update c3 and d3

c3: 0.6.9
d3: 5.7.0

diff --git a/web/static/c3.js b/web/static/c3.js
index 04eb151a3d4925a1c00ab3238337973699741675..4144c44d839bd2a00f8bf5218a2e3990bf04cc80 100644 (file)
--- a/web/static/c3.js
+++ b/web/static/c3.js
@@ -1,9590 +1,10698 @@
-/* @license C3.js v0.6.7 | (c) C3 Team and other contributors | http://c3js.org/ */
+/* @license C3.js v0.6.9 | (c) C3 Team and other contributors | http://c3js.org/ */

 (function (global, factory) {
 (function (global, factory) {

-    typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
-    typeof define === 'function' && define.amd ? define(factory) :
-    (global.c3 = factory());
+  typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
+  typeof define === 'function' && define.amd ? define(factory) :
+  (global.c3 = factory());

 }(this, (function () { 'use strict';
 
 }(this, (function () { 'use strict';
 

-    function ChartInternal(api) {
-        var $$ = this;
-        $$.d3 = window.d3 ? window.d3 : typeof require !== 'undefined' ? require("d3") : undefined;
-        $$.api = api;
-        $$.config = $$.getDefaultConfig();
-        $$.data = {};
-        $$.cache = {};
-        $$.axes = {};
-    }
-
-    function Chart(config) {
-        var $$ = this.internal = new ChartInternal(this);
-        $$.loadConfig(config);
-
-        $$.beforeInit(config);
-        $$.init();
-        $$.afterInit(config);
-
-        // bind "this" to nested API
-        (function bindThis(fn, target, argThis) {
-            Object.keys(fn).forEach(function (key) {
-                target[key] = fn[key].bind(argThis);
-                if (Object.keys(fn[key]).length > 0) {
-                    bindThis(fn[key], target[key], argThis);
-                }
-            });
-        })(Chart.prototype, this, this);
-    }
-
-    function AxisInternal(component, params) {
-        var internal = this;
-        internal.component = component;
-        internal.params = params || {};
-
-        internal.d3 = component.d3;
-        internal.scale = internal.d3.scaleLinear();
-        internal.range;
-        internal.orient = "bottom";
-        internal.innerTickSize = 6;
-        internal.outerTickSize = this.params.withOuterTick ? 6 : 0;
-        internal.tickPadding = 3;
-        internal.tickValues = null;
-        internal.tickFormat;
-        internal.tickArguments;
-
-        internal.tickOffset = 0;
-        internal.tickCulling = true;
-        internal.tickCentered;
-        internal.tickTextCharSize;
-        internal.tickTextRotate = internal.params.tickTextRotate;
-        internal.tickLength;
-
-        internal.axis = internal.generateAxis();
-    }
-
-    AxisInternal.prototype.axisX = function (selection, x, tickOffset) {
-        selection.attr("transform", function (d) {
-            return "translate(" + Math.ceil(x(d) + tickOffset) + ", 0)";
-        });
-    };
-    AxisInternal.prototype.axisY = function (selection, y) {
-        selection.attr("transform", function (d) {
-            return "translate(0," + Math.ceil(y(d)) + ")";
-        });
-    };
-    AxisInternal.prototype.scaleExtent = function (domain) {
-        var start = domain[0],
-            stop = domain[domain.length - 1];
-        return start < stop ? [start, stop] : [stop, start];
-    };
-    AxisInternal.prototype.generateTicks = function (scale) {
-        var internal = this;
-        var i,
-            domain,
-            ticks = [];
-        if (scale.ticks) {
-            return scale.ticks.apply(scale, internal.tickArguments);
-        }
-        domain = scale.domain();
-        for (i = Math.ceil(domain[0]); i < domain[1]; i++) {
-            ticks.push(i);
-        }
-        if (ticks.length > 0 && ticks[0] > 0) {
-            ticks.unshift(ticks[0] - (ticks[1] - ticks[0]));
-        }
-        return ticks;
-    };
-    AxisInternal.prototype.copyScale = function () {
-        var internal = this;
-        var newScale = internal.scale.copy(),
-            domain;
-        if (internal.params.isCategory) {
-            domain = internal.scale.domain();
-            newScale.domain([domain[0], domain[1] - 1]);
-        }
-        return newScale;
-    };
-    AxisInternal.prototype.textFormatted = function (v) {
-        var internal = this,
-            formatted = internal.tickFormat ? internal.tickFormat(v) : v;
-        return typeof formatted !== 'undefined' ? formatted : '';
-    };
-    AxisInternal.prototype.updateRange = function () {
-        var internal = this;
-        internal.range = internal.scale.rangeExtent ? internal.scale.rangeExtent() : internal.scaleExtent(internal.scale.range());
-        return internal.range;
-    };
-    AxisInternal.prototype.updateTickTextCharSize = function (tick) {
-        var internal = this;
-        if (internal.tickTextCharSize) {
-            return internal.tickTextCharSize;
-        }
-        var size = {
-            h: 11.5,
-            w: 5.5
-        };
-        tick.select('text').text(function (d) {
-            return internal.textFormatted(d);
-        }).each(function (d) {
-            var box = this.getBoundingClientRect(),
-                text = internal.textFormatted(d),
-                h = box.height,
-                w = text ? box.width / text.length : undefined;
-            if (h && w) {
-                size.h = h;
-                size.w = w;
-            }
-        }).text('');
-        internal.tickTextCharSize = size;
-        return size;
-    };
-    AxisInternal.prototype.isVertical = function () {
-        return this.orient === 'left' || this.orient === 'right';
-    };
-    AxisInternal.prototype.tspanData = function (d, i, scale) {
-        var internal = this;
-        var splitted = internal.params.tickMultiline ? internal.splitTickText(d, scale) : [].concat(internal.textFormatted(d));
+  function _typeof(obj) {
+    if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") {
+      _typeof = function (obj) {
+        return typeof obj;
+      };
+    } else {
+      _typeof = function (obj) {
+        return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj;
+      };
+    }

 
 

-        if (internal.params.tickMultiline && internal.params.tickMultilineMax > 0) {
-            splitted = internal.ellipsify(splitted, internal.params.tickMultilineMax);
-        }
+    return _typeof(obj);
+  }

 
 

-        return splitted.map(function (s) {
-            return { index: i, splitted: s, length: splitted.length };
-        });
-    };
-    AxisInternal.prototype.splitTickText = function (d, scale) {
-        var internal = this,
-            tickText = internal.textFormatted(d),
-            maxWidth = internal.params.tickWidth,
-            subtext,
-            spaceIndex,
-            textWidth,
-            splitted = [];
-
-        if (Object.prototype.toString.call(tickText) === "[object Array]") {
-            return tickText;
-        }
+  function _classCallCheck(instance, Constructor) {
+    if (!(instance instanceof Constructor)) {
+      throw new TypeError("Cannot call a class as a function");
+    }
+  }
+
+  function _defineProperty(obj, key, value) {
+    if (key in obj) {
+      Object.defineProperty(obj, key, {
+        value: value,
+        enumerable: true,
+        configurable: true,
+        writable: true
+      });
+    } else {
+      obj[key] = value;
+    }

 
 

-        if (!maxWidth || maxWidth <= 0) {
-            maxWidth = internal.isVertical() ? 95 : internal.params.isCategory ? Math.ceil(scale(1) - scale(0)) - 12 : 110;
-        }
+    return obj;
+  }
+
+  function ChartInternal(api) {
+    var $$ = this;
+    $$.d3 = window.d3 ? window.d3 : typeof require !== 'undefined' ? require("d3") : undefined;
+    $$.api = api;
+    $$.config = $$.getDefaultConfig();
+    $$.data = {};
+    $$.cache = {};
+    $$.axes = {};
+  }
+
+  function Chart(config) {
+    var $$ = this.internal = new ChartInternal(this);
+    $$.loadConfig(config);
+    $$.beforeInit(config);
+    $$.init();
+    $$.afterInit(config); // bind "this" to nested API
+
+    (function bindThis(fn, target, argThis) {
+      Object.keys(fn).forEach(function (key) {
+        target[key] = fn[key].bind(argThis);
+
+        if (Object.keys(fn[key]).length > 0) {
+          bindThis(fn[key], target[key], argThis);
+        }
+      });
+    })(Chart.prototype, this, this);
+  }
+
+  function AxisInternal(component, params) {
+    var internal = this;
+    internal.component = component;
+    internal.params = params || {};
+    internal.d3 = component.d3;
+    internal.scale = internal.d3.scaleLinear();
+    internal.range;
+    internal.orient = "bottom";
+    internal.innerTickSize = 6;
+    internal.outerTickSize = this.params.withOuterTick ? 6 : 0;
+    internal.tickPadding = 3;
+    internal.tickValues = null;
+    internal.tickFormat;
+    internal.tickArguments;
+    internal.tickOffset = 0;
+    internal.tickCulling = true;
+    internal.tickCentered;
+    internal.tickTextCharSize;
+    internal.tickTextRotate = internal.params.tickTextRotate;
+    internal.tickLength;
+    internal.axis = internal.generateAxis();
+  }
+
+  AxisInternal.prototype.axisX = function (selection, x, tickOffset) {
+    selection.attr("transform", function (d) {
+      return "translate(" + Math.ceil(x(d) + tickOffset) + ", 0)";
+    });
+  };
+
+  AxisInternal.prototype.axisY = function (selection, y) {
+    selection.attr("transform", function (d) {
+      return "translate(0," + Math.ceil(y(d)) + ")";
+    });
+  };
+
+  AxisInternal.prototype.scaleExtent = function (domain) {
+    var start = domain[0],
+        stop = domain[domain.length - 1];
+    return start < stop ? [start, stop] : [stop, start];
+  };
+
+  AxisInternal.prototype.generateTicks = function (scale) {
+    var internal = this;
+    var i,
+        domain,
+        ticks = [];
+
+    if (scale.ticks) {
+      return scale.ticks.apply(scale, internal.tickArguments);
+    }

 
 

-        function split(splitted, text) {
-            spaceIndex = undefined;
-            for (var i = 1; i < text.length; i++) {
-                if (text.charAt(i) === ' ') {
-                    spaceIndex = i;
-                }
-                subtext = text.substr(0, i + 1);
-                textWidth = internal.tickTextCharSize.w * subtext.length;
-                // if text width gets over tick width, split by space index or crrent index
-                if (maxWidth < textWidth) {
-                    return split(splitted.concat(text.substr(0, spaceIndex ? spaceIndex : i)), text.slice(spaceIndex ? spaceIndex + 1 : i));
-                }
-            }
-            return splitted.concat(text);
-        }
+    domain = scale.domain();

 
 

-        return split(splitted, tickText + "");
-    };
-    AxisInternal.prototype.ellipsify = function (splitted, max) {
-        if (splitted.length <= max) {
-            return splitted;
-        }
+    for (i = Math.ceil(domain[0]); i < domain[1]; i++) {
+      ticks.push(i);
+    }

 
 

-        var ellipsified = splitted.slice(0, max);
-        var remaining = 3;
-        for (var i = max - 1; i >= 0; i--) {
-            var available = ellipsified[i].length;
+    if (ticks.length > 0 && ticks[0] > 0) {
+      ticks.unshift(ticks[0] - (ticks[1] - ticks[0]));
+    }

 
 

-            ellipsified[i] = ellipsified[i].substr(0, available - remaining).padEnd(available, '.');
+    return ticks;
+  };

 
 

-            remaining -= available;
+  AxisInternal.prototype.copyScale = function () {
+    var internal = this;
+    var newScale = internal.scale.copy(),
+        domain;

 
 

-            if (remaining <= 0) {
-                break;
-            }
-        }
+    if (internal.params.isCategory) {
+      domain = internal.scale.domain();
+      newScale.domain([domain[0], domain[1] - 1]);
+    }

 
 

-        return ellipsified;
-    };
-    AxisInternal.prototype.updateTickLength = function () {
-        var internal = this;
-        internal.tickLength = Math.max(internal.innerTickSize, 0) + internal.tickPadding;
-    };
-    AxisInternal.prototype.lineY2 = function (d) {
-        var internal = this,
-            tickPosition = internal.scale(d) + (internal.tickCentered ? 0 : internal.tickOffset);
-        return internal.range[0] < tickPosition && tickPosition < internal.range[1] ? internal.innerTickSize : 0;
-    };
-    AxisInternal.prototype.textY = function () {
-        var internal = this,
-            rotate = internal.tickTextRotate;
-        return rotate ? 11.5 - 2.5 * (rotate / 15) * (rotate > 0 ? 1 : -1) : internal.tickLength;
-    };
-    AxisInternal.prototype.textTransform = function () {
-        var internal = this,
-            rotate = internal.tickTextRotate;
-        return rotate ? "rotate(" + rotate + ")" : "";
-    };
-    AxisInternal.prototype.textTextAnchor = function () {
-        var internal = this,
-            rotate = internal.tickTextRotate;
-        return rotate ? rotate > 0 ? "start" : "end" : "middle";
-    };
-    AxisInternal.prototype.tspanDx = function () {
-        var internal = this,
-            rotate = internal.tickTextRotate;
-        return rotate ? 8 * Math.sin(Math.PI * (rotate / 180)) : 0;
-    };
-    AxisInternal.prototype.tspanDy = function (d, i) {
-        var internal = this,
-            dy = internal.tickTextCharSize.h;
-        if (i === 0) {
-            if (internal.isVertical()) {
-                dy = -((d.length - 1) * (internal.tickTextCharSize.h / 2) - 3);
-            } else {
-                dy = ".71em";
-            }
-        }
-        return dy;
-    };
+    return newScale;
+  };

 
 

-    AxisInternal.prototype.generateAxis = function () {
-        var internal = this,
-            d3 = internal.d3,
-            params = internal.params;
-        function axis(g, transition) {
-            var self;
-            g.each(function () {
-                var g = axis.g = d3.select(this);
-
-                var scale0 = this.__chart__ || internal.scale,
-                    scale1 = this.__chart__ = internal.copyScale();
-
-                var ticksValues = internal.tickValues ? internal.tickValues : internal.generateTicks(scale1),
-                    ticks = g.selectAll(".tick").data(ticksValues, scale1),
-                    tickEnter = ticks.enter().insert("g", ".domain").attr("class", "tick").style("opacity", 1e-6),
-
-                // MEMO: No exit transition. The reason is this transition affects max tick width calculation because old tick will be included in the ticks.
-                tickExit = ticks.exit().remove(),
-                    tickUpdate = ticks.merge(tickEnter),
-                    tickTransform,
-                    tickX,
-                    tickY;
-
-                if (params.isCategory) {
-                    internal.tickOffset = Math.ceil((scale1(1) - scale1(0)) / 2);
-                    tickX = internal.tickCentered ? 0 : internal.tickOffset;
-                    tickY = internal.tickCentered ? internal.tickOffset : 0;
-                } else {
-                    internal.tickOffset = tickX = 0;
-                }
-
-                internal.updateRange();
-                internal.updateTickLength();
-                internal.updateTickTextCharSize(g.select('.tick'));
-
-                var lineUpdate = tickUpdate.select("line").merge(tickEnter.append("line")),
-                    textUpdate = tickUpdate.select("text").merge(tickEnter.append("text"));
-
-                var tspans = tickUpdate.selectAll('text').selectAll('tspan').data(function (d, i) {
-                    return internal.tspanData(d, i, scale1);
-                }),
-                    tspanEnter = tspans.enter().append('tspan'),
-                    tspanUpdate = tspanEnter.merge(tspans).text(function (d) {
-                    return d.splitted;
-                });
-                tspans.exit().remove();
-
-                var path = g.selectAll(".domain").data([0]),
-                    pathUpdate = path.enter().append("path").merge(path).attr("class", "domain");
-
-                // TODO: each attr should be one function and change its behavior by internal.orient, probably
-                switch (internal.orient) {
-                    case "bottom":
-                        {
-                            tickTransform = internal.axisX;
-                            lineUpdate.attr("x1", tickX).attr("x2", tickX).attr("y2", function (d, i) {
-                                return internal.lineY2(d, i);
-                            });
-                            textUpdate.attr("x", 0).attr("y", function (d, i) {
-                                return internal.textY(d, i);
-                            }).attr("transform", function (d, i) {
-                                return internal.textTransform(d, i);
-                            }).style("text-anchor", function (d, i) {
-                                return internal.textTextAnchor(d, i);
-                            });
-                            tspanUpdate.attr('x', 0).attr("dy", function (d, i) {
-                                return internal.tspanDy(d, i);
-                            }).attr('dx', function (d, i) {
-                                return internal.tspanDx(d, i);
-                            });
-                            pathUpdate.attr("d", "M" + internal.range[0] + "," + internal.outerTickSize + "V0H" + internal.range[1] + "V" + internal.outerTickSize);
-                            break;
-                        }
-                    case "top":
-                        {
-                            // TODO: rotated tick text
-                            tickTransform = internal.axisX;
-                            lineUpdate.attr("x1", tickX).attr("x2", tickX).attr("y2", function (d, i) {
-                                return -1 * internal.lineY2(d, i);
-                            });
-                            textUpdate.attr("x", 0).attr("y", function (d, i) {
-                                return -1 * internal.textY(d, i) - (params.isCategory ? 2 : internal.tickLength - 2);
-                            }).attr("transform", function (d, i) {
-                                return internal.textTransform(d, i);
-                            }).style("text-anchor", function (d, i) {
-                                return internal.textTextAnchor(d, i);
-                            });
-                            tspanUpdate.attr('x', 0).attr("dy", function (d, i) {
-                                return internal.tspanDy(d, i);
-                            }).attr('dx', function (d, i) {
-                                return internal.tspanDx(d, i);
-                            });
-                            pathUpdate.attr("d", "M" + internal.range[0] + "," + -internal.outerTickSize + "V0H" + internal.range[1] + "V" + -internal.outerTickSize);
-                            break;
-                        }
-                    case "left":
-                        {
-                            tickTransform = internal.axisY;
-                            lineUpdate.attr("x2", -internal.innerTickSize).attr("y1", tickY).attr("y2", tickY);
-                            textUpdate.attr("x", -internal.tickLength).attr("y", internal.tickOffset).style("text-anchor", "end");
-                            tspanUpdate.attr('x', -internal.tickLength).attr("dy", function (d, i) {
-                                return internal.tspanDy(d, i);
-                            });
-                            pathUpdate.attr("d", "M" + -internal.outerTickSize + "," + internal.range[0] + "H0V" + internal.range[1] + "H" + -internal.outerTickSize);
-                            break;
-                        }
-                    case "right":
-                        {
-                            tickTransform = internal.axisY;
-                            lineUpdate.attr("x2", internal.innerTickSize).attr("y1", tickY).attr("y2", tickY);
-                            textUpdate.attr("x", internal.tickLength).attr("y", internal.tickOffset).style("text-anchor", "start");
-                            tspanUpdate.attr('x', internal.tickLength).attr("dy", function (d, i) {
-                                return internal.tspanDy(d, i);
-                            });
-                            pathUpdate.attr("d", "M" + internal.outerTickSize + "," + internal.range[0] + "H0V" + internal.range[1] + "H" + internal.outerTickSize);
-                            break;
-                        }
-                }
-                if (scale1.rangeBand) {
-                    var x = scale1,
-                        dx = x.rangeBand() / 2;
-                    scale0 = scale1 = function scale1(d) {
-                        return x(d) + dx;
-                    };
-                } else if (scale0.rangeBand) {
-                    scale0 = scale1;
-                } else {
-                    tickExit.call(tickTransform, scale1, internal.tickOffset);
-                }
-                tickEnter.call(tickTransform, scale0, internal.tickOffset);
-                self = (transition ? tickUpdate.transition(transition) : tickUpdate).style('opacity', 1).call(tickTransform, scale1, internal.tickOffset);
-            });
-            return self;
-        }
-        axis.scale = function (x) {
-            if (!arguments.length) {
-                return internal.scale;
-            }
-            internal.scale = x;
-            return axis;
-        };
-        axis.orient = function (x) {
-            if (!arguments.length) {
-                return internal.orient;
-            }
-            internal.orient = x in { top: 1, right: 1, bottom: 1, left: 1 } ? x + "" : "bottom";
-            return axis;
-        };
-        axis.tickFormat = function (format) {
-            if (!arguments.length) {
-                return internal.tickFormat;
-            }
-            internal.tickFormat = format;
-            return axis;
-        };
-        axis.tickCentered = function (isCentered) {
-            if (!arguments.length) {
-                return internal.tickCentered;
-            }
-            internal.tickCentered = isCentered;
-            return axis;
-        };
-        axis.tickOffset = function () {
-            return internal.tickOffset;
-        };
-        axis.tickInterval = function () {
-            var interval, length;
-            if (params.isCategory) {
-                interval = internal.tickOffset * 2;
-            } else {
-                length = axis.g.select('path.domain').node().getTotalLength() - internal.outerTickSize * 2;
-                interval = length / axis.g.selectAll('line').size();
-            }
-            return interval === Infinity ? 0 : interval;
-        };
-        axis.ticks = function () {
-            if (!arguments.length) {
-                return internal.tickArguments;
-            }
-            internal.tickArguments = arguments;
-            return axis;
-        };
-        axis.tickCulling = function (culling) {
-            if (!arguments.length) {
-                return internal.tickCulling;
-            }
-            internal.tickCulling = culling;
-            return axis;
-        };
-        axis.tickValues = function (x) {
-            if (typeof x === 'function') {
-                internal.tickValues = function () {
-                    return x(internal.scale.domain());
-                };
-            } else {
-                if (!arguments.length) {
-                    return internal.tickValues;
-                }
-                internal.tickValues = x;
-            }
-            return axis;
-        };
-        return axis;
-    };
+  AxisInternal.prototype.textFormatted = function (v) {
+    var internal = this,
+        formatted = internal.tickFormat ? internal.tickFormat(v) : v;
+    return typeof formatted !== 'undefined' ? formatted : '';
+  };

 
 

-    var CLASS = {
-        target: 'c3-target',
-        chart: 'c3-chart',
-        chartLine: 'c3-chart-line',
-        chartLines: 'c3-chart-lines',
-        chartBar: 'c3-chart-bar',
-        chartBars: 'c3-chart-bars',
-        chartText: 'c3-chart-text',
-        chartTexts: 'c3-chart-texts',
-        chartArc: 'c3-chart-arc',
-        chartArcs: 'c3-chart-arcs',
-        chartArcsTitle: 'c3-chart-arcs-title',
-        chartArcsBackground: 'c3-chart-arcs-background',
-        chartArcsGaugeUnit: 'c3-chart-arcs-gauge-unit',
-        chartArcsGaugeMax: 'c3-chart-arcs-gauge-max',
-        chartArcsGaugeMin: 'c3-chart-arcs-gauge-min',
-        selectedCircle: 'c3-selected-circle',
-        selectedCircles: 'c3-selected-circles',
-        eventRect: 'c3-event-rect',
-        eventRects: 'c3-event-rects',
-        eventRectsSingle: 'c3-event-rects-single',
-        eventRectsMultiple: 'c3-event-rects-multiple',
-        zoomRect: 'c3-zoom-rect',
-        brush: 'c3-brush',
-        dragZoom: 'c3-drag-zoom',
-        focused: 'c3-focused',
-        defocused: 'c3-defocused',
-        region: 'c3-region',
-        regions: 'c3-regions',
-        title: 'c3-title',
-        tooltipContainer: 'c3-tooltip-container',
-        tooltip: 'c3-tooltip',
-        tooltipName: 'c3-tooltip-name',
-        shape: 'c3-shape',
-        shapes: 'c3-shapes',
-        line: 'c3-line',
-        lines: 'c3-lines',
-        bar: 'c3-bar',
-        bars: 'c3-bars',
-        circle: 'c3-circle',
-        circles: 'c3-circles',
-        arc: 'c3-arc',
-        arcLabelLine: 'c3-arc-label-line',
-        arcs: 'c3-arcs',
-        area: 'c3-area',
-        areas: 'c3-areas',
-        empty: 'c3-empty',
-        text: 'c3-text',
-        texts: 'c3-texts',
-        gaugeValue: 'c3-gauge-value',
-        grid: 'c3-grid',
-        gridLines: 'c3-grid-lines',
-        xgrid: 'c3-xgrid',
-        xgrids: 'c3-xgrids',
-        xgridLine: 'c3-xgrid-line',
-        xgridLines: 'c3-xgrid-lines',
-        xgridFocus: 'c3-xgrid-focus',
-        ygrid: 'c3-ygrid',
-        ygrids: 'c3-ygrids',
-        ygridLine: 'c3-ygrid-line',
-        ygridLines: 'c3-ygrid-lines',
-        axis: 'c3-axis',
-        axisX: 'c3-axis-x',
-        axisXLabel: 'c3-axis-x-label',
-        axisY: 'c3-axis-y',
-        axisYLabel: 'c3-axis-y-label',
-        axisY2: 'c3-axis-y2',
-        axisY2Label: 'c3-axis-y2-label',
-        legendBackground: 'c3-legend-background',
-        legendItem: 'c3-legend-item',
-        legendItemEvent: 'c3-legend-item-event',
-        legendItemTile: 'c3-legend-item-tile',
-        legendItemHidden: 'c3-legend-item-hidden',
-        legendItemFocused: 'c3-legend-item-focused',
-        dragarea: 'c3-dragarea',
-        EXPANDED: '_expanded_',
-        SELECTED: '_selected_',
-        INCLUDED: '_included_'
-    };
+  AxisInternal.prototype.updateRange = function () {
+    var internal = this;
+    internal.range = internal.scale.rangeExtent ? internal.scale.rangeExtent() : internal.scaleExtent(internal.scale.range());
+    return internal.range;
+  };

 
 

-    var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) {
-      return typeof obj;
-    } : function (obj) {
-      return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj;
-    };
+  AxisInternal.prototype.updateTickTextCharSize = function (tick) {
+    var internal = this;

 
 

-    var classCallCheck = function (instance, Constructor) {
-      if (!(instance instanceof Constructor)) {
-        throw new TypeError("Cannot call a class as a function");
-      }
-    };
+    if (internal.tickTextCharSize) {
+      return internal.tickTextCharSize;
+    }

 
 

-    var defineProperty = function (obj, key, value) {
-      if (key in obj) {
-        Object.defineProperty(obj, key, {
-          value: value,
-          enumerable: true,
-          configurable: true,
-          writable: true
-        });
-      } else {
-        obj[key] = value;
+    var size = {
+      h: 11.5,
+      w: 5.5
+    };
+    tick.select('text').text(function (d) {
+      return internal.textFormatted(d);
+    }).each(function (d) {
+      var box = this.getBoundingClientRect(),
+          text = internal.textFormatted(d),
+          h = box.height,
+          w = text ? box.width / text.length : undefined;
+
+      if (h && w) {
+        size.h = h;
+        size.w = w;

       }
       }

+    }).text('');
+    internal.tickTextCharSize = size;
+    return size;
+  };

 
 

-      return obj;
-    };
-
-    var asHalfPixel = function asHalfPixel(n) {
-        return Math.ceil(n) + 0.5;
-    };
-    var ceil10 = function ceil10(v) {
-        return Math.ceil(v / 10) * 10;
-    };
-    var diffDomain = function diffDomain(d) {
-        return d[1] - d[0];
-    };
-    var getOption = function getOption(options, key, defaultValue) {
-        return isDefined(options[key]) ? options[key] : defaultValue;
-    };
-    var getPathBox = function getPathBox(path) {
-        var box = path.getBoundingClientRect(),
-            items = [path.pathSegList.getItem(0), path.pathSegList.getItem(1)],
-            minX = items[0].x,
-            minY = Math.min(items[0].y, items[1].y);
-        return { x: minX, y: minY, width: box.width, height: box.height };
-    };
-    var hasValue = function hasValue(dict, value) {
-        var found = false;
-        Object.keys(dict).forEach(function (key) {
-            if (dict[key] === value) {
-                found = true;
-            }
-        });
-        return found;
-    };
-    var isArray = function isArray(o) {
-        return Array.isArray(o);
-    };
-    var isDefined = function isDefined(v) {
-        return typeof v !== 'undefined';
-    };
-    var isEmpty = function isEmpty(o) {
-        return typeof o === 'undefined' || o === null || isString(o) && o.length === 0 || (typeof o === 'undefined' ? 'undefined' : _typeof(o)) === 'object' && Object.keys(o).length === 0;
-    };
-    var isFunction = function isFunction(o) {
-        return typeof o === 'function';
-    };
-    var isString = function isString(o) {
-        return typeof o === 'string';
-    };
-    var isUndefined = function isUndefined(v) {
-        return typeof v === 'undefined';
-    };
-    var isValue = function isValue(v) {
-        return v || v === 0;
-    };
-    var notEmpty = function notEmpty(o) {
-        return !isEmpty(o);
-    };
-    var sanitise = function sanitise(str) {
-        return typeof str === 'string' ? str.replace(/</g, '&lt;').replace(/>/g, '&gt;') : str;
-    };
+  AxisInternal.prototype.isVertical = function () {
+    return this.orient === 'left' || this.orient === 'right';
+  };

 
 

-    var Axis = function Axis(owner) {
-        classCallCheck(this, Axis);
+  AxisInternal.prototype.tspanData = function (d, i, scale) {
+    var internal = this;
+    var splitted = internal.params.tickMultiline ? internal.splitTickText(d, scale) : [].concat(internal.textFormatted(d));

 
 

-        this.owner = owner;
-        this.d3 = owner.d3;
-        this.internal = AxisInternal;
-    };
+    if (internal.params.tickMultiline && internal.params.tickMultilineMax > 0) {
+      splitted = internal.ellipsify(splitted, internal.params.tickMultilineMax);
+    }

 
 

-    Axis.prototype.init = function init() {
-        var $$ = this.owner,
-            config = $$.config,
-            main = $$.main;
-        $$.axes.x = main.append("g").attr("class", CLASS.axis + ' ' + CLASS.axisX).attr("clip-path", config.axis_x_inner ? "" : $$.clipPathForXAxis).attr("transform", $$.getTranslate('x')).style("visibility", config.axis_x_show ? 'visible' : 'hidden');
-        $$.axes.x.append("text").attr("class", CLASS.axisXLabel).attr("transform", config.axis_rotated ? "rotate(-90)" : "").style("text-anchor", this.textAnchorForXAxisLabel.bind(this));
-        $$.axes.y = main.append("g").attr("class", CLASS.axis + ' ' + CLASS.axisY).attr("clip-path", config.axis_y_inner ? "" : $$.clipPathForYAxis).attr("transform", $$.getTranslate('y')).style("visibility", config.axis_y_show ? 'visible' : 'hidden');
-        $$.axes.y.append("text").attr("class", CLASS.axisYLabel).attr("transform", config.axis_rotated ? "" : "rotate(-90)").style("text-anchor", this.textAnchorForYAxisLabel.bind(this));
-
-        $$.axes.y2 = main.append("g").attr("class", CLASS.axis + ' ' + CLASS.axisY2)
-        // clip-path?
-        .attr("transform", $$.getTranslate('y2')).style("visibility", config.axis_y2_show ? 'visible' : 'hidden');
-        $$.axes.y2.append("text").attr("class", CLASS.axisY2Label).attr("transform", config.axis_rotated ? "" : "rotate(-90)").style("text-anchor", this.textAnchorForY2AxisLabel.bind(this));
-    };
-    Axis.prototype.getXAxis = function getXAxis(scale, orient, tickFormat, tickValues, withOuterTick, withoutTransition, withoutRotateTickText) {
-        var $$ = this.owner,
-            config = $$.config,
-            axisParams = {
-            isCategory: $$.isCategorized(),
-            withOuterTick: withOuterTick,
-            tickMultiline: config.axis_x_tick_multiline,
-            tickMultilineMax: config.axis_x_tick_multiline ? Number(config.axis_x_tick_multilineMax) : 0,
-            tickWidth: config.axis_x_tick_width,
-            tickTextRotate: withoutRotateTickText ? 0 : config.axis_x_tick_rotate,
-            withoutTransition: withoutTransition
-        },
-            axis = new this.internal(this, axisParams).axis.scale(scale).orient(orient);
+    return splitted.map(function (s) {
+      return {
+        index: i,
+        splitted: s,
+        length: splitted.length
+      };
+    });
+  };
+
+  AxisInternal.prototype.splitTickText = function (d, scale) {
+    var internal = this,
+        tickText = internal.textFormatted(d),
+        maxWidth = internal.params.tickWidth,
+        subtext,
+        spaceIndex,
+        textWidth,
+        splitted = [];
+
+    if (Object.prototype.toString.call(tickText) === "[object Array]") {
+      return tickText;
+    }

 
 

-        if ($$.isTimeSeries() && tickValues && typeof tickValues !== "function") {
-            tickValues = tickValues.map(function (v) {
-                return $$.parseDate(v);
-            });
-        }
+    if (!maxWidth || maxWidth <= 0) {
+      maxWidth = internal.isVertical() ? 95 : internal.params.isCategory ? Math.ceil(scale(1) - scale(0)) - 12 : 110;
+    }

 
 

-        // Set tick
-        axis.tickFormat(tickFormat).tickValues(tickValues);
-        if ($$.isCategorized()) {
-            axis.tickCentered(config.axis_x_tick_centered);
-            if (isEmpty(config.axis_x_tick_culling)) {
-                config.axis_x_tick_culling = false;
-            }
-        }
+    function split(splitted, text) {
+      spaceIndex = undefined;

 
 

-        return axis;
-    };
-    Axis.prototype.updateXAxisTickValues = function updateXAxisTickValues(targets, axis) {
-        var $$ = this.owner,
-            config = $$.config,
-            tickValues;
-        if (config.axis_x_tick_fit || config.axis_x_tick_count) {
-            tickValues = this.generateTickValues($$.mapTargetsToUniqueXs(targets), config.axis_x_tick_count, $$.isTimeSeries());
-        }
-        if (axis) {
-            axis.tickValues(tickValues);
-        } else {
-            $$.xAxis.tickValues(tickValues);
-            $$.subXAxis.tickValues(tickValues);
-        }
-        return tickValues;
-    };
-    Axis.prototype.getYAxis = function getYAxis(scale, orient, tickFormat, tickValues, withOuterTick, withoutTransition, withoutRotateTickText) {
-        var $$ = this.owner,
-            config = $$.config,
-            axisParams = {
-            withOuterTick: withOuterTick,
-            withoutTransition: withoutTransition,
-            tickTextRotate: withoutRotateTickText ? 0 : config.axis_y_tick_rotate
-        },
-            axis = new this.internal(this, axisParams).axis.scale(scale).orient(orient).tickFormat(tickFormat);
-        if ($$.isTimeSeriesY()) {
-            axis.ticks(config.axis_y_tick_time_type, config.axis_y_tick_time_interval);
-        } else {
-            axis.tickValues(tickValues);
+      for (var i = 1; i < text.length; i++) {
+        if (text.charAt(i) === ' ') {
+          spaceIndex = i;

         }
         }

-        return axis;
-    };
-    Axis.prototype.getId = function getId(id) {
-        var config = this.owner.config;
-        return id in config.data_axes ? config.data_axes[id] : 'y';
-    };
-    Axis.prototype.getXAxisTickFormat = function getXAxisTickFormat() {
-        // #2251 previously set any negative values to a whole number,
-        // however both should be truncated according to the users format specification
-        var $$ = this.owner,
-            config = $$.config;
-        var format = $$.isTimeSeries() ? $$.defaultAxisTimeFormat : $$.isCategorized() ? $$.categoryName : function (v) {
-            return v;
-        };

 
 

-        if (config.axis_x_tick_format) {
-            if (isFunction(config.axis_x_tick_format)) {
-                format = config.axis_x_tick_format;
-            } else if ($$.isTimeSeries()) {
-                format = function format(date) {
-                    return date ? $$.axisTimeFormat(config.axis_x_tick_format)(date) : "";
-                };
-            }
-        }
-        return isFunction(format) ? function (v) {
-            return format.call($$, v);
-        } : format;
-    };
-    Axis.prototype.getTickValues = function getTickValues(tickValues, axis) {
-        return tickValues ? tickValues : axis ? axis.tickValues() : undefined;
-    };
-    Axis.prototype.getXAxisTickValues = function getXAxisTickValues() {
-        return this.getTickValues(this.owner.config.axis_x_tick_values, this.owner.xAxis);
-    };
-    Axis.prototype.getYAxisTickValues = function getYAxisTickValues() {
-        return this.getTickValues(this.owner.config.axis_y_tick_values, this.owner.yAxis);
-    };
-    Axis.prototype.getY2AxisTickValues = function getY2AxisTickValues() {
-        return this.getTickValues(this.owner.config.axis_y2_tick_values, this.owner.y2Axis);
-    };
-    Axis.prototype.getLabelOptionByAxisId = function getLabelOptionByAxisId(axisId) {
-        var $$ = this.owner,
-            config = $$.config,
-            option;
-        if (axisId === 'y') {
-            option = config.axis_y_label;
-        } else if (axisId === 'y2') {
-            option = config.axis_y2_label;
-        } else if (axisId === 'x') {
-            option = config.axis_x_label;
-        }
-        return option;
-    };
-    Axis.prototype.getLabelText = function getLabelText(axisId) {
-        var option = this.getLabelOptionByAxisId(axisId);
-        return isString(option) ? option : option ? option.text : null;
-    };
-    Axis.prototype.setLabelText = function setLabelText(axisId, text) {
-        var $$ = this.owner,
-            config = $$.config,
-            option = this.getLabelOptionByAxisId(axisId);
-        if (isString(option)) {
-            if (axisId === 'y') {
-                config.axis_y_label = text;
-            } else if (axisId === 'y2') {
-                config.axis_y2_label = text;
-            } else if (axisId === 'x') {
-                config.axis_x_label = text;
-            }
-        } else if (option) {
-            option.text = text;
-        }
-    };
-    Axis.prototype.getLabelPosition = function getLabelPosition(axisId, defaultPosition) {
-        var option = this.getLabelOptionByAxisId(axisId),
-            position = option && (typeof option === 'undefined' ? 'undefined' : _typeof(option)) === 'object' && option.position ? option.position : defaultPosition;
-        return {
-            isInner: position.indexOf('inner') >= 0,
-            isOuter: position.indexOf('outer') >= 0,
-            isLeft: position.indexOf('left') >= 0,
-            isCenter: position.indexOf('center') >= 0,
-            isRight: position.indexOf('right') >= 0,
-            isTop: position.indexOf('top') >= 0,
-            isMiddle: position.indexOf('middle') >= 0,
-            isBottom: position.indexOf('bottom') >= 0
-        };
-    };
-    Axis.prototype.getXAxisLabelPosition = function getXAxisLabelPosition() {
-        return this.getLabelPosition('x', this.owner.config.axis_rotated ? 'inner-top' : 'inner-right');
-    };
-    Axis.prototype.getYAxisLabelPosition = function getYAxisLabelPosition() {
-        return this.getLabelPosition('y', this.owner.config.axis_rotated ? 'inner-right' : 'inner-top');
-    };
-    Axis.prototype.getY2AxisLabelPosition = function getY2AxisLabelPosition() {
-        return this.getLabelPosition('y2', this.owner.config.axis_rotated ? 'inner-right' : 'inner-top');
-    };
-    Axis.prototype.getLabelPositionById = function getLabelPositionById(id) {
-        return id === 'y2' ? this.getY2AxisLabelPosition() : id === 'y' ? this.getYAxisLabelPosition() : this.getXAxisLabelPosition();
-    };
-    Axis.prototype.textForXAxisLabel = function textForXAxisLabel() {
-        return this.getLabelText('x');
-    };
-    Axis.prototype.textForYAxisLabel = function textForYAxisLabel() {
-        return this.getLabelText('y');
-    };
-    Axis.prototype.textForY2AxisLabel = function textForY2AxisLabel() {
-        return this.getLabelText('y2');
-    };
-    Axis.prototype.xForAxisLabel = function xForAxisLabel(forHorizontal, position) {
-        var $$ = this.owner;
-        if (forHorizontal) {
-            return position.isLeft ? 0 : position.isCenter ? $$.width / 2 : $$.width;
-        } else {
-            return position.isBottom ? -$$.height : position.isMiddle ? -$$.height / 2 : 0;
-        }
-    };
-    Axis.prototype.dxForAxisLabel = function dxForAxisLabel(forHorizontal, position) {
-        if (forHorizontal) {
-            return position.isLeft ? "0.5em" : position.isRight ? "-0.5em" : "0";
-        } else {
-            return position.isTop ? "-0.5em" : position.isBottom ? "0.5em" : "0";
-        }
-    };
-    Axis.prototype.textAnchorForAxisLabel = function textAnchorForAxisLabel(forHorizontal, position) {
-        if (forHorizontal) {
-            return position.isLeft ? 'start' : position.isCenter ? 'middle' : 'end';
-        } else {
-            return position.isBottom ? 'start' : position.isMiddle ? 'middle' : 'end';
-        }
-    };
-    Axis.prototype.xForXAxisLabel = function xForXAxisLabel() {
-        return this.xForAxisLabel(!this.owner.config.axis_rotated, this.getXAxisLabelPosition());
-    };
-    Axis.prototype.xForYAxisLabel = function xForYAxisLabel() {
-        return this.xForAxisLabel(this.owner.config.axis_rotated, this.getYAxisLabelPosition());
-    };
-    Axis.prototype.xForY2AxisLabel = function xForY2AxisLabel() {
-        return this.xForAxisLabel(this.owner.config.axis_rotated, this.getY2AxisLabelPosition());
-    };
-    Axis.prototype.dxForXAxisLabel = function dxForXAxisLabel() {
-        return this.dxForAxisLabel(!this.owner.config.axis_rotated, this.getXAxisLabelPosition());
-    };
-    Axis.prototype.dxForYAxisLabel = function dxForYAxisLabel() {
-        return this.dxForAxisLabel(this.owner.config.axis_rotated, this.getYAxisLabelPosition());
-    };
-    Axis.prototype.dxForY2AxisLabel = function dxForY2AxisLabel() {
-        return this.dxForAxisLabel(this.owner.config.axis_rotated, this.getY2AxisLabelPosition());
-    };
-    Axis.prototype.dyForXAxisLabel = function dyForXAxisLabel() {
-        var $$ = this.owner,
-            config = $$.config,
-            position = this.getXAxisLabelPosition();
-        if (config.axis_rotated) {
-            return position.isInner ? "1.2em" : -25 - ($$.config.axis_x_inner ? 0 : this.getMaxTickWidth('x'));
-        } else {
-            return position.isInner ? "-0.5em" : config.axis_x_height ? config.axis_x_height - 10 : "3em";
-        }
-    };
-    Axis.prototype.dyForYAxisLabel = function dyForYAxisLabel() {
-        var $$ = this.owner,
-            position = this.getYAxisLabelPosition();
-        if ($$.config.axis_rotated) {
-            return position.isInner ? "-0.5em" : "3em";
-        } else {
-            return position.isInner ? "1.2em" : -10 - ($$.config.axis_y_inner ? 0 : this.getMaxTickWidth('y') + 10);
-        }
-    };
-    Axis.prototype.dyForY2AxisLabel = function dyForY2AxisLabel() {
-        var $$ = this.owner,
-            position = this.getY2AxisLabelPosition();
-        if ($$.config.axis_rotated) {
-            return position.isInner ? "1.2em" : "-2.2em";
-        } else {
-            return position.isInner ? "-0.5em" : 15 + ($$.config.axis_y2_inner ? 0 : this.getMaxTickWidth('y2') + 15);
-        }
-    };
-    Axis.prototype.textAnchorForXAxisLabel = function textAnchorForXAxisLabel() {
-        var $$ = this.owner;
-        return this.textAnchorForAxisLabel(!$$.config.axis_rotated, this.getXAxisLabelPosition());
-    };
-    Axis.prototype.textAnchorForYAxisLabel = function textAnchorForYAxisLabel() {
-        var $$ = this.owner;
-        return this.textAnchorForAxisLabel($$.config.axis_rotated, this.getYAxisLabelPosition());
-    };
-    Axis.prototype.textAnchorForY2AxisLabel = function textAnchorForY2AxisLabel() {
-        var $$ = this.owner;
-        return this.textAnchorForAxisLabel($$.config.axis_rotated, this.getY2AxisLabelPosition());
-    };
-    Axis.prototype.getMaxTickWidth = function getMaxTickWidth(id, withoutRecompute) {
-        var $$ = this.owner,
-            config = $$.config,
-            maxWidth = 0,
-            targetsToShow,
-            scale,
-            axis,
-            dummy,
-            svg;
-        if (withoutRecompute && $$.currentMaxTickWidths[id]) {
-            return $$.currentMaxTickWidths[id];
-        }
-        if ($$.svg) {
-            targetsToShow = $$.filterTargetsToShow($$.data.targets);
-            if (id === 'y') {
-                scale = $$.y.copy().domain($$.getYDomain(targetsToShow, 'y'));
-                axis = this.getYAxis(scale, $$.yOrient, config.axis_y_tick_format, $$.yAxisTickValues, false, true, true);
-            } else if (id === 'y2') {
-                scale = $$.y2.copy().domain($$.getYDomain(targetsToShow, 'y2'));
-                axis = this.getYAxis(scale, $$.y2Orient, config.axis_y2_tick_format, $$.y2AxisTickValues, false, true, true);
-            } else {
-                scale = $$.x.copy().domain($$.getXDomain(targetsToShow));
-                axis = this.getXAxis(scale, $$.xOrient, $$.xAxisTickFormat, $$.xAxisTickValues, false, true, true);
-                this.updateXAxisTickValues(targetsToShow, axis);
-            }
-            dummy = $$.d3.select('body').append('div').classed('c3', true);
-            svg = dummy.append("svg").style('visibility', 'hidden').style('position', 'fixed').style('top', 0).style('left', 0), svg.append('g').call(axis).each(function () {
-                $$.d3.select(this).selectAll('text').each(function () {
-                    var box = this.getBoundingClientRect();
-                    if (maxWidth < box.width) {
-                        maxWidth = box.width;
-                    }
-                });
-                dummy.remove();
-            });
-        }
-        $$.currentMaxTickWidths[id] = maxWidth <= 0 ? $$.currentMaxTickWidths[id] : maxWidth;
-        return $$.currentMaxTickWidths[id];
-    };
+        subtext = text.substr(0, i + 1);
+        textWidth = internal.tickTextCharSize.w * subtext.length; // if text width gets over tick width, split by space index or crrent index

 
 

-    Axis.prototype.updateLabels = function updateLabels(withTransition) {
-        var $$ = this.owner;
-        var axisXLabel = $$.main.select('.' + CLASS.axisX + ' .' + CLASS.axisXLabel),
-            axisYLabel = $$.main.select('.' + CLASS.axisY + ' .' + CLASS.axisYLabel),
-            axisY2Label = $$.main.select('.' + CLASS.axisY2 + ' .' + CLASS.axisY2Label);
-        (withTransition ? axisXLabel.transition() : axisXLabel).attr("x", this.xForXAxisLabel.bind(this)).attr("dx", this.dxForXAxisLabel.bind(this)).attr("dy", this.dyForXAxisLabel.bind(this)).text(this.textForXAxisLabel.bind(this));
-        (withTransition ? axisYLabel.transition() : axisYLabel).attr("x", this.xForYAxisLabel.bind(this)).attr("dx", this.dxForYAxisLabel.bind(this)).attr("dy", this.dyForYAxisLabel.bind(this)).text(this.textForYAxisLabel.bind(this));
-        (withTransition ? axisY2Label.transition() : axisY2Label).attr("x", this.xForY2AxisLabel.bind(this)).attr("dx", this.dxForY2AxisLabel.bind(this)).attr("dy", this.dyForY2AxisLabel.bind(this)).text(this.textForY2AxisLabel.bind(this));
-    };
-    Axis.prototype.getPadding = function getPadding(padding, key, defaultValue, domainLength) {
-        var p = typeof padding === 'number' ? padding : padding[key];
-        if (!isValue(p)) {
-            return defaultValue;
-        }
-        if (padding.unit === 'ratio') {
-            return padding[key] * domainLength;
-        }
-        // assume padding is pixels if unit is not specified
-        return this.convertPixelsToAxisPadding(p, domainLength);
-    };
-    Axis.prototype.convertPixelsToAxisPadding = function convertPixelsToAxisPadding(pixels, domainLength) {
-        var $$ = this.owner,
-            length = $$.config.axis_rotated ? $$.width : $$.height;
-        return domainLength * (pixels / length);
-    };
-    Axis.prototype.generateTickValues = function generateTickValues(values, tickCount, forTimeSeries) {
-        var tickValues = values,
-            targetCount,
-            start,
-            end,
-            count,
-            interval,
-            i,
-            tickValue;
-        if (tickCount) {
-            targetCount = isFunction(tickCount) ? tickCount() : tickCount;
-            // compute ticks according to tickCount
-            if (targetCount === 1) {
-                tickValues = [values[0]];
-            } else if (targetCount === 2) {
-                tickValues = [values[0], values[values.length - 1]];
-            } else if (targetCount > 2) {
-                count = targetCount - 2;
-                start = values[0];
-                end = values[values.length - 1];
-                interval = (end - start) / (count + 1);
-                // re-construct unique values
-                tickValues = [start];
-                for (i = 0; i < count; i++) {
-                    tickValue = +start + interval * (i + 1);
-                    tickValues.push(forTimeSeries ? new Date(tickValue) : tickValue);
-                }
-                tickValues.push(end);
-            }
+        if (maxWidth < textWidth) {
+          return split(splitted.concat(text.substr(0, spaceIndex ? spaceIndex : i)), text.slice(spaceIndex ? spaceIndex + 1 : i));

         }
         }

-        if (!forTimeSeries) {
-            tickValues = tickValues.sort(function (a, b) {
-                return a - b;
-            });
-        }
-        return tickValues;
-    };
-    Axis.prototype.generateTransitions = function generateTransitions(duration) {
-        var $$ = this.owner,
-            axes = $$.axes;
-        return {
-            axisX: duration ? axes.x.transition().duration(duration) : axes.x,
-            axisY: duration ? axes.y.transition().duration(duration) : axes.y,
-            axisY2: duration ? axes.y2.transition().duration(duration) : axes.y2,
-            axisSubX: duration ? axes.subx.transition().duration(duration) : axes.subx
-        };
-    };
-    Axis.prototype.redraw = function redraw(duration, isHidden) {
-        var $$ = this.owner,
-            transition = duration ? $$.d3.transition().duration(duration) : null;
-        $$.axes.x.style("opacity", isHidden ? 0 : 1).call($$.xAxis, transition);
-        $$.axes.y.style("opacity", isHidden ? 0 : 1).call($$.yAxis, transition);
-        $$.axes.y2.style("opacity", isHidden ? 0 : 1).call($$.y2Axis, transition);
-        $$.axes.subx.style("opacity", isHidden ? 0 : 1).call($$.subXAxis, transition);
-    };
+      }

 
 

-    var c3 = {
-        version: "0.6.7",
-        chart: {
-            fn: Chart.prototype,
-            internal: {
-                fn: ChartInternal.prototype,
-                axis: {
-                    fn: Axis.prototype,
-                    internal: {
-                        fn: AxisInternal.prototype
-                    }
-                }
-            }
-        },
-        generate: function generate(config) {
-            return new Chart(config);
-        }
-    };
+      return splitted.concat(text);
+    }

 
 

-    ChartInternal.prototype.beforeInit = function () {
-        // can do something
-    };
-    ChartInternal.prototype.afterInit = function () {
-        // can do something
-    };
-    ChartInternal.prototype.init = function () {
-        var $$ = this,
-            config = $$.config;
-
-        $$.initParams();
-
-        if (config.data_url) {
-            $$.convertUrlToData(config.data_url, config.data_mimeType, config.data_headers, config.data_keys, $$.initWithData);
-        } else if (config.data_json) {
-            $$.initWithData($$.convertJsonToData(config.data_json, config.data_keys));
-        } else if (config.data_rows) {
-            $$.initWithData($$.convertRowsToData(config.data_rows));
-        } else if (config.data_columns) {
-            $$.initWithData($$.convertColumnsToData(config.data_columns));
-        } else {
-            throw Error('url or json or rows or columns is required.');
-        }
-    };
+    return split(splitted, tickText + "");
+  };

 
 

-    ChartInternal.prototype.initParams = function () {
-        var $$ = this,
-            d3 = $$.d3,
-            config = $$.config;
-
-        // MEMO: clipId needs to be unique because it conflicts when multiple charts exist
-        $$.clipId = "c3-" + +new Date() + '-clip';
-        $$.clipIdForXAxis = $$.clipId + '-xaxis';
-        $$.clipIdForYAxis = $$.clipId + '-yaxis';
-        $$.clipIdForGrid = $$.clipId + '-grid';
-        $$.clipIdForSubchart = $$.clipId + '-subchart';
-        $$.clipPath = $$.getClipPath($$.clipId);
-        $$.clipPathForXAxis = $$.getClipPath($$.clipIdForXAxis);
-        $$.clipPathForYAxis = $$.getClipPath($$.clipIdForYAxis);
-        $$.clipPathForGrid = $$.getClipPath($$.clipIdForGrid);
-        $$.clipPathForSubchart = $$.getClipPath($$.clipIdForSubchart);
-
-        $$.dragStart = null;
-        $$.dragging = false;
-        $$.flowing = false;
-        $$.cancelClick = false;
-        $$.mouseover = false;
-        $$.transiting = false;
-
-        $$.color = $$.generateColor();
-        $$.levelColor = $$.generateLevelColor();
-
-        $$.dataTimeParse = (config.data_xLocaltime ? d3.timeParse : d3.utcParse)($$.config.data_xFormat);
-        $$.axisTimeFormat = config.axis_x_localtime ? d3.timeFormat : d3.utcFormat;
-        $$.defaultAxisTimeFormat = function (date) {
-            if (date.getMilliseconds()) {
-                return d3.timeFormat(".%L")(date);
-            }
-            if (date.getSeconds()) {
-                return d3.timeFormat(":%S")(date);
-            }
-            if (date.getMinutes()) {
-                return d3.timeFormat("%I:%M")(date);
-            }
-            if (date.getHours()) {
-                return d3.timeFormat("%I %p")(date);
-            }
-            if (date.getDay() && date.getDate() !== 1) {
-                return d3.timeFormat("%-m/%-d")(date);
-            }
-            if (date.getDate() !== 1) {
-                return d3.timeFormat("%-m/%-d")(date);
-            }
-            if (date.getMonth()) {
-                return d3.timeFormat("%-m/%-d")(date);
-            }
-            return d3.timeFormat("%Y/%-m/%-d")(date);
-        };
-        $$.hiddenTargetIds = [];
-        $$.hiddenLegendIds = [];
-        $$.focusedTargetIds = [];
-        $$.defocusedTargetIds = [];
-
-        $$.xOrient = config.axis_rotated ? config.axis_x_inner ? "right" : "left" : config.axis_x_inner ? "top" : "bottom";
-        $$.yOrient = config.axis_rotated ? config.axis_y_inner ? "top" : "bottom" : config.axis_y_inner ? "right" : "left";
-        $$.y2Orient = config.axis_rotated ? config.axis_y2_inner ? "bottom" : "top" : config.axis_y2_inner ? "left" : "right";
-        $$.subXOrient = config.axis_rotated ? "left" : "bottom";
-
-        $$.isLegendRight = config.legend_position === 'right';
-        $$.isLegendInset = config.legend_position === 'inset';
-        $$.isLegendTop = config.legend_inset_anchor === 'top-left' || config.legend_inset_anchor === 'top-right';
-        $$.isLegendLeft = config.legend_inset_anchor === 'top-left' || config.legend_inset_anchor === 'bottom-left';
-        $$.legendStep = 0;
-        $$.legendItemWidth = 0;
-        $$.legendItemHeight = 0;
-
-        $$.currentMaxTickWidths = {
-            x: 0,
-            y: 0,
-            y2: 0
-        };
+  AxisInternal.prototype.ellipsify = function (splitted, max) {
+    if (splitted.length <= max) {
+      return splitted;
+    }

 
 

-        $$.rotated_padding_left = 30;
-        $$.rotated_padding_right = config.axis_rotated && !config.axis_x_show ? 0 : 30;
-        $$.rotated_padding_top = 5;
+    var ellipsified = splitted.slice(0, max);
+    var remaining = 3;

 
 

-        $$.withoutFadeIn = {};
+    for (var i = max - 1; i >= 0; i--) {
+      var available = ellipsified[i].length;
+      ellipsified[i] = ellipsified[i].substr(0, available - remaining).padEnd(available, '.');
+      remaining -= available;

 
 

-        $$.intervalForObserveInserted = undefined;
+      if (remaining <= 0) {
+        break;
+      }
+    }

 
 

-        $$.axes.subx = d3.selectAll([]); // needs when excluding subchart.js
-    };
+    return ellipsified;
+  };
+
+  AxisInternal.prototype.updateTickLength = function () {
+    var internal = this;
+    internal.tickLength = Math.max(internal.innerTickSize, 0) + internal.tickPadding;
+  };
+
+  AxisInternal.prototype.lineY2 = function (d) {
+    var internal = this,
+        tickPosition = internal.scale(d) + (internal.tickCentered ? 0 : internal.tickOffset);
+    return internal.range[0] < tickPosition && tickPosition < internal.range[1] ? internal.innerTickSize : 0;
+  };
+
+  AxisInternal.prototype.textY = function () {
+    var internal = this,
+        rotate = internal.tickTextRotate;
+    return rotate ? 11.5 - 2.5 * (rotate / 15) * (rotate > 0 ? 1 : -1) : internal.tickLength;
+  };
+
+  AxisInternal.prototype.textTransform = function () {
+    var internal = this,
+        rotate = internal.tickTextRotate;
+    return rotate ? "rotate(" + rotate + ")" : "";
+  };
+
+  AxisInternal.prototype.textTextAnchor = function () {
+    var internal = this,
+        rotate = internal.tickTextRotate;
+    return rotate ? rotate > 0 ? "start" : "end" : "middle";
+  };
+
+  AxisInternal.prototype.tspanDx = function () {
+    var internal = this,
+        rotate = internal.tickTextRotate;
+    return rotate ? 8 * Math.sin(Math.PI * (rotate / 180)) : 0;
+  };
+
+  AxisInternal.prototype.tspanDy = function (d, i) {
+    var internal = this,
+        dy = internal.tickTextCharSize.h;
+
+    if (i === 0) {
+      if (internal.isVertical()) {
+        dy = -((d.length - 1) * (internal.tickTextCharSize.h / 2) - 3);
+      } else {
+        dy = ".71em";
+      }
+    }

 
 

-    ChartInternal.prototype.initChartElements = function () {
-        if (this.initBar) {
-            this.initBar();
-        }
-        if (this.initLine) {
-            this.initLine();
-        }
-        if (this.initArc) {
-            this.initArc();
-        }
-        if (this.initGauge) {
-            this.initGauge();
-        }
-        if (this.initText) {
-            this.initText();
+    return dy;
+  };
+
+  AxisInternal.prototype.generateAxis = function () {
+    var internal = this,
+        d3 = internal.d3,
+        params = internal.params;
+
+    function axis(g, transition) {
+      var self;
+      g.each(function () {
+        var g = axis.g = d3.select(this);
+        var scale0 = this.__chart__ || internal.scale,
+            scale1 = this.__chart__ = internal.copyScale();
+        var ticksValues = internal.tickValues ? internal.tickValues : internal.generateTicks(scale1),
+            ticks = g.selectAll(".tick").data(ticksValues, scale1),
+            tickEnter = ticks.enter().insert("g", ".domain").attr("class", "tick").style("opacity", 1e-6),
+            // MEMO: No exit transition. The reason is this transition affects max tick width calculation because old tick will be included in the ticks.
+        tickExit = ticks.exit().remove(),
+            tickUpdate = ticks.merge(tickEnter),
+            tickTransform,
+            tickX,
+            tickY;
+
+        if (params.isCategory) {
+          internal.tickOffset = Math.ceil((scale1(1) - scale1(0)) / 2);
+          tickX = internal.tickCentered ? 0 : internal.tickOffset;
+          tickY = internal.tickCentered ? internal.tickOffset : 0;
+        } else {
+          internal.tickOffset = tickX = 0;

         }
         }

-    };
-
-    ChartInternal.prototype.initWithData = function (data) {
-        var $$ = this,
-            d3 = $$.d3,
-            config = $$.config;
-        var defs,
-            main,
-            binding = true;

 
 

-        $$.axis = new Axis($$);
-
-        if (!config.bindto) {
-            $$.selectChart = d3.selectAll([]);
-        } else if (typeof config.bindto.node === 'function') {
-            $$.selectChart = config.bindto;
+        internal.updateRange();
+        internal.updateTickLength();
+        internal.updateTickTextCharSize(g.select('.tick'));
+        var lineUpdate = tickUpdate.select("line").merge(tickEnter.append("line")),
+            textUpdate = tickUpdate.select("text").merge(tickEnter.append("text"));
+        var tspans = tickUpdate.selectAll('text').selectAll('tspan').data(function (d, i) {
+          return internal.tspanData(d, i, scale1);
+        }),
+            tspanEnter = tspans.enter().append('tspan'),
+            tspanUpdate = tspanEnter.merge(tspans).text(function (d) {
+          return d.splitted;
+        });
+        tspans.exit().remove();
+        var path = g.selectAll(".domain").data([0]),
+            pathUpdate = path.enter().append("path").merge(path).attr("class", "domain"); // TODO: each attr should be one function and change its behavior by internal.orient, probably
+
+        switch (internal.orient) {
+          case "bottom":
+            {
+              tickTransform = internal.axisX;
+              lineUpdate.attr("x1", tickX).attr("x2", tickX).attr("y2", function (d, i) {
+                return internal.lineY2(d, i);
+              });
+              textUpdate.attr("x", 0).attr("y", function (d, i) {
+                return internal.textY(d, i);
+              }).attr("transform", function (d, i) {
+                return internal.textTransform(d, i);
+              }).style("text-anchor", function (d, i) {
+                return internal.textTextAnchor(d, i);
+              });
+              tspanUpdate.attr('x', 0).attr("dy", function (d, i) {
+                return internal.tspanDy(d, i);
+              }).attr('dx', function (d, i) {
+                return internal.tspanDx(d, i);
+              });
+              pathUpdate.attr("d", "M" + internal.range[0] + "," + internal.outerTickSize + "V0H" + internal.range[1] + "V" + internal.outerTickSize);
+              break;
+            }
+
+          case "top":
+            {
+              // TODO: rotated tick text
+              tickTransform = internal.axisX;
+              lineUpdate.attr("x1", tickX).attr("x2", tickX).attr("y2", function (d, i) {
+                return -1 * internal.lineY2(d, i);
+              });
+              textUpdate.attr("x", 0).attr("y", function (d, i) {
+                return -1 * internal.textY(d, i) - (params.isCategory ? 2 : internal.tickLength - 2);
+              }).attr("transform", function (d, i) {
+                return internal.textTransform(d, i);
+              }).style("text-anchor", function (d, i) {
+                return internal.textTextAnchor(d, i);
+              });
+              tspanUpdate.attr('x', 0).attr("dy", function (d, i) {
+                return internal.tspanDy(d, i);
+              }).attr('dx', function (d, i) {
+                return internal.tspanDx(d, i);
+              });
+              pathUpdate.attr("d", "M" + internal.range[0] + "," + -internal.outerTickSize + "V0H" + internal.range[1] + "V" + -internal.outerTickSize);
+              break;
+            }
+
+          case "left":
+            {
+              tickTransform = internal.axisY;
+              lineUpdate.attr("x2", -internal.innerTickSize).attr("y1", tickY).attr("y2", tickY);
+              textUpdate.attr("x", -internal.tickLength).attr("y", internal.tickOffset).style("text-anchor", "end");
+              tspanUpdate.attr('x', -internal.tickLength).attr("dy", function (d, i) {
+                return internal.tspanDy(d, i);
+              });
+              pathUpdate.attr("d", "M" + -internal.outerTickSize + "," + internal.range[0] + "H0V" + internal.range[1] + "H" + -internal.outerTickSize);
+              break;
+            }
+
+          case "right":
+            {
+              tickTransform = internal.axisY;
+              lineUpdate.attr("x2", internal.innerTickSize).attr("y1", tickY).attr("y2", tickY);
+              textUpdate.attr("x", internal.tickLength).attr("y", internal.tickOffset).style("text-anchor", "start");
+              tspanUpdate.attr('x', internal.tickLength).attr("dy", function (d, i) {
+                return internal.tspanDy(d, i);
+              });
+              pathUpdate.attr("d", "M" + internal.outerTickSize + "," + internal.range[0] + "H0V" + internal.range[1] + "H" + internal.outerTickSize);
+              break;
+            }
+        }
+
+        if (scale1.rangeBand) {
+          var x = scale1,
+              dx = x.rangeBand() / 2;
+
+          scale0 = scale1 = function scale1(d) {
+            return x(d) + dx;
+          };
+        } else if (scale0.rangeBand) {
+          scale0 = scale1;

         } else {
         } else {

-            $$.selectChart = d3.select(config.bindto);
-        }
-        if ($$.selectChart.empty()) {
-            $$.selectChart = d3.select(document.createElement('div')).style('opacity', 0);
-            $$.observeInserted($$.selectChart);
-            binding = false;
+          tickExit.call(tickTransform, scale1, internal.tickOffset);

         }
         }

-        $$.selectChart.html("").classed("c3", true);

 
 

-        // Init data as targets
-        $$.data.xs = {};
-        $$.data.targets = $$.convertDataToTargets(data);
-
-        if (config.data_filter) {
-            $$.data.targets = $$.data.targets.filter(config.data_filter);
-        }
+        tickEnter.call(tickTransform, scale0, internal.tickOffset);
+        self = (transition ? tickUpdate.transition(transition) : tickUpdate).style('opacity', 1).call(tickTransform, scale1, internal.tickOffset);
+      });
+      return self;
+    }

 
 

-        // Set targets to hide if needed
-        if (config.data_hide) {
-            $$.addHiddenTargetIds(config.data_hide === true ? $$.mapToIds($$.data.targets) : config.data_hide);
-        }
-        if (config.legend_hide) {
-            $$.addHiddenLegendIds(config.legend_hide === true ? $$.mapToIds($$.data.targets) : config.legend_hide);
-        }
+    axis.scale = function (x) {
+      if (!arguments.length) {
+        return internal.scale;
+      }

 
 

-        // Init sizes and scales
-        $$.updateSizes();
-        $$.updateScales();
+      internal.scale = x;
+      return axis;
+    };

 
 

-        // Set domains for each scale
-        $$.x.domain(d3.extent($$.getXDomain($$.data.targets)));
-        $$.y.domain($$.getYDomain($$.data.targets, 'y'));
-        $$.y2.domain($$.getYDomain($$.data.targets, 'y2'));
-        $$.subX.domain($$.x.domain());
-        $$.subY.domain($$.y.domain());
-        $$.subY2.domain($$.y2.domain());
+    axis.orient = function (x) {
+      if (!arguments.length) {
+        return internal.orient;
+      }

 
 

-        // Save original x domain for zoom update
-        $$.orgXDomain = $$.x.domain();
+      internal.orient = x in {
+        top: 1,
+        right: 1,
+        bottom: 1,
+        left: 1
+      } ? x + "" : "bottom";
+      return axis;
+    };

 
 

-        /*-- Basic Elements --*/
+    axis.tickFormat = function (format) {
+      if (!arguments.length) {
+        return internal.tickFormat;
+      }

 
 

-        // Define svgs
-        $$.svg = $$.selectChart.append("svg").style("overflow", "hidden").on('mouseenter', function () {
-            return config.onmouseover.call($$);
-        }).on('mouseleave', function () {
-            return config.onmouseout.call($$);
-        });
+      internal.tickFormat = format;
+      return axis;
+    };

 
 

-        if ($$.config.svg_classname) {
-            $$.svg.attr('class', $$.config.svg_classname);
-        }
+    axis.tickCentered = function (isCentered) {
+      if (!arguments.length) {
+        return internal.tickCentered;
+      }

 
 

-        // Define defs
-        defs = $$.svg.append("defs");
-        $$.clipChart = $$.appendClip(defs, $$.clipId);
-        $$.clipXAxis = $$.appendClip(defs, $$.clipIdForXAxis);
-        $$.clipYAxis = $$.appendClip(defs, $$.clipIdForYAxis);
-        $$.clipGrid = $$.appendClip(defs, $$.clipIdForGrid);
-        $$.clipSubchart = $$.appendClip(defs, $$.clipIdForSubchart);
-        $$.updateSvgSize();
+      internal.tickCentered = isCentered;
+      return axis;
+    };

 
 

-        // Define regions
-        main = $$.main = $$.svg.append("g").attr("transform", $$.getTranslate('main'));
+    axis.tickOffset = function () {
+      return internal.tickOffset;
+    };

 
 

-        if ($$.initPie) {
-            $$.initPie();
-        }
-        if ($$.initDragZoom) {
-            $$.initDragZoom();
-        }
-        if ($$.initSubchart) {
-            $$.initSubchart();
-        }
-        if ($$.initTooltip) {
-            $$.initTooltip();
-        }
-        if ($$.initLegend) {
-            $$.initLegend();
-        }
-        if ($$.initTitle) {
-            $$.initTitle();
-        }
-        if ($$.initZoom) {
-            $$.initZoom();
-        }
+    axis.tickInterval = function () {
+      var interval, length;

 
 

-        // Update selection based on size and scale
-        // TODO: currently this must be called after initLegend because of update of sizes, but it should be done in initSubchart.
-        if ($$.initSubchartBrush) {
-            $$.initSubchartBrush();
-        }
+      if (params.isCategory) {
+        interval = internal.tickOffset * 2;
+      } else {
+        length = axis.g.select('path.domain').node().getTotalLength() - internal.outerTickSize * 2;
+        interval = length / axis.g.selectAll('line').size();
+      }

 
 

-        /*-- Main Region --*/
+      return interval === Infinity ? 0 : interval;
+    };

 
 

-        // text when empty
-        main.append("text").attr("class", CLASS.text + ' ' + CLASS.empty).attr("text-anchor", "middle") // horizontal centering of text at x position in all browsers.
-        .attr("dominant-baseline", "middle"); // vertical centering of text at y position in all browsers, except IE.
+    axis.ticks = function () {
+      if (!arguments.length) {
+        return internal.tickArguments;
+      }

 
 

-        // Regions
-        $$.initRegion();
+      internal.tickArguments = arguments;
+      return axis;
+    };

 
 

-        // Grids
-        $$.initGrid();
+    axis.tickCulling = function (culling) {
+      if (!arguments.length) {
+        return internal.tickCulling;
+      }

 
 

-        // Define g for chart area
-        main.append('g').attr("clip-path", $$.clipPath).attr('class', CLASS.chart);
+      internal.tickCulling = culling;
+      return axis;
+    };

 
 

-        // Grid lines
-        if (config.grid_lines_front) {
-            $$.initGridLines();
+    axis.tickValues = function (x) {
+      if (typeof x === 'function') {
+        internal.tickValues = function () {
+          return x(internal.scale.domain());
+        };
+      } else {
+        if (!arguments.length) {
+          return internal.tickValues;

         }
 
         }
 

-        // Cover whole with rects for events
-        $$.initEventRect();
+        internal.tickValues = x;
+      }

 
 

-        // Define g for chart
-        $$.initChartElements();
+      return axis;
+    };
+
+    return axis;
+  };
+
+  var CLASS = {
+    target: 'c3-target',
+    chart: 'c3-chart',
+    chartLine: 'c3-chart-line',
+    chartLines: 'c3-chart-lines',
+    chartBar: 'c3-chart-bar',
+    chartBars: 'c3-chart-bars',
+    chartText: 'c3-chart-text',
+    chartTexts: 'c3-chart-texts',
+    chartArc: 'c3-chart-arc',
+    chartArcs: 'c3-chart-arcs',
+    chartArcsTitle: 'c3-chart-arcs-title',
+    chartArcsBackground: 'c3-chart-arcs-background',
+    chartArcsGaugeUnit: 'c3-chart-arcs-gauge-unit',
+    chartArcsGaugeMax: 'c3-chart-arcs-gauge-max',
+    chartArcsGaugeMin: 'c3-chart-arcs-gauge-min',
+    selectedCircle: 'c3-selected-circle',
+    selectedCircles: 'c3-selected-circles',
+    eventRect: 'c3-event-rect',
+    eventRects: 'c3-event-rects',
+    eventRectsSingle: 'c3-event-rects-single',
+    eventRectsMultiple: 'c3-event-rects-multiple',
+    zoomRect: 'c3-zoom-rect',
+    brush: 'c3-brush',
+    dragZoom: 'c3-drag-zoom',
+    focused: 'c3-focused',
+    defocused: 'c3-defocused',
+    region: 'c3-region',
+    regions: 'c3-regions',
+    title: 'c3-title',
+    tooltipContainer: 'c3-tooltip-container',
+    tooltip: 'c3-tooltip',
+    tooltipName: 'c3-tooltip-name',
+    shape: 'c3-shape',
+    shapes: 'c3-shapes',
+    line: 'c3-line',
+    lines: 'c3-lines',
+    bar: 'c3-bar',
+    bars: 'c3-bars',
+    circle: 'c3-circle',
+    circles: 'c3-circles',
+    arc: 'c3-arc',
+    arcLabelLine: 'c3-arc-label-line',
+    arcs: 'c3-arcs',
+    area: 'c3-area',
+    areas: 'c3-areas',
+    empty: 'c3-empty',
+    text: 'c3-text',
+    texts: 'c3-texts',
+    gaugeValue: 'c3-gauge-value',
+    grid: 'c3-grid',
+    gridLines: 'c3-grid-lines',
+    xgrid: 'c3-xgrid',
+    xgrids: 'c3-xgrids',
+    xgridLine: 'c3-xgrid-line',
+    xgridLines: 'c3-xgrid-lines',
+    xgridFocus: 'c3-xgrid-focus',
+    ygrid: 'c3-ygrid',
+    ygrids: 'c3-ygrids',
+    ygridLine: 'c3-ygrid-line',
+    ygridLines: 'c3-ygrid-lines',
+    axis: 'c3-axis',
+    axisX: 'c3-axis-x',
+    axisXLabel: 'c3-axis-x-label',
+    axisY: 'c3-axis-y',
+    axisYLabel: 'c3-axis-y-label',
+    axisY2: 'c3-axis-y2',
+    axisY2Label: 'c3-axis-y2-label',
+    legendBackground: 'c3-legend-background',
+    legendItem: 'c3-legend-item',
+    legendItemEvent: 'c3-legend-item-event',
+    legendItemTile: 'c3-legend-item-tile',
+    legendItemHidden: 'c3-legend-item-hidden',
+    legendItemFocused: 'c3-legend-item-focused',
+    dragarea: 'c3-dragarea',
+    EXPANDED: '_expanded_',
+    SELECTED: '_selected_',
+    INCLUDED: '_included_'
+  };
+
+  var asHalfPixel = function asHalfPixel(n) {
+    return Math.ceil(n) + 0.5;
+  };
+  var ceil10 = function ceil10(v) {
+    return Math.ceil(v / 10) * 10;
+  };
+  var diffDomain = function diffDomain(d) {
+    return d[1] - d[0];
+  };
+  var getOption = function getOption(options, key, defaultValue) {
+    return isDefined(options[key]) ? options[key] : defaultValue;
+  };
+  var getPathBox = function getPathBox(path) {
+    var box = path.getBoundingClientRect(),
+        items = [path.pathSegList.getItem(0), path.pathSegList.getItem(1)],
+        minX = items[0].x,
+        minY = Math.min(items[0].y, items[1].y);
+    return {
+      x: minX,
+      y: minY,
+      width: box.width,
+      height: box.height
+    };
+  };
+  var hasValue = function hasValue(dict, value) {
+    var found = false;
+    Object.keys(dict).forEach(function (key) {
+      if (dict[key] === value) {
+        found = true;
+      }
+    });
+    return found;
+  };
+  var isArray = function isArray(o) {
+    return Array.isArray(o);
+  };
+  var isDefined = function isDefined(v) {
+    return typeof v !== 'undefined';
+  };
+  var isEmpty = function isEmpty(o) {
+    return typeof o === 'undefined' || o === null || isString(o) && o.length === 0 || _typeof(o) === 'object' && Object.keys(o).length === 0;
+  };
+  var isFunction = function isFunction(o) {
+    return typeof o === 'function';
+  };
+  var isString = function isString(o) {
+    return typeof o === 'string';
+  };
+  var isUndefined = function isUndefined(v) {
+    return typeof v === 'undefined';
+  };
+  var isValue = function isValue(v) {
+    return v || v === 0;
+  };
+  var notEmpty = function notEmpty(o) {
+    return !isEmpty(o);
+  };
+  var sanitise = function sanitise(str) {
+    return typeof str === 'string' ? str.replace(/</g, '&lt;').replace(/>/g, '&gt;') : str;
+  };
+
+  var Axis = function Axis(owner) {
+    _classCallCheck(this, Axis);
+
+    this.owner = owner;
+    this.d3 = owner.d3;
+    this.internal = AxisInternal;
+  };
+
+  Axis.prototype.init = function init() {
+    var $$ = this.owner,
+        config = $$.config,
+        main = $$.main;
+    $$.axes.x = main.append("g").attr("class", CLASS.axis + ' ' + CLASS.axisX).attr("clip-path", config.axis_x_inner ? "" : $$.clipPathForXAxis).attr("transform", $$.getTranslate('x')).style("visibility", config.axis_x_show ? 'visible' : 'hidden');
+    $$.axes.x.append("text").attr("class", CLASS.axisXLabel).attr("transform", config.axis_rotated ? "rotate(-90)" : "").style("text-anchor", this.textAnchorForXAxisLabel.bind(this));
+    $$.axes.y = main.append("g").attr("class", CLASS.axis + ' ' + CLASS.axisY).attr("clip-path", config.axis_y_inner ? "" : $$.clipPathForYAxis).attr("transform", $$.getTranslate('y')).style("visibility", config.axis_y_show ? 'visible' : 'hidden');
+    $$.axes.y.append("text").attr("class", CLASS.axisYLabel).attr("transform", config.axis_rotated ? "" : "rotate(-90)").style("text-anchor", this.textAnchorForYAxisLabel.bind(this));
+    $$.axes.y2 = main.append("g").attr("class", CLASS.axis + ' ' + CLASS.axisY2) // clip-path?
+    .attr("transform", $$.getTranslate('y2')).style("visibility", config.axis_y2_show ? 'visible' : 'hidden');
+    $$.axes.y2.append("text").attr("class", CLASS.axisY2Label).attr("transform", config.axis_rotated ? "" : "rotate(-90)").style("text-anchor", this.textAnchorForY2AxisLabel.bind(this));
+  };
+
+  Axis.prototype.getXAxis = function getXAxis(scale, orient, tickFormat, tickValues, withOuterTick, withoutTransition, withoutRotateTickText) {
+    var $$ = this.owner,
+        config = $$.config,
+        axisParams = {
+      isCategory: $$.isCategorized(),
+      withOuterTick: withOuterTick,
+      tickMultiline: config.axis_x_tick_multiline,
+      tickMultilineMax: config.axis_x_tick_multiline ? Number(config.axis_x_tick_multilineMax) : 0,
+      tickWidth: config.axis_x_tick_width,
+      tickTextRotate: withoutRotateTickText ? 0 : config.axis_x_tick_rotate,
+      withoutTransition: withoutTransition
+    },
+        axis = new this.internal(this, axisParams).axis.scale(scale).orient(orient);
+
+    if ($$.isTimeSeries() && tickValues && typeof tickValues !== "function") {
+      tickValues = tickValues.map(function (v) {
+        return $$.parseDate(v);
+      });
+    } // Set tick
+
+
+    axis.tickFormat(tickFormat).tickValues(tickValues);
+
+    if ($$.isCategorized()) {
+      axis.tickCentered(config.axis_x_tick_centered);
+
+      if (isEmpty(config.axis_x_tick_culling)) {
+        config.axis_x_tick_culling = false;
+      }
+    }

 
 

-        // Add Axis
-        $$.axis.init();
+    return axis;
+  };

 
 

-        // Set targets
-        $$.updateTargets($$.data.targets);
+  Axis.prototype.updateXAxisTickValues = function updateXAxisTickValues(targets, axis) {
+    var $$ = this.owner,
+        config = $$.config,
+        tickValues;

 
 

-        // Set default extent if defined
-        if (config.axis_x_selection) {
-            $$.brush.selectionAsValue($$.getDefaultSelection());
-        }
+    if (config.axis_x_tick_fit || config.axis_x_tick_count) {
+      tickValues = this.generateTickValues($$.mapTargetsToUniqueXs(targets), config.axis_x_tick_count, $$.isTimeSeries());
+    }

 
 

-        // Draw with targets
-        if (binding) {
-            $$.updateDimension();
-            $$.config.oninit.call($$);
-            $$.redraw({
-                withTransition: false,
-                withTransform: true,
-                withUpdateXDomain: true,
-                withUpdateOrgXDomain: true,
-                withTransitionForAxis: false
-            });
-        }
+    if (axis) {
+      axis.tickValues(tickValues);
+    } else {
+      $$.xAxis.tickValues(tickValues);
+      $$.subXAxis.tickValues(tickValues);
+    }

 
 

-        // Bind resize event
-        $$.bindResize();
+    return tickValues;
+  };
+
+  Axis.prototype.getYAxis = function getYAxis(scale, orient, tickFormat, tickValues, withOuterTick, withoutTransition, withoutRotateTickText) {
+    var $$ = this.owner,
+        config = $$.config,
+        axisParams = {
+      withOuterTick: withOuterTick,
+      withoutTransition: withoutTransition,
+      tickTextRotate: withoutRotateTickText ? 0 : config.axis_y_tick_rotate
+    },
+        axis = new this.internal(this, axisParams).axis.scale(scale).orient(orient).tickFormat(tickFormat);
+
+    if ($$.isTimeSeriesY()) {
+      axis.ticks(config.axis_y_tick_time_type, config.axis_y_tick_time_interval);
+    } else {
+      axis.tickValues(tickValues);
+    }

 
 

-        // export element of the chart
-        $$.api.element = $$.selectChart.node();
-    };
+    return axis;
+  };
+
+  Axis.prototype.getId = function getId(id) {
+    var config = this.owner.config;
+    return id in config.data_axes ? config.data_axes[id] : 'y';
+  };
+
+  Axis.prototype.getXAxisTickFormat = function getXAxisTickFormat() {
+    // #2251 previously set any negative values to a whole number,
+    // however both should be truncated according to the users format specification
+    var $$ = this.owner,
+        config = $$.config;
+    var format = $$.isTimeSeries() ? $$.defaultAxisTimeFormat : $$.isCategorized() ? $$.categoryName : function (v) {
+      return v;
+    };
+
+    if (config.axis_x_tick_format) {
+      if (isFunction(config.axis_x_tick_format)) {
+        format = config.axis_x_tick_format;
+      } else if ($$.isTimeSeries()) {
+        format = function format(date) {
+          return date ? $$.axisTimeFormat(config.axis_x_tick_format)(date) : "";
+        };
+      }
+    }

 
 

-    ChartInternal.prototype.smoothLines = function (el, type) {
-        var $$ = this;
-        if (type === 'grid') {
-            el.each(function () {
-                var g = $$.d3.select(this),
-                    x1 = g.attr('x1'),
-                    x2 = g.attr('x2'),
-                    y1 = g.attr('y1'),
-                    y2 = g.attr('y2');
-                g.attr({
-                    'x1': Math.ceil(x1),
-                    'x2': Math.ceil(x2),
-                    'y1': Math.ceil(y1),
-                    'y2': Math.ceil(y2)
-                });
-            });
-        }
-    };
+    return isFunction(format) ? function (v) {
+      return format.call($$, v);
+    } : format;
+  };
+
+  Axis.prototype.getTickValues = function getTickValues(tickValues, axis) {
+    return tickValues ? tickValues : axis ? axis.tickValues() : undefined;
+  };
+
+  Axis.prototype.getXAxisTickValues = function getXAxisTickValues() {
+    return this.getTickValues(this.owner.config.axis_x_tick_values, this.owner.xAxis);
+  };
+
+  Axis.prototype.getYAxisTickValues = function getYAxisTickValues() {
+    return this.getTickValues(this.owner.config.axis_y_tick_values, this.owner.yAxis);
+  };
+
+  Axis.prototype.getY2AxisTickValues = function getY2AxisTickValues() {
+    return this.getTickValues(this.owner.config.axis_y2_tick_values, this.owner.y2Axis);
+  };
+
+  Axis.prototype.getLabelOptionByAxisId = function getLabelOptionByAxisId(axisId) {
+    var $$ = this.owner,
+        config = $$.config,
+        option;
+
+    if (axisId === 'y') {
+      option = config.axis_y_label;
+    } else if (axisId === 'y2') {
+      option = config.axis_y2_label;
+    } else if (axisId === 'x') {
+      option = config.axis_x_label;
+    }

 
 

-    ChartInternal.prototype.updateSizes = function () {
-        var $$ = this,
-            config = $$.config;
-        var legendHeight = $$.legend ? $$.getLegendHeight() : 0,
-            legendWidth = $$.legend ? $$.getLegendWidth() : 0,
-            legendHeightForBottom = $$.isLegendRight || $$.isLegendInset ? 0 : legendHeight,
-            hasArc = $$.hasArcType(),
-            xAxisHeight = config.axis_rotated || hasArc ? 0 : $$.getHorizontalAxisHeight('x'),
-            subchartHeight = config.subchart_show && !hasArc ? config.subchart_size_height + xAxisHeight : 0;
-
-        $$.currentWidth = $$.getCurrentWidth();
-        $$.currentHeight = $$.getCurrentHeight();
-
-        // for main
-        $$.margin = config.axis_rotated ? {
-            top: $$.getHorizontalAxisHeight('y2') + $$.getCurrentPaddingTop(),
-            right: hasArc ? 0 : $$.getCurrentPaddingRight(),
-            bottom: $$.getHorizontalAxisHeight('y') + legendHeightForBottom + $$.getCurrentPaddingBottom(),
-            left: subchartHeight + (hasArc ? 0 : $$.getCurrentPaddingLeft())
-        } : {
-            top: 4 + $$.getCurrentPaddingTop(), // for top tick text
-            right: hasArc ? 0 : $$.getCurrentPaddingRight(),
-            bottom: xAxisHeight + subchartHeight + legendHeightForBottom + $$.getCurrentPaddingBottom(),
-            left: hasArc ? 0 : $$.getCurrentPaddingLeft()
-        };
+    return option;
+  };
+
+  Axis.prototype.getLabelText = function getLabelText(axisId) {
+    var option = this.getLabelOptionByAxisId(axisId);
+    return isString(option) ? option : option ? option.text : null;
+  };
+
+  Axis.prototype.setLabelText = function setLabelText(axisId, text) {
+    var $$ = this.owner,
+        config = $$.config,
+        option = this.getLabelOptionByAxisId(axisId);
+
+    if (isString(option)) {
+      if (axisId === 'y') {
+        config.axis_y_label = text;
+      } else if (axisId === 'y2') {
+        config.axis_y2_label = text;
+      } else if (axisId === 'x') {
+        config.axis_x_label = text;
+      }
+    } else if (option) {
+      option.text = text;
+    }
+  };
+
+  Axis.prototype.getLabelPosition = function getLabelPosition(axisId, defaultPosition) {
+    var option = this.getLabelOptionByAxisId(axisId),
+        position = option && _typeof(option) === 'object' && option.position ? option.position : defaultPosition;
+    return {
+      isInner: position.indexOf('inner') >= 0,
+      isOuter: position.indexOf('outer') >= 0,
+      isLeft: position.indexOf('left') >= 0,
+      isCenter: position.indexOf('center') >= 0,
+      isRight: position.indexOf('right') >= 0,
+      isTop: position.indexOf('top') >= 0,
+      isMiddle: position.indexOf('middle') >= 0,
+      isBottom: position.indexOf('bottom') >= 0
+    };
+  };
+
+  Axis.prototype.getXAxisLabelPosition = function getXAxisLabelPosition() {
+    return this.getLabelPosition('x', this.owner.config.axis_rotated ? 'inner-top' : 'inner-right');
+  };
+
+  Axis.prototype.getYAxisLabelPosition = function getYAxisLabelPosition() {
+    return this.getLabelPosition('y', this.owner.config.axis_rotated ? 'inner-right' : 'inner-top');
+  };
+
+  Axis.prototype.getY2AxisLabelPosition = function getY2AxisLabelPosition() {
+    return this.getLabelPosition('y2', this.owner.config.axis_rotated ? 'inner-right' : 'inner-top');
+  };
+
+  Axis.prototype.getLabelPositionById = function getLabelPositionById(id) {
+    return id === 'y2' ? this.getY2AxisLabelPosition() : id === 'y' ? this.getYAxisLabelPosition() : this.getXAxisLabelPosition();
+  };
+
+  Axis.prototype.textForXAxisLabel = function textForXAxisLabel() {
+    return this.getLabelText('x');
+  };
+
+  Axis.prototype.textForYAxisLabel = function textForYAxisLabel() {
+    return this.getLabelText('y');
+  };
+
+  Axis.prototype.textForY2AxisLabel = function textForY2AxisLabel() {
+    return this.getLabelText('y2');
+  };
+
+  Axis.prototype.xForAxisLabel = function xForAxisLabel(forHorizontal, position) {
+    var $$ = this.owner;
+
+    if (forHorizontal) {
+      return position.isLeft ? 0 : position.isCenter ? $$.width / 2 : $$.width;
+    } else {
+      return position.isBottom ? -$$.height : position.isMiddle ? -$$.height / 2 : 0;
+    }
+  };

 
 

-        // for subchart
-        $$.margin2 = config.axis_rotated ? {
-            top: $$.margin.top,
-            right: NaN,
-            bottom: 20 + legendHeightForBottom,
-            left: $$.rotated_padding_left
-        } : {
-            top: $$.currentHeight - subchartHeight - legendHeightForBottom,
-            right: NaN,
-            bottom: xAxisHeight + legendHeightForBottom,
-            left: $$.margin.left
-        };
+  Axis.prototype.dxForAxisLabel = function dxForAxisLabel(forHorizontal, position) {
+    if (forHorizontal) {
+      return position.isLeft ? "0.5em" : position.isRight ? "-0.5em" : "0";
+    } else {
+      return position.isTop ? "-0.5em" : position.isBottom ? "0.5em" : "0";
+    }
+  };

 
 

-        // for legend
-        $$.margin3 = {
-            top: 0,
-            right: NaN,
-            bottom: 0,
-            left: 0
-        };
-        if ($$.updateSizeForLegend) {
-            $$.updateSizeForLegend(legendHeight, legendWidth);
-        }
+  Axis.prototype.textAnchorForAxisLabel = function textAnchorForAxisLabel(forHorizontal, position) {
+    if (forHorizontal) {
+      return position.isLeft ? 'start' : position.isCenter ? 'middle' : 'end';
+    } else {
+      return position.isBottom ? 'start' : position.isMiddle ? 'middle' : 'end';
+    }
+  };

 
 

-        $$.width = $$.currentWidth - $$.margin.left - $$.margin.right;
-        $$.height = $$.currentHeight - $$.margin.top - $$.margin.bottom;
-        if ($$.width < 0) {
-            $$.width = 0;
-        }
-        if ($$.height < 0) {
-            $$.height = 0;
-        }
+  Axis.prototype.xForXAxisLabel = function xForXAxisLabel() {
+    return this.xForAxisLabel(!this.owner.config.axis_rotated, this.getXAxisLabelPosition());
+  };

 
 

-        $$.width2 = config.axis_rotated ? $$.margin.left - $$.rotated_padding_left - $$.rotated_padding_right : $$.width;
-        $$.height2 = config.axis_rotated ? $$.height : $$.currentHeight - $$.margin2.top - $$.margin2.bottom;
-        if ($$.width2 < 0) {
-            $$.width2 = 0;
-        }
-        if ($$.height2 < 0) {
-            $$.height2 = 0;
-        }
+  Axis.prototype.xForYAxisLabel = function xForYAxisLabel() {
+    return this.xForAxisLabel(this.owner.config.axis_rotated, this.getYAxisLabelPosition());
+  };

 
 

-        // for arc
-        $$.arcWidth = $$.width - ($$.isLegendRight ? legendWidth + 10 : 0);
-        $$.arcHeight = $$.height - ($$.isLegendRight ? 0 : 10);
-        if ($$.hasType('gauge') && !config.gauge_fullCircle) {
-            $$.arcHeight += $$.height - $$.getGaugeLabelHeight();
-        }
-        if ($$.updateRadius) {
-            $$.updateRadius();
-        }
+  Axis.prototype.xForY2AxisLabel = function xForY2AxisLabel() {
+    return this.xForAxisLabel(this.owner.config.axis_rotated, this.getY2AxisLabelPosition());
+  };

 
 

-        if ($$.isLegendRight && hasArc) {
-            $$.margin3.left = $$.arcWidth / 2 + $$.radiusExpanded * 1.1;
-        }
-    };
+  Axis.prototype.dxForXAxisLabel = function dxForXAxisLabel() {
+    return this.dxForAxisLabel(!this.owner.config.axis_rotated, this.getXAxisLabelPosition());
+  };

 
 

-    ChartInternal.prototype.updateTargets = function (targets) {
-        var $$ = this;
+  Axis.prototype.dxForYAxisLabel = function dxForYAxisLabel() {
+    return this.dxForAxisLabel(this.owner.config.axis_rotated, this.getYAxisLabelPosition());
+  };

 
 

-        /*-- Main --*/
+  Axis.prototype.dxForY2AxisLabel = function dxForY2AxisLabel() {
+    return this.dxForAxisLabel(this.owner.config.axis_rotated, this.getY2AxisLabelPosition());
+  };

 
 

-        //-- Text --//
-        $$.updateTargetsForText(targets);
+  Axis.prototype.dyForXAxisLabel = function dyForXAxisLabel() {
+    var $$ = this.owner,
+        config = $$.config,
+        position = this.getXAxisLabelPosition();

 
 

-        //-- Bar --//
-        $$.updateTargetsForBar(targets);
+    if (config.axis_rotated) {
+      return position.isInner ? "1.2em" : -25 - ($$.config.axis_x_inner ? 0 : this.getMaxTickWidth('x'));
+    } else {
+      return position.isInner ? "-0.5em" : config.axis_x_height ? config.axis_x_height - 10 : "3em";
+    }
+  };

 
 

-        //-- Line --//
-        $$.updateTargetsForLine(targets);
+  Axis.prototype.dyForYAxisLabel = function dyForYAxisLabel() {
+    var $$ = this.owner,
+        position = this.getYAxisLabelPosition();

 
 

-        //-- Arc --//
-        if ($$.hasArcType() && $$.updateTargetsForArc) {
-            $$.updateTargetsForArc(targets);
-        }
+    if ($$.config.axis_rotated) {
+      return position.isInner ? "-0.5em" : "3em";
+    } else {
+      return position.isInner ? "1.2em" : -10 - ($$.config.axis_y_inner ? 0 : this.getMaxTickWidth('y') + 10);
+    }
+  };

 
 

-        /*-- Sub --*/
+  Axis.prototype.dyForY2AxisLabel = function dyForY2AxisLabel() {
+    var $$ = this.owner,
+        position = this.getY2AxisLabelPosition();

 
 

-        if ($$.updateTargetsForSubchart) {
-            $$.updateTargetsForSubchart(targets);
-        }
+    if ($$.config.axis_rotated) {
+      return position.isInner ? "1.2em" : "-2.2em";
+    } else {
+      return position.isInner ? "-0.5em" : 15 + ($$.config.axis_y2_inner ? 0 : this.getMaxTickWidth('y2') + 15);
+    }
+  };
+
+  Axis.prototype.textAnchorForXAxisLabel = function textAnchorForXAxisLabel() {
+    var $$ = this.owner;
+    return this.textAnchorForAxisLabel(!$$.config.axis_rotated, this.getXAxisLabelPosition());
+  };
+
+  Axis.prototype.textAnchorForYAxisLabel = function textAnchorForYAxisLabel() {
+    var $$ = this.owner;
+    return this.textAnchorForAxisLabel($$.config.axis_rotated, this.getYAxisLabelPosition());
+  };
+
+  Axis.prototype.textAnchorForY2AxisLabel = function textAnchorForY2AxisLabel() {
+    var $$ = this.owner;
+    return this.textAnchorForAxisLabel($$.config.axis_rotated, this.getY2AxisLabelPosition());
+  };
+
+  Axis.prototype.getMaxTickWidth = function getMaxTickWidth(id, withoutRecompute) {
+    var $$ = this.owner,
+        config = $$.config,
+        maxWidth = 0,
+        targetsToShow,
+        scale,
+        axis,
+        dummy,
+        svg;
+
+    if (withoutRecompute && $$.currentMaxTickWidths[id]) {
+      return $$.currentMaxTickWidths[id];
+    }

 
 

-        // Fade-in each chart
-        $$.showTargets();
-    };
-    ChartInternal.prototype.showTargets = function () {
-        var $$ = this;
-        $$.svg.selectAll('.' + CLASS.target).filter(function (d) {
-            return $$.isTargetToShow(d.id);
-        }).transition().duration($$.config.transition_duration).style("opacity", 1);
-    };
+    if ($$.svg) {
+      targetsToShow = $$.filterTargetsToShow($$.data.targets);

 
 

-    ChartInternal.prototype.redraw = function (options, transitions) {
-        var $$ = this,
-            main = $$.main,
-            d3 = $$.d3,
-            config = $$.config;
-        var areaIndices = $$.getShapeIndices($$.isAreaType),
-            barIndices = $$.getShapeIndices($$.isBarType),
-            lineIndices = $$.getShapeIndices($$.isLineType);
-        var withY, withSubchart, withTransition, withTransitionForExit, withTransitionForAxis, withTransform, withUpdateXDomain, withUpdateOrgXDomain, withTrimXDomain, withLegend, withEventRect, withDimension, withUpdateXAxis;
-        var hideAxis = $$.hasArcType();
-        var drawArea, drawBar, drawLine, xForText, yForText;
-        var duration, durationForExit, durationForAxis;
-        var transitionsToWait, waitForDraw, flow, transition;
-        var targetsToShow = $$.filterTargetsToShow($$.data.targets),
-            tickValues,
-            i,
-            intervalForCulling,
-            xDomainForZoom;
-        var xv = $$.xv.bind($$),
-            cx,
-            cy;
-
-        options = options || {};
-        withY = getOption(options, "withY", true);
-        withSubchart = getOption(options, "withSubchart", true);
-        withTransition = getOption(options, "withTransition", true);
-        withTransform = getOption(options, "withTransform", false);
-        withUpdateXDomain = getOption(options, "withUpdateXDomain", false);
-        withUpdateOrgXDomain = getOption(options, "withUpdateOrgXDomain", false);
-        withTrimXDomain = getOption(options, "withTrimXDomain", true);
-        withUpdateXAxis = getOption(options, "withUpdateXAxis", withUpdateXDomain);
-        withLegend = getOption(options, "withLegend", false);
-        withEventRect = getOption(options, "withEventRect", true);
-        withDimension = getOption(options, "withDimension", true);
-        withTransitionForExit = getOption(options, "withTransitionForExit", withTransition);
-        withTransitionForAxis = getOption(options, "withTransitionForAxis", withTransition);
-
-        duration = withTransition ? config.transition_duration : 0;
-        durationForExit = withTransitionForExit ? duration : 0;
-        durationForAxis = withTransitionForAxis ? duration : 0;
-
-        transitions = transitions || $$.axis.generateTransitions(durationForAxis);
-
-        // update legend and transform each g
-        if (withLegend && config.legend_show) {
-            $$.updateLegend($$.mapToIds($$.data.targets), options, transitions);
-        } else if (withDimension) {
-            // need to update dimension (e.g. axis.y.tick.values) because y tick values should change
-            // no need to update axis in it because they will be updated in redraw()
-            $$.updateDimension(true);
-        }
+      if (id === 'y') {
+        scale = $$.y.copy().domain($$.getYDomain(targetsToShow, 'y'));
+        axis = this.getYAxis(scale, $$.yOrient, config.axis_y_tick_format, $$.yAxisTickValues, false, true, true);
+      } else if (id === 'y2') {
+        scale = $$.y2.copy().domain($$.getYDomain(targetsToShow, 'y2'));
+        axis = this.getYAxis(scale, $$.y2Orient, config.axis_y2_tick_format, $$.y2AxisTickValues, false, true, true);
+      } else {
+        scale = $$.x.copy().domain($$.getXDomain(targetsToShow));
+        axis = this.getXAxis(scale, $$.xOrient, $$.xAxisTickFormat, $$.xAxisTickValues, false, true, true);
+        this.updateXAxisTickValues(targetsToShow, axis);
+      }

 
 

-        // MEMO: needed for grids calculation
-        if ($$.isCategorized() && targetsToShow.length === 0) {
-            $$.x.domain([0, $$.axes.x.selectAll('.tick').size()]);
-        }
+      dummy = $$.d3.select('body').append('div').classed('c3', true);
+      svg = dummy.append("svg").style('visibility', 'hidden').style('position', 'fixed').style('top', 0).style('left', 0), svg.append('g').call(axis).each(function () {
+        $$.d3.select(this).selectAll('text').each(function () {
+          var box = this.getBoundingClientRect();

 
 

-        if (targetsToShow.length) {
-            $$.updateXDomain(targetsToShow, withUpdateXDomain, withUpdateOrgXDomain, withTrimXDomain);
-            if (!config.axis_x_tick_values) {
-                tickValues = $$.axis.updateXAxisTickValues(targetsToShow);
-            }
-        } else {
-            $$.xAxis.tickValues([]);
-            $$.subXAxis.tickValues([]);
-        }
+          if (maxWidth < box.width) {
+            maxWidth = box.width;
+          }
+        });
+        dummy.remove();
+      });
+    }

 
 

-        if (config.zoom_rescale && !options.flow) {
-            xDomainForZoom = $$.x.orgDomain();
-        }
+    $$.currentMaxTickWidths[id] = maxWidth <= 0 ? $$.currentMaxTickWidths[id] : maxWidth;
+    return $$.currentMaxTickWidths[id];
+  };
+
+  Axis.prototype.updateLabels = function updateLabels(withTransition) {
+    var $$ = this.owner;
+    var axisXLabel = $$.main.select('.' + CLASS.axisX + ' .' + CLASS.axisXLabel),
+        axisYLabel = $$.main.select('.' + CLASS.axisY + ' .' + CLASS.axisYLabel),
+        axisY2Label = $$.main.select('.' + CLASS.axisY2 + ' .' + CLASS.axisY2Label);
+    (withTransition ? axisXLabel.transition() : axisXLabel).attr("x", this.xForXAxisLabel.bind(this)).attr("dx", this.dxForXAxisLabel.bind(this)).attr("dy", this.dyForXAxisLabel.bind(this)).text(this.textForXAxisLabel.bind(this));
+    (withTransition ? axisYLabel.transition() : axisYLabel).attr("x", this.xForYAxisLabel.bind(this)).attr("dx", this.dxForYAxisLabel.bind(this)).attr("dy", this.dyForYAxisLabel.bind(this)).text(this.textForYAxisLabel.bind(this));
+    (withTransition ? axisY2Label.transition() : axisY2Label).attr("x", this.xForY2AxisLabel.bind(this)).attr("dx", this.dxForY2AxisLabel.bind(this)).attr("dy", this.dyForY2AxisLabel.bind(this)).text(this.textForY2AxisLabel.bind(this));
+  };
+
+  Axis.prototype.getPadding = function getPadding(padding, key, defaultValue, domainLength) {
+    var p = typeof padding === 'number' ? padding : padding[key];
+
+    if (!isValue(p)) {
+      return defaultValue;
+    }

 
 

-        $$.y.domain($$.getYDomain(targetsToShow, 'y', xDomainForZoom));
-        $$.y2.domain($$.getYDomain(targetsToShow, 'y2', xDomainForZoom));
+    if (padding.unit === 'ratio') {
+      return padding[key] * domainLength;
+    } // assume padding is pixels if unit is not specified

 
 

-        if (!config.axis_y_tick_values && config.axis_y_tick_count) {
-            $$.yAxis.tickValues($$.axis.generateTickValues($$.y.domain(), config.axis_y_tick_count));
-        }
-        if (!config.axis_y2_tick_values && config.axis_y2_tick_count) {
-            $$.y2Axis.tickValues($$.axis.generateTickValues($$.y2.domain(), config.axis_y2_tick_count));
-        }

 
 

-        // axes
-        $$.axis.redraw(durationForAxis, hideAxis);
-
-        // Update axis label
-        $$.axis.updateLabels(withTransition);
-
-        // show/hide if manual culling needed
-        if ((withUpdateXDomain || withUpdateXAxis) && targetsToShow.length) {
-            if (config.axis_x_tick_culling && tickValues) {
-                for (i = 1; i < tickValues.length; i++) {
-                    if (tickValues.length / i < config.axis_x_tick_culling_max) {
-                        intervalForCulling = i;
-                        break;
-                    }
-                }
-                $$.svg.selectAll('.' + CLASS.axisX + ' .tick text').each(function (e) {
-                    var index = tickValues.indexOf(e);
-                    if (index >= 0) {
-                        d3.select(this).style('display', index % intervalForCulling ? 'none' : 'block');
-                    }
-                });
-            } else {
-                $$.svg.selectAll('.' + CLASS.axisX + ' .tick text').style('display', 'block');
-            }
-        }
+    return this.convertPixelsToAxisPadding(p, domainLength);
+  };

 
 

-        // setup drawer - MEMO: these must be called after axis updated
-        drawArea = $$.generateDrawArea ? $$.generateDrawArea(areaIndices, false) : undefined;
-        drawBar = $$.generateDrawBar ? $$.generateDrawBar(barIndices) : undefined;
-        drawLine = $$.generateDrawLine ? $$.generateDrawLine(lineIndices, false) : undefined;
-        xForText = $$.generateXYForText(areaIndices, barIndices, lineIndices, true);
-        yForText = $$.generateXYForText(areaIndices, barIndices, lineIndices, false);
-
-        // update circleY based on updated parameters
-        $$.updateCircleY();
-        // generate circle x/y functions depending on updated params
-        cx = ($$.config.axis_rotated ? $$.circleY : $$.circleX).bind($$);
-        cy = ($$.config.axis_rotated ? $$.circleX : $$.circleY).bind($$);
-
-        // Update sub domain
-        if (withY) {
-            $$.subY.domain($$.getYDomain(targetsToShow, 'y'));
-            $$.subY2.domain($$.getYDomain(targetsToShow, 'y2'));
-        }
+  Axis.prototype.convertPixelsToAxisPadding = function convertPixelsToAxisPadding(pixels, domainLength) {
+    var $$ = this.owner,
+        length = $$.config.axis_rotated ? $$.width : $$.height;
+    return domainLength * (pixels / length);
+  };

 
 

-        // xgrid focus
-        $$.updateXgridFocus();
+  Axis.prototype.generateTickValues = function generateTickValues(values, tickCount, forTimeSeries) {
+    var tickValues = values,
+        targetCount,
+        start,
+        end,
+        count,
+        interval,
+        i,
+        tickValue;

 
 

-        // Data empty label positioning and text.
-        main.select("text." + CLASS.text + '.' + CLASS.empty).attr("x", $$.width / 2).attr("y", $$.height / 2).text(config.data_empty_label_text).transition().style('opacity', targetsToShow.length ? 0 : 1);
+    if (tickCount) {
+      targetCount = isFunction(tickCount) ? tickCount() : tickCount; // compute ticks according to tickCount

 
 

-        // event rect
-        if (withEventRect) {
-            $$.redrawEventRect();
-        }
+      if (targetCount === 1) {
+        tickValues = [values[0]];
+      } else if (targetCount === 2) {
+        tickValues = [values[0], values[values.length - 1]];
+      } else if (targetCount > 2) {
+        count = targetCount - 2;
+        start = values[0];
+        end = values[values.length - 1];
+        interval = (end - start) / (count + 1); // re-construct unique values

 
 

-        // grid
-        $$.updateGrid(duration);
+        tickValues = [start];

 
 

-        // rect for regions
-        $$.updateRegion(duration);
+        for (i = 0; i < count; i++) {
+          tickValue = +start + interval * (i + 1);
+          tickValues.push(forTimeSeries ? new Date(tickValue) : tickValue);
+        }

 
 

-        // bars
-        $$.updateBar(durationForExit);
+        tickValues.push(end);
+      }
+    }

 
 

-        // lines, areas and cricles
-        $$.updateLine(durationForExit);
-        $$.updateArea(durationForExit);
-        $$.updateCircle(cx, cy);
+    if (!forTimeSeries) {
+      tickValues = tickValues.sort(function (a, b) {
+        return a - b;
+      });
+    }

 
 

-        // text
-        if ($$.hasDataLabel()) {
-            $$.updateText(xForText, yForText, durationForExit);
+    return tickValues;
+  };
+
+  Axis.prototype.generateTransitions = function generateTransitions(duration) {
+    var $$ = this.owner,
+        axes = $$.axes;
+    return {
+      axisX: duration ? axes.x.transition().duration(duration) : axes.x,
+      axisY: duration ? axes.y.transition().duration(duration) : axes.y,
+      axisY2: duration ? axes.y2.transition().duration(duration) : axes.y2,
+      axisSubX: duration ? axes.subx.transition().duration(duration) : axes.subx
+    };
+  };
+
+  Axis.prototype.redraw = function redraw(duration, isHidden) {
+    var $$ = this.owner,
+        transition = duration ? $$.d3.transition().duration(duration) : null;
+    $$.axes.x.style("opacity", isHidden ? 0 : 1).call($$.xAxis, transition);
+    $$.axes.y.style("opacity", isHidden ? 0 : 1).call($$.yAxis, transition);
+    $$.axes.y2.style("opacity", isHidden ? 0 : 1).call($$.y2Axis, transition);
+    $$.axes.subx.style("opacity", isHidden ? 0 : 1).call($$.subXAxis, transition);
+  };
+
+  var c3 = {
+    version: "0.6.9",
+    chart: {
+      fn: Chart.prototype,
+      internal: {
+        fn: ChartInternal.prototype,
+        axis: {
+          fn: Axis.prototype,
+          internal: {
+            fn: AxisInternal.prototype
+          }

         }
         }

+      }
+    },
+    generate: function generate(config) {
+      return new Chart(config);
+    }
+  };
+
+  ChartInternal.prototype.beforeInit = function () {// can do something
+  };
+
+  ChartInternal.prototype.afterInit = function () {// can do something
+  };
+
+  ChartInternal.prototype.init = function () {
+    var $$ = this,
+        config = $$.config;
+    $$.initParams();
+
+    if (config.data_url) {
+      $$.convertUrlToData(config.data_url, config.data_mimeType, config.data_headers, config.data_keys, $$.initWithData);
+    } else if (config.data_json) {
+      $$.initWithData($$.convertJsonToData(config.data_json, config.data_keys));
+    } else if (config.data_rows) {
+      $$.initWithData($$.convertRowsToData(config.data_rows));
+    } else if (config.data_columns) {
+      $$.initWithData($$.convertColumnsToData(config.data_columns));
+    } else {
+      throw Error('url or json or rows or columns is required.');
+    }
+  };
+
+  ChartInternal.prototype.initParams = function () {
+    var $$ = this,
+        d3 = $$.d3,
+        config = $$.config; // MEMO: clipId needs to be unique because it conflicts when multiple charts exist
+
+    $$.clipId = "c3-" + +new Date() + '-clip';
+    $$.clipIdForXAxis = $$.clipId + '-xaxis';
+    $$.clipIdForYAxis = $$.clipId + '-yaxis';
+    $$.clipIdForGrid = $$.clipId + '-grid';
+    $$.clipIdForSubchart = $$.clipId + '-subchart';
+    $$.clipPath = $$.getClipPath($$.clipId);
+    $$.clipPathForXAxis = $$.getClipPath($$.clipIdForXAxis);
+    $$.clipPathForYAxis = $$.getClipPath($$.clipIdForYAxis);
+    $$.clipPathForGrid = $$.getClipPath($$.clipIdForGrid);
+    $$.clipPathForSubchart = $$.getClipPath($$.clipIdForSubchart);
+    $$.dragStart = null;
+    $$.dragging = false;
+    $$.flowing = false;
+    $$.cancelClick = false;
+    $$.mouseover = false;
+    $$.transiting = false;
+    $$.color = $$.generateColor();
+    $$.levelColor = $$.generateLevelColor();
+    $$.dataTimeParse = (config.data_xLocaltime ? d3.timeParse : d3.utcParse)($$.config.data_xFormat);
+    $$.axisTimeFormat = config.axis_x_localtime ? d3.timeFormat : d3.utcFormat;
+
+    $$.defaultAxisTimeFormat = function (date) {
+      if (date.getMilliseconds()) {
+        return d3.timeFormat(".%L")(date);
+      }

 
 

-        // title
-        if ($$.redrawTitle) {
-            $$.redrawTitle();
-        }
+      if (date.getSeconds()) {
+        return d3.timeFormat(":%S")(date);
+      }

 
 

-        // arc
-        if ($$.redrawArc) {
-            $$.redrawArc(duration, durationForExit, withTransform);
-        }
+      if (date.getMinutes()) {
+        return d3.timeFormat("%I:%M")(date);
+      }

 
 

-        // subchart
-        if ($$.redrawSubchart) {
-            $$.redrawSubchart(withSubchart, transitions, duration, durationForExit, areaIndices, barIndices, lineIndices);
-        }
+      if (date.getHours()) {
+        return d3.timeFormat("%I %p")(date);
+      }

 
 

-        // circles for select
-        main.selectAll('.' + CLASS.selectedCircles).filter($$.isBarType.bind($$)).selectAll('circle').remove();
-
-        if (options.flow) {
-            flow = $$.generateFlow({
-                targets: targetsToShow,
-                flow: options.flow,
-                duration: options.flow.duration,
-                drawBar: drawBar,
-                drawLine: drawLine,
-                drawArea: drawArea,
-                cx: cx,
-                cy: cy,
-                xv: xv,
-                xForText: xForText,
-                yForText: yForText
-            });
-        }
+      if (date.getDay() && date.getDate() !== 1) {
+        return d3.timeFormat("%-m/%-d")(date);
+      }

 
 

-        if ($$.isTabVisible()) {
-            // Only use transition if tab visible. See #938.
-            if (duration) {
-                // transition should be derived from one transition
-                transition = d3.transition().duration(duration);
-                transitionsToWait = [];
-                [$$.redrawBar(drawBar, true, transition), $$.redrawLine(drawLine, true, transition), $$.redrawArea(drawArea, true, transition), $$.redrawCircle(cx, cy, true, transition), $$.redrawText(xForText, yForText, options.flow, true, transition), $$.redrawRegion(true, transition), $$.redrawGrid(true, transition)].forEach(function (transitions) {
-                    transitions.forEach(function (transition) {
-                        transitionsToWait.push(transition);
-                    });
-                });
-                // Wait for end of transitions to call flow and onrendered callback
-                waitForDraw = $$.generateWait();
-                transitionsToWait.forEach(function (t) {
-                    waitForDraw.add(t);
-                });
-                waitForDraw(function () {
-                    if (flow) {
-                        flow();
-                    }
-                    if (config.onrendered) {
-                        config.onrendered.call($$);
-                    }
-                });
-            } else {
-                $$.redrawBar(drawBar);
-                $$.redrawLine(drawLine);
-                $$.redrawArea(drawArea);
-                $$.redrawCircle(cx, cy);
-                $$.redrawText(xForText, yForText, options.flow);
-                $$.redrawRegion();
-                $$.redrawGrid();
-                if (flow) {
-                    flow();
-                }
-                if (config.onrendered) {
-                    config.onrendered.call($$);
-                }
-            }
-        }
+      if (date.getDate() !== 1) {
+        return d3.timeFormat("%-m/%-d")(date);
+      }

 
 

-        // update fadein condition
-        $$.mapToIds($$.data.targets).forEach(function (id) {
-            $$.withoutFadeIn[id] = true;
-        });
-    };
+      if (date.getMonth()) {
+        return d3.timeFormat("%-m/%-d")(date);
+      }

 
 

-    ChartInternal.prototype.updateAndRedraw = function (options) {
-        var $$ = this,
-            config = $$.config,
-            transitions;
-        options = options || {};
-        // same with redraw
-        options.withTransition = getOption(options, "withTransition", true);
-        options.withTransform = getOption(options, "withTransform", false);
-        options.withLegend = getOption(options, "withLegend", false);
-        // NOT same with redraw
-        options.withUpdateXDomain = getOption(options, "withUpdateXDomain", true);
-        options.withUpdateOrgXDomain = getOption(options, "withUpdateOrgXDomain", true);
-        options.withTransitionForExit = false;
-        options.withTransitionForTransform = getOption(options, "withTransitionForTransform", options.withTransition);
-        // MEMO: this needs to be called before updateLegend and it means this ALWAYS needs to be called)
-        $$.updateSizes();
-        // MEMO: called in updateLegend in redraw if withLegend
-        if (!(options.withLegend && config.legend_show)) {
-            transitions = $$.axis.generateTransitions(options.withTransitionForAxis ? config.transition_duration : 0);
-            // Update scales
-            $$.updateScales();
-            $$.updateSvgSize();
-            // Update g positions
-            $$.transformAll(options.withTransitionForTransform, transitions);
-        }
-        // Draw with new sizes & scales
-        $$.redraw(options, transitions);
-    };
-    ChartInternal.prototype.redrawWithoutRescale = function () {
-        this.redraw({
-            withY: false,
-            withSubchart: false,
-            withEventRect: false,
-            withTransitionForAxis: false
-        });
-    };
+      return d3.timeFormat("%Y/%-m/%-d")(date);
+    };
+
+    $$.hiddenTargetIds = [];
+    $$.hiddenLegendIds = [];
+    $$.focusedTargetIds = [];
+    $$.defocusedTargetIds = [];
+    $$.xOrient = config.axis_rotated ? config.axis_x_inner ? "right" : "left" : config.axis_x_inner ? "top" : "bottom";
+    $$.yOrient = config.axis_rotated ? config.axis_y_inner ? "top" : "bottom" : config.axis_y_inner ? "right" : "left";
+    $$.y2Orient = config.axis_rotated ? config.axis_y2_inner ? "bottom" : "top" : config.axis_y2_inner ? "left" : "right";
+    $$.subXOrient = config.axis_rotated ? "left" : "bottom";
+    $$.isLegendRight = config.legend_position === 'right';
+    $$.isLegendInset = config.legend_position === 'inset';
+    $$.isLegendTop = config.legend_inset_anchor === 'top-left' || config.legend_inset_anchor === 'top-right';
+    $$.isLegendLeft = config.legend_inset_anchor === 'top-left' || config.legend_inset_anchor === 'bottom-left';
+    $$.legendStep = 0;
+    $$.legendItemWidth = 0;
+    $$.legendItemHeight = 0;
+    $$.currentMaxTickWidths = {
+      x: 0,
+      y: 0,
+      y2: 0
+    };
+    $$.rotated_padding_left = 30;
+    $$.rotated_padding_right = config.axis_rotated && !config.axis_x_show ? 0 : 30;
+    $$.rotated_padding_top = 5;
+    $$.withoutFadeIn = {};
+    $$.intervalForObserveInserted = undefined;
+    $$.axes.subx = d3.selectAll([]); // needs when excluding subchart.js
+  };
+
+  ChartInternal.prototype.initChartElements = function () {
+    if (this.initBar) {
+      this.initBar();
+    }

 
 

-    ChartInternal.prototype.isTimeSeries = function () {
-        return this.config.axis_x_type === 'timeseries';
-    };
-    ChartInternal.prototype.isCategorized = function () {
-        return this.config.axis_x_type.indexOf('categor') >= 0;
-    };
-    ChartInternal.prototype.isCustomX = function () {
-        var $$ = this,
-            config = $$.config;
-        return !$$.isTimeSeries() && (config.data_x || notEmpty(config.data_xs));
-    };
+    if (this.initLine) {
+      this.initLine();
+    }

 
 

-    ChartInternal.prototype.isTimeSeriesY = function () {
-        return this.config.axis_y_type === 'timeseries';
-    };
+    if (this.initArc) {
+      this.initArc();
+    }

 
 

-    ChartInternal.prototype.getTranslate = function (target) {
-        var $$ = this,
-            config = $$.config,
-            x,
-            y;
-        if (target === 'main') {
-            x = asHalfPixel($$.margin.left);
-            y = asHalfPixel($$.margin.top);
-        } else if (target === 'context') {
-            x = asHalfPixel($$.margin2.left);
-            y = asHalfPixel($$.margin2.top);
-        } else if (target === 'legend') {
-            x = $$.margin3.left;
-            y = $$.margin3.top;
-        } else if (target === 'x') {
-            x = 0;
-            y = config.axis_rotated ? 0 : $$.height;
-        } else if (target === 'y') {
-            x = 0;
-            y = config.axis_rotated ? $$.height : 0;
-        } else if (target === 'y2') {
-            x = config.axis_rotated ? 0 : $$.width;
-            y = config.axis_rotated ? 1 : 0;
-        } else if (target === 'subx') {
-            x = 0;
-            y = config.axis_rotated ? 0 : $$.height2;
-        } else if (target === 'arc') {
-            x = $$.arcWidth / 2;
-            y = $$.arcHeight / 2 - ($$.hasType('gauge') ? 6 : 0); // to prevent wrong display of min and max label
-        }
-        return "translate(" + x + "," + y + ")";
-    };
-    ChartInternal.prototype.initialOpacity = function (d) {
-        return d.value !== null && this.withoutFadeIn[d.id] ? 1 : 0;
-    };
-    ChartInternal.prototype.initialOpacityForCircle = function (d) {
-        return d.value !== null && this.withoutFadeIn[d.id] ? this.opacityForCircle(d) : 0;
-    };
-    ChartInternal.prototype.opacityForCircle = function (d) {
-        var isPointShouldBeShown = isFunction(this.config.point_show) ? this.config.point_show(d) : this.config.point_show;
-        var opacity = isPointShouldBeShown ? 1 : 0;
-        return isValue(d.value) ? this.isScatterType(d) ? 0.5 : opacity : 0;
-    };
-    ChartInternal.prototype.opacityForText = function () {
-        return this.hasDataLabel() ? 1 : 0;
-    };
-    ChartInternal.prototype.xx = function (d) {
-        return d ? this.x(d.x) : null;
-    };
-    ChartInternal.prototype.xv = function (d) {
-        var $$ = this,
-            value = d.value;
-        if ($$.isTimeSeries()) {
-            value = $$.parseDate(d.value);
-        } else if ($$.isCategorized() && typeof d.value === 'string') {
-            value = $$.config.axis_x_categories.indexOf(d.value);
-        }
-        return Math.ceil($$.x(value));
-    };
-    ChartInternal.prototype.yv = function (d) {
-        var $$ = this,
-            yScale = d.axis && d.axis === 'y2' ? $$.y2 : $$.y;
-        return Math.ceil(yScale(d.value));
-    };
-    ChartInternal.prototype.subxx = function (d) {
-        return d ? this.subX(d.x) : null;
-    };
+    if (this.initGauge) {
+      this.initGauge();
+    }

 
 

-    ChartInternal.prototype.transformMain = function (withTransition, transitions) {
-        var $$ = this,
-            xAxis,
-            yAxis,
-            y2Axis;
-        if (transitions && transitions.axisX) {
-            xAxis = transitions.axisX;
-        } else {
-            xAxis = $$.main.select('.' + CLASS.axisX);
-            if (withTransition) {
-                xAxis = xAxis.transition();
-            }
-        }
-        if (transitions && transitions.axisY) {
-            yAxis = transitions.axisY;
-        } else {
-            yAxis = $$.main.select('.' + CLASS.axisY);
-            if (withTransition) {
-                yAxis = yAxis.transition();
-            }
-        }
-        if (transitions && transitions.axisY2) {
-            y2Axis = transitions.axisY2;
-        } else {
-            y2Axis = $$.main.select('.' + CLASS.axisY2);
-            if (withTransition) {
-                y2Axis = y2Axis.transition();
-            }
-        }
-        (withTransition ? $$.main.transition() : $$.main).attr("transform", $$.getTranslate('main'));
-        xAxis.attr("transform", $$.getTranslate('x'));
-        yAxis.attr("transform", $$.getTranslate('y'));
-        y2Axis.attr("transform", $$.getTranslate('y2'));
-        $$.main.select('.' + CLASS.chartArcs).attr("transform", $$.getTranslate('arc'));
-    };
-    ChartInternal.prototype.transformAll = function (withTransition, transitions) {
-        var $$ = this;
-        $$.transformMain(withTransition, transitions);
-        if ($$.config.subchart_show) {
-            $$.transformContext(withTransition, transitions);
-        }
-        if ($$.legend) {
-            $$.transformLegend(withTransition);
-        }
-    };
+    if (this.initText) {
+      this.initText();
+    }
+  };
+
+  ChartInternal.prototype.initWithData = function (data) {
+    var $$ = this,
+        d3 = $$.d3,
+        config = $$.config;
+    var defs,
+        main,
+        binding = true;
+    $$.axis = new Axis($$);
+
+    if (!config.bindto) {
+      $$.selectChart = d3.selectAll([]);
+    } else if (typeof config.bindto.node === 'function') {
+      $$.selectChart = config.bindto;
+    } else {
+      $$.selectChart = d3.select(config.bindto);
+    }

 
 

-    ChartInternal.prototype.updateSvgSize = function () {
-        var $$ = this,
-            brush = $$.svg.select(".c3-brush .overlay");
-        $$.svg.attr('width', $$.currentWidth).attr('height', $$.currentHeight);
-        $$.svg.selectAll(['#' + $$.clipId, '#' + $$.clipIdForGrid]).select('rect').attr('width', $$.width).attr('height', $$.height);
-        $$.svg.select('#' + $$.clipIdForXAxis).select('rect').attr('x', $$.getXAxisClipX.bind($$)).attr('y', $$.getXAxisClipY.bind($$)).attr('width', $$.getXAxisClipWidth.bind($$)).attr('height', $$.getXAxisClipHeight.bind($$));
-        $$.svg.select('#' + $$.clipIdForYAxis).select('rect').attr('x', $$.getYAxisClipX.bind($$)).attr('y', $$.getYAxisClipY.bind($$)).attr('width', $$.getYAxisClipWidth.bind($$)).attr('height', $$.getYAxisClipHeight.bind($$));
-        $$.svg.select('#' + $$.clipIdForSubchart).select('rect').attr('width', $$.width).attr('height', brush.size() ? brush.attr('height') : 0);
-        // MEMO: parent div's height will be bigger than svg when <!DOCTYPE html>
-        $$.selectChart.style('max-height', $$.currentHeight + "px");
-    };
+    if ($$.selectChart.empty()) {
+      $$.selectChart = d3.select(document.createElement('div')).style('opacity', 0);
+      $$.observeInserted($$.selectChart);
+      binding = false;
+    }

 
 

-    ChartInternal.prototype.updateDimension = function (withoutAxis) {
-        var $$ = this;
-        if (!withoutAxis) {
-            if ($$.config.axis_rotated) {
-                $$.axes.x.call($$.xAxis);
-                $$.axes.subx.call($$.subXAxis);
-            } else {
-                $$.axes.y.call($$.yAxis);
-                $$.axes.y2.call($$.y2Axis);
-            }
-        }
-        $$.updateSizes();
-        $$.updateScales();
-        $$.updateSvgSize();
-        $$.transformAll(false);
-    };
+    $$.selectChart.html("").classed("c3", true); // Init data as targets

 
 

-    ChartInternal.prototype.observeInserted = function (selection) {
-        var $$ = this,
-            observer;
-        if (typeof MutationObserver === 'undefined') {
-            window.console.error("MutationObserver not defined.");
-            return;
-        }
-        observer = new MutationObserver(function (mutations) {
-            mutations.forEach(function (mutation) {
-                if (mutation.type === 'childList' && mutation.previousSibling) {
-                    observer.disconnect();
-                    // need to wait for completion of load because size calculation requires the actual sizes determined after that completion
-                    $$.intervalForObserveInserted = window.setInterval(function () {
-                        // parentNode will NOT be null when completed
-                        if (selection.node().parentNode) {
-                            window.clearInterval($$.intervalForObserveInserted);
-                            $$.updateDimension();
-                            if ($$.brush) {
-                                $$.brush.update();
-                            }
-                            $$.config.oninit.call($$);
-                            $$.redraw({
-                                withTransform: true,
-                                withUpdateXDomain: true,
-                                withUpdateOrgXDomain: true,
-                                withTransition: false,
-                                withTransitionForTransform: false,
-                                withLegend: true
-                            });
-                            selection.transition().style('opacity', 1);
-                        }
-                    }, 10);
-                }
-            });
-        });
-        observer.observe(selection.node(), {
-            attributes: true,
-            childList: true,
-            characterData: true
-        });
-    };
+    $$.data.xs = {};
+    $$.data.targets = $$.convertDataToTargets(data);

 
 

-    ChartInternal.prototype.bindResize = function () {
-        var $$ = this,
-            config = $$.config;
+    if (config.data_filter) {
+      $$.data.targets = $$.data.targets.filter(config.data_filter);
+    } // Set targets to hide if needed

 
 

-        $$.resizeFunction = $$.generateResize(); // need to call .remove

 
 

-        $$.resizeFunction.add(function () {
-            config.onresize.call($$);
-        });
-        if (config.resize_auto) {
-            $$.resizeFunction.add(function () {
-                if ($$.resizeTimeout !== undefined) {
-                    window.clearTimeout($$.resizeTimeout);
-                }
-                $$.resizeTimeout = window.setTimeout(function () {
-                    delete $$.resizeTimeout;
-                    $$.updateAndRedraw({
-                        withUpdateXDomain: false,
-                        withUpdateOrgXDomain: false,
-                        withTransition: false,
-                        withTransitionForTransform: false,
-                        withLegend: true
-                    });
-                    if ($$.brush) {
-                        $$.brush.update();
-                    }
-                }, 100);
-            });
-        }
-        $$.resizeFunction.add(function () {
-            config.onresized.call($$);
-        });
+    if (config.data_hide) {
+      $$.addHiddenTargetIds(config.data_hide === true ? $$.mapToIds($$.data.targets) : config.data_hide);
+    }

 
 

-        $$.resizeIfElementDisplayed = function () {
-            // if element not displayed skip it
-            if ($$.api == null || !$$.api.element.offsetParent) {
-                return;
-            }
+    if (config.legend_hide) {
+      $$.addHiddenLegendIds(config.legend_hide === true ? $$.mapToIds($$.data.targets) : config.legend_hide);
+    } // Init sizes and scales

 
 

-            $$.resizeFunction();
-        };

 
 

-        if (window.attachEvent) {
-            window.attachEvent('onresize', $$.resizeIfElementDisplayed);
-        } else if (window.addEventListener) {
-            window.addEventListener('resize', $$.resizeIfElementDisplayed, false);
-        } else {
-            // fallback to this, if this is a very old browser
-            var wrapper = window.onresize;
-            if (!wrapper) {
-                // create a wrapper that will call all charts
-                wrapper = $$.generateResize();
-            } else if (!wrapper.add || !wrapper.remove) {
-                // there is already a handler registered, make sure we call it too
-                wrapper = $$.generateResize();
-                wrapper.add(window.onresize);
-            }
-            // add this graph to the wrapper, we will be removed if the user calls destroy
-            wrapper.add($$.resizeFunction);
-            window.onresize = function () {
-                // if element not displayed skip it
-                if (!$$.api.element.offsetParent) {
-                    return;
-                }
-
-                wrapper();
-            };
-        }
-    };
+    $$.updateSizes();
+    $$.updateScales(); // Set domains for each scale

 
 

-    ChartInternal.prototype.generateResize = function () {
-        var resizeFunctions = [];
+    $$.x.domain(d3.extent($$.getXDomain($$.data.targets)));
+    $$.y.domain($$.getYDomain($$.data.targets, 'y'));
+    $$.y2.domain($$.getYDomain($$.data.targets, 'y2'));
+    $$.subX.domain($$.x.domain());
+    $$.subY.domain($$.y.domain());
+    $$.subY2.domain($$.y2.domain()); // Save original x domain for zoom update

 
 

-        function callResizeFunctions() {
-            resizeFunctions.forEach(function (f) {
-                f();
-            });
-        }
-        callResizeFunctions.add = function (f) {
-            resizeFunctions.push(f);
-        };
-        callResizeFunctions.remove = function (f) {
-            for (var i = 0; i < resizeFunctions.length; i++) {
-                if (resizeFunctions[i] === f) {
-                    resizeFunctions.splice(i, 1);
-                    break;
-                }
-            }
-        };
-        return callResizeFunctions;
-    };
+    $$.orgXDomain = $$.x.domain();
+    /*-- Basic Elements --*/
+    // Define svgs

 
 

-    ChartInternal.prototype.endall = function (transition, callback) {
-        var n = 0;
-        transition.each(function () {
-            ++n;
-        }).on("end", function () {
-            if (! --n) {
-                callback.apply(this, arguments);
-            }
-        });
-    };
-    ChartInternal.prototype.generateWait = function () {
-        var transitionsToWait = [],
-            f = function f(callback) {
-            var timer = setInterval(function () {
-                var done = 0;
-                transitionsToWait.forEach(function (t) {
-                    if (t.empty()) {
-                        done += 1;
-                        return;
-                    }
-                    try {
-                        t.transition();
-                    } catch (e) {
-                        done += 1;
-                    }
-                });
-                if (done === transitionsToWait.length) {
-                    clearInterval(timer);
-                    if (callback) {
-                        callback();
-                    }
-                }
-            }, 50);
-        };
-        f.add = function (transition) {
-            transitionsToWait.push(transition);
-        };
-        return f;
-    };
+    $$.svg = $$.selectChart.append("svg").style("overflow", "hidden").on('mouseenter', function () {
+      return config.onmouseover.call($$);
+    }).on('mouseleave', function () {
+      return config.onmouseout.call($$);
+    });

 
 

-    ChartInternal.prototype.parseDate = function (date) {
-        var $$ = this,
-            parsedDate;
-        if (date instanceof Date) {
-            parsedDate = date;
-        } else if (typeof date === 'string') {
-            parsedDate = $$.dataTimeParse(date);
-        } else if ((typeof date === 'undefined' ? 'undefined' : _typeof(date)) === 'object') {
-            parsedDate = new Date(+date);
-        } else if (typeof date === 'number' && !isNaN(date)) {
-            parsedDate = new Date(+date);
-        }
-        if (!parsedDate || isNaN(+parsedDate)) {
-            window.console.error("Failed to parse x '" + date + "' to Date object");
-        }
-        return parsedDate;
-    };
+    if ($$.config.svg_classname) {
+      $$.svg.attr('class', $$.config.svg_classname);
+    } // Define defs

 
 

-    ChartInternal.prototype.isTabVisible = function () {
-        var hidden;
-        if (typeof document.hidden !== "undefined") {
-            // Opera 12.10 and Firefox 18 and later support
-            hidden = "hidden";
-        } else if (typeof document.mozHidden !== "undefined") {
-            hidden = "mozHidden";
-        } else if (typeof document.msHidden !== "undefined") {
-            hidden = "msHidden";
-        } else if (typeof document.webkitHidden !== "undefined") {
-            hidden = "webkitHidden";
-        }

 
 

-        return document[hidden] ? false : true;
-    };
+    defs = $$.svg.append("defs");
+    $$.clipChart = $$.appendClip(defs, $$.clipId);
+    $$.clipXAxis = $$.appendClip(defs, $$.clipIdForXAxis);
+    $$.clipYAxis = $$.appendClip(defs, $$.clipIdForYAxis);
+    $$.clipGrid = $$.appendClip(defs, $$.clipIdForGrid);
+    $$.clipSubchart = $$.appendClip(defs, $$.clipIdForSubchart);
+    $$.updateSvgSize(); // Define regions

 
 

-    ChartInternal.prototype.getPathBox = getPathBox;
-    ChartInternal.prototype.CLASS = CLASS;
+    main = $$.main = $$.svg.append("g").attr("transform", $$.getTranslate('main'));

 
 

-    /* jshint ignore:start */
+    if ($$.initPie) {
+      $$.initPie();
+    }

 
 

-    // PhantomJS doesn't have support for Function.prototype.bind, which has caused confusion. Use
-    // this polyfill to avoid the confusion.
-    // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Function/bind#Polyfill
+    if ($$.initDragZoom) {
+      $$.initDragZoom();
+    }

 
 

-    if (!Function.prototype.bind) {
-        Function.prototype.bind = function (oThis) {
-            if (typeof this !== 'function') {
-                // closest thing possible to the ECMAScript 5
-                // internal IsCallable function
-                throw new TypeError('Function.prototype.bind - what is trying to be bound is not callable');
-            }
+    if ($$.initSubchart) {
+      $$.initSubchart();
+    }

 
 

-            var aArgs = Array.prototype.slice.call(arguments, 1),
-                fToBind = this,
-                fNOP = function fNOP() {},
-                fBound = function fBound() {
-                return fToBind.apply(this instanceof fNOP ? this : oThis, aArgs.concat(Array.prototype.slice.call(arguments)));
-            };
+    if ($$.initTooltip) {
+      $$.initTooltip();
+    }

 
 

-            fNOP.prototype = this.prototype;
-            fBound.prototype = new fNOP();
+    if ($$.initLegend) {
+      $$.initLegend();
+    }

 
 

-            return fBound;
-        };
+    if ($$.initTitle) {
+      $$.initTitle();

     }
 
     }
 

-    // SVGPathSeg API polyfill
-    // https://github.com/progers/pathseg
-    //
-    // This is a drop-in replacement for the SVGPathSeg and SVGPathSegList APIs that were removed from
-    // SVG2 (https://lists.w3.org/Archives/Public/www-svg/2015Jun/0044.html), including the latest spec
-    // changes which were implemented in Firefox 43 and Chrome 46.
-
-    (function () {
-
-        if (!("SVGPathSeg" in window)) {
-            // Spec: http://www.w3.org/TR/SVG11/single-page.html#paths-InterfaceSVGPathSeg
-            window.SVGPathSeg = function (type, typeAsLetter, owningPathSegList) {
-                this.pathSegType = type;
-                this.pathSegTypeAsLetter = typeAsLetter;
-                this._owningPathSegList = owningPathSegList;
-            };
-
-            window.SVGPathSeg.prototype.classname = "SVGPathSeg";
-
-            window.SVGPathSeg.PATHSEG_UNKNOWN = 0;
-            window.SVGPathSeg.PATHSEG_CLOSEPATH = 1;
-            window.SVGPathSeg.PATHSEG_MOVETO_ABS = 2;
-            window.SVGPathSeg.PATHSEG_MOVETO_REL = 3;
-            window.SVGPathSeg.PATHSEG_LINETO_ABS = 4;
-            window.SVGPathSeg.PATHSEG_LINETO_REL = 5;
-            window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_ABS = 6;
-            window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_REL = 7;
-            window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_ABS = 8;
-            window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_REL = 9;
-            window.SVGPathSeg.PATHSEG_ARC_ABS = 10;
-            window.SVGPathSeg.PATHSEG_ARC_REL = 11;
-            window.SVGPathSeg.PATHSEG_LINETO_HORIZONTAL_ABS = 12;
-            window.SVGPathSeg.PATHSEG_LINETO_HORIZONTAL_REL = 13;
-            window.SVGPathSeg.PATHSEG_LINETO_VERTICAL_ABS = 14;
-            window.SVGPathSeg.PATHSEG_LINETO_VERTICAL_REL = 15;
-            window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_SMOOTH_ABS = 16;
-            window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_SMOOTH_REL = 17;
-            window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_SMOOTH_ABS = 18;
-            window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_SMOOTH_REL = 19;
-
-            // Notify owning PathSegList on any changes so they can be synchronized back to the path element.
-            window.SVGPathSeg.prototype._segmentChanged = function () {
-                if (this._owningPathSegList) this._owningPathSegList.segmentChanged(this);
-            };
-
-            window.SVGPathSegClosePath = function (owningPathSegList) {
-                window.SVGPathSeg.call(this, window.SVGPathSeg.PATHSEG_CLOSEPATH, "z", owningPathSegList);
-            };
-            window.SVGPathSegClosePath.prototype = Object.create(window.SVGPathSeg.prototype);
-            window.SVGPathSegClosePath.prototype.toString = function () {
-                return "[object SVGPathSegClosePath]";
-            };
-            window.SVGPathSegClosePath.prototype._asPathString = function () {
-                return this.pathSegTypeAsLetter;
-            };
-            window.SVGPathSegClosePath.prototype.clone = function () {
-                return new window.SVGPathSegClosePath(undefined);
-            };
-
-            window.SVGPathSegMovetoAbs = function (owningPathSegList, x, y) {
-                window.SVGPathSeg.call(this, window.SVGPathSeg.PATHSEG_MOVETO_ABS, "M", owningPathSegList);
-                this._x = x;
-                this._y = y;
-            };
-            window.SVGPathSegMovetoAbs.prototype = Object.create(window.SVGPathSeg.prototype);
-            window.SVGPathSegMovetoAbs.prototype.toString = function () {
-                return "[object SVGPathSegMovetoAbs]";
-            };
-            window.SVGPathSegMovetoAbs.prototype._asPathString = function () {
-                return this.pathSegTypeAsLetter + " " + this._x + " " + this._y;
-            };
-            window.SVGPathSegMovetoAbs.prototype.clone = function () {
-                return new window.SVGPathSegMovetoAbs(undefined, this._x, this._y);
-            };
-            Object.defineProperty(window.SVGPathSegMovetoAbs.prototype, "x", {
-                get: function get() {
-                    return this._x;
-                },
-                set: function set(x) {
-                    this._x = x;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
-            Object.defineProperty(window.SVGPathSegMovetoAbs.prototype, "y", {
-                get: function get() {
-                    return this._y;
-                },
-                set: function set(y) {
-                    this._y = y;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
+    if ($$.initZoom) {
+      $$.initZoom();
+    } // Update selection based on size and scale
+    // TODO: currently this must be called after initLegend because of update of sizes, but it should be done in initSubchart.

 
 

-            window.SVGPathSegMovetoRel = function (owningPathSegList, x, y) {
-                window.SVGPathSeg.call(this, window.SVGPathSeg.PATHSEG_MOVETO_REL, "m", owningPathSegList);
-                this._x = x;
-                this._y = y;
-            };
-            window.SVGPathSegMovetoRel.prototype = Object.create(window.SVGPathSeg.prototype);
-            window.SVGPathSegMovetoRel.prototype.toString = function () {
-                return "[object SVGPathSegMovetoRel]";
-            };
-            window.SVGPathSegMovetoRel.prototype._asPathString = function () {
-                return this.pathSegTypeAsLetter + " " + this._x + " " + this._y;
-            };
-            window.SVGPathSegMovetoRel.prototype.clone = function () {
-                return new window.SVGPathSegMovetoRel(undefined, this._x, this._y);
-            };
-            Object.defineProperty(window.SVGPathSegMovetoRel.prototype, "x", {
-                get: function get() {
-                    return this._x;
-                },
-                set: function set(x) {
-                    this._x = x;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
-            Object.defineProperty(window.SVGPathSegMovetoRel.prototype, "y", {
-                get: function get() {
-                    return this._y;
-                },
-                set: function set(y) {
-                    this._y = y;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });

 
 

-            window.SVGPathSegLinetoAbs = function (owningPathSegList, x, y) {
-                window.SVGPathSeg.call(this, window.SVGPathSeg.PATHSEG_LINETO_ABS, "L", owningPathSegList);
-                this._x = x;
-                this._y = y;
-            };
-            window.SVGPathSegLinetoAbs.prototype = Object.create(window.SVGPathSeg.prototype);
-            window.SVGPathSegLinetoAbs.prototype.toString = function () {
-                return "[object SVGPathSegLinetoAbs]";
-            };
-            window.SVGPathSegLinetoAbs.prototype._asPathString = function () {
-                return this.pathSegTypeAsLetter + " " + this._x + " " + this._y;
-            };
-            window.SVGPathSegLinetoAbs.prototype.clone = function () {
-                return new window.SVGPathSegLinetoAbs(undefined, this._x, this._y);
-            };
-            Object.defineProperty(window.SVGPathSegLinetoAbs.prototype, "x", {
-                get: function get() {
-                    return this._x;
-                },
-                set: function set(x) {
-                    this._x = x;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
-            Object.defineProperty(window.SVGPathSegLinetoAbs.prototype, "y", {
-                get: function get() {
-                    return this._y;
-                },
-                set: function set(y) {
-                    this._y = y;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
+    if ($$.initSubchartBrush) {
+      $$.initSubchartBrush();
+    }
+    /*-- Main Region --*/
+    // text when empty

 
 

-            window.SVGPathSegLinetoRel = function (owningPathSegList, x, y) {
-                window.SVGPathSeg.call(this, window.SVGPathSeg.PATHSEG_LINETO_REL, "l", owningPathSegList);
-                this._x = x;
-                this._y = y;
-            };
-            window.SVGPathSegLinetoRel.prototype = Object.create(window.SVGPathSeg.prototype);
-            window.SVGPathSegLinetoRel.prototype.toString = function () {
-                return "[object SVGPathSegLinetoRel]";
-            };
-            window.SVGPathSegLinetoRel.prototype._asPathString = function () {
-                return this.pathSegTypeAsLetter + " " + this._x + " " + this._y;
-            };
-            window.SVGPathSegLinetoRel.prototype.clone = function () {
-                return new window.SVGPathSegLinetoRel(undefined, this._x, this._y);
-            };
-            Object.defineProperty(window.SVGPathSegLinetoRel.prototype, "x", {
-                get: function get() {
-                    return this._x;
-                },
-                set: function set(x) {
-                    this._x = x;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
-            Object.defineProperty(window.SVGPathSegLinetoRel.prototype, "y", {
-                get: function get() {
-                    return this._y;
-                },
-                set: function set(y) {
-                    this._y = y;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });

 
 

-            window.SVGPathSegCurvetoCubicAbs = function (owningPathSegList, x, y, x1, y1, x2, y2) {
-                window.SVGPathSeg.call(this, window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_ABS, "C", owningPathSegList);
-                this._x = x;
-                this._y = y;
-                this._x1 = x1;
-                this._y1 = y1;
-                this._x2 = x2;
-                this._y2 = y2;
-            };
-            window.SVGPathSegCurvetoCubicAbs.prototype = Object.create(window.SVGPathSeg.prototype);
-            window.SVGPathSegCurvetoCubicAbs.prototype.toString = function () {
-                return "[object SVGPathSegCurvetoCubicAbs]";
-            };
-            window.SVGPathSegCurvetoCubicAbs.prototype._asPathString = function () {
-                return this.pathSegTypeAsLetter + " " + this._x1 + " " + this._y1 + " " + this._x2 + " " + this._y2 + " " + this._x + " " + this._y;
-            };
-            window.SVGPathSegCurvetoCubicAbs.prototype.clone = function () {
-                return new window.SVGPathSegCurvetoCubicAbs(undefined, this._x, this._y, this._x1, this._y1, this._x2, this._y2);
-            };
-            Object.defineProperty(window.SVGPathSegCurvetoCubicAbs.prototype, "x", {
-                get: function get() {
-                    return this._x;
-                },
-                set: function set(x) {
-                    this._x = x;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
-            Object.defineProperty(window.SVGPathSegCurvetoCubicAbs.prototype, "y", {
-                get: function get() {
-                    return this._y;
-                },
-                set: function set(y) {
-                    this._y = y;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
-            Object.defineProperty(window.SVGPathSegCurvetoCubicAbs.prototype, "x1", {
-                get: function get() {
-                    return this._x1;
-                },
-                set: function set(x1) {
-                    this._x1 = x1;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
-            Object.defineProperty(window.SVGPathSegCurvetoCubicAbs.prototype, "y1", {
-                get: function get() {
-                    return this._y1;
-                },
-                set: function set(y1) {
-                    this._y1 = y1;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
-            Object.defineProperty(window.SVGPathSegCurvetoCubicAbs.prototype, "x2", {
-                get: function get() {
-                    return this._x2;
-                },
-                set: function set(x2) {
-                    this._x2 = x2;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
-            Object.defineProperty(window.SVGPathSegCurvetoCubicAbs.prototype, "y2", {
-                get: function get() {
-                    return this._y2;
-                },
-                set: function set(y2) {
-                    this._y2 = y2;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
+    main.append("text").attr("class", CLASS.text + ' ' + CLASS.empty).attr("text-anchor", "middle") // horizontal centering of text at x position in all browsers.
+    .attr("dominant-baseline", "middle"); // vertical centering of text at y position in all browsers, except IE.
+    // Regions

 
 

-            window.SVGPathSegCurvetoCubicRel = function (owningPathSegList, x, y, x1, y1, x2, y2) {
-                window.SVGPathSeg.call(this, window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_REL, "c", owningPathSegList);
-                this._x = x;
-                this._y = y;
-                this._x1 = x1;
-                this._y1 = y1;
-                this._x2 = x2;
-                this._y2 = y2;
-            };
-            window.SVGPathSegCurvetoCubicRel.prototype = Object.create(window.SVGPathSeg.prototype);
-            window.SVGPathSegCurvetoCubicRel.prototype.toString = function () {
-                return "[object SVGPathSegCurvetoCubicRel]";
-            };
-            window.SVGPathSegCurvetoCubicRel.prototype._asPathString = function () {
-                return this.pathSegTypeAsLetter + " " + this._x1 + " " + this._y1 + " " + this._x2 + " " + this._y2 + " " + this._x + " " + this._y;
-            };
-            window.SVGPathSegCurvetoCubicRel.prototype.clone = function () {
-                return new window.SVGPathSegCurvetoCubicRel(undefined, this._x, this._y, this._x1, this._y1, this._x2, this._y2);
-            };
-            Object.defineProperty(window.SVGPathSegCurvetoCubicRel.prototype, "x", {
-                get: function get() {
-                    return this._x;
-                },
-                set: function set(x) {
-                    this._x = x;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
-            Object.defineProperty(window.SVGPathSegCurvetoCubicRel.prototype, "y", {
-                get: function get() {
-                    return this._y;
-                },
-                set: function set(y) {
-                    this._y = y;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
-            Object.defineProperty(window.SVGPathSegCurvetoCubicRel.prototype, "x1", {
-                get: function get() {
-                    return this._x1;
-                },
-                set: function set(x1) {
-                    this._x1 = x1;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
-            Object.defineProperty(window.SVGPathSegCurvetoCubicRel.prototype, "y1", {
-                get: function get() {
-                    return this._y1;
-                },
-                set: function set(y1) {
-                    this._y1 = y1;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
-            Object.defineProperty(window.SVGPathSegCurvetoCubicRel.prototype, "x2", {
-                get: function get() {
-                    return this._x2;
-                },
-                set: function set(x2) {
-                    this._x2 = x2;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
-            Object.defineProperty(window.SVGPathSegCurvetoCubicRel.prototype, "y2", {
-                get: function get() {
-                    return this._y2;
-                },
-                set: function set(y2) {
-                    this._y2 = y2;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
+    $$.initRegion(); // Grids

 
 

-            window.SVGPathSegCurvetoQuadraticAbs = function (owningPathSegList, x, y, x1, y1) {
-                window.SVGPathSeg.call(this, window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_ABS, "Q", owningPathSegList);
-                this._x = x;
-                this._y = y;
-                this._x1 = x1;
-                this._y1 = y1;
-            };
-            window.SVGPathSegCurvetoQuadraticAbs.prototype = Object.create(window.SVGPathSeg.prototype);
-            window.SVGPathSegCurvetoQuadraticAbs.prototype.toString = function () {
-                return "[object SVGPathSegCurvetoQuadraticAbs]";
-            };
-            window.SVGPathSegCurvetoQuadraticAbs.prototype._asPathString = function () {
-                return this.pathSegTypeAsLetter + " " + this._x1 + " " + this._y1 + " " + this._x + " " + this._y;
-            };
-            window.SVGPathSegCurvetoQuadraticAbs.prototype.clone = function () {
-                return new window.SVGPathSegCurvetoQuadraticAbs(undefined, this._x, this._y, this._x1, this._y1);
-            };
-            Object.defineProperty(window.SVGPathSegCurvetoQuadraticAbs.prototype, "x", {
-                get: function get() {
-                    return this._x;
-                },
-                set: function set(x) {
-                    this._x = x;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
-            Object.defineProperty(window.SVGPathSegCurvetoQuadraticAbs.prototype, "y", {
-                get: function get() {
-                    return this._y;
-                },
-                set: function set(y) {
-                    this._y = y;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
-            Object.defineProperty(window.SVGPathSegCurvetoQuadraticAbs.prototype, "x1", {
-                get: function get() {
-                    return this._x1;
-                },
-                set: function set(x1) {
-                    this._x1 = x1;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
-            Object.defineProperty(window.SVGPathSegCurvetoQuadraticAbs.prototype, "y1", {
-                get: function get() {
-                    return this._y1;
-                },
-                set: function set(y1) {
-                    this._y1 = y1;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
+    $$.initGrid(); // Define g for chart area

 
 

-            window.SVGPathSegCurvetoQuadraticRel = function (owningPathSegList, x, y, x1, y1) {
-                window.SVGPathSeg.call(this, window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_REL, "q", owningPathSegList);
-                this._x = x;
-                this._y = y;
-                this._x1 = x1;
-                this._y1 = y1;
-            };
-            window.SVGPathSegCurvetoQuadraticRel.prototype = Object.create(window.SVGPathSeg.prototype);
-            window.SVGPathSegCurvetoQuadraticRel.prototype.toString = function () {
-                return "[object SVGPathSegCurvetoQuadraticRel]";
-            };
-            window.SVGPathSegCurvetoQuadraticRel.prototype._asPathString = function () {
-                return this.pathSegTypeAsLetter + " " + this._x1 + " " + this._y1 + " " + this._x + " " + this._y;
-            };
-            window.SVGPathSegCurvetoQuadraticRel.prototype.clone = function () {
-                return new window.SVGPathSegCurvetoQuadraticRel(undefined, this._x, this._y, this._x1, this._y1);
-            };
-            Object.defineProperty(window.SVGPathSegCurvetoQuadraticRel.prototype, "x", {
-                get: function get() {
-                    return this._x;
-                },
-                set: function set(x) {
-                    this._x = x;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
-            Object.defineProperty(window.SVGPathSegCurvetoQuadraticRel.prototype, "y", {
-                get: function get() {
-                    return this._y;
-                },
-                set: function set(y) {
-                    this._y = y;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
-            Object.defineProperty(window.SVGPathSegCurvetoQuadraticRel.prototype, "x1", {
-                get: function get() {
-                    return this._x1;
-                },
-                set: function set(x1) {
-                    this._x1 = x1;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
-            Object.defineProperty(window.SVGPathSegCurvetoQuadraticRel.prototype, "y1", {
-                get: function get() {
-                    return this._y1;
-                },
-                set: function set(y1) {
-                    this._y1 = y1;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
+    main.append('g').attr("clip-path", $$.clipPath).attr('class', CLASS.chart); // Grid lines

 
 

-            window.SVGPathSegArcAbs = function (owningPathSegList, x, y, r1, r2, angle, largeArcFlag, sweepFlag) {
-                window.SVGPathSeg.call(this, window.SVGPathSeg.PATHSEG_ARC_ABS, "A", owningPathSegList);
-                this._x = x;
-                this._y = y;
-                this._r1 = r1;
-                this._r2 = r2;
-                this._angle = angle;
-                this._largeArcFlag = largeArcFlag;
-                this._sweepFlag = sweepFlag;
-            };
-            window.SVGPathSegArcAbs.prototype = Object.create(window.SVGPathSeg.prototype);
-            window.SVGPathSegArcAbs.prototype.toString = function () {
-                return "[object SVGPathSegArcAbs]";
-            };
-            window.SVGPathSegArcAbs.prototype._asPathString = function () {
-                return this.pathSegTypeAsLetter + " " + this._r1 + " " + this._r2 + " " + this._angle + " " + (this._largeArcFlag ? "1" : "0") + " " + (this._sweepFlag ? "1" : "0") + " " + this._x + " " + this._y;
-            };
-            window.SVGPathSegArcAbs.prototype.clone = function () {
-                return new window.SVGPathSegArcAbs(undefined, this._x, this._y, this._r1, this._r2, this._angle, this._largeArcFlag, this._sweepFlag);
-            };
-            Object.defineProperty(window.SVGPathSegArcAbs.prototype, "x", {
-                get: function get() {
-                    return this._x;
-                },
-                set: function set(x) {
-                    this._x = x;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
-            Object.defineProperty(window.SVGPathSegArcAbs.prototype, "y", {
-                get: function get() {
-                    return this._y;
-                },
-                set: function set(y) {
-                    this._y = y;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
-            Object.defineProperty(window.SVGPathSegArcAbs.prototype, "r1", {
-                get: function get() {
-                    return this._r1;
-                },
-                set: function set(r1) {
-                    this._r1 = r1;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
-            Object.defineProperty(window.SVGPathSegArcAbs.prototype, "r2", {
-                get: function get() {
-                    return this._r2;
-                },
-                set: function set(r2) {
-                    this._r2 = r2;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
-            Object.defineProperty(window.SVGPathSegArcAbs.prototype, "angle", {
-                get: function get() {
-                    return this._angle;
-                },
-                set: function set(angle) {
-                    this._angle = angle;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
-            Object.defineProperty(window.SVGPathSegArcAbs.prototype, "largeArcFlag", {
-                get: function get() {
-                    return this._largeArcFlag;
-                },
-                set: function set(largeArcFlag) {
-                    this._largeArcFlag = largeArcFlag;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
-            Object.defineProperty(window.SVGPathSegArcAbs.prototype, "sweepFlag", {
-                get: function get() {
-                    return this._sweepFlag;
-                },
-                set: function set(sweepFlag) {
-                    this._sweepFlag = sweepFlag;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
+    if (config.grid_lines_front) {
+      $$.initGridLines();
+    } // Cover whole with rects for events

 
 

-            window.SVGPathSegArcRel = function (owningPathSegList, x, y, r1, r2, angle, largeArcFlag, sweepFlag) {
-                window.SVGPathSeg.call(this, window.SVGPathSeg.PATHSEG_ARC_REL, "a", owningPathSegList);
-                this._x = x;
-                this._y = y;
-                this._r1 = r1;
-                this._r2 = r2;
-                this._angle = angle;
-                this._largeArcFlag = largeArcFlag;
-                this._sweepFlag = sweepFlag;
-            };
-            window.SVGPathSegArcRel.prototype = Object.create(window.SVGPathSeg.prototype);
-            window.SVGPathSegArcRel.prototype.toString = function () {
-                return "[object SVGPathSegArcRel]";
-            };
-            window.SVGPathSegArcRel.prototype._asPathString = function () {
-                return this.pathSegTypeAsLetter + " " + this._r1 + " " + this._r2 + " " + this._angle + " " + (this._largeArcFlag ? "1" : "0") + " " + (this._sweepFlag ? "1" : "0") + " " + this._x + " " + this._y;
-            };
-            window.SVGPathSegArcRel.prototype.clone = function () {
-                return new window.SVGPathSegArcRel(undefined, this._x, this._y, this._r1, this._r2, this._angle, this._largeArcFlag, this._sweepFlag);
-            };
-            Object.defineProperty(window.SVGPathSegArcRel.prototype, "x", {
-                get: function get() {
-                    return this._x;
-                },
-                set: function set(x) {
-                    this._x = x;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
-            Object.defineProperty(window.SVGPathSegArcRel.prototype, "y", {
-                get: function get() {
-                    return this._y;
-                },
-                set: function set(y) {
-                    this._y = y;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
-            Object.defineProperty(window.SVGPathSegArcRel.prototype, "r1", {
-                get: function get() {
-                    return this._r1;
-                },
-                set: function set(r1) {
-                    this._r1 = r1;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
-            Object.defineProperty(window.SVGPathSegArcRel.prototype, "r2", {
-                get: function get() {
-                    return this._r2;
-                },
-                set: function set(r2) {
-                    this._r2 = r2;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
-            Object.defineProperty(window.SVGPathSegArcRel.prototype, "angle", {
-                get: function get() {
-                    return this._angle;
-                },
-                set: function set(angle) {
-                    this._angle = angle;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
-            Object.defineProperty(window.SVGPathSegArcRel.prototype, "largeArcFlag", {
-                get: function get() {
-                    return this._largeArcFlag;
-                },
-                set: function set(largeArcFlag) {
-                    this._largeArcFlag = largeArcFlag;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
-            Object.defineProperty(window.SVGPathSegArcRel.prototype, "sweepFlag", {
-                get: function get() {
-                    return this._sweepFlag;
-                },
-                set: function set(sweepFlag) {
-                    this._sweepFlag = sweepFlag;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });

 
 

-            window.SVGPathSegLinetoHorizontalAbs = function (owningPathSegList, x) {
-                window.SVGPathSeg.call(this, window.SVGPathSeg.PATHSEG_LINETO_HORIZONTAL_ABS, "H", owningPathSegList);
-                this._x = x;
-            };
-            window.SVGPathSegLinetoHorizontalAbs.prototype = Object.create(window.SVGPathSeg.prototype);
-            window.SVGPathSegLinetoHorizontalAbs.prototype.toString = function () {
-                return "[object SVGPathSegLinetoHorizontalAbs]";
-            };
-            window.SVGPathSegLinetoHorizontalAbs.prototype._asPathString = function () {
-                return this.pathSegTypeAsLetter + " " + this._x;
-            };
-            window.SVGPathSegLinetoHorizontalAbs.prototype.clone = function () {
-                return new window.SVGPathSegLinetoHorizontalAbs(undefined, this._x);
-            };
-            Object.defineProperty(window.SVGPathSegLinetoHorizontalAbs.prototype, "x", {
-                get: function get() {
-                    return this._x;
-                },
-                set: function set(x) {
-                    this._x = x;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
+    $$.initEventRect(); // Define g for chart

 
 

-            window.SVGPathSegLinetoHorizontalRel = function (owningPathSegList, x) {
-                window.SVGPathSeg.call(this, window.SVGPathSeg.PATHSEG_LINETO_HORIZONTAL_REL, "h", owningPathSegList);
-                this._x = x;
-            };
-            window.SVGPathSegLinetoHorizontalRel.prototype = Object.create(window.SVGPathSeg.prototype);
-            window.SVGPathSegLinetoHorizontalRel.prototype.toString = function () {
-                return "[object SVGPathSegLinetoHorizontalRel]";
-            };
-            window.SVGPathSegLinetoHorizontalRel.prototype._asPathString = function () {
-                return this.pathSegTypeAsLetter + " " + this._x;
-            };
-            window.SVGPathSegLinetoHorizontalRel.prototype.clone = function () {
-                return new window.SVGPathSegLinetoHorizontalRel(undefined, this._x);
-            };
-            Object.defineProperty(window.SVGPathSegLinetoHorizontalRel.prototype, "x", {
-                get: function get() {
-                    return this._x;
-                },
-                set: function set(x) {
-                    this._x = x;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
+    $$.initChartElements(); // Add Axis

 
 

-            window.SVGPathSegLinetoVerticalAbs = function (owningPathSegList, y) {
-                window.SVGPathSeg.call(this, window.SVGPathSeg.PATHSEG_LINETO_VERTICAL_ABS, "V", owningPathSegList);
-                this._y = y;
-            };
-            window.SVGPathSegLinetoVerticalAbs.prototype = Object.create(window.SVGPathSeg.prototype);
-            window.SVGPathSegLinetoVerticalAbs.prototype.toString = function () {
-                return "[object SVGPathSegLinetoVerticalAbs]";
-            };
-            window.SVGPathSegLinetoVerticalAbs.prototype._asPathString = function () {
-                return this.pathSegTypeAsLetter + " " + this._y;
-            };
-            window.SVGPathSegLinetoVerticalAbs.prototype.clone = function () {
-                return new window.SVGPathSegLinetoVerticalAbs(undefined, this._y);
-            };
-            Object.defineProperty(window.SVGPathSegLinetoVerticalAbs.prototype, "y", {
-                get: function get() {
-                    return this._y;
-                },
-                set: function set(y) {
-                    this._y = y;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
+    $$.axis.init(); // Set targets

 
 

-            window.SVGPathSegLinetoVerticalRel = function (owningPathSegList, y) {
-                window.SVGPathSeg.call(this, window.SVGPathSeg.PATHSEG_LINETO_VERTICAL_REL, "v", owningPathSegList);
-                this._y = y;
-            };
-            window.SVGPathSegLinetoVerticalRel.prototype = Object.create(window.SVGPathSeg.prototype);
-            window.SVGPathSegLinetoVerticalRel.prototype.toString = function () {
-                return "[object SVGPathSegLinetoVerticalRel]";
-            };
-            window.SVGPathSegLinetoVerticalRel.prototype._asPathString = function () {
-                return this.pathSegTypeAsLetter + " " + this._y;
-            };
-            window.SVGPathSegLinetoVerticalRel.prototype.clone = function () {
-                return new window.SVGPathSegLinetoVerticalRel(undefined, this._y);
-            };
-            Object.defineProperty(window.SVGPathSegLinetoVerticalRel.prototype, "y", {
-                get: function get() {
-                    return this._y;
-                },
-                set: function set(y) {
-                    this._y = y;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
+    $$.updateTargets($$.data.targets); // Set default extent if defined

 
 

-            window.SVGPathSegCurvetoCubicSmoothAbs = function (owningPathSegList, x, y, x2, y2) {
-                window.SVGPathSeg.call(this, window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_SMOOTH_ABS, "S", owningPathSegList);
-                this._x = x;
-                this._y = y;
-                this._x2 = x2;
-                this._y2 = y2;
-            };
-            window.SVGPathSegCurvetoCubicSmoothAbs.prototype = Object.create(window.SVGPathSeg.prototype);
-            window.SVGPathSegCurvetoCubicSmoothAbs.prototype.toString = function () {
-                return "[object SVGPathSegCurvetoCubicSmoothAbs]";
-            };
-            window.SVGPathSegCurvetoCubicSmoothAbs.prototype._asPathString = function () {
-                return this.pathSegTypeAsLetter + " " + this._x2 + " " + this._y2 + " " + this._x + " " + this._y;
-            };
-            window.SVGPathSegCurvetoCubicSmoothAbs.prototype.clone = function () {
-                return new window.SVGPathSegCurvetoCubicSmoothAbs(undefined, this._x, this._y, this._x2, this._y2);
-            };
-            Object.defineProperty(window.SVGPathSegCurvetoCubicSmoothAbs.prototype, "x", {
-                get: function get() {
-                    return this._x;
-                },
-                set: function set(x) {
-                    this._x = x;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
-            Object.defineProperty(window.SVGPathSegCurvetoCubicSmoothAbs.prototype, "y", {
-                get: function get() {
-                    return this._y;
-                },
-                set: function set(y) {
-                    this._y = y;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
-            Object.defineProperty(window.SVGPathSegCurvetoCubicSmoothAbs.prototype, "x2", {
-                get: function get() {
-                    return this._x2;
-                },
-                set: function set(x2) {
-                    this._x2 = x2;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
-            Object.defineProperty(window.SVGPathSegCurvetoCubicSmoothAbs.prototype, "y2", {
-                get: function get() {
-                    return this._y2;
-                },
-                set: function set(y2) {
-                    this._y2 = y2;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
+    if (config.axis_x_selection) {
+      $$.brush.selectionAsValue($$.getDefaultSelection());
+    } // Draw with targets

 
 

-            window.SVGPathSegCurvetoCubicSmoothRel = function (owningPathSegList, x, y, x2, y2) {
-                window.SVGPathSeg.call(this, window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_SMOOTH_REL, "s", owningPathSegList);
-                this._x = x;
-                this._y = y;
-                this._x2 = x2;
-                this._y2 = y2;
-            };
-            window.SVGPathSegCurvetoCubicSmoothRel.prototype = Object.create(window.SVGPathSeg.prototype);
-            window.SVGPathSegCurvetoCubicSmoothRel.prototype.toString = function () {
-                return "[object SVGPathSegCurvetoCubicSmoothRel]";
-            };
-            window.SVGPathSegCurvetoCubicSmoothRel.prototype._asPathString = function () {
-                return this.pathSegTypeAsLetter + " " + this._x2 + " " + this._y2 + " " + this._x + " " + this._y;
-            };
-            window.SVGPathSegCurvetoCubicSmoothRel.prototype.clone = function () {
-                return new window.SVGPathSegCurvetoCubicSmoothRel(undefined, this._x, this._y, this._x2, this._y2);
-            };
-            Object.defineProperty(window.SVGPathSegCurvetoCubicSmoothRel.prototype, "x", {
-                get: function get() {
-                    return this._x;
-                },
-                set: function set(x) {
-                    this._x = x;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
-            Object.defineProperty(window.SVGPathSegCurvetoCubicSmoothRel.prototype, "y", {
-                get: function get() {
-                    return this._y;
-                },
-                set: function set(y) {
-                    this._y = y;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
-            Object.defineProperty(window.SVGPathSegCurvetoCubicSmoothRel.prototype, "x2", {
-                get: function get() {
-                    return this._x2;
-                },
-                set: function set(x2) {
-                    this._x2 = x2;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
-            Object.defineProperty(window.SVGPathSegCurvetoCubicSmoothRel.prototype, "y2", {
-                get: function get() {
-                    return this._y2;
-                },
-                set: function set(y2) {
-                    this._y2 = y2;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });

 
 

-            window.SVGPathSegCurvetoQuadraticSmoothAbs = function (owningPathSegList, x, y) {
-                window.SVGPathSeg.call(this, window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_SMOOTH_ABS, "T", owningPathSegList);
-                this._x = x;
-                this._y = y;
-            };
-            window.SVGPathSegCurvetoQuadraticSmoothAbs.prototype = Object.create(window.SVGPathSeg.prototype);
-            window.SVGPathSegCurvetoQuadraticSmoothAbs.prototype.toString = function () {
-                return "[object SVGPathSegCurvetoQuadraticSmoothAbs]";
-            };
-            window.SVGPathSegCurvetoQuadraticSmoothAbs.prototype._asPathString = function () {
-                return this.pathSegTypeAsLetter + " " + this._x + " " + this._y;
-            };
-            window.SVGPathSegCurvetoQuadraticSmoothAbs.prototype.clone = function () {
-                return new window.SVGPathSegCurvetoQuadraticSmoothAbs(undefined, this._x, this._y);
-            };
-            Object.defineProperty(window.SVGPathSegCurvetoQuadraticSmoothAbs.prototype, "x", {
-                get: function get() {
-                    return this._x;
-                },
-                set: function set(x) {
-                    this._x = x;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
-            Object.defineProperty(window.SVGPathSegCurvetoQuadraticSmoothAbs.prototype, "y", {
-                get: function get() {
-                    return this._y;
-                },
-                set: function set(y) {
-                    this._y = y;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
+    if (binding) {
+      $$.updateDimension();
+      $$.config.oninit.call($$);
+      $$.redraw({
+        withTransition: false,
+        withTransform: true,
+        withUpdateXDomain: true,
+        withUpdateOrgXDomain: true,
+        withTransitionForAxis: false
+      });
+    } // Bind to resize event

 
 

-            window.SVGPathSegCurvetoQuadraticSmoothRel = function (owningPathSegList, x, y) {
-                window.SVGPathSeg.call(this, window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_SMOOTH_REL, "t", owningPathSegList);
-                this._x = x;
-                this._y = y;
-            };
-            window.SVGPathSegCurvetoQuadraticSmoothRel.prototype = Object.create(window.SVGPathSeg.prototype);
-            window.SVGPathSegCurvetoQuadraticSmoothRel.prototype.toString = function () {
-                return "[object SVGPathSegCurvetoQuadraticSmoothRel]";
-            };
-            window.SVGPathSegCurvetoQuadraticSmoothRel.prototype._asPathString = function () {
-                return this.pathSegTypeAsLetter + " " + this._x + " " + this._y;
-            };
-            window.SVGPathSegCurvetoQuadraticSmoothRel.prototype.clone = function () {
-                return new window.SVGPathSegCurvetoQuadraticSmoothRel(undefined, this._x, this._y);
-            };
-            Object.defineProperty(window.SVGPathSegCurvetoQuadraticSmoothRel.prototype, "x", {
-                get: function get() {
-                    return this._x;
-                },
-                set: function set(x) {
-                    this._x = x;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });
-            Object.defineProperty(window.SVGPathSegCurvetoQuadraticSmoothRel.prototype, "y", {
-                get: function get() {
-                    return this._y;
-                },
-                set: function set(y) {
-                    this._y = y;
-                    this._segmentChanged();
-                },
-                enumerable: true
-            });

 
 

-            // Add createSVGPathSeg* functions to window.SVGPathElement.
-            // Spec: http://www.w3.org/TR/SVG11/single-page.html#paths-Interfacewindow.SVGPathElement.
-            window.SVGPathElement.prototype.createSVGPathSegClosePath = function () {
-                return new window.SVGPathSegClosePath(undefined);
-            };
-            window.SVGPathElement.prototype.createSVGPathSegMovetoAbs = function (x, y) {
-                return new window.SVGPathSegMovetoAbs(undefined, x, y);
-            };
-            window.SVGPathElement.prototype.createSVGPathSegMovetoRel = function (x, y) {
-                return new window.SVGPathSegMovetoRel(undefined, x, y);
-            };
-            window.SVGPathElement.prototype.createSVGPathSegLinetoAbs = function (x, y) {
-                return new window.SVGPathSegLinetoAbs(undefined, x, y);
-            };
-            window.SVGPathElement.prototype.createSVGPathSegLinetoRel = function (x, y) {
-                return new window.SVGPathSegLinetoRel(undefined, x, y);
-            };
-            window.SVGPathElement.prototype.createSVGPathSegCurvetoCubicAbs = function (x, y, x1, y1, x2, y2) {
-                return new window.SVGPathSegCurvetoCubicAbs(undefined, x, y, x1, y1, x2, y2);
-            };
-            window.SVGPathElement.prototype.createSVGPathSegCurvetoCubicRel = function (x, y, x1, y1, x2, y2) {
-                return new window.SVGPathSegCurvetoCubicRel(undefined, x, y, x1, y1, x2, y2);
-            };
-            window.SVGPathElement.prototype.createSVGPathSegCurvetoQuadraticAbs = function (x, y, x1, y1) {
-                return new window.SVGPathSegCurvetoQuadraticAbs(undefined, x, y, x1, y1);
-            };
-            window.SVGPathElement.prototype.createSVGPathSegCurvetoQuadraticRel = function (x, y, x1, y1) {
-                return new window.SVGPathSegCurvetoQuadraticRel(undefined, x, y, x1, y1);
-            };
-            window.SVGPathElement.prototype.createSVGPathSegArcAbs = function (x, y, r1, r2, angle, largeArcFlag, sweepFlag) {
-                return new window.SVGPathSegArcAbs(undefined, x, y, r1, r2, angle, largeArcFlag, sweepFlag);
-            };
-            window.SVGPathElement.prototype.createSVGPathSegArcRel = function (x, y, r1, r2, angle, largeArcFlag, sweepFlag) {
-                return new window.SVGPathSegArcRel(undefined, x, y, r1, r2, angle, largeArcFlag, sweepFlag);
-            };
-            window.SVGPathElement.prototype.createSVGPathSegLinetoHorizontalAbs = function (x) {
-                return new window.SVGPathSegLinetoHorizontalAbs(undefined, x);
-            };
-            window.SVGPathElement.prototype.createSVGPathSegLinetoHorizontalRel = function (x) {
-                return new window.SVGPathSegLinetoHorizontalRel(undefined, x);
-            };
-            window.SVGPathElement.prototype.createSVGPathSegLinetoVerticalAbs = function (y) {
-                return new window.SVGPathSegLinetoVerticalAbs(undefined, y);
-            };
-            window.SVGPathElement.prototype.createSVGPathSegLinetoVerticalRel = function (y) {
-                return new window.SVGPathSegLinetoVerticalRel(undefined, y);
-            };
-            window.SVGPathElement.prototype.createSVGPathSegCurvetoCubicSmoothAbs = function (x, y, x2, y2) {
-                return new window.SVGPathSegCurvetoCubicSmoothAbs(undefined, x, y, x2, y2);
-            };
-            window.SVGPathElement.prototype.createSVGPathSegCurvetoCubicSmoothRel = function (x, y, x2, y2) {
-                return new window.SVGPathSegCurvetoCubicSmoothRel(undefined, x, y, x2, y2);
-            };
-            window.SVGPathElement.prototype.createSVGPathSegCurvetoQuadraticSmoothAbs = function (x, y) {
-                return new window.SVGPathSegCurvetoQuadraticSmoothAbs(undefined, x, y);
-            };
-            window.SVGPathElement.prototype.createSVGPathSegCurvetoQuadraticSmoothRel = function (x, y) {
-                return new window.SVGPathSegCurvetoQuadraticSmoothRel(undefined, x, y);
-            };
-
-            if (!("getPathSegAtLength" in window.SVGPathElement.prototype)) {
-                // Add getPathSegAtLength to SVGPathElement.
-                // Spec: https://www.w3.org/TR/SVG11/single-page.html#paths-__svg__SVGPathElement__getPathSegAtLength
-                // This polyfill requires SVGPathElement.getTotalLength to implement the distance-along-a-path algorithm.
-                window.SVGPathElement.prototype.getPathSegAtLength = function (distance) {
-                    if (distance === undefined || !isFinite(distance)) throw "Invalid arguments.";
-
-                    var measurementElement = document.createElementNS("http://www.w3.org/2000/svg", "path");
-                    measurementElement.setAttribute("d", this.getAttribute("d"));
-                    var lastPathSegment = measurementElement.pathSegList.numberOfItems - 1;
-
-                    // If the path is empty, return 0.
-                    if (lastPathSegment <= 0) return 0;
-
-                    do {
-                        measurementElement.pathSegList.removeItem(lastPathSegment);
-                        if (distance > measurementElement.getTotalLength()) break;
-                        lastPathSegment--;
-                    } while (lastPathSegment > 0);
-                    return lastPathSegment;
-                };
-            }
-        }
+    $$.bindResize(); // Bind to window focus event

 
 

-        if (!("SVGPathSegList" in window)) {
-            // Spec: http://www.w3.org/TR/SVG11/single-page.html#paths-InterfaceSVGPathSegList
-            window.SVGPathSegList = function (pathElement) {
-                this._pathElement = pathElement;
-                this._list = this._parsePath(this._pathElement.getAttribute("d"));
-
-                // Use a MutationObserver to catch changes to the path's "d" attribute.
-                this._mutationObserverConfig = {
-                    "attributes": true,
-                    "attributeFilter": ["d"]
-                };
-                this._pathElementMutationObserver = new MutationObserver(this._updateListFromPathMutations.bind(this));
-                this._pathElementMutationObserver.observe(this._pathElement, this._mutationObserverConfig);
-            };
-
-            window.SVGPathSegList.prototype.classname = "SVGPathSegList";
-
-            Object.defineProperty(window.SVGPathSegList.prototype, "numberOfItems", {
-                get: function get() {
-                    this._checkPathSynchronizedToList();
-                    return this._list.length;
-                },
-                enumerable: true
-            });
+    $$.bindWindowFocus(); // export element of the chart

 
 

-            // Add the pathSegList accessors to window.SVGPathElement.
-            // Spec: http://www.w3.org/TR/SVG11/single-page.html#paths-InterfaceSVGAnimatedPathData
-            Object.defineProperty(window.SVGPathElement.prototype, "pathSegList", {
-                get: function get() {
-                    if (!this._pathSegList) this._pathSegList = new window.SVGPathSegList(this);
-                    return this._pathSegList;
-                },
-                enumerable: true
-            });
-            // FIXME: The following are not implemented and simply return window.SVGPathElement.pathSegList.
-            Object.defineProperty(window.SVGPathElement.prototype, "normalizedPathSegList", {
-                get: function get() {
-                    return this.pathSegList;
-                },
-                enumerable: true
-            });
-            Object.defineProperty(window.SVGPathElement.prototype, "animatedPathSegList", {
-                get: function get() {
-                    return this.pathSegList;
-                },
-                enumerable: true
-            });
-            Object.defineProperty(window.SVGPathElement.prototype, "animatedNormalizedPathSegList", {
-                get: function get() {
-                    return this.pathSegList;
-                },
-                enumerable: true
-            });
+    $$.api.element = $$.selectChart.node();
+  };

 
 

-            // Process any pending mutations to the path element and update the list as needed.
-            // This should be the first call of all public functions and is needed because
-            // MutationObservers are not synchronous so we can have pending asynchronous mutations.
-            window.SVGPathSegList.prototype._checkPathSynchronizedToList = function () {
-                this._updateListFromPathMutations(this._pathElementMutationObserver.takeRecords());
-            };
-
-            window.SVGPathSegList.prototype._updateListFromPathMutations = function (mutationRecords) {
-                if (!this._pathElement) return;
-                var hasPathMutations = false;
-                mutationRecords.forEach(function (record) {
-                    if (record.attributeName == "d") hasPathMutations = true;
-                });
-                if (hasPathMutations) this._list = this._parsePath(this._pathElement.getAttribute("d"));
-            };
-
-            // Serialize the list and update the path's 'd' attribute.
-            window.SVGPathSegList.prototype._writeListToPath = function () {
-                this._pathElementMutationObserver.disconnect();
-                this._pathElement.setAttribute("d", window.SVGPathSegList._pathSegArrayAsString(this._list));
-                this._pathElementMutationObserver.observe(this._pathElement, this._mutationObserverConfig);
-            };
-
-            // When a path segment changes the list needs to be synchronized back to the path element.
-            window.SVGPathSegList.prototype.segmentChanged = function (pathSeg) {
-                this._writeListToPath();
-            };
-
-            window.SVGPathSegList.prototype.clear = function () {
-                this._checkPathSynchronizedToList();
-
-                this._list.forEach(function (pathSeg) {
-                    pathSeg._owningPathSegList = null;
-                });
-                this._list = [];
-                this._writeListToPath();
-            };
-
-            window.SVGPathSegList.prototype.initialize = function (newItem) {
-                this._checkPathSynchronizedToList();
-
-                this._list = [newItem];
-                newItem._owningPathSegList = this;
-                this._writeListToPath();
-                return newItem;
-            };
-
-            window.SVGPathSegList.prototype._checkValidIndex = function (index) {
-                if (isNaN(index) || index < 0 || index >= this.numberOfItems) throw "INDEX_SIZE_ERR";
-            };
-
-            window.SVGPathSegList.prototype.getItem = function (index) {
-                this._checkPathSynchronizedToList();
-
-                this._checkValidIndex(index);
-                return this._list[index];
-            };
-
-            window.SVGPathSegList.prototype.insertItemBefore = function (newItem, index) {
-                this._checkPathSynchronizedToList();
-
-                // Spec: If the index is greater than or equal to numberOfItems, then the new item is appended to the end of the list.
-                if (index > this.numberOfItems) index = this.numberOfItems;
-                if (newItem._owningPathSegList) {
-                    // SVG2 spec says to make a copy.
-                    newItem = newItem.clone();
-                }
-                this._list.splice(index, 0, newItem);
-                newItem._owningPathSegList = this;
-                this._writeListToPath();
-                return newItem;
-            };
-
-            window.SVGPathSegList.prototype.replaceItem = function (newItem, index) {
-                this._checkPathSynchronizedToList();
-
-                if (newItem._owningPathSegList) {
-                    // SVG2 spec says to make a copy.
-                    newItem = newItem.clone();
-                }
-                this._checkValidIndex(index);
-                this._list[index] = newItem;
-                newItem._owningPathSegList = this;
-                this._writeListToPath();
-                return newItem;
-            };
-
-            window.SVGPathSegList.prototype.removeItem = function (index) {
-                this._checkPathSynchronizedToList();
-
-                this._checkValidIndex(index);
-                var item = this._list[index];
-                this._list.splice(index, 1);
-                this._writeListToPath();
-                return item;
-            };
-
-            window.SVGPathSegList.prototype.appendItem = function (newItem) {
-                this._checkPathSynchronizedToList();
-
-                if (newItem._owningPathSegList) {
-                    // SVG2 spec says to make a copy.
-                    newItem = newItem.clone();
-                }
-                this._list.push(newItem);
-                newItem._owningPathSegList = this;
-                // TODO: Optimize this to just append to the existing attribute.
-                this._writeListToPath();
-                return newItem;
-            };
-
-            window.SVGPathSegList._pathSegArrayAsString = function (pathSegArray) {
-                var string = "";
-                var first = true;
-                pathSegArray.forEach(function (pathSeg) {
-                    if (first) {
-                        first = false;
-                        string += pathSeg._asPathString();
-                    } else {
-                        string += " " + pathSeg._asPathString();
-                    }
-                });
-                return string;
-            };
-
-            // This closely follows SVGPathParser::parsePath from Source/core/svg/SVGPathParser.cpp.
-            window.SVGPathSegList.prototype._parsePath = function (string) {
-                if (!string || string.length == 0) return [];
-
-                var owningPathSegList = this;
-
-                var Builder = function Builder() {
-                    this.pathSegList = [];
-                };
-
-                Builder.prototype.appendSegment = function (pathSeg) {
-                    this.pathSegList.push(pathSeg);
-                };
-
-                var Source = function Source(string) {
-                    this._string = string;
-                    this._currentIndex = 0;
-                    this._endIndex = this._string.length;
-                    this._previousCommand = window.SVGPathSeg.PATHSEG_UNKNOWN;
-
-                    this._skipOptionalSpaces();
-                };
-
-                Source.prototype._isCurrentSpace = function () {
-                    var character = this._string[this._currentIndex];
-                    return character <= " " && (character == " " || character == "\n" || character == "\t" || character == "\r" || character == "\f");
-                };
-
-                Source.prototype._skipOptionalSpaces = function () {
-                    while (this._currentIndex < this._endIndex && this._isCurrentSpace()) {
-                        this._currentIndex++;
-                    }return this._currentIndex < this._endIndex;
-                };
-
-                Source.prototype._skipOptionalSpacesOrDelimiter = function () {
-                    if (this._currentIndex < this._endIndex && !this._isCurrentSpace() && this._string.charAt(this._currentIndex) != ",") return false;
-                    if (this._skipOptionalSpaces()) {
-                        if (this._currentIndex < this._endIndex && this._string.charAt(this._currentIndex) == ",") {
-                            this._currentIndex++;
-                            this._skipOptionalSpaces();
-                        }
-                    }
-                    return this._currentIndex < this._endIndex;
-                };
-
-                Source.prototype.hasMoreData = function () {
-                    return this._currentIndex < this._endIndex;
-                };
-
-                Source.prototype.peekSegmentType = function () {
-                    var lookahead = this._string[this._currentIndex];
-                    return this._pathSegTypeFromChar(lookahead);
-                };
-
-                Source.prototype._pathSegTypeFromChar = function (lookahead) {
-                    switch (lookahead) {
-                        case "Z":
-                        case "z":
-                            return window.SVGPathSeg.PATHSEG_CLOSEPATH;
-                        case "M":
-                            return window.SVGPathSeg.PATHSEG_MOVETO_ABS;
-                        case "m":
-                            return window.SVGPathSeg.PATHSEG_MOVETO_REL;
-                        case "L":
-                            return window.SVGPathSeg.PATHSEG_LINETO_ABS;
-                        case "l":
-                            return window.SVGPathSeg.PATHSEG_LINETO_REL;
-                        case "C":
-                            return window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_ABS;
-                        case "c":
-                            return window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_REL;
-                        case "Q":
-                            return window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_ABS;
-                        case "q":
-                            return window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_REL;
-                        case "A":
-                            return window.SVGPathSeg.PATHSEG_ARC_ABS;
-                        case "a":
-                            return window.SVGPathSeg.PATHSEG_ARC_REL;
-                        case "H":
-                            return window.SVGPathSeg.PATHSEG_LINETO_HORIZONTAL_ABS;
-                        case "h":
-                            return window.SVGPathSeg.PATHSEG_LINETO_HORIZONTAL_REL;
-                        case "V":
-                            return window.SVGPathSeg.PATHSEG_LINETO_VERTICAL_ABS;
-                        case "v":
-                            return window.SVGPathSeg.PATHSEG_LINETO_VERTICAL_REL;
-                        case "S":
-                            return window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_SMOOTH_ABS;
-                        case "s":
-                            return window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_SMOOTH_REL;
-                        case "T":
-                            return window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_SMOOTH_ABS;
-                        case "t":
-                            return window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_SMOOTH_REL;
-                        default:
-                            return window.SVGPathSeg.PATHSEG_UNKNOWN;
-                    }
-                };
-
-                Source.prototype._nextCommandHelper = function (lookahead, previousCommand) {
-                    // Check for remaining coordinates in the current command.
-                    if ((lookahead == "+" || lookahead == "-" || lookahead == "." || lookahead >= "0" && lookahead <= "9") && previousCommand != window.SVGPathSeg.PATHSEG_CLOSEPATH) {
-                        if (previousCommand == window.SVGPathSeg.PATHSEG_MOVETO_ABS) return window.SVGPathSeg.PATHSEG_LINETO_ABS;
-                        if (previousCommand == window.SVGPathSeg.PATHSEG_MOVETO_REL) return window.SVGPathSeg.PATHSEG_LINETO_REL;
-                        return previousCommand;
-                    }
-                    return window.SVGPathSeg.PATHSEG_UNKNOWN;
-                };
-
-                Source.prototype.initialCommandIsMoveTo = function () {
-                    // If the path is empty it is still valid, so return true.
-                    if (!this.hasMoreData()) return true;
-                    var command = this.peekSegmentType();
-                    // Path must start with moveTo.
-                    return command == window.SVGPathSeg.PATHSEG_MOVETO_ABS || command == window.SVGPathSeg.PATHSEG_MOVETO_REL;
-                };
-
-                // Parse a number from an SVG path. This very closely follows genericParseNumber(...) from Source/core/svg/SVGParserUtilities.cpp.
-                // Spec: http://www.w3.org/TR/SVG11/single-page.html#paths-PathDataBNF
-                Source.prototype._parseNumber = function () {
-                    var exponent = 0;
-                    var integer = 0;
-                    var frac = 1;
-                    var decimal = 0;
-                    var sign = 1;
-                    var expsign = 1;
-
-                    var startIndex = this._currentIndex;
-
-                    this._skipOptionalSpaces();
-
-                    // Read the sign.
-                    if (this._currentIndex < this._endIndex && this._string.charAt(this._currentIndex) == "+") this._currentIndex++;else if (this._currentIndex < this._endIndex && this._string.charAt(this._currentIndex) == "-") {
-                        this._currentIndex++;
-                        sign = -1;
-                    }
-
-                    if (this._currentIndex == this._endIndex || (this._string.charAt(this._currentIndex) < "0" || this._string.charAt(this._currentIndex) > "9") && this._string.charAt(this._currentIndex) != ".")
-                        // The first character of a number must be one of [0-9+-.].
-                        return undefined;
-
-                    // Read the integer part, build right-to-left.
-                    var startIntPartIndex = this._currentIndex;
-                    while (this._currentIndex < this._endIndex && this._string.charAt(this._currentIndex) >= "0" && this._string.charAt(this._currentIndex) <= "9") {
-                        this._currentIndex++;
-                    } // Advance to first non-digit.
-
-                    if (this._currentIndex != startIntPartIndex) {
-                        var scanIntPartIndex = this._currentIndex - 1;
-                        var multiplier = 1;
-                        while (scanIntPartIndex >= startIntPartIndex) {
-                            integer += multiplier * (this._string.charAt(scanIntPartIndex--) - "0");
-                            multiplier *= 10;
-                        }
-                    }
-
-                    // Read the decimals.
-                    if (this._currentIndex < this._endIndex && this._string.charAt(this._currentIndex) == ".") {
-                        this._currentIndex++;
-
-                        // There must be a least one digit following the .
-                        if (this._currentIndex >= this._endIndex || this._string.charAt(this._currentIndex) < "0" || this._string.charAt(this._currentIndex) > "9") return undefined;
-                        while (this._currentIndex < this._endIndex && this._string.charAt(this._currentIndex) >= "0" && this._string.charAt(this._currentIndex) <= "9") {
-                            frac *= 10;
-                            decimal += (this._string.charAt(this._currentIndex) - "0") / frac;
-                            this._currentIndex += 1;
-                        }
-                    }
-
-                    // Read the exponent part.
-                    if (this._currentIndex != startIndex && this._currentIndex + 1 < this._endIndex && (this._string.charAt(this._currentIndex) == "e" || this._string.charAt(this._currentIndex) == "E") && this._string.charAt(this._currentIndex + 1) != "x" && this._string.charAt(this._currentIndex + 1) != "m") {
-                        this._currentIndex++;
-
-                        // Read the sign of the exponent.
-                        if (this._string.charAt(this._currentIndex) == "+") {
-                            this._currentIndex++;
-                        } else if (this._string.charAt(this._currentIndex) == "-") {
-                            this._currentIndex++;
-                            expsign = -1;
-                        }
-
-                        // There must be an exponent.
-                        if (this._currentIndex >= this._endIndex || this._string.charAt(this._currentIndex) < "0" || this._string.charAt(this._currentIndex) > "9") return undefined;
-
-                        while (this._currentIndex < this._endIndex && this._string.charAt(this._currentIndex) >= "0" && this._string.charAt(this._currentIndex) <= "9") {
-                            exponent *= 10;
-                            exponent += this._string.charAt(this._currentIndex) - "0";
-                            this._currentIndex++;
-                        }
-                    }
-
-                    var number = integer + decimal;
-                    number *= sign;
-
-                    if (exponent) number *= Math.pow(10, expsign * exponent);
-
-                    if (startIndex == this._currentIndex) return undefined;
-
-                    this._skipOptionalSpacesOrDelimiter();
-
-                    return number;
-                };
-
-                Source.prototype._parseArcFlag = function () {
-                    if (this._currentIndex >= this._endIndex) return undefined;
-                    var flag = false;
-                    var flagChar = this._string.charAt(this._currentIndex++);
-                    if (flagChar == "0") flag = false;else if (flagChar == "1") flag = true;else return undefined;
-
-                    this._skipOptionalSpacesOrDelimiter();
-                    return flag;
-                };
-
-                Source.prototype.parseSegment = function () {
-                    var lookahead = this._string[this._currentIndex];
-                    var command = this._pathSegTypeFromChar(lookahead);
-                    if (command == window.SVGPathSeg.PATHSEG_UNKNOWN) {
-                        // Possibly an implicit command. Not allowed if this is the first command.
-                        if (this._previousCommand == window.SVGPathSeg.PATHSEG_UNKNOWN) return null;
-                        command = this._nextCommandHelper(lookahead, this._previousCommand);
-                        if (command == window.SVGPathSeg.PATHSEG_UNKNOWN) return null;
-                    } else {
-                        this._currentIndex++;
-                    }
-
-                    this._previousCommand = command;
-
-                    switch (command) {
-                        case window.SVGPathSeg.PATHSEG_MOVETO_REL:
-                            return new window.SVGPathSegMovetoRel(owningPathSegList, this._parseNumber(), this._parseNumber());
-                        case window.SVGPathSeg.PATHSEG_MOVETO_ABS:
-                            return new window.SVGPathSegMovetoAbs(owningPathSegList, this._parseNumber(), this._parseNumber());
-                        case window.SVGPathSeg.PATHSEG_LINETO_REL:
-                            return new window.SVGPathSegLinetoRel(owningPathSegList, this._parseNumber(), this._parseNumber());
-                        case window.SVGPathSeg.PATHSEG_LINETO_ABS:
-                            return new window.SVGPathSegLinetoAbs(owningPathSegList, this._parseNumber(), this._parseNumber());
-                        case window.SVGPathSeg.PATHSEG_LINETO_HORIZONTAL_REL:
-                            return new window.SVGPathSegLinetoHorizontalRel(owningPathSegList, this._parseNumber());
-                        case window.SVGPathSeg.PATHSEG_LINETO_HORIZONTAL_ABS:
-                            return new window.SVGPathSegLinetoHorizontalAbs(owningPathSegList, this._parseNumber());
-                        case window.SVGPathSeg.PATHSEG_LINETO_VERTICAL_REL:
-                            return new window.SVGPathSegLinetoVerticalRel(owningPathSegList, this._parseNumber());
-                        case window.SVGPathSeg.PATHSEG_LINETO_VERTICAL_ABS:
-                            return new window.SVGPathSegLinetoVerticalAbs(owningPathSegList, this._parseNumber());
-                        case window.SVGPathSeg.PATHSEG_CLOSEPATH:
-                            this._skipOptionalSpaces();
-                            return new window.SVGPathSegClosePath(owningPathSegList);
-                        case window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_REL:
-                            var points = {
-                                x1: this._parseNumber(),
-                                y1: this._parseNumber(),
-                                x2: this._parseNumber(),
-                                y2: this._parseNumber(),
-                                x: this._parseNumber(),
-                                y: this._parseNumber()
-                            };
-                            return new window.SVGPathSegCurvetoCubicRel(owningPathSegList, points.x, points.y, points.x1, points.y1, points.x2, points.y2);
-                        case window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_ABS:
-                            var points = {
-                                x1: this._parseNumber(),
-                                y1: this._parseNumber(),
-                                x2: this._parseNumber(),
-                                y2: this._parseNumber(),
-                                x: this._parseNumber(),
-                                y: this._parseNumber()
-                            };
-                            return new window.SVGPathSegCurvetoCubicAbs(owningPathSegList, points.x, points.y, points.x1, points.y1, points.x2, points.y2);
-                        case window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_SMOOTH_REL:
-                            var points = {
-                                x2: this._parseNumber(),
-                                y2: this._parseNumber(),
-                                x: this._parseNumber(),
-                                y: this._parseNumber()
-                            };
-                            return new window.SVGPathSegCurvetoCubicSmoothRel(owningPathSegList, points.x, points.y, points.x2, points.y2);
-                        case window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_SMOOTH_ABS:
-                            var points = {
-                                x2: this._parseNumber(),
-                                y2: this._parseNumber(),
-                                x: this._parseNumber(),
-                                y: this._parseNumber()
-                            };
-                            return new window.SVGPathSegCurvetoCubicSmoothAbs(owningPathSegList, points.x, points.y, points.x2, points.y2);
-                        case window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_REL:
-                            var points = {
-                                x1: this._parseNumber(),
-                                y1: this._parseNumber(),
-                                x: this._parseNumber(),
-                                y: this._parseNumber()
-                            };
-                            return new window.SVGPathSegCurvetoQuadraticRel(owningPathSegList, points.x, points.y, points.x1, points.y1);
-                        case window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_ABS:
-                            var points = {
-                                x1: this._parseNumber(),
-                                y1: this._parseNumber(),
-                                x: this._parseNumber(),
-                                y: this._parseNumber()
-                            };
-                            return new window.SVGPathSegCurvetoQuadraticAbs(owningPathSegList, points.x, points.y, points.x1, points.y1);
-                        case window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_SMOOTH_REL:
-                            return new window.SVGPathSegCurvetoQuadraticSmoothRel(owningPathSegList, this._parseNumber(), this._parseNumber());
-                        case window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_SMOOTH_ABS:
-                            return new window.SVGPathSegCurvetoQuadraticSmoothAbs(owningPathSegList, this._parseNumber(), this._parseNumber());
-                        case window.SVGPathSeg.PATHSEG_ARC_REL:
-                            var points = {
-                                x1: this._parseNumber(),
-                                y1: this._parseNumber(),
-                                arcAngle: this._parseNumber(),
-                                arcLarge: this._parseArcFlag(),
-                                arcSweep: this._parseArcFlag(),
-                                x: this._parseNumber(),
-                                y: this._parseNumber()
-                            };
-                            return new window.SVGPathSegArcRel(owningPathSegList, points.x, points.y, points.x1, points.y1, points.arcAngle, points.arcLarge, points.arcSweep);
-                        case window.SVGPathSeg.PATHSEG_ARC_ABS:
-                            var points = {
-                                x1: this._parseNumber(),
-                                y1: this._parseNumber(),
-                                arcAngle: this._parseNumber(),
-                                arcLarge: this._parseArcFlag(),
-                                arcSweep: this._parseArcFlag(),
-                                x: this._parseNumber(),
-                                y: this._parseNumber()
-                            };
-                            return new window.SVGPathSegArcAbs(owningPathSegList, points.x, points.y, points.x1, points.y1, points.arcAngle, points.arcLarge, points.arcSweep);
-                        default:
-                            throw "Unknown path seg type.";
-                    }
-                };
-
-                var builder = new Builder();
-                var source = new Source(string);
-
-                if (!source.initialCommandIsMoveTo()) return [];
-                while (source.hasMoreData()) {
-                    var pathSeg = source.parseSegment();
-                    if (!pathSeg) return [];
-                    builder.appendSegment(pathSeg);
-                }
-
-                return builder.pathSegList;
-            };
-        }
-    })();
-
-    // String.padEnd polyfill for IE11
-    //
-    // https://github.com/uxitten/polyfill/blob/master/string.polyfill.js
-    // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/padEnd
-    if (!String.prototype.padEnd) {
-        String.prototype.padEnd = function padEnd(targetLength, padString) {
-            targetLength = targetLength >> 0; //floor if number or convert non-number to 0;
-            padString = String(typeof padString !== 'undefined' ? padString : ' ');
-            if (this.length > targetLength) {
-                return String(this);
-            } else {
-                targetLength = targetLength - this.length;
-                if (targetLength > padString.length) {
-                    padString += padString.repeat(targetLength / padString.length); //append to original to ensure we are longer than needed
-                }
-                return String(this) + padString.slice(0, targetLength);
-            }
-        };
+  ChartInternal.prototype.smoothLines = function (el, type) {
+    var $$ = this;
+
+    if (type === 'grid') {
+      el.each(function () {
+        var g = $$.d3.select(this),
+            x1 = g.attr('x1'),
+            x2 = g.attr('x2'),
+            y1 = g.attr('y1'),
+            y2 = g.attr('y2');
+        g.attr({
+          'x1': Math.ceil(x1),
+          'x2': Math.ceil(x2),
+          'y1': Math.ceil(y1),
+          'y2': Math.ceil(y2)
+        });
+      });
+    }
+  };
+
+  ChartInternal.prototype.updateSizes = function () {
+    var $$ = this,
+        config = $$.config;
+    var legendHeight = $$.legend ? $$.getLegendHeight() : 0,
+        legendWidth = $$.legend ? $$.getLegendWidth() : 0,
+        legendHeightForBottom = $$.isLegendRight || $$.isLegendInset ? 0 : legendHeight,
+        hasArc = $$.hasArcType(),
+        xAxisHeight = config.axis_rotated || hasArc ? 0 : $$.getHorizontalAxisHeight('x'),
+        subchartHeight = config.subchart_show && !hasArc ? config.subchart_size_height + xAxisHeight : 0;
+    $$.currentWidth = $$.getCurrentWidth();
+    $$.currentHeight = $$.getCurrentHeight(); // for main
+
+    $$.margin = config.axis_rotated ? {
+      top: $$.getHorizontalAxisHeight('y2') + $$.getCurrentPaddingTop(),
+      right: hasArc ? 0 : $$.getCurrentPaddingRight(),
+      bottom: $$.getHorizontalAxisHeight('y') + legendHeightForBottom + $$.getCurrentPaddingBottom(),
+      left: subchartHeight + (hasArc ? 0 : $$.getCurrentPaddingLeft())
+    } : {
+      top: 4 + $$.getCurrentPaddingTop(),
+      // for top tick text
+      right: hasArc ? 0 : $$.getCurrentPaddingRight(),
+      bottom: xAxisHeight + subchartHeight + legendHeightForBottom + $$.getCurrentPaddingBottom(),
+      left: hasArc ? 0 : $$.getCurrentPaddingLeft()
+    }; // for subchart
+
+    $$.margin2 = config.axis_rotated ? {
+      top: $$.margin.top,
+      right: NaN,
+      bottom: 20 + legendHeightForBottom,
+      left: $$.rotated_padding_left
+    } : {
+      top: $$.currentHeight - subchartHeight - legendHeightForBottom,
+      right: NaN,
+      bottom: xAxisHeight + legendHeightForBottom,
+      left: $$.margin.left
+    }; // for legend
+
+    $$.margin3 = {
+      top: 0,
+      right: NaN,
+      bottom: 0,
+      left: 0
+    };
+
+    if ($$.updateSizeForLegend) {
+      $$.updateSizeForLegend(legendHeight, legendWidth);

     }
 
     }
 

-    /* jshint ignore:end */
+    $$.width = $$.currentWidth - $$.margin.left - $$.margin.right;
+    $$.height = $$.currentHeight - $$.margin.top - $$.margin.bottom;

 
 

-    Chart.prototype.axis = function () {};
-    Chart.prototype.axis.labels = function (labels) {
-        var $$ = this.internal;
-        if (arguments.length) {
-            Object.keys(labels).forEach(function (axisId) {
-                $$.axis.setLabelText(axisId, labels[axisId]);
-            });
-            $$.axis.updateLabels();
-        }
-        // TODO: return some values?
-    };
-    Chart.prototype.axis.max = function (max) {
-        var $$ = this.internal,
-            config = $$.config;
-        if (arguments.length) {
-            if ((typeof max === 'undefined' ? 'undefined' : _typeof(max)) === 'object') {
-                if (isValue(max.x)) {
-                    config.axis_x_max = max.x;
-                }
-                if (isValue(max.y)) {
-                    config.axis_y_max = max.y;
-                }
-                if (isValue(max.y2)) {
-                    config.axis_y2_max = max.y2;
-                }
-            } else {
-                config.axis_y_max = config.axis_y2_max = max;
-            }
-            $$.redraw({ withUpdateOrgXDomain: true, withUpdateXDomain: true });
-        } else {
-            return {
-                x: config.axis_x_max,
-                y: config.axis_y_max,
-                y2: config.axis_y2_max
-            };
-        }
-    };
-    Chart.prototype.axis.min = function (min) {
-        var $$ = this.internal,
-            config = $$.config;
-        if (arguments.length) {
-            if ((typeof min === 'undefined' ? 'undefined' : _typeof(min)) === 'object') {
-                if (isValue(min.x)) {
-                    config.axis_x_min = min.x;
-                }
-                if (isValue(min.y)) {
-                    config.axis_y_min = min.y;
-                }
-                if (isValue(min.y2)) {
-                    config.axis_y2_min = min.y2;
-                }
-            } else {
-                config.axis_y_min = config.axis_y2_min = min;
-            }
-            $$.redraw({ withUpdateOrgXDomain: true, withUpdateXDomain: true });
-        } else {
-            return {
-                x: config.axis_x_min,
-                y: config.axis_y_min,
-                y2: config.axis_y2_min
-            };
-        }
-    };
-    Chart.prototype.axis.range = function (range) {
-        if (arguments.length) {
-            if (isDefined(range.max)) {
-                this.axis.max(range.max);
-            }
-            if (isDefined(range.min)) {
-                this.axis.min(range.min);
-            }
-        } else {
-            return {
-                max: this.axis.max(),
-                min: this.axis.min()
-            };
-        }
-    };
-
-    Chart.prototype.category = function (i, category) {
-        var $$ = this.internal,
-            config = $$.config;
-        if (arguments.length > 1) {
-            config.axis_x_categories[i] = category;
-            $$.redraw();
-        }
-        return config.axis_x_categories[i];
-    };
-    Chart.prototype.categories = function (categories) {
-        var $$ = this.internal,
-            config = $$.config;
-        if (!arguments.length) {
-            return config.axis_x_categories;
-        }
-        config.axis_x_categories = categories;
-        $$.redraw();
-        return config.axis_x_categories;
-    };
+    if ($$.width < 0) {
+      $$.width = 0;
+    }

 
 

-    Chart.prototype.resize = function (size) {
-        var $$ = this.internal,
-            config = $$.config;
-        config.size_width = size ? size.width : null;
-        config.size_height = size ? size.height : null;
-        this.flush();
-    };
+    if ($$.height < 0) {
+      $$.height = 0;
+    }

 
 

-    Chart.prototype.flush = function () {
-        var $$ = this.internal;
-        $$.updateAndRedraw({ withLegend: true, withTransition: false, withTransitionForTransform: false });
-    };
+    $$.width2 = config.axis_rotated ? $$.margin.left - $$.rotated_padding_left - $$.rotated_padding_right : $$.width;
+    $$.height2 = config.axis_rotated ? $$.height : $$.currentHeight - $$.margin2.top - $$.margin2.bottom;

 
 

-    Chart.prototype.destroy = function () {
-        var $$ = this.internal;
+    if ($$.width2 < 0) {
+      $$.width2 = 0;
+    }

 
 

-        window.clearInterval($$.intervalForObserveInserted);
+    if ($$.height2 < 0) {
+      $$.height2 = 0;
+    } // for arc

 
 

-        if ($$.resizeTimeout !== undefined) {
-            window.clearTimeout($$.resizeTimeout);
-        }

 
 

-        if (window.detachEvent) {
-            window.detachEvent('onresize', $$.resizeIfElementDisplayed);
-        } else if (window.removeEventListener) {
-            window.removeEventListener('resize', $$.resizeIfElementDisplayed);
-        } else {
-            var wrapper = window.onresize;
-            // check if no one else removed our wrapper and remove our resizeFunction from it
-            if (wrapper && wrapper.add && wrapper.remove) {
-                wrapper.remove($$.resizeFunction);
-            }
-        }
+    $$.arcWidth = $$.width - ($$.isLegendRight ? legendWidth + 10 : 0);
+    $$.arcHeight = $$.height - ($$.isLegendRight ? 0 : 10);

 
 

-        // remove the inner resize functions
-        $$.resizeFunction.remove();
+    if ($$.hasType('gauge') && !config.gauge_fullCircle) {
+      $$.arcHeight += $$.height - $$.getGaugeLabelHeight();
+    }

 
 

-        $$.selectChart.classed('c3', false).html("");
+    if ($$.updateRadius) {
+      $$.updateRadius();
+    }

 
 

-        // MEMO: this is needed because the reference of some elements will not be released, then memory leak will happen.
-        Object.keys($$).forEach(function (key) {
-            $$[key] = null;
-        });
+    if ($$.isLegendRight && hasArc) {
+      $$.margin3.left = $$.arcWidth / 2 + $$.radiusExpanded * 1.1;
+    }
+  };

 
 

-        return null;
-    };
+  ChartInternal.prototype.updateTargets = function (targets) {
+    var $$ = this;
+    /*-- Main --*/
+    //-- Text --//

 
 

-    // TODO: fix
-    Chart.prototype.color = function (id) {
-        var $$ = this.internal;
-        return $$.color(id); // more patterns
-    };
+    $$.updateTargetsForText(targets); //-- Bar --//

 
 

-    Chart.prototype.data = function (targetIds) {
-        var targets = this.internal.data.targets;
-        return typeof targetIds === 'undefined' ? targets : targets.filter(function (t) {
-            return [].concat(targetIds).indexOf(t.id) >= 0;
-        });
-    };
-    Chart.prototype.data.shown = function (targetIds) {
-        return this.internal.filterTargetsToShow(this.data(targetIds));
-    };
-    Chart.prototype.data.values = function (targetId) {
-        var targets,
-            values = null;
-        if (targetId) {
-            targets = this.data(targetId);
-            values = targets[0] ? targets[0].values.map(function (d) {
-                return d.value;
-            }) : null;
-        }
-        return values;
-    };
-    Chart.prototype.data.names = function (names) {
-        this.internal.clearLegendItemTextBoxCache();
-        return this.internal.updateDataAttributes('names', names);
-    };
-    Chart.prototype.data.colors = function (colors) {
-        return this.internal.updateDataAttributes('colors', colors);
-    };
-    Chart.prototype.data.axes = function (axes) {
-        return this.internal.updateDataAttributes('axes', axes);
-    };
+    $$.updateTargetsForBar(targets); //-- Line --//

 
 

-    Chart.prototype.flow = function (args) {
-        var $$ = this.internal,
-            targets,
-            data,
-            notfoundIds = [],
-            orgDataCount = $$.getMaxDataCount(),
-            dataCount,
-            domain,
-            baseTarget,
-            baseValue,
-            length = 0,
-            tail = 0,
-            diff,
-            to;
-
-        if (args.json) {
-            data = $$.convertJsonToData(args.json, args.keys);
-        } else if (args.rows) {
-            data = $$.convertRowsToData(args.rows);
-        } else if (args.columns) {
-            data = $$.convertColumnsToData(args.columns);
-        } else {
-            return;
-        }
-        targets = $$.convertDataToTargets(data, true);
-
-        // Update/Add data
-        $$.data.targets.forEach(function (t) {
-            var found = false,
-                i,
-                j;
-            for (i = 0; i < targets.length; i++) {
-                if (t.id === targets[i].id) {
-                    found = true;
-
-                    if (t.values[t.values.length - 1]) {
-                        tail = t.values[t.values.length - 1].index + 1;
-                    }
-                    length = targets[i].values.length;
-
-                    for (j = 0; j < length; j++) {
-                        targets[i].values[j].index = tail + j;
-                        if (!$$.isTimeSeries()) {
-                            targets[i].values[j].x = tail + j;
-                        }
-                    }
-                    t.values = t.values.concat(targets[i].values);
-
-                    targets.splice(i, 1);
-                    break;
-                }
-            }
-            if (!found) {
-                notfoundIds.push(t.id);
-            }
-        });
+    $$.updateTargetsForLine(targets); //-- Arc --//

 
 

-        // Append null for not found targets
-        $$.data.targets.forEach(function (t) {
-            var i, j;
-            for (i = 0; i < notfoundIds.length; i++) {
-                if (t.id === notfoundIds[i]) {
-                    tail = t.values[t.values.length - 1].index + 1;
-                    for (j = 0; j < length; j++) {
-                        t.values.push({
-                            id: t.id,
-                            index: tail + j,
-                            x: $$.isTimeSeries() ? $$.getOtherTargetX(tail + j) : tail + j,
-                            value: null
-                        });
-                    }
-                }
-            }
-        });
+    if ($$.hasArcType() && $$.updateTargetsForArc) {
+      $$.updateTargetsForArc(targets);
+    }
+    /*-- Sub --*/
+
+
+    if ($$.updateTargetsForSubchart) {
+      $$.updateTargetsForSubchart(targets);
+    } // Fade-in each chart
+
+
+    $$.showTargets();
+  };
+
+  ChartInternal.prototype.showTargets = function () {
+    var $$ = this;
+    $$.svg.selectAll('.' + CLASS.target).filter(function (d) {
+      return $$.isTargetToShow(d.id);
+    }).transition().duration($$.config.transition_duration).style("opacity", 1);
+  };
+
+  ChartInternal.prototype.redraw = function (options, transitions) {
+    var $$ = this,
+        main = $$.main,
+        d3 = $$.d3,
+        config = $$.config;
+    var areaIndices = $$.getShapeIndices($$.isAreaType),
+        barIndices = $$.getShapeIndices($$.isBarType),
+        lineIndices = $$.getShapeIndices($$.isLineType);
+    var withY, withSubchart, withTransition, withTransitionForExit, withTransitionForAxis, withTransform, withUpdateXDomain, withUpdateOrgXDomain, withTrimXDomain, withLegend, withEventRect, withDimension, withUpdateXAxis;
+    var hideAxis = $$.hasArcType();
+    var drawArea, drawBar, drawLine, xForText, yForText;
+    var duration, durationForExit, durationForAxis;
+    var transitionsToWait, waitForDraw, flow, transition;
+    var targetsToShow = $$.filterTargetsToShow($$.data.targets),
+        tickValues,
+        i,
+        intervalForCulling,
+        xDomainForZoom;
+    var xv = $$.xv.bind($$),
+        cx,
+        cy;
+    options = options || {};
+    withY = getOption(options, "withY", true);
+    withSubchart = getOption(options, "withSubchart", true);
+    withTransition = getOption(options, "withTransition", true);
+    withTransform = getOption(options, "withTransform", false);
+    withUpdateXDomain = getOption(options, "withUpdateXDomain", false);
+    withUpdateOrgXDomain = getOption(options, "withUpdateOrgXDomain", false);
+    withTrimXDomain = getOption(options, "withTrimXDomain", true);
+    withUpdateXAxis = getOption(options, "withUpdateXAxis", withUpdateXDomain);
+    withLegend = getOption(options, "withLegend", false);
+    withEventRect = getOption(options, "withEventRect", true);
+    withDimension = getOption(options, "withDimension", true);
+    withTransitionForExit = getOption(options, "withTransitionForExit", withTransition);
+    withTransitionForAxis = getOption(options, "withTransitionForAxis", withTransition);
+    duration = withTransition ? config.transition_duration : 0;
+    durationForExit = withTransitionForExit ? duration : 0;
+    durationForAxis = withTransitionForAxis ? duration : 0;
+    transitions = transitions || $$.axis.generateTransitions(durationForAxis); // update legend and transform each g
+
+    if (withLegend && config.legend_show) {
+      $$.updateLegend($$.mapToIds($$.data.targets), options, transitions);
+    } else if (withDimension) {
+      // need to update dimension (e.g. axis.y.tick.values) because y tick values should change
+      // no need to update axis in it because they will be updated in redraw()
+      $$.updateDimension(true);
+    } // MEMO: needed for grids calculation
+
+
+    if ($$.isCategorized() && targetsToShow.length === 0) {
+      $$.x.domain([0, $$.axes.x.selectAll('.tick').size()]);
+    }

 
 

-        // Generate null values for new target
-        if ($$.data.targets.length) {
-            targets.forEach(function (t) {
-                var i,
-                    missing = [];
-                for (i = $$.data.targets[0].values[0].index; i < tail; i++) {
-                    missing.push({
-                        id: t.id,
-                        index: i,
-                        x: $$.isTimeSeries() ? $$.getOtherTargetX(i) : i,
-                        value: null
-                    });
-                }
-                t.values.forEach(function (v) {
-                    v.index += tail;
-                    if (!$$.isTimeSeries()) {
-                        v.x += tail;
-                    }
-                });
-                t.values = missing.concat(t.values);
-            });
-        }
-        $$.data.targets = $$.data.targets.concat(targets); // add remained
-
-        // check data count because behavior needs to change when it's only one
-        dataCount = $$.getMaxDataCount();
-        baseTarget = $$.data.targets[0];
-        baseValue = baseTarget.values[0];
-
-        // Update length to flow if needed
-        if (isDefined(args.to)) {
-            length = 0;
-            to = $$.isTimeSeries() ? $$.parseDate(args.to) : args.to;
-            baseTarget.values.forEach(function (v) {
-                if (v.x < to) {
-                    length++;
-                }
-            });
-        } else if (isDefined(args.length)) {
-            length = args.length;
-        }
+    if (targetsToShow.length) {
+      $$.updateXDomain(targetsToShow, withUpdateXDomain, withUpdateOrgXDomain, withTrimXDomain);

 
 

-        // If only one data, update the domain to flow from left edge of the chart
-        if (!orgDataCount) {
-            if ($$.isTimeSeries()) {
-                if (baseTarget.values.length > 1) {
-                    diff = baseTarget.values[baseTarget.values.length - 1].x - baseValue.x;
-                } else {
-                    diff = baseValue.x - $$.getXDomain($$.data.targets)[0];
-                }
-            } else {
-                diff = 1;
-            }
-            domain = [baseValue.x - diff, baseValue.x];
-            $$.updateXDomain(null, true, true, false, domain);
-        } else if (orgDataCount === 1) {
-            if ($$.isTimeSeries()) {
-                diff = (baseTarget.values[baseTarget.values.length - 1].x - baseValue.x) / 2;
-                domain = [new Date(+baseValue.x - diff), new Date(+baseValue.x + diff)];
-                $$.updateXDomain(null, true, true, false, domain);
-            }
-        }
+      if (!config.axis_x_tick_values) {
+        tickValues = $$.axis.updateXAxisTickValues(targetsToShow);
+      }
+    } else {
+      $$.xAxis.tickValues([]);
+      $$.subXAxis.tickValues([]);
+    }

 
 

-        // Set targets
-        $$.updateTargets($$.data.targets);
+    if (config.zoom_rescale && !options.flow) {
+      xDomainForZoom = $$.x.orgDomain();
+    }

 
 

-        // Redraw with new targets
-        $$.redraw({
-            flow: {
-                index: baseValue.index,
-                length: length,
-                duration: isValue(args.duration) ? args.duration : $$.config.transition_duration,
-                done: args.done,
-                orgDataCount: orgDataCount
-            },
-            withLegend: true,
-            withTransition: orgDataCount > 1,
-            withTrimXDomain: false,
-            withUpdateXAxis: true
-        });
-    };
+    $$.y.domain($$.getYDomain(targetsToShow, 'y', xDomainForZoom));
+    $$.y2.domain($$.getYDomain(targetsToShow, 'y2', xDomainForZoom));

 
 

-    ChartInternal.prototype.generateFlow = function (args) {
-        var $$ = this,
-            config = $$.config,
-            d3 = $$.d3;
+    if (!config.axis_y_tick_values && config.axis_y_tick_count) {
+      $$.yAxis.tickValues($$.axis.generateTickValues($$.y.domain(), config.axis_y_tick_count));
+    }

 
 

-        return function () {
-            var targets = args.targets,
-                flow = args.flow,
-                drawBar = args.drawBar,
-                drawLine = args.drawLine,
-                drawArea = args.drawArea,
-                cx = args.cx,
-                cy = args.cy,
-                xv = args.xv,
-                xForText = args.xForText,
-                yForText = args.yForText,
-                duration = args.duration;
-
-            var translateX,
-                scaleX = 1,
-                transform,
-                flowIndex = flow.index,
-                flowLength = flow.length,
-                flowStart = $$.getValueOnIndex($$.data.targets[0].values, flowIndex),
-                flowEnd = $$.getValueOnIndex($$.data.targets[0].values, flowIndex + flowLength),
-                orgDomain = $$.x.domain(),
-                domain,
-                durationForFlow = flow.duration || duration,
-                done = flow.done || function () {},
-                wait = $$.generateWait();
-
-            var xgrid, xgridLines, mainRegion, mainText, mainBar, mainLine, mainArea, mainCircle;
-
-            // set flag
-            $$.flowing = true;
-
-            // remove head data after rendered
-            $$.data.targets.forEach(function (d) {
-                d.values.splice(0, flowLength);
-            });
+    if (!config.axis_y2_tick_values && config.axis_y2_tick_count) {
+      $$.y2Axis.tickValues($$.axis.generateTickValues($$.y2.domain(), config.axis_y2_tick_count));
+    } // axes

 
 

-            // update x domain to generate axis elements for flow
-            domain = $$.updateXDomain(targets, true, true);
-            // update elements related to x scale
-            if ($$.updateXGrid) {
-                $$.updateXGrid(true);
-            }

 
 

-            xgrid = $$.xgrid || d3.selectAll([]); // xgrid needs to be obtained after updateXGrid
-            xgridLines = $$.xgridLines || d3.selectAll([]);
-            mainRegion = $$.mainRegion || d3.selectAll([]);
-            mainText = $$.mainText || d3.selectAll([]);
-            mainBar = $$.mainBar || d3.selectAll([]);
-            mainLine = $$.mainLine || d3.selectAll([]);
-            mainArea = $$.mainArea || d3.selectAll([]);
-            mainCircle = $$.mainCircle || d3.selectAll([]);
-
-            // generate transform to flow
-            if (!flow.orgDataCount) {
-                // if empty
-                if ($$.data.targets[0].values.length !== 1) {
-                    translateX = $$.x(orgDomain[0]) - $$.x(domain[0]);
-                } else {
-                    if ($$.isTimeSeries()) {
-                        flowStart = $$.getValueOnIndex($$.data.targets[0].values, 0);
-                        flowEnd = $$.getValueOnIndex($$.data.targets[0].values, $$.data.targets[0].values.length - 1);
-                        translateX = $$.x(flowStart.x) - $$.x(flowEnd.x);
-                    } else {
-                        translateX = diffDomain(domain) / 2;
-                    }
-                }
-            } else if (flow.orgDataCount === 1 || (flowStart && flowStart.x) === (flowEnd && flowEnd.x)) {
-                translateX = $$.x(orgDomain[0]) - $$.x(domain[0]);
-            } else {
-                if ($$.isTimeSeries()) {
-                    translateX = $$.x(orgDomain[0]) - $$.x(domain[0]);
-                } else {
-                    translateX = $$.x(flowStart.x) - $$.x(flowEnd.x);
-                }
-            }
-            scaleX = diffDomain(orgDomain) / diffDomain(domain);
-            transform = 'translate(' + translateX + ',0) scale(' + scaleX + ',1)';
-
-            $$.hideXGridFocus();
-
-            var flowTransition = d3.transition().ease(d3.easeLinear).duration(durationForFlow);
-            wait.add($$.xAxis($$.axes.x, flowTransition));
-            wait.add(mainBar.transition(flowTransition).attr('transform', transform));
-            wait.add(mainLine.transition(flowTransition).attr('transform', transform));
-            wait.add(mainArea.transition(flowTransition).attr('transform', transform));
-            wait.add(mainCircle.transition(flowTransition).attr('transform', transform));
-            wait.add(mainText.transition(flowTransition).attr('transform', transform));
-            wait.add(mainRegion.filter($$.isRegionOnX).transition(flowTransition).attr('transform', transform));
-            wait.add(xgrid.transition(flowTransition).attr('transform', transform));
-            wait.add(xgridLines.transition(flowTransition).attr('transform', transform));
-            wait(function () {
-                var i,
-                    shapes = [],
-                    texts = [];
-
-                // remove flowed elements
-                if (flowLength) {
-                    for (i = 0; i < flowLength; i++) {
-                        shapes.push('.' + CLASS.shape + '-' + (flowIndex + i));
-                        texts.push('.' + CLASS.text + '-' + (flowIndex + i));
-                    }
-                    $$.svg.selectAll('.' + CLASS.shapes).selectAll(shapes).remove();
-                    $$.svg.selectAll('.' + CLASS.texts).selectAll(texts).remove();
-                    $$.svg.select('.' + CLASS.xgrid).remove();
-                }
-
-                // draw again for removing flowed elements and reverting attr
-                xgrid.attr('transform', null).attr('x1', $$.xgridAttr.x1).attr('x2', $$.xgridAttr.x2).attr('y1', $$.xgridAttr.y1).attr('y2', $$.xgridAttr.y2).style("opacity", $$.xgridAttr.opacity);
-                xgridLines.attr('transform', null);
-                xgridLines.select('line').attr("x1", config.axis_rotated ? 0 : xv).attr("x2", config.axis_rotated ? $$.width : xv);
-                xgridLines.select('text').attr("x", config.axis_rotated ? $$.width : 0).attr("y", xv);
-                mainBar.attr('transform', null).attr("d", drawBar);
-                mainLine.attr('transform', null).attr("d", drawLine);
-                mainArea.attr('transform', null).attr("d", drawArea);
-                mainCircle.attr('transform', null).attr("cx", cx).attr("cy", cy);
-                mainText.attr('transform', null).attr('x', xForText).attr('y', yForText).style('fill-opacity', $$.opacityForText.bind($$));
-                mainRegion.attr('transform', null);
-                mainRegion.filter($$.isRegionOnX).attr("x", $$.regionX.bind($$)).attr("width", $$.regionWidth.bind($$));
-
-                // callback for end of flow
-                done();
-
-                $$.flowing = false;
-            });
-        };
-    };
+    $$.axis.redraw(durationForAxis, hideAxis); // Update axis label

 
 

-    Chart.prototype.focus = function (targetIds) {
-        var $$ = this.internal,
-            candidates;
+    $$.axis.updateLabels(withTransition); // show/hide if manual culling needed

 
 

-        targetIds = $$.mapToTargetIds(targetIds);
-        candidates = $$.svg.selectAll($$.selectorTargets(targetIds.filter($$.isTargetToShow, $$))), this.revert();
-        this.defocus();
-        candidates.classed(CLASS.focused, true).classed(CLASS.defocused, false);
-        if ($$.hasArcType()) {
-            $$.expandArc(targetIds);
+    if ((withUpdateXDomain || withUpdateXAxis) && targetsToShow.length) {
+      if (config.axis_x_tick_culling && tickValues) {
+        for (i = 1; i < tickValues.length; i++) {
+          if (tickValues.length / i < config.axis_x_tick_culling_max) {
+            intervalForCulling = i;
+            break;
+          }

         }
         }

-        $$.toggleFocusLegend(targetIds, true);

 
 

-        $$.focusedTargetIds = targetIds;
-        $$.defocusedTargetIds = $$.defocusedTargetIds.filter(function (id) {
-            return targetIds.indexOf(id) < 0;
+        $$.svg.selectAll('.' + CLASS.axisX + ' .tick text').each(function (e) {
+          var index = tickValues.indexOf(e);
+
+          if (index >= 0) {
+            d3.select(this).style('display', index % intervalForCulling ? 'none' : 'block');
+          }

         });
         });

-    };
+      } else {
+        $$.svg.selectAll('.' + CLASS.axisX + ' .tick text').style('display', 'block');
+      }
+    } // setup drawer - MEMO: these must be called after axis updated

 
 

-    Chart.prototype.defocus = function (targetIds) {
-        var $$ = this.internal,
-            candidates;

 
 

-        targetIds = $$.mapToTargetIds(targetIds);
-        candidates = $$.svg.selectAll($$.selectorTargets(targetIds.filter($$.isTargetToShow, $$))), candidates.classed(CLASS.focused, false).classed(CLASS.defocused, true);
-        if ($$.hasArcType()) {
-            $$.unexpandArc(targetIds);
-        }
-        $$.toggleFocusLegend(targetIds, false);
+    drawArea = $$.generateDrawArea ? $$.generateDrawArea(areaIndices, false) : undefined;
+    drawBar = $$.generateDrawBar ? $$.generateDrawBar(barIndices) : undefined;
+    drawLine = $$.generateDrawLine ? $$.generateDrawLine(lineIndices, false) : undefined;
+    xForText = $$.generateXYForText(areaIndices, barIndices, lineIndices, true);
+    yForText = $$.generateXYForText(areaIndices, barIndices, lineIndices, false); // update circleY based on updated parameters

 
 

-        $$.focusedTargetIds = $$.focusedTargetIds.filter(function (id) {
-            return targetIds.indexOf(id) < 0;
-        });
-        $$.defocusedTargetIds = targetIds;
-    };
+    $$.updateCircleY(); // generate circle x/y functions depending on updated params

 
 

-    Chart.prototype.revert = function (targetIds) {
-        var $$ = this.internal,
-            candidates;
+    cx = ($$.config.axis_rotated ? $$.circleY : $$.circleX).bind($$);
+    cy = ($$.config.axis_rotated ? $$.circleX : $$.circleY).bind($$); // Update sub domain

 
 

-        targetIds = $$.mapToTargetIds(targetIds);
-        candidates = $$.svg.selectAll($$.selectorTargets(targetIds)); // should be for all targets
+    if (withY) {
+      $$.subY.domain($$.getYDomain(targetsToShow, 'y'));
+      $$.subY2.domain($$.getYDomain(targetsToShow, 'y2'));
+    } // xgrid focus

 
 

-        candidates.classed(CLASS.focused, false).classed(CLASS.defocused, false);
-        if ($$.hasArcType()) {
-            $$.unexpandArc(targetIds);
-        }
-        if ($$.config.legend_show) {
-            $$.showLegend(targetIds.filter($$.isLegendToShow.bind($$)));
-            $$.legend.selectAll($$.selectorLegends(targetIds)).filter(function () {
-                return $$.d3.select(this).classed(CLASS.legendItemFocused);
-            }).classed(CLASS.legendItemFocused, false);
-        }

 
 

-        $$.focusedTargetIds = [];
-        $$.defocusedTargetIds = [];
-    };
+    $$.updateXgridFocus(); // Data empty label positioning and text.

 
 

-    Chart.prototype.xgrids = function (grids) {
-        var $$ = this.internal,
-            config = $$.config;
-        if (!grids) {
-            return config.grid_x_lines;
-        }
-        config.grid_x_lines = grids;
-        $$.redrawWithoutRescale();
-        return config.grid_x_lines;
-    };
-    Chart.prototype.xgrids.add = function (grids) {
-        var $$ = this.internal;
-        return this.xgrids($$.config.grid_x_lines.concat(grids ? grids : []));
-    };
-    Chart.prototype.xgrids.remove = function (params) {
-        // TODO: multiple
-        var $$ = this.internal;
-        $$.removeGridLines(params, true);
-    };
+    main.select("text." + CLASS.text + '.' + CLASS.empty).attr("x", $$.width / 2).attr("y", $$.height / 2).text(config.data_empty_label_text).transition().style('opacity', targetsToShow.length ? 0 : 1); // event rect

 
 

-    Chart.prototype.ygrids = function (grids) {
-        var $$ = this.internal,
-            config = $$.config;
-        if (!grids) {
-            return config.grid_y_lines;
-        }
-        config.grid_y_lines = grids;
-        $$.redrawWithoutRescale();
-        return config.grid_y_lines;
-    };
-    Chart.prototype.ygrids.add = function (grids) {
-        var $$ = this.internal;
-        return this.ygrids($$.config.grid_y_lines.concat(grids ? grids : []));
-    };
-    Chart.prototype.ygrids.remove = function (params) {
-        // TODO: multiple
-        var $$ = this.internal;
-        $$.removeGridLines(params, false);
-    };
+    if (withEventRect) {
+      $$.redrawEventRect();
+    } // grid

 
 

-    Chart.prototype.groups = function (groups) {
-        var $$ = this.internal,
-            config = $$.config;
-        if (isUndefined(groups)) {
-            return config.data_groups;
-        }
-        config.data_groups = groups;
-        $$.redraw();
-        return config.data_groups;
-    };

 
 

-    Chart.prototype.legend = function () {};
-    Chart.prototype.legend.show = function (targetIds) {
-        var $$ = this.internal;
-        $$.showLegend($$.mapToTargetIds(targetIds));
-        $$.updateAndRedraw({ withLegend: true });
-    };
-    Chart.prototype.legend.hide = function (targetIds) {
-        var $$ = this.internal;
-        $$.hideLegend($$.mapToTargetIds(targetIds));
-        $$.updateAndRedraw({ withLegend: false });
-    };
+    $$.updateGrid(duration); // rect for regions

 
 

-    Chart.prototype.load = function (args) {
-        var $$ = this.internal,
-            config = $$.config;
-        // update xs if specified
-        if (args.xs) {
-            $$.addXs(args.xs);
-        }
-        // update names if exists
-        if ('names' in args) {
-            Chart.prototype.data.names.bind(this)(args.names);
-        }
-        // update classes if exists
-        if ('classes' in args) {
-            Object.keys(args.classes).forEach(function (id) {
-                config.data_classes[id] = args.classes[id];
-            });
-        }
-        // update categories if exists
-        if ('categories' in args && $$.isCategorized()) {
-            config.axis_x_categories = args.categories;
-        }
-        // update axes if exists
-        if ('axes' in args) {
-            Object.keys(args.axes).forEach(function (id) {
-                config.data_axes[id] = args.axes[id];
-            });
-        }
-        // update colors if exists
-        if ('colors' in args) {
-            Object.keys(args.colors).forEach(function (id) {
-                config.data_colors[id] = args.colors[id];
-            });
-        }
-        // use cache if exists
-        if ('cacheIds' in args && $$.hasCaches(args.cacheIds)) {
-            $$.load($$.getCaches(args.cacheIds), args.done);
-            return;
-        }
-        // unload if needed
-        if ('unload' in args) {
-            // TODO: do not unload if target will load (included in url/rows/columns)
-            $$.unload($$.mapToTargetIds(typeof args.unload === 'boolean' && args.unload ? null : args.unload), function () {
-                $$.loadFromArgs(args);
-            });
-        } else {
-            $$.loadFromArgs(args);
-        }
-    };
+    $$.updateRegion(duration); // bars

 
 

-    Chart.prototype.unload = function (args) {
-        var $$ = this.internal;
-        args = args || {};
-        if (args instanceof Array) {
-            args = { ids: args };
-        } else if (typeof args === 'string') {
-            args = { ids: [args] };
-        }
-        $$.unload($$.mapToTargetIds(args.ids), function () {
-            $$.redraw({ withUpdateOrgXDomain: true, withUpdateXDomain: true, withLegend: true });
-            if (args.done) {
-                args.done();
-            }
-        });
-    };
+    $$.updateBar(durationForExit); // lines, areas and cricles

 
 

-    Chart.prototype.regions = function (regions) {
-        var $$ = this.internal,
-            config = $$.config;
-        if (!regions) {
-            return config.regions;
-        }
-        config.regions = regions;
-        $$.redrawWithoutRescale();
-        return config.regions;
-    };
-    Chart.prototype.regions.add = function (regions) {
-        var $$ = this.internal,
-            config = $$.config;
-        if (!regions) {
-            return config.regions;
-        }
-        config.regions = config.regions.concat(regions);
-        $$.redrawWithoutRescale();
-        return config.regions;
-    };
-    Chart.prototype.regions.remove = function (options) {
-        var $$ = this.internal,
-            config = $$.config,
-            duration,
-            classes,
-            regions;
-
-        options = options || {};
-        duration = $$.getOption(options, "duration", config.transition_duration);
-        classes = $$.getOption(options, "classes", [CLASS.region]);
-
-        regions = $$.main.select('.' + CLASS.regions).selectAll(classes.map(function (c) {
-            return '.' + c;
-        }));
-        (duration ? regions.transition().duration(duration) : regions).style('opacity', 0).remove();
-
-        config.regions = config.regions.filter(function (region) {
-            var found = false;
-            if (!region['class']) {
-                return true;
-            }
-            region['class'].split(' ').forEach(function (c) {
-                if (classes.indexOf(c) >= 0) {
-                    found = true;
-                }
-            });
-            return !found;
-        });
+    $$.updateLine(durationForExit);
+    $$.updateArea(durationForExit);
+    $$.updateCircle(cx, cy); // text

 
 

-        return config.regions;
-    };
+    if ($$.hasDataLabel()) {
+      $$.updateText(xForText, yForText, durationForExit);
+    } // title

 
 

-    Chart.prototype.selected = function (targetId) {
-        var $$ = this.internal,
-            d3 = $$.d3;
-        return d3.merge($$.main.selectAll('.' + CLASS.shapes + $$.getTargetSelectorSuffix(targetId)).selectAll('.' + CLASS.shape).filter(function () {
-            return d3.select(this).classed(CLASS.SELECTED);
-        }).map(function (d) {
-            return d.map(function (d) {
-                var data = d.__data__;return data.data ? data.data : data;
-            });
-        }));
-    };
-    Chart.prototype.select = function (ids, indices, resetOther) {
-        var $$ = this.internal,
-            d3 = $$.d3,
-            config = $$.config;
-        if (!config.data_selection_enabled) {
-            return;
-        }
-        $$.main.selectAll('.' + CLASS.shapes).selectAll('.' + CLASS.shape).each(function (d, i) {
-            var shape = d3.select(this),
-                id = d.data ? d.data.id : d.id,
-                toggle = $$.getToggle(this, d).bind($$),
-                isTargetId = config.data_selection_grouped || !ids || ids.indexOf(id) >= 0,
-                isTargetIndex = !indices || indices.indexOf(i) >= 0,
-                isSelected = shape.classed(CLASS.SELECTED);
-            // line/area selection not supported yet
-            if (shape.classed(CLASS.line) || shape.classed(CLASS.area)) {
-                return;
-            }
-            if (isTargetId && isTargetIndex) {
-                if (config.data_selection_isselectable(d) && !isSelected) {
-                    toggle(true, shape.classed(CLASS.SELECTED, true), d, i);
-                }
-            } else if (isDefined(resetOther) && resetOther) {
-                if (isSelected) {
-                    toggle(false, shape.classed(CLASS.SELECTED, false), d, i);
-                }
-            }
-        });
-    };
-    Chart.prototype.unselect = function (ids, indices) {
-        var $$ = this.internal,
-            d3 = $$.d3,
-            config = $$.config;
-        if (!config.data_selection_enabled) {
-            return;
-        }
-        $$.main.selectAll('.' + CLASS.shapes).selectAll('.' + CLASS.shape).each(function (d, i) {
-            var shape = d3.select(this),
-                id = d.data ? d.data.id : d.id,
-                toggle = $$.getToggle(this, d).bind($$),
-                isTargetId = config.data_selection_grouped || !ids || ids.indexOf(id) >= 0,
-                isTargetIndex = !indices || indices.indexOf(i) >= 0,
-                isSelected = shape.classed(CLASS.SELECTED);
-            // line/area selection not supported yet
-            if (shape.classed(CLASS.line) || shape.classed(CLASS.area)) {
-                return;
-            }
-            if (isTargetId && isTargetIndex) {
-                if (config.data_selection_isselectable(d)) {
-                    if (isSelected) {
-                        toggle(false, shape.classed(CLASS.SELECTED, false), d, i);
-                    }
-                }
-            }
-        });
-    };

 
 

-    Chart.prototype.show = function (targetIds, options) {
-        var $$ = this.internal,
-            targets;
+    if ($$.redrawTitle) {
+      $$.redrawTitle();
+    } // arc

 
 

-        targetIds = $$.mapToTargetIds(targetIds);
-        options = options || {};

 
 

-        $$.removeHiddenTargetIds(targetIds);
-        targets = $$.svg.selectAll($$.selectorTargets(targetIds));
+    if ($$.redrawArc) {
+      $$.redrawArc(duration, durationForExit, withTransform);
+    } // subchart

 
 

-        targets.transition().style('display', 'initial', 'important').style('opacity', 1, 'important').call($$.endall, function () {
-            targets.style('opacity', null).style('opacity', 1);
-        });

 
 

-        if (options.withLegend) {
-            $$.showLegend(targetIds);
-        }
+    if ($$.redrawSubchart) {
+      $$.redrawSubchart(withSubchart, transitions, duration, durationForExit, areaIndices, barIndices, lineIndices);
+    } // circles for select

 
 

-        $$.redraw({ withUpdateOrgXDomain: true, withUpdateXDomain: true, withLegend: true });
-    };

 
 

-    Chart.prototype.hide = function (targetIds, options) {
-        var $$ = this.internal,
-            targets;
+    main.selectAll('.' + CLASS.selectedCircles).filter($$.isBarType.bind($$)).selectAll('circle').remove();

 
 

-        targetIds = $$.mapToTargetIds(targetIds);
-        options = options || {};
+    if (options.flow) {
+      flow = $$.generateFlow({
+        targets: targetsToShow,
+        flow: options.flow,
+        duration: options.flow.duration,
+        drawBar: drawBar,
+        drawLine: drawLine,
+        drawArea: drawArea,
+        cx: cx,
+        cy: cy,
+        xv: xv,
+        xForText: xForText,
+        yForText: yForText
+      });
+    }

 
 

-        $$.addHiddenTargetIds(targetIds);
-        targets = $$.svg.selectAll($$.selectorTargets(targetIds));
+    if ($$.isTabVisible()) {
+      // Only use transition if tab visible. See #938.
+      if (duration) {
+        // transition should be derived from one transition
+        transition = d3.transition().duration(duration);
+        transitionsToWait = [];
+        [$$.redrawBar(drawBar, true, transition), $$.redrawLine(drawLine, true, transition), $$.redrawArea(drawArea, true, transition), $$.redrawCircle(cx, cy, true, transition), $$.redrawText(xForText, yForText, options.flow, true, transition), $$.redrawRegion(true, transition), $$.redrawGrid(true, transition)].forEach(function (transitions) {
+          transitions.forEach(function (transition) {
+            transitionsToWait.push(transition);
+          });
+        }); // Wait for end of transitions to call flow and onrendered callback

 
 

-        targets.transition().style('opacity', 0, 'important').call($$.endall, function () {
-            targets.style('opacity', null).style('opacity', 0);
-            targets.style('display', 'none');
+        waitForDraw = $$.generateWait();
+        transitionsToWait.forEach(function (t) {
+          waitForDraw.add(t);

         });
         });

+        waitForDraw(function () {
+          if (flow) {
+            flow();
+          }
+
+          if (config.onrendered) {
+            config.onrendered.call($$);
+          }
+        });
+      } else {
+        $$.redrawBar(drawBar);
+        $$.redrawLine(drawLine);
+        $$.redrawArea(drawArea);
+        $$.redrawCircle(cx, cy);
+        $$.redrawText(xForText, yForText, options.flow);
+        $$.redrawRegion();
+        $$.redrawGrid();

 
 

-        if (options.withLegend) {
-            $$.hideLegend(targetIds);
+        if (flow) {
+          flow();

         }
 
         }
 

-        $$.redraw({ withUpdateOrgXDomain: true, withUpdateXDomain: true, withLegend: true });
-    };
+        if (config.onrendered) {
+          config.onrendered.call($$);
+        }
+      }
+    } // update fadein condition
+
+
+    $$.mapToIds($$.data.targets).forEach(function (id) {
+      $$.withoutFadeIn[id] = true;
+    });
+  };
+
+  ChartInternal.prototype.updateAndRedraw = function (options) {
+    var $$ = this,
+        config = $$.config,
+        transitions;
+    options = options || {}; // same with redraw
+
+    options.withTransition = getOption(options, "withTransition", true);
+    options.withTransform = getOption(options, "withTransform", false);
+    options.withLegend = getOption(options, "withLegend", false); // NOT same with redraw
+
+    options.withUpdateXDomain = getOption(options, "withUpdateXDomain", true);
+    options.withUpdateOrgXDomain = getOption(options, "withUpdateOrgXDomain", true);
+    options.withTransitionForExit = false;
+    options.withTransitionForTransform = getOption(options, "withTransitionForTransform", options.withTransition); // MEMO: this needs to be called before updateLegend and it means this ALWAYS needs to be called)
+
+    $$.updateSizes(); // MEMO: called in updateLegend in redraw if withLegend
+
+    if (!(options.withLegend && config.legend_show)) {
+      transitions = $$.axis.generateTransitions(options.withTransitionForAxis ? config.transition_duration : 0); // Update scales
+
+      $$.updateScales();
+      $$.updateSvgSize(); // Update g positions
+
+      $$.transformAll(options.withTransitionForTransform, transitions);
+    } // Draw with new sizes & scales
+
+
+    $$.redraw(options, transitions);
+  };
+
+  ChartInternal.prototype.redrawWithoutRescale = function () {
+    this.redraw({
+      withY: false,
+      withSubchart: false,
+      withEventRect: false,
+      withTransitionForAxis: false
+    });
+  };
+
+  ChartInternal.prototype.isTimeSeries = function () {
+    return this.config.axis_x_type === 'timeseries';
+  };
+
+  ChartInternal.prototype.isCategorized = function () {
+    return this.config.axis_x_type.indexOf('categor') >= 0;
+  };
+
+  ChartInternal.prototype.isCustomX = function () {
+    var $$ = this,
+        config = $$.config;
+    return !$$.isTimeSeries() && (config.data_x || notEmpty(config.data_xs));
+  };
+
+  ChartInternal.prototype.isTimeSeriesY = function () {
+    return this.config.axis_y_type === 'timeseries';
+  };
+
+  ChartInternal.prototype.getTranslate = function (target) {
+    var $$ = this,
+        config = $$.config,
+        x,
+        y;
+
+    if (target === 'main') {
+      x = asHalfPixel($$.margin.left);
+      y = asHalfPixel($$.margin.top);
+    } else if (target === 'context') {
+      x = asHalfPixel($$.margin2.left);
+      y = asHalfPixel($$.margin2.top);
+    } else if (target === 'legend') {
+      x = $$.margin3.left;
+      y = $$.margin3.top;
+    } else if (target === 'x') {
+      x = 0;
+      y = config.axis_rotated ? 0 : $$.height;
+    } else if (target === 'y') {
+      x = 0;
+      y = config.axis_rotated ? $$.height : 0;
+    } else if (target === 'y2') {
+      x = config.axis_rotated ? 0 : $$.width;
+      y = config.axis_rotated ? 1 : 0;
+    } else if (target === 'subx') {
+      x = 0;
+      y = config.axis_rotated ? 0 : $$.height2;
+    } else if (target === 'arc') {
+      x = $$.arcWidth / 2;
+      y = $$.arcHeight / 2 - ($$.hasType('gauge') ? 6 : 0); // to prevent wrong display of min and max label
+    }

 
 

-    Chart.prototype.toggle = function (targetIds, options) {
-        var that = this,
-            $$ = this.internal;
-        $$.mapToTargetIds(targetIds).forEach(function (targetId) {
-            $$.isTargetToShow(targetId) ? that.hide(targetId, options) : that.show(targetId, options);
-        });
-    };
+    return "translate(" + x + "," + y + ")";
+  };

 
 

-    Chart.prototype.tooltip = function () {};
-    Chart.prototype.tooltip.show = function (args) {
-        var $$ = this.internal,
-            targets,
-            data,
-            mouse = {};
+  ChartInternal.prototype.initialOpacity = function (d) {
+    return d.value !== null && this.withoutFadeIn[d.id] ? 1 : 0;
+  };

 
 

-        // determine mouse position on the chart
-        if (args.mouse) {
-            mouse = args.mouse;
-        } else {
-            // determine focus data
-            if (args.data) {
-                data = args.data;
-            } else if (typeof args.x !== 'undefined') {
-                if (args.id) {
-                    targets = $$.data.targets.filter(function (t) {
-                        return t.id === args.id;
-                    });
-                } else {
-                    targets = $$.data.targets;
-                }
-                data = $$.filterByX(targets, args.x).slice(0, 1)[0];
-            }
-            mouse = data ? $$.getMousePosition(data) : null;
-        }
+  ChartInternal.prototype.initialOpacityForCircle = function (d) {
+    return d.value !== null && this.withoutFadeIn[d.id] ? this.opacityForCircle(d) : 0;
+  };

 
 

-        // emulate mouse events to show
-        $$.dispatchEvent('mousemove', mouse);
+  ChartInternal.prototype.opacityForCircle = function (d) {
+    var isPointShouldBeShown = isFunction(this.config.point_show) ? this.config.point_show(d) : this.config.point_show;
+    var opacity = isPointShouldBeShown ? 1 : 0;
+    return isValue(d.value) ? this.isScatterType(d) ? 0.5 : opacity : 0;
+  };

 
 

-        $$.config.tooltip_onshow.call($$, data);
-    };
-    Chart.prototype.tooltip.hide = function () {
-        // TODO: get target data by checking the state of focus
-        this.internal.dispatchEvent('mouseout', 0);
+  ChartInternal.prototype.opacityForText = function () {
+    return this.hasDataLabel() ? 1 : 0;
+  };

 
 

-        this.internal.config.tooltip_onhide.call(this);
-    };
+  ChartInternal.prototype.xx = function (d) {
+    return d ? this.x(d.x) : null;
+  };

 
 

-    Chart.prototype.transform = function (type, targetIds) {
-        var $$ = this.internal,
-            options = ['pie', 'donut'].indexOf(type) >= 0 ? { withTransform: true } : null;
-        $$.transformTo(targetIds, type, options);
-    };
+  ChartInternal.prototype.xv = function (d) {
+    var $$ = this,
+        value = d.value;

 
 

-    ChartInternal.prototype.transformTo = function (targetIds, type, optionsForRedraw) {
-        var $$ = this,
-            withTransitionForAxis = !$$.hasArcType(),
-            options = optionsForRedraw || { withTransitionForAxis: withTransitionForAxis };
-        options.withTransitionForTransform = false;
-        $$.transiting = false;
-        $$.setTargetType(targetIds, type);
-        $$.updateTargets($$.data.targets); // this is needed when transforming to arc
-        $$.updateAndRedraw(options);
-    };
+    if ($$.isTimeSeries()) {
+      value = $$.parseDate(d.value);
+    } else if ($$.isCategorized() && typeof d.value === 'string') {
+      value = $$.config.axis_x_categories.indexOf(d.value);
+    }

 
 

-    Chart.prototype.x = function (x) {
-        var $$ = this.internal;
-        if (arguments.length) {
-            $$.updateTargetX($$.data.targets, x);
-            $$.redraw({ withUpdateOrgXDomain: true, withUpdateXDomain: true });
-        }
-        return $$.data.xs;
-    };
-    Chart.prototype.xs = function (xs) {
-        var $$ = this.internal;
-        if (arguments.length) {
-            $$.updateTargetXs($$.data.targets, xs);
-            $$.redraw({ withUpdateOrgXDomain: true, withUpdateXDomain: true });
-        }
-        return $$.data.xs;
-    };
+    return Math.ceil($$.x(value));
+  };

 
 

-    Chart.prototype.zoom = function (domain) {
-        var $$ = this.internal;
-        if (domain) {
-            if ($$.isTimeSeries()) {
-                domain = domain.map(function (x) {
-                    return $$.parseDate(x);
-                });
-            }
-            if ($$.config.subchart_show) {
-                $$.brush.selectionAsValue(domain, true);
-            } else {
-                $$.updateXDomain(null, true, false, false, domain);
-                $$.redraw({ withY: $$.config.zoom_rescale, withSubchart: false });
-            }
-            $$.config.zoom_onzoom.call(this, $$.x.orgDomain());
-            return domain;
-        } else {
-            return $$.x.domain();
-        }
-    };
-    Chart.prototype.zoom.enable = function (enabled) {
-        var $$ = this.internal;
-        $$.config.zoom_enabled = enabled;
-        $$.updateAndRedraw();
-    };
-    Chart.prototype.unzoom = function () {
-        var $$ = this.internal;
-        if ($$.config.subchart_show) {
-            $$.brush.clear();
-        } else {
-            $$.updateXDomain(null, true, false, false, $$.subX.domain());
-            $$.redraw({ withY: $$.config.zoom_rescale, withSubchart: false });
-        }
-    };
+  ChartInternal.prototype.yv = function (d) {
+    var $$ = this,
+        yScale = d.axis && d.axis === 'y2' ? $$.y2 : $$.y;
+    return Math.ceil(yScale(d.value));
+  };

 
 

-    Chart.prototype.zoom.max = function (max) {
-        var $$ = this.internal,
-            config = $$.config,
-            d3 = $$.d3;
-        if (max === 0 || max) {
-            config.zoom_x_max = d3.max([$$.orgXDomain[1], max]);
-        } else {
-            return config.zoom_x_max;
-        }
-    };
+  ChartInternal.prototype.subxx = function (d) {
+    return d ? this.subX(d.x) : null;
+  };

 
 

-    Chart.prototype.zoom.min = function (min) {
-        var $$ = this.internal,
-            config = $$.config,
-            d3 = $$.d3;
-        if (min === 0 || min) {
-            config.zoom_x_min = d3.min([$$.orgXDomain[0], min]);
-        } else {
-            return config.zoom_x_min;
-        }
-    };
+  ChartInternal.prototype.transformMain = function (withTransition, transitions) {
+    var $$ = this,
+        xAxis,
+        yAxis,
+        y2Axis;

 
 

-    Chart.prototype.zoom.range = function (range) {
-        if (arguments.length) {
-            if (isDefined(range.max)) {
-                this.domain.max(range.max);
-            }
-            if (isDefined(range.min)) {
-                this.domain.min(range.min);
-            }
-        } else {
-            return {
-                max: this.domain.max(),
-                min: this.domain.min()
-            };
-        }
-    };
+    if (transitions && transitions.axisX) {
+      xAxis = transitions.axisX;
+    } else {
+      xAxis = $$.main.select('.' + CLASS.axisX);

 
 

-    ChartInternal.prototype.initPie = function () {
-        var $$ = this,
-            d3 = $$.d3;
-        $$.pie = d3.pie().value(function (d) {
-            return d.values.reduce(function (a, b) {
-                return a + b.value;
-            }, 0);
-        });
+      if (withTransition) {
+        xAxis = xAxis.transition();
+      }
+    }

 
 

-        var orderFct = $$.getOrderFunction();
+    if (transitions && transitions.axisY) {
+      yAxis = transitions.axisY;
+    } else {
+      yAxis = $$.main.select('.' + CLASS.axisY);

 
 

-        // we need to reverse the returned order if asc or desc to have the slice in expected order.
-        if (orderFct && ($$.isOrderAsc() || $$.isOrderDesc())) {
-            var defaultSort = orderFct;
-            orderFct = function orderFct(t1, t2) {
-                return defaultSort(t1, t2) * -1;
-            };
-        }
+      if (withTransition) {
+        yAxis = yAxis.transition();
+      }
+    }

 
 

-        $$.pie.sort(orderFct || null);
-    };
+    if (transitions && transitions.axisY2) {
+      y2Axis = transitions.axisY2;
+    } else {
+      y2Axis = $$.main.select('.' + CLASS.axisY2);

 
 

-    ChartInternal.prototype.updateRadius = function () {
-        var $$ = this,
-            config = $$.config,
-            w = config.gauge_width || config.donut_width,
-            gaugeArcWidth = $$.filterTargetsToShow($$.data.targets).length * $$.config.gauge_arcs_minWidth;
-        $$.radiusExpanded = Math.min($$.arcWidth, $$.arcHeight) / 2 * ($$.hasType('gauge') ? 0.85 : 1);
-        $$.radius = $$.radiusExpanded * 0.95;
-        $$.innerRadiusRatio = w ? ($$.radius - w) / $$.radius : 0.6;
-        $$.innerRadius = $$.hasType('donut') || $$.hasType('gauge') ? $$.radius * $$.innerRadiusRatio : 0;
-        $$.gaugeArcWidth = w ? w : gaugeArcWidth <= $$.radius - $$.innerRadius ? $$.radius - $$.innerRadius : gaugeArcWidth <= $$.radius ? gaugeArcWidth : $$.radius;
-    };
+      if (withTransition) {
+        y2Axis = y2Axis.transition();
+      }
+    }

 
 

-    ChartInternal.prototype.updateArc = function () {
-        var $$ = this;
-        $$.svgArc = $$.getSvgArc();
-        $$.svgArcExpanded = $$.getSvgArcExpanded();
-        $$.svgArcExpandedSub = $$.getSvgArcExpanded(0.98);
-    };
+    (withTransition ? $$.main.transition() : $$.main).attr("transform", $$.getTranslate('main'));
+    xAxis.attr("transform", $$.getTranslate('x'));
+    yAxis.attr("transform", $$.getTranslate('y'));
+    y2Axis.attr("transform", $$.getTranslate('y2'));
+    $$.main.select('.' + CLASS.chartArcs).attr("transform", $$.getTranslate('arc'));
+  };

 
 

-    ChartInternal.prototype.updateAngle = function (d) {
-        var $$ = this,
-            config = $$.config,
-            found = false,
-            index = 0,
-            gMin,
-            gMax,
-            gTic,
-            gValue;
-
-        if (!config) {
-            return null;
-        }
+  ChartInternal.prototype.transformAll = function (withTransition, transitions) {
+    var $$ = this;
+    $$.transformMain(withTransition, transitions);

 
 

-        $$.pie($$.filterTargetsToShow($$.data.targets)).forEach(function (t) {
-            if (!found && t.data.id === d.data.id) {
-                found = true;
-                d = t;
-                d.index = index;
-            }
-            index++;
-        });
-        if (isNaN(d.startAngle)) {
-            d.startAngle = 0;
-        }
-        if (isNaN(d.endAngle)) {
-            d.endAngle = d.startAngle;
-        }
-        if ($$.isGaugeType(d.data)) {
-            gMin = config.gauge_min;
-            gMax = config.gauge_max;
-            gTic = Math.PI * (config.gauge_fullCircle ? 2 : 1) / (gMax - gMin);
-            gValue = d.value < gMin ? 0 : d.value < gMax ? d.value - gMin : gMax - gMin;
-            d.startAngle = config.gauge_startingAngle;
-            d.endAngle = d.startAngle + gTic * gValue;
-        }
-        return found ? d : null;
-    };
+    if ($$.config.subchart_show) {
+      $$.transformContext(withTransition, transitions);
+    }

 
 

-    ChartInternal.prototype.getSvgArc = function () {
-        var $$ = this,
-            hasGaugeType = $$.hasType('gauge'),
-            singleArcWidth = $$.gaugeArcWidth / $$.filterTargetsToShow($$.data.targets).length,
-            arc = $$.d3.arc().outerRadius(function (d) {
-            return hasGaugeType ? $$.radius - singleArcWidth * d.index : $$.radius;
-        }).innerRadius(function (d) {
-            return hasGaugeType ? $$.radius - singleArcWidth * (d.index + 1) : $$.innerRadius;
-        }),
-            newArc = function newArc(d, withoutUpdate) {
-            var updated;
-            if (withoutUpdate) {
-                return arc(d);
-            } // for interpolate
-            updated = $$.updateAngle(d);
-            return updated ? arc(updated) : "M 0 0";
-        };
-        // TODO: extends all function
-        newArc.centroid = arc.centroid;
-        return newArc;
-    };
+    if ($$.legend) {
+      $$.transformLegend(withTransition);
+    }
+  };
+
+  ChartInternal.prototype.updateSvgSize = function () {
+    var $$ = this,
+        brush = $$.svg.select(".c3-brush .overlay");
+    $$.svg.attr('width', $$.currentWidth).attr('height', $$.currentHeight);
+    $$.svg.selectAll(['#' + $$.clipId, '#' + $$.clipIdForGrid]).select('rect').attr('width', $$.width).attr('height', $$.height);
+    $$.svg.select('#' + $$.clipIdForXAxis).select('rect').attr('x', $$.getXAxisClipX.bind($$)).attr('y', $$.getXAxisClipY.bind($$)).attr('width', $$.getXAxisClipWidth.bind($$)).attr('height', $$.getXAxisClipHeight.bind($$));
+    $$.svg.select('#' + $$.clipIdForYAxis).select('rect').attr('x', $$.getYAxisClipX.bind($$)).attr('y', $$.getYAxisClipY.bind($$)).attr('width', $$.getYAxisClipWidth.bind($$)).attr('height', $$.getYAxisClipHeight.bind($$));
+    $$.svg.select('#' + $$.clipIdForSubchart).select('rect').attr('width', $$.width).attr('height', brush.size() ? brush.attr('height') : 0); // MEMO: parent div's height will be bigger than svg when <!DOCTYPE html>
+
+    $$.selectChart.style('max-height', $$.currentHeight + "px");
+  };
+
+  ChartInternal.prototype.updateDimension = function (withoutAxis) {
+    var $$ = this;
+
+    if (!withoutAxis) {
+      if ($$.config.axis_rotated) {
+        $$.axes.x.call($$.xAxis);
+        $$.axes.subx.call($$.subXAxis);
+      } else {
+        $$.axes.y.call($$.yAxis);
+        $$.axes.y2.call($$.y2Axis);
+      }
+    }

 
 

-    ChartInternal.prototype.getSvgArcExpanded = function (rate) {
-        rate = rate || 1;
-        var $$ = this,
-            hasGaugeType = $$.hasType('gauge'),
-            singleArcWidth = $$.gaugeArcWidth / $$.filterTargetsToShow($$.data.targets).length,
-            expandWidth = Math.min($$.radiusExpanded * rate - $$.radius, singleArcWidth * 0.8 - (1 - rate) * 100),
-            arc = $$.d3.arc().outerRadius(function (d) {
-            return hasGaugeType ? $$.radius - singleArcWidth * d.index + expandWidth : $$.radiusExpanded * rate;
-        }).innerRadius(function (d) {
-            return hasGaugeType ? $$.radius - singleArcWidth * (d.index + 1) : $$.innerRadius;
-        });
-        return function (d) {
-            var updated = $$.updateAngle(d);
-            return updated ? arc(updated) : "M 0 0";
-        };
-    };
+    $$.updateSizes();
+    $$.updateScales();
+    $$.updateSvgSize();
+    $$.transformAll(false);
+  };

 
 

-    ChartInternal.prototype.getArc = function (d, withoutUpdate, force) {
-        return force || this.isArcType(d.data) ? this.svgArc(d, withoutUpdate) : "M 0 0";
-    };
+  ChartInternal.prototype.observeInserted = function (selection) {
+    var $$ = this,
+        observer;

 
 

-    ChartInternal.prototype.transformForArcLabel = function (d) {
-        var $$ = this,
-            config = $$.config,
-            updated = $$.updateAngle(d),
-            c,
-            x,
-            y,
-            h,
-            ratio,
-            translate = "",
-            hasGauge = $$.hasType('gauge');
-        if (updated && !hasGauge) {
-            c = this.svgArc.centroid(updated);
-            x = isNaN(c[0]) ? 0 : c[0];
-            y = isNaN(c[1]) ? 0 : c[1];
-            h = Math.sqrt(x * x + y * y);
-            if ($$.hasType('donut') && config.donut_label_ratio) {
-                ratio = isFunction(config.donut_label_ratio) ? config.donut_label_ratio(d, $$.radius, h) : config.donut_label_ratio;
-            } else if ($$.hasType('pie') && config.pie_label_ratio) {
-                ratio = isFunction(config.pie_label_ratio) ? config.pie_label_ratio(d, $$.radius, h) : config.pie_label_ratio;
-            } else {
-                ratio = $$.radius && h ? (36 / $$.radius > 0.375 ? 1.175 - 36 / $$.radius : 0.8) * $$.radius / h : 0;
-            }
-            translate = "translate(" + x * ratio + ',' + y * ratio + ")";
-        } else if (updated && hasGauge && $$.filterTargetsToShow($$.data.targets).length > 1) {
-            var y1 = Math.sin(updated.endAngle - Math.PI / 2);
-            x = Math.cos(updated.endAngle - Math.PI / 2) * ($$.radiusExpanded + 25);
-            y = y1 * ($$.radiusExpanded + 15 - Math.abs(y1 * 10)) + 3;
-            translate = "translate(" + x + ',' + y + ")";
-        }
-        return translate;
-    };
+    if (typeof MutationObserver === 'undefined') {
+      window.console.error("MutationObserver not defined.");
+      return;
+    }

 
 

-    ChartInternal.prototype.getArcRatio = function (d) {
-        var $$ = this,
-            config = $$.config,
-            whole = Math.PI * ($$.hasType('gauge') && !config.gauge_fullCircle ? 1 : 2);
-        return d ? (d.endAngle - d.startAngle) / whole : null;
-    };
+    observer = new MutationObserver(function (mutations) {
+      mutations.forEach(function (mutation) {
+        if (mutation.type === 'childList' && mutation.previousSibling) {
+          observer.disconnect(); // need to wait for completion of load because size calculation requires the actual sizes determined after that completion

 
 

-    ChartInternal.prototype.convertToArcData = function (d) {
-        return this.addName({
-            id: d.data.id,
-            value: d.value,
-            ratio: this.getArcRatio(d),
-            index: d.index
-        });
-    };
+          $$.intervalForObserveInserted = window.setInterval(function () {
+            // parentNode will NOT be null when completed
+            if (selection.node().parentNode) {
+              window.clearInterval($$.intervalForObserveInserted);
+              $$.updateDimension();

 
 

-    ChartInternal.prototype.textForArcLabel = function (d) {
-        var $$ = this,
-            updated,
-            value,
-            ratio,
-            id,
-            format;
-        if (!$$.shouldShowArcLabel()) {
-            return "";
-        }
-        updated = $$.updateAngle(d);
-        value = updated ? updated.value : null;
-        ratio = $$.getArcRatio(updated);
-        id = d.data.id;
-        if (!$$.hasType('gauge') && !$$.meetsArcLabelThreshold(ratio)) {
-            return "";
+              if ($$.brush) {
+                $$.brush.update();
+              }
+
+              $$.config.oninit.call($$);
+              $$.redraw({
+                withTransform: true,
+                withUpdateXDomain: true,
+                withUpdateOrgXDomain: true,
+                withTransition: false,
+                withTransitionForTransform: false,
+                withLegend: true
+              });
+              selection.transition().style('opacity', 1);
+            }
+          }, 10);
+        }
+      });
+    });
+    observer.observe(selection.node(), {
+      attributes: true,
+      childList: true,
+      characterData: true
+    });
+  };
+  /**
+   * Binds handlers to the window resize event.
+   */
+
+
+  ChartInternal.prototype.bindResize = function () {
+    var $$ = this,
+        config = $$.config;
+    $$.resizeFunction = $$.generateResize(); // need to call .remove
+
+    $$.resizeFunction.add(function () {
+      config.onresize.call($$);
+    });
+
+    if (config.resize_auto) {
+      $$.resizeFunction.add(function () {
+        if ($$.resizeTimeout !== undefined) {
+          window.clearTimeout($$.resizeTimeout);

         }
         }

-        format = $$.getArcLabelFormat();
-        return format ? format(value, ratio, id) : $$.defaultArcValueFormat(value, ratio);
-    };

 
 

-    ChartInternal.prototype.textForGaugeMinMax = function (value, isMax) {
-        var $$ = this,
-            format = $$.getGaugeLabelExtents();
+        $$.resizeTimeout = window.setTimeout(function () {
+          delete $$.resizeTimeout;
+          $$.updateAndRedraw({
+            withUpdateXDomain: false,
+            withUpdateOrgXDomain: false,
+            withTransition: false,
+            withTransitionForTransform: false,
+            withLegend: true
+          });

 
 

-        return format ? format(value, isMax) : value;
-    };
+          if ($$.brush) {
+            $$.brush.update();
+          }
+        }, 100);
+      });
+    }

 
 

-    ChartInternal.prototype.expandArc = function (targetIds) {
-        var $$ = this,
-            interval;
-
-        // MEMO: avoid to cancel transition
-        if ($$.transiting) {
-            interval = window.setInterval(function () {
-                if (!$$.transiting) {
-                    window.clearInterval(interval);
-                    if ($$.legend.selectAll('.c3-legend-item-focused').size() > 0) {
-                        $$.expandArc(targetIds);
-                    }
-                }
-            }, 10);
-            return;
-        }
+    $$.resizeFunction.add(function () {
+      config.onresized.call($$);
+    });

 
 

-        targetIds = $$.mapToTargetIds(targetIds);
+    $$.resizeIfElementDisplayed = function () {
+      // if element not displayed skip it
+      if ($$.api == null || !$$.api.element.offsetParent) {
+        return;
+      }

 
 

-        $$.svg.selectAll($$.selectorTargets(targetIds, '.' + CLASS.chartArc)).each(function (d) {
-            if (!$$.shouldExpand(d.data.id)) {
-                return;
-            }
-            $$.d3.select(this).selectAll('path').transition().duration($$.expandDuration(d.data.id)).attr("d", $$.svgArcExpanded).transition().duration($$.expandDuration(d.data.id) * 2).attr("d", $$.svgArcExpandedSub).each(function (d) {
-                if ($$.isDonutType(d.data)) ;
-            });
-        });
+      $$.resizeFunction();

     };
 
     };
 

-    ChartInternal.prototype.unexpandArc = function (targetIds) {
-        var $$ = this;
+    if (window.attachEvent) {
+      window.attachEvent('onresize', $$.resizeIfElementDisplayed);
+    } else if (window.addEventListener) {
+      window.addEventListener('resize', $$.resizeIfElementDisplayed, false);
+    } else {
+      // fallback to this, if this is a very old browser
+      var wrapper = window.onresize;

 
 

-        if ($$.transiting) {
-            return;
+      if (!wrapper) {
+        // create a wrapper that will call all charts
+        wrapper = $$.generateResize();
+      } else if (!wrapper.add || !wrapper.remove) {
+        // there is already a handler registered, make sure we call it too
+        wrapper = $$.generateResize();
+        wrapper.add(window.onresize);
+      } // add this graph to the wrapper, we will be removed if the user calls destroy
+
+
+      wrapper.add($$.resizeFunction);
+
+      window.onresize = function () {
+        // if element not displayed skip it
+        if (!$$.api.element.offsetParent) {
+          return;

         }
 
         }
 

-        targetIds = $$.mapToTargetIds(targetIds);
+        wrapper();
+      };
+    }
+  };
+  /**
+   * Binds handlers to the window focus event.
+   */

 
 

-        $$.svg.selectAll($$.selectorTargets(targetIds, '.' + CLASS.chartArc)).selectAll('path').transition().duration(function (d) {
-            return $$.expandDuration(d.data.id);
-        }).attr("d", $$.svgArc);
-        $$.svg.selectAll('.' + CLASS.arc);
-    };

 
 

-    ChartInternal.prototype.expandDuration = function (id) {
-        var $$ = this,
-            config = $$.config;
+  ChartInternal.prototype.bindWindowFocus = function () {
+    var _this = this;

 
 

-        if ($$.isDonutType(id)) {
-            return config.donut_expand_duration;
-        } else if ($$.isGaugeType(id)) {
-            return config.gauge_expand_duration;
-        } else if ($$.isPieType(id)) {
-            return config.pie_expand_duration;
-        } else {
-            return 50;
-        }
-    };
+    if (this.windowFocusHandler) {
+      // The handler is already set
+      return;
+    }

 
 

-    ChartInternal.prototype.shouldExpand = function (id) {
-        var $$ = this,
-            config = $$.config;
-        return $$.isDonutType(id) && config.donut_expand || $$.isGaugeType(id) && config.gauge_expand || $$.isPieType(id) && config.pie_expand;
+    this.windowFocusHandler = function () {
+      _this.redraw();

     };
 
     };
 

-    ChartInternal.prototype.shouldShowArcLabel = function () {
-        var $$ = this,
-            config = $$.config,
-            shouldShow = true;
-        if ($$.hasType('donut')) {
-            shouldShow = config.donut_label_show;
-        } else if ($$.hasType('pie')) {
-            shouldShow = config.pie_label_show;
-        }
-        // when gauge, always true
-        return shouldShow;
-    };
+    window.addEventListener('focus', this.windowFocusHandler);
+  };
+  /**
+   * Unbinds from the window focus event.
+   */
+
+
+  ChartInternal.prototype.unbindWindowFocus = function () {
+    window.removeEventListener('focus', this.windowFocusHandler);
+    delete this.windowFocusHandler;
+  };
+
+  ChartInternal.prototype.generateResize = function () {
+    var resizeFunctions = [];
+
+    function callResizeFunctions() {
+      resizeFunctions.forEach(function (f) {
+        f();
+      });
+    }

 
 

-    ChartInternal.prototype.meetsArcLabelThreshold = function (ratio) {
-        var $$ = this,
-            config = $$.config,
-            threshold = $$.hasType('donut') ? config.donut_label_threshold : config.pie_label_threshold;
-        return ratio >= threshold;
+    callResizeFunctions.add = function (f) {
+      resizeFunctions.push(f);

     };
 
     };
 

-    ChartInternal.prototype.getArcLabelFormat = function () {
-        var $$ = this,
-            config = $$.config,
-            format = config.pie_label_format;
-        if ($$.hasType('gauge')) {
-            format = config.gauge_label_format;
-        } else if ($$.hasType('donut')) {
-            format = config.donut_label_format;
+    callResizeFunctions.remove = function (f) {
+      for (var i = 0; i < resizeFunctions.length; i++) {
+        if (resizeFunctions[i] === f) {
+          resizeFunctions.splice(i, 1);
+          break;

         }
         }

-        return format;
+      }

     };
 
     };
 

-    ChartInternal.prototype.getGaugeLabelExtents = function () {
-        var $$ = this,
-            config = $$.config;
-        return config.gauge_label_extents;
-    };
+    return callResizeFunctions;
+  };

 
 

-    ChartInternal.prototype.getArcTitle = function () {
-        var $$ = this;
-        return $$.hasType('donut') ? $$.config.donut_title : "";
-    };
+  ChartInternal.prototype.endall = function (transition, callback) {
+    var n = 0;
+    transition.each(function () {
+      ++n;
+    }).on("end", function () {
+      if (! --n) {
+        callback.apply(this, arguments);
+      }
+    });
+  };
+
+  ChartInternal.prototype.generateWait = function () {
+    var transitionsToWait = [],
+        f = function f(callback) {
+      var timer = setInterval(function () {
+        var done = 0;
+        transitionsToWait.forEach(function (t) {
+          if (t.empty()) {
+            done += 1;
+            return;
+          }

 
 

-    ChartInternal.prototype.updateTargetsForArc = function (targets) {
-        var $$ = this,
-            main = $$.main,
-            mainPies,
-            mainPieEnter,
-            classChartArc = $$.classChartArc.bind($$),
-            classArcs = $$.classArcs.bind($$),
-            classFocus = $$.classFocus.bind($$);
-        mainPies = main.select('.' + CLASS.chartArcs).selectAll('.' + CLASS.chartArc).data($$.pie(targets)).attr("class", function (d) {
-            return classChartArc(d) + classFocus(d.data);
+          try {
+            t.transition();
+          } catch (e) {
+            done += 1;
+          }

         });
         });

-        mainPieEnter = mainPies.enter().append("g").attr("class", classChartArc);
-        mainPieEnter.append('g').attr('class', classArcs);
-        mainPieEnter.append("text").attr("dy", $$.hasType('gauge') ? "-.1em" : ".35em").style("opacity", 0).style("text-anchor", "middle").style("pointer-events", "none");
-        // MEMO: can not keep same color..., but not bad to update color in redraw
-        //mainPieUpdate.exit().remove();
+
+        if (done === transitionsToWait.length) {
+          clearInterval(timer);
+
+          if (callback) {
+            callback();
+          }
+        }
+      }, 50);

     };
 
     };
 

-    ChartInternal.prototype.initArc = function () {
-        var $$ = this;
-        $$.arcs = $$.main.select('.' + CLASS.chart).append("g").attr("class", CLASS.chartArcs).attr("transform", $$.getTranslate('arc'));
-        $$.arcs.append('text').attr('class', CLASS.chartArcsTitle).style("text-anchor", "middle").text($$.getArcTitle());
+    f.add = function (transition) {
+      transitionsToWait.push(transition);

     };
 
     };
 

-    ChartInternal.prototype.redrawArc = function (duration, durationForExit, withTransform) {
-        var $$ = this,
-            d3 = $$.d3,
-            config = $$.config,
-            main = $$.main,
-            arcs,
-            mainArc,
-            arcLabelLines,
-            mainArcLabelLine,
-            hasGaugeType = $$.hasType('gauge');
-        arcs = main.selectAll('.' + CLASS.arcs).selectAll('.' + CLASS.arc).data($$.arcData.bind($$));
-        mainArc = arcs.enter().append('path').attr("class", $$.classArc.bind($$)).style("fill", function (d) {
-            return $$.color(d.data);
-        }).style("cursor", function (d) {
-            return config.interaction_enabled && config.data_selection_isselectable(d) ? "pointer" : null;
-        }).each(function (d) {
-            if ($$.isGaugeType(d.data)) {
-                d.startAngle = d.endAngle = config.gauge_startingAngle;
+    return f;
+  };
+
+  ChartInternal.prototype.parseDate = function (date) {
+    var $$ = this,
+        parsedDate;
+
+    if (date instanceof Date) {
+      parsedDate = date;
+    } else if (typeof date === 'string') {
+      parsedDate = $$.dataTimeParse(date);
+    } else if (_typeof(date) === 'object') {
+      parsedDate = new Date(+date);
+    } else if (typeof date === 'number' && !isNaN(date)) {
+      parsedDate = new Date(+date);
+    }
+
+    if (!parsedDate || isNaN(+parsedDate)) {
+      window.console.error("Failed to parse x '" + date + "' to Date object");
+    }
+
+    return parsedDate;
+  };
+
+  ChartInternal.prototype.isTabVisible = function () {
+    return !document.hidden;
+  };
+
+  ChartInternal.prototype.getPathBox = getPathBox;
+  ChartInternal.prototype.CLASS = CLASS;
+
+  /* jshint ignore:start */
+  // SVGPathSeg API polyfill
+  // https://github.com/progers/pathseg
+  //
+  // This is a drop-in replacement for the SVGPathSeg and SVGPathSegList APIs that were removed from
+  // SVG2 (https://lists.w3.org/Archives/Public/www-svg/2015Jun/0044.html), including the latest spec
+  // changes which were implemented in Firefox 43 and Chrome 46.
+  (function () {
+
+    if (!("SVGPathSeg" in window)) {
+      // Spec: http://www.w3.org/TR/SVG11/single-page.html#paths-InterfaceSVGPathSeg
+      window.SVGPathSeg = function (type, typeAsLetter, owningPathSegList) {
+        this.pathSegType = type;
+        this.pathSegTypeAsLetter = typeAsLetter;
+        this._owningPathSegList = owningPathSegList;
+      };
+
+      window.SVGPathSeg.prototype.classname = "SVGPathSeg";
+      window.SVGPathSeg.PATHSEG_UNKNOWN = 0;
+      window.SVGPathSeg.PATHSEG_CLOSEPATH = 1;
+      window.SVGPathSeg.PATHSEG_MOVETO_ABS = 2;
+      window.SVGPathSeg.PATHSEG_MOVETO_REL = 3;
+      window.SVGPathSeg.PATHSEG_LINETO_ABS = 4;
+      window.SVGPathSeg.PATHSEG_LINETO_REL = 5;
+      window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_ABS = 6;
+      window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_REL = 7;
+      window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_ABS = 8;
+      window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_REL = 9;
+      window.SVGPathSeg.PATHSEG_ARC_ABS = 10;
+      window.SVGPathSeg.PATHSEG_ARC_REL = 11;
+      window.SVGPathSeg.PATHSEG_LINETO_HORIZONTAL_ABS = 12;
+      window.SVGPathSeg.PATHSEG_LINETO_HORIZONTAL_REL = 13;
+      window.SVGPathSeg.PATHSEG_LINETO_VERTICAL_ABS = 14;
+      window.SVGPathSeg.PATHSEG_LINETO_VERTICAL_REL = 15;
+      window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_SMOOTH_ABS = 16;
+      window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_SMOOTH_REL = 17;
+      window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_SMOOTH_ABS = 18;
+      window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_SMOOTH_REL = 19; // Notify owning PathSegList on any changes so they can be synchronized back to the path element.
+
+      window.SVGPathSeg.prototype._segmentChanged = function () {
+        if (this._owningPathSegList) this._owningPathSegList.segmentChanged(this);
+      };
+
+      window.SVGPathSegClosePath = function (owningPathSegList) {
+        window.SVGPathSeg.call(this, window.SVGPathSeg.PATHSEG_CLOSEPATH, "z", owningPathSegList);
+      };
+
+      window.SVGPathSegClosePath.prototype = Object.create(window.SVGPathSeg.prototype);
+
+      window.SVGPathSegClosePath.prototype.toString = function () {
+        return "[object SVGPathSegClosePath]";
+      };
+
+      window.SVGPathSegClosePath.prototype._asPathString = function () {
+        return this.pathSegTypeAsLetter;
+      };
+
+      window.SVGPathSegClosePath.prototype.clone = function () {
+        return new window.SVGPathSegClosePath(undefined);
+      };
+
+      window.SVGPathSegMovetoAbs = function (owningPathSegList, x, y) {
+        window.SVGPathSeg.call(this, window.SVGPathSeg.PATHSEG_MOVETO_ABS, "M", owningPathSegList);
+        this._x = x;
+        this._y = y;
+      };
+
+      window.SVGPathSegMovetoAbs.prototype = Object.create(window.SVGPathSeg.prototype);
+
+      window.SVGPathSegMovetoAbs.prototype.toString = function () {
+        return "[object SVGPathSegMovetoAbs]";
+      };
+
+      window.SVGPathSegMovetoAbs.prototype._asPathString = function () {
+        return this.pathSegTypeAsLetter + " " + this._x + " " + this._y;
+      };
+
+      window.SVGPathSegMovetoAbs.prototype.clone = function () {
+        return new window.SVGPathSegMovetoAbs(undefined, this._x, this._y);
+      };
+
+      Object.defineProperty(window.SVGPathSegMovetoAbs.prototype, "x", {
+        get: function get() {
+          return this._x;
+        },
+        set: function set(x) {
+          this._x = x;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+      Object.defineProperty(window.SVGPathSegMovetoAbs.prototype, "y", {
+        get: function get() {
+          return this._y;
+        },
+        set: function set(y) {
+          this._y = y;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+
+      window.SVGPathSegMovetoRel = function (owningPathSegList, x, y) {
+        window.SVGPathSeg.call(this, window.SVGPathSeg.PATHSEG_MOVETO_REL, "m", owningPathSegList);
+        this._x = x;
+        this._y = y;
+      };
+
+      window.SVGPathSegMovetoRel.prototype = Object.create(window.SVGPathSeg.prototype);
+
+      window.SVGPathSegMovetoRel.prototype.toString = function () {
+        return "[object SVGPathSegMovetoRel]";
+      };
+
+      window.SVGPathSegMovetoRel.prototype._asPathString = function () {
+        return this.pathSegTypeAsLetter + " " + this._x + " " + this._y;
+      };
+
+      window.SVGPathSegMovetoRel.prototype.clone = function () {
+        return new window.SVGPathSegMovetoRel(undefined, this._x, this._y);
+      };
+
+      Object.defineProperty(window.SVGPathSegMovetoRel.prototype, "x", {
+        get: function get() {
+          return this._x;
+        },
+        set: function set(x) {
+          this._x = x;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+      Object.defineProperty(window.SVGPathSegMovetoRel.prototype, "y", {
+        get: function get() {
+          return this._y;
+        },
+        set: function set(y) {
+          this._y = y;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+
+      window.SVGPathSegLinetoAbs = function (owningPathSegList, x, y) {
+        window.SVGPathSeg.call(this, window.SVGPathSeg.PATHSEG_LINETO_ABS, "L", owningPathSegList);
+        this._x = x;
+        this._y = y;
+      };
+
+      window.SVGPathSegLinetoAbs.prototype = Object.create(window.SVGPathSeg.prototype);
+
+      window.SVGPathSegLinetoAbs.prototype.toString = function () {
+        return "[object SVGPathSegLinetoAbs]";
+      };
+
+      window.SVGPathSegLinetoAbs.prototype._asPathString = function () {
+        return this.pathSegTypeAsLetter + " " + this._x + " " + this._y;
+      };
+
+      window.SVGPathSegLinetoAbs.prototype.clone = function () {
+        return new window.SVGPathSegLinetoAbs(undefined, this._x, this._y);
+      };
+
+      Object.defineProperty(window.SVGPathSegLinetoAbs.prototype, "x", {
+        get: function get() {
+          return this._x;
+        },
+        set: function set(x) {
+          this._x = x;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+      Object.defineProperty(window.SVGPathSegLinetoAbs.prototype, "y", {
+        get: function get() {
+          return this._y;
+        },
+        set: function set(y) {
+          this._y = y;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+
+      window.SVGPathSegLinetoRel = function (owningPathSegList, x, y) {
+        window.SVGPathSeg.call(this, window.SVGPathSeg.PATHSEG_LINETO_REL, "l", owningPathSegList);
+        this._x = x;
+        this._y = y;
+      };
+
+      window.SVGPathSegLinetoRel.prototype = Object.create(window.SVGPathSeg.prototype);
+
+      window.SVGPathSegLinetoRel.prototype.toString = function () {
+        return "[object SVGPathSegLinetoRel]";
+      };
+
+      window.SVGPathSegLinetoRel.prototype._asPathString = function () {
+        return this.pathSegTypeAsLetter + " " + this._x + " " + this._y;
+      };
+
+      window.SVGPathSegLinetoRel.prototype.clone = function () {
+        return new window.SVGPathSegLinetoRel(undefined, this._x, this._y);
+      };
+
+      Object.defineProperty(window.SVGPathSegLinetoRel.prototype, "x", {
+        get: function get() {
+          return this._x;
+        },
+        set: function set(x) {
+          this._x = x;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+      Object.defineProperty(window.SVGPathSegLinetoRel.prototype, "y", {
+        get: function get() {
+          return this._y;
+        },
+        set: function set(y) {
+          this._y = y;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+
+      window.SVGPathSegCurvetoCubicAbs = function (owningPathSegList, x, y, x1, y1, x2, y2) {
+        window.SVGPathSeg.call(this, window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_ABS, "C", owningPathSegList);
+        this._x = x;
+        this._y = y;
+        this._x1 = x1;
+        this._y1 = y1;
+        this._x2 = x2;
+        this._y2 = y2;
+      };
+
+      window.SVGPathSegCurvetoCubicAbs.prototype = Object.create(window.SVGPathSeg.prototype);
+
+      window.SVGPathSegCurvetoCubicAbs.prototype.toString = function () {
+        return "[object SVGPathSegCurvetoCubicAbs]";
+      };
+
+      window.SVGPathSegCurvetoCubicAbs.prototype._asPathString = function () {
+        return this.pathSegTypeAsLetter + " " + this._x1 + " " + this._y1 + " " + this._x2 + " " + this._y2 + " " + this._x + " " + this._y;
+      };
+
+      window.SVGPathSegCurvetoCubicAbs.prototype.clone = function () {
+        return new window.SVGPathSegCurvetoCubicAbs(undefined, this._x, this._y, this._x1, this._y1, this._x2, this._y2);
+      };
+
+      Object.defineProperty(window.SVGPathSegCurvetoCubicAbs.prototype, "x", {
+        get: function get() {
+          return this._x;
+        },
+        set: function set(x) {
+          this._x = x;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+      Object.defineProperty(window.SVGPathSegCurvetoCubicAbs.prototype, "y", {
+        get: function get() {
+          return this._y;
+        },
+        set: function set(y) {
+          this._y = y;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+      Object.defineProperty(window.SVGPathSegCurvetoCubicAbs.prototype, "x1", {
+        get: function get() {
+          return this._x1;
+        },
+        set: function set(x1) {
+          this._x1 = x1;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+      Object.defineProperty(window.SVGPathSegCurvetoCubicAbs.prototype, "y1", {
+        get: function get() {
+          return this._y1;
+        },
+        set: function set(y1) {
+          this._y1 = y1;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+      Object.defineProperty(window.SVGPathSegCurvetoCubicAbs.prototype, "x2", {
+        get: function get() {
+          return this._x2;
+        },
+        set: function set(x2) {
+          this._x2 = x2;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+      Object.defineProperty(window.SVGPathSegCurvetoCubicAbs.prototype, "y2", {
+        get: function get() {
+          return this._y2;
+        },
+        set: function set(y2) {
+          this._y2 = y2;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+
+      window.SVGPathSegCurvetoCubicRel = function (owningPathSegList, x, y, x1, y1, x2, y2) {
+        window.SVGPathSeg.call(this, window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_REL, "c", owningPathSegList);
+        this._x = x;
+        this._y = y;
+        this._x1 = x1;
+        this._y1 = y1;
+        this._x2 = x2;
+        this._y2 = y2;
+      };
+
+      window.SVGPathSegCurvetoCubicRel.prototype = Object.create(window.SVGPathSeg.prototype);
+
+      window.SVGPathSegCurvetoCubicRel.prototype.toString = function () {
+        return "[object SVGPathSegCurvetoCubicRel]";
+      };
+
+      window.SVGPathSegCurvetoCubicRel.prototype._asPathString = function () {
+        return this.pathSegTypeAsLetter + " " + this._x1 + " " + this._y1 + " " + this._x2 + " " + this._y2 + " " + this._x + " " + this._y;
+      };
+
+      window.SVGPathSegCurvetoCubicRel.prototype.clone = function () {
+        return new window.SVGPathSegCurvetoCubicRel(undefined, this._x, this._y, this._x1, this._y1, this._x2, this._y2);
+      };
+
+      Object.defineProperty(window.SVGPathSegCurvetoCubicRel.prototype, "x", {
+        get: function get() {
+          return this._x;
+        },
+        set: function set(x) {
+          this._x = x;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+      Object.defineProperty(window.SVGPathSegCurvetoCubicRel.prototype, "y", {
+        get: function get() {
+          return this._y;
+        },
+        set: function set(y) {
+          this._y = y;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+      Object.defineProperty(window.SVGPathSegCurvetoCubicRel.prototype, "x1", {
+        get: function get() {
+          return this._x1;
+        },
+        set: function set(x1) {
+          this._x1 = x1;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+      Object.defineProperty(window.SVGPathSegCurvetoCubicRel.prototype, "y1", {
+        get: function get() {
+          return this._y1;
+        },
+        set: function set(y1) {
+          this._y1 = y1;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+      Object.defineProperty(window.SVGPathSegCurvetoCubicRel.prototype, "x2", {
+        get: function get() {
+          return this._x2;
+        },
+        set: function set(x2) {
+          this._x2 = x2;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+      Object.defineProperty(window.SVGPathSegCurvetoCubicRel.prototype, "y2", {
+        get: function get() {
+          return this._y2;
+        },
+        set: function set(y2) {
+          this._y2 = y2;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+
+      window.SVGPathSegCurvetoQuadraticAbs = function (owningPathSegList, x, y, x1, y1) {
+        window.SVGPathSeg.call(this, window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_ABS, "Q", owningPathSegList);
+        this._x = x;
+        this._y = y;
+        this._x1 = x1;
+        this._y1 = y1;
+      };
+
+      window.SVGPathSegCurvetoQuadraticAbs.prototype = Object.create(window.SVGPathSeg.prototype);
+
+      window.SVGPathSegCurvetoQuadraticAbs.prototype.toString = function () {
+        return "[object SVGPathSegCurvetoQuadraticAbs]";
+      };
+
+      window.SVGPathSegCurvetoQuadraticAbs.prototype._asPathString = function () {
+        return this.pathSegTypeAsLetter + " " + this._x1 + " " + this._y1 + " " + this._x + " " + this._y;
+      };
+
+      window.SVGPathSegCurvetoQuadraticAbs.prototype.clone = function () {
+        return new window.SVGPathSegCurvetoQuadraticAbs(undefined, this._x, this._y, this._x1, this._y1);
+      };
+
+      Object.defineProperty(window.SVGPathSegCurvetoQuadraticAbs.prototype, "x", {
+        get: function get() {
+          return this._x;
+        },
+        set: function set(x) {
+          this._x = x;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+      Object.defineProperty(window.SVGPathSegCurvetoQuadraticAbs.prototype, "y", {
+        get: function get() {
+          return this._y;
+        },
+        set: function set(y) {
+          this._y = y;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+      Object.defineProperty(window.SVGPathSegCurvetoQuadraticAbs.prototype, "x1", {
+        get: function get() {
+          return this._x1;
+        },
+        set: function set(x1) {
+          this._x1 = x1;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+      Object.defineProperty(window.SVGPathSegCurvetoQuadraticAbs.prototype, "y1", {
+        get: function get() {
+          return this._y1;
+        },
+        set: function set(y1) {
+          this._y1 = y1;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+
+      window.SVGPathSegCurvetoQuadraticRel = function (owningPathSegList, x, y, x1, y1) {
+        window.SVGPathSeg.call(this, window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_REL, "q", owningPathSegList);
+        this._x = x;
+        this._y = y;
+        this._x1 = x1;
+        this._y1 = y1;
+      };
+
+      window.SVGPathSegCurvetoQuadraticRel.prototype = Object.create(window.SVGPathSeg.prototype);
+
+      window.SVGPathSegCurvetoQuadraticRel.prototype.toString = function () {
+        return "[object SVGPathSegCurvetoQuadraticRel]";
+      };
+
+      window.SVGPathSegCurvetoQuadraticRel.prototype._asPathString = function () {
+        return this.pathSegTypeAsLetter + " " + this._x1 + " " + this._y1 + " " + this._x + " " + this._y;
+      };
+
+      window.SVGPathSegCurvetoQuadraticRel.prototype.clone = function () {
+        return new window.SVGPathSegCurvetoQuadraticRel(undefined, this._x, this._y, this._x1, this._y1);
+      };
+
+      Object.defineProperty(window.SVGPathSegCurvetoQuadraticRel.prototype, "x", {
+        get: function get() {
+          return this._x;
+        },
+        set: function set(x) {
+          this._x = x;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+      Object.defineProperty(window.SVGPathSegCurvetoQuadraticRel.prototype, "y", {
+        get: function get() {
+          return this._y;
+        },
+        set: function set(y) {
+          this._y = y;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+      Object.defineProperty(window.SVGPathSegCurvetoQuadraticRel.prototype, "x1", {
+        get: function get() {
+          return this._x1;
+        },
+        set: function set(x1) {
+          this._x1 = x1;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+      Object.defineProperty(window.SVGPathSegCurvetoQuadraticRel.prototype, "y1", {
+        get: function get() {
+          return this._y1;
+        },
+        set: function set(y1) {
+          this._y1 = y1;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+
+      window.SVGPathSegArcAbs = function (owningPathSegList, x, y, r1, r2, angle, largeArcFlag, sweepFlag) {
+        window.SVGPathSeg.call(this, window.SVGPathSeg.PATHSEG_ARC_ABS, "A", owningPathSegList);
+        this._x = x;
+        this._y = y;
+        this._r1 = r1;
+        this._r2 = r2;
+        this._angle = angle;
+        this._largeArcFlag = largeArcFlag;
+        this._sweepFlag = sweepFlag;
+      };
+
+      window.SVGPathSegArcAbs.prototype = Object.create(window.SVGPathSeg.prototype);
+
+      window.SVGPathSegArcAbs.prototype.toString = function () {
+        return "[object SVGPathSegArcAbs]";
+      };
+
+      window.SVGPathSegArcAbs.prototype._asPathString = function () {
+        return this.pathSegTypeAsLetter + " " + this._r1 + " " + this._r2 + " " + this._angle + " " + (this._largeArcFlag ? "1" : "0") + " " + (this._sweepFlag ? "1" : "0") + " " + this._x + " " + this._y;
+      };
+
+      window.SVGPathSegArcAbs.prototype.clone = function () {
+        return new window.SVGPathSegArcAbs(undefined, this._x, this._y, this._r1, this._r2, this._angle, this._largeArcFlag, this._sweepFlag);
+      };
+
+      Object.defineProperty(window.SVGPathSegArcAbs.prototype, "x", {
+        get: function get() {
+          return this._x;
+        },
+        set: function set(x) {
+          this._x = x;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+      Object.defineProperty(window.SVGPathSegArcAbs.prototype, "y", {
+        get: function get() {
+          return this._y;
+        },
+        set: function set(y) {
+          this._y = y;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+      Object.defineProperty(window.SVGPathSegArcAbs.prototype, "r1", {
+        get: function get() {
+          return this._r1;
+        },
+        set: function set(r1) {
+          this._r1 = r1;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+      Object.defineProperty(window.SVGPathSegArcAbs.prototype, "r2", {
+        get: function get() {
+          return this._r2;
+        },
+        set: function set(r2) {
+          this._r2 = r2;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+      Object.defineProperty(window.SVGPathSegArcAbs.prototype, "angle", {
+        get: function get() {
+          return this._angle;
+        },
+        set: function set(angle) {
+          this._angle = angle;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+      Object.defineProperty(window.SVGPathSegArcAbs.prototype, "largeArcFlag", {
+        get: function get() {
+          return this._largeArcFlag;
+        },
+        set: function set(largeArcFlag) {
+          this._largeArcFlag = largeArcFlag;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+      Object.defineProperty(window.SVGPathSegArcAbs.prototype, "sweepFlag", {
+        get: function get() {
+          return this._sweepFlag;
+        },
+        set: function set(sweepFlag) {
+          this._sweepFlag = sweepFlag;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+
+      window.SVGPathSegArcRel = function (owningPathSegList, x, y, r1, r2, angle, largeArcFlag, sweepFlag) {
+        window.SVGPathSeg.call(this, window.SVGPathSeg.PATHSEG_ARC_REL, "a", owningPathSegList);
+        this._x = x;
+        this._y = y;
+        this._r1 = r1;
+        this._r2 = r2;
+        this._angle = angle;
+        this._largeArcFlag = largeArcFlag;
+        this._sweepFlag = sweepFlag;
+      };
+
+      window.SVGPathSegArcRel.prototype = Object.create(window.SVGPathSeg.prototype);
+
+      window.SVGPathSegArcRel.prototype.toString = function () {
+        return "[object SVGPathSegArcRel]";
+      };
+
+      window.SVGPathSegArcRel.prototype._asPathString = function () {
+        return this.pathSegTypeAsLetter + " " + this._r1 + " " + this._r2 + " " + this._angle + " " + (this._largeArcFlag ? "1" : "0") + " " + (this._sweepFlag ? "1" : "0") + " " + this._x + " " + this._y;
+      };
+
+      window.SVGPathSegArcRel.prototype.clone = function () {
+        return new window.SVGPathSegArcRel(undefined, this._x, this._y, this._r1, this._r2, this._angle, this._largeArcFlag, this._sweepFlag);
+      };
+
+      Object.defineProperty(window.SVGPathSegArcRel.prototype, "x", {
+        get: function get() {
+          return this._x;
+        },
+        set: function set(x) {
+          this._x = x;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+      Object.defineProperty(window.SVGPathSegArcRel.prototype, "y", {
+        get: function get() {
+          return this._y;
+        },
+        set: function set(y) {
+          this._y = y;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+      Object.defineProperty(window.SVGPathSegArcRel.prototype, "r1", {
+        get: function get() {
+          return this._r1;
+        },
+        set: function set(r1) {
+          this._r1 = r1;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+      Object.defineProperty(window.SVGPathSegArcRel.prototype, "r2", {
+        get: function get() {
+          return this._r2;
+        },
+        set: function set(r2) {
+          this._r2 = r2;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+      Object.defineProperty(window.SVGPathSegArcRel.prototype, "angle", {
+        get: function get() {
+          return this._angle;
+        },
+        set: function set(angle) {
+          this._angle = angle;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+      Object.defineProperty(window.SVGPathSegArcRel.prototype, "largeArcFlag", {
+        get: function get() {
+          return this._largeArcFlag;
+        },
+        set: function set(largeArcFlag) {
+          this._largeArcFlag = largeArcFlag;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+      Object.defineProperty(window.SVGPathSegArcRel.prototype, "sweepFlag", {
+        get: function get() {
+          return this._sweepFlag;
+        },
+        set: function set(sweepFlag) {
+          this._sweepFlag = sweepFlag;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+
+      window.SVGPathSegLinetoHorizontalAbs = function (owningPathSegList, x) {
+        window.SVGPathSeg.call(this, window.SVGPathSeg.PATHSEG_LINETO_HORIZONTAL_ABS, "H", owningPathSegList);
+        this._x = x;
+      };
+
+      window.SVGPathSegLinetoHorizontalAbs.prototype = Object.create(window.SVGPathSeg.prototype);
+
+      window.SVGPathSegLinetoHorizontalAbs.prototype.toString = function () {
+        return "[object SVGPathSegLinetoHorizontalAbs]";
+      };
+
+      window.SVGPathSegLinetoHorizontalAbs.prototype._asPathString = function () {
+        return this.pathSegTypeAsLetter + " " + this._x;
+      };
+
+      window.SVGPathSegLinetoHorizontalAbs.prototype.clone = function () {
+        return new window.SVGPathSegLinetoHorizontalAbs(undefined, this._x);
+      };
+
+      Object.defineProperty(window.SVGPathSegLinetoHorizontalAbs.prototype, "x", {
+        get: function get() {
+          return this._x;
+        },
+        set: function set(x) {
+          this._x = x;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+
+      window.SVGPathSegLinetoHorizontalRel = function (owningPathSegList, x) {
+        window.SVGPathSeg.call(this, window.SVGPathSeg.PATHSEG_LINETO_HORIZONTAL_REL, "h", owningPathSegList);
+        this._x = x;
+      };
+
+      window.SVGPathSegLinetoHorizontalRel.prototype = Object.create(window.SVGPathSeg.prototype);
+
+      window.SVGPathSegLinetoHorizontalRel.prototype.toString = function () {
+        return "[object SVGPathSegLinetoHorizontalRel]";
+      };
+
+      window.SVGPathSegLinetoHorizontalRel.prototype._asPathString = function () {
+        return this.pathSegTypeAsLetter + " " + this._x;
+      };
+
+      window.SVGPathSegLinetoHorizontalRel.prototype.clone = function () {
+        return new window.SVGPathSegLinetoHorizontalRel(undefined, this._x);
+      };
+
+      Object.defineProperty(window.SVGPathSegLinetoHorizontalRel.prototype, "x", {
+        get: function get() {
+          return this._x;
+        },
+        set: function set(x) {
+          this._x = x;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+
+      window.SVGPathSegLinetoVerticalAbs = function (owningPathSegList, y) {
+        window.SVGPathSeg.call(this, window.SVGPathSeg.PATHSEG_LINETO_VERTICAL_ABS, "V", owningPathSegList);
+        this._y = y;
+      };
+
+      window.SVGPathSegLinetoVerticalAbs.prototype = Object.create(window.SVGPathSeg.prototype);
+
+      window.SVGPathSegLinetoVerticalAbs.prototype.toString = function () {
+        return "[object SVGPathSegLinetoVerticalAbs]";
+      };
+
+      window.SVGPathSegLinetoVerticalAbs.prototype._asPathString = function () {
+        return this.pathSegTypeAsLetter + " " + this._y;
+      };
+
+      window.SVGPathSegLinetoVerticalAbs.prototype.clone = function () {
+        return new window.SVGPathSegLinetoVerticalAbs(undefined, this._y);
+      };
+
+      Object.defineProperty(window.SVGPathSegLinetoVerticalAbs.prototype, "y", {
+        get: function get() {
+          return this._y;
+        },
+        set: function set(y) {
+          this._y = y;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+
+      window.SVGPathSegLinetoVerticalRel = function (owningPathSegList, y) {
+        window.SVGPathSeg.call(this, window.SVGPathSeg.PATHSEG_LINETO_VERTICAL_REL, "v", owningPathSegList);
+        this._y = y;
+      };
+
+      window.SVGPathSegLinetoVerticalRel.prototype = Object.create(window.SVGPathSeg.prototype);
+
+      window.SVGPathSegLinetoVerticalRel.prototype.toString = function () {
+        return "[object SVGPathSegLinetoVerticalRel]";
+      };
+
+      window.SVGPathSegLinetoVerticalRel.prototype._asPathString = function () {
+        return this.pathSegTypeAsLetter + " " + this._y;
+      };
+
+      window.SVGPathSegLinetoVerticalRel.prototype.clone = function () {
+        return new window.SVGPathSegLinetoVerticalRel(undefined, this._y);
+      };
+
+      Object.defineProperty(window.SVGPathSegLinetoVerticalRel.prototype, "y", {
+        get: function get() {
+          return this._y;
+        },
+        set: function set(y) {
+          this._y = y;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+
+      window.SVGPathSegCurvetoCubicSmoothAbs = function (owningPathSegList, x, y, x2, y2) {
+        window.SVGPathSeg.call(this, window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_SMOOTH_ABS, "S", owningPathSegList);
+        this._x = x;
+        this._y = y;
+        this._x2 = x2;
+        this._y2 = y2;
+      };
+
+      window.SVGPathSegCurvetoCubicSmoothAbs.prototype = Object.create(window.SVGPathSeg.prototype);
+
+      window.SVGPathSegCurvetoCubicSmoothAbs.prototype.toString = function () {
+        return "[object SVGPathSegCurvetoCubicSmoothAbs]";
+      };
+
+      window.SVGPathSegCurvetoCubicSmoothAbs.prototype._asPathString = function () {
+        return this.pathSegTypeAsLetter + " " + this._x2 + " " + this._y2 + " " + this._x + " " + this._y;
+      };
+
+      window.SVGPathSegCurvetoCubicSmoothAbs.prototype.clone = function () {
+        return new window.SVGPathSegCurvetoCubicSmoothAbs(undefined, this._x, this._y, this._x2, this._y2);
+      };
+
+      Object.defineProperty(window.SVGPathSegCurvetoCubicSmoothAbs.prototype, "x", {
+        get: function get() {
+          return this._x;
+        },
+        set: function set(x) {
+          this._x = x;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+      Object.defineProperty(window.SVGPathSegCurvetoCubicSmoothAbs.prototype, "y", {
+        get: function get() {
+          return this._y;
+        },
+        set: function set(y) {
+          this._y = y;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+      Object.defineProperty(window.SVGPathSegCurvetoCubicSmoothAbs.prototype, "x2", {
+        get: function get() {
+          return this._x2;
+        },
+        set: function set(x2) {
+          this._x2 = x2;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+      Object.defineProperty(window.SVGPathSegCurvetoCubicSmoothAbs.prototype, "y2", {
+        get: function get() {
+          return this._y2;
+        },
+        set: function set(y2) {
+          this._y2 = y2;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+
+      window.SVGPathSegCurvetoCubicSmoothRel = function (owningPathSegList, x, y, x2, y2) {
+        window.SVGPathSeg.call(this, window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_SMOOTH_REL, "s", owningPathSegList);
+        this._x = x;
+        this._y = y;
+        this._x2 = x2;
+        this._y2 = y2;
+      };
+
+      window.SVGPathSegCurvetoCubicSmoothRel.prototype = Object.create(window.SVGPathSeg.prototype);
+
+      window.SVGPathSegCurvetoCubicSmoothRel.prototype.toString = function () {
+        return "[object SVGPathSegCurvetoCubicSmoothRel]";
+      };
+
+      window.SVGPathSegCurvetoCubicSmoothRel.prototype._asPathString = function () {
+        return this.pathSegTypeAsLetter + " " + this._x2 + " " + this._y2 + " " + this._x + " " + this._y;
+      };
+
+      window.SVGPathSegCurvetoCubicSmoothRel.prototype.clone = function () {
+        return new window.SVGPathSegCurvetoCubicSmoothRel(undefined, this._x, this._y, this._x2, this._y2);
+      };
+
+      Object.defineProperty(window.SVGPathSegCurvetoCubicSmoothRel.prototype, "x", {
+        get: function get() {
+          return this._x;
+        },
+        set: function set(x) {
+          this._x = x;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+      Object.defineProperty(window.SVGPathSegCurvetoCubicSmoothRel.prototype, "y", {
+        get: function get() {
+          return this._y;
+        },
+        set: function set(y) {
+          this._y = y;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+      Object.defineProperty(window.SVGPathSegCurvetoCubicSmoothRel.prototype, "x2", {
+        get: function get() {
+          return this._x2;
+        },
+        set: function set(x2) {
+          this._x2 = x2;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+      Object.defineProperty(window.SVGPathSegCurvetoCubicSmoothRel.prototype, "y2", {
+        get: function get() {
+          return this._y2;
+        },
+        set: function set(y2) {
+          this._y2 = y2;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+
+      window.SVGPathSegCurvetoQuadraticSmoothAbs = function (owningPathSegList, x, y) {
+        window.SVGPathSeg.call(this, window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_SMOOTH_ABS, "T", owningPathSegList);
+        this._x = x;
+        this._y = y;
+      };
+
+      window.SVGPathSegCurvetoQuadraticSmoothAbs.prototype = Object.create(window.SVGPathSeg.prototype);
+
+      window.SVGPathSegCurvetoQuadraticSmoothAbs.prototype.toString = function () {
+        return "[object SVGPathSegCurvetoQuadraticSmoothAbs]";
+      };
+
+      window.SVGPathSegCurvetoQuadraticSmoothAbs.prototype._asPathString = function () {
+        return this.pathSegTypeAsLetter + " " + this._x + " " + this._y;
+      };
+
+      window.SVGPathSegCurvetoQuadraticSmoothAbs.prototype.clone = function () {
+        return new window.SVGPathSegCurvetoQuadraticSmoothAbs(undefined, this._x, this._y);
+      };
+
+      Object.defineProperty(window.SVGPathSegCurvetoQuadraticSmoothAbs.prototype, "x", {
+        get: function get() {
+          return this._x;
+        },
+        set: function set(x) {
+          this._x = x;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+      Object.defineProperty(window.SVGPathSegCurvetoQuadraticSmoothAbs.prototype, "y", {
+        get: function get() {
+          return this._y;
+        },
+        set: function set(y) {
+          this._y = y;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+
+      window.SVGPathSegCurvetoQuadraticSmoothRel = function (owningPathSegList, x, y) {
+        window.SVGPathSeg.call(this, window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_SMOOTH_REL, "t", owningPathSegList);
+        this._x = x;
+        this._y = y;
+      };
+
+      window.SVGPathSegCurvetoQuadraticSmoothRel.prototype = Object.create(window.SVGPathSeg.prototype);
+
+      window.SVGPathSegCurvetoQuadraticSmoothRel.prototype.toString = function () {
+        return "[object SVGPathSegCurvetoQuadraticSmoothRel]";
+      };
+
+      window.SVGPathSegCurvetoQuadraticSmoothRel.prototype._asPathString = function () {
+        return this.pathSegTypeAsLetter + " " + this._x + " " + this._y;
+      };
+
+      window.SVGPathSegCurvetoQuadraticSmoothRel.prototype.clone = function () {
+        return new window.SVGPathSegCurvetoQuadraticSmoothRel(undefined, this._x, this._y);
+      };
+
+      Object.defineProperty(window.SVGPathSegCurvetoQuadraticSmoothRel.prototype, "x", {
+        get: function get() {
+          return this._x;
+        },
+        set: function set(x) {
+          this._x = x;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      });
+      Object.defineProperty(window.SVGPathSegCurvetoQuadraticSmoothRel.prototype, "y", {
+        get: function get() {
+          return this._y;
+        },
+        set: function set(y) {
+          this._y = y;
+
+          this._segmentChanged();
+        },
+        enumerable: true
+      }); // Add createSVGPathSeg* functions to window.SVGPathElement.
+      // Spec: http://www.w3.org/TR/SVG11/single-page.html#paths-Interfacewindow.SVGPathElement.
+
+      window.SVGPathElement.prototype.createSVGPathSegClosePath = function () {
+        return new window.SVGPathSegClosePath(undefined);
+      };
+
+      window.SVGPathElement.prototype.createSVGPathSegMovetoAbs = function (x, y) {
+        return new window.SVGPathSegMovetoAbs(undefined, x, y);
+      };
+
+      window.SVGPathElement.prototype.createSVGPathSegMovetoRel = function (x, y) {
+        return new window.SVGPathSegMovetoRel(undefined, x, y);
+      };
+
+      window.SVGPathElement.prototype.createSVGPathSegLinetoAbs = function (x, y) {
+        return new window.SVGPathSegLinetoAbs(undefined, x, y);
+      };
+
+      window.SVGPathElement.prototype.createSVGPathSegLinetoRel = function (x, y) {
+        return new window.SVGPathSegLinetoRel(undefined, x, y);
+      };
+
+      window.SVGPathElement.prototype.createSVGPathSegCurvetoCubicAbs = function (x, y, x1, y1, x2, y2) {
+        return new window.SVGPathSegCurvetoCubicAbs(undefined, x, y, x1, y1, x2, y2);
+      };
+
+      window.SVGPathElement.prototype.createSVGPathSegCurvetoCubicRel = function (x, y, x1, y1, x2, y2) {
+        return new window.SVGPathSegCurvetoCubicRel(undefined, x, y, x1, y1, x2, y2);
+      };
+
+      window.SVGPathElement.prototype.createSVGPathSegCurvetoQuadraticAbs = function (x, y, x1, y1) {
+        return new window.SVGPathSegCurvetoQuadraticAbs(undefined, x, y, x1, y1);
+      };
+
+      window.SVGPathElement.prototype.createSVGPathSegCurvetoQuadraticRel = function (x, y, x1, y1) {
+        return new window.SVGPathSegCurvetoQuadraticRel(undefined, x, y, x1, y1);
+      };
+
+      window.SVGPathElement.prototype.createSVGPathSegArcAbs = function (x, y, r1, r2, angle, largeArcFlag, sweepFlag) {
+        return new window.SVGPathSegArcAbs(undefined, x, y, r1, r2, angle, largeArcFlag, sweepFlag);
+      };
+
+      window.SVGPathElement.prototype.createSVGPathSegArcRel = function (x, y, r1, r2, angle, largeArcFlag, sweepFlag) {
+        return new window.SVGPathSegArcRel(undefined, x, y, r1, r2, angle, largeArcFlag, sweepFlag);
+      };
+
+      window.SVGPathElement.prototype.createSVGPathSegLinetoHorizontalAbs = function (x) {
+        return new window.SVGPathSegLinetoHorizontalAbs(undefined, x);
+      };
+
+      window.SVGPathElement.prototype.createSVGPathSegLinetoHorizontalRel = function (x) {
+        return new window.SVGPathSegLinetoHorizontalRel(undefined, x);
+      };
+
+      window.SVGPathElement.prototype.createSVGPathSegLinetoVerticalAbs = function (y) {
+        return new window.SVGPathSegLinetoVerticalAbs(undefined, y);
+      };
+
+      window.SVGPathElement.prototype.createSVGPathSegLinetoVerticalRel = function (y) {
+        return new window.SVGPathSegLinetoVerticalRel(undefined, y);
+      };
+
+      window.SVGPathElement.prototype.createSVGPathSegCurvetoCubicSmoothAbs = function (x, y, x2, y2) {
+        return new window.SVGPathSegCurvetoCubicSmoothAbs(undefined, x, y, x2, y2);
+      };
+
+      window.SVGPathElement.prototype.createSVGPathSegCurvetoCubicSmoothRel = function (x, y, x2, y2) {
+        return new window.SVGPathSegCurvetoCubicSmoothRel(undefined, x, y, x2, y2);
+      };
+
+      window.SVGPathElement.prototype.createSVGPathSegCurvetoQuadraticSmoothAbs = function (x, y) {
+        return new window.SVGPathSegCurvetoQuadraticSmoothAbs(undefined, x, y);
+      };
+
+      window.SVGPathElement.prototype.createSVGPathSegCurvetoQuadraticSmoothRel = function (x, y) {
+        return new window.SVGPathSegCurvetoQuadraticSmoothRel(undefined, x, y);
+      };
+
+      if (!("getPathSegAtLength" in window.SVGPathElement.prototype)) {
+        // Add getPathSegAtLength to SVGPathElement.
+        // Spec: https://www.w3.org/TR/SVG11/single-page.html#paths-__svg__SVGPathElement__getPathSegAtLength
+        // This polyfill requires SVGPathElement.getTotalLength to implement the distance-along-a-path algorithm.
+        window.SVGPathElement.prototype.getPathSegAtLength = function (distance) {
+          if (distance === undefined || !isFinite(distance)) throw "Invalid arguments.";
+          var measurementElement = document.createElementNS("http://www.w3.org/2000/svg", "path");
+          measurementElement.setAttribute("d", this.getAttribute("d"));
+          var lastPathSegment = measurementElement.pathSegList.numberOfItems - 1; // If the path is empty, return 0.
+
+          if (lastPathSegment <= 0) return 0;
+
+          do {
+            measurementElement.pathSegList.removeItem(lastPathSegment);
+            if (distance > measurementElement.getTotalLength()) break;
+            lastPathSegment--;
+          } while (lastPathSegment > 0);
+
+          return lastPathSegment;
+        };
+      }
+    }
+
+    if (!("SVGPathSegList" in window)) {
+      // Spec: http://www.w3.org/TR/SVG11/single-page.html#paths-InterfaceSVGPathSegList
+      window.SVGPathSegList = function (pathElement) {
+        this._pathElement = pathElement;
+        this._list = this._parsePath(this._pathElement.getAttribute("d")); // Use a MutationObserver to catch changes to the path's "d" attribute.
+
+        this._mutationObserverConfig = {
+          "attributes": true,
+          "attributeFilter": ["d"]
+        };
+        this._pathElementMutationObserver = new MutationObserver(this._updateListFromPathMutations.bind(this));
+
+        this._pathElementMutationObserver.observe(this._pathElement, this._mutationObserverConfig);
+      };
+
+      window.SVGPathSegList.prototype.classname = "SVGPathSegList";
+      Object.defineProperty(window.SVGPathSegList.prototype, "numberOfItems", {
+        get: function get() {
+          this._checkPathSynchronizedToList();
+
+          return this._list.length;
+        },
+        enumerable: true
+      }); // Add the pathSegList accessors to window.SVGPathElement.
+      // Spec: http://www.w3.org/TR/SVG11/single-page.html#paths-InterfaceSVGAnimatedPathData
+
+      Object.defineProperty(window.SVGPathElement.prototype, "pathSegList", {
+        get: function get() {
+          if (!this._pathSegList) this._pathSegList = new window.SVGPathSegList(this);
+          return this._pathSegList;
+        },
+        enumerable: true
+      }); // FIXME: The following are not implemented and simply return window.SVGPathElement.pathSegList.
+
+      Object.defineProperty(window.SVGPathElement.prototype, "normalizedPathSegList", {
+        get: function get() {
+          return this.pathSegList;
+        },
+        enumerable: true
+      });
+      Object.defineProperty(window.SVGPathElement.prototype, "animatedPathSegList", {
+        get: function get() {
+          return this.pathSegList;
+        },
+        enumerable: true
+      });
+      Object.defineProperty(window.SVGPathElement.prototype, "animatedNormalizedPathSegList", {
+        get: function get() {
+          return this.pathSegList;
+        },
+        enumerable: true
+      }); // Process any pending mutations to the path element and update the list as needed.
+      // This should be the first call of all public functions and is needed because
+      // MutationObservers are not synchronous so we can have pending asynchronous mutations.
+
+      window.SVGPathSegList.prototype._checkPathSynchronizedToList = function () {
+        this._updateListFromPathMutations(this._pathElementMutationObserver.takeRecords());
+      };
+
+      window.SVGPathSegList.prototype._updateListFromPathMutations = function (mutationRecords) {
+        if (!this._pathElement) return;
+        var hasPathMutations = false;
+        mutationRecords.forEach(function (record) {
+          if (record.attributeName == "d") hasPathMutations = true;
+        });
+        if (hasPathMutations) this._list = this._parsePath(this._pathElement.getAttribute("d"));
+      }; // Serialize the list and update the path's 'd' attribute.
+
+
+      window.SVGPathSegList.prototype._writeListToPath = function () {
+        this._pathElementMutationObserver.disconnect();
+
+        this._pathElement.setAttribute("d", window.SVGPathSegList._pathSegArrayAsString(this._list));
+
+        this._pathElementMutationObserver.observe(this._pathElement, this._mutationObserverConfig);
+      }; // When a path segment changes the list needs to be synchronized back to the path element.
+
+
+      window.SVGPathSegList.prototype.segmentChanged = function (pathSeg) {
+        this._writeListToPath();
+      };
+
+      window.SVGPathSegList.prototype.clear = function () {
+        this._checkPathSynchronizedToList();
+
+        this._list.forEach(function (pathSeg) {
+          pathSeg._owningPathSegList = null;
+        });
+
+        this._list = [];
+
+        this._writeListToPath();
+      };
+
+      window.SVGPathSegList.prototype.initialize = function (newItem) {
+        this._checkPathSynchronizedToList();
+
+        this._list = [newItem];
+        newItem._owningPathSegList = this;
+
+        this._writeListToPath();
+
+        return newItem;
+      };
+
+      window.SVGPathSegList.prototype._checkValidIndex = function (index) {
+        if (isNaN(index) || index < 0 || index >= this.numberOfItems) throw "INDEX_SIZE_ERR";
+      };
+
+      window.SVGPathSegList.prototype.getItem = function (index) {
+        this._checkPathSynchronizedToList();
+
+        this._checkValidIndex(index);
+
+        return this._list[index];
+      };
+
+      window.SVGPathSegList.prototype.insertItemBefore = function (newItem, index) {
+        this._checkPathSynchronizedToList(); // Spec: If the index is greater than or equal to numberOfItems, then the new item is appended to the end of the list.
+
+
+        if (index > this.numberOfItems) index = this.numberOfItems;
+
+        if (newItem._owningPathSegList) {
+          // SVG2 spec says to make a copy.
+          newItem = newItem.clone();
+        }
+
+        this._list.splice(index, 0, newItem);
+
+        newItem._owningPathSegList = this;
+
+        this._writeListToPath();
+
+        return newItem;
+      };
+
+      window.SVGPathSegList.prototype.replaceItem = function (newItem, index) {
+        this._checkPathSynchronizedToList();
+
+        if (newItem._owningPathSegList) {
+          // SVG2 spec says to make a copy.
+          newItem = newItem.clone();
+        }
+
+        this._checkValidIndex(index);
+
+        this._list[index] = newItem;
+        newItem._owningPathSegList = this;
+
+        this._writeListToPath();
+
+        return newItem;
+      };
+
+      window.SVGPathSegList.prototype.removeItem = function (index) {
+        this._checkPathSynchronizedToList();
+
+        this._checkValidIndex(index);
+
+        var item = this._list[index];
+
+        this._list.splice(index, 1);
+
+        this._writeListToPath();
+
+        return item;
+      };
+
+      window.SVGPathSegList.prototype.appendItem = function (newItem) {
+        this._checkPathSynchronizedToList();
+
+        if (newItem._owningPathSegList) {
+          // SVG2 spec says to make a copy.
+          newItem = newItem.clone();
+        }
+
+        this._list.push(newItem);
+
+        newItem._owningPathSegList = this; // TODO: Optimize this to just append to the existing attribute.
+
+        this._writeListToPath();
+
+        return newItem;
+      };
+
+      window.SVGPathSegList._pathSegArrayAsString = function (pathSegArray) {
+        var string = "";
+        var first = true;
+        pathSegArray.forEach(function (pathSeg) {
+          if (first) {
+            first = false;
+            string += pathSeg._asPathString();
+          } else {
+            string += " " + pathSeg._asPathString();
+          }
+        });
+        return string;
+      }; // This closely follows SVGPathParser::parsePath from Source/core/svg/SVGPathParser.cpp.
+
+
+      window.SVGPathSegList.prototype._parsePath = function (string) {
+        if (!string || string.length == 0) return [];
+        var owningPathSegList = this;
+
+        var Builder = function Builder() {
+          this.pathSegList = [];
+        };
+
+        Builder.prototype.appendSegment = function (pathSeg) {
+          this.pathSegList.push(pathSeg);
+        };
+
+        var Source = function Source(string) {
+          this._string = string;
+          this._currentIndex = 0;
+          this._endIndex = this._string.length;
+          this._previousCommand = window.SVGPathSeg.PATHSEG_UNKNOWN;
+
+          this._skipOptionalSpaces();
+        };
+
+        Source.prototype._isCurrentSpace = function () {
+          var character = this._string[this._currentIndex];
+          return character <= " " && (character == " " || character == "\n" || character == "\t" || character == "\r" || character == "\f");
+        };
+
+        Source.prototype._skipOptionalSpaces = function () {
+          while (this._currentIndex < this._endIndex && this._isCurrentSpace()) {
+            this._currentIndex++;
+          }
+
+          return this._currentIndex < this._endIndex;
+        };
+
+        Source.prototype._skipOptionalSpacesOrDelimiter = function () {
+          if (this._currentIndex < this._endIndex && !this._isCurrentSpace() && this._string.charAt(this._currentIndex) != ",") return false;
+
+          if (this._skipOptionalSpaces()) {
+            if (this._currentIndex < this._endIndex && this._string.charAt(this._currentIndex) == ",") {
+              this._currentIndex++;
+
+              this._skipOptionalSpaces();
+            }
+          }
+
+          return this._currentIndex < this._endIndex;
+        };
+
+        Source.prototype.hasMoreData = function () {
+          return this._currentIndex < this._endIndex;
+        };
+
+        Source.prototype.peekSegmentType = function () {
+          var lookahead = this._string[this._currentIndex];
+          return this._pathSegTypeFromChar(lookahead);
+        };
+
+        Source.prototype._pathSegTypeFromChar = function (lookahead) {
+          switch (lookahead) {
+            case "Z":
+            case "z":
+              return window.SVGPathSeg.PATHSEG_CLOSEPATH;
+
+            case "M":
+              return window.SVGPathSeg.PATHSEG_MOVETO_ABS;
+
+            case "m":
+              return window.SVGPathSeg.PATHSEG_MOVETO_REL;
+
+            case "L":
+              return window.SVGPathSeg.PATHSEG_LINETO_ABS;
+
+            case "l":
+              return window.SVGPathSeg.PATHSEG_LINETO_REL;
+
+            case "C":
+              return window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_ABS;
+
+            case "c":
+              return window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_REL;
+
+            case "Q":
+              return window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_ABS;
+
+            case "q":
+              return window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_REL;
+
+            case "A":
+              return window.SVGPathSeg.PATHSEG_ARC_ABS;
+
+            case "a":
+              return window.SVGPathSeg.PATHSEG_ARC_REL;
+
+            case "H":
+              return window.SVGPathSeg.PATHSEG_LINETO_HORIZONTAL_ABS;
+
+            case "h":
+              return window.SVGPathSeg.PATHSEG_LINETO_HORIZONTAL_REL;
+
+            case "V":
+              return window.SVGPathSeg.PATHSEG_LINETO_VERTICAL_ABS;
+
+            case "v":
+              return window.SVGPathSeg.PATHSEG_LINETO_VERTICAL_REL;
+
+            case "S":
+              return window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_SMOOTH_ABS;
+
+            case "s":
+              return window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_SMOOTH_REL;
+
+            case "T":
+              return window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_SMOOTH_ABS;
+
+            case "t":
+              return window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_SMOOTH_REL;
+
+            default:
+              return window.SVGPathSeg.PATHSEG_UNKNOWN;
+          }
+        };
+
+        Source.prototype._nextCommandHelper = function (lookahead, previousCommand) {
+          // Check for remaining coordinates in the current command.
+          if ((lookahead == "+" || lookahead == "-" || lookahead == "." || lookahead >= "0" && lookahead <= "9") && previousCommand != window.SVGPathSeg.PATHSEG_CLOSEPATH) {
+            if (previousCommand == window.SVGPathSeg.PATHSEG_MOVETO_ABS) return window.SVGPathSeg.PATHSEG_LINETO_ABS;
+            if (previousCommand == window.SVGPathSeg.PATHSEG_MOVETO_REL) return window.SVGPathSeg.PATHSEG_LINETO_REL;
+            return previousCommand;
+          }
+
+          return window.SVGPathSeg.PATHSEG_UNKNOWN;
+        };
+
+        Source.prototype.initialCommandIsMoveTo = function () {
+          // If the path is empty it is still valid, so return true.
+          if (!this.hasMoreData()) return true;
+          var command = this.peekSegmentType(); // Path must start with moveTo.
+
+          return command == window.SVGPathSeg.PATHSEG_MOVETO_ABS || command == window.SVGPathSeg.PATHSEG_MOVETO_REL;
+        }; // Parse a number from an SVG path. This very closely follows genericParseNumber(...) from Source/core/svg/SVGParserUtilities.cpp.
+        // Spec: http://www.w3.org/TR/SVG11/single-page.html#paths-PathDataBNF
+
+
+        Source.prototype._parseNumber = function () {
+          var exponent = 0;
+          var integer = 0;
+          var frac = 1;
+          var decimal = 0;
+          var sign = 1;
+          var expsign = 1;
+          var startIndex = this._currentIndex;
+
+          this._skipOptionalSpaces(); // Read the sign.
+
+
+          if (this._currentIndex < this._endIndex && this._string.charAt(this._currentIndex) == "+") this._currentIndex++;else if (this._currentIndex < this._endIndex && this._string.charAt(this._currentIndex) == "-") {
+            this._currentIndex++;
+            sign = -1;
+          }
+          if (this._currentIndex == this._endIndex || (this._string.charAt(this._currentIndex) < "0" || this._string.charAt(this._currentIndex) > "9") && this._string.charAt(this._currentIndex) != ".") // The first character of a number must be one of [0-9+-.].
+            return undefined; // Read the integer part, build right-to-left.
+
+          var startIntPartIndex = this._currentIndex;
+
+          while (this._currentIndex < this._endIndex && this._string.charAt(this._currentIndex) >= "0" && this._string.charAt(this._currentIndex) <= "9") {
+            this._currentIndex++;
+          } // Advance to first non-digit.
+
+
+          if (this._currentIndex != startIntPartIndex) {
+            var scanIntPartIndex = this._currentIndex - 1;
+            var multiplier = 1;
+
+            while (scanIntPartIndex >= startIntPartIndex) {
+              integer += multiplier * (this._string.charAt(scanIntPartIndex--) - "0");
+              multiplier *= 10;
+            }
+          } // Read the decimals.
+
+
+          if (this._currentIndex < this._endIndex && this._string.charAt(this._currentIndex) == ".") {
+            this._currentIndex++; // There must be a least one digit following the .
+
+            if (this._currentIndex >= this._endIndex || this._string.charAt(this._currentIndex) < "0" || this._string.charAt(this._currentIndex) > "9") return undefined;
+
+            while (this._currentIndex < this._endIndex && this._string.charAt(this._currentIndex) >= "0" && this._string.charAt(this._currentIndex) <= "9") {
+              frac *= 10;
+              decimal += (this._string.charAt(this._currentIndex) - "0") / frac;
+              this._currentIndex += 1;
+            }
+          } // Read the exponent part.
+
+
+          if (this._currentIndex != startIndex && this._currentIndex + 1 < this._endIndex && (this._string.charAt(this._currentIndex) == "e" || this._string.charAt(this._currentIndex) == "E") && this._string.charAt(this._currentIndex + 1) != "x" && this._string.charAt(this._currentIndex + 1) != "m") {
+            this._currentIndex++; // Read the sign of the exponent.
+
+            if (this._string.charAt(this._currentIndex) == "+") {
+              this._currentIndex++;
+            } else if (this._string.charAt(this._currentIndex) == "-") {
+              this._currentIndex++;
+              expsign = -1;
+            } // There must be an exponent.
+
+
+            if (this._currentIndex >= this._endIndex || this._string.charAt(this._currentIndex) < "0" || this._string.charAt(this._currentIndex) > "9") return undefined;
+
+            while (this._currentIndex < this._endIndex && this._string.charAt(this._currentIndex) >= "0" && this._string.charAt(this._currentIndex) <= "9") {
+              exponent *= 10;
+              exponent += this._string.charAt(this._currentIndex) - "0";
+              this._currentIndex++;

             }
             }

-            this._current = d;
-        }).merge(arcs);
-        if (hasGaugeType) {
-            arcLabelLines = main.selectAll('.' + CLASS.arcs).selectAll('.' + CLASS.arcLabelLine).data($$.arcData.bind($$));
-            mainArcLabelLine = arcLabelLines.enter().append('rect').attr("class", function (d) {
-                return CLASS.arcLabelLine + ' ' + CLASS.target + ' ' + CLASS.target + '-' + d.data.id;
-            }).merge(arcLabelLines);
-
-            if ($$.filterTargetsToShow($$.data.targets).length === 1) {
-                mainArcLabelLine.style("display", "none");
-            } else {
-                mainArcLabelLine.style("fill", function (d) {
-                    return config.color_pattern.length > 0 ? $$.levelColor(d.data.values[0].value) : $$.color(d.data);
-                }).style("display", config.gauge_labelLine_show ? "" : "none").each(function (d) {
-                    var lineLength = 0,
-                        lineThickness = 2,
-                        x = 0,
-                        y = 0,
-                        transform = "";
-                    if ($$.hiddenTargetIds.indexOf(d.data.id) < 0) {
-                        var updated = $$.updateAngle(d),
-                            innerLineLength = $$.gaugeArcWidth / $$.filterTargetsToShow($$.data.targets).length * (updated.index + 1),
-                            lineAngle = updated.endAngle - Math.PI / 2,
-                            arcInnerRadius = $$.radius - innerLineLength,
-                            linePositioningAngle = lineAngle - (arcInnerRadius === 0 ? 0 : 1 / arcInnerRadius);
-                        lineLength = $$.radiusExpanded - $$.radius + innerLineLength;
-                        x = Math.cos(linePositioningAngle) * arcInnerRadius;
-                        y = Math.sin(linePositioningAngle) * arcInnerRadius;
-                        transform = "rotate(" + lineAngle * 180 / Math.PI + ", " + x + ", " + y + ")";
-                    }
-                    d3.select(this).attr('x', x).attr('y', y).attr('width', lineLength).attr('height', lineThickness).attr('transform', transform).style("stroke-dasharray", "0, " + (lineLength + lineThickness) + ", 0");
-                });
+          }
+
+          var number = integer + decimal;
+          number *= sign;
+          if (exponent) number *= Math.pow(10, expsign * exponent);
+          if (startIndex == this._currentIndex) return undefined;
+
+          this._skipOptionalSpacesOrDelimiter();
+
+          return number;
+        };
+
+        Source.prototype._parseArcFlag = function () {
+          if (this._currentIndex >= this._endIndex) return undefined;
+          var flag = false;
+
+          var flagChar = this._string.charAt(this._currentIndex++);
+
+          if (flagChar == "0") flag = false;else if (flagChar == "1") flag = true;else return undefined;
+
+          this._skipOptionalSpacesOrDelimiter();
+
+          return flag;
+        };
+
+        Source.prototype.parseSegment = function () {
+          var lookahead = this._string[this._currentIndex];
+
+          var command = this._pathSegTypeFromChar(lookahead);
+
+          if (command == window.SVGPathSeg.PATHSEG_UNKNOWN) {
+            // Possibly an implicit command. Not allowed if this is the first command.
+            if (this._previousCommand == window.SVGPathSeg.PATHSEG_UNKNOWN) return null;
+            command = this._nextCommandHelper(lookahead, this._previousCommand);
+            if (command == window.SVGPathSeg.PATHSEG_UNKNOWN) return null;
+          } else {
+            this._currentIndex++;
+          }
+
+          this._previousCommand = command;
+
+          switch (command) {
+            case window.SVGPathSeg.PATHSEG_MOVETO_REL:
+              return new window.SVGPathSegMovetoRel(owningPathSegList, this._parseNumber(), this._parseNumber());
+
+            case window.SVGPathSeg.PATHSEG_MOVETO_ABS:
+              return new window.SVGPathSegMovetoAbs(owningPathSegList, this._parseNumber(), this._parseNumber());
+
+            case window.SVGPathSeg.PATHSEG_LINETO_REL:
+              return new window.SVGPathSegLinetoRel(owningPathSegList, this._parseNumber(), this._parseNumber());
+
+            case window.SVGPathSeg.PATHSEG_LINETO_ABS:
+              return new window.SVGPathSegLinetoAbs(owningPathSegList, this._parseNumber(), this._parseNumber());
+
+            case window.SVGPathSeg.PATHSEG_LINETO_HORIZONTAL_REL:
+              return new window.SVGPathSegLinetoHorizontalRel(owningPathSegList, this._parseNumber());
+
+            case window.SVGPathSeg.PATHSEG_LINETO_HORIZONTAL_ABS:
+              return new window.SVGPathSegLinetoHorizontalAbs(owningPathSegList, this._parseNumber());
+
+            case window.SVGPathSeg.PATHSEG_LINETO_VERTICAL_REL:
+              return new window.SVGPathSegLinetoVerticalRel(owningPathSegList, this._parseNumber());
+
+            case window.SVGPathSeg.PATHSEG_LINETO_VERTICAL_ABS:
+              return new window.SVGPathSegLinetoVerticalAbs(owningPathSegList, this._parseNumber());
+
+            case window.SVGPathSeg.PATHSEG_CLOSEPATH:
+              this._skipOptionalSpaces();
+
+              return new window.SVGPathSegClosePath(owningPathSegList);
+
+            case window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_REL:
+              var points = {
+                x1: this._parseNumber(),
+                y1: this._parseNumber(),
+                x2: this._parseNumber(),
+                y2: this._parseNumber(),
+                x: this._parseNumber(),
+                y: this._parseNumber()
+              };
+              return new window.SVGPathSegCurvetoCubicRel(owningPathSegList, points.x, points.y, points.x1, points.y1, points.x2, points.y2);
+
+            case window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_ABS:
+              var points = {
+                x1: this._parseNumber(),
+                y1: this._parseNumber(),
+                x2: this._parseNumber(),
+                y2: this._parseNumber(),
+                x: this._parseNumber(),
+                y: this._parseNumber()
+              };
+              return new window.SVGPathSegCurvetoCubicAbs(owningPathSegList, points.x, points.y, points.x1, points.y1, points.x2, points.y2);
+
+            case window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_SMOOTH_REL:
+              var points = {
+                x2: this._parseNumber(),
+                y2: this._parseNumber(),
+                x: this._parseNumber(),
+                y: this._parseNumber()
+              };
+              return new window.SVGPathSegCurvetoCubicSmoothRel(owningPathSegList, points.x, points.y, points.x2, points.y2);
+
+            case window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_SMOOTH_ABS:
+              var points = {
+                x2: this._parseNumber(),
+                y2: this._parseNumber(),
+                x: this._parseNumber(),
+                y: this._parseNumber()
+              };
+              return new window.SVGPathSegCurvetoCubicSmoothAbs(owningPathSegList, points.x, points.y, points.x2, points.y2);
+
+            case window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_REL:
+              var points = {
+                x1: this._parseNumber(),
+                y1: this._parseNumber(),
+                x: this._parseNumber(),
+                y: this._parseNumber()
+              };
+              return new window.SVGPathSegCurvetoQuadraticRel(owningPathSegList, points.x, points.y, points.x1, points.y1);
+
+            case window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_ABS:
+              var points = {
+                x1: this._parseNumber(),
+                y1: this._parseNumber(),
+                x: this._parseNumber(),
+                y: this._parseNumber()
+              };
+              return new window.SVGPathSegCurvetoQuadraticAbs(owningPathSegList, points.x, points.y, points.x1, points.y1);
+
+            case window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_SMOOTH_REL:
+              return new window.SVGPathSegCurvetoQuadraticSmoothRel(owningPathSegList, this._parseNumber(), this._parseNumber());
+
+            case window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_SMOOTH_ABS:
+              return new window.SVGPathSegCurvetoQuadraticSmoothAbs(owningPathSegList, this._parseNumber(), this._parseNumber());
+
+            case window.SVGPathSeg.PATHSEG_ARC_REL:
+              var points = {
+                x1: this._parseNumber(),
+                y1: this._parseNumber(),
+                arcAngle: this._parseNumber(),
+                arcLarge: this._parseArcFlag(),
+                arcSweep: this._parseArcFlag(),
+                x: this._parseNumber(),
+                y: this._parseNumber()
+              };
+              return new window.SVGPathSegArcRel(owningPathSegList, points.x, points.y, points.x1, points.y1, points.arcAngle, points.arcLarge, points.arcSweep);
+
+            case window.SVGPathSeg.PATHSEG_ARC_ABS:
+              var points = {
+                x1: this._parseNumber(),
+                y1: this._parseNumber(),
+                arcAngle: this._parseNumber(),
+                arcLarge: this._parseArcFlag(),
+                arcSweep: this._parseArcFlag(),
+                x: this._parseNumber(),
+                y: this._parseNumber()
+              };
+              return new window.SVGPathSegArcAbs(owningPathSegList, points.x, points.y, points.x1, points.y1, points.arcAngle, points.arcLarge, points.arcSweep);
+
+            default:
+              throw "Unknown path seg type.";
+          }
+        };
+
+        var builder = new Builder();
+        var source = new Source(string);
+        if (!source.initialCommandIsMoveTo()) return [];
+
+        while (source.hasMoreData()) {
+          var pathSeg = source.parseSegment();
+          if (!pathSeg) return [];
+          builder.appendSegment(pathSeg);
+        }
+
+        return builder.pathSegList;
+      };
+    }
+  })(); // String.padEnd polyfill for IE11
+  //
+  // https://github.com/uxitten/polyfill/blob/master/string.polyfill.js
+  // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/padEnd
+
+
+  if (!String.prototype.padEnd) {
+    String.prototype.padEnd = function padEnd(targetLength, padString) {
+      targetLength = targetLength >> 0; //floor if number or convert non-number to 0;
+
+      padString = String(typeof padString !== 'undefined' ? padString : ' ');
+
+      if (this.length > targetLength) {
+        return String(this);
+      } else {
+        targetLength = targetLength - this.length;
+
+        if (targetLength > padString.length) {
+          padString += padString.repeat(targetLength / padString.length); //append to original to ensure we are longer than needed
+        }
+
+        return String(this) + padString.slice(0, targetLength);
+      }
+    };
+  }
+  /* jshint ignore:end */
+
+  Chart.prototype.axis = function () {};
+
+  Chart.prototype.axis.labels = function (labels) {
+    var $$ = this.internal;
+
+    if (arguments.length) {
+      Object.keys(labels).forEach(function (axisId) {
+        $$.axis.setLabelText(axisId, labels[axisId]);
+      });
+      $$.axis.updateLabels();
+    } // TODO: return some values?
+
+  };
+
+  Chart.prototype.axis.max = function (max) {
+    var $$ = this.internal,
+        config = $$.config;
+
+    if (arguments.length) {
+      if (_typeof(max) === 'object') {
+        if (isValue(max.x)) {
+          config.axis_x_max = max.x;
+        }
+
+        if (isValue(max.y)) {
+          config.axis_y_max = max.y;
+        }
+
+        if (isValue(max.y2)) {
+          config.axis_y2_max = max.y2;
+        }
+      } else {
+        config.axis_y_max = config.axis_y2_max = max;
+      }
+
+      $$.redraw({
+        withUpdateOrgXDomain: true,
+        withUpdateXDomain: true
+      });
+    } else {
+      return {
+        x: config.axis_x_max,
+        y: config.axis_y_max,
+        y2: config.axis_y2_max
+      };
+    }
+  };
+
+  Chart.prototype.axis.min = function (min) {
+    var $$ = this.internal,
+        config = $$.config;
+
+    if (arguments.length) {
+      if (_typeof(min) === 'object') {
+        if (isValue(min.x)) {
+          config.axis_x_min = min.x;
+        }
+
+        if (isValue(min.y)) {
+          config.axis_y_min = min.y;
+        }
+
+        if (isValue(min.y2)) {
+          config.axis_y2_min = min.y2;
+        }
+      } else {
+        config.axis_y_min = config.axis_y2_min = min;
+      }
+
+      $$.redraw({
+        withUpdateOrgXDomain: true,
+        withUpdateXDomain: true
+      });
+    } else {
+      return {
+        x: config.axis_x_min,
+        y: config.axis_y_min,
+        y2: config.axis_y2_min
+      };
+    }
+  };
+
+  Chart.prototype.axis.range = function (range) {
+    if (arguments.length) {
+      if (isDefined(range.max)) {
+        this.axis.max(range.max);
+      }
+
+      if (isDefined(range.min)) {
+        this.axis.min(range.min);
+      }
+    } else {
+      return {
+        max: this.axis.max(),
+        min: this.axis.min()
+      };
+    }
+  };
+
+  Chart.prototype.category = function (i, category) {
+    var $$ = this.internal,
+        config = $$.config;
+
+    if (arguments.length > 1) {
+      config.axis_x_categories[i] = category;
+      $$.redraw();
+    }
+
+    return config.axis_x_categories[i];
+  };
+
+  Chart.prototype.categories = function (categories) {
+    var $$ = this.internal,
+        config = $$.config;
+
+    if (!arguments.length) {
+      return config.axis_x_categories;
+    }
+
+    config.axis_x_categories = categories;
+    $$.redraw();
+    return config.axis_x_categories;
+  };
+
+  Chart.prototype.resize = function (size) {
+    var $$ = this.internal,
+        config = $$.config;
+    config.size_width = size ? size.width : null;
+    config.size_height = size ? size.height : null;
+    this.flush();
+  };
+
+  Chart.prototype.flush = function () {
+    var $$ = this.internal;
+    $$.updateAndRedraw({
+      withLegend: true,
+      withTransition: false,
+      withTransitionForTransform: false
+    });
+  };
+
+  Chart.prototype.destroy = function () {
+    var $$ = this.internal;
+    window.clearInterval($$.intervalForObserveInserted);
+
+    if ($$.resizeTimeout !== undefined) {
+      window.clearTimeout($$.resizeTimeout);
+    }
+
+    if (window.detachEvent) {
+      window.detachEvent('onresize', $$.resizeIfElementDisplayed);
+    } else if (window.removeEventListener) {
+      window.removeEventListener('resize', $$.resizeIfElementDisplayed);
+    } else {
+      var wrapper = window.onresize; // check if no one else removed our wrapper and remove our resizeFunction from it
+
+      if (wrapper && wrapper.add && wrapper.remove) {
+        wrapper.remove($$.resizeFunction);
+      }
+    } // Removes the inner resize functions
+
+
+    $$.resizeFunction.remove(); // Unbinds from the window focus event
+
+    $$.unbindWindowFocus();
+    $$.selectChart.classed('c3', false).html(""); // MEMO: this is needed because the reference of some elements will not be released, then memory leak will happen.
+
+    Object.keys($$).forEach(function (key) {
+      $$[key] = null;
+    });
+    return null;
+  };
+
+  Chart.prototype.color = function (id) {
+    var $$ = this.internal;
+    return $$.color(id); // more patterns
+  };
+
+  Chart.prototype.data = function (targetIds) {
+    var targets = this.internal.data.targets;
+    return typeof targetIds === 'undefined' ? targets : targets.filter(function (t) {
+      return [].concat(targetIds).indexOf(t.id) >= 0;
+    });
+  };
+
+  Chart.prototype.data.shown = function (targetIds) {
+    return this.internal.filterTargetsToShow(this.data(targetIds));
+  };
+
+  Chart.prototype.data.values = function (targetId) {
+    var targets,
+        values = null;
+
+    if (targetId) {
+      targets = this.data(targetId);
+      values = targets[0] ? targets[0].values.map(function (d) {
+        return d.value;
+      }) : null;
+    }
+
+    return values;
+  };
+
+  Chart.prototype.data.names = function (names) {
+    this.internal.clearLegendItemTextBoxCache();
+    return this.internal.updateDataAttributes('names', names);
+  };
+
+  Chart.prototype.data.colors = function (colors) {
+    return this.internal.updateDataAttributes('colors', colors);
+  };
+
+  Chart.prototype.data.axes = function (axes) {
+    return this.internal.updateDataAttributes('axes', axes);
+  };
+
+  Chart.prototype.flow = function (args) {
+    var $$ = this.internal,
+        targets,
+        data,
+        notfoundIds = [],
+        orgDataCount = $$.getMaxDataCount(),
+        dataCount,
+        domain,
+        baseTarget,
+        baseValue,
+        length = 0,
+        tail = 0,
+        diff,
+        to;
+
+    if (args.json) {
+      data = $$.convertJsonToData(args.json, args.keys);
+    } else if (args.rows) {
+      data = $$.convertRowsToData(args.rows);
+    } else if (args.columns) {
+      data = $$.convertColumnsToData(args.columns);
+    } else {
+      return;
+    }
+
+    targets = $$.convertDataToTargets(data, true); // Update/Add data
+
+    $$.data.targets.forEach(function (t) {
+      var found = false,
+          i,
+          j;
+
+      for (i = 0; i < targets.length; i++) {
+        if (t.id === targets[i].id) {
+          found = true;
+
+          if (t.values[t.values.length - 1]) {
+            tail = t.values[t.values.length - 1].index + 1;
+          }
+
+          length = targets[i].values.length;
+
+          for (j = 0; j < length; j++) {
+            targets[i].values[j].index = tail + j;
+
+            if (!$$.isTimeSeries()) {
+              targets[i].values[j].x = tail + j;

             }
             }

+          }
+
+          t.values = t.values.concat(targets[i].values);
+          targets.splice(i, 1);
+          break;
+        }
+      }
+
+      if (!found) {
+        notfoundIds.push(t.id);
+      }
+    }); // Append null for not found targets
+
+    $$.data.targets.forEach(function (t) {
+      var i, j;
+
+      for (i = 0; i < notfoundIds.length; i++) {
+        if (t.id === notfoundIds[i]) {
+          tail = t.values[t.values.length - 1].index + 1;
+
+          for (j = 0; j < length; j++) {
+            t.values.push({
+              id: t.id,
+              index: tail + j,
+              x: $$.isTimeSeries() ? $$.getOtherTargetX(tail + j) : tail + j,
+              value: null
+            });
+          }
+        }
+      }
+    }); // Generate null values for new target
+
+    if ($$.data.targets.length) {
+      targets.forEach(function (t) {
+        var i,
+            missing = [];
+
+        for (i = $$.data.targets[0].values[0].index; i < tail; i++) {
+          missing.push({
+            id: t.id,
+            index: i,
+            x: $$.isTimeSeries() ? $$.getOtherTargetX(i) : i,
+            value: null
+          });
+        }
+
+        t.values.forEach(function (v) {
+          v.index += tail;
+
+          if (!$$.isTimeSeries()) {
+            v.x += tail;
+          }
+        });
+        t.values = missing.concat(t.values);
+      });
+    }
+
+    $$.data.targets = $$.data.targets.concat(targets); // add remained
+    // check data count because behavior needs to change when it's only one
+
+    dataCount = $$.getMaxDataCount();
+    baseTarget = $$.data.targets[0];
+    baseValue = baseTarget.values[0]; // Update length to flow if needed
+
+    if (isDefined(args.to)) {
+      length = 0;
+      to = $$.isTimeSeries() ? $$.parseDate(args.to) : args.to;
+      baseTarget.values.forEach(function (v) {
+        if (v.x < to) {
+          length++;
+        }
+      });
+    } else if (isDefined(args.length)) {
+      length = args.length;
+    } // If only one data, update the domain to flow from left edge of the chart
+
+
+    if (!orgDataCount) {
+      if ($$.isTimeSeries()) {
+        if (baseTarget.values.length > 1) {
+          diff = baseTarget.values[baseTarget.values.length - 1].x - baseValue.x;
+        } else {
+          diff = baseValue.x - $$.getXDomain($$.data.targets)[0];
+        }
+      } else {
+        diff = 1;
+      }
+
+      domain = [baseValue.x - diff, baseValue.x];
+      $$.updateXDomain(null, true, true, false, domain);
+    } else if (orgDataCount === 1) {
+      if ($$.isTimeSeries()) {
+        diff = (baseTarget.values[baseTarget.values.length - 1].x - baseValue.x) / 2;
+        domain = [new Date(+baseValue.x - diff), new Date(+baseValue.x + diff)];
+        $$.updateXDomain(null, true, true, false, domain);
+      }
+    } // Set targets
+
+
+    $$.updateTargets($$.data.targets); // Redraw with new targets
+
+    $$.redraw({
+      flow: {
+        index: baseValue.index,
+        length: length,
+        duration: isValue(args.duration) ? args.duration : $$.config.transition_duration,
+        done: args.done,
+        orgDataCount: orgDataCount
+      },
+      withLegend: true,
+      withTransition: orgDataCount > 1,
+      withTrimXDomain: false,
+      withUpdateXAxis: true
+    });
+  };
+
+  ChartInternal.prototype.generateFlow = function (args) {
+    var $$ = this,
+        config = $$.config,
+        d3 = $$.d3;
+    return function () {
+      var targets = args.targets,
+          flow = args.flow,
+          drawBar = args.drawBar,
+          drawLine = args.drawLine,
+          drawArea = args.drawArea,
+          cx = args.cx,
+          cy = args.cy,
+          xv = args.xv,
+          xForText = args.xForText,
+          yForText = args.yForText,
+          duration = args.duration;
+
+      var translateX,
+          scaleX = 1,
+          transform,
+          flowIndex = flow.index,
+          flowLength = flow.length,
+          flowStart = $$.getValueOnIndex($$.data.targets[0].values, flowIndex),
+          flowEnd = $$.getValueOnIndex($$.data.targets[0].values, flowIndex + flowLength),
+          orgDomain = $$.x.domain(),
+          domain,
+          durationForFlow = flow.duration || duration,
+          done = flow.done || function () {},
+          wait = $$.generateWait();
+
+      var xgrid, xgridLines, mainRegion, mainText, mainBar, mainLine, mainArea, mainCircle; // set flag
+
+      $$.flowing = true; // remove head data after rendered
+
+      $$.data.targets.forEach(function (d) {
+        d.values.splice(0, flowLength);
+      }); // update x domain to generate axis elements for flow
+
+      domain = $$.updateXDomain(targets, true, true); // update elements related to x scale
+
+      if ($$.updateXGrid) {
+        $$.updateXGrid(true);
+      }
+
+      xgrid = $$.xgrid || d3.selectAll([]); // xgrid needs to be obtained after updateXGrid
+
+      xgridLines = $$.xgridLines || d3.selectAll([]);
+      mainRegion = $$.mainRegion || d3.selectAll([]);
+      mainText = $$.mainText || d3.selectAll([]);
+      mainBar = $$.mainBar || d3.selectAll([]);
+      mainLine = $$.mainLine || d3.selectAll([]);
+      mainArea = $$.mainArea || d3.selectAll([]);
+      mainCircle = $$.mainCircle || d3.selectAll([]); // generate transform to flow
+
+      if (!flow.orgDataCount) {
+        // if empty
+        if ($$.data.targets[0].values.length !== 1) {
+          translateX = $$.x(orgDomain[0]) - $$.x(domain[0]);
+        } else {
+          if ($$.isTimeSeries()) {
+            flowStart = $$.getValueOnIndex($$.data.targets[0].values, 0);
+            flowEnd = $$.getValueOnIndex($$.data.targets[0].values, $$.data.targets[0].values.length - 1);
+            translateX = $$.x(flowStart.x) - $$.x(flowEnd.x);
+          } else {
+            translateX = diffDomain(domain) / 2;
+          }
+        }
+      } else if (flow.orgDataCount === 1 || (flowStart && flowStart.x) === (flowEnd && flowEnd.x)) {
+        translateX = $$.x(orgDomain[0]) - $$.x(domain[0]);
+      } else {
+        if ($$.isTimeSeries()) {
+          translateX = $$.x(orgDomain[0]) - $$.x(domain[0]);
+        } else {
+          translateX = $$.x(flowStart.x) - $$.x(flowEnd.x);
+        }
+      }
+
+      scaleX = diffDomain(orgDomain) / diffDomain(domain);
+      transform = 'translate(' + translateX + ',0) scale(' + scaleX + ',1)';
+      $$.hideXGridFocus();
+      var flowTransition = d3.transition().ease(d3.easeLinear).duration(durationForFlow);
+      wait.add($$.xAxis($$.axes.x, flowTransition));
+      wait.add(mainBar.transition(flowTransition).attr('transform', transform));
+      wait.add(mainLine.transition(flowTransition).attr('transform', transform));
+      wait.add(mainArea.transition(flowTransition).attr('transform', transform));
+      wait.add(mainCircle.transition(flowTransition).attr('transform', transform));
+      wait.add(mainText.transition(flowTransition).attr('transform', transform));
+      wait.add(mainRegion.filter($$.isRegionOnX).transition(flowTransition).attr('transform', transform));
+      wait.add(xgrid.transition(flowTransition).attr('transform', transform));
+      wait.add(xgridLines.transition(flowTransition).attr('transform', transform));
+      wait(function () {
+        var i,
+            shapes = [],
+            texts = []; // remove flowed elements
+
+        if (flowLength) {
+          for (i = 0; i < flowLength; i++) {
+            shapes.push('.' + CLASS.shape + '-' + (flowIndex + i));
+            texts.push('.' + CLASS.text + '-' + (flowIndex + i));
+          }
+
+          $$.svg.selectAll('.' + CLASS.shapes).selectAll(shapes).remove();
+          $$.svg.selectAll('.' + CLASS.texts).selectAll(texts).remove();
+          $$.svg.select('.' + CLASS.xgrid).remove();
+        } // draw again for removing flowed elements and reverting attr
+
+
+        xgrid.attr('transform', null).attr('x1', $$.xgridAttr.x1).attr('x2', $$.xgridAttr.x2).attr('y1', $$.xgridAttr.y1).attr('y2', $$.xgridAttr.y2).style("opacity", $$.xgridAttr.opacity);
+        xgridLines.attr('transform', null);
+        xgridLines.select('line').attr("x1", config.axis_rotated ? 0 : xv).attr("x2", config.axis_rotated ? $$.width : xv);
+        xgridLines.select('text').attr("x", config.axis_rotated ? $$.width : 0).attr("y", xv);
+        mainBar.attr('transform', null).attr("d", drawBar);
+        mainLine.attr('transform', null).attr("d", drawLine);
+        mainArea.attr('transform', null).attr("d", drawArea);
+        mainCircle.attr('transform', null).attr("cx", cx).attr("cy", cy);
+        mainText.attr('transform', null).attr('x', xForText).attr('y', yForText).style('fill-opacity', $$.opacityForText.bind($$));
+        mainRegion.attr('transform', null);
+        mainRegion.filter($$.isRegionOnX).attr("x", $$.regionX.bind($$)).attr("width", $$.regionWidth.bind($$)); // callback for end of flow
+
+        done();
+        $$.flowing = false;
+      });
+    };
+  };
+
+  Chart.prototype.focus = function (targetIds) {
+    var $$ = this.internal,
+        candidates;
+    targetIds = $$.mapToTargetIds(targetIds);
+    candidates = $$.svg.selectAll($$.selectorTargets(targetIds.filter($$.isTargetToShow, $$))), this.revert();
+    this.defocus();
+    candidates.classed(CLASS.focused, true).classed(CLASS.defocused, false);
+
+    if ($$.hasArcType()) {
+      $$.expandArc(targetIds);
+    }
+
+    $$.toggleFocusLegend(targetIds, true);
+    $$.focusedTargetIds = targetIds;
+    $$.defocusedTargetIds = $$.defocusedTargetIds.filter(function (id) {
+      return targetIds.indexOf(id) < 0;
+    });
+  };
+
+  Chart.prototype.defocus = function (targetIds) {
+    var $$ = this.internal,
+        candidates;
+    targetIds = $$.mapToTargetIds(targetIds);
+    candidates = $$.svg.selectAll($$.selectorTargets(targetIds.filter($$.isTargetToShow, $$))), candidates.classed(CLASS.focused, false).classed(CLASS.defocused, true);
+
+    if ($$.hasArcType()) {
+      $$.unexpandArc(targetIds);
+    }
+
+    $$.toggleFocusLegend(targetIds, false);
+    $$.focusedTargetIds = $$.focusedTargetIds.filter(function (id) {
+      return targetIds.indexOf(id) < 0;
+    });
+    $$.defocusedTargetIds = targetIds;
+  };
+
+  Chart.prototype.revert = function (targetIds) {
+    var $$ = this.internal,
+        candidates;
+    targetIds = $$.mapToTargetIds(targetIds);
+    candidates = $$.svg.selectAll($$.selectorTargets(targetIds)); // should be for all targets
+
+    candidates.classed(CLASS.focused, false).classed(CLASS.defocused, false);
+
+    if ($$.hasArcType()) {
+      $$.unexpandArc(targetIds);
+    }
+
+    if ($$.config.legend_show) {
+      $$.showLegend(targetIds.filter($$.isLegendToShow.bind($$)));
+      $$.legend.selectAll($$.selectorLegends(targetIds)).filter(function () {
+        return $$.d3.select(this).classed(CLASS.legendItemFocused);
+      }).classed(CLASS.legendItemFocused, false);
+    }
+
+    $$.focusedTargetIds = [];
+    $$.defocusedTargetIds = [];
+  };
+
+  Chart.prototype.xgrids = function (grids) {
+    var $$ = this.internal,
+        config = $$.config;
+
+    if (!grids) {
+      return config.grid_x_lines;
+    }
+
+    config.grid_x_lines = grids;
+    $$.redrawWithoutRescale();
+    return config.grid_x_lines;
+  };
+
+  Chart.prototype.xgrids.add = function (grids) {
+    var $$ = this.internal;
+    return this.xgrids($$.config.grid_x_lines.concat(grids ? grids : []));
+  };
+
+  Chart.prototype.xgrids.remove = function (params) {
+    // TODO: multiple
+    var $$ = this.internal;
+    $$.removeGridLines(params, true);
+  };
+
+  Chart.prototype.ygrids = function (grids) {
+    var $$ = this.internal,
+        config = $$.config;
+
+    if (!grids) {
+      return config.grid_y_lines;
+    }
+
+    config.grid_y_lines = grids;
+    $$.redrawWithoutRescale();
+    return config.grid_y_lines;
+  };
+
+  Chart.prototype.ygrids.add = function (grids) {
+    var $$ = this.internal;
+    return this.ygrids($$.config.grid_y_lines.concat(grids ? grids : []));
+  };
+
+  Chart.prototype.ygrids.remove = function (params) {
+    // TODO: multiple
+    var $$ = this.internal;
+    $$.removeGridLines(params, false);
+  };
+
+  Chart.prototype.groups = function (groups) {
+    var $$ = this.internal,
+        config = $$.config;
+
+    if (isUndefined(groups)) {
+      return config.data_groups;
+    }
+
+    config.data_groups = groups;
+    $$.redraw();
+    return config.data_groups;
+  };
+
+  Chart.prototype.legend = function () {};
+
+  Chart.prototype.legend.show = function (targetIds) {
+    var $$ = this.internal;
+    $$.showLegend($$.mapToTargetIds(targetIds));
+    $$.updateAndRedraw({
+      withLegend: true
+    });
+  };
+
+  Chart.prototype.legend.hide = function (targetIds) {
+    var $$ = this.internal;
+    $$.hideLegend($$.mapToTargetIds(targetIds));
+    $$.updateAndRedraw({
+      withLegend: false
+    });
+  };
+
+  Chart.prototype.load = function (args) {
+    var $$ = this.internal,
+        config = $$.config; // update xs if specified
+
+    if (args.xs) {
+      $$.addXs(args.xs);
+    } // update names if exists
+
+
+    if ('names' in args) {
+      Chart.prototype.data.names.bind(this)(args.names);
+    } // update classes if exists
+
+
+    if ('classes' in args) {
+      Object.keys(args.classes).forEach(function (id) {
+        config.data_classes[id] = args.classes[id];
+      });
+    } // update categories if exists
+
+
+    if ('categories' in args && $$.isCategorized()) {
+      config.axis_x_categories = args.categories;
+    } // update axes if exists
+
+
+    if ('axes' in args) {
+      Object.keys(args.axes).forEach(function (id) {
+        config.data_axes[id] = args.axes[id];
+      });
+    } // update colors if exists
+
+
+    if ('colors' in args) {
+      Object.keys(args.colors).forEach(function (id) {
+        config.data_colors[id] = args.colors[id];
+      });
+    } // use cache if exists
+
+
+    if ('cacheIds' in args && $$.hasCaches(args.cacheIds)) {
+      $$.load($$.getCaches(args.cacheIds), args.done);
+      return;
+    } // unload if needed
+
+
+    if ('unload' in args) {
+      // TODO: do not unload if target will load (included in url/rows/columns)
+      $$.unload($$.mapToTargetIds(typeof args.unload === 'boolean' && args.unload ? null : args.unload), function () {
+        $$.loadFromArgs(args);
+      });
+    } else {
+      $$.loadFromArgs(args);
+    }
+  };
+
+  Chart.prototype.unload = function (args) {
+    var $$ = this.internal;
+    args = args || {};
+
+    if (args instanceof Array) {
+      args = {
+        ids: args
+      };
+    } else if (typeof args === 'string') {
+      args = {
+        ids: [args]
+      };
+    }
+
+    $$.unload($$.mapToTargetIds(args.ids), function () {
+      $$.redraw({
+        withUpdateOrgXDomain: true,
+        withUpdateXDomain: true,
+        withLegend: true
+      });
+
+      if (args.done) {
+        args.done();
+      }
+    });
+  };
+
+  Chart.prototype.regions = function (regions) {
+    var $$ = this.internal,
+        config = $$.config;
+
+    if (!regions) {
+      return config.regions;
+    }
+
+    config.regions = regions;
+    $$.redrawWithoutRescale();
+    return config.regions;
+  };
+
+  Chart.prototype.regions.add = function (regions) {
+    var $$ = this.internal,
+        config = $$.config;
+
+    if (!regions) {
+      return config.regions;
+    }
+
+    config.regions = config.regions.concat(regions);
+    $$.redrawWithoutRescale();
+    return config.regions;
+  };
+
+  Chart.prototype.regions.remove = function (options) {
+    var $$ = this.internal,
+        config = $$.config,
+        duration,
+        classes,
+        regions;
+    options = options || {};
+    duration = getOption(options, "duration", config.transition_duration);
+    classes = getOption(options, "classes", [CLASS.region]);
+    regions = $$.main.select('.' + CLASS.regions).selectAll(classes.map(function (c) {
+      return '.' + c;
+    }));
+    (duration ? regions.transition().duration(duration) : regions).style('opacity', 0).remove();
+    config.regions = config.regions.filter(function (region) {
+      var found = false;
+
+      if (!region['class']) {
+        return true;
+      }
+
+      region['class'].split(' ').forEach(function (c) {
+        if (classes.indexOf(c) >= 0) {
+          found = true;
+        }
+      });
+      return !found;
+    });
+    return config.regions;
+  };
+
+  Chart.prototype.selected = function (targetId) {
+    var $$ = this.internal,
+        d3 = $$.d3;
+    return d3.merge($$.main.selectAll('.' + CLASS.shapes + $$.getTargetSelectorSuffix(targetId)).selectAll('.' + CLASS.shape).filter(function () {
+      return d3.select(this).classed(CLASS.SELECTED);
+    }).map(function (d) {
+      return d.map(function (d) {
+        var data = d.__data__;
+        return data.data ? data.data : data;
+      });
+    }));
+  };
+
+  Chart.prototype.select = function (ids, indices, resetOther) {
+    var $$ = this.internal,
+        d3 = $$.d3,
+        config = $$.config;
+
+    if (!config.data_selection_enabled) {
+      return;
+    }
+
+    $$.main.selectAll('.' + CLASS.shapes).selectAll('.' + CLASS.shape).each(function (d, i) {
+      var shape = d3.select(this),
+          id = d.data ? d.data.id : d.id,
+          toggle = $$.getToggle(this, d).bind($$),
+          isTargetId = config.data_selection_grouped || !ids || ids.indexOf(id) >= 0,
+          isTargetIndex = !indices || indices.indexOf(i) >= 0,
+          isSelected = shape.classed(CLASS.SELECTED); // line/area selection not supported yet
+
+      if (shape.classed(CLASS.line) || shape.classed(CLASS.area)) {
+        return;
+      }
+
+      if (isTargetId && isTargetIndex) {
+        if (config.data_selection_isselectable(d) && !isSelected) {
+          toggle(true, shape.classed(CLASS.SELECTED, true), d, i);
+        }
+      } else if (isDefined(resetOther) && resetOther) {
+        if (isSelected) {
+          toggle(false, shape.classed(CLASS.SELECTED, false), d, i);
+        }
+      }
+    });
+  };
+
+  Chart.prototype.unselect = function (ids, indices) {
+    var $$ = this.internal,
+        d3 = $$.d3,
+        config = $$.config;
+
+    if (!config.data_selection_enabled) {
+      return;
+    }
+
+    $$.main.selectAll('.' + CLASS.shapes).selectAll('.' + CLASS.shape).each(function (d, i) {
+      var shape = d3.select(this),
+          id = d.data ? d.data.id : d.id,
+          toggle = $$.getToggle(this, d).bind($$),
+          isTargetId = config.data_selection_grouped || !ids || ids.indexOf(id) >= 0,
+          isTargetIndex = !indices || indices.indexOf(i) >= 0,
+          isSelected = shape.classed(CLASS.SELECTED); // line/area selection not supported yet
+
+      if (shape.classed(CLASS.line) || shape.classed(CLASS.area)) {
+        return;
+      }
+
+      if (isTargetId && isTargetIndex) {
+        if (config.data_selection_isselectable(d)) {
+          if (isSelected) {
+            toggle(false, shape.classed(CLASS.SELECTED, false), d, i);
+          }
+        }
+      }
+    });
+  };
+
+  Chart.prototype.show = function (targetIds, options) {
+    var $$ = this.internal,
+        targets;
+    targetIds = $$.mapToTargetIds(targetIds);
+    options = options || {};
+    $$.removeHiddenTargetIds(targetIds);
+    targets = $$.svg.selectAll($$.selectorTargets(targetIds));
+    targets.transition().style('display', 'initial', 'important').style('opacity', 1, 'important').call($$.endall, function () {
+      targets.style('opacity', null).style('opacity', 1);
+    });
+
+    if (options.withLegend) {
+      $$.showLegend(targetIds);
+    }
+
+    $$.redraw({
+      withUpdateOrgXDomain: true,
+      withUpdateXDomain: true,
+      withLegend: true
+    });
+  };
+
+  Chart.prototype.hide = function (targetIds, options) {
+    var $$ = this.internal,
+        targets;
+    targetIds = $$.mapToTargetIds(targetIds);
+    options = options || {};
+    $$.addHiddenTargetIds(targetIds);
+    targets = $$.svg.selectAll($$.selectorTargets(targetIds));
+    targets.transition().style('opacity', 0, 'important').call($$.endall, function () {
+      targets.style('opacity', null).style('opacity', 0);
+      targets.style('display', 'none');
+    });
+
+    if (options.withLegend) {
+      $$.hideLegend(targetIds);
+    }
+
+    $$.redraw({
+      withUpdateOrgXDomain: true,
+      withUpdateXDomain: true,
+      withLegend: true
+    });
+  };
+
+  Chart.prototype.toggle = function (targetIds, options) {
+    var that = this,
+        $$ = this.internal;
+    $$.mapToTargetIds(targetIds).forEach(function (targetId) {
+      $$.isTargetToShow(targetId) ? that.hide(targetId, options) : that.show(targetId, options);
+    });
+  };
+
+  Chart.prototype.tooltip = function () {};
+
+  Chart.prototype.tooltip.show = function (args) {
+    var $$ = this.internal,
+        targets,
+        data,
+        mouse = {}; // determine mouse position on the chart
+
+    if (args.mouse) {
+      mouse = args.mouse;
+    } else {
+      // determine focus data
+      if (args.data) {
+        data = args.data;
+      } else if (typeof args.x !== 'undefined') {
+        if (args.id) {
+          targets = $$.data.targets.filter(function (t) {
+            return t.id === args.id;
+          });
+        } else {
+          targets = $$.data.targets;
+        }
+
+        data = $$.filterByX(targets, args.x).slice(0, 1)[0];
+      }
+
+      mouse = data ? $$.getMousePosition(data) : null;
+    } // emulate mouse events to show
+
+
+    $$.dispatchEvent('mousemove', mouse);
+    $$.config.tooltip_onshow.call($$, data);
+  };
+
+  Chart.prototype.tooltip.hide = function () {
+    // TODO: get target data by checking the state of focus
+    this.internal.dispatchEvent('mouseout', 0);
+    this.internal.config.tooltip_onhide.call(this);
+  };
+
+  Chart.prototype.transform = function (type, targetIds) {
+    var $$ = this.internal,
+        options = ['pie', 'donut'].indexOf(type) >= 0 ? {
+      withTransform: true
+    } : null;
+    $$.transformTo(targetIds, type, options);
+  };
+
+  ChartInternal.prototype.transformTo = function (targetIds, type, optionsForRedraw) {
+    var $$ = this,
+        withTransitionForAxis = !$$.hasArcType(),
+        options = optionsForRedraw || {
+      withTransitionForAxis: withTransitionForAxis
+    };
+    options.withTransitionForTransform = false;
+    $$.transiting = false;
+    $$.setTargetType(targetIds, type);
+    $$.updateTargets($$.data.targets); // this is needed when transforming to arc
+
+    $$.updateAndRedraw(options);
+  };
+
+  Chart.prototype.x = function (x) {
+    var $$ = this.internal;
+
+    if (arguments.length) {
+      $$.updateTargetX($$.data.targets, x);
+      $$.redraw({
+        withUpdateOrgXDomain: true,
+        withUpdateXDomain: true
+      });
+    }
+
+    return $$.data.xs;
+  };
+
+  Chart.prototype.xs = function (xs) {
+    var $$ = this.internal;
+
+    if (arguments.length) {
+      $$.updateTargetXs($$.data.targets, xs);
+      $$.redraw({
+        withUpdateOrgXDomain: true,
+        withUpdateXDomain: true
+      });
+    }
+
+    return $$.data.xs;
+  };
+
+  Chart.prototype.zoom = function (domain) {
+    var $$ = this.internal;
+
+    if (domain) {
+      if ($$.isTimeSeries()) {
+        domain = domain.map(function (x) {
+          return $$.parseDate(x);
+        });
+      }
+
+      if ($$.config.subchart_show) {
+        $$.brush.selectionAsValue(domain, true);
+      } else {
+        $$.updateXDomain(null, true, false, false, domain);
+        $$.redraw({
+          withY: $$.config.zoom_rescale,
+          withSubchart: false
+        });
+      }
+
+      $$.config.zoom_onzoom.call(this, $$.x.orgDomain());
+      return domain;
+    } else {
+      return $$.x.domain();
+    }
+  };
+
+  Chart.prototype.zoom.enable = function (enabled) {
+    var $$ = this.internal;
+    $$.config.zoom_enabled = enabled;
+    $$.updateAndRedraw();
+  };
+
+  Chart.prototype.unzoom = function () {
+    var $$ = this.internal;
+
+    if ($$.config.subchart_show) {
+      $$.brush.clear();
+    } else {
+      $$.updateXDomain(null, true, false, false, $$.subX.domain());
+      $$.redraw({
+        withY: $$.config.zoom_rescale,
+        withSubchart: false
+      });
+    }
+  };
+
+  Chart.prototype.zoom.max = function (max) {
+    var $$ = this.internal,
+        config = $$.config,
+        d3 = $$.d3;
+
+    if (max === 0 || max) {
+      config.zoom_x_max = d3.max([$$.orgXDomain[1], max]);
+    } else {
+      return config.zoom_x_max;
+    }
+  };
+
+  Chart.prototype.zoom.min = function (min) {
+    var $$ = this.internal,
+        config = $$.config,
+        d3 = $$.d3;
+
+    if (min === 0 || min) {
+      config.zoom_x_min = d3.min([$$.orgXDomain[0], min]);
+    } else {
+      return config.zoom_x_min;
+    }
+  };
+
+  Chart.prototype.zoom.range = function (range) {
+    if (arguments.length) {
+      if (isDefined(range.max)) {
+        this.domain.max(range.max);
+      }
+
+      if (isDefined(range.min)) {
+        this.domain.min(range.min);
+      }
+    } else {
+      return {
+        max: this.domain.max(),
+        min: this.domain.min()
+      };
+    }
+  };
+
+  ChartInternal.prototype.initPie = function () {
+    var $$ = this,
+        d3 = $$.d3;
+    $$.pie = d3.pie().value(function (d) {
+      return d.values.reduce(function (a, b) {
+        return a + b.value;
+      }, 0);
+    });
+    var orderFct = $$.getOrderFunction(); // we need to reverse the returned order if asc or desc to have the slice in expected order.
+
+    if (orderFct && ($$.isOrderAsc() || $$.isOrderDesc())) {
+      var defaultSort = orderFct;
+
+      orderFct = function orderFct(t1, t2) {
+        return defaultSort(t1, t2) * -1;
+      };
+    }
+
+    $$.pie.sort(orderFct || null);
+  };
+
+  ChartInternal.prototype.updateRadius = function () {
+    var $$ = this,
+        config = $$.config,
+        w = config.gauge_width || config.donut_width,
+        gaugeArcWidth = $$.filterTargetsToShow($$.data.targets).length * $$.config.gauge_arcs_minWidth;
+    $$.radiusExpanded = Math.min($$.arcWidth, $$.arcHeight) / 2 * ($$.hasType('gauge') ? 0.85 : 1);
+    $$.radius = $$.radiusExpanded * 0.95;
+    $$.innerRadiusRatio = w ? ($$.radius - w) / $$.radius : 0.6;
+    $$.innerRadius = $$.hasType('donut') || $$.hasType('gauge') ? $$.radius * $$.innerRadiusRatio : 0;
+    $$.gaugeArcWidth = w ? w : gaugeArcWidth <= $$.radius - $$.innerRadius ? $$.radius - $$.innerRadius : gaugeArcWidth <= $$.radius ? gaugeArcWidth : $$.radius;
+  };
+
+  ChartInternal.prototype.updateArc = function () {
+    var $$ = this;
+    $$.svgArc = $$.getSvgArc();
+    $$.svgArcExpanded = $$.getSvgArcExpanded();
+    $$.svgArcExpandedSub = $$.getSvgArcExpanded(0.98);
+  };
+
+  ChartInternal.prototype.updateAngle = function (d) {
+    var $$ = this,
+        config = $$.config,
+        found = false,
+        index = 0,
+        gMin,
+        gMax,
+        gTic,
+        gValue;
+
+    if (!config) {
+      return null;
+    }
+
+    $$.pie($$.filterTargetsToShow($$.data.targets)).forEach(function (t) {
+      if (!found && t.data.id === d.data.id) {
+        found = true;
+        d = t;
+        d.index = index;
+      }
+
+      index++;
+    });
+
+    if (isNaN(d.startAngle)) {
+      d.startAngle = 0;
+    }
+
+    if (isNaN(d.endAngle)) {
+      d.endAngle = d.startAngle;
+    }
+
+    if ($$.isGaugeType(d.data)) {
+      gMin = config.gauge_min;
+      gMax = config.gauge_max;
+      gTic = Math.PI * (config.gauge_fullCircle ? 2 : 1) / (gMax - gMin);
+      gValue = d.value < gMin ? 0 : d.value < gMax ? d.value - gMin : gMax - gMin;
+      d.startAngle = config.gauge_startingAngle;
+      d.endAngle = d.startAngle + gTic * gValue;
+    }
+
+    return found ? d : null;
+  };
+
+  ChartInternal.prototype.getSvgArc = function () {
+    var $$ = this,
+        hasGaugeType = $$.hasType('gauge'),
+        singleArcWidth = $$.gaugeArcWidth / $$.filterTargetsToShow($$.data.targets).length,
+        arc = $$.d3.arc().outerRadius(function (d) {
+      return hasGaugeType ? $$.radius - singleArcWidth * d.index : $$.radius;
+    }).innerRadius(function (d) {
+      return hasGaugeType ? $$.radius - singleArcWidth * (d.index + 1) : $$.innerRadius;
+    }),
+        newArc = function newArc(d, withoutUpdate) {
+      var updated;
+
+      if (withoutUpdate) {
+        return arc(d);
+      } // for interpolate
+
+
+      updated = $$.updateAngle(d);
+      return updated ? arc(updated) : "M 0 0";
+    }; // TODO: extends all function
+
+
+    newArc.centroid = arc.centroid;
+    return newArc;
+  };
+
+  ChartInternal.prototype.getSvgArcExpanded = function (rate) {
+    rate = rate || 1;
+    var $$ = this,
+        hasGaugeType = $$.hasType('gauge'),
+        singleArcWidth = $$.gaugeArcWidth / $$.filterTargetsToShow($$.data.targets).length,
+        expandWidth = Math.min($$.radiusExpanded * rate - $$.radius, singleArcWidth * 0.8 - (1 - rate) * 100),
+        arc = $$.d3.arc().outerRadius(function (d) {
+      return hasGaugeType ? $$.radius - singleArcWidth * d.index + expandWidth : $$.radiusExpanded * rate;
+    }).innerRadius(function (d) {
+      return hasGaugeType ? $$.radius - singleArcWidth * (d.index + 1) : $$.innerRadius;
+    });
+    return function (d) {
+      var updated = $$.updateAngle(d);
+      return updated ? arc(updated) : "M 0 0";
+    };
+  };
+
+  ChartInternal.prototype.getArc = function (d, withoutUpdate, force) {
+    return force || this.isArcType(d.data) ? this.svgArc(d, withoutUpdate) : "M 0 0";
+  };
+
+  ChartInternal.prototype.transformForArcLabel = function (d) {
+    var $$ = this,
+        config = $$.config,
+        updated = $$.updateAngle(d),
+        c,
+        x,
+        y,
+        h,
+        ratio,
+        translate = "",
+        hasGauge = $$.hasType('gauge');
+
+    if (updated && !hasGauge) {
+      c = this.svgArc.centroid(updated);
+      x = isNaN(c[0]) ? 0 : c[0];
+      y = isNaN(c[1]) ? 0 : c[1];
+      h = Math.sqrt(x * x + y * y);
+
+      if ($$.hasType('donut') && config.donut_label_ratio) {
+        ratio = isFunction(config.donut_label_ratio) ? config.donut_label_ratio(d, $$.radius, h) : config.donut_label_ratio;
+      } else if ($$.hasType('pie') && config.pie_label_ratio) {
+        ratio = isFunction(config.pie_label_ratio) ? config.pie_label_ratio(d, $$.radius, h) : config.pie_label_ratio;
+      } else {
+        ratio = $$.radius && h ? (36 / $$.radius > 0.375 ? 1.175 - 36 / $$.radius : 0.8) * $$.radius / h : 0;
+      }
+
+      translate = "translate(" + x * ratio + ',' + y * ratio + ")";
+    } else if (updated && hasGauge && $$.filterTargetsToShow($$.data.targets).length > 1) {
+      var y1 = Math.sin(updated.endAngle - Math.PI / 2);
+      x = Math.cos(updated.endAngle - Math.PI / 2) * ($$.radiusExpanded + 25);
+      y = y1 * ($$.radiusExpanded + 15 - Math.abs(y1 * 10)) + 3;
+      translate = "translate(" + x + ',' + y + ")";
+    }
+
+    return translate;
+  };
+
+  ChartInternal.prototype.getArcRatio = function (d) {
+    var $$ = this,
+        config = $$.config,
+        whole = Math.PI * ($$.hasType('gauge') && !config.gauge_fullCircle ? 1 : 2);
+    return d ? (d.endAngle - d.startAngle) / whole : null;
+  };
+
+  ChartInternal.prototype.convertToArcData = function (d) {
+    return this.addName({
+      id: d.data.id,
+      value: d.value,
+      ratio: this.getArcRatio(d),
+      index: d.index
+    });
+  };
+
+  ChartInternal.prototype.textForArcLabel = function (d) {
+    var $$ = this,
+        updated,
+        value,
+        ratio,
+        id,
+        format;
+
+    if (!$$.shouldShowArcLabel()) {
+      return "";
+    }
+
+    updated = $$.updateAngle(d);
+    value = updated ? updated.value : null;
+    ratio = $$.getArcRatio(updated);
+    id = d.data.id;
+
+    if (!$$.hasType('gauge') && !$$.meetsArcLabelThreshold(ratio)) {
+      return "";
+    }
+
+    format = $$.getArcLabelFormat();
+    return format ? format(value, ratio, id) : $$.defaultArcValueFormat(value, ratio);
+  };
+
+  ChartInternal.prototype.textForGaugeMinMax = function (value, isMax) {
+    var $$ = this,
+        format = $$.getGaugeLabelExtents();
+    return format ? format(value, isMax) : value;
+  };
+
+  ChartInternal.prototype.expandArc = function (targetIds) {
+    var $$ = this,
+        interval; // MEMO: avoid to cancel transition
+
+    if ($$.transiting) {
+      interval = window.setInterval(function () {
+        if (!$$.transiting) {
+          window.clearInterval(interval);
+
+          if ($$.legend.selectAll('.c3-legend-item-focused').size() > 0) {
+            $$.expandArc(targetIds);
+          }
+        }
+      }, 10);
+      return;
+    }
+
+    targetIds = $$.mapToTargetIds(targetIds);
+    $$.svg.selectAll($$.selectorTargets(targetIds, '.' + CLASS.chartArc)).each(function (d) {
+      if (!$$.shouldExpand(d.data.id)) {
+        return;
+      }
+
+      $$.d3.select(this).selectAll('path').transition().duration($$.expandDuration(d.data.id)).attr("d", $$.svgArcExpanded).transition().duration($$.expandDuration(d.data.id) * 2).attr("d", $$.svgArcExpandedSub).each(function (d) {
+        if ($$.isDonutType(d.data)) ;
+      });
+    });
+  };
+
+  ChartInternal.prototype.unexpandArc = function (targetIds) {
+    var $$ = this;
+
+    if ($$.transiting) {
+      return;
+    }
+
+    targetIds = $$.mapToTargetIds(targetIds);
+    $$.svg.selectAll($$.selectorTargets(targetIds, '.' + CLASS.chartArc)).selectAll('path').transition().duration(function (d) {
+      return $$.expandDuration(d.data.id);
+    }).attr("d", $$.svgArc);
+    $$.svg.selectAll('.' + CLASS.arc);
+  };
+
+  ChartInternal.prototype.expandDuration = function (id) {
+    var $$ = this,
+        config = $$.config;
+
+    if ($$.isDonutType(id)) {
+      return config.donut_expand_duration;
+    } else if ($$.isGaugeType(id)) {
+      return config.gauge_expand_duration;
+    } else if ($$.isPieType(id)) {
+      return config.pie_expand_duration;
+    } else {
+      return 50;
+    }
+  };
+
+  ChartInternal.prototype.shouldExpand = function (id) {
+    var $$ = this,
+        config = $$.config;
+    return $$.isDonutType(id) && config.donut_expand || $$.isGaugeType(id) && config.gauge_expand || $$.isPieType(id) && config.pie_expand;
+  };
+
+  ChartInternal.prototype.shouldShowArcLabel = function () {
+    var $$ = this,
+        config = $$.config,
+        shouldShow = true;
+
+    if ($$.hasType('donut')) {
+      shouldShow = config.donut_label_show;
+    } else if ($$.hasType('pie')) {
+      shouldShow = config.pie_label_show;
+    } // when gauge, always true
+
+
+    return shouldShow;
+  };
+
+  ChartInternal.prototype.meetsArcLabelThreshold = function (ratio) {
+    var $$ = this,
+        config = $$.config,
+        threshold = $$.hasType('donut') ? config.donut_label_threshold : config.pie_label_threshold;
+    return ratio >= threshold;
+  };
+
+  ChartInternal.prototype.getArcLabelFormat = function () {
+    var $$ = this,
+        config = $$.config,
+        format = config.pie_label_format;
+
+    if ($$.hasType('gauge')) {
+      format = config.gauge_label_format;
+    } else if ($$.hasType('donut')) {
+      format = config.donut_label_format;
+    }
+
+    return format;
+  };
+
+  ChartInternal.prototype.getGaugeLabelExtents = function () {
+    var $$ = this,
+        config = $$.config;
+    return config.gauge_label_extents;
+  };
+
+  ChartInternal.prototype.getArcTitle = function () {
+    var $$ = this;
+    return $$.hasType('donut') ? $$.config.donut_title : "";
+  };
+
+  ChartInternal.prototype.updateTargetsForArc = function (targets) {
+    var $$ = this,
+        main = $$.main,
+        mainPies,
+        mainPieEnter,
+        classChartArc = $$.classChartArc.bind($$),
+        classArcs = $$.classArcs.bind($$),
+        classFocus = $$.classFocus.bind($$);
+    mainPies = main.select('.' + CLASS.chartArcs).selectAll('.' + CLASS.chartArc).data($$.pie(targets)).attr("class", function (d) {
+      return classChartArc(d) + classFocus(d.data);
+    });
+    mainPieEnter = mainPies.enter().append("g").attr("class", classChartArc);
+    mainPieEnter.append('g').attr('class', classArcs);
+    mainPieEnter.append("text").attr("dy", $$.hasType('gauge') ? "-.1em" : ".35em").style("opacity", 0).style("text-anchor", "middle").style("pointer-events", "none"); // MEMO: can not keep same color..., but not bad to update color in redraw
+    //mainPieUpdate.exit().remove();
+  };
+
+  ChartInternal.prototype.initArc = function () {
+    var $$ = this;
+    $$.arcs = $$.main.select('.' + CLASS.chart).append("g").attr("class", CLASS.chartArcs).attr("transform", $$.getTranslate('arc'));
+    $$.arcs.append('text').attr('class', CLASS.chartArcsTitle).style("text-anchor", "middle").text($$.getArcTitle());
+  };
+
+  ChartInternal.prototype.redrawArc = function (duration, durationForExit, withTransform) {
+    var $$ = this,
+        d3 = $$.d3,
+        config = $$.config,
+        main = $$.main,
+        arcs,
+        mainArc,
+        arcLabelLines,
+        mainArcLabelLine,
+        hasGaugeType = $$.hasType('gauge');
+    arcs = main.selectAll('.' + CLASS.arcs).selectAll('.' + CLASS.arc).data($$.arcData.bind($$));
+    mainArc = arcs.enter().append('path').attr("class", $$.classArc.bind($$)).style("fill", function (d) {
+      return $$.color(d.data);
+    }).style("cursor", function (d) {
+      return config.interaction_enabled && config.data_selection_isselectable(d) ? "pointer" : null;
+    }).each(function (d) {
+      if ($$.isGaugeType(d.data)) {
+        d.startAngle = d.endAngle = config.gauge_startingAngle;
+      }
+
+      this._current = d;
+    }).merge(arcs);
+
+    if (hasGaugeType) {
+      arcLabelLines = main.selectAll('.' + CLASS.arcs).selectAll('.' + CLASS.arcLabelLine).data($$.arcData.bind($$));
+      mainArcLabelLine = arcLabelLines.enter().append('rect').attr("class", function (d) {
+        return CLASS.arcLabelLine + ' ' + CLASS.target + ' ' + CLASS.target + '-' + d.data.id;
+      }).merge(arcLabelLines);
+
+      if ($$.filterTargetsToShow($$.data.targets).length === 1) {
+        mainArcLabelLine.style("display", "none");
+      } else {
+        mainArcLabelLine.style("fill", function (d) {
+          return config.color_pattern.length > 0 ? $$.levelColor(d.data.values[0].value) : $$.color(d.data);
+        }).style("display", config.gauge_labelLine_show ? "" : "none").each(function (d) {
+          var lineLength = 0,
+              lineThickness = 2,
+              x = 0,
+              y = 0,
+              transform = "";
+
+          if ($$.hiddenTargetIds.indexOf(d.data.id) < 0) {
+            var updated = $$.updateAngle(d),
+                innerLineLength = $$.gaugeArcWidth / $$.filterTargetsToShow($$.data.targets).length * (updated.index + 1),
+                lineAngle = updated.endAngle - Math.PI / 2,
+                arcInnerRadius = $$.radius - innerLineLength,
+                linePositioningAngle = lineAngle - (arcInnerRadius === 0 ? 0 : 1 / arcInnerRadius);
+            lineLength = $$.radiusExpanded - $$.radius + innerLineLength;
+            x = Math.cos(linePositioningAngle) * arcInnerRadius;
+            y = Math.sin(linePositioningAngle) * arcInnerRadius;
+            transform = "rotate(" + lineAngle * 180 / Math.PI + ", " + x + ", " + y + ")";
+          }
+
+          d3.select(this).attr('x', x).attr('y', y).attr('width', lineLength).attr('height', lineThickness).attr('transform', transform).style("stroke-dasharray", "0, " + (lineLength + lineThickness) + ", 0");
+        });
+      }
+    }
+
+    mainArc.attr("transform", function (d) {
+      return !$$.isGaugeType(d.data) && withTransform ? "scale(0)" : "";
+    }).on('mouseover', config.interaction_enabled ? function (d) {
+      var updated, arcData;
+
+      if ($$.transiting) {
+        // skip while transiting
+        return;
+      }
+
+      updated = $$.updateAngle(d);
+
+      if (updated) {
+        arcData = $$.convertToArcData(updated); // transitions
+
+        $$.expandArc(updated.data.id);
+        $$.api.focus(updated.data.id);
+        $$.toggleFocusLegend(updated.data.id, true);
+        $$.config.data_onmouseover(arcData, this);
+      }
+    } : null).on('mousemove', config.interaction_enabled ? function (d) {
+      var updated = $$.updateAngle(d),
+          arcData,
+          selectedData;
+
+      if (updated) {
+        arcData = $$.convertToArcData(updated), selectedData = [arcData];
+        $$.showTooltip(selectedData, this);
+      }
+    } : null).on('mouseout', config.interaction_enabled ? function (d) {
+      var updated, arcData;
+
+      if ($$.transiting) {
+        // skip while transiting
+        return;
+      }
+
+      updated = $$.updateAngle(d);
+
+      if (updated) {
+        arcData = $$.convertToArcData(updated); // transitions
+
+        $$.unexpandArc(updated.data.id);
+        $$.api.revert();
+        $$.revertLegend();
+        $$.hideTooltip();
+        $$.config.data_onmouseout(arcData, this);
+      }
+    } : null).on('click', config.interaction_enabled ? function (d, i) {
+      var updated = $$.updateAngle(d),
+          arcData;
+
+      if (updated) {
+        arcData = $$.convertToArcData(updated);
+
+        if ($$.toggleShape) {
+          $$.toggleShape(this, arcData, i);
+        }
+
+        $$.config.data_onclick.call($$.api, arcData, this);
+      }
+    } : null).each(function () {
+      $$.transiting = true;
+    }).transition().duration(duration).attrTween("d", function (d) {
+      var updated = $$.updateAngle(d),
+          interpolate;
+
+      if (!updated) {
+        return function () {
+          return "M 0 0";
+        };
+      } //                if (this._current === d) {
+      //                    this._current = {
+      //                        startAngle: Math.PI*2,
+      //                        endAngle: Math.PI*2,
+      //                    };
+      //                }
+
+
+      if (isNaN(this._current.startAngle)) {
+        this._current.startAngle = 0;
+      }
+
+      if (isNaN(this._current.endAngle)) {
+        this._current.endAngle = this._current.startAngle;
+      }
+
+      interpolate = d3.interpolate(this._current, updated);
+      this._current = interpolate(0);
+      return function (t) {
+        var interpolated = interpolate(t);
+        interpolated.data = d.data; // data.id will be updated by interporator
+
+        return $$.getArc(interpolated, true);
+      };
+    }).attr("transform", withTransform ? "scale(1)" : "").style("fill", function (d) {
+      return $$.levelColor ? $$.levelColor(d.data.values[0].value) : $$.color(d.data.id);
+    }) // Where gauge reading color would receive customization.
+    .call($$.endall, function () {
+      $$.transiting = false;
+    });
+    arcs.exit().transition().duration(durationForExit).style('opacity', 0).remove();
+    main.selectAll('.' + CLASS.chartArc).select('text').style("opacity", 0).attr('class', function (d) {
+      return $$.isGaugeType(d.data) ? CLASS.gaugeValue : '';
+    }).text($$.textForArcLabel.bind($$)).attr("transform", $$.transformForArcLabel.bind($$)).style('font-size', function (d) {
+      return $$.isGaugeType(d.data) && $$.filterTargetsToShow($$.data.targets).length === 1 ? Math.round($$.radius / 5) + 'px' : '';
+    }).transition().duration(duration).style("opacity", function (d) {
+      return $$.isTargetToShow(d.data.id) && $$.isArcType(d.data) ? 1 : 0;
+    });
+    main.select('.' + CLASS.chartArcsTitle).style("opacity", $$.hasType('donut') || hasGaugeType ? 1 : 0);
+
+    if (hasGaugeType) {
+      var index = 0;
+      var backgroundArc = $$.arcs.select('g.' + CLASS.chartArcsBackground).selectAll('path.' + CLASS.chartArcsBackground).data($$.data.targets);
+      backgroundArc.enter().append("path").attr("class", function (d, i) {
+        return CLASS.chartArcsBackground + ' ' + CLASS.chartArcsBackground + '-' + i;
+      }).merge(backgroundArc).attr("d", function (d1) {
+        if ($$.hiddenTargetIds.indexOf(d1.id) >= 0) {
+          return "M 0 0";
+        }
+
+        var d = {
+          data: [{
+            value: config.gauge_max
+          }],
+          startAngle: config.gauge_startingAngle,
+          endAngle: -1 * config.gauge_startingAngle * (config.gauge_fullCircle ? Math.PI : 1),
+          index: index++
+        };
+        return $$.getArc(d, true, true);
+      });
+      backgroundArc.exit().remove();
+      $$.arcs.select('.' + CLASS.chartArcsGaugeUnit).attr("dy", ".75em").text(config.gauge_label_show ? config.gauge_units : '');
+      $$.arcs.select('.' + CLASS.chartArcsGaugeMin).attr("dx", -1 * ($$.innerRadius + ($$.radius - $$.innerRadius) / (config.gauge_fullCircle ? 1 : 2)) + "px").attr("dy", "1.2em").text(config.gauge_label_show ? $$.textForGaugeMinMax(config.gauge_min, false) : '');
+      $$.arcs.select('.' + CLASS.chartArcsGaugeMax).attr("dx", $$.innerRadius + ($$.radius - $$.innerRadius) / (config.gauge_fullCircle ? 1 : 2) + "px").attr("dy", "1.2em").text(config.gauge_label_show ? $$.textForGaugeMinMax(config.gauge_max, true) : '');
+    }
+  };
+
+  ChartInternal.prototype.initGauge = function () {
+    var arcs = this.arcs;
+
+    if (this.hasType('gauge')) {
+      arcs.append('g').attr("class", CLASS.chartArcsBackground);
+      arcs.append("text").attr("class", CLASS.chartArcsGaugeUnit).style("text-anchor", "middle").style("pointer-events", "none");
+      arcs.append("text").attr("class", CLASS.chartArcsGaugeMin).style("text-anchor", "middle").style("pointer-events", "none");
+      arcs.append("text").attr("class", CLASS.chartArcsGaugeMax).style("text-anchor", "middle").style("pointer-events", "none");
+    }
+  };
+
+  ChartInternal.prototype.getGaugeLabelHeight = function () {
+    return this.config.gauge_label_show ? 20 : 0;
+  };
+
+  ChartInternal.prototype.hasCaches = function (ids) {
+    for (var i = 0; i < ids.length; i++) {
+      if (!(ids[i] in this.cache)) {
+        return false;
+      }
+    }
+
+    return true;
+  };
+
+  ChartInternal.prototype.addCache = function (id, target) {
+    this.cache[id] = this.cloneTarget(target);
+  };
+
+  ChartInternal.prototype.getCaches = function (ids) {
+    var targets = [],
+        i;
+
+    for (i = 0; i < ids.length; i++) {
+      if (ids[i] in this.cache) {
+        targets.push(this.cloneTarget(this.cache[ids[i]]));
+      }
+    }
+
+    return targets;
+  };
+
+  ChartInternal.prototype.categoryName = function (i) {
+    var config = this.config;
+    return i < config.axis_x_categories.length ? config.axis_x_categories[i] : i;
+  };
+
+  ChartInternal.prototype.generateTargetClass = function (targetId) {
+    return targetId || targetId === 0 ? ('-' + targetId).replace(/\s/g, '-') : '';
+  };
+
+  ChartInternal.prototype.generateClass = function (prefix, targetId) {
+    return " " + prefix + " " + prefix + this.generateTargetClass(targetId);
+  };
+
+  ChartInternal.prototype.classText = function (d) {
+    return this.generateClass(CLASS.text, d.index);
+  };
+
+  ChartInternal.prototype.classTexts = function (d) {
+    return this.generateClass(CLASS.texts, d.id);
+  };
+
+  ChartInternal.prototype.classShape = function (d) {
+    return this.generateClass(CLASS.shape, d.index);
+  };
+
+  ChartInternal.prototype.classShapes = function (d) {
+    return this.generateClass(CLASS.shapes, d.id);
+  };
+
+  ChartInternal.prototype.classLine = function (d) {
+    return this.classShape(d) + this.generateClass(CLASS.line, d.id);
+  };
+
+  ChartInternal.prototype.classLines = function (d) {
+    return this.classShapes(d) + this.generateClass(CLASS.lines, d.id);
+  };
+
+  ChartInternal.prototype.classCircle = function (d) {
+    return this.classShape(d) + this.generateClass(CLASS.circle, d.index);
+  };
+
+  ChartInternal.prototype.classCircles = function (d) {
+    return this.classShapes(d) + this.generateClass(CLASS.circles, d.id);
+  };
+
+  ChartInternal.prototype.classBar = function (d) {
+    return this.classShape(d) + this.generateClass(CLASS.bar, d.index);
+  };
+
+  ChartInternal.prototype.classBars = function (d) {
+    return this.classShapes(d) + this.generateClass(CLASS.bars, d.id);
+  };
+
+  ChartInternal.prototype.classArc = function (d) {
+    return this.classShape(d.data) + this.generateClass(CLASS.arc, d.data.id);
+  };
+
+  ChartInternal.prototype.classArcs = function (d) {
+    return this.classShapes(d.data) + this.generateClass(CLASS.arcs, d.data.id);
+  };
+
+  ChartInternal.prototype.classArea = function (d) {
+    return this.classShape(d) + this.generateClass(CLASS.area, d.id);
+  };
+
+  ChartInternal.prototype.classAreas = function (d) {
+    return this.classShapes(d) + this.generateClass(CLASS.areas, d.id);
+  };
+
+  ChartInternal.prototype.classRegion = function (d, i) {
+    return this.generateClass(CLASS.region, i) + ' ' + ('class' in d ? d['class'] : '');
+  };
+
+  ChartInternal.prototype.classEvent = function (d) {
+    return this.generateClass(CLASS.eventRect, d.index);
+  };
+
+  ChartInternal.prototype.classTarget = function (id) {
+    var $$ = this;
+    var additionalClassSuffix = $$.config.data_classes[id],
+        additionalClass = '';
+
+    if (additionalClassSuffix) {
+      additionalClass = ' ' + CLASS.target + '-' + additionalClassSuffix;
+    }
+
+    return $$.generateClass(CLASS.target, id) + additionalClass;
+  };
+
+  ChartInternal.prototype.classFocus = function (d) {
+    return this.classFocused(d) + this.classDefocused(d);
+  };
+
+  ChartInternal.prototype.classFocused = function (d) {
+    return ' ' + (this.focusedTargetIds.indexOf(d.id) >= 0 ? CLASS.focused : '');
+  };
+
+  ChartInternal.prototype.classDefocused = function (d) {
+    return ' ' + (this.defocusedTargetIds.indexOf(d.id) >= 0 ? CLASS.defocused : '');
+  };
+
+  ChartInternal.prototype.classChartText = function (d) {
+    return CLASS.chartText + this.classTarget(d.id);
+  };
+
+  ChartInternal.prototype.classChartLine = function (d) {
+    return CLASS.chartLine + this.classTarget(d.id);
+  };
+
+  ChartInternal.prototype.classChartBar = function (d) {
+    return CLASS.chartBar + this.classTarget(d.id);
+  };
+
+  ChartInternal.prototype.classChartArc = function (d) {
+    return CLASS.chartArc + this.classTarget(d.data.id);
+  };
+
+  ChartInternal.prototype.getTargetSelectorSuffix = function (targetId) {
+    return this.generateTargetClass(targetId).replace(/([?!@#$%^&*()_=+,.<>'":;\[\]\/|~`{}\\])/g, '\\$1');
+  };
+
+  ChartInternal.prototype.selectorTarget = function (id, prefix) {
+    return (prefix || '') + '.' + CLASS.target + this.getTargetSelectorSuffix(id);
+  };
+
+  ChartInternal.prototype.selectorTargets = function (ids, prefix) {
+    var $$ = this;
+    ids = ids || [];
+    return ids.length ? ids.map(function (id) {
+      return $$.selectorTarget(id, prefix);
+    }) : null;
+  };
+
+  ChartInternal.prototype.selectorLegend = function (id) {
+    return '.' + CLASS.legendItem + this.getTargetSelectorSuffix(id);
+  };
+
+  ChartInternal.prototype.selectorLegends = function (ids) {
+    var $$ = this;
+    return ids && ids.length ? ids.map(function (id) {
+      return $$.selectorLegend(id);
+    }) : null;
+  };
+
+  ChartInternal.prototype.getClipPath = function (id) {
+    var isIE9 = window.navigator.appVersion.toLowerCase().indexOf("msie 9.") >= 0;
+    return "url(" + (isIE9 ? "" : document.URL.split('#')[0]) + "#" + id + ")";
+  };
+
+  ChartInternal.prototype.appendClip = function (parent, id) {
+    return parent.append("clipPath").attr("id", id).append("rect");
+  };
+
+  ChartInternal.prototype.getAxisClipX = function (forHorizontal) {
+    // axis line width + padding for left
+    var left = Math.max(30, this.margin.left);
+    return forHorizontal ? -(1 + left) : -(left - 1);
+  };
+
+  ChartInternal.prototype.getAxisClipY = function (forHorizontal) {
+    return forHorizontal ? -20 : -this.margin.top;
+  };
+
+  ChartInternal.prototype.getXAxisClipX = function () {
+    var $$ = this;
+    return $$.getAxisClipX(!$$.config.axis_rotated);
+  };
+
+  ChartInternal.prototype.getXAxisClipY = function () {
+    var $$ = this;
+    return $$.getAxisClipY(!$$.config.axis_rotated);
+  };
+
+  ChartInternal.prototype.getYAxisClipX = function () {
+    var $$ = this;
+    return $$.config.axis_y_inner ? -1 : $$.getAxisClipX($$.config.axis_rotated);
+  };
+
+  ChartInternal.prototype.getYAxisClipY = function () {
+    var $$ = this;
+    return $$.getAxisClipY($$.config.axis_rotated);
+  };
+
+  ChartInternal.prototype.getAxisClipWidth = function (forHorizontal) {
+    var $$ = this,
+        left = Math.max(30, $$.margin.left),
+        right = Math.max(30, $$.margin.right); // width + axis line width + padding for left/right
+
+    return forHorizontal ? $$.width + 2 + left + right : $$.margin.left + 20;
+  };
+
+  ChartInternal.prototype.getAxisClipHeight = function (forHorizontal) {
+    // less than 20 is not enough to show the axis label 'outer' without legend
+    return (forHorizontal ? this.margin.bottom : this.margin.top + this.height) + 20;
+  };
+
+  ChartInternal.prototype.getXAxisClipWidth = function () {
+    var $$ = this;
+    return $$.getAxisClipWidth(!$$.config.axis_rotated);
+  };
+
+  ChartInternal.prototype.getXAxisClipHeight = function () {
+    var $$ = this;
+    return $$.getAxisClipHeight(!$$.config.axis_rotated);
+  };
+
+  ChartInternal.prototype.getYAxisClipWidth = function () {
+    var $$ = this;
+    return $$.getAxisClipWidth($$.config.axis_rotated) + ($$.config.axis_y_inner ? 20 : 0);
+  };
+
+  ChartInternal.prototype.getYAxisClipHeight = function () {
+    var $$ = this;
+    return $$.getAxisClipHeight($$.config.axis_rotated);
+  };
+
+  ChartInternal.prototype.generateColor = function () {
+    var $$ = this,
+        config = $$.config,
+        d3 = $$.d3,
+        colors = config.data_colors,
+        pattern = notEmpty(config.color_pattern) ? config.color_pattern : d3.schemeCategory10,
+        callback = config.data_color,
+        ids = [];
+    return function (d) {
+      var id = d.id || d.data && d.data.id || d,
+          color; // if callback function is provided
+
+      if (colors[id] instanceof Function) {
+        color = colors[id](d);
+      } // if specified, choose that color
+      else if (colors[id]) {
+          color = colors[id];
+        } // if not specified, choose from pattern
+        else {
+            if (ids.indexOf(id) < 0) {
+              ids.push(id);
+            }
+
+            color = pattern[ids.indexOf(id) % pattern.length];
+            colors[id] = color;
+          }
+
+      return callback instanceof Function ? callback(color, d) : color;
+    };
+  };
+
+  ChartInternal.prototype.generateLevelColor = function () {
+    var $$ = this,
+        config = $$.config,
+        colors = config.color_pattern,
+        threshold = config.color_threshold,
+        asValue = threshold.unit === 'value',
+        values = threshold.values && threshold.values.length ? threshold.values : [],
+        max = threshold.max || 100;
+    return notEmpty(config.color_threshold) ? function (value) {
+      var i,
+          v,
+          color = colors[colors.length - 1];
+
+      for (i = 0; i < values.length; i++) {
+        v = asValue ? value : value * 100 / max;
+
+        if (v < values[i]) {
+          color = colors[i];
+          break;

         }
         }

-        mainArc.attr("transform", function (d) {
-            return !$$.isGaugeType(d.data) && withTransform ? "scale(0)" : "";
-        }).on('mouseover', config.interaction_enabled ? function (d) {
-            var updated, arcData;
-            if ($$.transiting) {
-                // skip while transiting
-                return;
-            }
-            updated = $$.updateAngle(d);
-            if (updated) {
-                arcData = $$.convertToArcData(updated);
-                // transitions
-                $$.expandArc(updated.data.id);
-                $$.api.focus(updated.data.id);
-                $$.toggleFocusLegend(updated.data.id, true);
-                $$.config.data_onmouseover(arcData, this);
-            }
-        } : null).on('mousemove', config.interaction_enabled ? function (d) {
-            var updated = $$.updateAngle(d),
-                arcData,
-                selectedData;
-            if (updated) {
-                arcData = $$.convertToArcData(updated), selectedData = [arcData];
-                $$.showTooltip(selectedData, this);
-            }
-        } : null).on('mouseout', config.interaction_enabled ? function (d) {
-            var updated, arcData;
-            if ($$.transiting) {
-                // skip while transiting
-                return;
-            }
-            updated = $$.updateAngle(d);
-            if (updated) {
-                arcData = $$.convertToArcData(updated);
-                // transitions
-                $$.unexpandArc(updated.data.id);
-                $$.api.revert();
-                $$.revertLegend();
-                $$.hideTooltip();
-                $$.config.data_onmouseout(arcData, this);
-            }
-        } : null).on('click', config.interaction_enabled ? function (d, i) {
-            var updated = $$.updateAngle(d),
-                arcData;
-            if (updated) {
-                arcData = $$.convertToArcData(updated);
-                if ($$.toggleShape) {
-                    $$.toggleShape(this, arcData, i);
-                }
-                $$.config.data_onclick.call($$.api, arcData, this);
-            }
-        } : null).each(function () {
-            $$.transiting = true;
-        }).transition().duration(duration).attrTween("d", function (d) {
-            var updated = $$.updateAngle(d),
-                interpolate;
-            if (!updated) {
-                return function () {
-                    return "M 0 0";
-                };
-            }
-            //                if (this._current === d) {
-            //                    this._current = {
-            //                        startAngle: Math.PI*2,
-            //                        endAngle: Math.PI*2,
-            //                    };
-            //                }
-            if (isNaN(this._current.startAngle)) {
-                this._current.startAngle = 0;
-            }
-            if (isNaN(this._current.endAngle)) {
-                this._current.endAngle = this._current.startAngle;
-            }
-            interpolate = d3.interpolate(this._current, updated);
-            this._current = interpolate(0);
-            return function (t) {
-                var interpolated = interpolate(t);
-                interpolated.data = d.data; // data.id will be updated by interporator
-                return $$.getArc(interpolated, true);
-            };
-        }).attr("transform", withTransform ? "scale(1)" : "").style("fill", function (d) {
-            return $$.levelColor ? $$.levelColor(d.data.values[0].value) : $$.color(d.data.id);
-        }) // Where gauge reading color would receive customization.
-        .call($$.endall, function () {
-            $$.transiting = false;
+      }
+
+      return color;
+    } : null;
+  };
+
+  ChartInternal.prototype.getDefaultConfig = function () {
+    var config = {
+      bindto: '#chart',
+      svg_classname: undefined,
+      size_width: undefined,
+      size_height: undefined,
+      padding_left: undefined,
+      padding_right: undefined,
+      padding_top: undefined,
+      padding_bottom: undefined,
+      resize_auto: true,
+      zoom_enabled: false,
+      zoom_initialRange: undefined,
+      zoom_type: 'scroll',
+      zoom_disableDefaultBehavior: false,
+      zoom_privileged: false,
+      zoom_rescale: false,
+      zoom_onzoom: function zoom_onzoom() {},
+      zoom_onzoomstart: function zoom_onzoomstart() {},
+      zoom_onzoomend: function zoom_onzoomend() {},
+      zoom_x_min: undefined,
+      zoom_x_max: undefined,
+      interaction_brighten: true,
+      interaction_enabled: true,
+      onmouseover: function onmouseover() {},
+      onmouseout: function onmouseout() {},
+      onresize: function onresize() {},
+      onresized: function onresized() {},
+      oninit: function oninit() {},
+      onrendered: function onrendered() {},
+      transition_duration: 350,
+      data_x: undefined,
+      data_xs: {},
+      data_xFormat: '%Y-%m-%d',
+      data_xLocaltime: true,
+      data_xSort: true,
+      data_idConverter: function data_idConverter(id) {
+        return id;
+      },
+      data_names: {},
+      data_classes: {},
+      data_groups: [],
+      data_axes: {},
+      data_type: undefined,
+      data_types: {},
+      data_labels: {},
+      data_order: 'desc',
+      data_regions: {},
+      data_color: undefined,
+      data_colors: {},
+      data_hide: false,
+      data_filter: undefined,
+      data_selection_enabled: false,
+      data_selection_grouped: false,
+      data_selection_isselectable: function data_selection_isselectable() {
+        return true;
+      },
+      data_selection_multiple: true,
+      data_selection_draggable: false,
+      data_onclick: function data_onclick() {},
+      data_onmouseover: function data_onmouseover() {},
+      data_onmouseout: function data_onmouseout() {},
+      data_onselected: function data_onselected() {},
+      data_onunselected: function data_onunselected() {},
+      data_url: undefined,
+      data_headers: undefined,
+      data_json: undefined,
+      data_rows: undefined,
+      data_columns: undefined,
+      data_mimeType: undefined,
+      data_keys: undefined,
+      // configuration for no plot-able data supplied.
+      data_empty_label_text: "",
+      // subchart
+      subchart_show: false,
+      subchart_size_height: 60,
+      subchart_axis_x_show: true,
+      subchart_onbrush: function subchart_onbrush() {},
+      // color
+      color_pattern: [],
+      color_threshold: {},
+      // legend
+      legend_show: true,
+      legend_hide: false,
+      legend_position: 'bottom',
+      legend_inset_anchor: 'top-left',
+      legend_inset_x: 10,
+      legend_inset_y: 0,
+      legend_inset_step: undefined,
+      legend_item_onclick: undefined,
+      legend_item_onmouseover: undefined,
+      legend_item_onmouseout: undefined,
+      legend_equally: false,
+      legend_padding: 0,
+      legend_item_tile_width: 10,
+      legend_item_tile_height: 10,
+      // axis
+      axis_rotated: false,
+      axis_x_show: true,
+      axis_x_type: 'indexed',
+      axis_x_localtime: true,
+      axis_x_categories: [],
+      axis_x_tick_centered: false,
+      axis_x_tick_format: undefined,
+      axis_x_tick_culling: {},
+      axis_x_tick_culling_max: 10,
+      axis_x_tick_count: undefined,
+      axis_x_tick_fit: true,
+      axis_x_tick_values: null,
+      axis_x_tick_rotate: 0,
+      axis_x_tick_outer: true,
+      axis_x_tick_multiline: true,
+      axis_x_tick_multilineMax: 0,
+      axis_x_tick_width: null,
+      axis_x_max: undefined,
+      axis_x_min: undefined,
+      axis_x_padding: {},
+      axis_x_height: undefined,
+      axis_x_selection: undefined,
+      axis_x_label: {},
+      axis_x_inner: undefined,
+      axis_y_show: true,
+      axis_y_type: undefined,
+      axis_y_max: undefined,
+      axis_y_min: undefined,
+      axis_y_inverted: false,
+      axis_y_center: undefined,
+      axis_y_inner: undefined,
+      axis_y_label: {},
+      axis_y_tick_format: undefined,
+      axis_y_tick_outer: true,
+      axis_y_tick_values: null,
+      axis_y_tick_rotate: 0,
+      axis_y_tick_count: undefined,
+      axis_y_tick_time_type: undefined,
+      axis_y_tick_time_interval: undefined,
+      axis_y_padding: {},
+      axis_y_default: undefined,
+      axis_y2_show: false,
+      axis_y2_max: undefined,
+      axis_y2_min: undefined,
+      axis_y2_inverted: false,
+      axis_y2_center: undefined,
+      axis_y2_inner: undefined,
+      axis_y2_label: {},
+      axis_y2_tick_format: undefined,
+      axis_y2_tick_outer: true,
+      axis_y2_tick_values: null,
+      axis_y2_tick_count: undefined,
+      axis_y2_padding: {},
+      axis_y2_default: undefined,
+      // grid
+      grid_x_show: false,
+      grid_x_type: 'tick',
+      grid_x_lines: [],
+      grid_y_show: false,
+      // not used
+      // grid_y_type: 'tick',
+      grid_y_lines: [],
+      grid_y_ticks: 10,
+      grid_focus_show: true,
+      grid_lines_front: true,
+      // point - point of each data
+      point_show: true,
+      point_r: 2.5,
+      point_sensitivity: 10,
+      point_focus_expand_enabled: true,
+      point_focus_expand_r: undefined,
+      point_select_r: undefined,
+      // line
+      line_connectNull: false,
+      line_step_type: 'step',
+      // bar
+      bar_width: undefined,
+      bar_width_ratio: 0.6,
+      bar_width_max: undefined,
+      bar_zerobased: true,
+      bar_space: 0,
+      // area
+      area_zerobased: true,
+      area_above: false,
+      // pie
+      pie_label_show: true,
+      pie_label_format: undefined,
+      pie_label_threshold: 0.05,
+      pie_label_ratio: undefined,
+      pie_expand: {},
+      pie_expand_duration: 50,
+      // gauge
+      gauge_fullCircle: false,
+      gauge_label_show: true,
+      gauge_labelLine_show: true,
+      gauge_label_format: undefined,
+      gauge_min: 0,
+      gauge_max: 100,
+      gauge_startingAngle: -1 * Math.PI / 2,
+      gauge_label_extents: undefined,
+      gauge_units: undefined,
+      gauge_width: undefined,
+      gauge_arcs_minWidth: 5,
+      gauge_expand: {},
+      gauge_expand_duration: 50,
+      // donut
+      donut_label_show: true,
+      donut_label_format: undefined,
+      donut_label_threshold: 0.05,
+      donut_label_ratio: undefined,
+      donut_width: undefined,
+      donut_title: "",
+      donut_expand: {},
+      donut_expand_duration: 50,
+      // spline
+      spline_interpolation_type: 'cardinal',
+      // region - region to change style
+      regions: [],
+      // tooltip - show when mouseover on each data
+      tooltip_show: true,
+      tooltip_grouped: true,
+      tooltip_order: undefined,
+      tooltip_format_title: undefined,
+      tooltip_format_name: undefined,
+      tooltip_format_value: undefined,
+      tooltip_position: undefined,
+      tooltip_contents: function tooltip_contents(d, defaultTitleFormat, defaultValueFormat, color) {
+        return this.getTooltipContent ? this.getTooltipContent(d, defaultTitleFormat, defaultValueFormat, color) : '';
+      },
+      tooltip_init_show: false,
+      tooltip_init_x: 0,
+      tooltip_init_position: {
+        top: '0px',
+        left: '50px'
+      },
+      tooltip_onshow: function tooltip_onshow() {},
+      tooltip_onhide: function tooltip_onhide() {},
+      // title
+      title_text: undefined,
+      title_padding: {
+        top: 0,
+        right: 0,
+        bottom: 0,
+        left: 0
+      },
+      title_position: 'top-center'
+    };
+    Object.keys(this.additionalConfig).forEach(function (key) {
+      config[key] = this.additionalConfig[key];
+    }, this);
+    return config;
+  };
+
+  ChartInternal.prototype.additionalConfig = {};
+
+  ChartInternal.prototype.loadConfig = function (config) {
+    var this_config = this.config,
+        target,
+        keys,
+        read;
+
+    function find() {
+      var key = keys.shift(); //        console.log("key =>", key, ", target =>", target);
+
+      if (key && target && _typeof(target) === 'object' && key in target) {
+        target = target[key];
+        return find();
+      } else if (!key) {
+        return target;
+      } else {
+        return undefined;
+      }
+    }
+
+    Object.keys(this_config).forEach(function (key) {
+      target = config;
+      keys = key.split('_');
+      read = find(); //        console.log("CONFIG : ", key, read);
+
+      if (isDefined(read)) {
+        this_config[key] = read;
+      }
+    });
+  };
+
+  ChartInternal.prototype.convertUrlToData = function (url, mimeType, headers, keys, done) {
+    var $$ = this,
+        type = mimeType ? mimeType : 'csv',
+        f,
+        converter;
+
+    if (type === 'json') {
+      f = $$.d3.json;
+      converter = $$.convertJsonToData;
+    } else if (type === 'tsv') {
+      f = $$.d3.tsv;
+      converter = $$.convertXsvToData;
+    } else {
+      f = $$.d3.csv;
+      converter = $$.convertXsvToData;
+    }
+
+    f(url, headers).then(function (data) {
+      done.call($$, converter.call($$, data, keys));
+    }).catch(function (error) {
+      throw error;
+    });
+  };
+
+  ChartInternal.prototype.convertXsvToData = function (xsv) {
+    var keys = xsv.columns,
+        rows = xsv;
+
+    if (rows.length === 0) {
+      return {
+        keys: keys,
+        rows: [keys.reduce(function (row, key) {
+          return Object.assign(row, _defineProperty({}, key, null));
+        }, {})]
+      };
+    } else {
+      // [].concat() is to convert result into a plain array otherwise
+      // test is not happy because rows have properties.
+      return {
+        keys: keys,
+        rows: [].concat(xsv)
+      };
+    }
+  };
+
+  ChartInternal.prototype.convertJsonToData = function (json, keys) {
+    var $$ = this,
+        new_rows = [],
+        targetKeys,
+        data;
+
+    if (keys) {
+      // when keys specified, json would be an array that includes objects
+      if (keys.x) {
+        targetKeys = keys.value.concat(keys.x);
+        $$.config.data_x = keys.x;
+      } else {
+        targetKeys = keys.value;
+      }
+
+      new_rows.push(targetKeys);
+      json.forEach(function (o) {
+        var new_row = [];
+        targetKeys.forEach(function (key) {
+          // convert undefined to null because undefined data will be removed in convertDataToTargets()
+          var v = $$.findValueInJson(o, key);
+
+          if (isUndefined(v)) {
+            v = null;
+          }
+
+          new_row.push(v);
+        });
+        new_rows.push(new_row);
+      });
+      data = $$.convertRowsToData(new_rows);
+    } else {
+      Object.keys(json).forEach(function (key) {
+        new_rows.push([key].concat(json[key]));
+      });
+      data = $$.convertColumnsToData(new_rows);
+    }
+
+    return data;
+  };
+
+  ChartInternal.prototype.findValueInJson = function (object, path) {
+    path = path.replace(/\[(\w+)\]/g, '.$1'); // convert indexes to properties (replace [] with .)
+
+    path = path.replace(/^\./, ''); // strip a leading dot
+
+    var pathArray = path.split('.');
+
+    for (var i = 0; i < pathArray.length; ++i) {
+      var k = pathArray[i];
+
+      if (k in object) {
+        object = object[k];
+      } else {
+        return;
+      }
+    }
+
+    return object;
+  };
+  /**
+   * Converts the rows to normalized data.
+   * @param {any[][]} rows The row data
+   * @return {Object}
+   */
+
+
+  ChartInternal.prototype.convertRowsToData = function (rows) {
+    var newRows = [];
+    var keys = rows[0];
+
+    for (var i = 1; i < rows.length; i++) {
+      var newRow = {};
+
+      for (var j = 0; j < rows[i].length; j++) {
+        if (isUndefined(rows[i][j])) {
+          throw new Error("Source data is missing a component at (" + i + "," + j + ")!");
+        }
+
+        newRow[keys[j]] = rows[i][j];
+      }
+
+      newRows.push(newRow);
+    }
+
+    return {
+      keys: keys,
+      rows: newRows
+    };
+  };
+  /**
+   * Converts the columns to normalized data.
+   * @param {any[][]} columns The column data
+   * @return {Object}
+   */
+
+
+  ChartInternal.prototype.convertColumnsToData = function (columns) {
+    var newRows = [];
+    var keys = [];
+
+    for (var i = 0; i < columns.length; i++) {
+      var key = columns[i][0];
+
+      for (var j = 1; j < columns[i].length; j++) {
+        if (isUndefined(newRows[j - 1])) {
+          newRows[j - 1] = {};
+        }
+
+        if (isUndefined(columns[i][j])) {
+          throw new Error("Source data is missing a component at (" + i + "," + j + ")!");
+        }
+
+        newRows[j - 1][key] = columns[i][j];
+      }
+
+      keys.push(key);
+    }
+
+    return {
+      keys: keys,
+      rows: newRows
+    };
+  };
+  /**
+   * Converts the data format into the target format.
+   * @param {!Object} data
+   * @param {!Array} data.keys Ordered list of target IDs.
+   * @param {!Array} data.rows Rows of data to convert.
+   * @param {boolean} appendXs True to append to $$.data.xs, False to replace.
+   * @return {!Array}
+   */
+
+
+  ChartInternal.prototype.convertDataToTargets = function (data, appendXs) {
+    var $$ = this,
+        config = $$.config,
+        targets,
+        ids,
+        xs,
+        keys; // handles format where keys are not orderly provided
+
+    if (isArray(data)) {
+      keys = Object.keys(data[0]);
+    } else {
+      keys = data.keys;
+      data = data.rows;
+    }
+
+    ids = keys.filter($$.isNotX, $$);
+    xs = keys.filter($$.isX, $$); // save x for update data by load when custom x and c3.x API
+
+    ids.forEach(function (id) {
+      var xKey = $$.getXKey(id);
+
+      if ($$.isCustomX() || $$.isTimeSeries()) {
+        // if included in input data
+        if (xs.indexOf(xKey) >= 0) {
+          $$.data.xs[id] = (appendXs && $$.data.xs[id] ? $$.data.xs[id] : []).concat(data.map(function (d) {
+            return d[xKey];
+          }).filter(isValue).map(function (rawX, i) {
+            return $$.generateTargetX(rawX, id, i);
+          }));
+        } // if not included in input data, find from preloaded data of other id's x
+        else if (config.data_x) {
+            $$.data.xs[id] = $$.getOtherTargetXs();
+          } // if not included in input data, find from preloaded data
+          else if (notEmpty(config.data_xs)) {
+              $$.data.xs[id] = $$.getXValuesOfXKey(xKey, $$.data.targets);
+            } // MEMO: if no x included, use same x of current will be used
+
+      } else {
+        $$.data.xs[id] = data.map(function (d, i) {
+          return i;

         });
         });

-        arcs.exit().transition().duration(durationForExit).style('opacity', 0).remove();
-        main.selectAll('.' + CLASS.chartArc).select('text').style("opacity", 0).attr('class', function (d) {
-            return $$.isGaugeType(d.data) ? CLASS.gaugeValue : '';
-        }).text($$.textForArcLabel.bind($$)).attr("transform", $$.transformForArcLabel.bind($$)).style('font-size', function (d) {
-            return $$.isGaugeType(d.data) && $$.filterTargetsToShow($$.data.targets).length === 1 ? Math.round($$.radius / 5) + 'px' : '';
-        }).transition().duration(duration).style("opacity", function (d) {
-            return $$.isTargetToShow(d.data.id) && $$.isArcType(d.data) ? 1 : 0;
+      }
+    }); // check x is defined
+
+    ids.forEach(function (id) {
+      if (!$$.data.xs[id]) {
+        throw new Error('x is not defined for id = "' + id + '".');
+      }
+    }); // convert to target
+
+    targets = ids.map(function (id, index) {
+      var convertedId = config.data_idConverter(id);
+      return {
+        id: convertedId,
+        id_org: id,
+        values: data.map(function (d, i) {
+          var xKey = $$.getXKey(id),
+              rawX = d[xKey],
+              value = d[id] !== null && !isNaN(d[id]) ? +d[id] : null,
+              x; // use x as categories if custom x and categorized
+
+          if ($$.isCustomX() && $$.isCategorized() && !isUndefined(rawX)) {
+            if (index === 0 && i === 0) {
+              config.axis_x_categories = [];
+            }
+
+            x = config.axis_x_categories.indexOf(rawX);
+
+            if (x === -1) {
+              x = config.axis_x_categories.length;
+              config.axis_x_categories.push(rawX);
+            }
+          } else {
+            x = $$.generateTargetX(rawX, id, i);
+          } // mark as x = undefined if value is undefined and filter to remove after mapped
+
+
+          if (isUndefined(d[id]) || $$.data.xs[id].length <= i) {
+            x = undefined;
+          }
+
+          return {
+            x: x,
+            value: value,
+            id: convertedId
+          };
+        }).filter(function (v) {
+          return isDefined(v.x);
+        })
+      };
+    }); // finish targets
+
+    targets.forEach(function (t) {
+      var i; // sort values by its x
+
+      if (config.data_xSort) {
+        t.values = t.values.sort(function (v1, v2) {
+          var x1 = v1.x || v1.x === 0 ? v1.x : Infinity,
+              x2 = v2.x || v2.x === 0 ? v2.x : Infinity;
+          return x1 - x2;

         });
         });

-        main.select('.' + CLASS.chartArcsTitle).style("opacity", $$.hasType('donut') || hasGaugeType ? 1 : 0);
-
-        if (hasGaugeType) {
-            var index = 0;
-            var backgroundArc = $$.arcs.select('g.' + CLASS.chartArcsBackground).selectAll('path.' + CLASS.chartArcsBackground).data($$.data.targets);
-
-            backgroundArc.enter().append("path").attr("class", function (d, i) {
-                return CLASS.chartArcsBackground + ' ' + CLASS.chartArcsBackground + '-' + i;
-            }).merge(backgroundArc).attr("d", function (d1) {
-                if ($$.hiddenTargetIds.indexOf(d1.id) >= 0) {
-                    return "M 0 0";
-                }
-
-                var d = {
-                    data: [{ value: config.gauge_max }],
-                    startAngle: config.gauge_startingAngle,
-                    endAngle: -1 * config.gauge_startingAngle * (config.gauge_fullCircle ? Math.PI : 1),
-                    index: index++
-                };
-                return $$.getArc(d, true, true);
-            });
+      } // indexing each value
+
+
+      i = 0;
+      t.values.forEach(function (v) {
+        v.index = i++;
+      }); // this needs to be sorted because its index and value.index is identical
+
+      $$.data.xs[t.id].sort(function (v1, v2) {
+        return v1 - v2;
+      });
+    }); // cache information about values
+
+    $$.hasNegativeValue = $$.hasNegativeValueInTargets(targets);
+    $$.hasPositiveValue = $$.hasPositiveValueInTargets(targets); // set target types
+
+    if (config.data_type) {
+      $$.setTargetType($$.mapToIds(targets).filter(function (id) {
+        return !(id in config.data_types);
+      }), config.data_type);
+    } // cache as original id keyed
+
+
+    targets.forEach(function (d) {
+      $$.addCache(d.id_org, d);
+    });
+    return targets;
+  };
+
+  ChartInternal.prototype.isX = function (key) {
+    var $$ = this,
+        config = $$.config;
+    return config.data_x && key === config.data_x || notEmpty(config.data_xs) && hasValue(config.data_xs, key);
+  };
+
+  ChartInternal.prototype.isNotX = function (key) {
+    return !this.isX(key);
+  };
+
+  ChartInternal.prototype.getXKey = function (id) {
+    var $$ = this,
+        config = $$.config;
+    return config.data_x ? config.data_x : notEmpty(config.data_xs) ? config.data_xs[id] : null;
+  };
+
+  ChartInternal.prototype.getXValuesOfXKey = function (key, targets) {
+    var $$ = this,
+        xValues,
+        ids = targets && notEmpty(targets) ? $$.mapToIds(targets) : [];
+    ids.forEach(function (id) {
+      if ($$.getXKey(id) === key) {
+        xValues = $$.data.xs[id];
+      }
+    });
+    return xValues;
+  };
+
+  ChartInternal.prototype.getXValue = function (id, i) {
+    var $$ = this;
+    return id in $$.data.xs && $$.data.xs[id] && isValue($$.data.xs[id][i]) ? $$.data.xs[id][i] : i;
+  };
+
+  ChartInternal.prototype.getOtherTargetXs = function () {
+    var $$ = this,
+        idsForX = Object.keys($$.data.xs);
+    return idsForX.length ? $$.data.xs[idsForX[0]] : null;
+  };
+
+  ChartInternal.prototype.getOtherTargetX = function (index) {
+    var xs = this.getOtherTargetXs();
+    return xs && index < xs.length ? xs[index] : null;
+  };
+
+  ChartInternal.prototype.addXs = function (xs) {
+    var $$ = this;
+    Object.keys(xs).forEach(function (id) {
+      $$.config.data_xs[id] = xs[id];
+    });
+  };
+
+  ChartInternal.prototype.addName = function (data) {
+    var $$ = this,
+        name;
+
+    if (data) {
+      name = $$.config.data_names[data.id];
+      data.name = name !== undefined ? name : data.id;
+    }
+
+    return data;
+  };
+
+  ChartInternal.prototype.getValueOnIndex = function (values, index) {
+    var valueOnIndex = values.filter(function (v) {
+      return v.index === index;
+    });
+    return valueOnIndex.length ? valueOnIndex[0] : null;
+  };
+
+  ChartInternal.prototype.updateTargetX = function (targets, x) {
+    var $$ = this;
+    targets.forEach(function (t) {
+      t.values.forEach(function (v, i) {
+        v.x = $$.generateTargetX(x[i], t.id, i);
+      });
+      $$.data.xs[t.id] = x;
+    });
+  };
+
+  ChartInternal.prototype.updateTargetXs = function (targets, xs) {
+    var $$ = this;
+    targets.forEach(function (t) {
+      if (xs[t.id]) {
+        $$.updateTargetX([t], xs[t.id]);
+      }
+    });
+  };
+
+  ChartInternal.prototype.generateTargetX = function (rawX, id, index) {
+    var $$ = this,
+        x;
+
+    if ($$.isTimeSeries()) {
+      x = rawX ? $$.parseDate(rawX) : $$.parseDate($$.getXValue(id, index));
+    } else if ($$.isCustomX() && !$$.isCategorized()) {
+      x = isValue(rawX) ? +rawX : $$.getXValue(id, index);
+    } else {
+      x = index;
+    }
+
+    return x;
+  };
+
+  ChartInternal.prototype.cloneTarget = function (target) {
+    return {
+      id: target.id,
+      id_org: target.id_org,
+      values: target.values.map(function (d) {
+        return {
+          x: d.x,
+          value: d.value,
+          id: d.id
+        };
+      })
+    };
+  };
+
+  ChartInternal.prototype.getMaxDataCount = function () {
+    var $$ = this;
+    return $$.d3.max($$.data.targets, function (t) {
+      return t.values.length;
+    });
+  };
+
+  ChartInternal.prototype.mapToIds = function (targets) {
+    return targets.map(function (d) {
+      return d.id;
+    });
+  };
+
+  ChartInternal.prototype.mapToTargetIds = function (ids) {
+    var $$ = this;
+    return ids ? [].concat(ids) : $$.mapToIds($$.data.targets);
+  };
+
+  ChartInternal.prototype.hasTarget = function (targets, id) {
+    var ids = this.mapToIds(targets),
+        i;
+
+    for (i = 0; i < ids.length; i++) {
+      if (ids[i] === id) {
+        return true;
+      }
+    }
+
+    return false;
+  };
+
+  ChartInternal.prototype.isTargetToShow = function (targetId) {
+    return this.hiddenTargetIds.indexOf(targetId) < 0;
+  };
+
+  ChartInternal.prototype.isLegendToShow = function (targetId) {
+    return this.hiddenLegendIds.indexOf(targetId) < 0;
+  };
+
+  ChartInternal.prototype.filterTargetsToShow = function (targets) {
+    var $$ = this;
+    return targets.filter(function (t) {
+      return $$.isTargetToShow(t.id);
+    });
+  };
+
+  ChartInternal.prototype.mapTargetsToUniqueXs = function (targets) {
+    var $$ = this;
+    var xs = $$.d3.set($$.d3.merge(targets.map(function (t) {
+      return t.values.map(function (v) {
+        return +v.x;
+      });
+    }))).values();
+    xs = $$.isTimeSeries() ? xs.map(function (x) {
+      return new Date(+x);
+    }) : xs.map(function (x) {
+      return +x;
+    });
+    return xs.sort(function (a, b) {
+      return a < b ? -1 : a > b ? 1 : a >= b ? 0 : NaN;
+    });
+  };
+
+  ChartInternal.prototype.addHiddenTargetIds = function (targetIds) {
+    targetIds = targetIds instanceof Array ? targetIds : new Array(targetIds);
+
+    for (var i = 0; i < targetIds.length; i++) {
+      if (this.hiddenTargetIds.indexOf(targetIds[i]) < 0) {
+        this.hiddenTargetIds = this.hiddenTargetIds.concat(targetIds[i]);
+      }
+    }
+  };
+
+  ChartInternal.prototype.removeHiddenTargetIds = function (targetIds) {
+    this.hiddenTargetIds = this.hiddenTargetIds.filter(function (id) {
+      return targetIds.indexOf(id) < 0;
+    });
+  };
+
+  ChartInternal.prototype.addHiddenLegendIds = function (targetIds) {
+    targetIds = targetIds instanceof Array ? targetIds : new Array(targetIds);
+
+    for (var i = 0; i < targetIds.length; i++) {
+      if (this.hiddenLegendIds.indexOf(targetIds[i]) < 0) {
+        this.hiddenLegendIds = this.hiddenLegendIds.concat(targetIds[i]);
+      }
+    }
+  };
+
+  ChartInternal.prototype.removeHiddenLegendIds = function (targetIds) {
+    this.hiddenLegendIds = this.hiddenLegendIds.filter(function (id) {
+      return targetIds.indexOf(id) < 0;
+    });
+  };
+
+  ChartInternal.prototype.getValuesAsIdKeyed = function (targets) {
+    var ys = {};
+    targets.forEach(function (t) {
+      ys[t.id] = [];
+      t.values.forEach(function (v) {
+        ys[t.id].push(v.value);
+      });
+    });
+    return ys;
+  };
+
+  ChartInternal.prototype.checkValueInTargets = function (targets, checker) {
+    var ids = Object.keys(targets),
+        i,
+        j,
+        values;
+
+    for (i = 0; i < ids.length; i++) {
+      values = targets[ids[i]].values;
+
+      for (j = 0; j < values.length; j++) {
+        if (checker(values[j].value)) {
+          return true;
+        }
+      }
+    }
+
+    return false;
+  };
+
+  ChartInternal.prototype.hasNegativeValueInTargets = function (targets) {
+    return this.checkValueInTargets(targets, function (v) {
+      return v < 0;
+    });
+  };
+
+  ChartInternal.prototype.hasPositiveValueInTargets = function (targets) {
+    return this.checkValueInTargets(targets, function (v) {
+      return v > 0;
+    });
+  };
+
+  ChartInternal.prototype.isOrderDesc = function () {
+    var config = this.config;
+    return typeof config.data_order === 'string' && config.data_order.toLowerCase() === 'desc';
+  };
+
+  ChartInternal.prototype.isOrderAsc = function () {
+    var config = this.config;
+    return typeof config.data_order === 'string' && config.data_order.toLowerCase() === 'asc';
+  };
+
+  ChartInternal.prototype.getOrderFunction = function () {
+    var $$ = this,
+        config = $$.config,
+        orderAsc = $$.isOrderAsc(),
+        orderDesc = $$.isOrderDesc();
+
+    if (orderAsc || orderDesc) {
+      var reducer = function reducer(p, c) {
+        return p + Math.abs(c.value);
+      };
+
+      return function (t1, t2) {
+        var t1Sum = t1.values.reduce(reducer, 0),
+            t2Sum = t2.values.reduce(reducer, 0);
+        return orderAsc ? t2Sum - t1Sum : t1Sum - t2Sum;
+      };
+    } else if (isFunction(config.data_order)) {
+      return config.data_order;
+    } else if (isArray(config.data_order)) {
+      var order = config.data_order;
+      return function (t1, t2) {
+        return order.indexOf(t1.id) - order.indexOf(t2.id);
+      };
+    }
+  };
+
+  ChartInternal.prototype.orderTargets = function (targets) {
+    var fct = this.getOrderFunction();
+
+    if (fct) {
+      targets.sort(fct);
+    }
+
+    return targets;
+  };
+
+  ChartInternal.prototype.filterByX = function (targets, x) {
+    return this.d3.merge(targets.map(function (t) {
+      return t.values;
+    })).filter(function (v) {
+      return v.x - x === 0;
+    });
+  };
+
+  ChartInternal.prototype.filterRemoveNull = function (data) {
+    return data.filter(function (d) {
+      return isValue(d.value);
+    });
+  };
+
+  ChartInternal.prototype.filterByXDomain = function (targets, xDomain) {
+    return targets.map(function (t) {
+      return {
+        id: t.id,
+        id_org: t.id_org,
+        values: t.values.filter(function (v) {
+          return xDomain[0] <= v.x && v.x <= xDomain[1];
+        })
+      };
+    });
+  };
+
+  ChartInternal.prototype.hasDataLabel = function () {
+    var config = this.config;
+
+    if (typeof config.data_labels === 'boolean' && config.data_labels) {
+      return true;
+    } else if (_typeof(config.data_labels) === 'object' && notEmpty(config.data_labels)) {
+      return true;
+    }
+
+    return false;
+  };
+
+  ChartInternal.prototype.getDataLabelLength = function (min, max, key) {
+    var $$ = this,
+        lengths = [0, 0],
+        paddingCoef = 1.3;
+    $$.selectChart.select('svg').selectAll('.dummy').data([min, max]).enter().append('text').text(function (d) {
+      return $$.dataLabelFormat(d.id)(d);
+    }).each(function (d, i) {
+      lengths[i] = this.getBoundingClientRect()[key] * paddingCoef;
+    }).remove();
+    return lengths;
+  };
+  /**
+   * Returns true if the given data point is not arc type, otherwise false.
+   * @param {Object} d The data point
+   * @return {boolean}
+   */
+
+
+  ChartInternal.prototype.isNoneArc = function (d) {
+    return this.hasTarget(this.data.targets, d.id);
+  };
+  /**
+   * Returns true if the given data point is arc type, otherwise false.
+   * @param {Object} d The data point
+   * @return {boolean}
+   */
+
+
+  ChartInternal.prototype.isArc = function (d) {
+    return 'data' in d && this.hasTarget(this.data.targets, d.data.id);
+  };
+
+  ChartInternal.prototype.findClosestFromTargets = function (targets, pos) {
+    var $$ = this,
+        candidates; // map to array of closest points of each target
+
+    candidates = targets.map(function (target) {
+      return $$.findClosest(target.values, pos);
+    }); // decide closest point and return
+
+    return $$.findClosest(candidates, pos);
+  };
+
+  ChartInternal.prototype.findClosest = function (values, pos) {
+    var $$ = this,
+        minDist = $$.config.point_sensitivity,
+        closest; // find mouseovering bar
+
+    values.filter(function (v) {
+      return v && $$.isBarType(v.id);
+    }).forEach(function (v) {
+      var shape = $$.main.select('.' + CLASS.bars + $$.getTargetSelectorSuffix(v.id) + ' .' + CLASS.bar + '-' + v.index).node();
+
+      if (!closest && $$.isWithinBar($$.d3.mouse(shape), shape)) {
+        closest = v;
+      }
+    }); // find closest point from non-bar
+
+    values.filter(function (v) {
+      return v && !$$.isBarType(v.id);
+    }).forEach(function (v) {
+      var d = $$.dist(v, pos);
+
+      if (d < minDist) {
+        minDist = d;
+        closest = v;
+      }
+    });
+    return closest;
+  };
+
+  ChartInternal.prototype.dist = function (data, pos) {
+    var $$ = this,
+        config = $$.config,
+        xIndex = config.axis_rotated ? 1 : 0,
+        yIndex = config.axis_rotated ? 0 : 1,
+        y = $$.circleY(data, data.index),
+        x = $$.x(data.x);
+    return Math.sqrt(Math.pow(x - pos[xIndex], 2) + Math.pow(y - pos[yIndex], 2));
+  };
+
+  ChartInternal.prototype.convertValuesToStep = function (values) {
+    var converted = [].concat(values),
+        i;
+
+    if (!this.isCategorized()) {
+      return values;
+    }
+
+    for (i = values.length + 1; 0 < i; i--) {
+      converted[i] = converted[i - 1];
+    }
+
+    converted[0] = {
+      x: converted[0].x - 1,
+      value: converted[0].value,
+      id: converted[0].id
+    };
+    converted[values.length + 1] = {
+      x: converted[values.length].x + 1,
+      value: converted[values.length].value,
+      id: converted[values.length].id
+    };
+    return converted;
+  };
+
+  ChartInternal.prototype.updateDataAttributes = function (name, attrs) {
+    var $$ = this,
+        config = $$.config,
+        current = config['data_' + name];
+
+    if (typeof attrs === 'undefined') {
+      return current;
+    }
+
+    Object.keys(attrs).forEach(function (id) {
+      current[id] = attrs[id];
+    });
+    $$.redraw({
+      withLegend: true
+    });
+    return current;
+  };
+
+  ChartInternal.prototype.load = function (targets, args) {
+    var $$ = this;
+
+    if (targets) {
+      // filter loading targets if needed
+      if (args.filter) {
+        targets = targets.filter(args.filter);
+      } // set type if args.types || args.type specified
+
+
+      if (args.type || args.types) {
+        targets.forEach(function (t) {
+          var type = args.types && args.types[t.id] ? args.types[t.id] : args.type;
+          $$.setTargetType(t.id, type);
+        });
+      } // Update/Add data
+
+
+      $$.data.targets.forEach(function (d) {
+        for (var i = 0; i < targets.length; i++) {
+          if (d.id === targets[i].id) {
+            d.values = targets[i].values;
+            targets.splice(i, 1);
+            break;
+          }
+        }
+      });
+      $$.data.targets = $$.data.targets.concat(targets); // add remained
+    } // Set targets
+
+
+    $$.updateTargets($$.data.targets); // Redraw with new targets
+
+    $$.redraw({
+      withUpdateOrgXDomain: true,
+      withUpdateXDomain: true,
+      withLegend: true
+    });
+
+    if (args.done) {
+      args.done();
+    }
+  };
+
+  ChartInternal.prototype.loadFromArgs = function (args) {
+    var $$ = this;
+
+    if (args.data) {
+      $$.load($$.convertDataToTargets(args.data), args);
+    } else if (args.url) {
+      $$.convertUrlToData(args.url, args.mimeType, args.headers, args.keys, function (data) {
+        $$.load($$.convertDataToTargets(data), args);
+      });
+    } else if (args.json) {
+      $$.load($$.convertDataToTargets($$.convertJsonToData(args.json, args.keys)), args);
+    } else if (args.rows) {
+      $$.load($$.convertDataToTargets($$.convertRowsToData(args.rows)), args);
+    } else if (args.columns) {
+      $$.load($$.convertDataToTargets($$.convertColumnsToData(args.columns)), args);
+    } else {
+      $$.load(null, args);
+    }
+  };
+
+  ChartInternal.prototype.unload = function (targetIds, done) {
+    var $$ = this;
+
+    if (!done) {
+      done = function done() {};
+    } // filter existing target
+
+
+    targetIds = targetIds.filter(function (id) {
+      return $$.hasTarget($$.data.targets, id);
+    }); // If no target, call done and return
+
+    if (!targetIds || targetIds.length === 0) {
+      done();
+      return;
+    }
+
+    $$.svg.selectAll(targetIds.map(function (id) {
+      return $$.selectorTarget(id);
+    })).transition().style('opacity', 0).remove().call($$.endall, done);
+    targetIds.forEach(function (id) {
+      // Reset fadein for future load
+      $$.withoutFadeIn[id] = false; // Remove target's elements
+
+      if ($$.legend) {
+        $$.legend.selectAll('.' + CLASS.legendItem + $$.getTargetSelectorSuffix(id)).remove();
+      } // Remove target
+
+
+      $$.data.targets = $$.data.targets.filter(function (t) {
+        return t.id !== id;
+      });
+    });
+  };
+
+  ChartInternal.prototype.getYDomainMin = function (targets) {
+    var $$ = this,
+        config = $$.config,
+        ids = $$.mapToIds(targets),
+        ys = $$.getValuesAsIdKeyed(targets),
+        j,
+        k,
+        baseId,
+        idsInGroup,
+        id,
+        hasNegativeValue;
+
+    if (config.data_groups.length > 0) {
+      hasNegativeValue = $$.hasNegativeValueInTargets(targets);
+
+      for (j = 0; j < config.data_groups.length; j++) {
+        // Determine baseId
+        idsInGroup = config.data_groups[j].filter(function (id) {
+          return ids.indexOf(id) >= 0;
+        });
+
+        if (idsInGroup.length === 0) {
+          continue;
+        }
+
+        baseId = idsInGroup[0]; // Consider negative values
+
+        if (hasNegativeValue && ys[baseId]) {
+          ys[baseId].forEach(function (v, i) {
+            ys[baseId][i] = v < 0 ? v : 0;
+          });
+        } // Compute min
+
+
+        for (k = 1; k < idsInGroup.length; k++) {
+          id = idsInGroup[k];
+
+          if (!ys[id]) {
+            continue;
+          }
+
+          ys[id].forEach(function (v, i) {
+            if ($$.axis.getId(id) === $$.axis.getId(baseId) && ys[baseId] && !(hasNegativeValue && +v > 0)) {
+              ys[baseId][i] += +v;
+            }
+          });
+        }
+      }
+    }
+
+    return $$.d3.min(Object.keys(ys).map(function (key) {
+      return $$.d3.min(ys[key]);
+    }));
+  };
+
+  ChartInternal.prototype.getYDomainMax = function (targets) {
+    var $$ = this,
+        config = $$.config,
+        ids = $$.mapToIds(targets),
+        ys = $$.getValuesAsIdKeyed(targets),
+        j,
+        k,
+        baseId,
+        idsInGroup,
+        id,
+        hasPositiveValue;
+
+    if (config.data_groups.length > 0) {
+      hasPositiveValue = $$.hasPositiveValueInTargets(targets);
+
+      for (j = 0; j < config.data_groups.length; j++) {
+        // Determine baseId
+        idsInGroup = config.data_groups[j].filter(function (id) {
+          return ids.indexOf(id) >= 0;
+        });
+
+        if (idsInGroup.length === 0) {
+          continue;
+        }
+
+        baseId = idsInGroup[0]; // Consider positive values
+
+        if (hasPositiveValue && ys[baseId]) {
+          ys[baseId].forEach(function (v, i) {
+            ys[baseId][i] = v > 0 ? v : 0;
+          });
+        } // Compute max
+
+
+        for (k = 1; k < idsInGroup.length; k++) {
+          id = idsInGroup[k];
+
+          if (!ys[id]) {
+            continue;
+          }
+
+          ys[id].forEach(function (v, i) {
+            if ($$.axis.getId(id) === $$.axis.getId(baseId) && ys[baseId] && !(hasPositiveValue && +v < 0)) {
+              ys[baseId][i] += +v;
+            }
+          });
+        }
+      }
+    }
+
+    return $$.d3.max(Object.keys(ys).map(function (key) {
+      return $$.d3.max(ys[key]);
+    }));
+  };
+
+  ChartInternal.prototype.getYDomain = function (targets, axisId, xDomain) {
+    var $$ = this,
+        config = $$.config,
+        targetsByAxisId = targets.filter(function (t) {
+      return $$.axis.getId(t.id) === axisId;
+    }),
+        yTargets = xDomain ? $$.filterByXDomain(targetsByAxisId, xDomain) : targetsByAxisId,
+        yMin = axisId === 'y2' ? config.axis_y2_min : config.axis_y_min,
+        yMax = axisId === 'y2' ? config.axis_y2_max : config.axis_y_max,
+        yDomainMin = $$.getYDomainMin(yTargets),
+        yDomainMax = $$.getYDomainMax(yTargets),
+        domain,
+        domainLength,
+        padding,
+        padding_top,
+        padding_bottom,
+        center = axisId === 'y2' ? config.axis_y2_center : config.axis_y_center,
+        yDomainAbs,
+        lengths,
+        diff,
+        ratio,
+        isAllPositive,
+        isAllNegative,
+        isZeroBased = $$.hasType('bar', yTargets) && config.bar_zerobased || $$.hasType('area', yTargets) && config.area_zerobased,
+        isInverted = axisId === 'y2' ? config.axis_y2_inverted : config.axis_y_inverted,
+        showHorizontalDataLabel = $$.hasDataLabel() && config.axis_rotated,
+        showVerticalDataLabel = $$.hasDataLabel() && !config.axis_rotated; // MEMO: avoid inverting domain unexpectedly
+
+    yDomainMin = isValue(yMin) ? yMin : isValue(yMax) ? yDomainMin < yMax ? yDomainMin : yMax - 10 : yDomainMin;
+    yDomainMax = isValue(yMax) ? yMax : isValue(yMin) ? yMin < yDomainMax ? yDomainMax : yMin + 10 : yDomainMax;
+
+    if (yTargets.length === 0) {
+      // use current domain if target of axisId is none
+      return axisId === 'y2' ? $$.y2.domain() : $$.y.domain();
+    }
+
+    if (isNaN(yDomainMin)) {
+      // set minimum to zero when not number
+      yDomainMin = 0;
+    }
+
+    if (isNaN(yDomainMax)) {
+      // set maximum to have same value as yDomainMin
+      yDomainMax = yDomainMin;
+    }
+
+    if (yDomainMin === yDomainMax) {
+      yDomainMin < 0 ? yDomainMax = 0 : yDomainMin = 0;
+    }
+
+    isAllPositive = yDomainMin >= 0 && yDomainMax >= 0;
+    isAllNegative = yDomainMin <= 0 && yDomainMax <= 0; // Cancel zerobased if axis_*_min / axis_*_max specified
+
+    if (isValue(yMin) && isAllPositive || isValue(yMax) && isAllNegative) {
+      isZeroBased = false;
+    } // Bar/Area chart should be 0-based if all positive|negative
+
+
+    if (isZeroBased) {
+      if (isAllPositive) {
+        yDomainMin = 0;
+      }
+
+      if (isAllNegative) {
+        yDomainMax = 0;
+      }
+    }
+
+    domainLength = Math.abs(yDomainMax - yDomainMin);
+    padding = padding_top = padding_bottom = domainLength * 0.1;
+
+    if (typeof center !== 'undefined') {
+      yDomainAbs = Math.max(Math.abs(yDomainMin), Math.abs(yDomainMax));
+      yDomainMax = center + yDomainAbs;
+      yDomainMin = center - yDomainAbs;
+    } // add padding for data label
+
+
+    if (showHorizontalDataLabel) {
+      lengths = $$.getDataLabelLength(yDomainMin, yDomainMax, 'width');
+      diff = diffDomain($$.y.range());
+      ratio = [lengths[0] / diff, lengths[1] / diff];
+      padding_top += domainLength * (ratio[1] / (1 - ratio[0] - ratio[1]));
+      padding_bottom += domainLength * (ratio[0] / (1 - ratio[0] - ratio[1]));
+    } else if (showVerticalDataLabel) {
+      lengths = $$.getDataLabelLength(yDomainMin, yDomainMax, 'height');
+      padding_top += $$.axis.convertPixelsToAxisPadding(lengths[1], domainLength);
+      padding_bottom += $$.axis.convertPixelsToAxisPadding(lengths[0], domainLength);
+    }
+
+    if (axisId === 'y' && notEmpty(config.axis_y_padding)) {
+      padding_top = $$.axis.getPadding(config.axis_y_padding, 'top', padding_top, domainLength);
+      padding_bottom = $$.axis.getPadding(config.axis_y_padding, 'bottom', padding_bottom, domainLength);
+    }
+
+    if (axisId === 'y2' && notEmpty(config.axis_y2_padding)) {
+      padding_top = $$.axis.getPadding(config.axis_y2_padding, 'top', padding_top, domainLength);
+      padding_bottom = $$.axis.getPadding(config.axis_y2_padding, 'bottom', padding_bottom, domainLength);
+    } // Bar/Area chart should be 0-based if all positive|negative
+
+
+    if (isZeroBased) {
+      if (isAllPositive) {
+        padding_bottom = yDomainMin;
+      }
+
+      if (isAllNegative) {
+        padding_top = -yDomainMax;
+      }
+    }
+
+    domain = [yDomainMin - padding_bottom, yDomainMax + padding_top];
+    return isInverted ? domain.reverse() : domain;
+  };
+
+  ChartInternal.prototype.getXDomainMin = function (targets) {
+    var $$ = this,
+        config = $$.config;
+    return isDefined(config.axis_x_min) ? $$.isTimeSeries() ? this.parseDate(config.axis_x_min) : config.axis_x_min : $$.d3.min(targets, function (t) {
+      return $$.d3.min(t.values, function (v) {
+        return v.x;
+      });
+    });
+  };
+
+  ChartInternal.prototype.getXDomainMax = function (targets) {
+    var $$ = this,
+        config = $$.config;
+    return isDefined(config.axis_x_max) ? $$.isTimeSeries() ? this.parseDate(config.axis_x_max) : config.axis_x_max : $$.d3.max(targets, function (t) {
+      return $$.d3.max(t.values, function (v) {
+        return v.x;
+      });
+    });
+  };
+
+  ChartInternal.prototype.getXDomainPadding = function (domain) {
+    var $$ = this,
+        config = $$.config,
+        diff = domain[1] - domain[0],
+        maxDataCount,
+        padding,
+        paddingLeft,
+        paddingRight;
+
+    if ($$.isCategorized()) {
+      padding = 0;
+    } else if ($$.hasType('bar')) {
+      maxDataCount = $$.getMaxDataCount();
+      padding = maxDataCount > 1 ? diff / (maxDataCount - 1) / 2 : 0.5;
+    } else {
+      padding = diff * 0.01;
+    }
+
+    if (_typeof(config.axis_x_padding) === 'object' && notEmpty(config.axis_x_padding)) {
+      paddingLeft = isValue(config.axis_x_padding.left) ? config.axis_x_padding.left : padding;
+      paddingRight = isValue(config.axis_x_padding.right) ? config.axis_x_padding.right : padding;
+    } else if (typeof config.axis_x_padding === 'number') {
+      paddingLeft = paddingRight = config.axis_x_padding;
+    } else {
+      paddingLeft = paddingRight = padding;
+    }
+
+    return {
+      left: paddingLeft,
+      right: paddingRight
+    };
+  };
+
+  ChartInternal.prototype.getXDomain = function (targets) {
+    var $$ = this,
+        xDomain = [$$.getXDomainMin(targets), $$.getXDomainMax(targets)],
+        firstX = xDomain[0],
+        lastX = xDomain[1],
+        padding = $$.getXDomainPadding(xDomain),
+        min = 0,
+        max = 0; // show center of x domain if min and max are the same
+
+    if (firstX - lastX === 0 && !$$.isCategorized()) {
+      if ($$.isTimeSeries()) {
+        firstX = new Date(firstX.getTime() * 0.5);
+        lastX = new Date(lastX.getTime() * 1.5);
+      } else {
+        firstX = firstX === 0 ? 1 : firstX * 0.5;
+        lastX = lastX === 0 ? -1 : lastX * 1.5;
+      }
+    }
+
+    if (firstX || firstX === 0) {
+      min = $$.isTimeSeries() ? new Date(firstX.getTime() - padding.left) : firstX - padding.left;
+    }
+
+    if (lastX || lastX === 0) {
+      max = $$.isTimeSeries() ? new Date(lastX.getTime() + padding.right) : lastX + padding.right;
+    }
+
+    return [min, max];
+  };
+
+  ChartInternal.prototype.updateXDomain = function (targets, withUpdateXDomain, withUpdateOrgXDomain, withTrim, domain) {
+    var $$ = this,
+        config = $$.config;
+
+    if (withUpdateOrgXDomain) {
+      $$.x.domain(domain ? domain : $$.d3.extent($$.getXDomain(targets)));
+      $$.orgXDomain = $$.x.domain();
+
+      if (config.zoom_enabled) {
+        $$.zoom.update();
+      }
+
+      $$.subX.domain($$.x.domain());
+
+      if ($$.brush) {
+        $$.brush.updateScale($$.subX);
+      }
+    }
+
+    if (withUpdateXDomain) {
+      $$.x.domain(domain ? domain : !$$.brush || $$.brush.empty() ? $$.orgXDomain : $$.brush.selectionAsValue());
+    } // Trim domain when too big by zoom mousemove event
+
+
+    if (withTrim) {
+      $$.x.domain($$.trimXDomain($$.x.orgDomain()));
+    }

 
 

-            backgroundArc.exit().remove();
+    return $$.x.domain();
+  };

 
 

-            $$.arcs.select('.' + CLASS.chartArcsGaugeUnit).attr("dy", ".75em").text(config.gauge_label_show ? config.gauge_units : '');
-            $$.arcs.select('.' + CLASS.chartArcsGaugeMin).attr("dx", -1 * ($$.innerRadius + ($$.radius - $$.innerRadius) / (config.gauge_fullCircle ? 1 : 2)) + "px").attr("dy", "1.2em").text(config.gauge_label_show ? $$.textForGaugeMinMax(config.gauge_min, false) : '');
-            $$.arcs.select('.' + CLASS.chartArcsGaugeMax).attr("dx", $$.innerRadius + ($$.radius - $$.innerRadius) / (config.gauge_fullCircle ? 1 : 2) + "px").attr("dy", "1.2em").text(config.gauge_label_show ? $$.textForGaugeMinMax(config.gauge_max, true) : '');
-        }
-    };
-    ChartInternal.prototype.initGauge = function () {
-        var arcs = this.arcs;
-        if (this.hasType('gauge')) {
-            arcs.append('g').attr("class", CLASS.chartArcsBackground);
-            arcs.append("text").attr("class", CLASS.chartArcsGaugeUnit).style("text-anchor", "middle").style("pointer-events", "none");
-            arcs.append("text").attr("class", CLASS.chartArcsGaugeMin).style("text-anchor", "middle").style("pointer-events", "none");
-            arcs.append("text").attr("class", CLASS.chartArcsGaugeMax).style("text-anchor", "middle").style("pointer-events", "none");
-        }
-    };
-    ChartInternal.prototype.getGaugeLabelHeight = function () {
-        return this.config.gauge_label_show ? 20 : 0;
-    };
+  ChartInternal.prototype.trimXDomain = function (domain) {
+    var zoomDomain = this.getZoomDomain(),
+        min = zoomDomain[0],
+        max = zoomDomain[1];

 
 

-    ChartInternal.prototype.hasCaches = function (ids) {
-        for (var i = 0; i < ids.length; i++) {
-            if (!(ids[i] in this.cache)) {
-                return false;
-            }
-        }
-        return true;
-    };
-    ChartInternal.prototype.addCache = function (id, target) {
-        this.cache[id] = this.cloneTarget(target);
-    };
-    ChartInternal.prototype.getCaches = function (ids) {
-        var targets = [],
-            i;
-        for (i = 0; i < ids.length; i++) {
-            if (ids[i] in this.cache) {
-                targets.push(this.cloneTarget(this.cache[ids[i]]));
-            }
-        }
-        return targets;
-    };
+    if (domain[0] <= min) {
+      domain[1] = +domain[1] + (min - domain[0]);
+      domain[0] = min;
+    }

 
 

-    ChartInternal.prototype.categoryName = function (i) {
-        var config = this.config;
-        return i < config.axis_x_categories.length ? config.axis_x_categories[i] : i;
-    };
+    if (max <= domain[1]) {
+      domain[0] = +domain[0] - (domain[1] - max);
+      domain[1] = max;
+    }

 
 

-    ChartInternal.prototype.generateTargetClass = function (targetId) {
-        return targetId || targetId === 0 ? ('-' + targetId).replace(/\s/g, '-') : '';
-    };
-    ChartInternal.prototype.generateClass = function (prefix, targetId) {
-        return " " + prefix + " " + prefix + this.generateTargetClass(targetId);
-    };
-    ChartInternal.prototype.classText = function (d) {
-        return this.generateClass(CLASS.text, d.index);
-    };
-    ChartInternal.prototype.classTexts = function (d) {
-        return this.generateClass(CLASS.texts, d.id);
-    };
-    ChartInternal.prototype.classShape = function (d) {
-        return this.generateClass(CLASS.shape, d.index);
-    };
-    ChartInternal.prototype.classShapes = function (d) {
-        return this.generateClass(CLASS.shapes, d.id);
-    };
-    ChartInternal.prototype.classLine = function (d) {
-        return this.classShape(d) + this.generateClass(CLASS.line, d.id);
-    };
-    ChartInternal.prototype.classLines = function (d) {
-        return this.classShapes(d) + this.generateClass(CLASS.lines, d.id);
-    };
-    ChartInternal.prototype.classCircle = function (d) {
-        return this.classShape(d) + this.generateClass(CLASS.circle, d.index);
-    };
-    ChartInternal.prototype.classCircles = function (d) {
-        return this.classShapes(d) + this.generateClass(CLASS.circles, d.id);
-    };
-    ChartInternal.prototype.classBar = function (d) {
-        return this.classShape(d) + this.generateClass(CLASS.bar, d.index);
-    };
-    ChartInternal.prototype.classBars = function (d) {
-        return this.classShapes(d) + this.generateClass(CLASS.bars, d.id);
-    };
-    ChartInternal.prototype.classArc = function (d) {
-        return this.classShape(d.data) + this.generateClass(CLASS.arc, d.data.id);
-    };
-    ChartInternal.prototype.classArcs = function (d) {
-        return this.classShapes(d.data) + this.generateClass(CLASS.arcs, d.data.id);
-    };
-    ChartInternal.prototype.classArea = function (d) {
-        return this.classShape(d) + this.generateClass(CLASS.area, d.id);
-    };
-    ChartInternal.prototype.classAreas = function (d) {
-        return this.classShapes(d) + this.generateClass(CLASS.areas, d.id);
-    };
-    ChartInternal.prototype.classRegion = function (d, i) {
-        return this.generateClass(CLASS.region, i) + ' ' + ('class' in d ? d['class'] : '');
-    };
-    ChartInternal.prototype.classEvent = function (d) {
-        return this.generateClass(CLASS.eventRect, d.index);
-    };
-    ChartInternal.prototype.classTarget = function (id) {
-        var $$ = this;
-        var additionalClassSuffix = $$.config.data_classes[id],
-            additionalClass = '';
-        if (additionalClassSuffix) {
-            additionalClass = ' ' + CLASS.target + '-' + additionalClassSuffix;
-        }
-        return $$.generateClass(CLASS.target, id) + additionalClass;
-    };
-    ChartInternal.prototype.classFocus = function (d) {
-        return this.classFocused(d) + this.classDefocused(d);
-    };
-    ChartInternal.prototype.classFocused = function (d) {
-        return ' ' + (this.focusedTargetIds.indexOf(d.id) >= 0 ? CLASS.focused : '');
-    };
-    ChartInternal.prototype.classDefocused = function (d) {
-        return ' ' + (this.defocusedTargetIds.indexOf(d.id) >= 0 ? CLASS.defocused : '');
-    };
-    ChartInternal.prototype.classChartText = function (d) {
-        return CLASS.chartText + this.classTarget(d.id);
-    };
-    ChartInternal.prototype.classChartLine = function (d) {
-        return CLASS.chartLine + this.classTarget(d.id);
-    };
-    ChartInternal.prototype.classChartBar = function (d) {
-        return CLASS.chartBar + this.classTarget(d.id);
-    };
-    ChartInternal.prototype.classChartArc = function (d) {
-        return CLASS.chartArc + this.classTarget(d.data.id);
-    };
-    ChartInternal.prototype.getTargetSelectorSuffix = function (targetId) {
-        return this.generateTargetClass(targetId).replace(/([?!@#$%^&*()_=+,.<>'":;\[\]\/|~`{}\\])/g, '\\$1');
-    };
-    ChartInternal.prototype.selectorTarget = function (id, prefix) {
-        return (prefix || '') + '.' + CLASS.target + this.getTargetSelectorSuffix(id);
-    };
-    ChartInternal.prototype.selectorTargets = function (ids, prefix) {
-        var $$ = this;
-        ids = ids || [];
-        return ids.length ? ids.map(function (id) {
-            return $$.selectorTarget(id, prefix);
-        }) : null;
-    };
-    ChartInternal.prototype.selectorLegend = function (id) {
-        return '.' + CLASS.legendItem + this.getTargetSelectorSuffix(id);
-    };
-    ChartInternal.prototype.selectorLegends = function (ids) {
-        var $$ = this;
-        return ids && ids.length ? ids.map(function (id) {
-            return $$.selectorLegend(id);
-        }) : null;
-    };
+    return domain;
+  };

 
 

-    ChartInternal.prototype.getClipPath = function (id) {
-        var isIE9 = window.navigator.appVersion.toLowerCase().indexOf("msie 9.") >= 0;
-        return "url(" + (isIE9 ? "" : document.URL.split('#')[0]) + "#" + id + ")";
-    };
-    ChartInternal.prototype.appendClip = function (parent, id) {
-        return parent.append("clipPath").attr("id", id).append("rect");
-    };
-    ChartInternal.prototype.getAxisClipX = function (forHorizontal) {
-        // axis line width + padding for left
-        var left = Math.max(30, this.margin.left);
-        return forHorizontal ? -(1 + left) : -(left - 1);
-    };
-    ChartInternal.prototype.getAxisClipY = function (forHorizontal) {
-        return forHorizontal ? -20 : -this.margin.top;
-    };
-    ChartInternal.prototype.getXAxisClipX = function () {
-        var $$ = this;
-        return $$.getAxisClipX(!$$.config.axis_rotated);
-    };
-    ChartInternal.prototype.getXAxisClipY = function () {
-        var $$ = this;
-        return $$.getAxisClipY(!$$.config.axis_rotated);
-    };
-    ChartInternal.prototype.getYAxisClipX = function () {
-        var $$ = this;
-        return $$.config.axis_y_inner ? -1 : $$.getAxisClipX($$.config.axis_rotated);
-    };
-    ChartInternal.prototype.getYAxisClipY = function () {
-        var $$ = this;
-        return $$.getAxisClipY($$.config.axis_rotated);
-    };
-    ChartInternal.prototype.getAxisClipWidth = function (forHorizontal) {
-        var $$ = this,
-            left = Math.max(30, $$.margin.left),
-            right = Math.max(30, $$.margin.right);
-        // width + axis line width + padding for left/right
-        return forHorizontal ? $$.width + 2 + left + right : $$.margin.left + 20;
-    };
-    ChartInternal.prototype.getAxisClipHeight = function (forHorizontal) {
-        // less than 20 is not enough to show the axis label 'outer' without legend
-        return (forHorizontal ? this.margin.bottom : this.margin.top + this.height) + 20;
-    };
-    ChartInternal.prototype.getXAxisClipWidth = function () {
-        var $$ = this;
-        return $$.getAxisClipWidth(!$$.config.axis_rotated);
-    };
-    ChartInternal.prototype.getXAxisClipHeight = function () {
-        var $$ = this;
-        return $$.getAxisClipHeight(!$$.config.axis_rotated);
-    };
-    ChartInternal.prototype.getYAxisClipWidth = function () {
-        var $$ = this;
-        return $$.getAxisClipWidth($$.config.axis_rotated) + ($$.config.axis_y_inner ? 20 : 0);
-    };
-    ChartInternal.prototype.getYAxisClipHeight = function () {
-        var $$ = this;
-        return $$.getAxisClipHeight($$.config.axis_rotated);
-    };
+  ChartInternal.prototype.drag = function (mouse) {
+    var $$ = this,
+        config = $$.config,
+        main = $$.main,
+        d3 = $$.d3;
+    var sx, sy, mx, my, minX, maxX, minY, maxY;

 
 

-    ChartInternal.prototype.generateColor = function () {
-        var $$ = this,
-            config = $$.config,
-            d3 = $$.d3,
-            colors = config.data_colors,
-            pattern = notEmpty(config.color_pattern) ? config.color_pattern : d3.schemeCategory10,
-            callback = config.data_color,
-            ids = [];
-
-        return function (d) {
-            var id = d.id || d.data && d.data.id || d,
-                color;
-
-            // if callback function is provided
-            if (colors[id] instanceof Function) {
-                color = colors[id](d);
-            }
-            // if specified, choose that color
-            else if (colors[id]) {
-                    color = colors[id];
-                }
-                // if not specified, choose from pattern
-                else {
-                        if (ids.indexOf(id) < 0) {
-                            ids.push(id);
-                        }
-                        color = pattern[ids.indexOf(id) % pattern.length];
-                        colors[id] = color;
-                    }
-            return callback instanceof Function ? callback(color, d) : color;
-        };
-    };
-    ChartInternal.prototype.generateLevelColor = function () {
-        var $$ = this,
-            config = $$.config,
-            colors = config.color_pattern,
-            threshold = config.color_threshold,
-            asValue = threshold.unit === 'value',
-            values = threshold.values && threshold.values.length ? threshold.values : [],
-            max = threshold.max || 100;
-        return notEmpty(config.color_threshold) ? function (value) {
-            var i,
-                v,
-                color = colors[colors.length - 1];
-            for (i = 0; i < values.length; i++) {
-                v = asValue ? value : value * 100 / max;
-                if (v < values[i]) {
-                    color = colors[i];
-                    break;
-                }
-            }
-            return color;
-        } : null;
-    };
+    if ($$.hasArcType()) {
+      return;
+    }
+
+    if (!config.data_selection_enabled) {
+      return;
+    } // do nothing if not selectable
+
+
+    if (!config.data_selection_multiple) {
+      return;
+    } // skip when single selection because drag is used for multiple selection
+
+
+    sx = $$.dragStart[0];
+    sy = $$.dragStart[1];
+    mx = mouse[0];
+    my = mouse[1];
+    minX = Math.min(sx, mx);
+    maxX = Math.max(sx, mx);
+    minY = config.data_selection_grouped ? $$.margin.top : Math.min(sy, my);
+    maxY = config.data_selection_grouped ? $$.height : Math.max(sy, my);
+    main.select('.' + CLASS.dragarea).attr('x', minX).attr('y', minY).attr('width', maxX - minX).attr('height', maxY - minY); // TODO: binary search when multiple xs
+
+    main.selectAll('.' + CLASS.shapes).selectAll('.' + CLASS.shape).filter(function (d) {
+      return config.data_selection_isselectable(d);
+    }).each(function (d, i) {
+      var shape = d3.select(this),
+          isSelected = shape.classed(CLASS.SELECTED),
+          isIncluded = shape.classed(CLASS.INCLUDED),
+          _x,
+          _y,
+          _w,
+          _h,
+          toggle,
+          isWithin = false,
+          box;
+
+      if (shape.classed(CLASS.circle)) {
+        _x = shape.attr("cx") * 1;
+        _y = shape.attr("cy") * 1;
+        toggle = $$.togglePoint;
+        isWithin = minX < _x && _x < maxX && minY < _y && _y < maxY;
+      } else if (shape.classed(CLASS.bar)) {
+        box = getPathBox(this);
+        _x = box.x;
+        _y = box.y;
+        _w = box.width;
+        _h = box.height;
+        toggle = $$.togglePath;
+        isWithin = !(maxX < _x || _x + _w < minX) && !(maxY < _y || _y + _h < minY);
+      } else {
+        // line/area selection not supported yet
+        return;
+      }
+
+      if (isWithin ^ isIncluded) {
+        shape.classed(CLASS.INCLUDED, !isIncluded); // TODO: included/unincluded callback here
+
+        shape.classed(CLASS.SELECTED, !isSelected);
+        toggle.call($$, !isSelected, shape, d, i);
+      }
+    });
+  };
+
+  ChartInternal.prototype.dragstart = function (mouse) {
+    var $$ = this,
+        config = $$.config;
+
+    if ($$.hasArcType()) {
+      return;
+    }
+
+    if (!config.data_selection_enabled) {
+      return;
+    } // do nothing if not selectable
+
+
+    $$.dragStart = mouse;
+    $$.main.select('.' + CLASS.chart).append('rect').attr('class', CLASS.dragarea).style('opacity', 0.1);
+    $$.dragging = true;
+  };

 
 

-    ChartInternal.prototype.getDefaultConfig = function () {
-        var config = {
-            bindto: '#chart',
-            svg_classname: undefined,
-            size_width: undefined,
-            size_height: undefined,
-            padding_left: undefined,
-            padding_right: undefined,
-            padding_top: undefined,
-            padding_bottom: undefined,
-            resize_auto: true,
-            zoom_enabled: false,
-            zoom_initialRange: undefined,
-            zoom_type: 'scroll',
-            zoom_disableDefaultBehavior: false,
-            zoom_privileged: false,
-            zoom_rescale: false,
-            zoom_onzoom: function zoom_onzoom() {},
-            zoom_onzoomstart: function zoom_onzoomstart() {},
-            zoom_onzoomend: function zoom_onzoomend() {},
-            zoom_x_min: undefined,
-            zoom_x_max: undefined,
-            interaction_brighten: true,
-            interaction_enabled: true,
-            onmouseover: function onmouseover() {},
-            onmouseout: function onmouseout() {},
-            onresize: function onresize() {},
-            onresized: function onresized() {},
-            oninit: function oninit() {},
-            onrendered: function onrendered() {},
-            transition_duration: 350,
-            data_x: undefined,
-            data_xs: {},
-            data_xFormat: '%Y-%m-%d',
-            data_xLocaltime: true,
-            data_xSort: true,
-            data_idConverter: function data_idConverter(id) {
-                return id;
-            },
-            data_names: {},
-            data_classes: {},
-            data_groups: [],
-            data_axes: {},
-            data_type: undefined,
-            data_types: {},
-            data_labels: {},
-            data_order: 'desc',
-            data_regions: {},
-            data_color: undefined,
-            data_colors: {},
-            data_hide: false,
-            data_filter: undefined,
-            data_selection_enabled: false,
-            data_selection_grouped: false,
-            data_selection_isselectable: function data_selection_isselectable() {
-                return true;
-            },
-            data_selection_multiple: true,
-            data_selection_draggable: false,
-            data_onclick: function data_onclick() {},
-            data_onmouseover: function data_onmouseover() {},
-            data_onmouseout: function data_onmouseout() {},
-            data_onselected: function data_onselected() {},
-            data_onunselected: function data_onunselected() {},
-            data_url: undefined,
-            data_headers: undefined,
-            data_json: undefined,
-            data_rows: undefined,
-            data_columns: undefined,
-            data_mimeType: undefined,
-            data_keys: undefined,
-            // configuration for no plot-able data supplied.
-            data_empty_label_text: "",
-            // subchart
-            subchart_show: false,
-            subchart_size_height: 60,
-            subchart_axis_x_show: true,
-            subchart_onbrush: function subchart_onbrush() {},
-            // color
-            color_pattern: [],
-            color_threshold: {},
-            // legend
-            legend_show: true,
-            legend_hide: false,
-            legend_position: 'bottom',
-            legend_inset_anchor: 'top-left',
-            legend_inset_x: 10,
-            legend_inset_y: 0,
-            legend_inset_step: undefined,
-            legend_item_onclick: undefined,
-            legend_item_onmouseover: undefined,
-            legend_item_onmouseout: undefined,
-            legend_equally: false,
-            legend_padding: 0,
-            legend_item_tile_width: 10,
-            legend_item_tile_height: 10,
-            // axis
-            axis_rotated: false,
-            axis_x_show: true,
-            axis_x_type: 'indexed',
-            axis_x_localtime: true,
-            axis_x_categories: [],
-            axis_x_tick_centered: false,
-            axis_x_tick_format: undefined,
-            axis_x_tick_culling: {},
-            axis_x_tick_culling_max: 10,
-            axis_x_tick_count: undefined,
-            axis_x_tick_fit: true,
-            axis_x_tick_values: null,
-            axis_x_tick_rotate: 0,
-            axis_x_tick_outer: true,
-            axis_x_tick_multiline: true,
-            axis_x_tick_multilineMax: 0,
-            axis_x_tick_width: null,
-            axis_x_max: undefined,
-            axis_x_min: undefined,
-            axis_x_padding: {},
-            axis_x_height: undefined,
-            axis_x_selection: undefined,
-            axis_x_label: {},
-            axis_x_inner: undefined,
-            axis_y_show: true,
-            axis_y_type: undefined,
-            axis_y_max: undefined,
-            axis_y_min: undefined,
-            axis_y_inverted: false,
-            axis_y_center: undefined,
-            axis_y_inner: undefined,
-            axis_y_label: {},
-            axis_y_tick_format: undefined,
-            axis_y_tick_outer: true,
-            axis_y_tick_values: null,
-            axis_y_tick_rotate: 0,
-            axis_y_tick_count: undefined,
-            axis_y_tick_time_type: undefined,
-            axis_y_tick_time_interval: undefined,
-            axis_y_padding: {},
-            axis_y_default: undefined,
-            axis_y2_show: false,
-            axis_y2_max: undefined,
-            axis_y2_min: undefined,
-            axis_y2_inverted: false,
-            axis_y2_center: undefined,
-            axis_y2_inner: undefined,
-            axis_y2_label: {},
-            axis_y2_tick_format: undefined,
-            axis_y2_tick_outer: true,
-            axis_y2_tick_values: null,
-            axis_y2_tick_count: undefined,
-            axis_y2_padding: {},
-            axis_y2_default: undefined,
-            // grid
-            grid_x_show: false,
-            grid_x_type: 'tick',
-            grid_x_lines: [],
-            grid_y_show: false,
-            // not used
-            // grid_y_type: 'tick',
-            grid_y_lines: [],
-            grid_y_ticks: 10,
-            grid_focus_show: true,
-            grid_lines_front: true,
-            // point - point of each data
-            point_show: true,
-            point_r: 2.5,
-            point_sensitivity: 10,
-            point_focus_expand_enabled: true,
-            point_focus_expand_r: undefined,
-            point_select_r: undefined,
-            // line
-            line_connectNull: false,
-            line_step_type: 'step',
-            // bar
-            bar_width: undefined,
-            bar_width_ratio: 0.6,
-            bar_width_max: undefined,
-            bar_zerobased: true,
-            bar_space: 0,
-            // area
-            area_zerobased: true,
-            area_above: false,
-            // pie
-            pie_label_show: true,
-            pie_label_format: undefined,
-            pie_label_threshold: 0.05,
-            pie_label_ratio: undefined,
-            pie_expand: {},
-            pie_expand_duration: 50,
-            // gauge
-            gauge_fullCircle: false,
-            gauge_label_show: true,
-            gauge_labelLine_show: true,
-            gauge_label_format: undefined,
-            gauge_min: 0,
-            gauge_max: 100,
-            gauge_startingAngle: -1 * Math.PI / 2,
-            gauge_label_extents: undefined,
-            gauge_units: undefined,
-            gauge_width: undefined,
-            gauge_arcs_minWidth: 5,
-            gauge_expand: {},
-            gauge_expand_duration: 50,
-            // donut
-            donut_label_show: true,
-            donut_label_format: undefined,
-            donut_label_threshold: 0.05,
-            donut_label_ratio: undefined,
-            donut_width: undefined,
-            donut_title: "",
-            donut_expand: {},
-            donut_expand_duration: 50,
-            // spline
-            spline_interpolation_type: 'cardinal',
-            // region - region to change style
-            regions: [],
-            // tooltip - show when mouseover on each data
-            tooltip_show: true,
-            tooltip_grouped: true,
-            tooltip_order: undefined,
-            tooltip_format_title: undefined,
-            tooltip_format_name: undefined,
-            tooltip_format_value: undefined,
-            tooltip_position: undefined,
-            tooltip_contents: function tooltip_contents(d, defaultTitleFormat, defaultValueFormat, color) {
-                return this.getTooltipContent ? this.getTooltipContent(d, defaultTitleFormat, defaultValueFormat, color) : '';
-            },
-            tooltip_init_show: false,
-            tooltip_init_x: 0,
-            tooltip_init_position: { top: '0px', left: '50px' },
-            tooltip_onshow: function tooltip_onshow() {},
-            tooltip_onhide: function tooltip_onhide() {},
-            // title
-            title_text: undefined,
-            title_padding: {
-                top: 0,
-                right: 0,
-                bottom: 0,
-                left: 0
-            },
-            title_position: 'top-center'
+  ChartInternal.prototype.dragend = function () {
+    var $$ = this,
+        config = $$.config;
+
+    if ($$.hasArcType()) {
+      return;
+    }
+
+    if (!config.data_selection_enabled) {
+      return;
+    } // do nothing if not selectable
+
+
+    $$.main.select('.' + CLASS.dragarea).transition().duration(100).style('opacity', 0).remove();
+    $$.main.selectAll('.' + CLASS.shape).classed(CLASS.INCLUDED, false);
+    $$.dragging = false;
+  };
+
+  ChartInternal.prototype.getYFormat = function (forArc) {
+    var $$ = this,
+        formatForY = forArc && !$$.hasType('gauge') ? $$.defaultArcValueFormat : $$.yFormat,
+        formatForY2 = forArc && !$$.hasType('gauge') ? $$.defaultArcValueFormat : $$.y2Format;
+    return function (v, ratio, id) {
+      var format = $$.axis.getId(id) === 'y2' ? formatForY2 : formatForY;
+      return format.call($$, v, ratio);
+    };
+  };
+
+  ChartInternal.prototype.yFormat = function (v) {
+    var $$ = this,
+        config = $$.config,
+        format = config.axis_y_tick_format ? config.axis_y_tick_format : $$.defaultValueFormat;
+    return format(v);
+  };
+
+  ChartInternal.prototype.y2Format = function (v) {
+    var $$ = this,
+        config = $$.config,
+        format = config.axis_y2_tick_format ? config.axis_y2_tick_format : $$.defaultValueFormat;
+    return format(v);
+  };
+
+  ChartInternal.prototype.defaultValueFormat = function (v) {
+    return isValue(v) ? +v : "";
+  };
+
+  ChartInternal.prototype.defaultArcValueFormat = function (v, ratio) {
+    return (ratio * 100).toFixed(1) + '%';
+  };
+
+  ChartInternal.prototype.dataLabelFormat = function (targetId) {
+    var $$ = this,
+        data_labels = $$.config.data_labels,
+        format,
+        defaultFormat = function defaultFormat(v) {
+      return isValue(v) ? +v : "";
+    }; // find format according to axis id
+
+
+    if (typeof data_labels.format === 'function') {
+      format = data_labels.format;
+    } else if (_typeof(data_labels.format) === 'object') {
+      if (data_labels.format[targetId]) {
+        format = data_labels.format[targetId] === true ? defaultFormat : data_labels.format[targetId];
+      } else {
+        format = function format() {
+          return '';

         };
         };

+      }
+    } else {
+      format = defaultFormat;
+    }

 
 

-        Object.keys(this.additionalConfig).forEach(function (key) {
-            config[key] = this.additionalConfig[key];
-        }, this);
+    return format;
+  };

 
 

-        return config;
-    };
-    ChartInternal.prototype.additionalConfig = {};
-
-    ChartInternal.prototype.loadConfig = function (config) {
-        var this_config = this.config,
-            target,
-            keys,
-            read;
-        function find() {
-            var key = keys.shift();
-            //        console.log("key =>", key, ", target =>", target);
-            if (key && target && (typeof target === 'undefined' ? 'undefined' : _typeof(target)) === 'object' && key in target) {
-                target = target[key];
-                return find();
-            } else if (!key) {
-                return target;
-            } else {
-                return undefined;
-            }
-        }
-        Object.keys(this_config).forEach(function (key) {
-            target = config;
-            keys = key.split('_');
-            read = find();
-            //        console.log("CONFIG : ", key, read);
-            if (isDefined(read)) {
-                this_config[key] = read;
-            }
-        });
-    };
+  ChartInternal.prototype.initGrid = function () {
+    var $$ = this,
+        config = $$.config,
+        d3 = $$.d3;
+    $$.grid = $$.main.append('g').attr("clip-path", $$.clipPathForGrid).attr('class', CLASS.grid);

 
 

-    ChartInternal.prototype.convertUrlToData = function (url, mimeType, headers, keys, done) {
-        var $$ = this,
-            type = mimeType ? mimeType : 'csv',
-            f,
-            converter;
-
-        if (type === 'json') {
-            f = $$.d3.json;
-            converter = $$.convertJsonToData;
-        } else if (type === 'tsv') {
-            f = $$.d3.tsv;
-            converter = $$.convertXsvToData;
-        } else {
-            f = $$.d3.csv;
-            converter = $$.convertXsvToData;
-        }
+    if (config.grid_x_show) {
+      $$.grid.append("g").attr("class", CLASS.xgrids);
+    }

 
 

-        f(url, headers).then(function (data) {
-            done.call($$, converter.call($$, data, keys));
-        }).catch(function (error) {
-            throw error;
-        });
-    };
-    ChartInternal.prototype.convertXsvToData = function (xsv) {
-        var keys = xsv.columns,
-            rows = xsv;
-        if (rows.length === 0) {
-            return { keys: keys, rows: [keys.reduce(function (row, key) {
-                    return Object.assign(row, defineProperty({}, key, null));
-                }, {})] };
-        } else {
-            // [].concat() is to convert result into a plain array otherwise
-            // test is not happy because rows have properties.
-            return { keys: keys, rows: [].concat(xsv) };
-        }
-    };
-    ChartInternal.prototype.convertJsonToData = function (json, keys) {
-        var $$ = this,
-            new_rows = [],
-            targetKeys,
-            data;
-        if (keys) {
-            // when keys specified, json would be an array that includes objects
-            if (keys.x) {
-                targetKeys = keys.value.concat(keys.x);
-                $$.config.data_x = keys.x;
-            } else {
-                targetKeys = keys.value;
-            }
-            new_rows.push(targetKeys);
-            json.forEach(function (o) {
-                var new_row = [];
-                targetKeys.forEach(function (key) {
-                    // convert undefined to null because undefined data will be removed in convertDataToTargets()
-                    var v = $$.findValueInJson(o, key);
-                    if (isUndefined(v)) {
-                        v = null;
-                    }
-                    new_row.push(v);
-                });
-                new_rows.push(new_row);
-            });
-            data = $$.convertRowsToData(new_rows);
-        } else {
-            Object.keys(json).forEach(function (key) {
-                new_rows.push([key].concat(json[key]));
-            });
-            data = $$.convertColumnsToData(new_rows);
-        }
-        return data;
-    };
-    ChartInternal.prototype.findValueInJson = function (object, path) {
-        path = path.replace(/\[(\w+)\]/g, '.$1'); // convert indexes to properties (replace [] with .)
-        path = path.replace(/^\./, ''); // strip a leading dot
-        var pathArray = path.split('.');
-        for (var i = 0; i < pathArray.length; ++i) {
-            var k = pathArray[i];
-            if (k in object) {
-                object = object[k];
-            } else {
-                return;
-            }
-        }
-        return object;
+    if (config.grid_y_show) {
+      $$.grid.append('g').attr('class', CLASS.ygrids);
+    }
+
+    if (config.grid_focus_show) {
+      $$.grid.append('g').attr("class", CLASS.xgridFocus).append('line').attr('class', CLASS.xgridFocus);
+    }
+
+    $$.xgrid = d3.selectAll([]);
+
+    if (!config.grid_lines_front) {
+      $$.initGridLines();
+    }
+  };
+
+  ChartInternal.prototype.initGridLines = function () {
+    var $$ = this,
+        d3 = $$.d3;
+    $$.gridLines = $$.main.append('g').attr("clip-path", $$.clipPathForGrid).attr('class', CLASS.grid + ' ' + CLASS.gridLines);
+    $$.gridLines.append('g').attr("class", CLASS.xgridLines);
+    $$.gridLines.append('g').attr('class', CLASS.ygridLines);
+    $$.xgridLines = d3.selectAll([]);
+  };
+
+  ChartInternal.prototype.updateXGrid = function (withoutUpdate) {
+    var $$ = this,
+        config = $$.config,
+        d3 = $$.d3,
+        xgridData = $$.generateGridData(config.grid_x_type, $$.x),
+        tickOffset = $$.isCategorized() ? $$.xAxis.tickOffset() : 0;
+    $$.xgridAttr = config.axis_rotated ? {
+      'x1': 0,
+      'x2': $$.width,
+      'y1': function y1(d) {
+        return $$.x(d) - tickOffset;
+      },
+      'y2': function y2(d) {
+        return $$.x(d) - tickOffset;
+      }
+    } : {
+      'x1': function x1(d) {
+        return $$.x(d) + tickOffset;
+      },
+      'x2': function x2(d) {
+        return $$.x(d) + tickOffset;
+      },
+      'y1': 0,
+      'y2': $$.height

     };
 
     };
 

-    /**
-     * Converts the rows to normalized data.
-     * @param {any[][]} rows The row data
-     * @return {Object}
-     */
-    ChartInternal.prototype.convertRowsToData = function (rows) {
-        var newRows = [];
-        var keys = rows[0];
-
-        for (var i = 1; i < rows.length; i++) {
-            var newRow = {};
-            for (var j = 0; j < rows[i].length; j++) {
-                if (isUndefined(rows[i][j])) {
-                    throw new Error("Source data is missing a component at (" + i + "," + j + ")!");
-                }
-                newRow[keys[j]] = rows[i][j];
-            }
-            newRows.push(newRow);
-        }
-        return { keys: keys, rows: newRows };
+    $$.xgridAttr.opacity = function () {
+      var pos = +d3.select(this).attr(config.axis_rotated ? 'y1' : 'x1');
+      return pos === (config.axis_rotated ? $$.height : 0) ? 0 : 1;

     };
 
     };
 

-    /**
-     * Converts the columns to normalized data.
-     * @param {any[][]} columns The column data
-     * @return {Object}
-     */
-    ChartInternal.prototype.convertColumnsToData = function (columns) {
-        var newRows = [];
-        var keys = [];
-
-        for (var i = 0; i < columns.length; i++) {
-            var key = columns[i][0];
-            for (var j = 1; j < columns[i].length; j++) {
-                if (isUndefined(newRows[j - 1])) {
-                    newRows[j - 1] = {};
-                }
-                if (isUndefined(columns[i][j])) {
-                    throw new Error("Source data is missing a component at (" + i + "," + j + ")!");
-                }
-                newRows[j - 1][key] = columns[i][j];
-            }
-            keys.push(key);
-        }
+    var xgrid = $$.main.select('.' + CLASS.xgrids).selectAll('.' + CLASS.xgrid).data(xgridData);
+    var xgridEnter = xgrid.enter().append('line').attr("class", CLASS.xgrid).attr('x1', $$.xgridAttr.x1).attr('x2', $$.xgridAttr.x2).attr('y1', $$.xgridAttr.y1).attr('y2', $$.xgridAttr.y2).style("opacity", 0);
+    $$.xgrid = xgridEnter.merge(xgrid);

 
 

-        return { keys: keys, rows: newRows };
-    };
+    if (!withoutUpdate) {
+      $$.xgrid.attr('x1', $$.xgridAttr.x1).attr('x2', $$.xgridAttr.x2).attr('y1', $$.xgridAttr.y1).attr('y2', $$.xgridAttr.y2).style("opacity", $$.xgridAttr.opacity);
+    }

 
 

-    /**
-     * Converts the data format into the target format.
-     * @param {!Object} data
-     * @param {!Array} data.keys Ordered list of target IDs.
-     * @param {!Array} data.rows Rows of data to convert.
-     * @param {boolean} appendXs True to append to $$.data.xs, False to replace.
-     * @return {!Array}
-     */
-    ChartInternal.prototype.convertDataToTargets = function (data, appendXs) {
-        var $$ = this,
-            config = $$.config,
-            targets,
-            ids,
-            xs,
-            keys;
-
-        // handles format where keys are not orderly provided
-        if (isArray(data)) {
-            keys = Object.keys(data[0]);
-        } else {
-            keys = data.keys;
-            data = data.rows;
-        }
+    xgrid.exit().remove();
+  };
+
+  ChartInternal.prototype.updateYGrid = function () {
+    var $$ = this,
+        config = $$.config,
+        gridValues = $$.yAxis.tickValues() || $$.y.ticks(config.grid_y_ticks);
+    var ygrid = $$.main.select('.' + CLASS.ygrids).selectAll('.' + CLASS.ygrid).data(gridValues);
+    var ygridEnter = ygrid.enter().append('line') // TODO: x1, x2, y1, y2, opacity need to be set here maybe
+    .attr('class', CLASS.ygrid);
+    $$.ygrid = ygridEnter.merge(ygrid);
+    $$.ygrid.attr("x1", config.axis_rotated ? $$.y : 0).attr("x2", config.axis_rotated ? $$.y : $$.width).attr("y1", config.axis_rotated ? 0 : $$.y).attr("y2", config.axis_rotated ? $$.height : $$.y);
+    ygrid.exit().remove();
+    $$.smoothLines($$.ygrid, 'grid');
+  };
+
+  ChartInternal.prototype.gridTextAnchor = function (d) {
+    return d.position ? d.position : "end";
+  };
+
+  ChartInternal.prototype.gridTextDx = function (d) {
+    return d.position === 'start' ? 4 : d.position === 'middle' ? 0 : -4;
+  };
+
+  ChartInternal.prototype.xGridTextX = function (d) {
+    return d.position === 'start' ? -this.height : d.position === 'middle' ? -this.height / 2 : 0;
+  };
+
+  ChartInternal.prototype.yGridTextX = function (d) {
+    return d.position === 'start' ? 0 : d.position === 'middle' ? this.width / 2 : this.width;
+  };
+
+  ChartInternal.prototype.updateGrid = function (duration) {
+    var $$ = this,
+        main = $$.main,
+        config = $$.config,
+        xgridLine,
+        xgridLineEnter,
+        ygridLine,
+        ygridLineEnter,
+        xv = $$.xv.bind($$),
+        yv = $$.yv.bind($$),
+        xGridTextX = $$.xGridTextX.bind($$),
+        yGridTextX = $$.yGridTextX.bind($$); // hide if arc type
+
+    $$.grid.style('visibility', $$.hasArcType() ? 'hidden' : 'visible');
+    main.select('line.' + CLASS.xgridFocus).style("visibility", "hidden");
+
+    if (config.grid_x_show) {
+      $$.updateXGrid();
+    }

 
 

-        ids = keys.filter($$.isNotX, $$);
-        xs = keys.filter($$.isX, $$);
-
-        // save x for update data by load when custom x and c3.x API
-        ids.forEach(function (id) {
-            var xKey = $$.getXKey(id);
-
-            if ($$.isCustomX() || $$.isTimeSeries()) {
-                // if included in input data
-                if (xs.indexOf(xKey) >= 0) {
-                    $$.data.xs[id] = (appendXs && $$.data.xs[id] ? $$.data.xs[id] : []).concat(data.map(function (d) {
-                        return d[xKey];
-                    }).filter(isValue).map(function (rawX, i) {
-                        return $$.generateTargetX(rawX, id, i);
-                    }));
-                }
-                // if not included in input data, find from preloaded data of other id's x
-                else if (config.data_x) {
-                        $$.data.xs[id] = $$.getOtherTargetXs();
-                    }
-                    // if not included in input data, find from preloaded data
-                    else if (notEmpty(config.data_xs)) {
-                            $$.data.xs[id] = $$.getXValuesOfXKey(xKey, $$.data.targets);
-                        }
-                // MEMO: if no x included, use same x of current will be used
-            } else {
-                $$.data.xs[id] = data.map(function (d, i) {
-                    return i;
-                });
-            }
-        });
+    xgridLine = main.select('.' + CLASS.xgridLines).selectAll('.' + CLASS.xgridLine).data(config.grid_x_lines); // enter

 
 

-        // check x is defined
-        ids.forEach(function (id) {
-            if (!$$.data.xs[id]) {
-                throw new Error('x is not defined for id = "' + id + '".');
-            }
-        });
+    xgridLineEnter = xgridLine.enter().append('g').attr("class", function (d) {
+      return CLASS.xgridLine + (d['class'] ? ' ' + d['class'] : '');
+    });
+    xgridLineEnter.append('line').attr("x1", config.axis_rotated ? 0 : xv).attr("x2", config.axis_rotated ? $$.width : xv).attr("y1", config.axis_rotated ? xv : 0).attr("y2", config.axis_rotated ? xv : $$.height).style("opacity", 0);
+    xgridLineEnter.append('text').attr("text-anchor", $$.gridTextAnchor).attr("transform", config.axis_rotated ? "" : "rotate(-90)").attr("x", config.axis_rotated ? yGridTextX : xGridTextX).attr("y", xv).attr('dx', $$.gridTextDx).attr('dy', -5).style("opacity", 0); // udpate

 
 

-        // convert to target
-        targets = ids.map(function (id, index) {
-            var convertedId = config.data_idConverter(id);
-            return {
-                id: convertedId,
-                id_org: id,
-                values: data.map(function (d, i) {
-                    var xKey = $$.getXKey(id),
-                        rawX = d[xKey],
-                        value = d[id] !== null && !isNaN(d[id]) ? +d[id] : null,
-                        x;
-                    // use x as categories if custom x and categorized
-                    if ($$.isCustomX() && $$.isCategorized() && !isUndefined(rawX)) {
-                        if (index === 0 && i === 0) {
-                            config.axis_x_categories = [];
-                        }
-                        x = config.axis_x_categories.indexOf(rawX);
-                        if (x === -1) {
-                            x = config.axis_x_categories.length;
-                            config.axis_x_categories.push(rawX);
-                        }
-                    } else {
-                        x = $$.generateTargetX(rawX, id, i);
-                    }
-                    // mark as x = undefined if value is undefined and filter to remove after mapped
-                    if (isUndefined(d[id]) || $$.data.xs[id].length <= i) {
-                        x = undefined;
-                    }
-                    return { x: x, value: value, id: convertedId };
-                }).filter(function (v) {
-                    return isDefined(v.x);
-                })
-            };
-        });
+    $$.xgridLines = xgridLineEnter.merge(xgridLine); // done in d3.transition() of the end of this function
+    // exit

 
 

-        // finish targets
-        targets.forEach(function (t) {
-            var i;
-            // sort values by its x
-            if (config.data_xSort) {
-                t.values = t.values.sort(function (v1, v2) {
-                    var x1 = v1.x || v1.x === 0 ? v1.x : Infinity,
-                        x2 = v2.x || v2.x === 0 ? v2.x : Infinity;
-                    return x1 - x2;
-                });
-            }
-            // indexing each value
-            i = 0;
-            t.values.forEach(function (v) {
-                v.index = i++;
-            });
-            // this needs to be sorted because its index and value.index is identical
-            $$.data.xs[t.id].sort(function (v1, v2) {
-                return v1 - v2;
-            });
-        });
+    xgridLine.exit().transition().duration(duration).style("opacity", 0).remove(); // Y-Grid

 
 

-        // cache information about values
-        $$.hasNegativeValue = $$.hasNegativeValueInTargets(targets);
-        $$.hasPositiveValue = $$.hasPositiveValueInTargets(targets);
+    if (config.grid_y_show) {
+      $$.updateYGrid();
+    }

 
 

-        // set target types
-        if (config.data_type) {
-            $$.setTargetType($$.mapToIds(targets).filter(function (id) {
-                return !(id in config.data_types);
-            }), config.data_type);
-        }
+    ygridLine = main.select('.' + CLASS.ygridLines).selectAll('.' + CLASS.ygridLine).data(config.grid_y_lines); // enter
+
+    ygridLineEnter = ygridLine.enter().append('g').attr("class", function (d) {
+      return CLASS.ygridLine + (d['class'] ? ' ' + d['class'] : '');
+    });
+    ygridLineEnter.append('line').attr("x1", config.axis_rotated ? yv : 0).attr("x2", config.axis_rotated ? yv : $$.width).attr("y1", config.axis_rotated ? 0 : yv).attr("y2", config.axis_rotated ? $$.height : yv).style("opacity", 0);
+    ygridLineEnter.append('text').attr("text-anchor", $$.gridTextAnchor).attr("transform", config.axis_rotated ? "rotate(-90)" : "").attr("x", config.axis_rotated ? xGridTextX : yGridTextX).attr("y", yv).attr('dx', $$.gridTextDx).attr('dy', -5).style("opacity", 0); // update
+
+    $$.ygridLines = ygridLineEnter.merge(ygridLine);
+    $$.ygridLines.select('line').transition().duration(duration).attr("x1", config.axis_rotated ? yv : 0).attr("x2", config.axis_rotated ? yv : $$.width).attr("y1", config.axis_rotated ? 0 : yv).attr("y2", config.axis_rotated ? $$.height : yv).style("opacity", 1);
+    $$.ygridLines.select('text').transition().duration(duration).attr("x", config.axis_rotated ? $$.xGridTextX.bind($$) : $$.yGridTextX.bind($$)).attr("y", yv).text(function (d) {
+      return d.text;
+    }).style("opacity", 1); // exit
+
+    ygridLine.exit().transition().duration(duration).style("opacity", 0).remove();
+  };
+
+  ChartInternal.prototype.redrawGrid = function (withTransition, transition) {
+    var $$ = this,
+        config = $$.config,
+        xv = $$.xv.bind($$),
+        lines = $$.xgridLines.select('line'),
+        texts = $$.xgridLines.select('text');
+    return [(withTransition ? lines.transition(transition) : lines).attr("x1", config.axis_rotated ? 0 : xv).attr("x2", config.axis_rotated ? $$.width : xv).attr("y1", config.axis_rotated ? xv : 0).attr("y2", config.axis_rotated ? xv : $$.height).style("opacity", 1), (withTransition ? texts.transition(transition) : texts).attr("x", config.axis_rotated ? $$.yGridTextX.bind($$) : $$.xGridTextX.bind($$)).attr("y", xv).text(function (d) {
+      return d.text;
+    }).style("opacity", 1)];
+  };
+
+  ChartInternal.prototype.showXGridFocus = function (selectedData) {
+    var $$ = this,
+        config = $$.config,
+        dataToShow = selectedData.filter(function (d) {
+      return d && isValue(d.value);
+    }),
+        focusEl = $$.main.selectAll('line.' + CLASS.xgridFocus),
+        xx = $$.xx.bind($$);
+
+    if (!config.tooltip_show) {
+      return;
+    } // Hide when scatter plot exists
+
+
+    if ($$.hasType('scatter') || $$.hasArcType()) {
+      return;
+    }
+
+    focusEl.style("visibility", "visible").data([dataToShow[0]]).attr(config.axis_rotated ? 'y1' : 'x1', xx).attr(config.axis_rotated ? 'y2' : 'x2', xx);
+    $$.smoothLines(focusEl, 'grid');
+  };
+
+  ChartInternal.prototype.hideXGridFocus = function () {
+    this.main.select('line.' + CLASS.xgridFocus).style("visibility", "hidden");
+  };
+
+  ChartInternal.prototype.updateXgridFocus = function () {
+    var $$ = this,
+        config = $$.config;
+    $$.main.select('line.' + CLASS.xgridFocus).attr("x1", config.axis_rotated ? 0 : -10).attr("x2", config.axis_rotated ? $$.width : -10).attr("y1", config.axis_rotated ? -10 : 0).attr("y2", config.axis_rotated ? -10 : $$.height);
+  };
+
+  ChartInternal.prototype.generateGridData = function (type, scale) {
+    var $$ = this,
+        gridData = [],
+        xDomain,
+        firstYear,
+        lastYear,
+        i,
+        tickNum = $$.main.select("." + CLASS.axisX).selectAll('.tick').size();
+
+    if (type === 'year') {
+      xDomain = $$.getXDomain();
+      firstYear = xDomain[0].getFullYear();
+      lastYear = xDomain[1].getFullYear();
+
+      for (i = firstYear; i <= lastYear; i++) {
+        gridData.push(new Date(i + '-01-01 00:00:00'));
+      }
+    } else {
+      gridData = scale.ticks(10);

 
 

-        // cache as original id keyed
-        targets.forEach(function (d) {
-            $$.addCache(d.id_org, d);
+      if (gridData.length > tickNum) {
+        // use only int
+        gridData = gridData.filter(function (d) {
+          return ("" + d).indexOf('.') < 0;

         });
         });

+      }
+    }

 
 

-        return targets;
-    };
+    return gridData;
+  };
+
+  ChartInternal.prototype.getGridFilterToRemove = function (params) {
+    return params ? function (line) {
+      var found = false;
+      [].concat(params).forEach(function (param) {
+        if ('value' in param && line.value === param.value || 'class' in param && line['class'] === param['class']) {
+          found = true;
+        }
+      });
+      return found;
+    } : function () {
+      return true;
+    };
+  };
+
+  ChartInternal.prototype.removeGridLines = function (params, forX) {
+    var $$ = this,
+        config = $$.config,
+        toRemove = $$.getGridFilterToRemove(params),
+        toShow = function toShow(line) {
+      return !toRemove(line);
+    },
+        classLines = forX ? CLASS.xgridLines : CLASS.ygridLines,
+        classLine = forX ? CLASS.xgridLine : CLASS.ygridLine;
+
+    $$.main.select('.' + classLines).selectAll('.' + classLine).filter(toRemove).transition().duration(config.transition_duration).style('opacity', 0).remove();
+
+    if (forX) {
+      config.grid_x_lines = config.grid_x_lines.filter(toShow);
+    } else {
+      config.grid_y_lines = config.grid_y_lines.filter(toShow);
+    }
+  };

 
 

-    ChartInternal.prototype.isX = function (key) {
-        var $$ = this,
-            config = $$.config;
-        return config.data_x && key === config.data_x || notEmpty(config.data_xs) && hasValue(config.data_xs, key);
-    };
-    ChartInternal.prototype.isNotX = function (key) {
-        return !this.isX(key);
-    };
-    ChartInternal.prototype.getXKey = function (id) {
-        var $$ = this,
-            config = $$.config;
-        return config.data_x ? config.data_x : notEmpty(config.data_xs) ? config.data_xs[id] : null;
-    };
-    ChartInternal.prototype.getXValuesOfXKey = function (key, targets) {
-        var $$ = this,
-            xValues,
-            ids = targets && notEmpty(targets) ? $$.mapToIds(targets) : [];
-        ids.forEach(function (id) {
-            if ($$.getXKey(id) === key) {
-                xValues = $$.data.xs[id];
-            }
-        });
-        return xValues;
-    };
-    ChartInternal.prototype.getXValue = function (id, i) {
-        var $$ = this;
-        return id in $$.data.xs && $$.data.xs[id] && isValue($$.data.xs[id][i]) ? $$.data.xs[id][i] : i;
-    };
-    ChartInternal.prototype.getOtherTargetXs = function () {
-        var $$ = this,
-            idsForX = Object.keys($$.data.xs);
-        return idsForX.length ? $$.data.xs[idsForX[0]] : null;
-    };
-    ChartInternal.prototype.getOtherTargetX = function (index) {
-        var xs = this.getOtherTargetXs();
-        return xs && index < xs.length ? xs[index] : null;
-    };
-    ChartInternal.prototype.addXs = function (xs) {
-        var $$ = this;
-        Object.keys(xs).forEach(function (id) {
-            $$.config.data_xs[id] = xs[id];
-        });
-    };
-    ChartInternal.prototype.addName = function (data) {
-        var $$ = this,
-            name;
-        if (data) {
-            name = $$.config.data_names[data.id];
-            data.name = name !== undefined ? name : data.id;
-        }
-        return data;
-    };
-    ChartInternal.prototype.getValueOnIndex = function (values, index) {
-        var valueOnIndex = values.filter(function (v) {
-            return v.index === index;
-        });
-        return valueOnIndex.length ? valueOnIndex[0] : null;
-    };
-    ChartInternal.prototype.updateTargetX = function (targets, x) {
-        var $$ = this;
-        targets.forEach(function (t) {
-            t.values.forEach(function (v, i) {
-                v.x = $$.generateTargetX(x[i], t.id, i);
-            });
-            $$.data.xs[t.id] = x;
-        });
-    };
-    ChartInternal.prototype.updateTargetXs = function (targets, xs) {
-        var $$ = this;
-        targets.forEach(function (t) {
-            if (xs[t.id]) {
-                $$.updateTargetX([t], xs[t.id]);
-            }
-        });
-    };
-    ChartInternal.prototype.generateTargetX = function (rawX, id, index) {
-        var $$ = this,
-            x;
-        if ($$.isTimeSeries()) {
-            x = rawX ? $$.parseDate(rawX) : $$.parseDate($$.getXValue(id, index));
-        } else if ($$.isCustomX() && !$$.isCategorized()) {
-            x = isValue(rawX) ? +rawX : $$.getXValue(id, index);
-        } else {
-            x = index;
-        }
-        return x;
-    };
-    ChartInternal.prototype.cloneTarget = function (target) {
-        return {
-            id: target.id,
-            id_org: target.id_org,
-            values: target.values.map(function (d) {
-                return {
-                    x: d.x,
-                    value: d.value,
-                    id: d.id
-                };
-            })
-        };
-    };
-    ChartInternal.prototype.getMaxDataCount = function () {
-        var $$ = this;
-        return $$.d3.max($$.data.targets, function (t) {
-            return t.values.length;
-        });
-    };
-    ChartInternal.prototype.mapToIds = function (targets) {
-        return targets.map(function (d) {
-            return d.id;
-        });
-    };
-    ChartInternal.prototype.mapToTargetIds = function (ids) {
-        var $$ = this;
-        return ids ? [].concat(ids) : $$.mapToIds($$.data.targets);
-    };
-    ChartInternal.prototype.hasTarget = function (targets, id) {
-        var ids = this.mapToIds(targets),
-            i;
-        for (i = 0; i < ids.length; i++) {
-            if (ids[i] === id) {
-                return true;
-            }
-        }
-        return false;
-    };
-    ChartInternal.prototype.isTargetToShow = function (targetId) {
-        return this.hiddenTargetIds.indexOf(targetId) < 0;
-    };
-    ChartInternal.prototype.isLegendToShow = function (targetId) {
-        return this.hiddenLegendIds.indexOf(targetId) < 0;
-    };
-    ChartInternal.prototype.filterTargetsToShow = function (targets) {
-        var $$ = this;
-        return targets.filter(function (t) {
-            return $$.isTargetToShow(t.id);
-        });
-    };
-    ChartInternal.prototype.mapTargetsToUniqueXs = function (targets) {
-        var $$ = this;
-        var xs = $$.d3.set($$.d3.merge(targets.map(function (t) {
-            return t.values.map(function (v) {
-                return +v.x;
-            });
-        }))).values();
-        xs = $$.isTimeSeries() ? xs.map(function (x) {
-            return new Date(+x);
-        }) : xs.map(function (x) {
-            return +x;
-        });
-        return xs.sort(function (a, b) {
-            return a < b ? -1 : a > b ? 1 : a >= b ? 0 : NaN;
-        });
-    };
-    ChartInternal.prototype.addHiddenTargetIds = function (targetIds) {
-        targetIds = targetIds instanceof Array ? targetIds : new Array(targetIds);
-        for (var i = 0; i < targetIds.length; i++) {
-            if (this.hiddenTargetIds.indexOf(targetIds[i]) < 0) {
-                this.hiddenTargetIds = this.hiddenTargetIds.concat(targetIds[i]);
-            }
-        }
-    };
-    ChartInternal.prototype.removeHiddenTargetIds = function (targetIds) {
-        this.hiddenTargetIds = this.hiddenTargetIds.filter(function (id) {
-            return targetIds.indexOf(id) < 0;
-        });
-    };
-    ChartInternal.prototype.addHiddenLegendIds = function (targetIds) {
-        targetIds = targetIds instanceof Array ? targetIds : new Array(targetIds);
-        for (var i = 0; i < targetIds.length; i++) {
-            if (this.hiddenLegendIds.indexOf(targetIds[i]) < 0) {
-                this.hiddenLegendIds = this.hiddenLegendIds.concat(targetIds[i]);
-            }
-        }
-    };
-    ChartInternal.prototype.removeHiddenLegendIds = function (targetIds) {
-        this.hiddenLegendIds = this.hiddenLegendIds.filter(function (id) {
-            return targetIds.indexOf(id) < 0;
-        });
-    };
-    ChartInternal.prototype.getValuesAsIdKeyed = function (targets) {
-        var ys = {};
-        targets.forEach(function (t) {
-            ys[t.id] = [];
-            t.values.forEach(function (v) {
-                ys[t.id].push(v.value);
-            });
-        });
-        return ys;
-    };
-    ChartInternal.prototype.checkValueInTargets = function (targets, checker) {
-        var ids = Object.keys(targets),
-            i,
-            j,
-            values;
-        for (i = 0; i < ids.length; i++) {
-            values = targets[ids[i]].values;
-            for (j = 0; j < values.length; j++) {
-                if (checker(values[j].value)) {
-                    return true;
-                }
-            }
-        }
-        return false;
-    };
-    ChartInternal.prototype.hasNegativeValueInTargets = function (targets) {
-        return this.checkValueInTargets(targets, function (v) {
-            return v < 0;
-        });
-    };
-    ChartInternal.prototype.hasPositiveValueInTargets = function (targets) {
-        return this.checkValueInTargets(targets, function (v) {
-            return v > 0;
-        });
-    };
-    ChartInternal.prototype.isOrderDesc = function () {
-        var config = this.config;
-        return typeof config.data_order === 'string' && config.data_order.toLowerCase() === 'desc';
-    };
-    ChartInternal.prototype.isOrderAsc = function () {
-        var config = this.config;
-        return typeof config.data_order === 'string' && config.data_order.toLowerCase() === 'asc';
-    };
-    ChartInternal.prototype.getOrderFunction = function () {
-        var $$ = this,
-            config = $$.config,
-            orderAsc = $$.isOrderAsc(),
-            orderDesc = $$.isOrderDesc();
-        if (orderAsc || orderDesc) {
-            var reducer = function reducer(p, c) {
-                return p + Math.abs(c.value);
-            };
-            return function (t1, t2) {
-                var t1Sum = t1.values.reduce(reducer, 0),
-                    t2Sum = t2.values.reduce(reducer, 0);
-                return orderAsc ? t2Sum - t1Sum : t1Sum - t2Sum;
-            };
-        } else if (isFunction(config.data_order)) {
-            return config.data_order;
-        } else if (isArray(config.data_order)) {
-            var order = config.data_order;
-            return function (t1, t2) {
-                return order.indexOf(t1.id) - order.indexOf(t2.id);
-            };
-        }
-    };
-    ChartInternal.prototype.orderTargets = function (targets) {
-        var fct = this.getOrderFunction();
-        if (fct) {
-            targets.sort(fct);
-        }
-        return targets;
-    };
-    ChartInternal.prototype.filterByX = function (targets, x) {
-        return this.d3.merge(targets.map(function (t) {
-            return t.values;
-        })).filter(function (v) {
-            return v.x - x === 0;
-        });
-    };
-    ChartInternal.prototype.filterRemoveNull = function (data) {
-        return data.filter(function (d) {
-            return isValue(d.value);
-        });
-    };
-    ChartInternal.prototype.filterByXDomain = function (targets, xDomain) {
-        return targets.map(function (t) {
-            return {
-                id: t.id,
-                id_org: t.id_org,
-                values: t.values.filter(function (v) {
-                    return xDomain[0] <= v.x && v.x <= xDomain[1];
-                })
-            };
+  ChartInternal.prototype.initEventRect = function () {
+    var $$ = this,
+        config = $$.config;
+    $$.main.select('.' + CLASS.chart).append("g").attr("class", CLASS.eventRects).style('fill-opacity', 0);
+    $$.eventRect = $$.main.select('.' + CLASS.eventRects).append('rect').attr('class', CLASS.eventRect); // event rect handle zoom event as well
+
+    if (config.zoom_enabled && $$.zoom) {
+      $$.eventRect.call($$.zoom).on("dblclick.zoom", null);
+
+      if (config.zoom_initialRange) {
+        // WORKAROUND: Add transition to apply transform immediately when no subchart
+        $$.eventRect.transition().duration(0).call($$.zoom.transform, $$.zoomTransform(config.zoom_initialRange));
+      }
+    }
+  };
+
+  ChartInternal.prototype.redrawEventRect = function () {
+    var $$ = this,
+        d3 = $$.d3,
+        config = $$.config,
+        x,
+        y,
+        w,
+        h; // TODO: rotated not supported yet
+
+    x = 0;
+    y = 0;
+    w = $$.width;
+    h = $$.height;
+
+    function mouseout() {
+      $$.svg.select('.' + CLASS.eventRect).style('cursor', null);
+      $$.hideXGridFocus();
+      $$.hideTooltip();
+      $$.unexpandCircles();
+      $$.unexpandBars();
+    } // rects for mouseover
+
+
+    $$.main.select('.' + CLASS.eventRects).style('cursor', config.zoom_enabled ? config.axis_rotated ? 'ns-resize' : 'ew-resize' : null);
+    $$.eventRect.attr('x', x).attr('y', y).attr('width', w).attr('height', h).on('mouseout', config.interaction_enabled ? function () {
+      if (!config) {
+        return;
+      } // chart is destroyed
+
+
+      if ($$.hasArcType()) {
+        return;
+      }
+
+      mouseout();
+    } : null).on('mousemove', config.interaction_enabled ? function () {
+      var targetsToShow, mouse, closest, sameXData, selectedData;
+
+      if ($$.dragging) {
+        return;
+      } // do nothing when dragging
+
+
+      if ($$.hasArcType(targetsToShow)) {
+        return;
+      }
+
+      targetsToShow = $$.filterTargetsToShow($$.data.targets);
+      mouse = d3.mouse(this);
+      closest = $$.findClosestFromTargets(targetsToShow, mouse);
+
+      if ($$.mouseover && (!closest || closest.id !== $$.mouseover.id)) {
+        config.data_onmouseout.call($$.api, $$.mouseover);
+        $$.mouseover = undefined;
+      }
+
+      if (!closest) {
+        mouseout();
+        return;
+      }
+
+      if ($$.isScatterType(closest) || !config.tooltip_grouped) {
+        sameXData = [closest];
+      } else {
+        sameXData = $$.filterByX(targetsToShow, closest.x);
+      } // show tooltip when cursor is close to some point
+
+
+      selectedData = sameXData.map(function (d) {
+        return $$.addName(d);
+      });
+      $$.showTooltip(selectedData, this); // expand points
+
+      if (config.point_focus_expand_enabled) {
+        $$.unexpandCircles();
+        selectedData.forEach(function (d) {
+          $$.expandCircles(d.index, d.id, false);

         });
         });

-    };
-    ChartInternal.prototype.hasDataLabel = function () {
-        var config = this.config;
-        if (typeof config.data_labels === 'boolean' && config.data_labels) {
-            return true;
-        } else if (_typeof(config.data_labels) === 'object' && notEmpty(config.data_labels)) {
-            return true;
+      }
+
+      $$.expandBars(closest.index, closest.id, true); // Show xgrid focus line
+
+      $$.showXGridFocus(selectedData); // Show cursor as pointer if point is close to mouse position
+
+      if ($$.isBarType(closest.id) || $$.dist(closest, mouse) < config.point_sensitivity) {
+        $$.svg.select('.' + CLASS.eventRect).style('cursor', 'pointer');
+
+        if (!$$.mouseover) {
+          config.data_onmouseover.call($$.api, closest);
+          $$.mouseover = closest;

         }
         }

-        return false;
-    };
-    ChartInternal.prototype.getDataLabelLength = function (min, max, key) {
-        var $$ = this,
-            lengths = [0, 0],
-            paddingCoef = 1.3;
-        $$.selectChart.select('svg').selectAll('.dummy').data([min, max]).enter().append('text').text(function (d) {
-            return $$.dataLabelFormat(d.id)(d);
-        }).each(function (d, i) {
-            lengths[i] = this.getBoundingClientRect()[key] * paddingCoef;
-        }).remove();
-        return lengths;
-    };
-    ChartInternal.prototype.isNoneArc = function (d) {
-        return this.hasTarget(this.data.targets, d.id);
-    }, ChartInternal.prototype.isArc = function (d) {
-        return 'data' in d && this.hasTarget(this.data.targets, d.data.id);
-    };
-    ChartInternal.prototype.findClosestFromTargets = function (targets, pos) {
-        var $$ = this,
-            candidates;
+      }
+    } : null).on('click', config.interaction_enabled ? function () {
+      var targetsToShow, mouse, closest, sameXData;
+
+      if ($$.hasArcType(targetsToShow)) {
+        return;
+      }
+
+      targetsToShow = $$.filterTargetsToShow($$.data.targets);
+      mouse = d3.mouse(this);
+      closest = $$.findClosestFromTargets(targetsToShow, mouse);

 
 

-        // map to array of closest points of each target
-        candidates = targets.map(function (target) {
-            return $$.findClosest(target.values, pos);
-        });
+      if (!closest) {
+        return;
+      } // select if selection enabled

 
 

-        // decide closest point and return
-        return $$.findClosest(candidates, pos);
-    };
-    ChartInternal.prototype.findClosest = function (values, pos) {
-        var $$ = this,
-            minDist = $$.config.point_sensitivity,
-            closest;
-
-        // find mouseovering bar
-        values.filter(function (v) {
-            return v && $$.isBarType(v.id);
-        }).forEach(function (v) {
-            var shape = $$.main.select('.' + CLASS.bars + $$.getTargetSelectorSuffix(v.id) + ' .' + CLASS.bar + '-' + v.index).node();
-            if (!closest && $$.isWithinBar($$.d3.mouse(shape), shape)) {
-                closest = v;
-            }
-        });

 
 

-        // find closest point from non-bar
-        values.filter(function (v) {
-            return v && !$$.isBarType(v.id);
-        }).forEach(function (v) {
-            var d = $$.dist(v, pos);
-            if (d < minDist) {
-                minDist = d;
-                closest = v;
+      if ($$.isBarType(closest.id) || $$.dist(closest, mouse) < config.point_sensitivity) {
+        if ($$.isScatterType(closest) || !config.data_selection_grouped) {
+          sameXData = [closest];
+        } else {
+          sameXData = $$.filterByX(targetsToShow, closest.x);
+        }
+
+        sameXData.forEach(function (d) {
+          $$.main.selectAll('.' + CLASS.shapes + $$.getTargetSelectorSuffix(d.id)).selectAll('.' + CLASS.shape + '-' + d.index).each(function () {
+            if (config.data_selection_grouped || $$.isWithinShape(this, d)) {
+              $$.toggleShape(this, d, d.index);
+              config.data_onclick.call($$.api, d, this);

             }
             }

+          });

         });
         });

+      }
+    } : null).call(config.interaction_enabled && config.data_selection_draggable && $$.drag ? d3.drag().on('drag', function () {
+      $$.drag(d3.mouse(this));
+    }).on('start', function () {
+      $$.dragstart(d3.mouse(this));
+    }).on('end', function () {
+      $$.dragend();
+    }) : function () {});
+  };
+
+  ChartInternal.prototype.getMousePosition = function (data) {
+    var $$ = this;
+    return [$$.x(data.x), $$.getYScale(data.id)(data.value)];
+  };
+
+  ChartInternal.prototype.dispatchEvent = function (type, mouse) {
+    var $$ = this,
+        selector = '.' + CLASS.eventRect,
+        eventRect = $$.main.select(selector).node(),
+        box = eventRect.getBoundingClientRect(),
+        x = box.left + (mouse ? mouse[0] : 0),
+        y = box.top + (mouse ? mouse[1] : 0),
+        event = document.createEvent("MouseEvents");
+    event.initMouseEvent(type, true, true, window, 0, x, y, x, y, false, false, false, false, 0, null);
+    eventRect.dispatchEvent(event);
+  };
+
+  ChartInternal.prototype.initLegend = function () {
+    var $$ = this;
+    $$.legendItemTextBox = {};
+    $$.legendHasRendered = false;
+    $$.legend = $$.svg.append("g").attr("transform", $$.getTranslate('legend'));
+
+    if (!$$.config.legend_show) {
+      $$.legend.style('visibility', 'hidden');
+      $$.hiddenLegendIds = $$.mapToIds($$.data.targets);
+      return;
+    } // MEMO: call here to update legend box and tranlate for all
+    // MEMO: translate will be upated by this, so transform not needed in updateLegend()
+
+
+    $$.updateLegendWithDefaults();
+  };
+
+  ChartInternal.prototype.updateLegendWithDefaults = function () {
+    var $$ = this;
+    $$.updateLegend($$.mapToIds($$.data.targets), {
+      withTransform: false,
+      withTransitionForTransform: false,
+      withTransition: false
+    });
+  };
+
+  ChartInternal.prototype.updateSizeForLegend = function (legendHeight, legendWidth) {
+    var $$ = this,
+        config = $$.config,
+        insetLegendPosition = {
+      top: $$.isLegendTop ? $$.getCurrentPaddingTop() + config.legend_inset_y + 5.5 : $$.currentHeight - legendHeight - $$.getCurrentPaddingBottom() - config.legend_inset_y,
+      left: $$.isLegendLeft ? $$.getCurrentPaddingLeft() + config.legend_inset_x + 0.5 : $$.currentWidth - legendWidth - $$.getCurrentPaddingRight() - config.legend_inset_x + 0.5
+    };
+    $$.margin3 = {
+      top: $$.isLegendRight ? 0 : $$.isLegendInset ? insetLegendPosition.top : $$.currentHeight - legendHeight,
+      right: NaN,
+      bottom: 0,
+      left: $$.isLegendRight ? $$.currentWidth - legendWidth : $$.isLegendInset ? insetLegendPosition.left : 0
+    };
+  };
+
+  ChartInternal.prototype.transformLegend = function (withTransition) {
+    var $$ = this;
+    (withTransition ? $$.legend.transition() : $$.legend).attr("transform", $$.getTranslate('legend'));
+  };
+
+  ChartInternal.prototype.updateLegendStep = function (step) {
+    this.legendStep = step;
+  };
+
+  ChartInternal.prototype.updateLegendItemWidth = function (w) {
+    this.legendItemWidth = w;
+  };
+
+  ChartInternal.prototype.updateLegendItemHeight = function (h) {
+    this.legendItemHeight = h;
+  };
+
+  ChartInternal.prototype.getLegendWidth = function () {
+    var $$ = this;
+    return $$.config.legend_show ? $$.isLegendRight || $$.isLegendInset ? $$.legendItemWidth * ($$.legendStep + 1) : $$.currentWidth : 0;
+  };
+
+  ChartInternal.prototype.getLegendHeight = function () {
+    var $$ = this,
+        h = 0;
+
+    if ($$.config.legend_show) {
+      if ($$.isLegendRight) {
+        h = $$.currentHeight;
+      } else {
+        h = Math.max(20, $$.legendItemHeight) * ($$.legendStep + 1);
+      }
+    }

 
 

-        return closest;
-    };
-    ChartInternal.prototype.dist = function (data, pos) {
-        var $$ = this,
-            config = $$.config,
-            xIndex = config.axis_rotated ? 1 : 0,
-            yIndex = config.axis_rotated ? 0 : 1,
-            y = $$.circleY(data, data.index),
-            x = $$.x(data.x);
-        return Math.sqrt(Math.pow(x - pos[xIndex], 2) + Math.pow(y - pos[yIndex], 2));
-    };
-    ChartInternal.prototype.convertValuesToStep = function (values) {
-        var converted = [].concat(values),
-            i;
+    return h;
+  };
+
+  ChartInternal.prototype.opacityForLegend = function (legendItem) {
+    return legendItem.classed(CLASS.legendItemHidden) ? null : 1;
+  };
+
+  ChartInternal.prototype.opacityForUnfocusedLegend = function (legendItem) {
+    return legendItem.classed(CLASS.legendItemHidden) ? null : 0.3;
+  };
+
+  ChartInternal.prototype.toggleFocusLegend = function (targetIds, focus) {
+    var $$ = this;
+    targetIds = $$.mapToTargetIds(targetIds);
+    $$.legend.selectAll('.' + CLASS.legendItem).filter(function (id) {
+      return targetIds.indexOf(id) >= 0;
+    }).classed(CLASS.legendItemFocused, focus).transition().duration(100).style('opacity', function () {
+      var opacity = focus ? $$.opacityForLegend : $$.opacityForUnfocusedLegend;
+      return opacity.call($$, $$.d3.select(this));
+    });
+  };
+
+  ChartInternal.prototype.revertLegend = function () {
+    var $$ = this,
+        d3 = $$.d3;
+    $$.legend.selectAll('.' + CLASS.legendItem).classed(CLASS.legendItemFocused, false).transition().duration(100).style('opacity', function () {
+      return $$.opacityForLegend(d3.select(this));
+    });
+  };
+
+  ChartInternal.prototype.showLegend = function (targetIds) {
+    var $$ = this,
+        config = $$.config;
+
+    if (!config.legend_show) {
+      config.legend_show = true;
+      $$.legend.style('visibility', 'visible');
+
+      if (!$$.legendHasRendered) {
+        $$.updateLegendWithDefaults();
+      }
+    }

 
 

-        if (!this.isCategorized()) {
-            return values;
-        }
+    $$.removeHiddenLegendIds(targetIds);
+    $$.legend.selectAll($$.selectorLegends(targetIds)).style('visibility', 'visible').transition().style('opacity', function () {
+      return $$.opacityForLegend($$.d3.select(this));
+    });
+  };

 
 

-        for (i = values.length + 1; 0 < i; i--) {
-            converted[i] = converted[i - 1];
-        }
+  ChartInternal.prototype.hideLegend = function (targetIds) {
+    var $$ = this,
+        config = $$.config;

 
 

-        converted[0] = {
-            x: converted[0].x - 1,
-            value: converted[0].value,
-            id: converted[0].id
-        };
-        converted[values.length + 1] = {
-            x: converted[values.length].x + 1,
-            value: converted[values.length].value,
-            id: converted[values.length].id
-        };
+    if (config.legend_show && isEmpty(targetIds)) {
+      config.legend_show = false;
+      $$.legend.style('visibility', 'hidden');
+    }

 
 

-        return converted;
-    };
-    ChartInternal.prototype.updateDataAttributes = function (name, attrs) {
-        var $$ = this,
-            config = $$.config,
-            current = config['data_' + name];
-        if (typeof attrs === 'undefined') {
-            return current;
-        }
-        Object.keys(attrs).forEach(function (id) {
-            current[id] = attrs[id];
-        });
-        $$.redraw({
-            withLegend: true
-        });
-        return current;
-    };
+    $$.addHiddenLegendIds(targetIds);
+    $$.legend.selectAll($$.selectorLegends(targetIds)).style('opacity', 0).style('visibility', 'hidden');
+  };
+
+  ChartInternal.prototype.clearLegendItemTextBoxCache = function () {
+    this.legendItemTextBox = {};
+  };
+
+  ChartInternal.prototype.updateLegend = function (targetIds, options, transitions) {
+    var $$ = this,
+        config = $$.config;
+    var xForLegend, xForLegendText, xForLegendRect, yForLegend, yForLegendText, yForLegendRect, x1ForLegendTile, x2ForLegendTile, yForLegendTile;
+    var paddingTop = 4,
+        paddingRight = 10,
+        maxWidth = 0,
+        maxHeight = 0,
+        posMin = 10,
+        tileWidth = config.legend_item_tile_width + 5;
+    var l,
+        totalLength = 0,
+        offsets = {},
+        widths = {},
+        heights = {},
+        margins = [0],
+        steps = {},
+        step = 0;
+    var withTransition, withTransitionForTransform;
+    var texts, rects, tiles, background; // Skip elements when their name is set to null
+
+    targetIds = targetIds.filter(function (id) {
+      return !isDefined(config.data_names[id]) || config.data_names[id] !== null;
+    });
+    options = options || {};
+    withTransition = getOption(options, "withTransition", true);
+    withTransitionForTransform = getOption(options, "withTransitionForTransform", true);
+
+    function getTextBox(textElement, id) {
+      if (!$$.legendItemTextBox[id]) {
+        $$.legendItemTextBox[id] = $$.getTextRect(textElement.textContent, CLASS.legendItem, textElement);
+      }

 
 

-    ChartInternal.prototype.load = function (targets, args) {
-        var $$ = this;
-        if (targets) {
-            // filter loading targets if needed
-            if (args.filter) {
-                targets = targets.filter(args.filter);
-            }
-            // set type if args.types || args.type specified
-            if (args.type || args.types) {
-                targets.forEach(function (t) {
-                    var type = args.types && args.types[t.id] ? args.types[t.id] : args.type;
-                    $$.setTargetType(t.id, type);
-                });
-            }
-            // Update/Add data
-            $$.data.targets.forEach(function (d) {
-                for (var i = 0; i < targets.length; i++) {
-                    if (d.id === targets[i].id) {
-                        d.values = targets[i].values;
-                        targets.splice(i, 1);
-                        break;
-                    }
-                }
-            });
-            $$.data.targets = $$.data.targets.concat(targets); // add remained
-        }
+      return $$.legendItemTextBox[id];
+    }

 
 

-        // Set targets
-        $$.updateTargets($$.data.targets);
+    function updatePositions(textElement, id, index) {
+      var reset = index === 0,
+          isLast = index === targetIds.length - 1,
+          box = getTextBox(textElement, id),
+          itemWidth = box.width + tileWidth + (isLast && !($$.isLegendRight || $$.isLegendInset) ? 0 : paddingRight) + config.legend_padding,
+          itemHeight = box.height + paddingTop,
+          itemLength = $$.isLegendRight || $$.isLegendInset ? itemHeight : itemWidth,
+          areaLength = $$.isLegendRight || $$.isLegendInset ? $$.getLegendHeight() : $$.getLegendWidth(),
+          margin,
+          maxLength; // MEMO: care about condifion of step, totalLength
+
+      function updateValues(id, withoutStep) {
+        if (!withoutStep) {
+          margin = (areaLength - totalLength - itemLength) / 2;
+
+          if (margin < posMin) {
+            margin = (areaLength - itemLength) / 2;
+            totalLength = 0;
+            step++;
+          }
+        }
+
+        steps[id] = step;
+        margins[step] = $$.isLegendInset ? 10 : margin;
+        offsets[id] = totalLength;
+        totalLength += itemLength;
+      }

 
 

-        // Redraw with new targets
-        $$.redraw({ withUpdateOrgXDomain: true, withUpdateXDomain: true, withLegend: true });
+      if (reset) {
+        totalLength = 0;
+        step = 0;
+        maxWidth = 0;
+        maxHeight = 0;
+      }

 
 

-        if (args.done) {
-            args.done();
-        }
-    };
-    ChartInternal.prototype.loadFromArgs = function (args) {
-        var $$ = this;
-        if (args.data) {
-            $$.load($$.convertDataToTargets(args.data), args);
-        } else if (args.url) {
-            $$.convertUrlToData(args.url, args.mimeType, args.headers, args.keys, function (data) {
-                $$.load($$.convertDataToTargets(data), args);
-            });
-        } else if (args.json) {
-            $$.load($$.convertDataToTargets($$.convertJsonToData(args.json, args.keys)), args);
-        } else if (args.rows) {
-            $$.load($$.convertDataToTargets($$.convertRowsToData(args.rows)), args);
-        } else if (args.columns) {
-            $$.load($$.convertDataToTargets($$.convertColumnsToData(args.columns)), args);
-        } else {
-            $$.load(null, args);
-        }
-    };
-    ChartInternal.prototype.unload = function (targetIds, done) {
-        var $$ = this;
-        if (!done) {
-            done = function done() {};
-        }
-        // filter existing target
-        targetIds = targetIds.filter(function (id) {
-            return $$.hasTarget($$.data.targets, id);
-        });
-        // If no target, call done and return
-        if (!targetIds || targetIds.length === 0) {
-            done();
-            return;
-        }
-        $$.svg.selectAll(targetIds.map(function (id) {
-            return $$.selectorTarget(id);
-        })).transition().style('opacity', 0).remove().call($$.endall, done);
-        targetIds.forEach(function (id) {
-            // Reset fadein for future load
-            $$.withoutFadeIn[id] = false;
-            // Remove target's elements
-            if ($$.legend) {
-                $$.legend.selectAll('.' + CLASS.legendItem + $$.getTargetSelectorSuffix(id)).remove();
-            }
-            // Remove target
-            $$.data.targets = $$.data.targets.filter(function (t) {
-                return t.id !== id;
-            });
-        });
-    };
+      if (config.legend_show && !$$.isLegendToShow(id)) {
+        widths[id] = heights[id] = steps[id] = offsets[id] = 0;
+        return;
+      }

 
 

-    ChartInternal.prototype.getYDomainMin = function (targets) {
-        var $$ = this,
-            config = $$.config,
-            ids = $$.mapToIds(targets),
-            ys = $$.getValuesAsIdKeyed(targets),
-            j,
-            k,
-            baseId,
-            idsInGroup,
-            id,
-            hasNegativeValue;
-        if (config.data_groups.length > 0) {
-            hasNegativeValue = $$.hasNegativeValueInTargets(targets);
-            for (j = 0; j < config.data_groups.length; j++) {
-                // Determine baseId
-                idsInGroup = config.data_groups[j].filter(function (id) {
-                    return ids.indexOf(id) >= 0;
-                });
-                if (idsInGroup.length === 0) {
-                    continue;
-                }
-                baseId = idsInGroup[0];
-                // Consider negative values
-                if (hasNegativeValue && ys[baseId]) {
-                    ys[baseId].forEach(function (v, i) {
-                        ys[baseId][i] = v < 0 ? v : 0;
-                    });
-                }
-                // Compute min
-                for (k = 1; k < idsInGroup.length; k++) {
-                    id = idsInGroup[k];
-                    if (!ys[id]) {
-                        continue;
-                    }
-                    ys[id].forEach(function (v, i) {
-                        if ($$.axis.getId(id) === $$.axis.getId(baseId) && ys[baseId] && !(hasNegativeValue && +v > 0)) {
-                            ys[baseId][i] += +v;
-                        }
-                    });
-                }
-            }
-        }
-        return $$.d3.min(Object.keys(ys).map(function (key) {
-            return $$.d3.min(ys[key]);
-        }));
-    };
-    ChartInternal.prototype.getYDomainMax = function (targets) {
-        var $$ = this,
-            config = $$.config,
-            ids = $$.mapToIds(targets),
-            ys = $$.getValuesAsIdKeyed(targets),
-            j,
-            k,
-            baseId,
-            idsInGroup,
-            id,
-            hasPositiveValue;
-        if (config.data_groups.length > 0) {
-            hasPositiveValue = $$.hasPositiveValueInTargets(targets);
-            for (j = 0; j < config.data_groups.length; j++) {
-                // Determine baseId
-                idsInGroup = config.data_groups[j].filter(function (id) {
-                    return ids.indexOf(id) >= 0;
-                });
-                if (idsInGroup.length === 0) {
-                    continue;
-                }
-                baseId = idsInGroup[0];
-                // Consider positive values
-                if (hasPositiveValue && ys[baseId]) {
-                    ys[baseId].forEach(function (v, i) {
-                        ys[baseId][i] = v > 0 ? v : 0;
-                    });
-                }
-                // Compute max
-                for (k = 1; k < idsInGroup.length; k++) {
-                    id = idsInGroup[k];
-                    if (!ys[id]) {
-                        continue;
-                    }
-                    ys[id].forEach(function (v, i) {
-                        if ($$.axis.getId(id) === $$.axis.getId(baseId) && ys[baseId] && !(hasPositiveValue && +v < 0)) {
-                            ys[baseId][i] += +v;
-                        }
-                    });
-                }
-            }
-        }
-        return $$.d3.max(Object.keys(ys).map(function (key) {
-            return $$.d3.max(ys[key]);
-        }));
-    };
-    ChartInternal.prototype.getYDomain = function (targets, axisId, xDomain) {
-        var $$ = this,
-            config = $$.config,
-            targetsByAxisId = targets.filter(function (t) {
-            return $$.axis.getId(t.id) === axisId;
-        }),
-            yTargets = xDomain ? $$.filterByXDomain(targetsByAxisId, xDomain) : targetsByAxisId,
-            yMin = axisId === 'y2' ? config.axis_y2_min : config.axis_y_min,
-            yMax = axisId === 'y2' ? config.axis_y2_max : config.axis_y_max,
-            yDomainMin = $$.getYDomainMin(yTargets),
-            yDomainMax = $$.getYDomainMax(yTargets),
-            domain,
-            domainLength,
-            padding,
-            padding_top,
-            padding_bottom,
-            center = axisId === 'y2' ? config.axis_y2_center : config.axis_y_center,
-            yDomainAbs,
-            lengths,
-            diff,
-            ratio,
-            isAllPositive,
-            isAllNegative,
-            isZeroBased = $$.hasType('bar', yTargets) && config.bar_zerobased || $$.hasType('area', yTargets) && config.area_zerobased,
-            isInverted = axisId === 'y2' ? config.axis_y2_inverted : config.axis_y_inverted,
-            showHorizontalDataLabel = $$.hasDataLabel() && config.axis_rotated,
-            showVerticalDataLabel = $$.hasDataLabel() && !config.axis_rotated;
-
-        // MEMO: avoid inverting domain unexpectedly
-        yDomainMin = isValue(yMin) ? yMin : isValue(yMax) ? yDomainMin < yMax ? yDomainMin : yMax - 10 : yDomainMin;
-        yDomainMax = isValue(yMax) ? yMax : isValue(yMin) ? yMin < yDomainMax ? yDomainMax : yMin + 10 : yDomainMax;
-
-        if (yTargets.length === 0) {
-            // use current domain if target of axisId is none
-            return axisId === 'y2' ? $$.y2.domain() : $$.y.domain();
-        }
-        if (isNaN(yDomainMin)) {
-            // set minimum to zero when not number
-            yDomainMin = 0;
-        }
-        if (isNaN(yDomainMax)) {
-            // set maximum to have same value as yDomainMin
-            yDomainMax = yDomainMin;
-        }
-        if (yDomainMin === yDomainMax) {
-            yDomainMin < 0 ? yDomainMax = 0 : yDomainMin = 0;
-        }
-        isAllPositive = yDomainMin >= 0 && yDomainMax >= 0;
-        isAllNegative = yDomainMin <= 0 && yDomainMax <= 0;
+      widths[id] = itemWidth;
+      heights[id] = itemHeight;

 
 

-        // Cancel zerobased if axis_*_min / axis_*_max specified
-        if (isValue(yMin) && isAllPositive || isValue(yMax) && isAllNegative) {
-            isZeroBased = false;
-        }
+      if (!maxWidth || itemWidth >= maxWidth) {
+        maxWidth = itemWidth;
+      }

 
 

-        // Bar/Area chart should be 0-based if all positive|negative
-        if (isZeroBased) {
-            if (isAllPositive) {
-                yDomainMin = 0;
-            }
-            if (isAllNegative) {
-                yDomainMax = 0;
-            }
-        }
+      if (!maxHeight || itemHeight >= maxHeight) {
+        maxHeight = itemHeight;
+      }

 
 

-        domainLength = Math.abs(yDomainMax - yDomainMin);
-        padding = padding_top = padding_bottom = domainLength * 0.1;
+      maxLength = $$.isLegendRight || $$.isLegendInset ? maxHeight : maxWidth;

 
 

-        if (typeof center !== 'undefined') {
-            yDomainAbs = Math.max(Math.abs(yDomainMin), Math.abs(yDomainMax));
-            yDomainMax = center + yDomainAbs;
-            yDomainMin = center - yDomainAbs;
-        }
-        // add padding for data label
-        if (showHorizontalDataLabel) {
-            lengths = $$.getDataLabelLength(yDomainMin, yDomainMax, 'width');
-            diff = diffDomain($$.y.range());
-            ratio = [lengths[0] / diff, lengths[1] / diff];
-            padding_top += domainLength * (ratio[1] / (1 - ratio[0] - ratio[1]));
-            padding_bottom += domainLength * (ratio[0] / (1 - ratio[0] - ratio[1]));
-        } else if (showVerticalDataLabel) {
-            lengths = $$.getDataLabelLength(yDomainMin, yDomainMax, 'height');
-            padding_top += $$.axis.convertPixelsToAxisPadding(lengths[1], domainLength);
-            padding_bottom += $$.axis.convertPixelsToAxisPadding(lengths[0], domainLength);
-        }
-        if (axisId === 'y' && notEmpty(config.axis_y_padding)) {
-            padding_top = $$.axis.getPadding(config.axis_y_padding, 'top', padding_top, domainLength);
-            padding_bottom = $$.axis.getPadding(config.axis_y_padding, 'bottom', padding_bottom, domainLength);
-        }
-        if (axisId === 'y2' && notEmpty(config.axis_y2_padding)) {
-            padding_top = $$.axis.getPadding(config.axis_y2_padding, 'top', padding_top, domainLength);
-            padding_bottom = $$.axis.getPadding(config.axis_y2_padding, 'bottom', padding_bottom, domainLength);
-        }
-        // Bar/Area chart should be 0-based if all positive|negative
-        if (isZeroBased) {
-            if (isAllPositive) {
-                padding_bottom = yDomainMin;
-            }
-            if (isAllNegative) {
-                padding_top = -yDomainMax;
-            }
-        }
-        domain = [yDomainMin - padding_bottom, yDomainMax + padding_top];
-        return isInverted ? domain.reverse() : domain;
-    };
-    ChartInternal.prototype.getXDomainMin = function (targets) {
-        var $$ = this,
-            config = $$.config;
-        return isDefined(config.axis_x_min) ? $$.isTimeSeries() ? this.parseDate(config.axis_x_min) : config.axis_x_min : $$.d3.min(targets, function (t) {
-            return $$.d3.min(t.values, function (v) {
-                return v.x;
-            });
+      if (config.legend_equally) {
+        Object.keys(widths).forEach(function (id) {
+          widths[id] = maxWidth;

         });
         });

-    };
-    ChartInternal.prototype.getXDomainMax = function (targets) {
-        var $$ = this,
-            config = $$.config;
-        return isDefined(config.axis_x_max) ? $$.isTimeSeries() ? this.parseDate(config.axis_x_max) : config.axis_x_max : $$.d3.max(targets, function (t) {
-            return $$.d3.max(t.values, function (v) {
-                return v.x;
-            });
+        Object.keys(heights).forEach(function (id) {
+          heights[id] = maxHeight;

         });
         });

-    };
-    ChartInternal.prototype.getXDomainPadding = function (domain) {
-        var $$ = this,
-            config = $$.config,
-            diff = domain[1] - domain[0],
-            maxDataCount,
-            padding,
-            paddingLeft,
-            paddingRight;
-        if ($$.isCategorized()) {
-            padding = 0;
-        } else if ($$.hasType('bar')) {
-            maxDataCount = $$.getMaxDataCount();
-            padding = maxDataCount > 1 ? diff / (maxDataCount - 1) / 2 : 0.5;
+        margin = (areaLength - maxLength * targetIds.length) / 2;
+
+        if (margin < posMin) {
+          totalLength = 0;
+          step = 0;
+          targetIds.forEach(function (id) {
+            updateValues(id);
+          });

         } else {
         } else {

-            padding = diff * 0.01;
-        }
-        if (_typeof(config.axis_x_padding) === 'object' && notEmpty(config.axis_x_padding)) {
-            paddingLeft = isValue(config.axis_x_padding.left) ? config.axis_x_padding.left : padding;
-            paddingRight = isValue(config.axis_x_padding.right) ? config.axis_x_padding.right : padding;
-        } else if (typeof config.axis_x_padding === 'number') {
-            paddingLeft = paddingRight = config.axis_x_padding;
-        } else {
-            paddingLeft = paddingRight = padding;
-        }
-        return { left: paddingLeft, right: paddingRight };
-    };
-    ChartInternal.prototype.getXDomain = function (targets) {
-        var $$ = this,
-            xDomain = [$$.getXDomainMin(targets), $$.getXDomainMax(targets)],
-            firstX = xDomain[0],
-            lastX = xDomain[1],
-            padding = $$.getXDomainPadding(xDomain),
-            min = 0,
-            max = 0;
-        // show center of x domain if min and max are the same
-        if (firstX - lastX === 0 && !$$.isCategorized()) {
-            if ($$.isTimeSeries()) {
-                firstX = new Date(firstX.getTime() * 0.5);
-                lastX = new Date(lastX.getTime() * 1.5);
-            } else {
-                firstX = firstX === 0 ? 1 : firstX * 0.5;
-                lastX = lastX === 0 ? -1 : lastX * 1.5;
-            }
-        }
-        if (firstX || firstX === 0) {
-            min = $$.isTimeSeries() ? new Date(firstX.getTime() - padding.left) : firstX - padding.left;
-        }
-        if (lastX || lastX === 0) {
-            max = $$.isTimeSeries() ? new Date(lastX.getTime() + padding.right) : lastX + padding.right;
-        }
-        return [min, max];
-    };
-    ChartInternal.prototype.updateXDomain = function (targets, withUpdateXDomain, withUpdateOrgXDomain, withTrim, domain) {
-        var $$ = this,
-            config = $$.config;
-
-        if (withUpdateOrgXDomain) {
-            $$.x.domain(domain ? domain : $$.d3.extent($$.getXDomain(targets)));
-            $$.orgXDomain = $$.x.domain();
-            if (config.zoom_enabled) {
-                $$.zoom.update();
-            }
-            $$.subX.domain($$.x.domain());
-            if ($$.brush) {
-                $$.brush.updateScale($$.subX);
-            }
-        }
-        if (withUpdateXDomain) {
-            $$.x.domain(domain ? domain : !$$.brush || $$.brush.empty() ? $$.orgXDomain : $$.brush.selectionAsValue());
-        }
-
-        // Trim domain when too big by zoom mousemove event
-        if (withTrim) {
-            $$.x.domain($$.trimXDomain($$.x.orgDomain()));
+          updateValues(id, true);

         }
         }

+      } else {
+        updateValues(id);
+      }
+    }

 
 

-        return $$.x.domain();
-    };
-    ChartInternal.prototype.trimXDomain = function (domain) {
-        var zoomDomain = this.getZoomDomain(),
-            min = zoomDomain[0],
-            max = zoomDomain[1];
-        if (domain[0] <= min) {
-            domain[1] = +domain[1] + (min - domain[0]);
-            domain[0] = min;
-        }
-        if (max <= domain[1]) {
-            domain[0] = +domain[0] - (domain[1] - max);
-            domain[1] = max;
-        }
-        return domain;
-    };
+    if ($$.isLegendInset) {
+      step = config.legend_inset_step ? config.legend_inset_step : targetIds.length;
+      $$.updateLegendStep(step);
+    }

 
 

-    ChartInternal.prototype.drag = function (mouse) {
-        var $$ = this,
-            config = $$.config,
-            main = $$.main,
-            d3 = $$.d3;
-        var sx, sy, mx, my, minX, maxX, minY, maxY;
+    if ($$.isLegendRight) {
+      xForLegend = function xForLegend(id) {
+        return maxWidth * steps[id];
+      };
+
+      yForLegend = function yForLegend(id) {
+        return margins[steps[id]] + offsets[id];
+      };
+    } else if ($$.isLegendInset) {
+      xForLegend = function xForLegend(id) {
+        return maxWidth * steps[id] + 10;
+      };
+
+      yForLegend = function yForLegend(id) {
+        return margins[steps[id]] + offsets[id];
+      };
+    } else {
+      xForLegend = function xForLegend(id) {
+        return margins[steps[id]] + offsets[id];
+      };
+
+      yForLegend = function yForLegend(id) {
+        return maxHeight * steps[id];
+      };
+    }

 
 

-        if ($$.hasArcType()) {
-            return;
-        }
-        if (!config.data_selection_enabled) {
-            return;
-        } // do nothing if not selectable
-        if (!config.data_selection_multiple) {
-            return;
-        } // skip when single selection because drag is used for multiple selection
-
-        sx = $$.dragStart[0];
-        sy = $$.dragStart[1];
-        mx = mouse[0];
-        my = mouse[1];
-        minX = Math.min(sx, mx);
-        maxX = Math.max(sx, mx);
-        minY = config.data_selection_grouped ? $$.margin.top : Math.min(sy, my);
-        maxY = config.data_selection_grouped ? $$.height : Math.max(sy, my);
-
-        main.select('.' + CLASS.dragarea).attr('x', minX).attr('y', minY).attr('width', maxX - minX).attr('height', maxY - minY);
-        // TODO: binary search when multiple xs
-        main.selectAll('.' + CLASS.shapes).selectAll('.' + CLASS.shape).filter(function (d) {
-            return config.data_selection_isselectable(d);
-        }).each(function (d, i) {
-            var shape = d3.select(this),
-                isSelected = shape.classed(CLASS.SELECTED),
-                isIncluded = shape.classed(CLASS.INCLUDED),
-                _x,
-                _y,
-                _w,
-                _h,
-                toggle,
-                isWithin = false,
-                box;
-            if (shape.classed(CLASS.circle)) {
-                _x = shape.attr("cx") * 1;
-                _y = shape.attr("cy") * 1;
-                toggle = $$.togglePoint;
-                isWithin = minX < _x && _x < maxX && minY < _y && _y < maxY;
-            } else if (shape.classed(CLASS.bar)) {
-                box = getPathBox(this);
-                _x = box.x;
-                _y = box.y;
-                _w = box.width;
-                _h = box.height;
-                toggle = $$.togglePath;
-                isWithin = !(maxX < _x || _x + _w < minX) && !(maxY < _y || _y + _h < minY);
-            } else {
-                // line/area selection not supported yet
-                return;
-            }
-            if (isWithin ^ isIncluded) {
-                shape.classed(CLASS.INCLUDED, !isIncluded);
-                // TODO: included/unincluded callback here
-                shape.classed(CLASS.SELECTED, !isSelected);
-                toggle.call($$, !isSelected, shape, d, i);
-            }
-        });
+    xForLegendText = function xForLegendText(id, i) {
+      return xForLegend(id, i) + 4 + config.legend_item_tile_width;

     };
 
     };
 

-    ChartInternal.prototype.dragstart = function (mouse) {
-        var $$ = this,
-            config = $$.config;
-        if ($$.hasArcType()) {
-            return;
-        }
-        if (!config.data_selection_enabled) {
-            return;
-        } // do nothing if not selectable
-        $$.dragStart = mouse;
-        $$.main.select('.' + CLASS.chart).append('rect').attr('class', CLASS.dragarea).style('opacity', 0.1);
-        $$.dragging = true;
+    yForLegendText = function yForLegendText(id, i) {
+      return yForLegend(id, i) + 9;

     };
 
     };
 

-    ChartInternal.prototype.dragend = function () {
-        var $$ = this,
-            config = $$.config;
-        if ($$.hasArcType()) {
-            return;
-        }
-        if (!config.data_selection_enabled) {
-            return;
-        } // do nothing if not selectable
-        $$.main.select('.' + CLASS.dragarea).transition().duration(100).style('opacity', 0).remove();
-        $$.main.selectAll('.' + CLASS.shape).classed(CLASS.INCLUDED, false);
-        $$.dragging = false;
+    xForLegendRect = function xForLegendRect(id, i) {
+      return xForLegend(id, i);

     };
 
     };
 

-    ChartInternal.prototype.getYFormat = function (forArc) {
-        var $$ = this,
-            formatForY = forArc && !$$.hasType('gauge') ? $$.defaultArcValueFormat : $$.yFormat,
-            formatForY2 = forArc && !$$.hasType('gauge') ? $$.defaultArcValueFormat : $$.y2Format;
-        return function (v, ratio, id) {
-            var format = $$.axis.getId(id) === 'y2' ? formatForY2 : formatForY;
-            return format.call($$, v, ratio);
-        };
-    };
-    ChartInternal.prototype.yFormat = function (v) {
-        var $$ = this,
-            config = $$.config,
-            format = config.axis_y_tick_format ? config.axis_y_tick_format : $$.defaultValueFormat;
-        return format(v);
-    };
-    ChartInternal.prototype.y2Format = function (v) {
-        var $$ = this,
-            config = $$.config,
-            format = config.axis_y2_tick_format ? config.axis_y2_tick_format : $$.defaultValueFormat;
-        return format(v);
-    };
-    ChartInternal.prototype.defaultValueFormat = function (v) {
-        return isValue(v) ? +v : "";
-    };
-    ChartInternal.prototype.defaultArcValueFormat = function (v, ratio) {
-        return (ratio * 100).toFixed(1) + '%';
-    };
-    ChartInternal.prototype.dataLabelFormat = function (targetId) {
-        var $$ = this,
-            data_labels = $$.config.data_labels,
-            format,
-            defaultFormat = function defaultFormat(v) {
-            return isValue(v) ? +v : "";
-        };
-        // find format according to axis id
-        if (typeof data_labels.format === 'function') {
-            format = data_labels.format;
-        } else if (_typeof(data_labels.format) === 'object') {
-            if (data_labels.format[targetId]) {
-                format = data_labels.format[targetId] === true ? defaultFormat : data_labels.format[targetId];
-            } else {
-                format = function format() {
-                    return '';
-                };
-            }
-        } else {
-            format = defaultFormat;
-        }
-        return format;
+    yForLegendRect = function yForLegendRect(id, i) {
+      return yForLegend(id, i) - 5;

     };
 
     };
 

-    ChartInternal.prototype.initGrid = function () {
-        var $$ = this,
-            config = $$.config,
-            d3 = $$.d3;
-        $$.grid = $$.main.append('g').attr("clip-path", $$.clipPathForGrid).attr('class', CLASS.grid);
-        if (config.grid_x_show) {
-            $$.grid.append("g").attr("class", CLASS.xgrids);
-        }
-        if (config.grid_y_show) {
-            $$.grid.append('g').attr('class', CLASS.ygrids);
-        }
-        if (config.grid_focus_show) {
-            $$.grid.append('g').attr("class", CLASS.xgridFocus).append('line').attr('class', CLASS.xgridFocus);
-        }
-        $$.xgrid = d3.selectAll([]);
-        if (!config.grid_lines_front) {
-            $$.initGridLines();
-        }
+    x1ForLegendTile = function x1ForLegendTile(id, i) {
+      return xForLegend(id, i) - 2;

     };
     };

-    ChartInternal.prototype.initGridLines = function () {
-        var $$ = this,
-            d3 = $$.d3;
-        $$.gridLines = $$.main.append('g').attr("clip-path", $$.clipPathForGrid).attr('class', CLASS.grid + ' ' + CLASS.gridLines);
-        $$.gridLines.append('g').attr("class", CLASS.xgridLines);
-        $$.gridLines.append('g').attr('class', CLASS.ygridLines);
-        $$.xgridLines = d3.selectAll([]);
-    };
-    ChartInternal.prototype.updateXGrid = function (withoutUpdate) {
-        var $$ = this,
-            config = $$.config,
-            d3 = $$.d3,
-            xgridData = $$.generateGridData(config.grid_x_type, $$.x),
-            tickOffset = $$.isCategorized() ? $$.xAxis.tickOffset() : 0;
-
-        $$.xgridAttr = config.axis_rotated ? {
-            'x1': 0,
-            'x2': $$.width,
-            'y1': function y1(d) {
-                return $$.x(d) - tickOffset;
-            },
-            'y2': function y2(d) {
-                return $$.x(d) - tickOffset;
-            }
-        } : {
-            'x1': function x1(d) {
-                return $$.x(d) + tickOffset;
-            },
-            'x2': function x2(d) {
-                return $$.x(d) + tickOffset;
-            },
-            'y1': 0,
-            'y2': $$.height
-        };
-        $$.xgridAttr.opacity = function () {
-            var pos = +d3.select(this).attr(config.axis_rotated ? 'y1' : 'x1');
-            return pos === (config.axis_rotated ? $$.height : 0) ? 0 : 1;
-        };

 
 

-        var xgrid = $$.main.select('.' + CLASS.xgrids).selectAll('.' + CLASS.xgrid).data(xgridData);
-        var xgridEnter = xgrid.enter().append('line').attr("class", CLASS.xgrid).attr('x1', $$.xgridAttr.x1).attr('x2', $$.xgridAttr.x2).attr('y1', $$.xgridAttr.y1).attr('y2', $$.xgridAttr.y2).style("opacity", 0);
-        $$.xgrid = xgridEnter.merge(xgrid);
-        if (!withoutUpdate) {
-            $$.xgrid.attr('x1', $$.xgridAttr.x1).attr('x2', $$.xgridAttr.x2).attr('y1', $$.xgridAttr.y1).attr('y2', $$.xgridAttr.y2).style("opacity", $$.xgridAttr.opacity);
-        }
-        xgrid.exit().remove();
+    x2ForLegendTile = function x2ForLegendTile(id, i) {
+      return xForLegend(id, i) - 2 + config.legend_item_tile_width;

     };
 
     };
 

-    ChartInternal.prototype.updateYGrid = function () {
-        var $$ = this,
-            config = $$.config,
-            gridValues = $$.yAxis.tickValues() || $$.y.ticks(config.grid_y_ticks);
-        var ygrid = $$.main.select('.' + CLASS.ygrids).selectAll('.' + CLASS.ygrid).data(gridValues);
-        var ygridEnter = ygrid.enter().append('line')
-        // TODO: x1, x2, y1, y2, opacity need to be set here maybe
-        .attr('class', CLASS.ygrid);
-        $$.ygrid = ygridEnter.merge(ygrid);
-        $$.ygrid.attr("x1", config.axis_rotated ? $$.y : 0).attr("x2", config.axis_rotated ? $$.y : $$.width).attr("y1", config.axis_rotated ? 0 : $$.y).attr("y2", config.axis_rotated ? $$.height : $$.y);
-        ygrid.exit().remove();
-        $$.smoothLines($$.ygrid, 'grid');
-    };
+    yForLegendTile = function yForLegendTile(id, i) {
+      return yForLegend(id, i) + 4;
+    }; // Define g for legend area

 
 

-    ChartInternal.prototype.gridTextAnchor = function (d) {
-        return d.position ? d.position : "end";
-    };
-    ChartInternal.prototype.gridTextDx = function (d) {
-        return d.position === 'start' ? 4 : d.position === 'middle' ? 0 : -4;
-    };
-    ChartInternal.prototype.xGridTextX = function (d) {
-        return d.position === 'start' ? -this.height : d.position === 'middle' ? -this.height / 2 : 0;
-    };
-    ChartInternal.prototype.yGridTextX = function (d) {
-        return d.position === 'start' ? 0 : d.position === 'middle' ? this.width / 2 : this.width;
-    };
-    ChartInternal.prototype.updateGrid = function (duration) {
-        var $$ = this,
-            main = $$.main,
-            config = $$.config,
-            xgridLine,
-            xgridLineEnter,
-            ygridLine,
-            ygridLineEnter,
-            xv = $$.xv.bind($$),
-            yv = $$.yv.bind($$),
-            xGridTextX = $$.xGridTextX.bind($$),
-            yGridTextX = $$.yGridTextX.bind($$);
-
-        // hide if arc type
-        $$.grid.style('visibility', $$.hasArcType() ? 'hidden' : 'visible');
-
-        main.select('line.' + CLASS.xgridFocus).style("visibility", "hidden");
-        if (config.grid_x_show) {
-            $$.updateXGrid();
-        }
-        xgridLine = main.select('.' + CLASS.xgridLines).selectAll('.' + CLASS.xgridLine).data(config.grid_x_lines);
-        // enter
-        xgridLineEnter = xgridLine.enter().append('g').attr("class", function (d) {
-            return CLASS.xgridLine + (d['class'] ? ' ' + d['class'] : '');
-        });
-        xgridLineEnter.append('line').attr("x1", config.axis_rotated ? 0 : xv).attr("x2", config.axis_rotated ? $$.width : xv).attr("y1", config.axis_rotated ? xv : 0).attr("y2", config.axis_rotated ? xv : $$.height).style("opacity", 0);
-        xgridLineEnter.append('text').attr("text-anchor", $$.gridTextAnchor).attr("transform", config.axis_rotated ? "" : "rotate(-90)").attr("x", config.axis_rotated ? yGridTextX : xGridTextX).attr("y", xv).attr('dx', $$.gridTextDx).attr('dy', -5).style("opacity", 0);
-        // udpate
-        $$.xgridLines = xgridLineEnter.merge(xgridLine);
-        // done in d3.transition() of the end of this function
-        // exit
-        xgridLine.exit().transition().duration(duration).style("opacity", 0).remove();
-
-        // Y-Grid
-        if (config.grid_y_show) {
-            $$.updateYGrid();
-        }
-        ygridLine = main.select('.' + CLASS.ygridLines).selectAll('.' + CLASS.ygridLine).data(config.grid_y_lines);
-        // enter
-        ygridLineEnter = ygridLine.enter().append('g').attr("class", function (d) {
-            return CLASS.ygridLine + (d['class'] ? ' ' + d['class'] : '');
-        });
-        ygridLineEnter.append('line').attr("x1", config.axis_rotated ? yv : 0).attr("x2", config.axis_rotated ? yv : $$.width).attr("y1", config.axis_rotated ? 0 : yv).attr("y2", config.axis_rotated ? $$.height : yv).style("opacity", 0);
-        ygridLineEnter.append('text').attr("text-anchor", $$.gridTextAnchor).attr("transform", config.axis_rotated ? "rotate(-90)" : "").attr("x", config.axis_rotated ? xGridTextX : yGridTextX).attr("y", yv).attr('dx', $$.gridTextDx).attr('dy', -5).style("opacity", 0);
-        // update
-        $$.ygridLines = ygridLineEnter.merge(ygridLine);
-        $$.ygridLines.select('line').transition().duration(duration).attr("x1", config.axis_rotated ? yv : 0).attr("x2", config.axis_rotated ? yv : $$.width).attr("y1", config.axis_rotated ? 0 : yv).attr("y2", config.axis_rotated ? $$.height : yv).style("opacity", 1);
-        $$.ygridLines.select('text').transition().duration(duration).attr("x", config.axis_rotated ? $$.xGridTextX.bind($$) : $$.yGridTextX.bind($$)).attr("y", yv).text(function (d) {
-            return d.text;
-        }).style("opacity", 1);
-        // exit
-        ygridLine.exit().transition().duration(duration).style("opacity", 0).remove();
-    };
-    ChartInternal.prototype.redrawGrid = function (withTransition, transition) {
-        var $$ = this,
-            config = $$.config,
-            xv = $$.xv.bind($$),
-            lines = $$.xgridLines.select('line'),
-            texts = $$.xgridLines.select('text');
-        return [(withTransition ? lines.transition(transition) : lines).attr("x1", config.axis_rotated ? 0 : xv).attr("x2", config.axis_rotated ? $$.width : xv).attr("y1", config.axis_rotated ? xv : 0).attr("y2", config.axis_rotated ? xv : $$.height).style("opacity", 1), (withTransition ? texts.transition(transition) : texts).attr("x", config.axis_rotated ? $$.yGridTextX.bind($$) : $$.xGridTextX.bind($$)).attr("y", xv).text(function (d) {
-            return d.text;
-        }).style("opacity", 1)];
-    };
-    ChartInternal.prototype.showXGridFocus = function (selectedData) {
-        var $$ = this,
-            config = $$.config,
-            dataToShow = selectedData.filter(function (d) {
-            return d && isValue(d.value);
-        }),
-            focusEl = $$.main.selectAll('line.' + CLASS.xgridFocus),
-            xx = $$.xx.bind($$);
-        if (!config.tooltip_show) {
-            return;
-        }
-        // Hide when scatter plot exists
-        if ($$.hasType('scatter') || $$.hasArcType()) {
-            return;
-        }
-        focusEl.style("visibility", "visible").data([dataToShow[0]]).attr(config.axis_rotated ? 'y1' : 'x1', xx).attr(config.axis_rotated ? 'y2' : 'x2', xx);
-        $$.smoothLines(focusEl, 'grid');
-    };
-    ChartInternal.prototype.hideXGridFocus = function () {
-        this.main.select('line.' + CLASS.xgridFocus).style("visibility", "hidden");
-    };
-    ChartInternal.prototype.updateXgridFocus = function () {
-        var $$ = this,
-            config = $$.config;
-        $$.main.select('line.' + CLASS.xgridFocus).attr("x1", config.axis_rotated ? 0 : -10).attr("x2", config.axis_rotated ? $$.width : -10).attr("y1", config.axis_rotated ? -10 : 0).attr("y2", config.axis_rotated ? -10 : $$.height);
-    };
-    ChartInternal.prototype.generateGridData = function (type, scale) {
-        var $$ = this,
-            gridData = [],
-            xDomain,
-            firstYear,
-            lastYear,
-            i,
-            tickNum = $$.main.select("." + CLASS.axisX).selectAll('.tick').size();
-        if (type === 'year') {
-            xDomain = $$.getXDomain();
-            firstYear = xDomain[0].getFullYear();
-            lastYear = xDomain[1].getFullYear();
-            for (i = firstYear; i <= lastYear; i++) {
-                gridData.push(new Date(i + '-01-01 00:00:00'));
-            }
+
+    l = $$.legend.selectAll('.' + CLASS.legendItem).data(targetIds).enter().append('g').attr('class', function (id) {
+      return $$.generateClass(CLASS.legendItem, id);
+    }).style('visibility', function (id) {
+      return $$.isLegendToShow(id) ? 'visible' : 'hidden';
+    }).style('cursor', 'pointer').on('click', function (id) {
+      if (config.legend_item_onclick) {
+        config.legend_item_onclick.call($$, id);
+      } else {
+        if ($$.d3.event.altKey) {
+          $$.api.hide();
+          $$.api.show(id);

         } else {
         } else {

-            gridData = scale.ticks(10);
-            if (gridData.length > tickNum) {
-                // use only int
-                gridData = gridData.filter(function (d) {
-                    return ("" + d).indexOf('.') < 0;
-                });
-            }
+          $$.api.toggle(id);
+          $$.isTargetToShow(id) ? $$.api.focus(id) : $$.api.revert();

         }
         }

-        return gridData;
-    };
-    ChartInternal.prototype.getGridFilterToRemove = function (params) {
-        return params ? function (line) {
-            var found = false;
-            [].concat(params).forEach(function (param) {
-                if ('value' in param && line.value === param.value || 'class' in param && line['class'] === param['class']) {
-                    found = true;
-                }
-            });
-            return found;
-        } : function () {
-            return true;
-        };
-    };
-    ChartInternal.prototype.removeGridLines = function (params, forX) {
-        var $$ = this,
-            config = $$.config,
-            toRemove = $$.getGridFilterToRemove(params),
-            toShow = function toShow(line) {
-            return !toRemove(line);
-        },
-            classLines = forX ? CLASS.xgridLines : CLASS.ygridLines,
-            classLine = forX ? CLASS.xgridLine : CLASS.ygridLine;
-        $$.main.select('.' + classLines).selectAll('.' + classLine).filter(toRemove).transition().duration(config.transition_duration).style('opacity', 0).remove();
-        if (forX) {
-            config.grid_x_lines = config.grid_x_lines.filter(toShow);
-        } else {
-            config.grid_y_lines = config.grid_y_lines.filter(toShow);
+      }
+    }).on('mouseover', function (id) {
+      if (config.legend_item_onmouseover) {
+        config.legend_item_onmouseover.call($$, id);
+      } else {
+        $$.d3.select(this).classed(CLASS.legendItemFocused, true);
+
+        if (!$$.transiting && $$.isTargetToShow(id)) {
+          $$.api.focus(id);

         }
         }

-    };
+      }
+    }).on('mouseout', function (id) {
+      if (config.legend_item_onmouseout) {
+        config.legend_item_onmouseout.call($$, id);
+      } else {
+        $$.d3.select(this).classed(CLASS.legendItemFocused, false);
+        $$.api.revert();
+      }
+    });
+    l.append('text').text(function (id) {
+      return isDefined(config.data_names[id]) ? config.data_names[id] : id;
+    }).each(function (id, i) {
+      updatePositions(this, id, i);
+    }).style("pointer-events", "none").attr('x', $$.isLegendRight || $$.isLegendInset ? xForLegendText : -200).attr('y', $$.isLegendRight || $$.isLegendInset ? -200 : yForLegendText);
+    l.append('rect').attr("class", CLASS.legendItemEvent).style('fill-opacity', 0).attr('x', $$.isLegendRight || $$.isLegendInset ? xForLegendRect : -200).attr('y', $$.isLegendRight || $$.isLegendInset ? -200 : yForLegendRect);
+    l.append('line').attr('class', CLASS.legendItemTile).style('stroke', $$.color).style("pointer-events", "none").attr('x1', $$.isLegendRight || $$.isLegendInset ? x1ForLegendTile : -200).attr('y1', $$.isLegendRight || $$.isLegendInset ? -200 : yForLegendTile).attr('x2', $$.isLegendRight || $$.isLegendInset ? x2ForLegendTile : -200).attr('y2', $$.isLegendRight || $$.isLegendInset ? -200 : yForLegendTile).attr('stroke-width', config.legend_item_tile_height); // Set background for inset legend
+
+    background = $$.legend.select('.' + CLASS.legendBackground + ' rect');
+
+    if ($$.isLegendInset && maxWidth > 0 && background.size() === 0) {
+      background = $$.legend.insert('g', '.' + CLASS.legendItem).attr("class", CLASS.legendBackground).append('rect');
+    }

 
 

-    ChartInternal.prototype.initEventRect = function () {
-        var $$ = this,
-            config = $$.config;
+    texts = $$.legend.selectAll('text').data(targetIds).text(function (id) {
+      return isDefined(config.data_names[id]) ? config.data_names[id] : id;
+    }) // MEMO: needed for update
+    .each(function (id, i) {
+      updatePositions(this, id, i);
+    });
+    (withTransition ? texts.transition() : texts).attr('x', xForLegendText).attr('y', yForLegendText);
+    rects = $$.legend.selectAll('rect.' + CLASS.legendItemEvent).data(targetIds);
+    (withTransition ? rects.transition() : rects).attr('width', function (id) {
+      return widths[id];
+    }).attr('height', function (id) {
+      return heights[id];
+    }).attr('x', xForLegendRect).attr('y', yForLegendRect);
+    tiles = $$.legend.selectAll('line.' + CLASS.legendItemTile).data(targetIds);
+    (withTransition ? tiles.transition() : tiles).style('stroke', $$.levelColor ? function (id) {
+      return $$.levelColor($$.cache[id].values[0].value);
+    } : $$.color).attr('x1', x1ForLegendTile).attr('y1', yForLegendTile).attr('x2', x2ForLegendTile).attr('y2', yForLegendTile);
+
+    if (background) {
+      (withTransition ? background.transition() : background).attr('height', $$.getLegendHeight() - 12).attr('width', maxWidth * (step + 1) + 10);
+    } // toggle legend state
+
+
+    $$.legend.selectAll('.' + CLASS.legendItem).classed(CLASS.legendItemHidden, function (id) {
+      return !$$.isTargetToShow(id);
+    }); // Update all to reflect change of legend
+
+    $$.updateLegendItemWidth(maxWidth);
+    $$.updateLegendItemHeight(maxHeight);
+    $$.updateLegendStep(step); // Update size and scale
+
+    $$.updateSizes();
+    $$.updateScales();
+    $$.updateSvgSize(); // Update g positions
+
+    $$.transformAll(withTransitionForTransform, transitions);
+    $$.legendHasRendered = true;
+  };
+
+  ChartInternal.prototype.initRegion = function () {
+    var $$ = this;
+    $$.region = $$.main.append('g').attr("clip-path", $$.clipPath).attr("class", CLASS.regions);
+  };
+
+  ChartInternal.prototype.updateRegion = function (duration) {
+    var $$ = this,
+        config = $$.config; // hide if arc type
+
+    $$.region.style('visibility', $$.hasArcType() ? 'hidden' : 'visible');
+    var mainRegion = $$.main.select('.' + CLASS.regions).selectAll('.' + CLASS.region).data(config.regions);
+    var mainRegionEnter = mainRegion.enter().append('rect').attr("x", $$.regionX.bind($$)).attr("y", $$.regionY.bind($$)).attr("width", $$.regionWidth.bind($$)).attr("height", $$.regionHeight.bind($$)).style("fill-opacity", 0);
+    $$.mainRegion = mainRegionEnter.merge(mainRegion).attr('class', $$.classRegion.bind($$));
+    mainRegion.exit().transition().duration(duration).style("opacity", 0).remove();
+  };
+
+  ChartInternal.prototype.redrawRegion = function (withTransition, transition) {
+    var $$ = this,
+        regions = $$.mainRegion;
+    return [(withTransition ? regions.transition(transition) : regions).attr("x", $$.regionX.bind($$)).attr("y", $$.regionY.bind($$)).attr("width", $$.regionWidth.bind($$)).attr("height", $$.regionHeight.bind($$)).style("fill-opacity", function (d) {
+      return isValue(d.opacity) ? d.opacity : 0.1;
+    })];
+  };
+
+  ChartInternal.prototype.regionX = function (d) {
+    var $$ = this,
+        config = $$.config,
+        xPos,
+        yScale = d.axis === 'y' ? $$.y : $$.y2;
+
+    if (d.axis === 'y' || d.axis === 'y2') {
+      xPos = config.axis_rotated ? 'start' in d ? yScale(d.start) : 0 : 0;
+    } else {
+      xPos = config.axis_rotated ? 0 : 'start' in d ? $$.x($$.isTimeSeries() ? $$.parseDate(d.start) : d.start) : 0;
+    }

 
 

-        $$.main.select('.' + CLASS.chart).append("g").attr("class", CLASS.eventRects).style('fill-opacity', 0);
-        $$.eventRect = $$.main.select('.' + CLASS.eventRects).append('rect').attr('class', CLASS.eventRect);
+    return xPos;
+  };

 
 

-        // event rect handle zoom event as well
-        if (config.zoom_enabled && $$.zoom) {
-            $$.eventRect.call($$.zoom).on("dblclick.zoom", null);
-            if (config.zoom_initialRange) {
-                // WORKAROUND: Add transition to apply transform immediately when no subchart
-                $$.eventRect.transition().duration(0).call($$.zoom.transform, $$.zoomTransform(config.zoom_initialRange));
-            }
-        }
-    };
-    ChartInternal.prototype.redrawEventRect = function () {
-        var $$ = this,
-            d3 = $$.d3,
-            config = $$.config,
-            x,
-            y,
-            w,
-            h;
-
-        // TODO: rotated not supported yet
-        x = 0;
-        y = 0;
-        w = $$.width;
-        h = $$.height;
-
-        function mouseout() {
-            $$.svg.select('.' + CLASS.eventRect).style('cursor', null);
-            $$.hideXGridFocus();
-            $$.hideTooltip();
-            $$.unexpandCircles();
-            $$.unexpandBars();
-        }
+  ChartInternal.prototype.regionY = function (d) {
+    var $$ = this,
+        config = $$.config,
+        yPos,
+        yScale = d.axis === 'y' ? $$.y : $$.y2;

 
 

-        // rects for mouseover
-        $$.main.select('.' + CLASS.eventRects).style('cursor', config.zoom_enabled ? config.axis_rotated ? 'ns-resize' : 'ew-resize' : null);
+    if (d.axis === 'y' || d.axis === 'y2') {
+      yPos = config.axis_rotated ? 0 : 'end' in d ? yScale(d.end) : 0;
+    } else {
+      yPos = config.axis_rotated ? 'start' in d ? $$.x($$.isTimeSeries() ? $$.parseDate(d.start) : d.start) : 0 : 0;
+    }

 
 

-        $$.eventRect.attr('x', x).attr('y', y).attr('width', w).attr('height', h).on('mouseout', config.interaction_enabled ? function () {
-            if (!config) {
-                return;
-            } // chart is destroyed
-            if ($$.hasArcType()) {
-                return;
-            }
-            mouseout();
-        } : null).on('mousemove', config.interaction_enabled ? function () {
-            var targetsToShow, mouse, closest, sameXData, selectedData;
-
-            if ($$.dragging) {
-                return;
-            } // do nothing when dragging
-            if ($$.hasArcType(targetsToShow)) {
-                return;
-            }
+    return yPos;
+  };

 
 

-            targetsToShow = $$.filterTargetsToShow($$.data.targets);
-            mouse = d3.mouse(this);
-            closest = $$.findClosestFromTargets(targetsToShow, mouse);
+  ChartInternal.prototype.regionWidth = function (d) {
+    var $$ = this,
+        config = $$.config,
+        start = $$.regionX(d),
+        end,
+        yScale = d.axis === 'y' ? $$.y : $$.y2;

 
 

-            if ($$.mouseover && (!closest || closest.id !== $$.mouseover.id)) {
-                config.data_onmouseout.call($$.api, $$.mouseover);
-                $$.mouseover = undefined;
-            }
+    if (d.axis === 'y' || d.axis === 'y2') {
+      end = config.axis_rotated ? 'end' in d ? yScale(d.end) : $$.width : $$.width;
+    } else {
+      end = config.axis_rotated ? $$.width : 'end' in d ? $$.x($$.isTimeSeries() ? $$.parseDate(d.end) : d.end) : $$.width;
+    }

 
 

-            if (!closest) {
-                mouseout();
-                return;
-            }
+    return end < start ? 0 : end - start;
+  };

 
 

-            if ($$.isScatterType(closest) || !config.tooltip_grouped) {
-                sameXData = [closest];
-            } else {
-                sameXData = $$.filterByX(targetsToShow, closest.x);
-            }
+  ChartInternal.prototype.regionHeight = function (d) {
+    var $$ = this,
+        config = $$.config,
+        start = this.regionY(d),
+        end,
+        yScale = d.axis === 'y' ? $$.y : $$.y2;

 
 

-            // show tooltip when cursor is close to some point
-            selectedData = sameXData.map(function (d) {
-                return $$.addName(d);
-            });
-            $$.showTooltip(selectedData, this);
-
-            // expand points
-            if (config.point_focus_expand_enabled) {
-                $$.unexpandCircles();
-                selectedData.forEach(function (d) {
-                    $$.expandCircles(d.index, d.id, false);
-                });
-            }
-            $$.expandBars(closest.index, closest.id, true);
-
-            // Show xgrid focus line
-            $$.showXGridFocus(selectedData);
-
-            // Show cursor as pointer if point is close to mouse position
-            if ($$.isBarType(closest.id) || $$.dist(closest, mouse) < config.point_sensitivity) {
-                $$.svg.select('.' + CLASS.eventRect).style('cursor', 'pointer');
-                if (!$$.mouseover) {
-                    config.data_onmouseover.call($$.api, closest);
-                    $$.mouseover = closest;
-                }
-            }
-        } : null).on('click', config.interaction_enabled ? function () {
-            var targetsToShow, mouse, closest, sameXData;
-            if ($$.hasArcType(targetsToShow)) {
-                return;
-            }
+    if (d.axis === 'y' || d.axis === 'y2') {
+      end = config.axis_rotated ? $$.height : 'start' in d ? yScale(d.start) : $$.height;
+    } else {
+      end = config.axis_rotated ? 'end' in d ? $$.x($$.isTimeSeries() ? $$.parseDate(d.end) : d.end) : $$.height : $$.height;
+    }

 
 

-            targetsToShow = $$.filterTargetsToShow($$.data.targets);
-            mouse = d3.mouse(this);
-            closest = $$.findClosestFromTargets(targetsToShow, mouse);
-            if (!closest) {
-                return;
-            }
-            // select if selection enabled
-            if ($$.isBarType(closest.id) || $$.dist(closest, mouse) < config.point_sensitivity) {
-                if ($$.isScatterType(closest) || !config.data_selection_grouped) {
-                    sameXData = [closest];
-                } else {
-                    sameXData = $$.filterByX(targetsToShow, closest.x);
-                }
-                sameXData.forEach(function (d) {
-                    $$.main.selectAll('.' + CLASS.shapes + $$.getTargetSelectorSuffix(d.id)).selectAll('.' + CLASS.shape + '-' + d.index).each(function () {
-                        if (config.data_selection_grouped || $$.isWithinShape(this, d)) {
-                            $$.toggleShape(this, d, d.index);
-                            config.data_onclick.call($$.api, d, this);
-                        }
-                    });
-                });
-            }
-        } : null).call(config.interaction_enabled && config.data_selection_draggable && $$.drag ? d3.drag().on('drag', function () {
-            $$.drag(d3.mouse(this));
-        }).on('start', function () {
-            $$.dragstart(d3.mouse(this));
-        }).on('end', function () {
-            $$.dragend();
-        }) : function () {});
-    };
-    ChartInternal.prototype.getMousePosition = function (data) {
-        var $$ = this;
-        return [$$.x(data.x), $$.getYScale(data.id)(data.value)];
-    };
-    ChartInternal.prototype.dispatchEvent = function (type, mouse) {
-        var $$ = this,
-            selector = '.' + CLASS.eventRect,
-            eventRect = $$.main.select(selector).node(),
-            box = eventRect.getBoundingClientRect(),
-            x = box.left + (mouse ? mouse[0] : 0),
-            y = box.top + (mouse ? mouse[1] : 0),
-            event = document.createEvent("MouseEvents");
-
-        event.initMouseEvent(type, true, true, window, 0, x, y, x, y, false, false, false, false, 0, null);
-        eventRect.dispatchEvent(event);
-    };
+    return end < start ? 0 : end - start;
+  };

 
 

-    ChartInternal.prototype.initLegend = function () {
-        var $$ = this;
-        $$.legendItemTextBox = {};
-        $$.legendHasRendered = false;
-        $$.legend = $$.svg.append("g").attr("transform", $$.getTranslate('legend'));
-        if (!$$.config.legend_show) {
-            $$.legend.style('visibility', 'hidden');
-            $$.hiddenLegendIds = $$.mapToIds($$.data.targets);
-            return;
-        }
-        // MEMO: call here to update legend box and tranlate for all
-        // MEMO: translate will be upated by this, so transform not needed in updateLegend()
-        $$.updateLegendWithDefaults();
-    };
-    ChartInternal.prototype.updateLegendWithDefaults = function () {
-        var $$ = this;
-        $$.updateLegend($$.mapToIds($$.data.targets), { withTransform: false, withTransitionForTransform: false, withTransition: false });
-    };
-    ChartInternal.prototype.updateSizeForLegend = function (legendHeight, legendWidth) {
-        var $$ = this,
-            config = $$.config,
-            insetLegendPosition = {
-            top: $$.isLegendTop ? $$.getCurrentPaddingTop() + config.legend_inset_y + 5.5 : $$.currentHeight - legendHeight - $$.getCurrentPaddingBottom() - config.legend_inset_y,
-            left: $$.isLegendLeft ? $$.getCurrentPaddingLeft() + config.legend_inset_x + 0.5 : $$.currentWidth - legendWidth - $$.getCurrentPaddingRight() - config.legend_inset_x + 0.5
-        };
+  ChartInternal.prototype.isRegionOnX = function (d) {
+    return !d.axis || d.axis === 'x';
+  };

 
 

-        $$.margin3 = {
-            top: $$.isLegendRight ? 0 : $$.isLegendInset ? insetLegendPosition.top : $$.currentHeight - legendHeight,
-            right: NaN,
-            bottom: 0,
-            left: $$.isLegendRight ? $$.currentWidth - legendWidth : $$.isLegendInset ? insetLegendPosition.left : 0
-        };
-    };
-    ChartInternal.prototype.transformLegend = function (withTransition) {
-        var $$ = this;
-        (withTransition ? $$.legend.transition() : $$.legend).attr("transform", $$.getTranslate('legend'));
-    };
-    ChartInternal.prototype.updateLegendStep = function (step) {
-        this.legendStep = step;
-    };
-    ChartInternal.prototype.updateLegendItemWidth = function (w) {
-        this.legendItemWidth = w;
-    };
-    ChartInternal.prototype.updateLegendItemHeight = function (h) {
-        this.legendItemHeight = h;
-    };
-    ChartInternal.prototype.getLegendWidth = function () {
-        var $$ = this;
-        return $$.config.legend_show ? $$.isLegendRight || $$.isLegendInset ? $$.legendItemWidth * ($$.legendStep + 1) : $$.currentWidth : 0;
-    };
-    ChartInternal.prototype.getLegendHeight = function () {
-        var $$ = this,
-            h = 0;
-        if ($$.config.legend_show) {
-            if ($$.isLegendRight) {
-                h = $$.currentHeight;
-            } else {
-                h = Math.max(20, $$.legendItemHeight) * ($$.legendStep + 1);
-            }
-        }
-        return h;
-    };
-    ChartInternal.prototype.opacityForLegend = function (legendItem) {
-        return legendItem.classed(CLASS.legendItemHidden) ? null : 1;
-    };
-    ChartInternal.prototype.opacityForUnfocusedLegend = function (legendItem) {
-        return legendItem.classed(CLASS.legendItemHidden) ? null : 0.3;
-    };
-    ChartInternal.prototype.toggleFocusLegend = function (targetIds, focus) {
-        var $$ = this;
-        targetIds = $$.mapToTargetIds(targetIds);
-        $$.legend.selectAll('.' + CLASS.legendItem).filter(function (id) {
-            return targetIds.indexOf(id) >= 0;
-        }).classed(CLASS.legendItemFocused, focus).transition().duration(100).style('opacity', function () {
-            var opacity = focus ? $$.opacityForLegend : $$.opacityForUnfocusedLegend;
-            return opacity.call($$, $$.d3.select(this));
-        });
-    };
-    ChartInternal.prototype.revertLegend = function () {
-        var $$ = this,
-            d3 = $$.d3;
-        $$.legend.selectAll('.' + CLASS.legendItem).classed(CLASS.legendItemFocused, false).transition().duration(100).style('opacity', function () {
-            return $$.opacityForLegend(d3.select(this));
-        });
-    };
-    ChartInternal.prototype.showLegend = function (targetIds) {
-        var $$ = this,
-            config = $$.config;
-        if (!config.legend_show) {
-            config.legend_show = true;
-            $$.legend.style('visibility', 'visible');
-            if (!$$.legendHasRendered) {
-                $$.updateLegendWithDefaults();
-            }
-        }
-        $$.removeHiddenLegendIds(targetIds);
-        $$.legend.selectAll($$.selectorLegends(targetIds)).style('visibility', 'visible').transition().style('opacity', function () {
-            return $$.opacityForLegend($$.d3.select(this));
-        });
-    };
-    ChartInternal.prototype.hideLegend = function (targetIds) {
-        var $$ = this,
-            config = $$.config;
-        if (config.legend_show && isEmpty(targetIds)) {
-            config.legend_show = false;
-            $$.legend.style('visibility', 'hidden');
+  ChartInternal.prototype.getScale = function (min, max, forTimeseries) {
+    return (forTimeseries ? this.d3.scaleTime() : this.d3.scaleLinear()).range([min, max]);
+  };
+
+  ChartInternal.prototype.getX = function (min, max, domain, offset) {
+    var $$ = this,
+        scale = $$.getScale(min, max, $$.isTimeSeries()),
+        _scale = domain ? scale.domain(domain) : scale,
+        key; // Define customized scale if categorized axis
+
+
+    if ($$.isCategorized()) {
+      offset = offset || function () {
+        return 0;
+      };
+
+      scale = function scale(d, raw) {
+        var v = _scale(d) + offset(d);
+        return raw ? v : Math.ceil(v);
+      };
+    } else {
+      scale = function scale(d, raw) {
+        var v = _scale(d);
+
+        return raw ? v : Math.ceil(v);
+      };
+    } // define functions
+
+
+    for (key in _scale) {
+      scale[key] = _scale[key];
+    }
+
+    scale.orgDomain = function () {
+      return _scale.domain();
+    }; // define custom domain() for categorized axis
+
+
+    if ($$.isCategorized()) {
+      scale.domain = function (domain) {
+        if (!arguments.length) {
+          domain = this.orgDomain();
+          return [domain[0], domain[1] + 1];

         }
         }

-        $$.addHiddenLegendIds(targetIds);
-        $$.legend.selectAll($$.selectorLegends(targetIds)).style('opacity', 0).style('visibility', 'hidden');
-    };
-    ChartInternal.prototype.clearLegendItemTextBoxCache = function () {
-        this.legendItemTextBox = {};
-    };
-    ChartInternal.prototype.updateLegend = function (targetIds, options, transitions) {
-        var $$ = this,
-            config = $$.config;
-        var xForLegend, xForLegendText, xForLegendRect, yForLegend, yForLegendText, yForLegendRect, x1ForLegendTile, x2ForLegendTile, yForLegendTile;
-        var paddingTop = 4,
-            paddingRight = 10,
-            maxWidth = 0,
-            maxHeight = 0,
-            posMin = 10,
-            tileWidth = config.legend_item_tile_width + 5;
-        var l,
-            totalLength = 0,
-            offsets = {},
-            widths = {},
-            heights = {},
-            margins = [0],
-            steps = {},
-            step = 0;
-        var withTransition, withTransitionForTransform;
-        var texts, rects, tiles, background;

 
 

-        // Skip elements when their name is set to null
-        targetIds = targetIds.filter(function (id) {
-            return !isDefined(config.data_names[id]) || config.data_names[id] !== null;
+        _scale.domain(domain);
+
+        return scale;
+      };
+    }
+
+    return scale;
+  };
+
+  ChartInternal.prototype.getY = function (min, max, domain) {
+    var scale = this.getScale(min, max, this.isTimeSeriesY());
+
+    if (domain) {
+      scale.domain(domain);
+    }
+
+    return scale;
+  };
+
+  ChartInternal.prototype.getYScale = function (id) {
+    return this.axis.getId(id) === 'y2' ? this.y2 : this.y;
+  };
+
+  ChartInternal.prototype.getSubYScale = function (id) {
+    return this.axis.getId(id) === 'y2' ? this.subY2 : this.subY;
+  };
+
+  ChartInternal.prototype.updateScales = function () {
+    var $$ = this,
+        config = $$.config,
+        forInit = !$$.x; // update edges
+
+    $$.xMin = config.axis_rotated ? 1 : 0;
+    $$.xMax = config.axis_rotated ? $$.height : $$.width;
+    $$.yMin = config.axis_rotated ? 0 : $$.height;
+    $$.yMax = config.axis_rotated ? $$.width : 1;
+    $$.subXMin = $$.xMin;
+    $$.subXMax = $$.xMax;
+    $$.subYMin = config.axis_rotated ? 0 : $$.height2;
+    $$.subYMax = config.axis_rotated ? $$.width2 : 1; // update scales
+
+    $$.x = $$.getX($$.xMin, $$.xMax, forInit ? undefined : $$.x.orgDomain(), function () {
+      return $$.xAxis.tickOffset();
+    });
+    $$.y = $$.getY($$.yMin, $$.yMax, forInit ? config.axis_y_default : $$.y.domain());
+    $$.y2 = $$.getY($$.yMin, $$.yMax, forInit ? config.axis_y2_default : $$.y2.domain());
+    $$.subX = $$.getX($$.xMin, $$.xMax, $$.orgXDomain, function (d) {
+      return d % 1 ? 0 : $$.subXAxis.tickOffset();
+    });
+    $$.subY = $$.getY($$.subYMin, $$.subYMax, forInit ? config.axis_y_default : $$.subY.domain());
+    $$.subY2 = $$.getY($$.subYMin, $$.subYMax, forInit ? config.axis_y2_default : $$.subY2.domain()); // update axes
+
+    $$.xAxisTickFormat = $$.axis.getXAxisTickFormat();
+    $$.xAxisTickValues = $$.axis.getXAxisTickValues();
+    $$.yAxisTickValues = $$.axis.getYAxisTickValues();
+    $$.y2AxisTickValues = $$.axis.getY2AxisTickValues();
+    $$.xAxis = $$.axis.getXAxis($$.x, $$.xOrient, $$.xAxisTickFormat, $$.xAxisTickValues, config.axis_x_tick_outer);
+    $$.subXAxis = $$.axis.getXAxis($$.subX, $$.subXOrient, $$.xAxisTickFormat, $$.xAxisTickValues, config.axis_x_tick_outer);
+    $$.yAxis = $$.axis.getYAxis($$.y, $$.yOrient, config.axis_y_tick_format, $$.yAxisTickValues, config.axis_y_tick_outer);
+    $$.y2Axis = $$.axis.getYAxis($$.y2, $$.y2Orient, config.axis_y2_tick_format, $$.y2AxisTickValues, config.axis_y2_tick_outer); // Set initialized scales to brush and zoom
+
+    if (!forInit) {
+      if ($$.brush) {
+        $$.brush.updateScale($$.subX);
+      }
+    } // update for arc
+
+
+    if ($$.updateArc) {
+      $$.updateArc();
+    }
+  };
+
+  ChartInternal.prototype.selectPoint = function (target, d, i) {
+    var $$ = this,
+        config = $$.config,
+        cx = (config.axis_rotated ? $$.circleY : $$.circleX).bind($$),
+        cy = (config.axis_rotated ? $$.circleX : $$.circleY).bind($$),
+        r = $$.pointSelectR.bind($$);
+    config.data_onselected.call($$.api, d, target.node()); // add selected-circle on low layer g
+
+    $$.main.select('.' + CLASS.selectedCircles + $$.getTargetSelectorSuffix(d.id)).selectAll('.' + CLASS.selectedCircle + '-' + i).data([d]).enter().append('circle').attr("class", function () {
+      return $$.generateClass(CLASS.selectedCircle, i);
+    }).attr("cx", cx).attr("cy", cy).attr("stroke", function () {
+      return $$.color(d);
+    }).attr("r", function (d) {
+      return $$.pointSelectR(d) * 1.4;
+    }).transition().duration(100).attr("r", r);
+  };
+
+  ChartInternal.prototype.unselectPoint = function (target, d, i) {
+    var $$ = this;
+    $$.config.data_onunselected.call($$.api, d, target.node()); // remove selected-circle from low layer g
+
+    $$.main.select('.' + CLASS.selectedCircles + $$.getTargetSelectorSuffix(d.id)).selectAll('.' + CLASS.selectedCircle + '-' + i).transition().duration(100).attr('r', 0).remove();
+  };
+
+  ChartInternal.prototype.togglePoint = function (selected, target, d, i) {
+    selected ? this.selectPoint(target, d, i) : this.unselectPoint(target, d, i);
+  };
+
+  ChartInternal.prototype.selectPath = function (target, d) {
+    var $$ = this;
+    $$.config.data_onselected.call($$, d, target.node());
+
+    if ($$.config.interaction_brighten) {
+      target.transition().duration(100).style("fill", function () {
+        return $$.d3.rgb($$.color(d)).brighter(0.75);
+      });
+    }
+  };
+
+  ChartInternal.prototype.unselectPath = function (target, d) {
+    var $$ = this;
+    $$.config.data_onunselected.call($$, d, target.node());
+
+    if ($$.config.interaction_brighten) {
+      target.transition().duration(100).style("fill", function () {
+        return $$.color(d);
+      });
+    }
+  };
+
+  ChartInternal.prototype.togglePath = function (selected, target, d, i) {
+    selected ? this.selectPath(target, d, i) : this.unselectPath(target, d, i);
+  };
+
+  ChartInternal.prototype.getToggle = function (that, d) {
+    var $$ = this,
+        toggle;
+
+    if (that.nodeName === 'circle') {
+      if ($$.isStepType(d)) {
+        // circle is hidden in step chart, so treat as within the click area
+        toggle = function toggle() {}; // TODO: how to select step chart?
+
+      } else {
+        toggle = $$.togglePoint;
+      }
+    } else if (that.nodeName === 'path') {
+      toggle = $$.togglePath;
+    }
+
+    return toggle;
+  };
+
+  ChartInternal.prototype.toggleShape = function (that, d, i) {
+    var $$ = this,
+        d3 = $$.d3,
+        config = $$.config,
+        shape = d3.select(that),
+        isSelected = shape.classed(CLASS.SELECTED),
+        toggle = $$.getToggle(that, d).bind($$);
+
+    if (config.data_selection_enabled && config.data_selection_isselectable(d)) {
+      if (!config.data_selection_multiple) {
+        $$.main.selectAll('.' + CLASS.shapes + (config.data_selection_grouped ? $$.getTargetSelectorSuffix(d.id) : "")).selectAll('.' + CLASS.shape).each(function (d, i) {
+          var shape = d3.select(this);
+
+          if (shape.classed(CLASS.SELECTED)) {
+            toggle(false, shape.classed(CLASS.SELECTED, false), d, i);
+          }

         });
         });

+      }

 
 

-        options = options || {};
-        withTransition = getOption(options, "withTransition", true);
-        withTransitionForTransform = getOption(options, "withTransitionForTransform", true);
+      shape.classed(CLASS.SELECTED, !isSelected);
+      toggle(!isSelected, shape, d, i);
+    }
+  };
+
+  ChartInternal.prototype.initBar = function () {
+    var $$ = this;
+    $$.main.select('.' + CLASS.chart).append("g").attr("class", CLASS.chartBars);
+  };
+
+  ChartInternal.prototype.updateTargetsForBar = function (targets) {
+    var $$ = this,
+        config = $$.config,
+        mainBars,
+        mainBarEnter,
+        classChartBar = $$.classChartBar.bind($$),
+        classBars = $$.classBars.bind($$),
+        classFocus = $$.classFocus.bind($$);
+    mainBars = $$.main.select('.' + CLASS.chartBars).selectAll('.' + CLASS.chartBar).data(targets).attr('class', function (d) {
+      return classChartBar(d) + classFocus(d);
+    });
+    mainBarEnter = mainBars.enter().append('g').attr('class', classChartBar).style("pointer-events", "none"); // Bars for each data
+
+    mainBarEnter.append('g').attr("class", classBars).style("cursor", function (d) {
+      return config.data_selection_isselectable(d) ? "pointer" : null;
+    });
+  };
+
+  ChartInternal.prototype.updateBar = function (durationForExit) {
+    var $$ = this,
+        barData = $$.barData.bind($$),
+        classBar = $$.classBar.bind($$),
+        initialOpacity = $$.initialOpacity.bind($$),
+        color = function color(d) {
+      return $$.color(d.id);
+    };
+
+    var mainBar = $$.main.selectAll('.' + CLASS.bars).selectAll('.' + CLASS.bar).data(barData);
+    var mainBarEnter = mainBar.enter().append('path').attr("class", classBar).style("stroke", color).style("fill", color);
+    $$.mainBar = mainBarEnter.merge(mainBar).style("opacity", initialOpacity);
+    mainBar.exit().transition().duration(durationForExit).style("opacity", 0);
+  };
+
+  ChartInternal.prototype.redrawBar = function (drawBar, withTransition, transition) {
+    return [(withTransition ? this.mainBar.transition(transition) : this.mainBar).attr('d', drawBar).style("stroke", this.color).style("fill", this.color).style("opacity", 1)];
+  };
+
+  ChartInternal.prototype.getBarW = function (axis, barTargetsNum) {
+    var $$ = this,
+        config = $$.config,
+        w = typeof config.bar_width === 'number' ? config.bar_width : barTargetsNum ? axis.tickInterval() * config.bar_width_ratio / barTargetsNum : 0;
+    return config.bar_width_max && w > config.bar_width_max ? config.bar_width_max : w;
+  };
+
+  ChartInternal.prototype.getBars = function (i, id) {
+    var $$ = this;
+    return (id ? $$.main.selectAll('.' + CLASS.bars + $$.getTargetSelectorSuffix(id)) : $$.main).selectAll('.' + CLASS.bar + (isValue(i) ? '-' + i : ''));
+  };
+
+  ChartInternal.prototype.expandBars = function (i, id, reset) {
+    var $$ = this;
+
+    if (reset) {
+      $$.unexpandBars();
+    }

 
 

-        function getTextBox(textElement, id) {
-            if (!$$.legendItemTextBox[id]) {
-                $$.legendItemTextBox[id] = $$.getTextRect(textElement.textContent, CLASS.legendItem, textElement);
-            }
-            return $$.legendItemTextBox[id];
+    $$.getBars(i, id).classed(CLASS.EXPANDED, true);
+  };
+
+  ChartInternal.prototype.unexpandBars = function (i) {
+    var $$ = this;
+    $$.getBars(i).classed(CLASS.EXPANDED, false);
+  };
+
+  ChartInternal.prototype.generateDrawBar = function (barIndices, isSub) {
+    var $$ = this,
+        config = $$.config,
+        getPoints = $$.generateGetBarPoints(barIndices, isSub);
+    return function (d, i) {
+      // 4 points that make a bar
+      var points = getPoints(d, i); // switch points if axis is rotated, not applicable for sub chart
+
+      var indexX = config.axis_rotated ? 1 : 0;
+      var indexY = config.axis_rotated ? 0 : 1;
+      var path = 'M ' + points[0][indexX] + ',' + points[0][indexY] + ' ' + 'L' + points[1][indexX] + ',' + points[1][indexY] + ' ' + 'L' + points[2][indexX] + ',' + points[2][indexY] + ' ' + 'L' + points[3][indexX] + ',' + points[3][indexY] + ' ' + 'z';
+      return path;
+    };
+  };
+
+  ChartInternal.prototype.generateGetBarPoints = function (barIndices, isSub) {
+    var $$ = this,
+        axis = isSub ? $$.subXAxis : $$.xAxis,
+        barTargetsNum = barIndices.__max__ + 1,
+        barW = $$.getBarW(axis, barTargetsNum),
+        barX = $$.getShapeX(barW, barTargetsNum, barIndices, !!isSub),
+        barY = $$.getShapeY(!!isSub),
+        barOffset = $$.getShapeOffset($$.isBarType, barIndices, !!isSub),
+        barSpaceOffset = barW * ($$.config.bar_space / 2),
+        yScale = isSub ? $$.getSubYScale : $$.getYScale;
+    return function (d, i) {
+      var y0 = yScale.call($$, d.id)(0),
+          offset = barOffset(d, i) || y0,
+          // offset is for stacked bar chart
+      posX = barX(d),
+          posY = barY(d); // fix posY not to overflow opposite quadrant
+
+      if ($$.config.axis_rotated) {
+        if (0 < d.value && posY < y0 || d.value < 0 && y0 < posY) {
+          posY = y0;
+        }
+      } // 4 points that make a bar
+
+
+      return [[posX + barSpaceOffset, offset], [posX + barSpaceOffset, posY - (y0 - offset)], [posX + barW - barSpaceOffset, posY - (y0 - offset)], [posX + barW - barSpaceOffset, offset]];
+    };
+  };
+
+  ChartInternal.prototype.isWithinBar = function (mouse, that) {
+    var box = that.getBoundingClientRect(),
+        seg0 = that.pathSegList.getItem(0),
+        seg1 = that.pathSegList.getItem(1),
+        x = Math.min(seg0.x, seg1.x),
+        y = Math.min(seg0.y, seg1.y),
+        w = box.width,
+        h = box.height,
+        offset = 2,
+        sx = x - offset,
+        ex = x + w + offset,
+        sy = y + h + offset,
+        ey = y - offset;
+    return sx < mouse[0] && mouse[0] < ex && ey < mouse[1] && mouse[1] < sy;
+  };
+
+  ChartInternal.prototype.getShapeIndices = function (typeFilter) {
+    var $$ = this,
+        config = $$.config,
+        indices = {},
+        i = 0,
+        j,
+        k;
+    $$.filterTargetsToShow($$.data.targets.filter(typeFilter, $$)).forEach(function (d) {
+      for (j = 0; j < config.data_groups.length; j++) {
+        if (config.data_groups[j].indexOf(d.id) < 0) {
+          continue;
+        }
+
+        for (k = 0; k < config.data_groups[j].length; k++) {
+          if (config.data_groups[j][k] in indices) {
+            indices[d.id] = indices[config.data_groups[j][k]];
+            break;
+          }

         }
         }

+      }

 
 

-        function updatePositions(textElement, id, index) {
-            var reset = index === 0,
-                isLast = index === targetIds.length - 1,
-                box = getTextBox(textElement, id),
-                itemWidth = box.width + tileWidth + (isLast && !($$.isLegendRight || $$.isLegendInset) ? 0 : paddingRight) + config.legend_padding,
-                itemHeight = box.height + paddingTop,
-                itemLength = $$.isLegendRight || $$.isLegendInset ? itemHeight : itemWidth,
-                areaLength = $$.isLegendRight || $$.isLegendInset ? $$.getLegendHeight() : $$.getLegendWidth(),
-                margin,
-                maxLength;
-
-            // MEMO: care about condifion of step, totalLength
-            function updateValues(id, withoutStep) {
-                if (!withoutStep) {
-                    margin = (areaLength - totalLength - itemLength) / 2;
-                    if (margin < posMin) {
-                        margin = (areaLength - itemLength) / 2;
-                        totalLength = 0;
-                        step++;
-                    }
-                }
-                steps[id] = step;
-                margins[step] = $$.isLegendInset ? 10 : margin;
-                offsets[id] = totalLength;
-                totalLength += itemLength;
-            }
+      if (isUndefined(indices[d.id])) {
+        indices[d.id] = i++;
+      }
+    });
+    indices.__max__ = i - 1;
+    return indices;
+  };
+
+  ChartInternal.prototype.getShapeX = function (offset, targetsNum, indices, isSub) {
+    var $$ = this,
+        scale = isSub ? $$.subX : $$.x;
+    return function (d) {
+      var index = d.id in indices ? indices[d.id] : 0;
+      return d.x || d.x === 0 ? scale(d.x) - offset * (targetsNum / 2 - index) : 0;
+    };
+  };
+
+  ChartInternal.prototype.getShapeY = function (isSub) {
+    var $$ = this;
+    return function (d) {
+      var scale = isSub ? $$.getSubYScale(d.id) : $$.getYScale(d.id);
+      return scale(d.value);
+    };
+  };
+
+  ChartInternal.prototype.getShapeOffset = function (typeFilter, indices, isSub) {
+    var $$ = this,
+        targets = $$.orderTargets($$.filterTargetsToShow($$.data.targets.filter(typeFilter, $$))),
+        targetIds = targets.map(function (t) {
+      return t.id;
+    });
+    return function (d, i) {
+      var scale = isSub ? $$.getSubYScale(d.id) : $$.getYScale(d.id),
+          y0 = scale(0),
+          offset = y0;
+      targets.forEach(function (t) {
+        var values = $$.isStepType(d) ? $$.convertValuesToStep(t.values) : t.values;
+
+        if (t.id === d.id || indices[t.id] !== indices[d.id]) {
+          return;
+        }
+
+        if (targetIds.indexOf(t.id) < targetIds.indexOf(d.id)) {
+          // check if the x values line up
+          if (typeof values[i] === 'undefined' || +values[i].x !== +d.x) {
+            // "+" for timeseries
+            // if not, try to find the value that does line up
+            i = -1;
+            values.forEach(function (v, j) {
+              if (v.x === d.x) {
+                i = j;
+              }
+            });
+          }

 
 

-            if (reset) {
-                totalLength = 0;
-                step = 0;
-                maxWidth = 0;
-                maxHeight = 0;
-            }
+          if (i in values && values[i].value * d.value >= 0) {
+            offset += scale(values[i].value) - y0;
+          }
+        }
+      });
+      return offset;
+    };
+  };

 
 

-            if (config.legend_show && !$$.isLegendToShow(id)) {
-                widths[id] = heights[id] = steps[id] = offsets[id] = 0;
-                return;
-            }
+  ChartInternal.prototype.isWithinShape = function (that, d) {
+    var $$ = this,
+        shape = $$.d3.select(that),
+        isWithin;

 
 

-            widths[id] = itemWidth;
-            heights[id] = itemHeight;
+    if (!$$.isTargetToShow(d.id)) {
+      isWithin = false;
+    } else if (that.nodeName === 'circle') {
+      isWithin = $$.isStepType(d) ? $$.isWithinStep(that, $$.getYScale(d.id)(d.value)) : $$.isWithinCircle(that, $$.pointSelectR(d) * 1.5);
+    } else if (that.nodeName === 'path') {
+      isWithin = shape.classed(CLASS.bar) ? $$.isWithinBar($$.d3.mouse(that), that) : true;
+    }

 
 

-            if (!maxWidth || itemWidth >= maxWidth) {
-                maxWidth = itemWidth;
-            }
-            if (!maxHeight || itemHeight >= maxHeight) {
-                maxHeight = itemHeight;
-            }
-            maxLength = $$.isLegendRight || $$.isLegendInset ? maxHeight : maxWidth;
-
-            if (config.legend_equally) {
-                Object.keys(widths).forEach(function (id) {
-                    widths[id] = maxWidth;
-                });
-                Object.keys(heights).forEach(function (id) {
-                    heights[id] = maxHeight;
-                });
-                margin = (areaLength - maxLength * targetIds.length) / 2;
-                if (margin < posMin) {
-                    totalLength = 0;
-                    step = 0;
-                    targetIds.forEach(function (id) {
-                        updateValues(id);
-                    });
-                } else {
-                    updateValues(id, true);
-                }
-            } else {
-                updateValues(id);
-            }
-        }
+    return isWithin;
+  };
+
+  ChartInternal.prototype.getInterpolate = function (d) {
+    var $$ = this,
+        d3 = $$.d3,
+        types = {
+      'linear': d3.curveLinear,
+      'linear-closed': d3.curveLinearClosed,
+      'basis': d3.curveBasis,
+      'basis-open': d3.curveBasisOpen,
+      'basis-closed': d3.curveBasisClosed,
+      'bundle': d3.curveBundle,
+      'cardinal': d3.curveCardinal,
+      'cardinal-open': d3.curveCardinalOpen,
+      'cardinal-closed': d3.curveCardinalClosed,
+      'monotone': d3.curveMonotoneX,
+      'step': d3.curveStep,
+      'step-before': d3.curveStepBefore,
+      'step-after': d3.curveStepAfter
+    },
+        type;
+
+    if ($$.isSplineType(d)) {
+      type = types[$$.config.spline_interpolation_type] || types.cardinal;
+    } else if ($$.isStepType(d)) {
+      type = types[$$.config.line_step_type];
+    } else {
+      type = types.linear;
+    }

 
 

-        if ($$.isLegendInset) {
-            step = config.legend_inset_step ? config.legend_inset_step : targetIds.length;
-            $$.updateLegendStep(step);
-        }
+    return type;
+  };
+
+  ChartInternal.prototype.initLine = function () {
+    var $$ = this;
+    $$.main.select('.' + CLASS.chart).append("g").attr("class", CLASS.chartLines);
+  };
+
+  ChartInternal.prototype.updateTargetsForLine = function (targets) {
+    var $$ = this,
+        config = $$.config,
+        mainLines,
+        mainLineEnter,
+        classChartLine = $$.classChartLine.bind($$),
+        classLines = $$.classLines.bind($$),
+        classAreas = $$.classAreas.bind($$),
+        classCircles = $$.classCircles.bind($$),
+        classFocus = $$.classFocus.bind($$);
+    mainLines = $$.main.select('.' + CLASS.chartLines).selectAll('.' + CLASS.chartLine).data(targets).attr('class', function (d) {
+      return classChartLine(d) + classFocus(d);
+    });
+    mainLineEnter = mainLines.enter().append('g').attr('class', classChartLine).style('opacity', 0).style("pointer-events", "none"); // Lines for each data
+
+    mainLineEnter.append('g').attr("class", classLines); // Areas
+
+    mainLineEnter.append('g').attr('class', classAreas); // Circles for each data point on lines
+
+    mainLineEnter.append('g').attr("class", function (d) {
+      return $$.generateClass(CLASS.selectedCircles, d.id);
+    });
+    mainLineEnter.append('g').attr("class", classCircles).style("cursor", function (d) {
+      return config.data_selection_isselectable(d) ? "pointer" : null;
+    }); // Update date for selected circles
+
+    targets.forEach(function (t) {
+      $$.main.selectAll('.' + CLASS.selectedCircles + $$.getTargetSelectorSuffix(t.id)).selectAll('.' + CLASS.selectedCircle).each(function (d) {
+        d.value = t.values[d.index].value;
+      });
+    }); // MEMO: can not keep same color...
+    //mainLineUpdate.exit().remove();
+  };
+
+  ChartInternal.prototype.updateLine = function (durationForExit) {
+    var $$ = this;
+    var mainLine = $$.main.selectAll('.' + CLASS.lines).selectAll('.' + CLASS.line).data($$.lineData.bind($$));
+    var mainLineEnter = mainLine.enter().append('path').attr('class', $$.classLine.bind($$)).style("stroke", $$.color);
+    $$.mainLine = mainLineEnter.merge(mainLine).style("opacity", $$.initialOpacity.bind($$)).style('shape-rendering', function (d) {
+      return $$.isStepType(d) ? 'crispEdges' : '';
+    }).attr('transform', null);
+    mainLine.exit().transition().duration(durationForExit).style('opacity', 0);
+  };
+
+  ChartInternal.prototype.redrawLine = function (drawLine, withTransition, transition) {
+    return [(withTransition ? this.mainLine.transition(transition) : this.mainLine).attr("d", drawLine).style("stroke", this.color).style("opacity", 1)];
+  };
+
+  ChartInternal.prototype.generateDrawLine = function (lineIndices, isSub) {
+    var $$ = this,
+        config = $$.config,
+        line = $$.d3.line(),
+        getPoints = $$.generateGetLinePoints(lineIndices, isSub),
+        yScaleGetter = isSub ? $$.getSubYScale : $$.getYScale,
+        xValue = function xValue(d) {
+      return (isSub ? $$.subxx : $$.xx).call($$, d);
+    },
+        yValue = function yValue(d, i) {
+      return config.data_groups.length > 0 ? getPoints(d, i)[0][1] : yScaleGetter.call($$, d.id)(d.value);
+    };
+
+    line = config.axis_rotated ? line.x(yValue).y(xValue) : line.x(xValue).y(yValue);
+
+    if (!config.line_connectNull) {
+      line = line.defined(function (d) {
+        return d.value != null;
+      });
+    }

 
 

-        if ($$.isLegendRight) {
-            xForLegend = function xForLegend(id) {
-                return maxWidth * steps[id];
-            };
-            yForLegend = function yForLegend(id) {
-                return margins[steps[id]] + offsets[id];
-            };
-        } else if ($$.isLegendInset) {
-            xForLegend = function xForLegend(id) {
-                return maxWidth * steps[id] + 10;
-            };
-            yForLegend = function yForLegend(id) {
-                return margins[steps[id]] + offsets[id];
-            };
+    return function (d) {
+      var values = config.line_connectNull ? $$.filterRemoveNull(d.values) : d.values,
+          x = isSub ? $$.subX : $$.x,
+          y = yScaleGetter.call($$, d.id),
+          x0 = 0,
+          y0 = 0,
+          path;
+
+      if ($$.isLineType(d)) {
+        if (config.data_regions[d.id]) {
+          path = $$.lineWithRegions(values, x, y, config.data_regions[d.id]);

         } else {
         } else {

-            xForLegend = function xForLegend(id) {
-                return margins[steps[id]] + offsets[id];
-            };
-            yForLegend = function yForLegend(id) {
-                return maxHeight * steps[id];
-            };
-        }
-        xForLegendText = function xForLegendText(id, i) {
-            return xForLegend(id, i) + 4 + config.legend_item_tile_width;
-        };
-        yForLegendText = function yForLegendText(id, i) {
-            return yForLegend(id, i) + 9;
-        };
-        xForLegendRect = function xForLegendRect(id, i) {
-            return xForLegend(id, i);
-        };
-        yForLegendRect = function yForLegendRect(id, i) {
-            return yForLegend(id, i) - 5;
-        };
-        x1ForLegendTile = function x1ForLegendTile(id, i) {
-            return xForLegend(id, i) - 2;
-        };
-        x2ForLegendTile = function x2ForLegendTile(id, i) {
-            return xForLegend(id, i) - 2 + config.legend_item_tile_width;
-        };
-        yForLegendTile = function yForLegendTile(id, i) {
-            return yForLegend(id, i) + 4;
-        };
+          if ($$.isStepType(d)) {
+            values = $$.convertValuesToStep(values);
+          }

 
 

-        // Define g for legend area
-        l = $$.legend.selectAll('.' + CLASS.legendItem).data(targetIds).enter().append('g').attr('class', function (id) {
-            return $$.generateClass(CLASS.legendItem, id);
-        }).style('visibility', function (id) {
-            return $$.isLegendToShow(id) ? 'visible' : 'hidden';
-        }).style('cursor', 'pointer').on('click', function (id) {
-            if (config.legend_item_onclick) {
-                config.legend_item_onclick.call($$, id);
-            } else {
-                if ($$.d3.event.altKey) {
-                    $$.api.hide();
-                    $$.api.show(id);
-                } else {
-                    $$.api.toggle(id);
-                    $$.isTargetToShow(id) ? $$.api.focus(id) : $$.api.revert();
-                }
-            }
-        }).on('mouseover', function (id) {
-            if (config.legend_item_onmouseover) {
-                config.legend_item_onmouseover.call($$, id);
-            } else {
-                $$.d3.select(this).classed(CLASS.legendItemFocused, true);
-                if (!$$.transiting && $$.isTargetToShow(id)) {
-                    $$.api.focus(id);
-                }
-            }
-        }).on('mouseout', function (id) {
-            if (config.legend_item_onmouseout) {
-                config.legend_item_onmouseout.call($$, id);
-            } else {
-                $$.d3.select(this).classed(CLASS.legendItemFocused, false);
-                $$.api.revert();
-            }
-        });
-        l.append('text').text(function (id) {
-            return isDefined(config.data_names[id]) ? config.data_names[id] : id;
-        }).each(function (id, i) {
-            updatePositions(this, id, i);
-        }).style("pointer-events", "none").attr('x', $$.isLegendRight || $$.isLegendInset ? xForLegendText : -200).attr('y', $$.isLegendRight || $$.isLegendInset ? -200 : yForLegendText);
-        l.append('rect').attr("class", CLASS.legendItemEvent).style('fill-opacity', 0).attr('x', $$.isLegendRight || $$.isLegendInset ? xForLegendRect : -200).attr('y', $$.isLegendRight || $$.isLegendInset ? -200 : yForLegendRect);
-        l.append('line').attr('class', CLASS.legendItemTile).style('stroke', $$.color).style("pointer-events", "none").attr('x1', $$.isLegendRight || $$.isLegendInset ? x1ForLegendTile : -200).attr('y1', $$.isLegendRight || $$.isLegendInset ? -200 : yForLegendTile).attr('x2', $$.isLegendRight || $$.isLegendInset ? x2ForLegendTile : -200).attr('y2', $$.isLegendRight || $$.isLegendInset ? -200 : yForLegendTile).attr('stroke-width', config.legend_item_tile_height);
-
-        // Set background for inset legend
-        background = $$.legend.select('.' + CLASS.legendBackground + ' rect');
-        if ($$.isLegendInset && maxWidth > 0 && background.size() === 0) {
-            background = $$.legend.insert('g', '.' + CLASS.legendItem).attr("class", CLASS.legendBackground).append('rect');
+          path = line.curve($$.getInterpolate(d))(values);

         }
         }

-
-        texts = $$.legend.selectAll('text').data(targetIds).text(function (id) {
-            return isDefined(config.data_names[id]) ? config.data_names[id] : id;
-        }) // MEMO: needed for update
-        .each(function (id, i) {
-            updatePositions(this, id, i);
-        });
-        (withTransition ? texts.transition() : texts).attr('x', xForLegendText).attr('y', yForLegendText);
-
-        rects = $$.legend.selectAll('rect.' + CLASS.legendItemEvent).data(targetIds);
-        (withTransition ? rects.transition() : rects).attr('width', function (id) {
-            return widths[id];
-        }).attr('height', function (id) {
-            return heights[id];
-        }).attr('x', xForLegendRect).attr('y', yForLegendRect);
-
-        tiles = $$.legend.selectAll('line.' + CLASS.legendItemTile).data(targetIds);
-        (withTransition ? tiles.transition() : tiles).style('stroke', $$.levelColor ? function (id) {
-            return $$.levelColor($$.cache[id].values[0].value);
-        } : $$.color).attr('x1', x1ForLegendTile).attr('y1', yForLegendTile).attr('x2', x2ForLegendTile).attr('y2', yForLegendTile);
-
-        if (background) {
-            (withTransition ? background.transition() : background).attr('height', $$.getLegendHeight() - 12).attr('width', maxWidth * (step + 1) + 10);
+      } else {
+        if (values[0]) {
+          x0 = x(values[0].x);
+          y0 = y(values[0].value);

         }
 
         }
 

-        // toggle legend state
-        $$.legend.selectAll('.' + CLASS.legendItem).classed(CLASS.legendItemHidden, function (id) {
-            return !$$.isTargetToShow(id);
-        });
+        path = config.axis_rotated ? "M " + y0 + " " + x0 : "M " + x0 + " " + y0;
+      }

 
 

-        // Update all to reflect change of legend
-        $$.updateLegendItemWidth(maxWidth);
-        $$.updateLegendItemHeight(maxHeight);
-        $$.updateLegendStep(step);
-        // Update size and scale
-        $$.updateSizes();
-        $$.updateScales();
-        $$.updateSvgSize();
-        // Update g positions
-        $$.transformAll(withTransitionForTransform, transitions);
-        $$.legendHasRendered = true;
-    };
+      return path ? path : "M 0 0";
+    };
+  };
+
+  ChartInternal.prototype.generateGetLinePoints = function (lineIndices, isSub) {
+    // partial duplication of generateGetBarPoints
+    var $$ = this,
+        config = $$.config,
+        lineTargetsNum = lineIndices.__max__ + 1,
+        x = $$.getShapeX(0, lineTargetsNum, lineIndices, !!isSub),
+        y = $$.getShapeY(!!isSub),
+        lineOffset = $$.getShapeOffset($$.isLineType, lineIndices, !!isSub),
+        yScale = isSub ? $$.getSubYScale : $$.getYScale;
+    return function (d, i) {
+      var y0 = yScale.call($$, d.id)(0),
+          offset = lineOffset(d, i) || y0,
+          // offset is for stacked area chart
+      posX = x(d),
+          posY = y(d); // fix posY not to overflow opposite quadrant
+
+      if (config.axis_rotated) {
+        if (0 < d.value && posY < y0 || d.value < 0 && y0 < posY) {
+          posY = y0;
+        }
+      } // 1 point that marks the line position
+
+
+      return [[posX, posY - (y0 - offset)], [posX, posY - (y0 - offset)], // needed for compatibility
+      [posX, posY - (y0 - offset)], // needed for compatibility
+      [posX, posY - (y0 - offset)] // needed for compatibility
+      ];
+    };
+  };
+
+  ChartInternal.prototype.lineWithRegions = function (d, x, y, _regions) {
+    var $$ = this,
+        config = $$.config,
+        prev = -1,
+        i,
+        j,
+        s = "M",
+        sWithRegion,
+        xp,
+        yp,
+        dx,
+        dy,
+        dd,
+        diff,
+        diffx2,
+        xOffset = $$.isCategorized() ? 0.5 : 0,
+        xValue,
+        yValue,
+        regions = [];
+
+    function isWithinRegions(x, regions) {
+      var i;
+
+      for (i = 0; i < regions.length; i++) {
+        if (regions[i].start < x && x <= regions[i].end) {
+          return true;
+        }
+      }

 
 

-    ChartInternal.prototype.initRegion = function () {
-        var $$ = this;
-        $$.region = $$.main.append('g').attr("clip-path", $$.clipPath).attr("class", CLASS.regions);
-    };
-    ChartInternal.prototype.updateRegion = function (duration) {
-        var $$ = this,
-            config = $$.config;
+      return false;
+    } // Check start/end of regions

 
 

-        // hide if arc type
-        $$.region.style('visibility', $$.hasArcType() ? 'hidden' : 'visible');

 
 

-        var mainRegion = $$.main.select('.' + CLASS.regions).selectAll('.' + CLASS.region).data(config.regions);
-        var mainRegionEnter = mainRegion.enter().append('rect').attr("x", $$.regionX.bind($$)).attr("y", $$.regionY.bind($$)).attr("width", $$.regionWidth.bind($$)).attr("height", $$.regionHeight.bind($$)).style("fill-opacity", 0);
-        $$.mainRegion = mainRegionEnter.merge(mainRegion).attr('class', $$.classRegion.bind($$));
-        mainRegion.exit().transition().duration(duration).style("opacity", 0).remove();
-    };
-    ChartInternal.prototype.redrawRegion = function (withTransition, transition) {
-        var $$ = this,
-            regions = $$.mainRegion;
-        return [(withTransition ? regions.transition(transition) : regions).attr("x", $$.regionX.bind($$)).attr("y", $$.regionY.bind($$)).attr("width", $$.regionWidth.bind($$)).attr("height", $$.regionHeight.bind($$)).style("fill-opacity", function (d) {
-            return isValue(d.opacity) ? d.opacity : 0.1;
-        })];
-    };
-    ChartInternal.prototype.regionX = function (d) {
-        var $$ = this,
-            config = $$.config,
-            xPos,
-            yScale = d.axis === 'y' ? $$.y : $$.y2;
-        if (d.axis === 'y' || d.axis === 'y2') {
-            xPos = config.axis_rotated ? 'start' in d ? yScale(d.start) : 0 : 0;
-        } else {
-            xPos = config.axis_rotated ? 0 : 'start' in d ? $$.x($$.isTimeSeries() ? $$.parseDate(d.start) : d.start) : 0;
-        }
-        return xPos;
-    };
-    ChartInternal.prototype.regionY = function (d) {
-        var $$ = this,
-            config = $$.config,
-            yPos,
-            yScale = d.axis === 'y' ? $$.y : $$.y2;
-        if (d.axis === 'y' || d.axis === 'y2') {
-            yPos = config.axis_rotated ? 0 : 'end' in d ? yScale(d.end) : 0;
-        } else {
-            yPos = config.axis_rotated ? 'start' in d ? $$.x($$.isTimeSeries() ? $$.parseDate(d.start) : d.start) : 0 : 0;
-        }
-        return yPos;
-    };
-    ChartInternal.prototype.regionWidth = function (d) {
-        var $$ = this,
-            config = $$.config,
-            start = $$.regionX(d),
-            end,
-            yScale = d.axis === 'y' ? $$.y : $$.y2;
-        if (d.axis === 'y' || d.axis === 'y2') {
-            end = config.axis_rotated ? 'end' in d ? yScale(d.end) : $$.width : $$.width;
+    if (isDefined(_regions)) {
+      for (i = 0; i < _regions.length; i++) {
+        regions[i] = {};
+
+        if (isUndefined(_regions[i].start)) {
+          regions[i].start = d[0].x;

         } else {
         } else {

-            end = config.axis_rotated ? $$.width : 'end' in d ? $$.x($$.isTimeSeries() ? $$.parseDate(d.end) : d.end) : $$.width;
+          regions[i].start = $$.isTimeSeries() ? $$.parseDate(_regions[i].start) : _regions[i].start;

         }
         }

-        return end < start ? 0 : end - start;
-    };
-    ChartInternal.prototype.regionHeight = function (d) {
-        var $$ = this,
-            config = $$.config,
-            start = this.regionY(d),
-            end,
-            yScale = d.axis === 'y' ? $$.y : $$.y2;
-        if (d.axis === 'y' || d.axis === 'y2') {
-            end = config.axis_rotated ? $$.height : 'start' in d ? yScale(d.start) : $$.height;
+
+        if (isUndefined(_regions[i].end)) {
+          regions[i].end = d[d.length - 1].x;

         } else {
         } else {

-            end = config.axis_rotated ? 'end' in d ? $$.x($$.isTimeSeries() ? $$.parseDate(d.end) : d.end) : $$.height : $$.height;
+          regions[i].end = $$.isTimeSeries() ? $$.parseDate(_regions[i].end) : _regions[i].end;

         }
         }

-        return end < start ? 0 : end - start;
-    };
-    ChartInternal.prototype.isRegionOnX = function (d) {
-        return !d.axis || d.axis === 'x';
-    };
+      }
+    } // Set scales
+

 
 

-    ChartInternal.prototype.getScale = function (min, max, forTimeseries) {
-        return (forTimeseries ? this.d3.scaleTime() : this.d3.scaleLinear()).range([min, max]);
+    xValue = config.axis_rotated ? function (d) {
+      return y(d.value);
+    } : function (d) {
+      return x(d.x);

     };
     };

-    ChartInternal.prototype.getX = function (min, max, domain, offset) {
-        var $$ = this,
-            scale = $$.getScale(min, max, $$.isTimeSeries()),
-            _scale = domain ? scale.domain(domain) : scale,
-            key;
-        // Define customized scale if categorized axis
-        if ($$.isCategorized()) {
-            offset = offset || function () {
-                return 0;
-            };
-            scale = function scale(d, raw) {
-                var v = _scale(d) + offset(d);
-                return raw ? v : Math.ceil(v);
-            };
+    yValue = config.axis_rotated ? function (d) {
+      return x(d.x);
+    } : function (d) {
+      return y(d.value);
+    }; // Define svg generator function for region
+
+    function generateM(points) {
+      return 'M' + points[0][0] + ' ' + points[0][1] + ' ' + points[1][0] + ' ' + points[1][1];
+    }
+
+    if ($$.isTimeSeries()) {
+      sWithRegion = function sWithRegion(d0, d1, j, diff) {
+        var x0 = d0.x.getTime(),
+            x_diff = d1.x - d0.x,
+            xv0 = new Date(x0 + x_diff * j),
+            xv1 = new Date(x0 + x_diff * (j + diff)),
+            points;
+
+        if (config.axis_rotated) {
+          points = [[y(yp(j)), x(xv0)], [y(yp(j + diff)), x(xv1)]];

         } else {
         } else {

-            scale = function scale(d, raw) {
-                var v = _scale(d);
-                return raw ? v : Math.ceil(v);
-            };
-        }
-        // define functions
-        for (key in _scale) {
-            scale[key] = _scale[key];
-        }
-        scale.orgDomain = function () {
-            return _scale.domain();
-        };
-        // define custom domain() for categorized axis
-        if ($$.isCategorized()) {
-            scale.domain = function (domain) {
-                if (!arguments.length) {
-                    domain = this.orgDomain();
-                    return [domain[0], domain[1] + 1];
-                }
-                _scale.domain(domain);
-                return scale;
-            };
-        }
-        return scale;
-    };
-    ChartInternal.prototype.getY = function (min, max, domain) {
-        var scale = this.getScale(min, max, this.isTimeSeriesY());
-        if (domain) {
-            scale.domain(domain);
-        }
-        return scale;
-    };
-    ChartInternal.prototype.getYScale = function (id) {
-        return this.axis.getId(id) === 'y2' ? this.y2 : this.y;
-    };
-    ChartInternal.prototype.getSubYScale = function (id) {
-        return this.axis.getId(id) === 'y2' ? this.subY2 : this.subY;
-    };
-    ChartInternal.prototype.updateScales = function () {
-        var $$ = this,
-            config = $$.config,
-            forInit = !$$.x;
-        // update edges
-        $$.xMin = config.axis_rotated ? 1 : 0;
-        $$.xMax = config.axis_rotated ? $$.height : $$.width;
-        $$.yMin = config.axis_rotated ? 0 : $$.height;
-        $$.yMax = config.axis_rotated ? $$.width : 1;
-        $$.subXMin = $$.xMin;
-        $$.subXMax = $$.xMax;
-        $$.subYMin = config.axis_rotated ? 0 : $$.height2;
-        $$.subYMax = config.axis_rotated ? $$.width2 : 1;
-        // update scales
-        $$.x = $$.getX($$.xMin, $$.xMax, forInit ? undefined : $$.x.orgDomain(), function () {
-            return $$.xAxis.tickOffset();
-        });
-        $$.y = $$.getY($$.yMin, $$.yMax, forInit ? config.axis_y_default : $$.y.domain());
-        $$.y2 = $$.getY($$.yMin, $$.yMax, forInit ? config.axis_y2_default : $$.y2.domain());
-        $$.subX = $$.getX($$.xMin, $$.xMax, $$.orgXDomain, function (d) {
-            return d % 1 ? 0 : $$.subXAxis.tickOffset();
-        });
-        $$.subY = $$.getY($$.subYMin, $$.subYMax, forInit ? config.axis_y_default : $$.subY.domain());
-        $$.subY2 = $$.getY($$.subYMin, $$.subYMax, forInit ? config.axis_y2_default : $$.subY2.domain());
-        // update axes
-        $$.xAxisTickFormat = $$.axis.getXAxisTickFormat();
-        $$.xAxisTickValues = $$.axis.getXAxisTickValues();
-        $$.yAxisTickValues = $$.axis.getYAxisTickValues();
-        $$.y2AxisTickValues = $$.axis.getY2AxisTickValues();
-
-        $$.xAxis = $$.axis.getXAxis($$.x, $$.xOrient, $$.xAxisTickFormat, $$.xAxisTickValues, config.axis_x_tick_outer);
-        $$.subXAxis = $$.axis.getXAxis($$.subX, $$.subXOrient, $$.xAxisTickFormat, $$.xAxisTickValues, config.axis_x_tick_outer);
-        $$.yAxis = $$.axis.getYAxis($$.y, $$.yOrient, config.axis_y_tick_format, $$.yAxisTickValues, config.axis_y_tick_outer);
-        $$.y2Axis = $$.axis.getYAxis($$.y2, $$.y2Orient, config.axis_y2_tick_format, $$.y2AxisTickValues, config.axis_y2_tick_outer);
-
-        // Set initialized scales to brush and zoom
-        if (!forInit) {
-            if ($$.brush) {
-                $$.brush.updateScale($$.subX);
-            }
-        }
-        // update for arc
-        if ($$.updateArc) {
-            $$.updateArc();
+          points = [[x(xv0), y(yp(j))], [x(xv1), y(yp(j + diff))]];

         }
         }

-    };

 
 

-    ChartInternal.prototype.selectPoint = function (target, d, i) {
-        var $$ = this,
-            config = $$.config,
-            cx = (config.axis_rotated ? $$.circleY : $$.circleX).bind($$),
-            cy = (config.axis_rotated ? $$.circleX : $$.circleY).bind($$),
-            r = $$.pointSelectR.bind($$);
-        config.data_onselected.call($$.api, d, target.node());
-        // add selected-circle on low layer g
-        $$.main.select('.' + CLASS.selectedCircles + $$.getTargetSelectorSuffix(d.id)).selectAll('.' + CLASS.selectedCircle + '-' + i).data([d]).enter().append('circle').attr("class", function () {
-            return $$.generateClass(CLASS.selectedCircle, i);
-        }).attr("cx", cx).attr("cy", cy).attr("stroke", function () {
-            return $$.color(d);
-        }).attr("r", function (d) {
-            return $$.pointSelectR(d) * 1.4;
-        }).transition().duration(100).attr("r", r);
-    };
-    ChartInternal.prototype.unselectPoint = function (target, d, i) {
-        var $$ = this;
-        $$.config.data_onunselected.call($$.api, d, target.node());
-        // remove selected-circle from low layer g
-        $$.main.select('.' + CLASS.selectedCircles + $$.getTargetSelectorSuffix(d.id)).selectAll('.' + CLASS.selectedCircle + '-' + i).transition().duration(100).attr('r', 0).remove();
-    };
-    ChartInternal.prototype.togglePoint = function (selected, target, d, i) {
-        selected ? this.selectPoint(target, d, i) : this.unselectPoint(target, d, i);
-    };
-    ChartInternal.prototype.selectPath = function (target, d) {
-        var $$ = this;
-        $$.config.data_onselected.call($$, d, target.node());
-        if ($$.config.interaction_brighten) {
-            target.transition().duration(100).style("fill", function () {
-                return $$.d3.rgb($$.color(d)).brighter(0.75);
-            });
-        }
-    };
-    ChartInternal.prototype.unselectPath = function (target, d) {
-        var $$ = this;
-        $$.config.data_onunselected.call($$, d, target.node());
-        if ($$.config.interaction_brighten) {
-            target.transition().duration(100).style("fill", function () {
-                return $$.color(d);
-            });
-        }
-    };
-    ChartInternal.prototype.togglePath = function (selected, target, d, i) {
-        selected ? this.selectPath(target, d, i) : this.unselectPath(target, d, i);
-    };
-    ChartInternal.prototype.getToggle = function (that, d) {
-        var $$ = this,
-            toggle;
-        if (that.nodeName === 'circle') {
-            if ($$.isStepType(d)) {
-                // circle is hidden in step chart, so treat as within the click area
-                toggle = function toggle() {}; // TODO: how to select step chart?
-            } else {
-                toggle = $$.togglePoint;
-            }
-        } else if (that.nodeName === 'path') {
-            toggle = $$.togglePath;
-        }
-        return toggle;
-    };
-    ChartInternal.prototype.toggleShape = function (that, d, i) {
-        var $$ = this,
-            d3 = $$.d3,
-            config = $$.config,
-            shape = d3.select(that),
-            isSelected = shape.classed(CLASS.SELECTED),
-            toggle = $$.getToggle(that, d).bind($$);
-
-        if (config.data_selection_enabled && config.data_selection_isselectable(d)) {
-            if (!config.data_selection_multiple) {
-                $$.main.selectAll('.' + CLASS.shapes + (config.data_selection_grouped ? $$.getTargetSelectorSuffix(d.id) : "")).selectAll('.' + CLASS.shape).each(function (d, i) {
-                    var shape = d3.select(this);
-                    if (shape.classed(CLASS.SELECTED)) {
-                        toggle(false, shape.classed(CLASS.SELECTED, false), d, i);
-                    }
-                });
-            }
-            shape.classed(CLASS.SELECTED, !isSelected);
-            toggle(!isSelected, shape, d, i);
-        }
-    };
+        return generateM(points);
+      };
+    } else {
+      sWithRegion = function sWithRegion(d0, d1, j, diff) {
+        var points;

 
 

-    ChartInternal.prototype.initBar = function () {
-        var $$ = this;
-        $$.main.select('.' + CLASS.chart).append("g").attr("class", CLASS.chartBars);
-    };
-    ChartInternal.prototype.updateTargetsForBar = function (targets) {
-        var $$ = this,
-            config = $$.config,
-            mainBars,
-            mainBarEnter,
-            classChartBar = $$.classChartBar.bind($$),
-            classBars = $$.classBars.bind($$),
-            classFocus = $$.classFocus.bind($$);
-        mainBars = $$.main.select('.' + CLASS.chartBars).selectAll('.' + CLASS.chartBar).data(targets).attr('class', function (d) {
-            return classChartBar(d) + classFocus(d);
-        });
-        mainBarEnter = mainBars.enter().append('g').attr('class', classChartBar).style("pointer-events", "none");
-        // Bars for each data
-        mainBarEnter.append('g').attr("class", classBars).style("cursor", function (d) {
-            return config.data_selection_isselectable(d) ? "pointer" : null;
-        });
-    };
-    ChartInternal.prototype.updateBar = function (durationForExit) {
-        var $$ = this,
-            barData = $$.barData.bind($$),
-            classBar = $$.classBar.bind($$),
-            initialOpacity = $$.initialOpacity.bind($$),
-            color = function color(d) {
-            return $$.color(d.id);
-        };
-        var mainBar = $$.main.selectAll('.' + CLASS.bars).selectAll('.' + CLASS.bar).data(barData);
-        var mainBarEnter = mainBar.enter().append('path').attr("class", classBar).style("stroke", color).style("fill", color);
-        $$.mainBar = mainBarEnter.merge(mainBar).style("opacity", initialOpacity);
-        mainBar.exit().transition().duration(durationForExit).style("opacity", 0);
-    };
-    ChartInternal.prototype.redrawBar = function (drawBar, withTransition, transition) {
-        return [(withTransition ? this.mainBar.transition(transition) : this.mainBar).attr('d', drawBar).style("stroke", this.color).style("fill", this.color).style("opacity", 1)];
-    };
-    ChartInternal.prototype.getBarW = function (axis, barTargetsNum) {
-        var $$ = this,
-            config = $$.config,
-            w = typeof config.bar_width === 'number' ? config.bar_width : barTargetsNum ? axis.tickInterval() * config.bar_width_ratio / barTargetsNum : 0;
-        return config.bar_width_max && w > config.bar_width_max ? config.bar_width_max : w;
-    };
-    ChartInternal.prototype.getBars = function (i, id) {
-        var $$ = this;
-        return (id ? $$.main.selectAll('.' + CLASS.bars + $$.getTargetSelectorSuffix(id)) : $$.main).selectAll('.' + CLASS.bar + (isValue(i) ? '-' + i : ''));
-    };
-    ChartInternal.prototype.expandBars = function (i, id, reset) {
-        var $$ = this;
-        if (reset) {
-            $$.unexpandBars();
+        if (config.axis_rotated) {
+          points = [[y(yp(j), true), x(xp(j))], [y(yp(j + diff), true), x(xp(j + diff))]];
+        } else {
+          points = [[x(xp(j), true), y(yp(j))], [x(xp(j + diff), true), y(yp(j + diff))]];

         }
         }

-        $$.getBars(i, id).classed(CLASS.EXPANDED, true);
-    };
-    ChartInternal.prototype.unexpandBars = function (i) {
-        var $$ = this;
-        $$.getBars(i).classed(CLASS.EXPANDED, false);
-    };
-    ChartInternal.prototype.generateDrawBar = function (barIndices, isSub) {
-        var $$ = this,
-            config = $$.config,
-            getPoints = $$.generateGetBarPoints(barIndices, isSub);
-        return function (d, i) {
-            // 4 points that make a bar
-            var points = getPoints(d, i);

 
 

-            // switch points if axis is rotated, not applicable for sub chart
-            var indexX = config.axis_rotated ? 1 : 0;
-            var indexY = config.axis_rotated ? 0 : 1;
+        return generateM(points);
+      };
+    } // Generate

 
 

-            var path = 'M ' + points[0][indexX] + ',' + points[0][indexY] + ' ' + 'L' + points[1][indexX] + ',' + points[1][indexY] + ' ' + 'L' + points[2][indexX] + ',' + points[2][indexY] + ' ' + 'L' + points[3][indexX] + ',' + points[3][indexY] + ' ' + 'z';

 
 

-            return path;
-        };
-    };
-    ChartInternal.prototype.generateGetBarPoints = function (barIndices, isSub) {
-        var $$ = this,
-            axis = isSub ? $$.subXAxis : $$.xAxis,
-            barTargetsNum = barIndices.__max__ + 1,
-            barW = $$.getBarW(axis, barTargetsNum),
-            barX = $$.getShapeX(barW, barTargetsNum, barIndices, !!isSub),
-            barY = $$.getShapeY(!!isSub),
-            barOffset = $$.getShapeOffset($$.isBarType, barIndices, !!isSub),
-            barSpaceOffset = barW * ($$.config.bar_space / 2),
-            yScale = isSub ? $$.getSubYScale : $$.getYScale;
-        return function (d, i) {
-            var y0 = yScale.call($$, d.id)(0),
-                offset = barOffset(d, i) || y0,
-                // offset is for stacked bar chart
-            posX = barX(d),
-                posY = barY(d);
-            // fix posY not to overflow opposite quadrant
-            if ($$.config.axis_rotated) {
-                if (0 < d.value && posY < y0 || d.value < 0 && y0 < posY) {
-                    posY = y0;
-                }
-            }
-            // 4 points that make a bar
-            return [[posX + barSpaceOffset, offset], [posX + barSpaceOffset, posY - (y0 - offset)], [posX + barW - barSpaceOffset, posY - (y0 - offset)], [posX + barW - barSpaceOffset, offset]];
-        };
-    };
-    ChartInternal.prototype.isWithinBar = function (mouse, that) {
-        var box = that.getBoundingClientRect(),
-            seg0 = that.pathSegList.getItem(0),
-            seg1 = that.pathSegList.getItem(1),
-            x = Math.min(seg0.x, seg1.x),
-            y = Math.min(seg0.y, seg1.y),
-            w = box.width,
-            h = box.height,
-            offset = 2,
-            sx = x - offset,
-            ex = x + w + offset,
-            sy = y + h + offset,
-            ey = y - offset;
-        return sx < mouse[0] && mouse[0] < ex && ey < mouse[1] && mouse[1] < sy;
-    };
+    for (i = 0; i < d.length; i++) {
+      // Draw as normal
+      if (isUndefined(regions) || !isWithinRegions(d[i].x, regions)) {
+        s += " " + xValue(d[i]) + " " + yValue(d[i]);
+      } // Draw with region // TODO: Fix for horizotal charts
+      else {
+          xp = $$.getScale(d[i - 1].x + xOffset, d[i].x + xOffset, $$.isTimeSeries());
+          yp = $$.getScale(d[i - 1].value, d[i].value);
+          dx = x(d[i].x) - x(d[i - 1].x);
+          dy = y(d[i].value) - y(d[i - 1].value);
+          dd = Math.sqrt(Math.pow(dx, 2) + Math.pow(dy, 2));
+          diff = 2 / dd;
+          diffx2 = diff * 2;

 
 

-    ChartInternal.prototype.getShapeIndices = function (typeFilter) {
-        var $$ = this,
-            config = $$.config,
-            indices = {},
-            i = 0,
-            j,
-            k;
-        $$.filterTargetsToShow($$.data.targets.filter(typeFilter, $$)).forEach(function (d) {
-            for (j = 0; j < config.data_groups.length; j++) {
-                if (config.data_groups[j].indexOf(d.id) < 0) {
-                    continue;
-                }
-                for (k = 0; k < config.data_groups[j].length; k++) {
-                    if (config.data_groups[j][k] in indices) {
-                        indices[d.id] = indices[config.data_groups[j][k]];
-                        break;
-                    }
-                }
-            }
-            if (isUndefined(indices[d.id])) {
-                indices[d.id] = i++;
-            }
-        });
-        indices.__max__ = i - 1;
-        return indices;
-    };
-    ChartInternal.prototype.getShapeX = function (offset, targetsNum, indices, isSub) {
-        var $$ = this,
-            scale = isSub ? $$.subX : $$.x;
-        return function (d) {
-            var index = d.id in indices ? indices[d.id] : 0;
-            return d.x || d.x === 0 ? scale(d.x) - offset * (targetsNum / 2 - index) : 0;
-        };
-    };
-    ChartInternal.prototype.getShapeY = function (isSub) {
-        var $$ = this;
-        return function (d) {
-            var scale = isSub ? $$.getSubYScale(d.id) : $$.getYScale(d.id);
-            return scale(d.value);
-        };
-    };
-    ChartInternal.prototype.getShapeOffset = function (typeFilter, indices, isSub) {
-        var $$ = this,
-            targets = $$.orderTargets($$.filterTargetsToShow($$.data.targets.filter(typeFilter, $$))),
-            targetIds = targets.map(function (t) {
-            return t.id;
-        });
-        return function (d, i) {
-            var scale = isSub ? $$.getSubYScale(d.id) : $$.getYScale(d.id),
-                y0 = scale(0),
-                offset = y0;
-            targets.forEach(function (t) {
-                var values = $$.isStepType(d) ? $$.convertValuesToStep(t.values) : t.values;
-                if (t.id === d.id || indices[t.id] !== indices[d.id]) {
-                    return;
-                }
-                if (targetIds.indexOf(t.id) < targetIds.indexOf(d.id)) {
-                    // check if the x values line up
-                    if (typeof values[i] === 'undefined' || +values[i].x !== +d.x) {
-                        // "+" for timeseries
-                        // if not, try to find the value that does line up
-                        i = -1;
-                        values.forEach(function (v, j) {
-                            if (v.x === d.x) {
-                                i = j;
-                            }
-                        });
-                    }
-                    if (i in values && values[i].value * d.value >= 0) {
-                        offset += scale(values[i].value) - y0;
-                    }
-                }
-            });
-            return offset;
-        };
-    };
-    ChartInternal.prototype.isWithinShape = function (that, d) {
-        var $$ = this,
-            shape = $$.d3.select(that),
-            isWithin;
-        if (!$$.isTargetToShow(d.id)) {
-            isWithin = false;
-        } else if (that.nodeName === 'circle') {
-            isWithin = $$.isStepType(d) ? $$.isWithinStep(that, $$.getYScale(d.id)(d.value)) : $$.isWithinCircle(that, $$.pointSelectR(d) * 1.5);
-        } else if (that.nodeName === 'path') {
-            isWithin = shape.classed(CLASS.bar) ? $$.isWithinBar($$.d3.mouse(that), that) : true;
+          for (j = diff; j <= 1; j += diffx2) {
+            s += sWithRegion(d[i - 1], d[i], j, diff);
+          }

         }
         }

-        return isWithin;
-    };

 
 

-    ChartInternal.prototype.getInterpolate = function (d) {
-        var $$ = this,
-            d3 = $$.d3,
-            types = {
-            'linear': d3.curveLinear,
-            'linear-closed': d3.curveLinearClosed,
-            'basis': d3.curveBasis,
-            'basis-open': d3.curveBasisOpen,
-            'basis-closed': d3.curveBasisClosed,
-            'bundle': d3.curveBundle,
-            'cardinal': d3.curveCardinal,
-            'cardinal-open': d3.curveCardinalOpen,
-            'cardinal-closed': d3.curveCardinalClosed,
-            'monotone': d3.curveMonotoneX,
-            'step': d3.curveStep,
-            'step-before': d3.curveStepBefore,
-            'step-after': d3.curveStepAfter
-        },
-            type;
+      prev = d[i].x;
+    }

 
 

-        if ($$.isSplineType(d)) {
-            type = types[$$.config.spline_interpolation_type] || types.cardinal;
-        } else if ($$.isStepType(d)) {
-            type = types[$$.config.line_step_type];
-        } else {
-            type = types.linear;
-        }
-        return type;
-    };
+    return s;
+  };
+
+  ChartInternal.prototype.updateArea = function (durationForExit) {
+    var $$ = this,
+        d3 = $$.d3;
+    var mainArea = $$.main.selectAll('.' + CLASS.areas).selectAll('.' + CLASS.area).data($$.lineData.bind($$));
+    var mainAreaEnter = mainArea.enter().append('path').attr("class", $$.classArea.bind($$)).style("fill", $$.color).style("opacity", function () {
+      $$.orgAreaOpacity = +d3.select(this).style('opacity');
+      return 0;
+    });
+    $$.mainArea = mainAreaEnter.merge(mainArea).style("opacity", $$.orgAreaOpacity);
+    mainArea.exit().transition().duration(durationForExit).style('opacity', 0);
+  };
+
+  ChartInternal.prototype.redrawArea = function (drawArea, withTransition, transition) {
+    return [(withTransition ? this.mainArea.transition(transition) : this.mainArea).attr("d", drawArea).style("fill", this.color).style("opacity", this.orgAreaOpacity)];
+  };
+
+  ChartInternal.prototype.generateDrawArea = function (areaIndices, isSub) {
+    var $$ = this,
+        config = $$.config,
+        area = $$.d3.area(),
+        getPoints = $$.generateGetAreaPoints(areaIndices, isSub),
+        yScaleGetter = isSub ? $$.getSubYScale : $$.getYScale,
+        xValue = function xValue(d) {
+      return (isSub ? $$.subxx : $$.xx).call($$, d);
+    },
+        value0 = function value0(d, i) {
+      return config.data_groups.length > 0 ? getPoints(d, i)[0][1] : yScaleGetter.call($$, d.id)($$.getAreaBaseValue(d.id));
+    },
+        value1 = function value1(d, i) {
+      return config.data_groups.length > 0 ? getPoints(d, i)[1][1] : yScaleGetter.call($$, d.id)(d.value);
+    };
+
+    area = config.axis_rotated ? area.x0(value0).x1(value1).y(xValue) : area.x(xValue).y0(config.area_above ? 0 : value0).y1(value1);
+
+    if (!config.line_connectNull) {
+      area = area.defined(function (d) {
+        return d.value !== null;
+      });
+    }

 
 

-    ChartInternal.prototype.initLine = function () {
-        var $$ = this;
-        $$.main.select('.' + CLASS.chart).append("g").attr("class", CLASS.chartLines);
-    };
-    ChartInternal.prototype.updateTargetsForLine = function (targets) {
-        var $$ = this,
-            config = $$.config,
-            mainLines,
-            mainLineEnter,
-            classChartLine = $$.classChartLine.bind($$),
-            classLines = $$.classLines.bind($$),
-            classAreas = $$.classAreas.bind($$),
-            classCircles = $$.classCircles.bind($$),
-            classFocus = $$.classFocus.bind($$);
-        mainLines = $$.main.select('.' + CLASS.chartLines).selectAll('.' + CLASS.chartLine).data(targets).attr('class', function (d) {
-            return classChartLine(d) + classFocus(d);
-        });
-        mainLineEnter = mainLines.enter().append('g').attr('class', classChartLine).style('opacity', 0).style("pointer-events", "none");
-        // Lines for each data
-        mainLineEnter.append('g').attr("class", classLines);
-        // Areas
-        mainLineEnter.append('g').attr('class', classAreas);
-        // Circles for each data point on lines
-        mainLineEnter.append('g').attr("class", function (d) {
-            return $$.generateClass(CLASS.selectedCircles, d.id);
-        });
-        mainLineEnter.append('g').attr("class", classCircles).style("cursor", function (d) {
-            return config.data_selection_isselectable(d) ? "pointer" : null;
-        });
-        // Update date for selected circles
-        targets.forEach(function (t) {
-            $$.main.selectAll('.' + CLASS.selectedCircles + $$.getTargetSelectorSuffix(t.id)).selectAll('.' + CLASS.selectedCircle).each(function (d) {
-                d.value = t.values[d.index].value;
-            });
-        });
-        // MEMO: can not keep same color...
-        //mainLineUpdate.exit().remove();
-    };
-    ChartInternal.prototype.updateLine = function (durationForExit) {
-        var $$ = this;
-        var mainLine = $$.main.selectAll('.' + CLASS.lines).selectAll('.' + CLASS.line).data($$.lineData.bind($$));
-        var mainLineEnter = mainLine.enter().append('path').attr('class', $$.classLine.bind($$)).style("stroke", $$.color);
-        $$.mainLine = mainLineEnter.merge(mainLine).style("opacity", $$.initialOpacity.bind($$)).style('shape-rendering', function (d) {
-            return $$.isStepType(d) ? 'crispEdges' : '';
-        }).attr('transform', null);
-        mainLine.exit().transition().duration(durationForExit).style('opacity', 0);
-    };
-    ChartInternal.prototype.redrawLine = function (drawLine, withTransition, transition) {
-        return [(withTransition ? this.mainLine.transition(transition) : this.mainLine).attr("d", drawLine).style("stroke", this.color).style("opacity", 1)];
-    };
-    ChartInternal.prototype.generateDrawLine = function (lineIndices, isSub) {
-        var $$ = this,
-            config = $$.config,
-            line = $$.d3.line(),
-            getPoints = $$.generateGetLinePoints(lineIndices, isSub),
-            yScaleGetter = isSub ? $$.getSubYScale : $$.getYScale,
-            xValue = function xValue(d) {
-            return (isSub ? $$.subxx : $$.xx).call($$, d);
-        },
-            yValue = function yValue(d, i) {
-            return config.data_groups.length > 0 ? getPoints(d, i)[0][1] : yScaleGetter.call($$, d.id)(d.value);
-        };
+    return function (d) {
+      var values = config.line_connectNull ? $$.filterRemoveNull(d.values) : d.values,
+          x0 = 0,
+          y0 = 0,
+          path;

 
 

-        line = config.axis_rotated ? line.x(yValue).y(xValue) : line.x(xValue).y(yValue);
-        if (!config.line_connectNull) {
-            line = line.defined(function (d) {
-                return d.value != null;
-            });
+      if ($$.isAreaType(d)) {
+        if ($$.isStepType(d)) {
+          values = $$.convertValuesToStep(values);

         }
         }

-        return function (d) {
-            var values = config.line_connectNull ? $$.filterRemoveNull(d.values) : d.values,
-                x = isSub ? $$.subX : $$.x,
-                y = yScaleGetter.call($$, d.id),
-                x0 = 0,
-                y0 = 0,
-                path;
-            if ($$.isLineType(d)) {
-                if (config.data_regions[d.id]) {
-                    path = $$.lineWithRegions(values, x, y, config.data_regions[d.id]);
-                } else {
-                    if ($$.isStepType(d)) {
-                        values = $$.convertValuesToStep(values);
-                    }
-                    path = line.curve($$.getInterpolate(d))(values);
-                }
-            } else {
-                if (values[0]) {
-                    x0 = x(values[0].x);
-                    y0 = y(values[0].value);
-                }
-                path = config.axis_rotated ? "M " + y0 + " " + x0 : "M " + x0 + " " + y0;
-            }
-            return path ? path : "M 0 0";
-        };
-    };
-    ChartInternal.prototype.generateGetLinePoints = function (lineIndices, isSub) {
-        // partial duplication of generateGetBarPoints
-        var $$ = this,
-            config = $$.config,
-            lineTargetsNum = lineIndices.__max__ + 1,
-            x = $$.getShapeX(0, lineTargetsNum, lineIndices, !!isSub),
-            y = $$.getShapeY(!!isSub),
-            lineOffset = $$.getShapeOffset($$.isLineType, lineIndices, !!isSub),
-            yScale = isSub ? $$.getSubYScale : $$.getYScale;
-        return function (d, i) {
-            var y0 = yScale.call($$, d.id)(0),
-                offset = lineOffset(d, i) || y0,
-                // offset is for stacked area chart
-            posX = x(d),
-                posY = y(d);
-            // fix posY not to overflow opposite quadrant
-            if (config.axis_rotated) {
-                if (0 < d.value && posY < y0 || d.value < 0 && y0 < posY) {
-                    posY = y0;
-                }
-            }
-            // 1 point that marks the line position
-            return [[posX, posY - (y0 - offset)], [posX, posY - (y0 - offset)], // needed for compatibility
-            [posX, posY - (y0 - offset)], // needed for compatibility
-            [posX, posY - (y0 - offset)] // needed for compatibility
-            ];
-        };
-    };

 
 

-    ChartInternal.prototype.lineWithRegions = function (d, x, y, _regions) {
-        var $$ = this,
-            config = $$.config,
-            prev = -1,
-            i,
-            j,
-            s = "M",
-            sWithRegion,
-            xp,
-            yp,
-            dx,
-            dy,
-            dd,
-            diff,
-            diffx2,
-            xOffset = $$.isCategorized() ? 0.5 : 0,
-            xValue,
-            yValue,
-            regions = [];
-
-        function isWithinRegions(x, regions) {
-            var i;
-            for (i = 0; i < regions.length; i++) {
-                if (regions[i].start < x && x <= regions[i].end) {
-                    return true;
-                }
-            }
-            return false;
+        path = area.curve($$.getInterpolate(d))(values);
+      } else {
+        if (values[0]) {
+          x0 = $$.x(values[0].x);
+          y0 = $$.getYScale(d.id)(values[0].value);

         }
 
         }
 

-        // Check start/end of regions
-        if (isDefined(_regions)) {
-            for (i = 0; i < _regions.length; i++) {
-                regions[i] = {};
-                if (isUndefined(_regions[i].start)) {
-                    regions[i].start = d[0].x;
-                } else {
-                    regions[i].start = $$.isTimeSeries() ? $$.parseDate(_regions[i].start) : _regions[i].start;
-                }
-                if (isUndefined(_regions[i].end)) {
-                    regions[i].end = d[d.length - 1].x;
-                } else {
-                    regions[i].end = $$.isTimeSeries() ? $$.parseDate(_regions[i].end) : _regions[i].end;
-                }
-            }
-        }
+        path = config.axis_rotated ? "M " + y0 + " " + x0 : "M " + x0 + " " + y0;
+      }

 
 

-        // Set scales
-        xValue = config.axis_rotated ? function (d) {
-            return y(d.value);
-        } : function (d) {
-            return x(d.x);
-        };
-        yValue = config.axis_rotated ? function (d) {
-            return x(d.x);
-        } : function (d) {
-            return y(d.value);
-        };
+      return path ? path : "M 0 0";
+    };
+  };
+
+  ChartInternal.prototype.getAreaBaseValue = function () {
+    return 0;
+  };
+
+  ChartInternal.prototype.generateGetAreaPoints = function (areaIndices, isSub) {
+    // partial duplication of generateGetBarPoints
+    var $$ = this,
+        config = $$.config,
+        areaTargetsNum = areaIndices.__max__ + 1,
+        x = $$.getShapeX(0, areaTargetsNum, areaIndices, !!isSub),
+        y = $$.getShapeY(!!isSub),
+        areaOffset = $$.getShapeOffset($$.isAreaType, areaIndices, !!isSub),
+        yScale = isSub ? $$.getSubYScale : $$.getYScale;
+    return function (d, i) {
+      var y0 = yScale.call($$, d.id)(0),
+          offset = areaOffset(d, i) || y0,
+          // offset is for stacked area chart
+      posX = x(d),
+          posY = y(d); // fix posY not to overflow opposite quadrant
+
+      if (config.axis_rotated) {
+        if (0 < d.value && posY < y0 || d.value < 0 && y0 < posY) {
+          posY = y0;
+        }
+      } // 1 point that marks the area position
+
+
+      return [[posX, offset], [posX, posY - (y0 - offset)], [posX, posY - (y0 - offset)], // needed for compatibility
+      [posX, offset] // needed for compatibility
+      ];
+    };
+  };
+
+  ChartInternal.prototype.updateCircle = function (cx, cy) {
+    var $$ = this;
+    var mainCircle = $$.main.selectAll('.' + CLASS.circles).selectAll('.' + CLASS.circle).data($$.lineOrScatterData.bind($$));
+    var mainCircleEnter = mainCircle.enter().append("circle").attr("class", $$.classCircle.bind($$)).attr("cx", cx).attr("cy", cy).attr("r", $$.pointR.bind($$)).style("fill", $$.color);
+    $$.mainCircle = mainCircleEnter.merge(mainCircle).style("opacity", $$.initialOpacityForCircle.bind($$));
+    mainCircle.exit().style("opacity", 0);
+  };
+
+  ChartInternal.prototype.redrawCircle = function (cx, cy, withTransition, transition) {
+    var $$ = this,
+        selectedCircles = $$.main.selectAll('.' + CLASS.selectedCircle);
+    return [(withTransition ? $$.mainCircle.transition(transition) : $$.mainCircle).style('opacity', this.opacityForCircle.bind($$)).style("fill", $$.color).attr("cx", cx).attr("cy", cy), (withTransition ? selectedCircles.transition(transition) : selectedCircles).attr("cx", cx).attr("cy", cy)];
+  };
+
+  ChartInternal.prototype.circleX = function (d) {
+    return d.x || d.x === 0 ? this.x(d.x) : null;
+  };
+
+  ChartInternal.prototype.updateCircleY = function () {
+    var $$ = this,
+        lineIndices,
+        getPoints;
+
+    if ($$.config.data_groups.length > 0) {
+      lineIndices = $$.getShapeIndices($$.isLineType), getPoints = $$.generateGetLinePoints(lineIndices);
+
+      $$.circleY = function (d, i) {
+        return getPoints(d, i)[0][1];
+      };
+    } else {
+      $$.circleY = function (d) {
+        return $$.getYScale(d.id)(d.value);
+      };
+    }
+  };

 
 

-        // Define svg generator function for region
-        function generateM(points) {
-            return 'M' + points[0][0] + ' ' + points[0][1] + ' ' + points[1][0] + ' ' + points[1][1];
-        }
-        if ($$.isTimeSeries()) {
-            sWithRegion = function sWithRegion(d0, d1, j, diff) {
-                var x0 = d0.x.getTime(),
-                    x_diff = d1.x - d0.x,
-                    xv0 = new Date(x0 + x_diff * j),
-                    xv1 = new Date(x0 + x_diff * (j + diff)),
-                    points;
-                if (config.axis_rotated) {
-                    points = [[y(yp(j)), x(xv0)], [y(yp(j + diff)), x(xv1)]];
-                } else {
-                    points = [[x(xv0), y(yp(j))], [x(xv1), y(yp(j + diff))]];
-                }
-                return generateM(points);
-            };
-        } else {
-            sWithRegion = function sWithRegion(d0, d1, j, diff) {
-                var points;
-                if (config.axis_rotated) {
-                    points = [[y(yp(j), true), x(xp(j))], [y(yp(j + diff), true), x(xp(j + diff))]];
-                } else {
-                    points = [[x(xp(j), true), y(yp(j))], [x(xp(j + diff), true), y(yp(j + diff))]];
-                }
-                return generateM(points);
-            };
-        }
+  ChartInternal.prototype.getCircles = function (i, id) {
+    var $$ = this;
+    return (id ? $$.main.selectAll('.' + CLASS.circles + $$.getTargetSelectorSuffix(id)) : $$.main).selectAll('.' + CLASS.circle + (isValue(i) ? '-' + i : ''));
+  };

 
 

-        // Generate
-        for (i = 0; i < d.length; i++) {
+  ChartInternal.prototype.expandCircles = function (i, id, reset) {
+    var $$ = this,
+        r = $$.pointExpandedR.bind($$);

 
 

-            // Draw as normal
-            if (isUndefined(regions) || !isWithinRegions(d[i].x, regions)) {
-                s += " " + xValue(d[i]) + " " + yValue(d[i]);
-            }
-            // Draw with region // TODO: Fix for horizotal charts
-            else {
-                    xp = $$.getScale(d[i - 1].x + xOffset, d[i].x + xOffset, $$.isTimeSeries());
-                    yp = $$.getScale(d[i - 1].value, d[i].value);
-
-                    dx = x(d[i].x) - x(d[i - 1].x);
-                    dy = y(d[i].value) - y(d[i - 1].value);
-                    dd = Math.sqrt(Math.pow(dx, 2) + Math.pow(dy, 2));
-                    diff = 2 / dd;
-                    diffx2 = diff * 2;
-
-                    for (j = diff; j <= 1; j += diffx2) {
-                        s += sWithRegion(d[i - 1], d[i], j, diff);
-                    }
-                }
-            prev = d[i].x;
-        }
+    if (reset) {
+      $$.unexpandCircles();
+    }

 
 

-        return s;
-    };
+    $$.getCircles(i, id).classed(CLASS.EXPANDED, true).attr('r', r);
+  };
+
+  ChartInternal.prototype.unexpandCircles = function (i) {
+    var $$ = this,
+        r = $$.pointR.bind($$);
+    $$.getCircles(i).filter(function () {
+      return $$.d3.select(this).classed(CLASS.EXPANDED);
+    }).classed(CLASS.EXPANDED, false).attr('r', r);
+  };
+
+  ChartInternal.prototype.pointR = function (d) {
+    var $$ = this,
+        config = $$.config;
+    return $$.isStepType(d) ? 0 : isFunction(config.point_r) ? config.point_r(d) : config.point_r;
+  };
+
+  ChartInternal.prototype.pointExpandedR = function (d) {
+    var $$ = this,
+        config = $$.config;
+
+    if (config.point_focus_expand_enabled) {
+      return isFunction(config.point_focus_expand_r) ? config.point_focus_expand_r(d) : config.point_focus_expand_r ? config.point_focus_expand_r : $$.pointR(d) * 1.75;
+    } else {
+      return $$.pointR(d);
+    }
+  };
+
+  ChartInternal.prototype.pointSelectR = function (d) {
+    var $$ = this,
+        config = $$.config;
+    return isFunction(config.point_select_r) ? config.point_select_r(d) : config.point_select_r ? config.point_select_r : $$.pointR(d) * 4;
+  };
+
+  ChartInternal.prototype.isWithinCircle = function (that, r) {
+    var d3 = this.d3,
+        mouse = d3.mouse(that),
+        d3_this = d3.select(that),
+        cx = +d3_this.attr("cx"),
+        cy = +d3_this.attr("cy");
+    return Math.sqrt(Math.pow(cx - mouse[0], 2) + Math.pow(cy - mouse[1], 2)) < r;
+  };
+
+  ChartInternal.prototype.isWithinStep = function (that, y) {
+    return Math.abs(y - this.d3.mouse(that)[1]) < 30;
+  };
+
+  ChartInternal.prototype.getCurrentWidth = function () {
+    var $$ = this,
+        config = $$.config;
+    return config.size_width ? config.size_width : $$.getParentWidth();
+  };
+
+  ChartInternal.prototype.getCurrentHeight = function () {
+    var $$ = this,
+        config = $$.config,
+        h = config.size_height ? config.size_height : $$.getParentHeight();
+    return h > 0 ? h : 320 / ($$.hasType('gauge') && !config.gauge_fullCircle ? 2 : 1);
+  };
+
+  ChartInternal.prototype.getCurrentPaddingTop = function () {
+    var $$ = this,
+        config = $$.config,
+        padding = isValue(config.padding_top) ? config.padding_top : 0;
+
+    if ($$.title && $$.title.node()) {
+      padding += $$.getTitlePadding();
+    }

 
 

-    ChartInternal.prototype.updateArea = function (durationForExit) {
-        var $$ = this,
-            d3 = $$.d3;
-        var mainArea = $$.main.selectAll('.' + CLASS.areas).selectAll('.' + CLASS.area).data($$.lineData.bind($$));
-        var mainAreaEnter = mainArea.enter().append('path').attr("class", $$.classArea.bind($$)).style("fill", $$.color).style("opacity", function () {
-            $$.orgAreaOpacity = +d3.select(this).style('opacity');return 0;
-        });
-        $$.mainArea = mainAreaEnter.merge(mainArea).style("opacity", $$.orgAreaOpacity);
-        mainArea.exit().transition().duration(durationForExit).style('opacity', 0);
-    };
-    ChartInternal.prototype.redrawArea = function (drawArea, withTransition, transition) {
-        return [(withTransition ? this.mainArea.transition(transition) : this.mainArea).attr("d", drawArea).style("fill", this.color).style("opacity", this.orgAreaOpacity)];
-    };
-    ChartInternal.prototype.generateDrawArea = function (areaIndices, isSub) {
-        var $$ = this,
-            config = $$.config,
-            area = $$.d3.area(),
-            getPoints = $$.generateGetAreaPoints(areaIndices, isSub),
-            yScaleGetter = isSub ? $$.getSubYScale : $$.getYScale,
-            xValue = function xValue(d) {
-            return (isSub ? $$.subxx : $$.xx).call($$, d);
-        },
-            value0 = function value0(d, i) {
-            return config.data_groups.length > 0 ? getPoints(d, i)[0][1] : yScaleGetter.call($$, d.id)($$.getAreaBaseValue(d.id));
-        },
-            value1 = function value1(d, i) {
-            return config.data_groups.length > 0 ? getPoints(d, i)[1][1] : yScaleGetter.call($$, d.id)(d.value);
-        };
+    return padding;
+  };
+
+  ChartInternal.prototype.getCurrentPaddingBottom = function () {
+    var config = this.config;
+    return isValue(config.padding_bottom) ? config.padding_bottom : 0;
+  };
+
+  ChartInternal.prototype.getCurrentPaddingLeft = function (withoutRecompute) {
+    var $$ = this,
+        config = $$.config;
+
+    if (isValue(config.padding_left)) {
+      return config.padding_left;
+    } else if (config.axis_rotated) {
+      return !config.axis_x_show || config.axis_x_inner ? 1 : Math.max(ceil10($$.getAxisWidthByAxisId('x', withoutRecompute)), 40);
+    } else if (!config.axis_y_show || config.axis_y_inner) {
+      // && !config.axis_rotated
+      return $$.axis.getYAxisLabelPosition().isOuter ? 30 : 1;
+    } else {
+      return ceil10($$.getAxisWidthByAxisId('y', withoutRecompute));
+    }
+  };
+
+  ChartInternal.prototype.getCurrentPaddingRight = function () {
+    var $$ = this,
+        config = $$.config,
+        defaultPadding = 10,
+        legendWidthOnRight = $$.isLegendRight ? $$.getLegendWidth() + 20 : 0;
+
+    if (isValue(config.padding_right)) {
+      return config.padding_right + 1; // 1 is needed not to hide tick line
+    } else if (config.axis_rotated) {
+      return defaultPadding + legendWidthOnRight;
+    } else if (!config.axis_y2_show || config.axis_y2_inner) {
+      // && !config.axis_rotated
+      return 2 + legendWidthOnRight + ($$.axis.getY2AxisLabelPosition().isOuter ? 20 : 0);
+    } else {
+      return ceil10($$.getAxisWidthByAxisId('y2')) + legendWidthOnRight;
+    }
+  };

 
 

-        area = config.axis_rotated ? area.x0(value0).x1(value1).y(xValue) : area.x(xValue).y0(config.area_above ? 0 : value0).y1(value1);
-        if (!config.line_connectNull) {
-            area = area.defined(function (d) {
-                return d.value !== null;
-            });
+  ChartInternal.prototype.getParentRectValue = function (key) {
+    var parent = this.selectChart.node(),
+        v;
+
+    while (parent && parent.tagName !== 'BODY') {
+      try {
+        v = parent.getBoundingClientRect()[key];
+      } catch (e) {
+        if (key === 'width') {
+          // In IE in certain cases getBoundingClientRect
+          // will cause an "unspecified error"
+          v = parent.offsetWidth;

         }
         }

+      }

 
 

-        return function (d) {
-            var values = config.line_connectNull ? $$.filterRemoveNull(d.values) : d.values,
-                x0 = 0,
-                y0 = 0,
-                path;
-            if ($$.isAreaType(d)) {
-                if ($$.isStepType(d)) {
-                    values = $$.convertValuesToStep(values);
-                }
-                path = area.curve($$.getInterpolate(d))(values);
-            } else {
-                if (values[0]) {
-                    x0 = $$.x(values[0].x);
-                    y0 = $$.getYScale(d.id)(values[0].value);
-                }
-                path = config.axis_rotated ? "M " + y0 + " " + x0 : "M " + x0 + " " + y0;
-            }
-            return path ? path : "M 0 0";
-        };
-    };
-    ChartInternal.prototype.getAreaBaseValue = function () {
-        return 0;
-    };
-    ChartInternal.prototype.generateGetAreaPoints = function (areaIndices, isSub) {
-        // partial duplication of generateGetBarPoints
-        var $$ = this,
-            config = $$.config,
-            areaTargetsNum = areaIndices.__max__ + 1,
-            x = $$.getShapeX(0, areaTargetsNum, areaIndices, !!isSub),
-            y = $$.getShapeY(!!isSub),
-            areaOffset = $$.getShapeOffset($$.isAreaType, areaIndices, !!isSub),
-            yScale = isSub ? $$.getSubYScale : $$.getYScale;
-        return function (d, i) {
-            var y0 = yScale.call($$, d.id)(0),
-                offset = areaOffset(d, i) || y0,
-                // offset is for stacked area chart
-            posX = x(d),
-                posY = y(d);
-            // fix posY not to overflow opposite quadrant
-            if (config.axis_rotated) {
-                if (0 < d.value && posY < y0 || d.value < 0 && y0 < posY) {
-                    posY = y0;
-                }
-            }
-            // 1 point that marks the area position
-            return [[posX, offset], [posX, posY - (y0 - offset)], [posX, posY - (y0 - offset)], // needed for compatibility
-            [posX, offset] // needed for compatibility
-            ];
-        };
-    };
+      if (v) {
+        break;
+      }

 
 

-    ChartInternal.prototype.updateCircle = function (cx, cy) {
-        var $$ = this;
-        var mainCircle = $$.main.selectAll('.' + CLASS.circles).selectAll('.' + CLASS.circle).data($$.lineOrScatterData.bind($$));
-        var mainCircleEnter = mainCircle.enter().append("circle").attr("class", $$.classCircle.bind($$)).attr("cx", cx).attr("cy", cy).attr("r", $$.pointR.bind($$)).style("fill", $$.color);
-        $$.mainCircle = mainCircleEnter.merge(mainCircle).style("opacity", $$.initialOpacityForCircle.bind($$));
-        mainCircle.exit().style("opacity", 0);
-    };
-    ChartInternal.prototype.redrawCircle = function (cx, cy, withTransition, transition) {
-        var $$ = this,
-            selectedCircles = $$.main.selectAll('.' + CLASS.selectedCircle);
-        return [(withTransition ? $$.mainCircle.transition(transition) : $$.mainCircle).style('opacity', this.opacityForCircle.bind($$)).style("fill", $$.color).attr("cx", cx).attr("cy", cy), (withTransition ? selectedCircles.transition(transition) : selectedCircles).attr("cx", cx).attr("cy", cy)];
-    };
-    ChartInternal.prototype.circleX = function (d) {
-        return d.x || d.x === 0 ? this.x(d.x) : null;
-    };
-    ChartInternal.prototype.updateCircleY = function () {
-        var $$ = this,
-            lineIndices,
-            getPoints;
-        if ($$.config.data_groups.length > 0) {
-            lineIndices = $$.getShapeIndices($$.isLineType), getPoints = $$.generateGetLinePoints(lineIndices);
-            $$.circleY = function (d, i) {
-                return getPoints(d, i)[0][1];
-            };
-        } else {
-            $$.circleY = function (d) {
-                return $$.getYScale(d.id)(d.value);
-            };
-        }
-    };
-    ChartInternal.prototype.getCircles = function (i, id) {
-        var $$ = this;
-        return (id ? $$.main.selectAll('.' + CLASS.circles + $$.getTargetSelectorSuffix(id)) : $$.main).selectAll('.' + CLASS.circle + (isValue(i) ? '-' + i : ''));
-    };
-    ChartInternal.prototype.expandCircles = function (i, id, reset) {
-        var $$ = this,
-            r = $$.pointExpandedR.bind($$);
-        if (reset) {
-            $$.unexpandCircles();
-        }
-        $$.getCircles(i, id).classed(CLASS.EXPANDED, true).attr('r', r);
-    };
-    ChartInternal.prototype.unexpandCircles = function (i) {
-        var $$ = this,
-            r = $$.pointR.bind($$);
-        $$.getCircles(i).filter(function () {
-            return $$.d3.select(this).classed(CLASS.EXPANDED);
-        }).classed(CLASS.EXPANDED, false).attr('r', r);
-    };
-    ChartInternal.prototype.pointR = function (d) {
-        var $$ = this,
-            config = $$.config;
-        return $$.isStepType(d) ? 0 : isFunction(config.point_r) ? config.point_r(d) : config.point_r;
-    };
-    ChartInternal.prototype.pointExpandedR = function (d) {
-        var $$ = this,
-            config = $$.config;
-        if (config.point_focus_expand_enabled) {
-            return isFunction(config.point_focus_expand_r) ? config.point_focus_expand_r(d) : config.point_focus_expand_r ? config.point_focus_expand_r : $$.pointR(d) * 1.75;
-        } else {
-            return $$.pointR(d);
-        }
-    };
-    ChartInternal.prototype.pointSelectR = function (d) {
-        var $$ = this,
-            config = $$.config;
-        return isFunction(config.point_select_r) ? config.point_select_r(d) : config.point_select_r ? config.point_select_r : $$.pointR(d) * 4;
-    };
-    ChartInternal.prototype.isWithinCircle = function (that, r) {
-        var d3 = this.d3,
-            mouse = d3.mouse(that),
-            d3_this = d3.select(that),
-            cx = +d3_this.attr("cx"),
-            cy = +d3_this.attr("cy");
-        return Math.sqrt(Math.pow(cx - mouse[0], 2) + Math.pow(cy - mouse[1], 2)) < r;
-    };
-    ChartInternal.prototype.isWithinStep = function (that, y) {
-        return Math.abs(y - this.d3.mouse(that)[1]) < 30;
-    };
+      parent = parent.parentNode;
+    }

 
 

-    ChartInternal.prototype.getCurrentWidth = function () {
-        var $$ = this,
-            config = $$.config;
-        return config.size_width ? config.size_width : $$.getParentWidth();
-    };
-    ChartInternal.prototype.getCurrentHeight = function () {
-        var $$ = this,
-            config = $$.config,
-            h = config.size_height ? config.size_height : $$.getParentHeight();
-        return h > 0 ? h : 320 / ($$.hasType('gauge') && !config.gauge_fullCircle ? 2 : 1);
-    };
-    ChartInternal.prototype.getCurrentPaddingTop = function () {
-        var $$ = this,
-            config = $$.config,
-            padding = isValue(config.padding_top) ? config.padding_top : 0;
-        if ($$.title && $$.title.node()) {
-            padding += $$.getTitlePadding();
-        }
-        return padding;
-    };
-    ChartInternal.prototype.getCurrentPaddingBottom = function () {
-        var config = this.config;
-        return isValue(config.padding_bottom) ? config.padding_bottom : 0;
-    };
-    ChartInternal.prototype.getCurrentPaddingLeft = function (withoutRecompute) {
-        var $$ = this,
-            config = $$.config;
-        if (isValue(config.padding_left)) {
-            return config.padding_left;
-        } else if (config.axis_rotated) {
-            return !config.axis_x_show || config.axis_x_inner ? 1 : Math.max(ceil10($$.getAxisWidthByAxisId('x', withoutRecompute)), 40);
-        } else if (!config.axis_y_show || config.axis_y_inner) {
-            // && !config.axis_rotated
-            return $$.axis.getYAxisLabelPosition().isOuter ? 30 : 1;
-        } else {
-            return ceil10($$.getAxisWidthByAxisId('y', withoutRecompute));
-        }
-    };
-    ChartInternal.prototype.getCurrentPaddingRight = function () {
-        var $$ = this,
-            config = $$.config,
-            defaultPadding = 10,
-            legendWidthOnRight = $$.isLegendRight ? $$.getLegendWidth() + 20 : 0;
-        if (isValue(config.padding_right)) {
-            return config.padding_right + 1; // 1 is needed not to hide tick line
-        } else if (config.axis_rotated) {
-            return defaultPadding + legendWidthOnRight;
-        } else if (!config.axis_y2_show || config.axis_y2_inner) {
-            // && !config.axis_rotated
-            return 2 + legendWidthOnRight + ($$.axis.getY2AxisLabelPosition().isOuter ? 20 : 0);
-        } else {
-            return ceil10($$.getAxisWidthByAxisId('y2')) + legendWidthOnRight;
-        }
-    };
+    return v;
+  };
+
+  ChartInternal.prototype.getParentWidth = function () {
+    return this.getParentRectValue('width');
+  };
+
+  ChartInternal.prototype.getParentHeight = function () {
+    var h = this.selectChart.style('height');
+    return h.indexOf('px') > 0 ? +h.replace('px', '') : 0;
+  };
+
+  ChartInternal.prototype.getSvgLeft = function (withoutRecompute) {
+    var $$ = this,
+        config = $$.config,
+        hasLeftAxisRect = config.axis_rotated || !config.axis_rotated && !config.axis_y_inner,
+        leftAxisClass = config.axis_rotated ? CLASS.axisX : CLASS.axisY,
+        leftAxis = $$.main.select('.' + leftAxisClass).node(),
+        svgRect = leftAxis && hasLeftAxisRect ? leftAxis.getBoundingClientRect() : {
+      right: 0
+    },
+        chartRect = $$.selectChart.node().getBoundingClientRect(),
+        hasArc = $$.hasArcType(),
+        svgLeft = svgRect.right - chartRect.left - (hasArc ? 0 : $$.getCurrentPaddingLeft(withoutRecompute));
+    return svgLeft > 0 ? svgLeft : 0;
+  };
+
+  ChartInternal.prototype.getAxisWidthByAxisId = function (id, withoutRecompute) {
+    var $$ = this,
+        position = $$.axis.getLabelPositionById(id);
+    return $$.axis.getMaxTickWidth(id, withoutRecompute) + (position.isInner ? 20 : 40);
+  };
+
+  ChartInternal.prototype.getHorizontalAxisHeight = function (axisId) {
+    var $$ = this,
+        config = $$.config,
+        h = 30;
+
+    if (axisId === 'x' && !config.axis_x_show) {
+      return 8;
+    }

 
 

-    ChartInternal.prototype.getParentRectValue = function (key) {
-        var parent = this.selectChart.node(),
-            v;
-        while (parent && parent.tagName !== 'BODY') {
-            try {
-                v = parent.getBoundingClientRect()[key];
-            } catch (e) {
-                if (key === 'width') {
-                    // In IE in certain cases getBoundingClientRect
-                    // will cause an "unspecified error"
-                    v = parent.offsetWidth;
-                }
-            }
-            if (v) {
-                break;
-            }
-            parent = parent.parentNode;
-        }
-        return v;
-    };
-    ChartInternal.prototype.getParentWidth = function () {
-        return this.getParentRectValue('width');
-    };
-    ChartInternal.prototype.getParentHeight = function () {
-        var h = this.selectChart.style('height');
-        return h.indexOf('px') > 0 ? +h.replace('px', '') : 0;
-    };
+    if (axisId === 'x' && config.axis_x_height) {
+      return config.axis_x_height;
+    }

 
 

-    ChartInternal.prototype.getSvgLeft = function (withoutRecompute) {
-        var $$ = this,
-            config = $$.config,
-            hasLeftAxisRect = config.axis_rotated || !config.axis_rotated && !config.axis_y_inner,
-            leftAxisClass = config.axis_rotated ? CLASS.axisX : CLASS.axisY,
-            leftAxis = $$.main.select('.' + leftAxisClass).node(),
-            svgRect = leftAxis && hasLeftAxisRect ? leftAxis.getBoundingClientRect() : { right: 0 },
-            chartRect = $$.selectChart.node().getBoundingClientRect(),
-            hasArc = $$.hasArcType(),
-            svgLeft = svgRect.right - chartRect.left - (hasArc ? 0 : $$.getCurrentPaddingLeft(withoutRecompute));
-        return svgLeft > 0 ? svgLeft : 0;
-    };
+    if (axisId === 'y' && !config.axis_y_show) {
+      return config.legend_show && !$$.isLegendRight && !$$.isLegendInset ? 10 : 1;
+    }

 
 

-    ChartInternal.prototype.getAxisWidthByAxisId = function (id, withoutRecompute) {
-        var $$ = this,
-            position = $$.axis.getLabelPositionById(id);
-        return $$.axis.getMaxTickWidth(id, withoutRecompute) + (position.isInner ? 20 : 40);
-    };
-    ChartInternal.prototype.getHorizontalAxisHeight = function (axisId) {
-        var $$ = this,
-            config = $$.config,
-            h = 30;
-        if (axisId === 'x' && !config.axis_x_show) {
-            return 8;
-        }
-        if (axisId === 'x' && config.axis_x_height) {
-            return config.axis_x_height;
-        }
-        if (axisId === 'y' && !config.axis_y_show) {
-            return config.legend_show && !$$.isLegendRight && !$$.isLegendInset ? 10 : 1;
-        }
-        if (axisId === 'y2' && !config.axis_y2_show) {
-            return $$.rotated_padding_top;
-        }
-        // Calculate x axis height when tick rotated
-        if (axisId === 'x' && !config.axis_rotated && config.axis_x_tick_rotate) {
-            h = 30 + $$.axis.getMaxTickWidth(axisId) * Math.cos(Math.PI * (90 - Math.abs(config.axis_x_tick_rotate)) / 180);
-        }
-        // Calculate y axis height when tick rotated
-        if (axisId === 'y' && config.axis_rotated && config.axis_y_tick_rotate) {
-            h = 30 + $$.axis.getMaxTickWidth(axisId) * Math.cos(Math.PI * (90 - Math.abs(config.axis_y_tick_rotate)) / 180);
-        }
-        return h + ($$.axis.getLabelPositionById(axisId).isInner ? 0 : 10) + (axisId === 'y2' ? -10 : 0);
-    };
+    if (axisId === 'y2' && !config.axis_y2_show) {
+      return $$.rotated_padding_top;
+    } // Calculate x axis height when tick rotated

 
 

-    ChartInternal.prototype.initBrush = function (scale) {
-        var $$ = this,
-            d3 = $$.d3;
-        // TODO: dynamically change brushY/brushX according to axis_rotated.
-        $$.brush = ($$.config.axis_rotated ? d3.brushY() : d3.brushX()).on("brush", function () {
-            var event = d3.event.sourceEvent;
-            if (event && event.type === "zoom") {
-                return;
-            }
-            $$.redrawForBrush();
-        }).on("end", function () {
-            var event = d3.event.sourceEvent;
-            if (event && event.type === "zoom") {
-                return;
-            }
-            if ($$.brush.empty() && event && event.type !== 'end') {
-                $$.brush.clear();
-            }
-        });
-        $$.brush.updateExtent = function () {
-            var range = this.scale.range(),
-                extent;
-            if ($$.config.axis_rotated) {
-                extent = [[0, range[0]], [$$.width2, range[1]]];
-            } else {
-                extent = [[range[0], 0], [range[1], $$.height2]];
-            }
-            this.extent(extent);
-            return this;
-        };
-        $$.brush.updateScale = function (scale) {
-            this.scale = scale;
-            return this;
-        };
-        $$.brush.update = function (scale) {
-            this.updateScale(scale || $$.subX).updateExtent();
-            $$.context.select('.' + CLASS.brush).call(this);
-        };
-        $$.brush.clear = function () {
-            $$.context.select('.' + CLASS.brush).call($$.brush.move, null);
-        };
-        $$.brush.selection = function () {
-            return d3.brushSelection($$.context.select('.' + CLASS.brush).node());
-        };
-        $$.brush.selectionAsValue = function (selectionAsValue, withTransition) {
-            var selection, brush;
-            if (selectionAsValue) {
-                if ($$.context) {
-                    selection = [this.scale(selectionAsValue[0]), this.scale(selectionAsValue[1])];
-                    brush = $$.context.select('.' + CLASS.brush);
-                    if (withTransition) {
-                        brush = brush.transition();
-                    }
-                    $$.brush.move(brush, selection);
-                }
-                return [];
-            }
-            selection = $$.brush.selection() || [0, 0];
-            return [this.scale.invert(selection[0]), this.scale.invert(selection[1])];
-        };
-        $$.brush.empty = function () {
-            var selection = $$.brush.selection();
-            return !selection || selection[0] === selection[1];
-        };
-        return $$.brush.updateScale(scale);
-    };
-    ChartInternal.prototype.initSubchart = function () {
-        var $$ = this,
-            config = $$.config,
-            context = $$.context = $$.svg.append("g").attr("transform", $$.getTranslate('context')),
-            visibility = config.subchart_show ? 'visible' : 'hidden';

 
 

-        // set style
-        context.style('visibility', visibility);
+    if (axisId === 'x' && !config.axis_rotated && config.axis_x_tick_rotate) {
+      h = 30 + $$.axis.getMaxTickWidth(axisId) * Math.cos(Math.PI * (90 - Math.abs(config.axis_x_tick_rotate)) / 180);
+    } // Calculate y axis height when tick rotated
+
+
+    if (axisId === 'y' && config.axis_rotated && config.axis_y_tick_rotate) {
+      h = 30 + $$.axis.getMaxTickWidth(axisId) * Math.cos(Math.PI * (90 - Math.abs(config.axis_y_tick_rotate)) / 180);
+    }
+
+    return h + ($$.axis.getLabelPositionById(axisId).isInner ? 0 : 10) + (axisId === 'y2' ? -10 : 0);
+  };

 
 

-        // Define g for chart area
-        context.append('g').attr("clip-path", $$.clipPathForSubchart).attr('class', CLASS.chart);
+  ChartInternal.prototype.initBrush = function (scale) {
+    var $$ = this,
+        d3 = $$.d3; // TODO: dynamically change brushY/brushX according to axis_rotated.

 
 

-        // Define g for bar chart area
-        context.select('.' + CLASS.chart).append("g").attr("class", CLASS.chartBars);
+    $$.brush = ($$.config.axis_rotated ? d3.brushY() : d3.brushX()).on("brush", function () {
+      var event = d3.event.sourceEvent;

 
 

-        // Define g for line chart area
-        context.select('.' + CLASS.chart).append("g").attr("class", CLASS.chartLines);
+      if (event && event.type === "zoom") {
+        return;
+      }

 
 

-        // Add extent rect for Brush
-        context.append("g").attr("clip-path", $$.clipPath).attr("class", CLASS.brush);
+      $$.redrawForBrush();
+    }).on("end", function () {
+      var event = d3.event.sourceEvent;

 
 

-        // ATTENTION: This must be called AFTER chart added
-        // Add Axis
-        $$.axes.subx = context.append("g").attr("class", CLASS.axisX).attr("transform", $$.getTranslate('subx')).attr("clip-path", config.axis_rotated ? "" : $$.clipPathForXAxis);
-    };
-    ChartInternal.prototype.initSubchartBrush = function () {
-        var $$ = this;
-        // Add extent rect for Brush
-        $$.initBrush($$.subX).updateExtent();
-        $$.context.select('.' + CLASS.brush).call($$.brush);
-    };
-    ChartInternal.prototype.updateTargetsForSubchart = function (targets) {
-        var $$ = this,
-            context = $$.context,
-            config = $$.config,
-            contextLineEnter,
-            contextLine,
-            contextBarEnter,
-            contextBar,
-            classChartBar = $$.classChartBar.bind($$),
-            classBars = $$.classBars.bind($$),
-            classChartLine = $$.classChartLine.bind($$),
-            classLines = $$.classLines.bind($$),
-            classAreas = $$.classAreas.bind($$);
-
-        if (config.subchart_show) {
-            //-- Bar --//
-            contextBar = context.select('.' + CLASS.chartBars).selectAll('.' + CLASS.chartBar).data(targets);
-            contextBarEnter = contextBar.enter().append('g').style('opacity', 0);
-            contextBarEnter.merge(contextBar).attr('class', classChartBar);
-            // Bars for each data
-            contextBarEnter.append('g').attr("class", classBars);
-
-            //-- Line --//
-            contextLine = context.select('.' + CLASS.chartLines).selectAll('.' + CLASS.chartLine).data(targets);
-            contextLineEnter = contextLine.enter().append('g').style('opacity', 0);
-            contextLineEnter.merge(contextLine).attr('class', classChartLine);
-            // Lines for each data
-            contextLineEnter.append("g").attr("class", classLines);
-            // Area
-            contextLineEnter.append("g").attr("class", classAreas);
-
-            //-- Brush --//
-            context.selectAll('.' + CLASS.brush + ' rect').attr(config.axis_rotated ? "width" : "height", config.axis_rotated ? $$.width2 : $$.height2);
-        }
-    };
-    ChartInternal.prototype.updateBarForSubchart = function (durationForExit) {
-        var $$ = this;
-        var contextBar = $$.context.selectAll('.' + CLASS.bars).selectAll('.' + CLASS.bar).data($$.barData.bind($$));
-        var contextBarEnter = contextBar.enter().append('path').attr("class", $$.classBar.bind($$)).style("stroke", 'none').style("fill", $$.color);
-        contextBar.exit().transition().duration(durationForExit).style('opacity', 0).remove();
-        $$.contextBar = contextBarEnter.merge(contextBar).style("opacity", $$.initialOpacity.bind($$));
-    };
-    ChartInternal.prototype.redrawBarForSubchart = function (drawBarOnSub, withTransition, duration) {
-        (withTransition ? this.contextBar.transition(Math.random().toString()).duration(duration) : this.contextBar).attr('d', drawBarOnSub).style('opacity', 1);
-    };
-    ChartInternal.prototype.updateLineForSubchart = function (durationForExit) {
-        var $$ = this;
-        var contextLine = $$.context.selectAll('.' + CLASS.lines).selectAll('.' + CLASS.line).data($$.lineData.bind($$));
-        var contextLineEnter = contextLine.enter().append('path').attr('class', $$.classLine.bind($$)).style('stroke', $$.color);
-        contextLine.exit().transition().duration(durationForExit).style('opacity', 0).remove();
-        $$.contextLine = contextLineEnter.merge(contextLine).style("opacity", $$.initialOpacity.bind($$));
-    };
-    ChartInternal.prototype.redrawLineForSubchart = function (drawLineOnSub, withTransition, duration) {
-        (withTransition ? this.contextLine.transition(Math.random().toString()).duration(duration) : this.contextLine).attr("d", drawLineOnSub).style('opacity', 1);
-    };
-    ChartInternal.prototype.updateAreaForSubchart = function (durationForExit) {
-        var $$ = this,
-            d3 = $$.d3;
-        var contextArea = $$.context.selectAll('.' + CLASS.areas).selectAll('.' + CLASS.area).data($$.lineData.bind($$));
-        var contextAreaEnter = contextArea.enter().append('path').attr("class", $$.classArea.bind($$)).style("fill", $$.color).style("opacity", function () {
-            $$.orgAreaOpacity = +d3.select(this).style('opacity');return 0;
-        });
-        contextArea.exit().transition().duration(durationForExit).style('opacity', 0).remove();
-        $$.contextArea = contextAreaEnter.merge(contextArea).style("opacity", 0);
-    };
-    ChartInternal.prototype.redrawAreaForSubchart = function (drawAreaOnSub, withTransition, duration) {
-        (withTransition ? this.contextArea.transition(Math.random().toString()).duration(duration) : this.contextArea).attr("d", drawAreaOnSub).style("fill", this.color).style("opacity", this.orgAreaOpacity);
-    };
-    ChartInternal.prototype.redrawSubchart = function (withSubchart, transitions, duration, durationForExit, areaIndices, barIndices, lineIndices) {
-        var $$ = this,
-            d3 = $$.d3,
-            config = $$.config,
-            drawAreaOnSub,
-            drawBarOnSub,
-            drawLineOnSub;
-
-        $$.context.style('visibility', config.subchart_show ? 'visible' : 'hidden');
-
-        // subchart
-        if (config.subchart_show) {
-            // reflect main chart to extent on subchart if zoomed
-            if (d3.event && d3.event.type === 'zoom') {
-                $$.brush.selectionAsValue($$.x.orgDomain());
-            }
-            // update subchart elements if needed
-            if (withSubchart) {
-                // extent rect
-                if (!$$.brush.empty()) {
-                    $$.brush.selectionAsValue($$.x.orgDomain());
-                }
-                // setup drawer - MEMO: this must be called after axis updated
-                drawAreaOnSub = $$.generateDrawArea(areaIndices, true);
-                drawBarOnSub = $$.generateDrawBar(barIndices, true);
-                drawLineOnSub = $$.generateDrawLine(lineIndices, true);
-
-                $$.updateBarForSubchart(duration);
-                $$.updateLineForSubchart(duration);
-                $$.updateAreaForSubchart(duration);
-
-                $$.redrawBarForSubchart(drawBarOnSub, duration, duration);
-                $$.redrawLineForSubchart(drawLineOnSub, duration, duration);
-                $$.redrawAreaForSubchart(drawAreaOnSub, duration, duration);
-            }
-        }
-    };
-    ChartInternal.prototype.redrawForBrush = function () {
-        var $$ = this,
-            x = $$.x,
-            d3 = $$.d3,
-            s;
-        $$.redraw({
-            withTransition: false,
-            withY: $$.config.zoom_rescale,
-            withSubchart: false,
-            withUpdateXDomain: true,
-            withEventRect: false,
-            withDimension: false
-        });
-        // update zoom transation binded to event rect
-        s = d3.event.selection || $$.brush.scale.range();
-        $$.main.select('.' + CLASS.eventRect).call($$.zoom.transform, d3.zoomIdentity.scale($$.width / (s[1] - s[0])).translate(-s[0], 0));
-        $$.config.subchart_onbrush.call($$.api, x.orgDomain());
-    };
-    ChartInternal.prototype.transformContext = function (withTransition, transitions) {
-        var $$ = this,
-            subXAxis;
-        if (transitions && transitions.axisSubX) {
-            subXAxis = transitions.axisSubX;
-        } else {
-            subXAxis = $$.context.select('.' + CLASS.axisX);
-            if (withTransition) {
-                subXAxis = subXAxis.transition();
-            }
-        }
-        $$.context.attr("transform", $$.getTranslate('context'));
-        subXAxis.attr("transform", $$.getTranslate('subx'));
-    };
-    ChartInternal.prototype.getDefaultSelection = function () {
-        var $$ = this,
-            config = $$.config,
-            selection = isFunction(config.axis_x_selection) ? config.axis_x_selection($$.getXDomain($$.data.targets)) : config.axis_x_selection;
-        if ($$.isTimeSeries()) {
-            selection = [$$.parseDate(selection[0]), $$.parseDate(selection[1])];
-        }
-        return selection;
-    };
+      if (event && event.type === "zoom") {
+        return;
+      }

 
 

-    ChartInternal.prototype.initText = function () {
-        var $$ = this;
-        $$.main.select('.' + CLASS.chart).append("g").attr("class", CLASS.chartTexts);
-        $$.mainText = $$.d3.selectAll([]);
-    };
-    ChartInternal.prototype.updateTargetsForText = function (targets) {
-        var $$ = this,
-            classChartText = $$.classChartText.bind($$),
-            classTexts = $$.classTexts.bind($$),
-            classFocus = $$.classFocus.bind($$);
-        var mainText = $$.main.select('.' + CLASS.chartTexts).selectAll('.' + CLASS.chartText).data(targets);
-        var mainTextEnter = mainText.enter().append('g').attr('class', classChartText).style('opacity', 0).style("pointer-events", "none");
-        mainTextEnter.append('g').attr('class', classTexts);
-        mainTextEnter.merge(mainText).attr('class', function (d) {
-            return classChartText(d) + classFocus(d);
-        });
-    };
-    ChartInternal.prototype.updateText = function (xForText, yForText, durationForExit) {
-        var $$ = this,
-            config = $$.config,
-            barOrLineData = $$.barOrLineData.bind($$),
-            classText = $$.classText.bind($$);
-        var mainText = $$.main.selectAll('.' + CLASS.texts).selectAll('.' + CLASS.text).data(barOrLineData);
-        var mainTextEnter = mainText.enter().append('text').attr("class", classText).attr('text-anchor', function (d) {
-            return config.axis_rotated ? d.value < 0 ? 'end' : 'start' : 'middle';
-        }).style("stroke", 'none').attr('x', xForText).attr('y', yForText).style("fill", function (d) {
-            return $$.color(d);
-        }).style("fill-opacity", 0);
-        $$.mainText = mainTextEnter.merge(mainText).text(function (d, i, j) {
-            return $$.dataLabelFormat(d.id)(d.value, d.id, i, j);
-        });
-        mainText.exit().transition().duration(durationForExit).style('fill-opacity', 0).remove();
-    };
-    ChartInternal.prototype.redrawText = function (xForText, yForText, forFlow, withTransition, transition) {
-        return [(withTransition ? this.mainText.transition(transition) : this.mainText).attr('x', xForText).attr('y', yForText).style("fill", this.color).style("fill-opacity", forFlow ? 0 : this.opacityForText.bind(this))];
-    };
-    ChartInternal.prototype.getTextRect = function (text, cls, element) {
-        var dummy = this.d3.select('body').append('div').classed('c3', true),
-            svg = dummy.append("svg").style('visibility', 'hidden').style('position', 'fixed').style('top', 0).style('left', 0),
-            font = this.d3.select(element).style('font'),
-            rect;
-        svg.selectAll('.dummy').data([text]).enter().append('text').classed(cls ? cls : "", true).style('font', font).text(text).each(function () {
-            rect = this.getBoundingClientRect();
-        });
-        dummy.remove();
-        return rect;
-    };
-    ChartInternal.prototype.generateXYForText = function (areaIndices, barIndices, lineIndices, forX) {
-        var $$ = this,
-            getAreaPoints = $$.generateGetAreaPoints(areaIndices, false),
-            getBarPoints = $$.generateGetBarPoints(barIndices, false),
-            getLinePoints = $$.generateGetLinePoints(lineIndices, false),
-            getter = forX ? $$.getXForText : $$.getYForText;
-        return function (d, i) {
-            var getPoints = $$.isAreaType(d) ? getAreaPoints : $$.isBarType(d) ? getBarPoints : getLinePoints;
-            return getter.call($$, getPoints(d, i), d, this);
-        };
+      if ($$.brush.empty() && event && event.type !== 'end') {
+        $$.brush.clear();
+      }
+    });
+
+    $$.brush.updateExtent = function () {
+      var range = this.scale.range(),
+          extent;
+
+      if ($$.config.axis_rotated) {
+        extent = [[0, range[0]], [$$.width2, range[1]]];
+      } else {
+        extent = [[range[0], 0], [range[1], $$.height2]];
+      }
+
+      this.extent(extent);
+      return this;

     };
     };

-    ChartInternal.prototype.getXForText = function (points, d, textElement) {
-        var $$ = this,
-            box = textElement.getBoundingClientRect(),
-            xPos,
-            padding;
-        if ($$.config.axis_rotated) {
-            padding = $$.isBarType(d) ? 4 : 6;
-            xPos = points[2][1] + padding * (d.value < 0 ? -1 : 1);
-        } else {
-            xPos = $$.hasType('bar') ? (points[2][0] + points[0][0]) / 2 : points[0][0];
-        }
-        // show labels regardless of the domain if value is null
-        if (d.value === null) {
-            if (xPos > $$.width) {
-                xPos = $$.width - box.width;
-            } else if (xPos < 0) {
-                xPos = 4;
-            }
-        }
-        return xPos;
+
+    $$.brush.updateScale = function (scale) {
+      this.scale = scale;
+      return this;

     };
     };

-    ChartInternal.prototype.getYForText = function (points, d, textElement) {
-        var $$ = this,
-            box = textElement.getBoundingClientRect(),
-            yPos;
-        if ($$.config.axis_rotated) {
-            yPos = (points[0][0] + points[2][0] + box.height * 0.6) / 2;
-        } else {
-            yPos = points[2][1];
-            if (d.value < 0 || d.value === 0 && !$$.hasPositiveValue) {
-                yPos += box.height;
-                if ($$.isBarType(d) && $$.isSafari()) {
-                    yPos -= 3;
-                } else if (!$$.isBarType(d) && $$.isChrome()) {
-                    yPos += 3;
-                }
-            } else {
-                yPos += $$.isBarType(d) ? -3 : -6;
-            }
-        }
-        // show labels regardless of the domain if value is null
-        if (d.value === null && !$$.config.axis_rotated) {
-            if (yPos < box.height) {
-                yPos = box.height;
-            } else if (yPos > this.height) {
-                yPos = this.height - 4;
-            }
-        }
-        return yPos;
+
+    $$.brush.update = function (scale) {
+      this.updateScale(scale || $$.subX).updateExtent();
+      $$.context.select('.' + CLASS.brush).call(this);

     };
 
     };
 

-    ChartInternal.prototype.initTitle = function () {
-        var $$ = this;
-        $$.title = $$.svg.append("text").text($$.config.title_text).attr("class", $$.CLASS.title);
+    $$.brush.clear = function () {
+      $$.context.select('.' + CLASS.brush).call($$.brush.move, null);

     };
     };

-    ChartInternal.prototype.redrawTitle = function () {
-        var $$ = this;
-        $$.title.attr("x", $$.xForTitle.bind($$)).attr("y", $$.yForTitle.bind($$));
+
+    $$.brush.selection = function () {
+      return d3.brushSelection($$.context.select('.' + CLASS.brush).node());

     };
     };

-    ChartInternal.prototype.xForTitle = function () {
-        var $$ = this,
-            config = $$.config,
-            position = config.title_position || 'left',
-            x;
-        if (position.indexOf('right') >= 0) {
-            x = $$.currentWidth - $$.getTextRect($$.title.node().textContent, $$.CLASS.title, $$.title.node()).width - config.title_padding.right;
-        } else if (position.indexOf('center') >= 0) {
-            x = ($$.currentWidth - $$.getTextRect($$.title.node().textContent, $$.CLASS.title, $$.title.node()).width) / 2;
-        } else {
-            // left
-            x = config.title_padding.left;
+
+    $$.brush.selectionAsValue = function (selectionAsValue, withTransition) {
+      var selection, brush;
+
+      if (selectionAsValue) {
+        if ($$.context) {
+          selection = [this.scale(selectionAsValue[0]), this.scale(selectionAsValue[1])];
+          brush = $$.context.select('.' + CLASS.brush);
+
+          if (withTransition) {
+            brush = brush.transition();
+          }
+
+          $$.brush.move(brush, selection);

         }
         }

-        return x;
-    };
-    ChartInternal.prototype.yForTitle = function () {
-        var $$ = this;
-        return $$.config.title_padding.top + $$.getTextRect($$.title.node().textContent, $$.CLASS.title, $$.title.node()).height;
-    };
-    ChartInternal.prototype.getTitlePadding = function () {
-        var $$ = this;
-        return $$.yForTitle() + $$.config.title_padding.bottom;
+
+        return [];
+      }
+
+      selection = $$.brush.selection() || [0, 0];
+      return [this.scale.invert(selection[0]), this.scale.invert(selection[1])];

     };
 
     };
 

-    ChartInternal.prototype.initTooltip = function () {
-        var $$ = this,
-            config = $$.config,
-            i;
-        $$.tooltip = $$.selectChart.style("position", "relative").append("div").attr('class', CLASS.tooltipContainer).style("position", "absolute").style("pointer-events", "none").style("display", "none");
-        // Show tooltip if needed
-        if (config.tooltip_init_show) {
-            if ($$.isTimeSeries() && isString(config.tooltip_init_x)) {
-                config.tooltip_init_x = $$.parseDate(config.tooltip_init_x);
-                for (i = 0; i < $$.data.targets[0].values.length; i++) {
-                    if ($$.data.targets[0].values[i].x - config.tooltip_init_x === 0) {
-                        break;
-                    }
-                }
-                config.tooltip_init_x = i;
-            }
-            $$.tooltip.html(config.tooltip_contents.call($$, $$.data.targets.map(function (d) {
-                return $$.addName(d.values[config.tooltip_init_x]);
-            }), $$.axis.getXAxisTickFormat(), $$.getYFormat($$.hasArcType()), $$.color));
-            $$.tooltip.style("top", config.tooltip_init_position.top).style("left", config.tooltip_init_position.left).style("display", "block");
-        }
+    $$.brush.empty = function () {
+      var selection = $$.brush.selection();
+      return !selection || selection[0] === selection[1];

     };
     };

-    ChartInternal.prototype.getTooltipSortFunction = function () {
-        var $$ = this,
-            config = $$.config;

 
 

-        if (config.data_groups.length === 0 || config.tooltip_order !== undefined) {
-            // if data are not grouped or if an order is specified
-            // for the tooltip values we sort them by their values
+    return $$.brush.updateScale(scale);
+  };

 
 

-            var order = config.tooltip_order;
-            if (order === undefined) {
-                order = config.data_order;
-            }
+  ChartInternal.prototype.initSubchart = function () {
+    var $$ = this,
+        config = $$.config,
+        context = $$.context = $$.svg.append("g").attr("transform", $$.getTranslate('context')),
+        visibility = config.subchart_show ? 'visible' : 'hidden'; // set style

 
 

-            var valueOf = function valueOf(obj) {
-                return obj ? obj.value : null;
-            };
-
-            // if data are not grouped, we sort them by their value
-            if (isString(order) && order.toLowerCase() === 'asc') {
-                return function (a, b) {
-                    return valueOf(a) - valueOf(b);
-                };
-            } else if (isString(order) && order.toLowerCase() === 'desc') {
-                return function (a, b) {
-                    return valueOf(b) - valueOf(a);
-                };
-            } else if (isFunction(order)) {
-
-                // if the function is from data_order we need
-                // to wrap the returned function in order to format
-                // the sorted value to the expected format
-
-                var sortFunction = order;
-
-                if (config.tooltip_order === undefined) {
-                    sortFunction = function sortFunction(a, b) {
-                        return order(a ? {
-                            id: a.id,
-                            values: [a]
-                        } : null, b ? {
-                            id: b.id,
-                            values: [b]
-                        } : null);
-                    };
-                }
-
-                return sortFunction;
-            } else if (isArray(order)) {
-                return function (a, b) {
-                    return order.indexOf(a.id) - order.indexOf(b.id);
-                };
-            }
-        } else {
-            // if data are grouped, we follow the order of grouped targets
-            var ids = $$.orderTargets($$.data.targets).map(function (i) {
-                return i.id;
-            });
+    context.style('visibility', visibility); // Define g for chart area

 
 

-            // if it was either asc or desc we need to invert the order
-            // returned by orderTargets
-            if ($$.isOrderAsc() || $$.isOrderDesc()) {
-                ids = ids.reverse();
-            }
+    context.append('g').attr("clip-path", $$.clipPathForSubchart).attr('class', CLASS.chart); // Define g for bar chart area

 
 

-            return function (a, b) {
-                return ids.indexOf(a.id) - ids.indexOf(b.id);
-            };
-        }
-    };
-    ChartInternal.prototype.getTooltipContent = function (d, defaultTitleFormat, defaultValueFormat, color) {
-        var $$ = this,
-            config = $$.config,
-            titleFormat = config.tooltip_format_title || defaultTitleFormat,
-            nameFormat = config.tooltip_format_name || function (name) {
-            return name;
-        },
-            valueFormat = config.tooltip_format_value || defaultValueFormat,
-            text,
-            i,
-            title,
-            value,
-            name,
-            bgcolor;
-
-        var tooltipSortFunction = this.getTooltipSortFunction();
-        if (tooltipSortFunction) {
-            d.sort(tooltipSortFunction);
-        }
+    context.select('.' + CLASS.chart).append("g").attr("class", CLASS.chartBars); // Define g for line chart area

 
 

-        for (i = 0; i < d.length; i++) {
-            if (!(d[i] && (d[i].value || d[i].value === 0))) {
-                continue;
-            }
+    context.select('.' + CLASS.chart).append("g").attr("class", CLASS.chartLines); // Add extent rect for Brush

 
 

-            if (!text) {
-                title = sanitise(titleFormat ? titleFormat(d[i].x) : d[i].x);
-                text = "<table class='" + $$.CLASS.tooltip + "'>" + (title || title === 0 ? "<tr><th colspan='2'>" + title + "</th></tr>" : "");
-            }
+    context.append("g").attr("clip-path", $$.clipPath).attr("class", CLASS.brush); // ATTENTION: This must be called AFTER chart added
+    // Add Axis

 
 

-            value = sanitise(valueFormat(d[i].value, d[i].ratio, d[i].id, d[i].index, d));
-            if (value !== undefined) {
-                // Skip elements when their name is set to null
-                if (d[i].name === null) {
-                    continue;
-                }
-                name = sanitise(nameFormat(d[i].name, d[i].ratio, d[i].id, d[i].index));
-                bgcolor = $$.levelColor ? $$.levelColor(d[i].value) : color(d[i].id);
-
-                text += "<tr class='" + $$.CLASS.tooltipName + "-" + $$.getTargetSelectorSuffix(d[i].id) + "'>";
-                text += "<td class='name'><span style='background-color:" + bgcolor + "'></span>" + name + "</td>";
-                text += "<td class='value'>" + value + "</td>";
-                text += "</tr>";
-            }
-        }
-        return text + "</table>";
-    };
-    ChartInternal.prototype.tooltipPosition = function (dataToShow, tWidth, tHeight, element) {
-        var $$ = this,
-            config = $$.config,
-            d3 = $$.d3;
-        var svgLeft, tooltipLeft, tooltipRight, tooltipTop, chartRight;
-        var forArc = $$.hasArcType(),
-            mouse = d3.mouse(element);
-        // Determin tooltip position
-        if (forArc) {
-            tooltipLeft = ($$.width - ($$.isLegendRight ? $$.getLegendWidth() : 0)) / 2 + mouse[0];
-            tooltipTop = ($$.hasType('gauge') ? $$.height : $$.height / 2) + mouse[1] + 20;
-        } else {
-            svgLeft = $$.getSvgLeft(true);
-            if (config.axis_rotated) {
-                tooltipLeft = svgLeft + mouse[0] + 100;
-                tooltipRight = tooltipLeft + tWidth;
-                chartRight = $$.currentWidth - $$.getCurrentPaddingRight();
-                tooltipTop = $$.x(dataToShow[0].x) + 20;
-            } else {
-                tooltipLeft = svgLeft + $$.getCurrentPaddingLeft(true) + $$.x(dataToShow[0].x) + 20;
-                tooltipRight = tooltipLeft + tWidth;
-                chartRight = svgLeft + $$.currentWidth - $$.getCurrentPaddingRight();
-                tooltipTop = mouse[1] + 15;
-            }
+    $$.axes.subx = context.append("g").attr("class", CLASS.axisX).attr("transform", $$.getTranslate('subx')).attr("clip-path", config.axis_rotated ? "" : $$.clipPathForXAxis);
+  };

 
 

-            if (tooltipRight > chartRight) {
-                // 20 is needed for Firefox to keep tooltip width
-                tooltipLeft -= tooltipRight - chartRight + 20;
-            }
-            if (tooltipTop + tHeight > $$.currentHeight) {
-                tooltipTop -= tHeight + 30;
-            }
-        }
-        if (tooltipTop < 0) {
-            tooltipTop = 0;
-        }
-        return {
-            top: tooltipTop,
-            left: tooltipLeft
-        };
-    };
-    ChartInternal.prototype.showTooltip = function (selectedData, element) {
-        var $$ = this,
-            config = $$.config;
-        var tWidth, tHeight, position;
-        var forArc = $$.hasArcType(),
-            dataToShow = selectedData.filter(function (d) {
-            return d && isValue(d.value);
-        }),
-            positionFunction = config.tooltip_position || ChartInternal.prototype.tooltipPosition;
-        if (dataToShow.length === 0 || !config.tooltip_show) {
-            return;
-        }
-        $$.tooltip.html(config.tooltip_contents.call($$, selectedData, $$.axis.getXAxisTickFormat(), $$.getYFormat(forArc), $$.color)).style("display", "block");
+  ChartInternal.prototype.initSubchartBrush = function () {
+    var $$ = this; // Add extent rect for Brush

 
 

-        // Get tooltip dimensions
-        tWidth = $$.tooltip.property('offsetWidth');
-        tHeight = $$.tooltip.property('offsetHeight');
+    $$.initBrush($$.subX).updateExtent();
+    $$.context.select('.' + CLASS.brush).call($$.brush);
+  };

 
 

-        position = positionFunction.call(this, dataToShow, tWidth, tHeight, element);
-        // Set tooltip
-        $$.tooltip.style("top", position.top + "px").style("left", position.left + 'px');
-    };
-    ChartInternal.prototype.hideTooltip = function () {
-        this.tooltip.style("display", "none");
-    };
+  ChartInternal.prototype.updateTargetsForSubchart = function (targets) {
+    var $$ = this,
+        context = $$.context,
+        config = $$.config,
+        contextLineEnter,
+        contextLine,
+        contextBarEnter,
+        contextBar,
+        classChartBar = $$.classChartBar.bind($$),
+        classBars = $$.classBars.bind($$),
+        classChartLine = $$.classChartLine.bind($$),
+        classLines = $$.classLines.bind($$),
+        classAreas = $$.classAreas.bind($$);

 
 

-    ChartInternal.prototype.setTargetType = function (targetIds, type) {
-        var $$ = this,
-            config = $$.config;
-        $$.mapToTargetIds(targetIds).forEach(function (id) {
-            $$.withoutFadeIn[id] = type === config.data_types[id];
-            config.data_types[id] = type;
-        });
-        if (!targetIds) {
-            config.data_type = type;
-        }
-    };
-    ChartInternal.prototype.hasType = function (type, targets) {
-        var $$ = this,
-            types = $$.config.data_types,
-            has = false;
-        targets = targets || $$.data.targets;
-        if (targets && targets.length) {
-            targets.forEach(function (target) {
-                var t = types[target.id];
-                if (t && t.indexOf(type) >= 0 || !t && type === 'line') {
-                    has = true;
-                }
-            });
-        } else if (Object.keys(types).length) {
-            Object.keys(types).forEach(function (id) {
-                if (types[id] === type) {
-                    has = true;
-                }
-            });
-        } else {
-            has = $$.config.data_type === type;
+    if (config.subchart_show) {
+      //-- Bar --//
+      contextBar = context.select('.' + CLASS.chartBars).selectAll('.' + CLASS.chartBar).data(targets);
+      contextBarEnter = contextBar.enter().append('g').style('opacity', 0);
+      contextBarEnter.merge(contextBar).attr('class', classChartBar); // Bars for each data
+
+      contextBarEnter.append('g').attr("class", classBars); //-- Line --//
+
+      contextLine = context.select('.' + CLASS.chartLines).selectAll('.' + CLASS.chartLine).data(targets);
+      contextLineEnter = contextLine.enter().append('g').style('opacity', 0);
+      contextLineEnter.merge(contextLine).attr('class', classChartLine); // Lines for each data
+
+      contextLineEnter.append("g").attr("class", classLines); // Area
+
+      contextLineEnter.append("g").attr("class", classAreas); //-- Brush --//
+
+      context.selectAll('.' + CLASS.brush + ' rect').attr(config.axis_rotated ? "width" : "height", config.axis_rotated ? $$.width2 : $$.height2);
+    }
+  };
+
+  ChartInternal.prototype.updateBarForSubchart = function (durationForExit) {
+    var $$ = this;
+    var contextBar = $$.context.selectAll('.' + CLASS.bars).selectAll('.' + CLASS.bar).data($$.barData.bind($$));
+    var contextBarEnter = contextBar.enter().append('path').attr("class", $$.classBar.bind($$)).style("stroke", 'none').style("fill", $$.color);
+    contextBar.exit().transition().duration(durationForExit).style('opacity', 0).remove();
+    $$.contextBar = contextBarEnter.merge(contextBar).style("opacity", $$.initialOpacity.bind($$));
+  };
+
+  ChartInternal.prototype.redrawBarForSubchart = function (drawBarOnSub, withTransition, duration) {
+    (withTransition ? this.contextBar.transition(Math.random().toString()).duration(duration) : this.contextBar).attr('d', drawBarOnSub).style('opacity', 1);
+  };
+
+  ChartInternal.prototype.updateLineForSubchart = function (durationForExit) {
+    var $$ = this;
+    var contextLine = $$.context.selectAll('.' + CLASS.lines).selectAll('.' + CLASS.line).data($$.lineData.bind($$));
+    var contextLineEnter = contextLine.enter().append('path').attr('class', $$.classLine.bind($$)).style('stroke', $$.color);
+    contextLine.exit().transition().duration(durationForExit).style('opacity', 0).remove();
+    $$.contextLine = contextLineEnter.merge(contextLine).style("opacity", $$.initialOpacity.bind($$));
+  };
+
+  ChartInternal.prototype.redrawLineForSubchart = function (drawLineOnSub, withTransition, duration) {
+    (withTransition ? this.contextLine.transition(Math.random().toString()).duration(duration) : this.contextLine).attr("d", drawLineOnSub).style('opacity', 1);
+  };
+
+  ChartInternal.prototype.updateAreaForSubchart = function (durationForExit) {
+    var $$ = this,
+        d3 = $$.d3;
+    var contextArea = $$.context.selectAll('.' + CLASS.areas).selectAll('.' + CLASS.area).data($$.lineData.bind($$));
+    var contextAreaEnter = contextArea.enter().append('path').attr("class", $$.classArea.bind($$)).style("fill", $$.color).style("opacity", function () {
+      $$.orgAreaOpacity = +d3.select(this).style('opacity');
+      return 0;
+    });
+    contextArea.exit().transition().duration(durationForExit).style('opacity', 0).remove();
+    $$.contextArea = contextAreaEnter.merge(contextArea).style("opacity", 0);
+  };
+
+  ChartInternal.prototype.redrawAreaForSubchart = function (drawAreaOnSub, withTransition, duration) {
+    (withTransition ? this.contextArea.transition(Math.random().toString()).duration(duration) : this.contextArea).attr("d", drawAreaOnSub).style("fill", this.color).style("opacity", this.orgAreaOpacity);
+  };
+
+  ChartInternal.prototype.redrawSubchart = function (withSubchart, transitions, duration, durationForExit, areaIndices, barIndices, lineIndices) {
+    var $$ = this,
+        d3 = $$.d3,
+        config = $$.config,
+        drawAreaOnSub,
+        drawBarOnSub,
+        drawLineOnSub;
+    $$.context.style('visibility', config.subchart_show ? 'visible' : 'hidden'); // subchart
+
+    if (config.subchart_show) {
+      // reflect main chart to extent on subchart if zoomed
+      if (d3.event && d3.event.type === 'zoom') {
+        $$.brush.selectionAsValue($$.x.orgDomain());
+      } // update subchart elements if needed
+
+
+      if (withSubchart) {
+        // extent rect
+        if (!$$.brush.empty()) {
+          $$.brush.selectionAsValue($$.x.orgDomain());
+        } // setup drawer - MEMO: this must be called after axis updated
+
+
+        drawAreaOnSub = $$.generateDrawArea(areaIndices, true);
+        drawBarOnSub = $$.generateDrawBar(barIndices, true);
+        drawLineOnSub = $$.generateDrawLine(lineIndices, true);
+        $$.updateBarForSubchart(duration);
+        $$.updateLineForSubchart(duration);
+        $$.updateAreaForSubchart(duration);
+        $$.redrawBarForSubchart(drawBarOnSub, duration, duration);
+        $$.redrawLineForSubchart(drawLineOnSub, duration, duration);
+        $$.redrawAreaForSubchart(drawAreaOnSub, duration, duration);
+      }
+    }
+  };
+
+  ChartInternal.prototype.redrawForBrush = function () {
+    var $$ = this,
+        x = $$.x,
+        d3 = $$.d3,
+        s;
+    $$.redraw({
+      withTransition: false,
+      withY: $$.config.zoom_rescale,
+      withSubchart: false,
+      withUpdateXDomain: true,
+      withEventRect: false,
+      withDimension: false
+    }); // update zoom transation binded to event rect
+
+    s = d3.event.selection || $$.brush.scale.range();
+    $$.main.select('.' + CLASS.eventRect).call($$.zoom.transform, d3.zoomIdentity.scale($$.width / (s[1] - s[0])).translate(-s[0], 0));
+    $$.config.subchart_onbrush.call($$.api, x.orgDomain());
+  };
+
+  ChartInternal.prototype.transformContext = function (withTransition, transitions) {
+    var $$ = this,
+        subXAxis;
+
+    if (transitions && transitions.axisSubX) {
+      subXAxis = transitions.axisSubX;
+    } else {
+      subXAxis = $$.context.select('.' + CLASS.axisX);
+
+      if (withTransition) {
+        subXAxis = subXAxis.transition();
+      }
+    }
+
+    $$.context.attr("transform", $$.getTranslate('context'));
+    subXAxis.attr("transform", $$.getTranslate('subx'));
+  };
+
+  ChartInternal.prototype.getDefaultSelection = function () {
+    var $$ = this,
+        config = $$.config,
+        selection = isFunction(config.axis_x_selection) ? config.axis_x_selection($$.getXDomain($$.data.targets)) : config.axis_x_selection;
+
+    if ($$.isTimeSeries()) {
+      selection = [$$.parseDate(selection[0]), $$.parseDate(selection[1])];
+    }
+
+    return selection;
+  };
+
+  ChartInternal.prototype.initText = function () {
+    var $$ = this;
+    $$.main.select('.' + CLASS.chart).append("g").attr("class", CLASS.chartTexts);
+    $$.mainText = $$.d3.selectAll([]);
+  };
+
+  ChartInternal.prototype.updateTargetsForText = function (targets) {
+    var $$ = this,
+        classChartText = $$.classChartText.bind($$),
+        classTexts = $$.classTexts.bind($$),
+        classFocus = $$.classFocus.bind($$);
+    var mainText = $$.main.select('.' + CLASS.chartTexts).selectAll('.' + CLASS.chartText).data(targets);
+    var mainTextEnter = mainText.enter().append('g').attr('class', classChartText).style('opacity', 0).style("pointer-events", "none");
+    mainTextEnter.append('g').attr('class', classTexts);
+    mainTextEnter.merge(mainText).attr('class', function (d) {
+      return classChartText(d) + classFocus(d);
+    });
+  };
+
+  ChartInternal.prototype.updateText = function (xForText, yForText, durationForExit) {
+    var $$ = this,
+        config = $$.config,
+        barOrLineData = $$.barOrLineData.bind($$),
+        classText = $$.classText.bind($$);
+    var mainText = $$.main.selectAll('.' + CLASS.texts).selectAll('.' + CLASS.text).data(barOrLineData);
+    var mainTextEnter = mainText.enter().append('text').attr("class", classText).attr('text-anchor', function (d) {
+      return config.axis_rotated ? d.value < 0 ? 'end' : 'start' : 'middle';
+    }).style("stroke", 'none').attr('x', xForText).attr('y', yForText).style("fill", function (d) {
+      return $$.color(d);
+    }).style("fill-opacity", 0);
+    $$.mainText = mainTextEnter.merge(mainText).text(function (d, i, j) {
+      return $$.dataLabelFormat(d.id)(d.value, d.id, i, j);
+    });
+    mainText.exit().transition().duration(durationForExit).style('fill-opacity', 0).remove();
+  };
+
+  ChartInternal.prototype.redrawText = function (xForText, yForText, forFlow, withTransition, transition) {
+    return [(withTransition ? this.mainText.transition(transition) : this.mainText).attr('x', xForText).attr('y', yForText).style("fill", this.color).style("fill-opacity", forFlow ? 0 : this.opacityForText.bind(this))];
+  };
+
+  ChartInternal.prototype.getTextRect = function (text, cls, element) {
+    var dummy = this.d3.select('body').append('div').classed('c3', true),
+        svg = dummy.append("svg").style('visibility', 'hidden').style('position', 'fixed').style('top', 0).style('left', 0),
+        font = this.d3.select(element).style('font'),
+        rect;
+    svg.selectAll('.dummy').data([text]).enter().append('text').classed(cls ? cls : "", true).style('font', font).text(text).each(function () {
+      rect = this.getBoundingClientRect();
+    });
+    dummy.remove();
+    return rect;
+  };
+
+  ChartInternal.prototype.generateXYForText = function (areaIndices, barIndices, lineIndices, forX) {
+    var $$ = this,
+        getAreaPoints = $$.generateGetAreaPoints(areaIndices, false),
+        getBarPoints = $$.generateGetBarPoints(barIndices, false),
+        getLinePoints = $$.generateGetLinePoints(lineIndices, false),
+        getter = forX ? $$.getXForText : $$.getYForText;
+    return function (d, i) {
+      var getPoints = $$.isAreaType(d) ? getAreaPoints : $$.isBarType(d) ? getBarPoints : getLinePoints;
+      return getter.call($$, getPoints(d, i), d, this);
+    };
+  };
+
+  ChartInternal.prototype.getXForText = function (points, d, textElement) {
+    var $$ = this,
+        box = textElement.getBoundingClientRect(),
+        xPos,
+        padding;
+
+    if ($$.config.axis_rotated) {
+      padding = $$.isBarType(d) ? 4 : 6;
+      xPos = points[2][1] + padding * (d.value < 0 ? -1 : 1);
+    } else {
+      xPos = $$.hasType('bar') ? (points[2][0] + points[0][0]) / 2 : points[0][0];
+    } // show labels regardless of the domain if value is null
+
+
+    if (d.value === null) {
+      if (xPos > $$.width) {
+        xPos = $$.width - box.width;
+      } else if (xPos < 0) {
+        xPos = 4;
+      }
+    }
+
+    return xPos;
+  };
+
+  ChartInternal.prototype.getYForText = function (points, d, textElement) {
+    var $$ = this,
+        box = textElement.getBoundingClientRect(),
+        yPos;
+
+    if ($$.config.axis_rotated) {
+      yPos = (points[0][0] + points[2][0] + box.height * 0.6) / 2;
+    } else {
+      yPos = points[2][1];
+
+      if (d.value < 0 || d.value === 0 && !$$.hasPositiveValue) {
+        yPos += box.height;
+
+        if ($$.isBarType(d) && $$.isSafari()) {
+          yPos -= 3;
+        } else if (!$$.isBarType(d) && $$.isChrome()) {
+          yPos += 3;

         }
         }

-        return has;
-    };
-    ChartInternal.prototype.hasArcType = function (targets) {
-        return this.hasType('pie', targets) || this.hasType('donut', targets) || this.hasType('gauge', targets);
-    };
-    ChartInternal.prototype.isLineType = function (d) {
-        var config = this.config,
-            id = isString(d) ? d : d.id;
-        return !config.data_types[id] || ['line', 'spline', 'area', 'area-spline', 'step', 'area-step'].indexOf(config.data_types[id]) >= 0;
-    };
-    ChartInternal.prototype.isStepType = function (d) {
-        var id = isString(d) ? d : d.id;
-        return ['step', 'area-step'].indexOf(this.config.data_types[id]) >= 0;
-    };
-    ChartInternal.prototype.isSplineType = function (d) {
-        var id = isString(d) ? d : d.id;
-        return ['spline', 'area-spline'].indexOf(this.config.data_types[id]) >= 0;
-    };
-    ChartInternal.prototype.isAreaType = function (d) {
-        var id = isString(d) ? d : d.id;
-        return ['area', 'area-spline', 'area-step'].indexOf(this.config.data_types[id]) >= 0;
-    };
-    ChartInternal.prototype.isBarType = function (d) {
-        var id = isString(d) ? d : d.id;
-        return this.config.data_types[id] === 'bar';
-    };
-    ChartInternal.prototype.isScatterType = function (d) {
-        var id = isString(d) ? d : d.id;
-        return this.config.data_types[id] === 'scatter';
-    };
-    ChartInternal.prototype.isPieType = function (d) {
-        var id = isString(d) ? d : d.id;
-        return this.config.data_types[id] === 'pie';
-    };
-    ChartInternal.prototype.isGaugeType = function (d) {
-        var id = isString(d) ? d : d.id;
-        return this.config.data_types[id] === 'gauge';
-    };
-    ChartInternal.prototype.isDonutType = function (d) {
-        var id = isString(d) ? d : d.id;
-        return this.config.data_types[id] === 'donut';
-    };
-    ChartInternal.prototype.isArcType = function (d) {
-        return this.isPieType(d) || this.isDonutType(d) || this.isGaugeType(d);
-    };
-    ChartInternal.prototype.lineData = function (d) {
-        return this.isLineType(d) ? [d] : [];
-    };
-    ChartInternal.prototype.arcData = function (d) {
-        return this.isArcType(d.data) ? [d] : [];
-    };
-    /* not used
-     function scatterData(d) {
-     return isScatterType(d) ? d.values : [];
-     }
-     */
-    ChartInternal.prototype.barData = function (d) {
-        return this.isBarType(d) ? d.values : [];
-    };
-    ChartInternal.prototype.lineOrScatterData = function (d) {
-        return this.isLineType(d) || this.isScatterType(d) ? d.values : [];
-    };
-    ChartInternal.prototype.barOrLineData = function (d) {
-        return this.isBarType(d) || this.isLineType(d) ? d.values : [];
-    };
+      } else {
+        yPos += $$.isBarType(d) ? -3 : -6;
+      }
+    } // show labels regardless of the domain if value is null

 
 

-    ChartInternal.prototype.isSafari = function () {
-        var ua = window.navigator.userAgent;
-        return ua.indexOf('Safari') >= 0 && ua.indexOf('Chrome') < 0;
-    };
-    ChartInternal.prototype.isChrome = function () {
-        var ua = window.navigator.userAgent;
-        return ua.indexOf('Chrome') >= 0;
-    };

 
 

-    ChartInternal.prototype.initZoom = function () {
-        var $$ = this,
-            d3 = $$.d3,
-            config = $$.config,
-            startEvent;
+    if (d.value === null && !$$.config.axis_rotated) {
+      if (yPos < box.height) {
+        yPos = box.height;
+      } else if (yPos > this.height) {
+        yPos = this.height - 4;
+      }
+    }

 
 

-        $$.zoom = d3.zoom().on("start", function () {
-            if (config.zoom_type !== 'scroll') {
-                return;
-            }
+    return yPos;
+  };
+
+  ChartInternal.prototype.initTitle = function () {
+    var $$ = this;
+    $$.title = $$.svg.append("text").text($$.config.title_text).attr("class", $$.CLASS.title);
+  };
+
+  ChartInternal.prototype.redrawTitle = function () {
+    var $$ = this;
+    $$.title.attr("x", $$.xForTitle.bind($$)).attr("y", $$.yForTitle.bind($$));
+  };
+
+  ChartInternal.prototype.xForTitle = function () {
+    var $$ = this,
+        config = $$.config,
+        position = config.title_position || 'left',
+        x;
+
+    if (position.indexOf('right') >= 0) {
+      x = $$.currentWidth - $$.getTextRect($$.title.node().textContent, $$.CLASS.title, $$.title.node()).width - config.title_padding.right;
+    } else if (position.indexOf('center') >= 0) {
+      x = ($$.currentWidth - $$.getTextRect($$.title.node().textContent, $$.CLASS.title, $$.title.node()).width) / 2;
+    } else {
+      // left
+      x = config.title_padding.left;
+    }

 
 

-            var e = d3.event.sourceEvent;
-            if (e && e.type === "brush") {
-                return;
-            }
-            startEvent = e;
-            config.zoom_onzoomstart.call($$.api, e);
-        }).on("zoom", function () {
-            if (config.zoom_type !== 'scroll') {
-                return;
-            }
+    return x;
+  };

 
 

-            var e = d3.event.sourceEvent;
-            if (e && e.type === "brush") {
-                return;
-            }
+  ChartInternal.prototype.yForTitle = function () {
+    var $$ = this;
+    return $$.config.title_padding.top + $$.getTextRect($$.title.node().textContent, $$.CLASS.title, $$.title.node()).height;
+  };

 
 

-            $$.redrawForZoom();
+  ChartInternal.prototype.getTitlePadding = function () {
+    var $$ = this;
+    return $$.yForTitle() + $$.config.title_padding.bottom;
+  };

 
 

-            config.zoom_onzoom.call($$.api, $$.x.orgDomain());
-        }).on('end', function () {
-            if (config.zoom_type !== 'scroll') {
-                return;
-            }
+  ChartInternal.prototype.initTooltip = function () {
+    var $$ = this,
+        config = $$.config,
+        i;
+    $$.tooltip = $$.selectChart.style("position", "relative").append("div").attr('class', CLASS.tooltipContainer).style("position", "absolute").style("pointer-events", "none").style("display", "none"); // Show tooltip if needed

 
 

-            var e = d3.event.sourceEvent;
-            if (e && e.type === "brush") {
-                return;
-            }
-            // if click, do nothing. otherwise, click interaction will be canceled.
-            if (e && startEvent.clientX === e.clientX && startEvent.clientY === e.clientY) {
-                return;
-            }
-            config.zoom_onzoomend.call($$.api, $$.x.orgDomain());
-        });
+    if (config.tooltip_init_show) {
+      if ($$.isTimeSeries() && isString(config.tooltip_init_x)) {
+        config.tooltip_init_x = $$.parseDate(config.tooltip_init_x);

 
 

-        $$.zoom.updateDomain = function () {
-            if (d3.event && d3.event.transform) {
-                $$.x.domain(d3.event.transform.rescaleX($$.subX).domain());
-            }
-            return this;
+        for (i = 0; i < $$.data.targets[0].values.length; i++) {
+          if ($$.data.targets[0].values[i].x - config.tooltip_init_x === 0) {
+            break;
+          }
+        }
+
+        config.tooltip_init_x = i;
+      }
+
+      $$.tooltip.html(config.tooltip_contents.call($$, $$.data.targets.map(function (d) {
+        return $$.addName(d.values[config.tooltip_init_x]);
+      }), $$.axis.getXAxisTickFormat(), $$.getYFormat($$.hasArcType()), $$.color));
+      $$.tooltip.style("top", config.tooltip_init_position.top).style("left", config.tooltip_init_position.left).style("display", "block");
+    }
+  };
+
+  ChartInternal.prototype.getTooltipSortFunction = function () {
+    var $$ = this,
+        config = $$.config;
+
+    if (config.data_groups.length === 0 || config.tooltip_order !== undefined) {
+      // if data are not grouped or if an order is specified
+      // for the tooltip values we sort them by their values
+      var order = config.tooltip_order;
+
+      if (order === undefined) {
+        order = config.data_order;
+      }
+
+      var valueOf = function valueOf(obj) {
+        return obj ? obj.value : null;
+      }; // if data are not grouped, we sort them by their value
+
+
+      if (isString(order) && order.toLowerCase() === 'asc') {
+        return function (a, b) {
+          return valueOf(a) - valueOf(b);

         };
         };

-        $$.zoom.updateExtent = function () {
-            this.scaleExtent([1, Infinity]).translateExtent([[0, 0], [$$.width, $$.height]]).extent([[0, 0], [$$.width, $$.height]]);
-            return this;
+      } else if (isString(order) && order.toLowerCase() === 'desc') {
+        return function (a, b) {
+          return valueOf(b) - valueOf(a);

         };
         };

-        $$.zoom.update = function () {
-            return this.updateExtent().updateDomain();
+      } else if (isFunction(order)) {
+        // if the function is from data_order we need
+        // to wrap the returned function in order to format
+        // the sorted value to the expected format
+        var sortFunction = order;
+
+        if (config.tooltip_order === undefined) {
+          sortFunction = function sortFunction(a, b) {
+            return order(a ? {
+              id: a.id,
+              values: [a]
+            } : null, b ? {
+              id: b.id,
+              values: [b]
+            } : null);
+          };
+        }
+
+        return sortFunction;
+      } else if (isArray(order)) {
+        return function (a, b) {
+          return order.indexOf(a.id) - order.indexOf(b.id);

         };
         };

+      }
+    } else {
+      // if data are grouped, we follow the order of grouped targets
+      var ids = $$.orderTargets($$.data.targets).map(function (i) {
+        return i.id;
+      }); // if it was either asc or desc we need to invert the order
+      // returned by orderTargets
+
+      if ($$.isOrderAsc() || $$.isOrderDesc()) {
+        ids = ids.reverse();
+      }

 
 

-        return $$.zoom.updateExtent();
-    };
-    ChartInternal.prototype.zoomTransform = function (range) {
-        var $$ = this,
-            s = [$$.x(range[0]), $$.x(range[1])];
-        return $$.d3.zoomIdentity.scale($$.width / (s[1] - s[0])).translate(-s[0], 0);
-    };
+      return function (a, b) {
+        return ids.indexOf(a.id) - ids.indexOf(b.id);
+      };
+    }
+  };
+
+  ChartInternal.prototype.getTooltipContent = function (d, defaultTitleFormat, defaultValueFormat, color) {
+    var $$ = this,
+        config = $$.config,
+        titleFormat = config.tooltip_format_title || defaultTitleFormat,
+        nameFormat = config.tooltip_format_name || function (name) {
+      return name;
+    },
+        valueFormat = config.tooltip_format_value || defaultValueFormat,
+        text,
+        i,
+        title,
+        value,
+        name,
+        bgcolor;
+
+    var tooltipSortFunction = this.getTooltipSortFunction();
+
+    if (tooltipSortFunction) {
+      d.sort(tooltipSortFunction);
+    }

 
 

-    ChartInternal.prototype.initDragZoom = function () {
-        var $$ = this;
-        var d3 = $$.d3;
-        var config = $$.config;
-        var context = $$.context = $$.svg;
-        var brushXPos = $$.margin.left + 20.5;
-        var brushYPos = $$.margin.top + 0.5;
+    for (i = 0; i < d.length; i++) {
+      if (!(d[i] && (d[i].value || d[i].value === 0))) {
+        continue;
+      }

 
 

-        if (!(config.zoom_type === 'drag' && config.zoom_enabled)) {
-            return;
+      if (!text) {
+        title = sanitise(titleFormat ? titleFormat(d[i].x) : d[i].x);
+        text = "<table class='" + $$.CLASS.tooltip + "'>" + (title || title === 0 ? "<tr><th colspan='2'>" + title + "</th></tr>" : "");
+      }
+
+      value = sanitise(valueFormat(d[i].value, d[i].ratio, d[i].id, d[i].index, d));
+
+      if (value !== undefined) {
+        // Skip elements when their name is set to null
+        if (d[i].name === null) {
+          continue;

         }
 
         }
 

-        var getZoomedDomain = function getZoomedDomain(selection) {
-            return selection && selection.map(function (x) {
-                return $$.x.invert(x);
-            });
-        };
+        name = sanitise(nameFormat(d[i].name, d[i].ratio, d[i].id, d[i].index));
+        bgcolor = $$.levelColor ? $$.levelColor(d[i].value) : color(d[i].id);
+        text += "<tr class='" + $$.CLASS.tooltipName + "-" + $$.getTargetSelectorSuffix(d[i].id) + "'>";
+        text += "<td class='name'><span style='background-color:" + bgcolor + "'></span>" + name + "</td>";
+        text += "<td class='value'>" + value + "</td>";
+        text += "</tr>";
+      }
+    }

 
 

-        var brush = $$.dragZoomBrush = d3.brushX().on("start", function () {
-            $$.api.unzoom();
+    return text + "</table>";
+  };
+
+  ChartInternal.prototype.tooltipPosition = function (dataToShow, tWidth, tHeight, element) {
+    var $$ = this,
+        config = $$.config,
+        d3 = $$.d3;
+    var svgLeft, tooltipLeft, tooltipRight, tooltipTop, chartRight;
+    var forArc = $$.hasArcType(),
+        mouse = d3.mouse(element); // Determin tooltip position
+
+    if (forArc) {
+      tooltipLeft = ($$.width - ($$.isLegendRight ? $$.getLegendWidth() : 0)) / 2 + mouse[0];
+      tooltipTop = ($$.hasType('gauge') ? $$.height : $$.height / 2) + mouse[1] + 20;
+    } else {
+      svgLeft = $$.getSvgLeft(true);
+
+      if (config.axis_rotated) {
+        tooltipLeft = svgLeft + mouse[0] + 100;
+        tooltipRight = tooltipLeft + tWidth;
+        chartRight = $$.currentWidth - $$.getCurrentPaddingRight();
+        tooltipTop = $$.x(dataToShow[0].x) + 20;
+      } else {
+        tooltipLeft = svgLeft + $$.getCurrentPaddingLeft(true) + $$.x(dataToShow[0].x) + 20;
+        tooltipRight = tooltipLeft + tWidth;
+        chartRight = svgLeft + $$.currentWidth - $$.getCurrentPaddingRight();
+        tooltipTop = mouse[1] + 15;
+      }

 
 

-            $$.svg.select("." + CLASS.dragZoom).classed("disabled", false);
+      if (tooltipRight > chartRight) {
+        // 20 is needed for Firefox to keep tooltip width
+        tooltipLeft -= tooltipRight - chartRight + 20;
+      }

 
 

-            config.zoom_onzoomstart.call($$.api, d3.event.sourceEvent);
-        }).on("brush", function () {
-            config.zoom_onzoom.call($$.api, getZoomedDomain(d3.event.selection));
-        }).on("end", function () {
-            if (d3.event.selection == null) {
-                return;
-            }
+      if (tooltipTop + tHeight > $$.currentHeight) {
+        tooltipTop -= tHeight + 30;
+      }
+    }

 
 

-            var zoomedDomain = getZoomedDomain(d3.event.selection);
+    if (tooltipTop < 0) {
+      tooltipTop = 0;
+    }

 
 

-            if (!config.zoom_disableDefaultBehavior) {
-                $$.api.zoom(zoomedDomain);
-            }
+    return {
+      top: tooltipTop,
+      left: tooltipLeft
+    };
+  };

 
 

-            $$.svg.select("." + CLASS.dragZoom).classed("disabled", true);
+  ChartInternal.prototype.showTooltip = function (selectedData, element) {
+    var $$ = this,
+        config = $$.config;
+    var tWidth, tHeight, position;
+    var forArc = $$.hasArcType(),
+        dataToShow = selectedData.filter(function (d) {
+      return d && isValue(d.value);
+    }),
+        positionFunction = config.tooltip_position || ChartInternal.prototype.tooltipPosition;

 
 

-            config.zoom_onzoomend.call($$.api, zoomedDomain);
-        });
+    if (dataToShow.length === 0 || !config.tooltip_show) {
+      return;
+    }
+
+    $$.tooltip.html(config.tooltip_contents.call($$, selectedData, $$.axis.getXAxisTickFormat(), $$.getYFormat(forArc), $$.color)).style("display", "block"); // Get tooltip dimensions
+
+    tWidth = $$.tooltip.property('offsetWidth');
+    tHeight = $$.tooltip.property('offsetHeight');
+    position = positionFunction.call(this, dataToShow, tWidth, tHeight, element); // Set tooltip
+
+    $$.tooltip.style("top", position.top + "px").style("left", position.left + 'px');
+  };
+
+  ChartInternal.prototype.hideTooltip = function () {
+    this.tooltip.style("display", "none");
+  };
+
+  ChartInternal.prototype.setTargetType = function (targetIds, type) {
+    var $$ = this,
+        config = $$.config;
+    $$.mapToTargetIds(targetIds).forEach(function (id) {
+      $$.withoutFadeIn[id] = type === config.data_types[id];
+      config.data_types[id] = type;
+    });
+
+    if (!targetIds) {
+      config.data_type = type;
+    }
+  };
+
+  ChartInternal.prototype.hasType = function (type, targets) {
+    var $$ = this,
+        types = $$.config.data_types,
+        has = false;
+    targets = targets || $$.data.targets;
+
+    if (targets && targets.length) {
+      targets.forEach(function (target) {
+        var t = types[target.id];
+
+        if (t && t.indexOf(type) >= 0 || !t && type === 'line') {
+          has = true;
+        }
+      });
+    } else if (Object.keys(types).length) {
+      Object.keys(types).forEach(function (id) {
+        if (types[id] === type) {
+          has = true;
+        }
+      });
+    } else {
+      has = $$.config.data_type === type;
+    }
+
+    return has;
+  };
+
+  ChartInternal.prototype.hasArcType = function (targets) {
+    return this.hasType('pie', targets) || this.hasType('donut', targets) || this.hasType('gauge', targets);
+  };
+
+  ChartInternal.prototype.isLineType = function (d) {
+    var config = this.config,
+        id = isString(d) ? d : d.id;
+    return !config.data_types[id] || ['line', 'spline', 'area', 'area-spline', 'step', 'area-step'].indexOf(config.data_types[id]) >= 0;
+  };
+
+  ChartInternal.prototype.isStepType = function (d) {
+    var id = isString(d) ? d : d.id;
+    return ['step', 'area-step'].indexOf(this.config.data_types[id]) >= 0;
+  };
+
+  ChartInternal.prototype.isSplineType = function (d) {
+    var id = isString(d) ? d : d.id;
+    return ['spline', 'area-spline'].indexOf(this.config.data_types[id]) >= 0;
+  };
+
+  ChartInternal.prototype.isAreaType = function (d) {
+    var id = isString(d) ? d : d.id;
+    return ['area', 'area-spline', 'area-step'].indexOf(this.config.data_types[id]) >= 0;
+  };
+
+  ChartInternal.prototype.isBarType = function (d) {
+    var id = isString(d) ? d : d.id;
+    return this.config.data_types[id] === 'bar';
+  };
+
+  ChartInternal.prototype.isScatterType = function (d) {
+    var id = isString(d) ? d : d.id;
+    return this.config.data_types[id] === 'scatter';
+  };
+
+  ChartInternal.prototype.isPieType = function (d) {
+    var id = isString(d) ? d : d.id;
+    return this.config.data_types[id] === 'pie';
+  };
+
+  ChartInternal.prototype.isGaugeType = function (d) {
+    var id = isString(d) ? d : d.id;
+    return this.config.data_types[id] === 'gauge';
+  };
+
+  ChartInternal.prototype.isDonutType = function (d) {
+    var id = isString(d) ? d : d.id;
+    return this.config.data_types[id] === 'donut';
+  };
+
+  ChartInternal.prototype.isArcType = function (d) {
+    return this.isPieType(d) || this.isDonutType(d) || this.isGaugeType(d);
+  };
+
+  ChartInternal.prototype.lineData = function (d) {
+    return this.isLineType(d) ? [d] : [];
+  };
+
+  ChartInternal.prototype.arcData = function (d) {
+    return this.isArcType(d.data) ? [d] : [];
+  };
+  /* not used
+   function scatterData(d) {
+   return isScatterType(d) ? d.values : [];
+   }
+   */
+
+
+  ChartInternal.prototype.barData = function (d) {
+    return this.isBarType(d) ? d.values : [];
+  };
+
+  ChartInternal.prototype.lineOrScatterData = function (d) {
+    return this.isLineType(d) || this.isScatterType(d) ? d.values : [];
+  };
+
+  ChartInternal.prototype.barOrLineData = function (d) {
+    return this.isBarType(d) || this.isLineType(d) ? d.values : [];
+  };
+
+  ChartInternal.prototype.isSafari = function () {
+    var ua = window.navigator.userAgent;
+    return ua.indexOf('Safari') >= 0 && ua.indexOf('Chrome') < 0;
+  };
+
+  ChartInternal.prototype.isChrome = function () {
+    var ua = window.navigator.userAgent;
+    return ua.indexOf('Chrome') >= 0;
+  };
+
+  ChartInternal.prototype.initZoom = function () {
+    var $$ = this,
+        d3 = $$.d3,
+        config = $$.config,
+        startEvent;
+    $$.zoom = d3.zoom().on("start", function () {
+      if (config.zoom_type !== 'scroll') {
+        return;
+      }
+
+      var e = d3.event.sourceEvent;
+
+      if (e && e.type === "brush") {
+        return;
+      }
+
+      startEvent = e;
+      config.zoom_onzoomstart.call($$.api, e);
+    }).on("zoom", function () {
+      if (config.zoom_type !== 'scroll') {
+        return;
+      }
+
+      var e = d3.event.sourceEvent;
+
+      if (e && e.type === "brush") {
+        return;
+      }
+
+      $$.redrawForZoom();
+      config.zoom_onzoom.call($$.api, $$.x.orgDomain());
+    }).on('end', function () {
+      if (config.zoom_type !== 'scroll') {
+        return;
+      }
+
+      var e = d3.event.sourceEvent;
+
+      if (e && e.type === "brush") {
+        return;
+      } // if click, do nothing. otherwise, click interaction will be canceled.
+
+
+      if (e && startEvent.clientX === e.clientX && startEvent.clientY === e.clientY) {
+        return;
+      }
+
+      config.zoom_onzoomend.call($$.api, $$.x.orgDomain());
+    });
+
+    $$.zoom.updateDomain = function () {
+      if (d3.event && d3.event.transform) {
+        $$.x.domain(d3.event.transform.rescaleX($$.subX).domain());
+      }

 
 

-        context.append("g").classed(CLASS.dragZoom, true).attr("clip-path", $$.clipPath).attr("transform", "translate(" + brushXPos + "," + brushYPos + ")").call(brush);
+      return this;

     };
 
     };
 

-    ChartInternal.prototype.getZoomDomain = function () {
-        var $$ = this,
-            config = $$.config,
-            d3 = $$.d3,
-            min = d3.min([$$.orgXDomain[0], config.zoom_x_min]),
-            max = d3.max([$$.orgXDomain[1], config.zoom_x_max]);
-        return [min, max];
+    $$.zoom.updateExtent = function () {
+      this.scaleExtent([1, Infinity]).translateExtent([[0, 0], [$$.width, $$.height]]).extent([[0, 0], [$$.width, $$.height]]);
+      return this;

     };
     };

-    ChartInternal.prototype.redrawForZoom = function () {
-        var $$ = this,
-            d3 = $$.d3,
-            config = $$.config,
-            zoom = $$.zoom,
-            x = $$.x;
-        if (!config.zoom_enabled) {
-            return;
-        }
-        if ($$.filterTargetsToShow($$.data.targets).length === 0) {
-            return;
-        }

 
 

-        zoom.update();
+    $$.zoom.update = function () {
+      return this.updateExtent().updateDomain();
+    };

 
 

-        if (config.zoom_disableDefaultBehavior) {
-            return;
-        }
+    return $$.zoom.updateExtent();
+  };

 
 

-        if ($$.isCategorized() && x.orgDomain()[0] === $$.orgXDomain[0]) {
-            x.domain([$$.orgXDomain[0] - 1e-10, x.orgDomain()[1]]);
-        }
+  ChartInternal.prototype.zoomTransform = function (range) {
+    var $$ = this,
+        s = [$$.x(range[0]), $$.x(range[1])];
+    return $$.d3.zoomIdentity.scale($$.width / (s[1] - s[0])).translate(-s[0], 0);
+  };

 
 

-        $$.redraw({
-            withTransition: false,
-            withY: config.zoom_rescale,
-            withSubchart: false,
-            withEventRect: false,
-            withDimension: false
-        });
+  ChartInternal.prototype.initDragZoom = function () {
+    var $$ = this;
+    var d3 = $$.d3;
+    var config = $$.config;
+    var context = $$.context = $$.svg;
+    var brushXPos = $$.margin.left + 20.5;
+    var brushYPos = $$.margin.top + 0.5;

 
 

-        if (d3.event.sourceEvent && d3.event.sourceEvent.type === 'mousemove') {
-            $$.cancelClick = true;
-        }
-    };
+    if (!(config.zoom_type === 'drag' && config.zoom_enabled)) {
+      return;
+    }
+
+    var getZoomedDomain = function getZoomedDomain(selection) {
+      return selection && selection.map(function (x) {
+        return $$.x.invert(x);
+      });
+    };
+
+    var brush = $$.dragZoomBrush = d3.brushX().on("start", function () {
+      $$.api.unzoom();
+      $$.svg.select("." + CLASS.dragZoom).classed("disabled", false);
+      config.zoom_onzoomstart.call($$.api, d3.event.sourceEvent);
+    }).on("brush", function () {
+      config.zoom_onzoom.call($$.api, getZoomedDomain(d3.event.selection));
+    }).on("end", function () {
+      if (d3.event.selection == null) {
+        return;
+      }
+
+      var zoomedDomain = getZoomedDomain(d3.event.selection);
+
+      if (!config.zoom_disableDefaultBehavior) {
+        $$.api.zoom(zoomedDomain);
+      }
+
+      $$.svg.select("." + CLASS.dragZoom).classed("disabled", true);
+      config.zoom_onzoomend.call($$.api, zoomedDomain);
+    });
+    context.append("g").classed(CLASS.dragZoom, true).attr("clip-path", $$.clipPath).attr("transform", "translate(" + brushXPos + "," + brushYPos + ")").call(brush);
+  };
+
+  ChartInternal.prototype.getZoomDomain = function () {
+    var $$ = this,
+        config = $$.config,
+        d3 = $$.d3,
+        min = d3.min([$$.orgXDomain[0], config.zoom_x_min]),
+        max = d3.max([$$.orgXDomain[1], config.zoom_x_max]);
+    return [min, max];
+  };
+
+  ChartInternal.prototype.redrawForZoom = function () {
+    var $$ = this,
+        d3 = $$.d3,
+        config = $$.config,
+        zoom = $$.zoom,
+        x = $$.x;
+
+    if (!config.zoom_enabled) {
+      return;
+    }
+
+    if ($$.filterTargetsToShow($$.data.targets).length === 0) {
+      return;
+    }
+
+    zoom.update();
+
+    if (config.zoom_disableDefaultBehavior) {
+      return;
+    }
+
+    if ($$.isCategorized() && x.orgDomain()[0] === $$.orgXDomain[0]) {
+      x.domain([$$.orgXDomain[0] - 1e-10, x.orgDomain()[1]]);
+    }
+
+    $$.redraw({
+      withTransition: false,
+      withY: config.zoom_rescale,
+      withSubchart: false,
+      withEventRect: false,
+      withDimension: false
+    });
+
+    if (d3.event.sourceEvent && d3.event.sourceEvent.type === 'mousemove') {
+      $$.cancelClick = true;
+    }
+  };

 
 

-    return c3;
+  return c3;

 
 })));
 
 })));

diff --git a/web/static/c3.min.js b/web/static/c3.min.js
index a5a21e9e1104734c8073b515732b50d72b1ca758..cf7adbeeb494d66ffe02757d7cbc9a9e789713c5 100644 (file)
--- a/web/static/c3.min.js
+++ b/web/static/c3.min.js
@@ -1,2 +1,2 @@
-/* @license C3.js v0.6.7 | (c) C3 Team and other contributors | http://c3js.org/ */
-!function(t,e){"object"==typeof exports&&"undefined"!=typeof module?module.exports=e():"function"==typeof define&&define.amd?define(e):t.c3=e()}(this,function(){"use strict";function l(t){var e=this;e.d3=window.d3?window.d3:"undefined"!=typeof require?require("d3"):void 0,e.api=t,e.config=e.getDefaultConfig(),e.data={},e.cache={},e.axes={}}function n(t){var e=this.internal=new l(this);e.loadConfig(t),e.beforeInit(t),e.init(),e.afterInit(t),function e(i,n,r){Object.keys(i).forEach(function(t){n[t]=i[t].bind(r),0<Object.keys(i[t]).length&&e(i[t],n[t],r)})}(n.prototype,this,this)}function i(t,e){var i=this;i.component=t,i.params=e||{},i.d3=t.d3,i.scale=i.d3.scaleLinear(),i.range,i.orient="bottom",i.innerTickSize=6,i.outerTickSize=this.params.withOuterTick?6:0,i.tickPadding=3,i.tickValues=null,i.tickFormat,i.tickArguments,i.tickOffset=0,i.tickCulling=!0,i.tickCentered,i.tickTextCharSize,i.tickTextRotate=i.params.tickTextRotate,i.tickLength,i.axis=i.generateAxis()}i.prototype.axisX=function(t,e,i){t.attr("transform",function(t){return"translate("+Math.ceil(e(t)+i)+", 0)"})},i.prototype.axisY=function(t,e){t.attr("transform",function(t){return"translate(0,"+Math.ceil(e(t))+")"})},i.prototype.scaleExtent=function(t){var e=t[0],i=t[t.length-1];return e<i?[e,i]:[i,e]},i.prototype.generateTicks=function(t){var e,i,n=[];if(t.ticks)return t.ticks.apply(t,this.tickArguments);for(i=t.domain(),e=Math.ceil(i[0]);e<i[1];e++)n.push(e);return 0<n.length&&0<n[0]&&n.unshift(n[0]-(n[1]-n[0])),n},i.prototype.copyScale=function(){var t,e=this,i=e.scale.copy();return e.params.isCategory&&(t=e.scale.domain(),i.domain([t[0],t[1]-1])),i},i.prototype.textFormatted=function(t){var e=this.tickFormat?this.tickFormat(t):t;return void 0!==e?e:""},i.prototype.updateRange=function(){var t=this;return t.range=t.scale.rangeExtent?t.scale.rangeExtent():t.scaleExtent(t.scale.range()),t.range},i.prototype.updateTickTextCharSize=function(t){var a=this;if(a.tickTextCharSize)return a.tickTextCharSize;var o={h:11.5,w:5.5};return t.select("text").text(function(t){return a.textFormatted(t)}).each(function(t){var e=this.getBoundingClientRect(),i=a.textFormatted(t),n=e.height,r=i?e.width/i.length:void 0;n&&r&&(o.h=n,o.w=r)}).text(""),a.tickTextCharSize=o},i.prototype.isVertical=function(){return"left"===this.orient||"right"===this.orient},i.prototype.tspanData=function(t,e,i){var n=this,r=n.params.tickMultiline?n.splitTickText(t,i):[].concat(n.textFormatted(t));return n.params.tickMultiline&&0<n.params.tickMultilineMax&&(r=n.ellipsify(r,n.params.tickMultilineMax)),r.map(function(t){return{index:e,splitted:t,length:r.length}})},i.prototype.splitTickText=function(t,e){var r,a,o,s=this,i=s.textFormatted(t),c=s.params.tickWidth;if("[object Array]"===Object.prototype.toString.call(i))return i;return(!c||c<=0)&&(c=s.isVertical()?95:s.params.isCategory?Math.ceil(e(1)-e(0))-12:110),function t(e,i){a=void 0;for(var n=1;n<i.length;n++)if(" "===i.charAt(n)&&(a=n),r=i.substr(0,n+1),o=s.tickTextCharSize.w*r.length,c<o)return t(e.concat(i.substr(0,a||n)),i.slice(a?a+1:n));return e.concat(i)}([],i+"")},i.prototype.ellipsify=function(t,e){if(t.length<=e)return t;for(var i=t.slice(0,e),n=3,r=e-1;0<=r;r--){var a=i[r].length;if(i[r]=i[r].substr(0,a-n).padEnd(a,"."),(n-=a)<=0)break}return i},i.prototype.updateTickLength=function(){this.tickLength=Math.max(this.innerTickSize,0)+this.tickPadding},i.prototype.lineY2=function(t){var e=this,i=e.scale(t)+(e.tickCentered?0:e.tickOffset);return e.range[0]<i&&i<e.range[1]?e.innerTickSize:0},i.prototype.textY=function(){var t=this.tickTextRotate;return t?11.5-t/15*2.5*(0<t?1:-1):this.tickLength},i.prototype.textTransform=function(){var t=this.tickTextRotate;return t?"rotate("+t+")":""},i.prototype.textTextAnchor=function(){var t=this.tickTextRotate;return t?0<t?"start":"end":"middle"},i.prototype.tspanDx=function(){var t=this.tickTextRotate;return t?8*Math.sin(Math.PI*(t/180)):0},i.prototype.tspanDy=function(t,e){var i=this.tickTextCharSize.h;return 0===e&&(i=this.isVertical()?-((t.length-1)*(this.tickTextCharSize.h/2)-3):".71em"),i},i.prototype.generateAxis=function(){var w=this,v=w.d3,b=w.params;function A(t,m){var S;return t.each(function(){var t,e,i,n=A.g=v.select(this),r=this.__chart__||w.scale,a=this.__chart__=w.copyScale(),o=w.tickValues?w.tickValues:w.generateTicks(a),s=n.selectAll(".tick").data(o,a),c=s.enter().insert("g",".domain").attr("class","tick").style("opacity",1e-6),d=s.exit().remove(),l=s.merge(c);b.isCategory?(w.tickOffset=Math.ceil((a(1)-a(0))/2),e=w.tickCentered?0:w.tickOffset,i=w.tickCentered?w.tickOffset:0):w.tickOffset=e=0,w.updateRange(),w.updateTickLength(),w.updateTickTextCharSize(n.select(".tick"));var u=l.select("line").merge(c.append("line")),h=l.select("text").merge(c.append("text")),g=l.selectAll("text").selectAll("tspan").data(function(t,e){return w.tspanData(t,e,a)}),p=g.enter().append("tspan").merge(g).text(function(t){return t.splitted});g.exit().remove();var f=n.selectAll(".domain").data([0]),_=f.enter().append("path").merge(f).attr("class","domain");switch(w.orient){case"bottom":t=w.axisX,u.attr("x1",e).attr("x2",e).attr("y2",function(t,e){return w.lineY2(t,e)}),h.attr("x",0).attr("y",function(t,e){return w.textY(t,e)}).attr("transform",function(t,e){return w.textTransform(t,e)}).style("text-anchor",function(t,e){return w.textTextAnchor(t,e)}),p.attr("x",0).attr("dy",function(t,e){return w.tspanDy(t,e)}).attr("dx",function(t,e){return w.tspanDx(t,e)}),_.attr("d","M"+w.range[0]+","+w.outerTickSize+"V0H"+w.range[1]+"V"+w.outerTickSize);break;case"top":t=w.axisX,u.attr("x1",e).attr("x2",e).attr("y2",function(t,e){return-1*w.lineY2(t,e)}),h.attr("x",0).attr("y",function(t,e){return-1*w.textY(t,e)-(b.isCategory?2:w.tickLength-2)}).attr("transform",function(t,e){return w.textTransform(t,e)}).style("text-anchor",function(t,e){return w.textTextAnchor(t,e)}),p.attr("x",0).attr("dy",function(t,e){return w.tspanDy(t,e)}).attr("dx",function(t,e){return w.tspanDx(t,e)}),_.attr("d","M"+w.range[0]+","+-w.outerTickSize+"V0H"+w.range[1]+"V"+-w.outerTickSize);break;case"left":t=w.axisY,u.attr("x2",-w.innerTickSize).attr("y1",i).attr("y2",i),h.attr("x",-w.tickLength).attr("y",w.tickOffset).style("text-anchor","end"),p.attr("x",-w.tickLength).attr("dy",function(t,e){return w.tspanDy(t,e)}),_.attr("d","M"+-w.outerTickSize+","+w.range[0]+"H0V"+w.range[1]+"H"+-w.outerTickSize);break;case"right":t=w.axisY,u.attr("x2",w.innerTickSize).attr("y1",i).attr("y2",i),h.attr("x",w.tickLength).attr("y",w.tickOffset).style("text-anchor","start"),p.attr("x",w.tickLength).attr("dy",function(t,e){return w.tspanDy(t,e)}),_.attr("d","M"+w.outerTickSize+","+w.range[0]+"H0V"+w.range[1]+"H"+w.outerTickSize)}if(a.rangeBand){var x=a,y=x.rangeBand()/2;r=a=function(t){return x(t)+y}}else r.rangeBand?r=a:d.call(t,a,w.tickOffset);c.call(t,r,w.tickOffset),S=(m?l.transition(m):l).style("opacity",1).call(t,a,w.tickOffset)}),S}return A.scale=function(t){return arguments.length?(w.scale=t,A):w.scale},A.orient=function(t){return arguments.length?(w.orient=t in{top:1,right:1,bottom:1,left:1}?t+"":"bottom",A):w.orient},A.tickFormat=function(t){return arguments.length?(w.tickFormat=t,A):w.tickFormat},A.tickCentered=function(t){return arguments.length?(w.tickCentered=t,A):w.tickCentered},A.tickOffset=function(){return w.tickOffset},A.tickInterval=function(){var t;return(t=b.isCategory?2*w.tickOffset:(A.g.select("path.domain").node().getTotalLength()-2*w.outerTickSize)/A.g.selectAll("line").size())===1/0?0:t},A.ticks=function(){return arguments.length?(w.tickArguments=arguments,A):w.tickArguments},A.tickCulling=function(t){return arguments.length?(w.tickCulling=t,A):w.tickCulling},A.tickValues=function(t){if("function"==typeof t)w.tickValues=function(){return t(w.scale.domain())};else{if(!arguments.length)return w.tickValues;w.tickValues=t}return A},A};var Y={target:"c3-target",chart:"c3-chart",chartLine:"c3-chart-line",chartLines:"c3-chart-lines",chartBar:"c3-chart-bar",chartBars:"c3-chart-bars",chartText:"c3-chart-text",chartTexts:"c3-chart-texts",chartArc:"c3-chart-arc",chartArcs:"c3-chart-arcs",chartArcsTitle:"c3-chart-arcs-title",chartArcsBackground:"c3-chart-arcs-background",chartArcsGaugeUnit:"c3-chart-arcs-gauge-unit",chartArcsGaugeMax:"c3-chart-arcs-gauge-max",chartArcsGaugeMin:"c3-chart-arcs-gauge-min",selectedCircle:"c3-selected-circle",selectedCircles:"c3-selected-circles",eventRect:"c3-event-rect",eventRects:"c3-event-rects",eventRectsSingle:"c3-event-rects-single",eventRectsMultiple:"c3-event-rects-multiple",zoomRect:"c3-zoom-rect",brush:"c3-brush",dragZoom:"c3-drag-zoom",focused:"c3-focused",defocused:"c3-defocused",region:"c3-region",regions:"c3-regions",title:"c3-title",tooltipContainer:"c3-tooltip-container",tooltip:"c3-tooltip",tooltipName:"c3-tooltip-name",shape:"c3-shape",shapes:"c3-shapes",line:"c3-line",lines:"c3-lines",bar:"c3-bar",bars:"c3-bars",circle:"c3-circle",circles:"c3-circles",arc:"c3-arc",arcLabelLine:"c3-arc-label-line",arcs:"c3-arcs",area:"c3-area",areas:"c3-areas",empty:"c3-empty",text:"c3-text",texts:"c3-texts",gaugeValue:"c3-gauge-value",grid:"c3-grid",gridLines:"c3-grid-lines",xgrid:"c3-xgrid",xgrids:"c3-xgrids",xgridLine:"c3-xgrid-line",xgridLines:"c3-xgrid-lines",xgridFocus:"c3-xgrid-focus",ygrid:"c3-ygrid",ygrids:"c3-ygrids",ygridLine:"c3-ygrid-line",ygridLines:"c3-ygrid-lines",axis:"c3-axis",axisX:"c3-axis-x",axisXLabel:"c3-axis-x-label",axisY:"c3-axis-y",axisYLabel:"c3-axis-y-label",axisY2:"c3-axis-y2",axisY2Label:"c3-axis-y2-label",legendBackground:"c3-legend-background",legendItem:"c3-legend-item",legendItemEvent:"c3-legend-item-event",legendItemTile:"c3-legend-item-tile",legendItemHidden:"c3-legend-item-hidden",legendItemFocused:"c3-legend-item-focused",dragarea:"c3-dragarea",EXPANDED:"_expanded_",SELECTED:"_selected_",INCLUDED:"_included_"},s="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(t){return typeof t}:function(t){return t&&"function"==typeof Symbol&&t.constructor===Symbol&&t!==Symbol.prototype?"symbol":typeof t},a=function(t){return Math.ceil(t)+.5},r=function(t){return 10*Math.ceil(t/10)},k=function(t){return t[1]-t[0]},N=function(t,e,i){return D(t[e])?t[e]:i},y=function(t){var e=t.getBoundingClientRect(),i=[t.pathSegList.getItem(0),t.pathSegList.getItem(1)];return{x:i[0].x,y:Math.min(i[0].y,i[1].y),width:e.width,height:e.height}},o=function(t){return Array.isArray(t)},D=function(t){return void 0!==t},u=function(t){return null==t||c(t)&&0===t.length||"object"===(void 0===t?"undefined":s(t))&&0===Object.keys(t).length},h=function(t){return"function"==typeof t},c=function(t){return"string"==typeof t},v=function(t){return void 0===t},P=function(t){return t||0===t},C=function(t){return!u(t)},_=function(t){return"string"==typeof t?t.replace(/</g,"&lt;").replace(/>/g,"&gt;"):t},d=function t(e){!function(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}(this,t),this.owner=e,this.d3=e.d3,this.internal=i};d.prototype.init=function(){var t=this.owner,e=t.config,i=t.main;t.axes.x=i.append("g").attr("class",Y.axis+" "+Y.axisX).attr("clip-path",e.axis_x_inner?"":t.clipPathForXAxis).attr("transform",t.getTranslate("x")).style("visibility",e.axis_x_show?"visible":"hidden"),t.axes.x.append("text").attr("class",Y.axisXLabel).attr("transform",e.axis_rotated?"rotate(-90)":"").style("text-anchor",this.textAnchorForXAxisLabel.bind(this)),t.axes.y=i.append("g").attr("class",Y.axis+" "+Y.axisY).attr("clip-path",e.axis_y_inner?"":t.clipPathForYAxis).attr("transform",t.getTranslate("y")).style("visibility",e.axis_y_show?"visible":"hidden"),t.axes.y.append("text").attr("class",Y.axisYLabel).attr("transform",e.axis_rotated?"":"rotate(-90)").style("text-anchor",this.textAnchorForYAxisLabel.bind(this)),t.axes.y2=i.append("g").attr("class",Y.axis+" "+Y.axisY2).attr("transform",t.getTranslate("y2")).style("visibility",e.axis_y2_show?"visible":"hidden"),t.axes.y2.append("text").attr("class",Y.axisY2Label).attr("transform",e.axis_rotated?"":"rotate(-90)").style("text-anchor",this.textAnchorForY2AxisLabel.bind(this))},d.prototype.getXAxis=function(t,e,i,n,r,a,o){var s=this.owner,c=s.config,d={isCategory:s.isCategorized(),withOuterTick:r,tickMultiline:c.axis_x_tick_multiline,tickMultilineMax:c.axis_x_tick_multiline?Number(c.axis_x_tick_multilineMax):0,tickWidth:c.axis_x_tick_width,tickTextRotate:o?0:c.axis_x_tick_rotate,withoutTransition:a},l=new this.internal(this,d).axis.scale(t).orient(e);return s.isTimeSeries()&&n&&"function"!=typeof n&&(n=n.map(function(t){return s.parseDate(t)})),l.tickFormat(i).tickValues(n),s.isCategorized()&&(l.tickCentered(c.axis_x_tick_centered),u(c.axis_x_tick_culling)&&(c.axis_x_tick_culling=!1)),l},d.prototype.updateXAxisTickValues=function(t,e){var i,n=this.owner,r=n.config;return(r.axis_x_tick_fit||r.axis_x_tick_count)&&(i=this.generateTickValues(n.mapTargetsToUniqueXs(t),r.axis_x_tick_count,n.isTimeSeries())),e?e.tickValues(i):(n.xAxis.tickValues(i),n.subXAxis.tickValues(i)),i},d.prototype.getYAxis=function(t,e,i,n,r,a,o){var s=this.owner,c=s.config,d={withOuterTick:r,withoutTransition:a,tickTextRotate:o?0:c.axis_y_tick_rotate},l=new this.internal(this,d).axis.scale(t).orient(e).tickFormat(i);return s.isTimeSeriesY()?l.ticks(c.axis_y_tick_time_type,c.axis_y_tick_time_interval):l.tickValues(n),l},d.prototype.getId=function(t){var e=this.owner.config;return t in e.data_axes?e.data_axes[t]:"y"},d.prototype.getXAxisTickFormat=function(){var e=this.owner,i=e.config,n=e.isTimeSeries()?e.defaultAxisTimeFormat:e.isCategorized()?e.categoryName:function(t){return t};return i.axis_x_tick_format&&(h(i.axis_x_tick_format)?n=i.axis_x_tick_format:e.isTimeSeries()&&(n=function(t){return t?e.axisTimeFormat(i.axis_x_tick_format)(t):""})),h(n)?function(t){return n.call(e,t)}:n},d.prototype.getTickValues=function(t,e){return t||(e?e.tickValues():void 0)},d.prototype.getXAxisTickValues=function(){return this.getTickValues(this.owner.config.axis_x_tick_values,this.owner.xAxis)},d.prototype.getYAxisTickValues=function(){return this.getTickValues(this.owner.config.axis_y_tick_values,this.owner.yAxis)},d.prototype.getY2AxisTickValues=function(){return this.getTickValues(this.owner.config.axis_y2_tick_values,this.owner.y2Axis)},d.prototype.getLabelOptionByAxisId=function(t){var e,i=this.owner.config;return"y"===t?e=i.axis_y_label:"y2"===t?e=i.axis_y2_label:"x"===t&&(e=i.axis_x_label),e},d.prototype.getLabelText=function(t){var e=this.getLabelOptionByAxisId(t);return c(e)?e:e?e.text:null},d.prototype.setLabelText=function(t,e){var i=this.owner.config,n=this.getLabelOptionByAxisId(t);c(n)?"y"===t?i.axis_y_label=e:"y2"===t?i.axis_y2_label=e:"x"===t&&(i.axis_x_label=e):n&&(n.text=e)},d.prototype.getLabelPosition=function(t,e){var i=this.getLabelOptionByAxisId(t),n=i&&"object"===(void 0===i?"undefined":s(i))&&i.position?i.position:e;return{isInner:0<=n.indexOf("inner"),isOuter:0<=n.indexOf("outer"),isLeft:0<=n.indexOf("left"),isCenter:0<=n.indexOf("center"),isRight:0<=n.indexOf("right"),isTop:0<=n.indexOf("top"),isMiddle:0<=n.indexOf("middle"),isBottom:0<=n.indexOf("bottom")}},d.prototype.getXAxisLabelPosition=function(){return this.getLabelPosition("x",this.owner.config.axis_rotated?"inner-top":"inner-right")},d.prototype.getYAxisLabelPosition=function(){return this.getLabelPosition("y",this.owner.config.axis_rotated?"inner-right":"inner-top")},d.prototype.getY2AxisLabelPosition=function(){return this.getLabelPosition("y2",this.owner.config.axis_rotated?"inner-right":"inner-top")},d.prototype.getLabelPositionById=function(t){return"y2"===t?this.getY2AxisLabelPosition():"y"===t?this.getYAxisLabelPosition():this.getXAxisLabelPosition()},d.prototype.textForXAxisLabel=function(){return this.getLabelText("x")},d.prototype.textForYAxisLabel=function(){return this.getLabelText("y")},d.prototype.textForY2AxisLabel=function(){return this.getLabelText("y2")},d.prototype.xForAxisLabel=function(t,e){var i=this.owner;return t?e.isLeft?0:e.isCenter?i.width/2:i.width:e.isBottom?-i.height:e.isMiddle?-i.height/2:0},d.prototype.dxForAxisLabel=function(t,e){return t?e.isLeft?"0.5em":e.isRight?"-0.5em":"0":e.isTop?"-0.5em":e.isBottom?"0.5em":"0"},d.prototype.textAnchorForAxisLabel=function(t,e){return t?e.isLeft?"start":e.isCenter?"middle":"end":e.isBottom?"start":e.isMiddle?"middle":"end"},d.prototype.xForXAxisLabel=function(){return this.xForAxisLabel(!this.owner.config.axis_rotated,this.getXAxisLabelPosition())},d.prototype.xForYAxisLabel=function(){return this.xForAxisLabel(this.owner.config.axis_rotated,this.getYAxisLabelPosition())},d.prototype.xForY2AxisLabel=function(){return this.xForAxisLabel(this.owner.config.axis_rotated,this.getY2AxisLabelPosition())},d.prototype.dxForXAxisLabel=function(){return this.dxForAxisLabel(!this.owner.config.axis_rotated,this.getXAxisLabelPosition())},d.prototype.dxForYAxisLabel=function(){return this.dxForAxisLabel(this.owner.config.axis_rotated,this.getYAxisLabelPosition())},d.prototype.dxForY2AxisLabel=function(){return this.dxForAxisLabel(this.owner.config.axis_rotated,this.getY2AxisLabelPosition())},d.prototype.dyForXAxisLabel=function(){var t=this.owner,e=t.config,i=this.getXAxisLabelPosition();return e.axis_rotated?i.isInner?"1.2em":-25-(t.config.axis_x_inner?0:this.getMaxTickWidth("x")):i.isInner?"-0.5em":e.axis_x_height?e.axis_x_height-10:"3em"},d.prototype.dyForYAxisLabel=function(){var t=this.owner,e=this.getYAxisLabelPosition();return t.config.axis_rotated?e.isInner?"-0.5em":"3em":e.isInner?"1.2em":-10-(t.config.axis_y_inner?0:this.getMaxTickWidth("y")+10)},d.prototype.dyForY2AxisLabel=function(){var t=this.owner,e=this.getY2AxisLabelPosition();return t.config.axis_rotated?e.isInner?"1.2em":"-2.2em":e.isInner?"-0.5em":15+(t.config.axis_y2_inner?0:this.getMaxTickWidth("y2")+15)},d.prototype.textAnchorForXAxisLabel=function(){var t=this.owner;return this.textAnchorForAxisLabel(!t.config.axis_rotated,this.getXAxisLabelPosition())},d.prototype.textAnchorForYAxisLabel=function(){var t=this.owner;return this.textAnchorForAxisLabel(t.config.axis_rotated,this.getYAxisLabelPosition())},d.prototype.textAnchorForY2AxisLabel=function(){var t=this.owner;return this.textAnchorForAxisLabel(t.config.axis_rotated,this.getY2AxisLabelPosition())},d.prototype.getMaxTickWidth=function(t,e){var i,n,r,a,o=this.owner,s=o.config,c=0;return e&&o.currentMaxTickWidths[t]||(o.svg&&(i=o.filterTargetsToShow(o.data.targets),"y"===t?(n=o.y.copy().domain(o.getYDomain(i,"y")),r=this.getYAxis(n,o.yOrient,s.axis_y_tick_format,o.yAxisTickValues,!1,!0,!0)):"y2"===t?(n=o.y2.copy().domain(o.getYDomain(i,"y2")),r=this.getYAxis(n,o.y2Orient,s.axis_y2_tick_format,o.y2AxisTickValues,!1,!0,!0)):(n=o.x.copy().domain(o.getXDomain(i)),r=this.getXAxis(n,o.xOrient,o.xAxisTickFormat,o.xAxisTickValues,!1,!0,!0),this.updateXAxisTickValues(i,r)),(a=o.d3.select("body").append("div").classed("c3",!0)).append("svg").style("visibility","hidden").style("position","fixed").style("top",0).style("left",0).append("g").call(r).each(function(){o.d3.select(this).selectAll("text").each(function(){var t=this.getBoundingClientRect();c<t.width&&(c=t.width)}),a.remove()})),o.currentMaxTickWidths[t]=c<=0?o.currentMaxTickWidths[t]:c),o.currentMaxTickWidths[t]},d.prototype.updateLabels=function(t){var e=this.owner,i=e.main.select("."+Y.axisX+" ."+Y.axisXLabel),n=e.main.select("."+Y.axisY+" ."+Y.axisYLabel),r=e.main.select("."+Y.axisY2+" ."+Y.axisY2Label);(t?i.transition():i).attr("x",this.xForXAxisLabel.bind(this)).attr("dx",this.dxForXAxisLabel.bind(this)).attr("dy",this.dyForXAxisLabel.bind(this)).text(this.textForXAxisLabel.bind(this)),(t?n.transition():n).attr("x",this.xForYAxisLabel.bind(this)).attr("dx",this.dxForYAxisLabel.bind(this)).attr("dy",this.dyForYAxisLabel.bind(this)).text(this.textForYAxisLabel.bind(this)),(t?r.transition():r).attr("x",this.xForY2AxisLabel.bind(this)).attr("dx",this.dxForY2AxisLabel.bind(this)).attr("dy",this.dyForY2AxisLabel.bind(this)).text(this.textForY2AxisLabel.bind(this))},d.prototype.getPadding=function(t,e,i,n){var r="number"==typeof t?t:t[e];return P(r)?"ratio"===t.unit?t[e]*n:this.convertPixelsToAxisPadding(r,n):i},d.prototype.convertPixelsToAxisPadding=function(t,e){var i=this.owner;return e*(t/(i.config.axis_rotated?i.width:i.height))},d.prototype.generateTickValues=function(t,e,i){var n,r,a,o,s,c,d,l=t;if(e)if(1===(n=h(e)?e():e))l=[t[0]];else if(2===n)l=[t[0],t[t.length-1]];else if(2<n){for(o=n-2,r=t[0],s=((a=t[t.length-1])-r)/(o+1),l=[r],c=0;c<o;c++)d=+r+s*(c+1),l.push(i?new Date(d):d);l.push(a)}return i||(l=l.sort(function(t,e){return t-e})),l},d.prototype.generateTransitions=function(t){var e=this.owner.axes;return{axisX:t?e.x.transition().duration(t):e.x,axisY:t?e.y.transition().duration(t):e.y,axisY2:t?e.y2.transition().duration(t):e.y2,axisSubX:t?e.subx.transition().duration(t):e.subx}},d.prototype.redraw=function(t,e){var i=this.owner,n=t?i.d3.transition().duration(t):null;i.axes.x.style("opacity",e?0:1).call(i.xAxis,n),i.axes.y.style("opacity",e?0:1).call(i.yAxis,n),i.axes.y2.style("opacity",e?0:1).call(i.y2Axis,n),i.axes.subx.style("opacity",e?0:1).call(i.subXAxis,n)};var t={version:"0.6.7",chart:{fn:n.prototype,internal:{fn:l.prototype,axis:{fn:d.prototype,internal:{fn:i.prototype}}}},generate:function(t){return new n(t)}};return l.prototype.beforeInit=function(){},l.prototype.afterInit=function(){},l.prototype.init=function(){var t=this,e=t.config;if(t.initParams(),e.data_url)t.convertUrlToData(e.data_url,e.data_mimeType,e.data_headers,e.data_keys,t.initWithData);else if(e.data_json)t.initWithData(t.convertJsonToData(e.data_json,e.data_keys));else if(e.data_rows)t.initWithData(t.convertRowsToData(e.data_rows));else{if(!e.data_columns)throw Error("url or json or rows or columns is required.");t.initWithData(t.convertColumnsToData(e.data_columns))}},l.prototype.initParams=function(){var t=this,e=t.d3,i=t.config;t.clipId="c3-"+ +new Date+"-clip",t.clipIdForXAxis=t.clipId+"-xaxis",t.clipIdForYAxis=t.clipId+"-yaxis",t.clipIdForGrid=t.clipId+"-grid",t.clipIdForSubchart=t.clipId+"-subchart",t.clipPath=t.getClipPath(t.clipId),t.clipPathForXAxis=t.getClipPath(t.clipIdForXAxis),t.clipPathForYAxis=t.getClipPath(t.clipIdForYAxis),t.clipPathForGrid=t.getClipPath(t.clipIdForGrid),t.clipPathForSubchart=t.getClipPath(t.clipIdForSubchart),t.dragStart=null,t.dragging=!1,t.flowing=!1,t.cancelClick=!1,t.mouseover=!1,t.transiting=!1,t.color=t.generateColor(),t.levelColor=t.generateLevelColor(),t.dataTimeParse=(i.data_xLocaltime?e.timeParse:e.utcParse)(t.config.data_xFormat),t.axisTimeFormat=i.axis_x_localtime?e.timeFormat:e.utcFormat,t.defaultAxisTimeFormat=function(t){return t.getMilliseconds()?e.timeFormat(".%L")(t):t.getSeconds()?e.timeFormat(":%S")(t):t.getMinutes()?e.timeFormat("%I:%M")(t):t.getHours()?e.timeFormat("%I 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window.SVGPathSegLinetoHorizontalAbs(void 0,t)},window.SVGPathElement.prototype.createSVGPathSegLinetoHorizontalRel=function(t){return new window.SVGPathSegLinetoHorizontalRel(void 0,t)},window.SVGPathElement.prototype.createSVGPathSegLinetoVerticalAbs=function(t){return new window.SVGPathSegLinetoVerticalAbs(void 0,t)},window.SVGPathElement.prototype.createSVGPathSegLinetoVerticalRel=function(t){return new window.SVGPathSegLinetoVerticalRel(void 0,t)},window.SVGPathElement.prototype.createSVGPathSegCurvetoCubicSmoothAbs=function(t,e,i,n){return new window.SVGPathSegCurvetoCubicSmoothAbs(void 0,t,e,i,n)},window.SVGPathElement.prototype.createSVGPathSegCurvetoCubicSmoothRel=function(t,e,i,n){return new window.SVGPathSegCurvetoCubicSmoothRel(void 0,t,e,i,n)},window.SVGPathElement.prototype.createSVGPathSegCurvetoQuadraticSmoothAbs=function(t,e){return new window.SVGPathSegCurvetoQuadraticSmoothAbs(void 0,t,e)},window.SVGPathElement.prototype.createSVGPathSegCurvetoQuadraticSmoothRel=function(t,e){return new window.SVGPathSegCurvetoQuadraticSmoothRel(void 0,t,e)},"getPathSegAtLength"in window.SVGPathElement.prototype||(window.SVGPathElement.prototype.getPathSegAtLength=function(t){if(void 0===t||!isFinite(t))throw"Invalid arguments.";var e=document.createElementNS("http://www.w3.org/2000/svg","path");e.setAttribute("d",this.getAttribute("d"));var i=e.pathSegList.numberOfItems-1;if(i<=0)return 0;do{if(e.pathSegList.removeItem(i),t>e.getTotalLength())break;i--}while(0<i);return i})),"SVGPathSegList"in window||(window.SVGPathSegList=function(t){this._pathElement=t,this._list=this._parsePath(this._pathElement.getAttribute("d")),this._mutationObserverConfig={attributes:!0,attributeFilter:["d"]},this._pathElementMutationObserver=new 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e=!1;t.forEach(function(t){"d"==t.attributeName&&(e=!0)}),e&&(this._list=this._parsePath(this._pathElement.getAttribute("d")))}},window.SVGPathSegList.prototype._writeListToPath=function(){this._pathElementMutationObserver.disconnect(),this._pathElement.setAttribute("d",window.SVGPathSegList._pathSegArrayAsString(this._list)),this._pathElementMutationObserver.observe(this._pathElement,this._mutationObserverConfig)},window.SVGPathSegList.prototype.segmentChanged=function(t){this._writeListToPath()},window.SVGPathSegList.prototype.clear=function(){this._checkPathSynchronizedToList(),this._list.forEach(function(t){t._owningPathSegList=null}),this._list=[],this._writeListToPath()},window.SVGPathSegList.prototype.initialize=function(t){return this._checkPathSynchronizedToList(),this._list=[t],(t._owningPathSegList=this)._writeListToPath(),t},window.SVGPathSegList.prototype._checkValidIndex=function(t){if(isNaN(t)||t<0||t>=this.numberOfItems)throw"INDEX_SIZE_ERR"},window.SVGPathSegList.prototype.getItem=function(t){return this._checkPathSynchronizedToList(),this._checkValidIndex(t),this._list[t]},window.SVGPathSegList.prototype.insertItemBefore=function(t,e){return this._checkPathSynchronizedToList(),e>this.numberOfItems&&(e=this.numberOfItems),t._owningPathSegList&&(t=t.clone()),this._list.splice(e,0,t),(t._owningPathSegList=this)._writeListToPath(),t},window.SVGPathSegList.prototype.replaceItem=function(t,e){return this._checkPathSynchronizedToList(),t._owningPathSegList&&(t=t.clone()),this._checkValidIndex(e),((this._list[e]=t)._owningPathSegList=this)._writeListToPath(),t},window.SVGPathSegList.prototype.removeItem=function(t){this._checkPathSynchronizedToList(),this._checkValidIndex(t);var e=this._list[t];return this._list.splice(t,1),this._writeListToPath(),e},window.SVGPathSegList.prototype.appendItem=function(t){return this._checkPathSynchronizedToList(),t._owningPathSegList&&(t=t.clone()),this._list.push(t),(t._owningPathSegList=this)._writeListToPath(),t},window.SVGPathSegList._pathSegArrayAsString=function(t){var e="",i=!0;return t.forEach(function(t){i?(i=!1,e+=t._asPathString()):e+=" "+t._asPathString()}),e},window.SVGPathSegList.prototype._parsePath=function(t){if(!t||0==t.length)return[];var n=this,e=function(){this.pathSegList=[]};e.prototype.appendSegment=function(t){this.pathSegList.push(t)};var i=function(t){this._string=t,this._currentIndex=0,this._endIndex=this._string.length,this._previousCommand=window.SVGPathSeg.PATHSEG_UNKNOWN,this._skipOptionalSpaces()};i.prototype._isCurrentSpace=function(){var t=this._string[this._currentIndex];return t<=" "&&(" 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window.SVGPathSeg.PATHSEG_MOVETO_REL;case"L":return window.SVGPathSeg.PATHSEG_LINETO_ABS;case"l":return window.SVGPathSeg.PATHSEG_LINETO_REL;case"C":return window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_ABS;case"c":return window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_REL;case"Q":return window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_ABS;case"q":return window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_REL;case"A":return window.SVGPathSeg.PATHSEG_ARC_ABS;case"a":return window.SVGPathSeg.PATHSEG_ARC_REL;case"H":return window.SVGPathSeg.PATHSEG_LINETO_HORIZONTAL_ABS;case"h":return window.SVGPathSeg.PATHSEG_LINETO_HORIZONTAL_REL;case"V":return window.SVGPathSeg.PATHSEG_LINETO_VERTICAL_ABS;case"v":return window.SVGPathSeg.PATHSEG_LINETO_VERTICAL_REL;case"S":return window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_SMOOTH_ABS;case"s":return window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_SMOOTH_REL;case"T":return window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_SMOOTH_ABS;case"t":return window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_SMOOTH_REL;default:return window.SVGPathSeg.PATHSEG_UNKNOWN}},i.prototype._nextCommandHelper=function(t,e){return("+"==t||"-"==t||"."==t||"0"<=t&&t<="9")&&e!=window.SVGPathSeg.PATHSEG_CLOSEPATH?e==window.SVGPathSeg.PATHSEG_MOVETO_ABS?window.SVGPathSeg.PATHSEG_LINETO_ABS:e==window.SVGPathSeg.PATHSEG_MOVETO_REL?window.SVGPathSeg.PATHSEG_LINETO_REL:e:window.SVGPathSeg.PATHSEG_UNKNOWN},i.prototype.initialCommandIsMoveTo=function(){if(!this.hasMoreData())return!0;var t=this.peekSegmentType();return t==window.SVGPathSeg.PATHSEG_MOVETO_ABS||t==window.SVGPathSeg.PATHSEG_MOVETO_REL},i.prototype._parseNumber=function(){var t=0,e=0,i=1,n=0,r=1,a=1,o=this._currentIndex;if(this._skipOptionalSpaces(),this._currentIndex<this._endIndex&&"+"==this._string.charAt(this._currentIndex)?this._currentIndex++:this._currentIndex<this._endIndex&&"-"==this._string.charAt(this._currentIndex)&&(this._currentIndex++,r=-1),!(this._currentIndex==this._endIndex||(this._string.charAt(this._currentIndex)<"0"||"9"<this._string.charAt(this._currentIndex))&&"."!=this._string.charAt(this._currentIndex))){for(var s=this._currentIndex;this._currentIndex<this._endIndex&&"0"<=this._string.charAt(this._currentIndex)&&this._string.charAt(this._currentIndex)<="9";)this._currentIndex++;if(this._currentIndex!=s)for(var c=this._currentIndex-1,d=1;s<=c;)e+=d*(this._string.charAt(c--)-"0"),d*=10;if(this._currentIndex<this._endIndex&&"."==this._string.charAt(this._currentIndex)){if(this._currentIndex++,this._currentIndex>=this._endIndex||this._string.charAt(this._currentIndex)<"0"||"9"<this._string.charAt(this._currentIndex))return;for(;this._currentIndex<this._endIndex&&"0"<=this._string.charAt(this._currentIndex)&&this._string.charAt(this._currentIndex)<="9";)i*=10,n+=(this._string.charAt(this._currentIndex)-"0")/i,this._currentIndex+=1}if(this._currentIndex!=o&&this._currentIndex+1<this._endIndex&&("e"==this._string.charAt(this._currentIndex)||"E"==this._string.charAt(this._currentIndex))&&"x"!=this._string.charAt(this._currentIndex+1)&&"m"!=this._string.charAt(this._currentIndex+1)){if(this._currentIndex++,"+"==this._string.charAt(this._currentIndex)?this._currentIndex++:"-"==this._string.charAt(this._currentIndex)&&(this._currentIndex++,a=-1),this._currentIndex>=this._endIndex||this._string.charAt(this._currentIndex)<"0"||"9"<this._string.charAt(this._currentIndex))return;for(;this._currentIndex<this._endIndex&&"0"<=this._string.charAt(this._currentIndex)&&this._string.charAt(this._currentIndex)<="9";)t*=10,t+=this._string.charAt(this._currentIndex)-"0",this._currentIndex++}var l=e+n;if(l*=r,t&&(l*=Math.pow(10,a*t)),o!=this._currentIndex)return this._skipOptionalSpacesOrDelimiter(),l}},i.prototype._parseArcFlag=function(){if(!(this._currentIndex>=this._endIndex)){var t=!1,e=this._string.charAt(this._currentIndex++);if("0"==e)t=!1;else{if("1"!=e)return;t=!0}return this._skipOptionalSpacesOrDelimiter(),t}},i.prototype.parseSegment=function(){var t=this._string[this._currentIndex],e=this._pathSegTypeFromChar(t);if(e==window.SVGPathSeg.PATHSEG_UNKNOWN){if(this._previousCommand==window.SVGPathSeg.PATHSEG_UNKNOWN)return null;if((e=this._nextCommandHelper(t,this._previousCommand))==window.SVGPathSeg.PATHSEG_UNKNOWN)return null}else this._currentIndex++;switch(this._previousCommand=e){case window.SVGPathSeg.PATHSEG_MOVETO_REL:return new window.SVGPathSegMovetoRel(n,this._parseNumber(),this._parseNumber());case window.SVGPathSeg.PATHSEG_MOVETO_ABS:return new window.SVGPathSegMovetoAbs(n,this._parseNumber(),this._parseNumber());case window.SVGPathSeg.PATHSEG_LINETO_REL:return new window.SVGPathSegLinetoRel(n,this._parseNumber(),this._parseNumber());case window.SVGPathSeg.PATHSEG_LINETO_ABS:return new window.SVGPathSegLinetoAbs(n,this._parseNumber(),this._parseNumber());case window.SVGPathSeg.PATHSEG_LINETO_HORIZONTAL_REL:return new window.SVGPathSegLinetoHorizontalRel(n,this._parseNumber());case window.SVGPathSeg.PATHSEG_LINETO_HORIZONTAL_ABS:return new window.SVGPathSegLinetoHorizontalAbs(n,this._parseNumber());case window.SVGPathSeg.PATHSEG_LINETO_VERTICAL_REL:return new window.SVGPathSegLinetoVerticalRel(n,this._parseNumber());case window.SVGPathSeg.PATHSEG_LINETO_VERTICAL_ABS:return new window.SVGPathSegLinetoVerticalAbs(n,this._parseNumber());case window.SVGPathSeg.PATHSEG_CLOSEPATH:return this._skipOptionalSpaces(),new window.SVGPathSegClosePath(n);case window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_REL:var i={x1:this._parseNumber(),y1:this._parseNumber(),x2:this._parseNumber(),y2:this._parseNumber(),x:this._parseNumber(),y:this._parseNumber()};return new window.SVGPathSegCurvetoCubicRel(n,i.x,i.y,i.x1,i.y1,i.x2,i.y2);case window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_ABS:return i={x1:this._parseNumber(),y1:this._parseNumber(),x2:this._parseNumber(),y2:this._parseNumber(),x:this._parseNumber(),y:this._parseNumber()},new window.SVGPathSegCurvetoCubicAbs(n,i.x,i.y,i.x1,i.y1,i.x2,i.y2);case window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_SMOOTH_REL:return i={x2:this._parseNumber(),y2:this._parseNumber(),x:this._parseNumber(),y:this._parseNumber()},new window.SVGPathSegCurvetoCubicSmoothRel(n,i.x,i.y,i.x2,i.y2);case window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_SMOOTH_ABS:return i={x2:this._parseNumber(),y2:this._parseNumber(),x:this._parseNumber(),y:this._parseNumber()},new window.SVGPathSegCurvetoCubicSmoothAbs(n,i.x,i.y,i.x2,i.y2);case window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_REL:return i={x1:this._parseNumber(),y1:this._parseNumber(),x:this._parseNumber(),y:this._parseNumber()},new window.SVGPathSegCurvetoQuadraticRel(n,i.x,i.y,i.x1,i.y1);case window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_ABS:return i={x1:this._parseNumber(),y1:this._parseNumber(),x:this._parseNumber(),y:this._parseNumber()},new window.SVGPathSegCurvetoQuadraticAbs(n,i.x,i.y,i.x1,i.y1);case window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_SMOOTH_REL:return new window.SVGPathSegCurvetoQuadraticSmoothRel(n,this._parseNumber(),this._parseNumber());case window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_SMOOTH_ABS:return new window.SVGPathSegCurvetoQuadraticSmoothAbs(n,this._parseNumber(),this._parseNumber());case window.SVGPathSeg.PATHSEG_ARC_REL:return i={x1:this._parseNumber(),y1:this._parseNumber(),arcAngle:this._parseNumber(),arcLarge:this._parseArcFlag(),arcSweep:this._parseArcFlag(),x:this._parseNumber(),y:this._parseNumber()},new window.SVGPathSegArcRel(n,i.x,i.y,i.x1,i.y1,i.arcAngle,i.arcLarge,i.arcSweep);case window.SVGPathSeg.PATHSEG_ARC_ABS:return i={x1:this._parseNumber(),y1:this._parseNumber(),arcAngle:this._parseNumber(),arcLarge:this._parseArcFlag(),arcSweep:this._parseArcFlag(),x:this._parseNumber(),y:this._parseNumber()},new window.SVGPathSegArcAbs(n,i.x,i.y,i.x1,i.y1,i.arcAngle,i.arcLarge,i.arcSweep);default:throw"Unknown path seg type."}};var r=new e,a=new i(t);if(!a.initialCommandIsMoveTo())return[];for(;a.hasMoreData();){var o=a.parseSegment();if(!o)return[];r.appendSegment(o)}return r.pathSegList}),String.prototype.padEnd||(String.prototype.padEnd=function(t,e){return t>>=0,e=String(void 0!==e?e:" "),this.length>t?String(this):((t-=this.length)>e.length&&(e+=e.repeat(t/e.length)),String(this)+e.slice(0,t))}),(n.prototype.axis=function(){}).labels=function(e){var 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o?(a.pie(a.filterTargetsToShow(a.data.targets)).forEach(function(t){s||t.data.id!==e.data.id||(s=!0,(e=t).index=c),c++}),isNaN(e.startAngle)&&(e.startAngle=0),isNaN(e.endAngle)&&(e.endAngle=e.startAngle),a.isGaugeType(e.data)&&(t=o.gauge_min,i=o.gauge_max,n=Math.PI*(o.gauge_fullCircle?2:1)/(i-t),r=e.value<t?0:e.value<i?e.value-t:i-t,e.startAngle=o.gauge_startingAngle,e.endAngle=e.startAngle+n*r),s?e:null):null},l.prototype.getSvgArc=function(){var n=this,e=n.hasType("gauge"),i=n.gaugeArcWidth/n.filterTargetsToShow(n.data.targets).length,r=n.d3.arc().outerRadius(function(t){return e?n.radius-i*t.index:n.radius}).innerRadius(function(t){return e?n.radius-i*(t.index+1):n.innerRadius}),t=function(t,e){var i;return e?r(t):(i=n.updateAngle(t))?r(i):"M 0 0"};return t.centroid=r.centroid,t},l.prototype.getSvgArcExpanded=function(e){e=e||1;var i=this,n=i.hasType("gauge"),r=i.gaugeArcWidth/i.filterTargetsToShow(i.data.targets).length,a=Math.min(i.radiusExpanded*e-i.radius,.8*r-100*(1-e)),o=i.d3.arc().outerRadius(function(t){return n?i.radius-r*t.index+a:i.radiusExpanded*e}).innerRadius(function(t){return n?i.radius-r*(t.index+1):i.innerRadius});return function(t){var e=i.updateAngle(t);return e?o(e):"M 0 0"}},l.prototype.getArc=function(t,e,i){return i||this.isArcType(t.data)?this.svgArc(t,e):"M 0 0"},l.prototype.transformForArcLabel=function(t){var e,i,n,r,a,o=this,s=o.config,c=o.updateAngle(t),d="",l=o.hasType("gauge");if(c&&!l)e=this.svgArc.centroid(c),i=isNaN(e[0])?0:e[0],n=isNaN(e[1])?0:e[1],r=Math.sqrt(i*i+n*n),d="translate("+i*(a=o.hasType("donut")&&s.donut_label_ratio?h(s.donut_label_ratio)?s.donut_label_ratio(t,o.radius,r):s.donut_label_ratio:o.hasType("pie")&&s.pie_label_ratio?h(s.pie_label_ratio)?s.pie_label_ratio(t,o.radius,r):s.pie_label_ratio:o.radius&&r?(.375<36/o.radius?1.175-36/o.radius:.8)*o.radius/r:0)+","+n*a+")";else if(c&&l&&1<o.filterTargetsToShow(o.data.targets).length){var u=Math.sin(c.endAngle-Math.PI/2);d="translate("+(i=Math.cos(c.endAngle-Math.PI/2)*(o.radiusExpanded+25))+","+(n=u*(o.radiusExpanded+15-Math.abs(10*u))+3)+")"}return d},l.prototype.getArcRatio=function(t){var e=this.config,i=Math.PI*(this.hasType("gauge")&&!e.gauge_fullCircle?1:2);return t?(t.endAngle-t.startAngle)/i:null},l.prototype.convertToArcData=function(t){return 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e,i=this;i.transiting?e=window.setInterval(function(){i.transiting||(window.clearInterval(e),0<i.legend.selectAll(".c3-legend-item-focused").size()&&i.expandArc(t))},10):(t=i.mapToTargetIds(t),i.svg.selectAll(i.selectorTargets(t,"."+Y.chartArc)).each(function(t){i.shouldExpand(t.data.id)&&i.d3.select(this).selectAll("path").transition().duration(i.expandDuration(t.data.id)).attr("d",i.svgArcExpanded).transition().duration(2*i.expandDuration(t.data.id)).attr("d",i.svgArcExpandedSub).each(function(t){i.isDonutType(t.data)})}))},l.prototype.unexpandArc=function(t){var e=this;e.transiting||(t=e.mapToTargetIds(t),e.svg.selectAll(e.selectorTargets(t,"."+Y.chartArc)).selectAll("path").transition().duration(function(t){return e.expandDuration(t.data.id)}).attr("d",e.svgArc),e.svg.selectAll("."+Y.arc))},l.prototype.expandDuration=function(t){var e=this.config;return this.isDonutType(t)?e.donut_expand_duration:this.isGaugeType(t)?e.gauge_expand_duration:this.isPieType(t)?e.pie_expand_duration:50},l.prototype.shouldExpand=function(t){var e=this.config;return this.isDonutType(t)&&e.donut_expand||this.isGaugeType(t)&&e.gauge_expand||this.isPieType(t)&&e.pie_expand},l.prototype.shouldShowArcLabel=function(){var t=this.config,e=!0;return this.hasType("donut")?e=t.donut_label_show:this.hasType("pie")&&(e=t.pie_label_show),e},l.prototype.meetsArcLabelThreshold=function(t){var e=this.config;return(this.hasType("donut")?e.donut_label_threshold:e.pie_label_threshold)<=t},l.prototype.getArcLabelFormat=function(){var t=this.config,e=t.pie_label_format;return this.hasType("gauge")?e=t.gauge_label_format:this.hasType("donut")&&(e=t.donut_label_format),e},l.prototype.getGaugeLabelExtents=function(){return this.config.gauge_label_extents},l.prototype.getArcTitle=function(){return this.hasType("donut")?this.config.donut_title:""},l.prototype.updateTargetsForArc=function(t){var e,i=this,n=i.main,r=i.classChartArc.bind(i),a=i.classArcs.bind(i),o=i.classFocus.bind(i);(e=n.select("."+Y.chartArcs).selectAll("."+Y.chartArc).data(i.pie(t)).attr("class",function(t){return r(t)+o(t.data)}).enter().append("g").attr("class",r)).append("g").attr("class",a),e.append("text").attr("dy",i.hasType("gauge")?"-.1em":".35em").style("opacity",0).style("text-anchor","middle").style("pointer-events","none")},l.prototype.initArc=function(){var t=this;t.arcs=t.main.select("."+Y.chart).append("g").attr("class",Y.chartArcs).attr("transform",t.getTranslate("arc")),t.arcs.append("text").attr("class",Y.chartArcsTitle).style("text-anchor","middle").text(t.getArcTitle())},l.prototype.redrawArc=function(t,e,i){var n,r,a,o,l=this,u=l.d3,s=l.config,c=l.main,d=l.hasType("gauge");if(r=(n=c.selectAll("."+Y.arcs).selectAll("."+Y.arc).data(l.arcData.bind(l))).enter().append("path").attr("class",l.classArc.bind(l)).style("fill",function(t){return l.color(t.data)}).style("cursor",function(t){return s.interaction_enabled&&s.data_selection_isselectable(t)?"pointer":null}).each(function(t){l.isGaugeType(t.data)&&(t.startAngle=t.endAngle=s.gauge_startingAngle),this._current=t}).merge(n),d&&(o=(a=c.selectAll("."+Y.arcs).selectAll("."+Y.arcLabelLine).data(l.arcData.bind(l))).enter().append("rect").attr("class",function(t){return Y.arcLabelLine+" "+Y.target+" "+Y.target+"-"+t.data.id}).merge(a),1===l.filterTargetsToShow(l.data.targets).length?o.style("display","none"):o.style("fill",function(t){return 0<s.color_pattern.length?l.levelColor(t.data.values[0].value):l.color(t.data)}).style("display",s.gauge_labelLine_show?"":"none").each(function(t){var e=0,i=0,n=0,r="";if(l.hiddenTargetIds.indexOf(t.data.id)<0){var a=l.updateAngle(t),o=l.gaugeArcWidth/l.filterTargetsToShow(l.data.targets).length*(a.index+1),s=a.endAngle-Math.PI/2,c=l.radius-o,d=s-(0===c?0:1/c);e=l.radiusExpanded-l.radius+o,i=Math.cos(d)*c,n=Math.sin(d)*c,r="rotate("+180*s/Math.PI+", "+i+", "+n+")"}u.select(this).attr("x",i).attr("y",n).attr("width",e).attr("height",2).attr("transform",r).style("stroke-dasharray","0, "+(e+2)+", 0")})),r.attr("transform",function(t){return!l.isGaugeType(t.data)&&i?"scale(0)":""}).on("mouseover",s.interaction_enabled?function(t){var e,i;l.transiting||(e=l.updateAngle(t))&&(i=l.convertToArcData(e),l.expandArc(e.data.id),l.api.focus(e.data.id),l.toggleFocusLegend(e.data.id,!0),l.config.data_onmouseover(i,this))}:null).on("mousemove",s.interaction_enabled?function(t){var e,i=l.updateAngle(t);i&&(e=[l.convertToArcData(i)],l.showTooltip(e,this))}:null).on("mouseout",s.interaction_enabled?function(t){var e,i;l.transiting||(e=l.updateAngle(t))&&(i=l.convertToArcData(e),l.unexpandArc(e.data.id),l.api.revert(),l.revertLegend(),l.hideTooltip(),l.config.data_onmouseout(i,this))}:null).on("click",s.interaction_enabled?function(t,e){var i,n=l.updateAngle(t);n&&(i=l.convertToArcData(n),l.toggleShape&&l.toggleShape(this,i,e),l.config.data_onclick.call(l.api,i,this))}:null).each(function(){l.transiting=!0}).transition().duration(t).attrTween("d",function(i){var n,t=l.updateAngle(i);return t?(isNaN(this._current.startAngle)&&(this._current.startAngle=0),isNaN(this._current.endAngle)&&(this._current.endAngle=this._current.startAngle),n=u.interpolate(this._current,t),this._current=n(0),function(t){var e=n(t);return e.data=i.data,l.getArc(e,!0)}):function(){return"M 0 0"}}).attr("transform",i?"scale(1)":"").style("fill",function(t){return l.levelColor?l.levelColor(t.data.values[0].value):l.color(t.data.id)}).call(l.endall,function(){l.transiting=!1}),n.exit().transition().duration(e).style("opacity",0).remove(),c.selectAll("."+Y.chartArc).select("text").style("opacity",0).attr("class",function(t){return l.isGaugeType(t.data)?Y.gaugeValue:""}).text(l.textForArcLabel.bind(l)).attr("transform",l.transformForArcLabel.bind(l)).style("font-size",function(t){return l.isGaugeType(t.data)&&1===l.filterTargetsToShow(l.data.targets).length?Math.round(l.radius/5)+"px":""}).transition().duration(t).style("opacity",function(t){return l.isTargetToShow(t.data.id)&&l.isArcType(t.data)?1:0}),c.select("."+Y.chartArcsTitle).style("opacity",l.hasType("donut")||d?1:0),d){var h=0,g=l.arcs.select("g."+Y.chartArcsBackground).selectAll("path."+Y.chartArcsBackground).data(l.data.targets);g.enter().append("path").attr("class",function(t,e){return Y.chartArcsBackground+" 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t=this.arcs;this.hasType("gauge")&&(t.append("g").attr("class",Y.chartArcsBackground),t.append("text").attr("class",Y.chartArcsGaugeUnit).style("text-anchor","middle").style("pointer-events","none"),t.append("text").attr("class",Y.chartArcsGaugeMin).style("text-anchor","middle").style("pointer-events","none"),t.append("text").attr("class",Y.chartArcsGaugeMax).style("text-anchor","middle").style("pointer-events","none"))},l.prototype.getGaugeLabelHeight=function(){return this.config.gauge_label_show?20:0},l.prototype.hasCaches=function(t){for(var e=0;e<t.length;e++)if(!(t[e]in this.cache))return!1;return!0},l.prototype.addCache=function(t,e){this.cache[t]=this.cloneTarget(e)},l.prototype.getCaches=function(t){var e,i=[];for(e=0;e<t.length;e++)t[e]in this.cache&&i.push(this.cloneTarget(this.cache[t[e]]));return i},l.prototype.categoryName=function(t){var e=this.config;return t<e.axis_x_categories.length?e.axis_x_categories[t]:t},l.prototype.generateTargetClass=function(t){return t||0===t?("-"+t).replace(/\s/g,"-"):""},l.prototype.generateClass=function(t,e){return" "+t+" "+t+this.generateTargetClass(e)},l.prototype.classText=function(t){return this.generateClass(Y.text,t.index)},l.prototype.classTexts=function(t){return this.generateClass(Y.texts,t.id)},l.prototype.classShape=function(t){return this.generateClass(Y.shape,t.index)},l.prototype.classShapes=function(t){return this.generateClass(Y.shapes,t.id)},l.prototype.classLine=function(t){return this.classShape(t)+this.generateClass(Y.line,t.id)},l.prototype.classLines=function(t){return this.classShapes(t)+this.generateClass(Y.lines,t.id)},l.prototype.classCircle=function(t){return this.classShape(t)+this.generateClass(Y.circle,t.index)},l.prototype.classCircles=function(t){return this.classShapes(t)+this.generateClass(Y.circles,t.id)},l.prototype.classBar=function(t){return this.classShape(t)+this.generateClass(Y.bar,t.index)},l.prototype.classBars=function(t){return this.classShapes(t)+this.generateClass(Y.bars,t.id)},l.prototype.classArc=function(t){return this.classShape(t.data)+this.generateClass(Y.arc,t.data.id)},l.prototype.classArcs=function(t){return this.classShapes(t.data)+this.generateClass(Y.arcs,t.data.id)},l.prototype.classArea=function(t){return this.classShape(t)+this.generateClass(Y.area,t.id)},l.prototype.classAreas=function(t){return this.classShapes(t)+this.generateClass(Y.areas,t.id)},l.prototype.classRegion=function(t,e){return this.generateClass(Y.region,e)+" "+("class"in t?t.class:"")},l.prototype.classEvent=function(t){return this.generateClass(Y.eventRect,t.index)},l.prototype.classTarget=function(t){var e=this.config.data_classes[t],i="";return e&&(i=" "+Y.target+"-"+e),this.generateClass(Y.target,t)+i},l.prototype.classFocus=function(t){return this.classFocused(t)+this.classDefocused(t)},l.prototype.classFocused=function(t){return" "+(0<=this.focusedTargetIds.indexOf(t.id)?Y.focused:"")},l.prototype.classDefocused=function(t){return" "+(0<=this.defocusedTargetIds.indexOf(t.id)?Y.defocused:"")},l.prototype.classChartText=function(t){return Y.chartText+this.classTarget(t.id)},l.prototype.classChartLine=function(t){return Y.chartLine+this.classTarget(t.id)},l.prototype.classChartBar=function(t){return Y.chartBar+this.classTarget(t.id)},l.prototype.classChartArc=function(t){return Y.chartArc+this.classTarget(t.data.id)},l.prototype.getTargetSelectorSuffix=function(t){return this.generateTargetClass(t).replace(/([?!@#$%^&*()_=+,.<>'":;\[\]\/|~`{}\\])/g,"\\$1")},l.prototype.selectorTarget=function(t,e){return(e||"")+"."+Y.target+this.getTargetSelectorSuffix(t)},l.prototype.selectorTargets=function(t,e){var i=this;return(t=t||[]).length?t.map(function(t){return i.selectorTarget(t,e)}):null},l.prototype.selectorLegend=function(t){return"."+Y.legendItem+this.getTargetSelectorSuffix(t)},l.prototype.selectorLegends=function(t){var e=this;return t&&t.length?t.map(function(t){return e.selectorLegend(t)}):null},l.prototype.getClipPath=function(t){return"url("+(0<=window.navigator.appVersion.toLowerCase().indexOf("msie 9.")?"":document.URL.split("#")[0])+"#"+t+")"},l.prototype.appendClip=function(t,e){return t.append("clipPath").attr("id",e).append("rect")},l.prototype.getAxisClipX=function(t){var e=Math.max(30,this.margin.left);return t?-(1+e):-(e-1)},l.prototype.getAxisClipY=function(t){return t?-20:-this.margin.top},l.prototype.getXAxisClipX=function(){return this.getAxisClipX(!this.config.axis_rotated)},l.prototype.getXAxisClipY=function(){return this.getAxisClipY(!this.config.axis_rotated)},l.prototype.getYAxisClipX=function(){return this.config.axis_y_inner?-1:this.getAxisClipX(this.config.axis_rotated)},l.prototype.getYAxisClipY=function(){return this.getAxisClipY(this.config.axis_rotated)},l.prototype.getAxisClipWidth=function(t){var e=Math.max(30,this.margin.left),i=Math.max(30,this.margin.right);return t?this.width+2+e+i:this.margin.left+20},l.prototype.getAxisClipHeight=function(t){return(t?this.margin.bottom:this.margin.top+this.height)+20},l.prototype.getXAxisClipWidth=function(){return this.getAxisClipWidth(!this.config.axis_rotated)},l.prototype.getXAxisClipHeight=function(){return this.getAxisClipHeight(!this.config.axis_rotated)},l.prototype.getYAxisClipWidth=function(){return this.getAxisClipWidth(this.config.axis_rotated)+(this.config.axis_y_inner?20:0)},l.prototype.getYAxisClipHeight=function(){return this.getAxisClipHeight(this.config.axis_rotated)},l.prototype.generateColor=function(){var t=this.config,e=this.d3,n=t.data_colors,r=C(t.color_pattern)?t.color_pattern:e.schemeCategory10,a=t.data_color,o=[];return function(t){var e,i=t.id||t.data&&t.data.id||t;return n[i]instanceof Function?e=n[i](t):n[i]?e=n[i]:(o.indexOf(i)<0&&o.push(i),e=r[o.indexOf(i)%r.length],n[i]=e),a instanceof Function?a(e,t):e}},l.prototype.generateLevelColor=function(){var t=this.config,n=t.color_pattern,e=t.color_threshold,r="value"===e.unit,a=e.values&&e.values.length?e.values:[],o=e.max||100;return C(t.color_threshold)?function(t){var e,i=n[n.length-1];for(e=0;e<a.length;e++)if((r?t:100*t/o)<a[e]){i=n[e];break}return i}:null},l.prototype.getDefaultConfig=function(){var e={bindto:"#chart",svg_classname:void 0,size_width:void 0,size_height:void 0,padding_left:void 0,padding_right:void 0,padding_top:void 0,padding_bottom:void 0,resize_auto:!0,zoom_enabled:!1,zoom_initialRange:void 0,zoom_type:"scroll",zoom_disableDefaultBehavior:!1,zoom_privileged:!1,zoom_rescale:!1,zoom_onzoom:function(){},zoom_onzoomstart:function(){},zoom_onzoomend:function(){},zoom_x_min:void 0,zoom_x_max:void 0,interaction_brighten:!0,interaction_enabled:!0,onmouseover:function(){},onmouseout:function(){},onresize:function(){},onresized:function(){},oninit:function(){},onrendered:function(){},transition_duration:350,data_x:void 0,data_xs:{},data_xFormat:"%Y-%m-%d",data_xLocaltime:!0,data_xSort:!0,data_idConverter:function(t){return t},data_names:{},data_classes:{},data_groups:[],data_axes:{},data_type:void 0,data_types:{},data_labels:{},data_order:"desc",data_regions:{},data_color:void 0,data_colors:{},data_hide:!1,data_filter:void 0,data_selection_enabled:!1,data_selection_grouped:!1,data_selection_isselectable:function(){return!0},data_selection_multiple:!0,data_selection_draggable:!1,data_onclick:function(){},data_onmouseover:function(){},data_onmouseout:function(){},data_onselected:function(){},data_onunselected:function(){},data_url:void 0,data_headers:void 0,data_json:void 0,data_rows:void 0,data_columns:void 0,data_mimeType:void 0,data_keys:void 0,data_empty_label_text:"",subchart_show:!1,subchart_size_height:60,subchart_axis_x_show:!0,subchart_onbrush:function(){},color_pattern:[],color_threshold:{},legend_show:!0,legend_hide:!1,legend_position:"bottom",legend_inset_anchor:"top-left",legend_inset_x:10,legend_inset_y:0,legend_inset_step:void 0,legend_item_onclick:void 0,legend_item_onmouseover:void 0,legend_item_onmouseout:void 0,legend_equally:!1,legend_padding:0,legend_item_tile_width:10,legend_item_tile_height:10,axis_rotated:!1,axis_x_show:!0,axis_x_type:"indexed",axis_x_localtime:!0,axis_x_categories:[],axis_x_tick_centered:!1,axis_x_tick_format:void 0,axis_x_tick_culling:{},axis_x_tick_culling_max:10,axis_x_tick_count:void 0,axis_x_tick_fit:!0,axis_x_tick_values:null,axis_x_tick_rotate:0,axis_x_tick_outer:!0,axis_x_tick_multiline:!0,axis_x_tick_multilineMax:0,axis_x_tick_width:null,axis_x_max:void 0,axis_x_min:void 0,axis_x_padding:{},axis_x_height:void 0,axis_x_selection:void 0,axis_x_label:{},axis_x_inner:void 0,axis_y_show:!0,axis_y_type:void 0,axis_y_max:void 0,axis_y_min:void 0,axis_y_inverted:!1,axis_y_center:void 0,axis_y_inner:void 0,axis_y_label:{},axis_y_tick_format:void 0,axis_y_tick_outer:!0,axis_y_tick_values:null,axis_y_tick_rotate:0,axis_y_tick_count:void 0,axis_y_tick_time_type:void 0,axis_y_tick_time_interval:void 0,axis_y_padding:{},axis_y_default:void 0,axis_y2_show:!1,axis_y2_max:void 0,axis_y2_min:void 0,axis_y2_inverted:!1,axis_y2_center:void 0,axis_y2_inner:void 0,axis_y2_label:{},axis_y2_tick_format:void 0,axis_y2_tick_outer:!0,axis_y2_tick_values:null,axis_y2_tick_count:void 0,axis_y2_padding:{},axis_y2_default:void 0,grid_x_show:!1,grid_x_type:"tick",grid_x_lines:[],grid_y_show:!1,grid_y_lines:[],grid_y_ticks:10,grid_focus_show:!0,grid_lines_front:!0,point_show:!0,point_r:2.5,point_sensitivity:10,point_focus_expand_enabled:!0,point_focus_expand_r:void 0,point_select_r:void 0,line_connectNull:!1,line_step_type:"step",bar_width:void 0,bar_width_ratio:.6,bar_width_max:void 0,bar_zerobased:!0,bar_space:0,area_zerobased:!0,area_above:!1,pie_label_show:!0,pie_label_format:void 0,pie_label_threshold:.05,pie_label_ratio:void 0,pie_expand:{},pie_expand_duration:50,gauge_fullCircle:!1,gauge_label_show:!0,gauge_labelLine_show:!0,gauge_label_format:void 0,gauge_min:0,gauge_max:100,gauge_startingAngle:-1*Math.PI/2,gauge_label_extents:void 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g.axis.getId(t.id)===e}),_=i?g.filterByXDomain(f,i):f,x="y2"===e?p.axis_y2_min:p.axis_y_min,y="y2"===e?p.axis_y2_max:p.axis_y_max,m=g.getYDomainMin(_),S=g.getYDomainMax(_),w="y2"===e?p.axis_y2_center:p.axis_y_center,v=g.hasType("bar",_)&&p.bar_zerobased||g.hasType("area",_)&&p.area_zerobased,b="y2"===e?p.axis_y2_inverted:p.axis_y_inverted,A=g.hasDataLabel()&&p.axis_rotated,T=g.hasDataLabel()&&!p.axis_rotated;return m=P(x)?x:P(y)?m<y?m:y-10:m,S=P(y)?y:P(x)?x<S?S:x+10:S,0===_.length?"y2"===e?g.y2.domain():g.y.domain():(isNaN(m)&&(m=0),isNaN(S)&&(S=m),m===S&&(m<0?S=0:m=0),u=0<=m&&0<=S,h=m<=0&&S<=0,(P(x)&&u||P(y)&&h)&&(v=!1),v&&(u&&(m=0),h&&(S=0)),a=o=.1*(r=Math.abs(S-m)),void 0!==w&&(S=w+(s=Math.max(Math.abs(m),Math.abs(S))),m=w-s),A?(c=g.getDataLabelLength(m,S,"width"),d=k(g.y.range()),a+=r*((l=[c[0]/d,c[1]/d])[1]/(1-l[0]-l[1])),o+=r*(l[0]/(1-l[0]-l[1]))):T&&(c=g.getDataLabelLength(m,S,"height"),a+=g.axis.convertPixelsToAxisPadding(c[1],r),o+=g.axis.convertPixelsToAxisPadding(c[0],r)),"y"===e&&C(p.axis_y_padding)&&(a=g.axis.getPadding(p.axis_y_padding,"top",a,r),o=g.axis.getPadding(p.axis_y_padding,"bottom",o,r)),"y2"===e&&C(p.axis_y2_padding)&&(a=g.axis.getPadding(p.axis_y2_padding,"top",a,r),o=g.axis.getPadding(p.axis_y2_padding,"bottom",o,r)),v&&(u&&(o=m),h&&(a=-S)),n=[m-o,S+a],b?n.reverse():n)},l.prototype.getXDomainMin=function(t){var e=this,i=e.config;return D(i.axis_x_min)?e.isTimeSeries()?this.parseDate(i.axis_x_min):i.axis_x_min:e.d3.min(t,function(t){return e.d3.min(t.values,function(t){return t.x})})},l.prototype.getXDomainMax=function(t){var e=this,i=e.config;return D(i.axis_x_max)?e.isTimeSeries()?this.parseDate(i.axis_x_max):i.axis_x_max:e.d3.max(t,function(t){return e.d3.max(t.values,function(t){return t.x})})},l.prototype.getXDomainPadding=function(t){var e,i,n,r,a=this.config,o=t[1]-t[0];return i=this.isCategorized()?0:this.hasType("bar")?1<(e=this.getMaxDataCount())?o/(e-1)/2:.5:.01*o,"object"===s(a.axis_x_padding)&&C(a.axis_x_padding)?(n=P(a.axis_x_padding.left)?a.axis_x_padding.left:i,r=P(a.axis_x_padding.right)?a.axis_x_padding.right:i):n=r="number"==typeof a.axis_x_padding?a.axis_x_padding:i,{left:n,right:r}},l.prototype.getXDomain=function(t){var e=this,i=[e.getXDomainMin(t),e.getXDomainMax(t)],n=i[0],r=i[1],a=e.getXDomainPadding(i),o=0,s=0;return n-r!=0||e.isCategorized()||(e.isTimeSeries()?(n=new Date(.5*n.getTime()),r=new Date(1.5*r.getTime())):(n=0===n?1:.5*n,r=0===r?-1:1.5*r)),(n||0===n)&&(o=e.isTimeSeries()?new Date(n.getTime()-a.left):n-a.left),(r||0===r)&&(s=e.isTimeSeries()?new Date(r.getTime()+a.right):r+a.right),[o,s]},l.prototype.updateXDomain=function(t,e,i,n,r){var a=this,o=a.config;return i&&(a.x.domain(r||a.d3.extent(a.getXDomain(t))),a.orgXDomain=a.x.domain(),o.zoom_enabled&&a.zoom.update(),a.subX.domain(a.x.domain()),a.brush&&a.brush.updateScale(a.subX)),e&&a.x.domain(r||(!a.brush||a.brush.empty()?a.orgXDomain:a.brush.selectionAsValue())),n&&a.x.domain(a.trimXDomain(a.x.orgDomain())),a.x.domain()},l.prototype.trimXDomain=function(t){var e=this.getZoomDomain(),i=e[0],n=e[1];return t[0]<=i&&(t[1]=+t[1]+(i-t[0]),t[0]=i),n<=t[1]&&(t[0]=+t[0]-(t[1]-n),t[1]=n),t},l.prototype.drag=function(t){var e,i,n,r,h,g,p,f,_=this,a=_.config,o=_.main,x=_.d3;_.hasArcType()||a.data_selection_enabled&&a.data_selection_multiple&&(e=_.dragStart[0],i=_.dragStart[1],n=t[0],r=t[1],h=Math.min(e,n),g=Math.max(e,n),p=a.data_selection_grouped?_.margin.top:Math.min(i,r),f=a.data_selection_grouped?_.height:Math.max(i,r),o.select("."+Y.dragarea).attr("x",h).attr("y",p).attr("width",g-h).attr("height",f-p),o.selectAll("."+Y.shapes).selectAll("."+Y.shape).filter(function(t){return a.data_selection_isselectable(t)}).each(function(t,e){var i,n,r,a,o,s,c=x.select(this),d=c.classed(Y.SELECTED),l=c.classed(Y.INCLUDED),u=!1;if(c.classed(Y.circle))i=1*c.attr("cx"),n=1*c.attr("cy"),o=_.togglePoint,u=h<i&&i<g&&p<n&&n<f;else{if(!c.classed(Y.bar))return;i=(s=y(this)).x,n=s.y,r=s.width,a=s.height,o=_.togglePath,u=!(g<i||i+r<h||f<n||n+a<p)}u^l&&(c.classed(Y.INCLUDED,!l),c.classed(Y.SELECTED,!d),o.call(_,!d,c,t,e))}))},l.prototype.dragstart=function(t){var e=this,i=e.config;e.hasArcType()||i.data_selection_enabled&&(e.dragStart=t,e.main.select("."+Y.chart).append("rect").attr("class",Y.dragarea).style("opacity",.1),e.dragging=!0)},l.prototype.dragend=function(){var t=this,e=t.config;t.hasArcType()||e.data_selection_enabled&&(t.main.select("."+Y.dragarea).transition().duration(100).style("opacity",0).remove(),t.main.selectAll("."+Y.shape).classed(Y.INCLUDED,!1),t.dragging=!1)},l.prototype.getYFormat=function(t){var n=this,r=t&&!n.hasType("gauge")?n.defaultArcValueFormat:n.yFormat,a=t&&!n.hasType("gauge")?n.defaultArcValueFormat:n.y2Format;return function(t,e,i){return("y2"===n.axis.getId(i)?a:r).call(n,t,e)}},l.prototype.yFormat=function(t){var e=this.config;return(e.axis_y_tick_format?e.axis_y_tick_format:this.defaultValueFormat)(t)},l.prototype.y2Format=function(t){var e=this.config;return(e.axis_y2_tick_format?e.axis_y2_tick_format:this.defaultValueFormat)(t)},l.prototype.defaultValueFormat=function(t){return P(t)?+t:""},l.prototype.defaultArcValueFormat=function(t,e){return(100*e).toFixed(1)+"%"},l.prototype.dataLabelFormat=function(t){var e=this.config.data_labels,i=function(t){return P(t)?+t:""};return"function"==typeof e.format?e.format:"object"===s(e.format)?e.format[t]?!0===e.format[t]?i:e.format[t]:function(){return""}:i},l.prototype.initGrid=function(){var t=this,e=t.config,i=t.d3;t.grid=t.main.append("g").attr("clip-path",t.clipPathForGrid).attr("class",Y.grid),e.grid_x_show&&t.grid.append("g").attr("class",Y.xgrids),e.grid_y_show&&t.grid.append("g").attr("class",Y.ygrids),e.grid_focus_show&&t.grid.append("g").attr("class",Y.xgridFocus).append("line").attr("class",Y.xgridFocus),t.xgrid=i.selectAll([]),e.grid_lines_front||t.initGridLines()},l.prototype.initGridLines=function(){var t=this,e=t.d3;t.gridLines=t.main.append("g").attr("clip-path",t.clipPathForGrid).attr("class",Y.grid+" "+Y.gridLines),t.gridLines.append("g").attr("class",Y.xgridLines),t.gridLines.append("g").attr("class",Y.ygridLines),t.xgridLines=e.selectAll([])},l.prototype.updateXGrid=function(t){var e=this,i=e.config,n=e.d3,r=e.generateGridData(i.grid_x_type,e.x),a=e.isCategorized()?e.xAxis.tickOffset():0;e.xgridAttr=i.axis_rotated?{x1:0,x2:e.width,y1:function(t){return e.x(t)-a},y2:function(t){return e.x(t)-a}}:{x1:function(t){return e.x(t)+a},x2:function(t){return e.x(t)+a},y1:0,y2:e.height},e.xgridAttr.opacity=function(){return+n.select(this).attr(i.axis_rotated?"y1":"x1")===(i.axis_rotated?e.height:0)?0:1};var o=e.main.select("."+Y.xgrids).selectAll("."+Y.xgrid).data(r),s=o.enter().append("line").attr("class",Y.xgrid).attr("x1",e.xgridAttr.x1).attr("x2",e.xgridAttr.x2).attr("y1",e.xgridAttr.y1).attr("y2",e.xgridAttr.y2).style("opacity",0);e.xgrid=s.merge(o),t||e.xgrid.attr("x1",e.xgridAttr.x1).attr("x2",e.xgridAttr.x2).attr("y1",e.xgridAttr.y1).attr("y2",e.xgridAttr.y2).style("opacity",e.xgridAttr.opacity),o.exit().remove()},l.prototype.updateYGrid=function(){var t=this,e=t.config,i=t.yAxis.tickValues()||t.y.ticks(e.grid_y_ticks),n=t.main.select("."+Y.ygrids).selectAll("."+Y.ygrid).data(i),r=n.enter().append("line").attr("class",Y.ygrid);t.ygrid=r.merge(n),t.ygrid.attr("x1",e.axis_rotated?t.y:0).attr("x2",e.axis_rotated?t.y:t.width).attr("y1",e.axis_rotated?0:t.y).attr("y2",e.axis_rotated?t.height:t.y),n.exit().remove(),t.smoothLines(t.ygrid,"grid")},l.prototype.gridTextAnchor=function(t){return t.position?t.position:"end"},l.prototype.gridTextDx=function(t){return"start"===t.position?4:"middle"===t.position?0:-4},l.prototype.xGridTextX=function(t){return"start"===t.position?-this.height:"middle"===t.position?-this.height/2:0},l.prototype.yGridTextX=function(t){return"start"===t.position?0:"middle"===t.position?this.width/2:this.width},l.prototype.updateGrid=function(t){var e,i,n,r,a=this,o=a.main,s=a.config,c=a.xv.bind(a),d=a.yv.bind(a),l=a.xGridTextX.bind(a),u=a.yGridTextX.bind(a);a.grid.style("visibility",a.hasArcType()?"hidden":"visible"),o.select("line."+Y.xgridFocus).style("visibility","hidden"),s.grid_x_show&&a.updateXGrid(),(i=(e=o.select("."+Y.xgridLines).selectAll("."+Y.xgridLine).data(s.grid_x_lines)).enter().append("g").attr("class",function(t){return Y.xgridLine+(t.class?" "+t.class:"")})).append("line").attr("x1",s.axis_rotated?0:c).attr("x2",s.axis_rotated?a.width:c).attr("y1",s.axis_rotated?c:0).attr("y2",s.axis_rotated?c:a.height).style("opacity",0),i.append("text").attr("text-anchor",a.gridTextAnchor).attr("transform",s.axis_rotated?"":"rotate(-90)").attr("x",s.axis_rotated?u:l).attr("y",c).attr("dx",a.gridTextDx).attr("dy",-5).style("opacity",0),a.xgridLines=i.merge(e),e.exit().transition().duration(t).style("opacity",0).remove(),s.grid_y_show&&a.updateYGrid(),(r=(n=o.select("."+Y.ygridLines).selectAll("."+Y.ygridLine).data(s.grid_y_lines)).enter().append("g").attr("class",function(t){return Y.ygridLine+(t.class?" "+t.class:"")})).append("line").attr("x1",s.axis_rotated?d:0).attr("x2",s.axis_rotated?d:a.width).attr("y1",s.axis_rotated?0:d).attr("y2",s.axis_rotated?a.height:d).style("opacity",0),r.append("text").attr("text-anchor",a.gridTextAnchor).attr("transform",s.axis_rotated?"rotate(-90)":"").attr("x",s.axis_rotated?l:u).attr("y",d).attr("dx",a.gridTextDx).attr("dy",-5).style("opacity",0),a.ygridLines=r.merge(n),a.ygridLines.select("line").transition().duration(t).attr("x1",s.axis_rotated?d:0).attr("x2",s.axis_rotated?d:a.width).attr("y1",s.axis_rotated?0:d).attr("y2",s.axis_rotated?a.height:d).style("opacity",1),a.ygridLines.select("text").transition().duration(t).attr("x",s.axis_rotated?a.xGridTextX.bind(a):a.yGridTextX.bind(a)).attr("y",d).text(function(t){return t.text}).style("opacity",1),n.exit().transition().duration(t).style("opacity",0).remove()},l.prototype.redrawGrid=function(t,e){var i=this,n=i.config,r=i.xv.bind(i),a=i.xgridLines.select("line"),o=i.xgridLines.select("text");return[(t?a.transition(e):a).attr("x1",n.axis_rotated?0:r).attr("x2",n.axis_rotated?i.width:r).attr("y1",n.axis_rotated?r:0).attr("y2",n.axis_rotated?r:i.height).style("opacity",1),(t?o.transition(e):o).attr("x",n.axis_rotated?i.yGridTextX.bind(i):i.xGridTextX.bind(i)).attr("y",r).text(function(t){return t.text}).style("opacity",1)]},l.prototype.showXGridFocus=function(t){var e=this,i=e.config,n=t.filter(function(t){return t&&P(t.value)}),r=e.main.selectAll("line."+Y.xgridFocus),a=e.xx.bind(e);i.tooltip_show&&(e.hasType("scatter")||e.hasArcType()||(r.style("visibility","visible").data([n[0]]).attr(i.axis_rotated?"y1":"x1",a).attr(i.axis_rotated?"y2":"x2",a),e.smoothLines(r,"grid")))},l.prototype.hideXGridFocus=function(){this.main.select("line."+Y.xgridFocus).style("visibility","hidden")},l.prototype.updateXgridFocus=function(){var t=this.config;this.main.select("line."+Y.xgridFocus).attr("x1",t.axis_rotated?0:-10).attr("x2",t.axis_rotated?this.width:-10).attr("y1",t.axis_rotated?-10:0).attr("y2",t.axis_rotated?-10:this.height)},l.prototype.generateGridData=function(t,e){var i,n,r,a,o=[],s=this.main.select("."+Y.axisX).selectAll(".tick").size();if("year"===t)for(n=(i=this.getXDomain())[0].getFullYear(),r=i[1].getFullYear(),a=n;a<=r;a++)o.push(new Date(a+"-01-01 00:00:00"));else(o=e.ticks(10)).length>s&&(o=o.filter(function(t){return(""+t).indexOf(".")<0}));return o},l.prototype.getGridFilterToRemove=function(t){return t?function(e){var i=!1;return[].concat(t).forEach(function(t){("value"in t&&e.value===t.value||"class"in t&&e.class===t.class)&&(i=!0)}),i}:function(){return!0}},l.prototype.removeGridLines=function(t,e){var i=this.config,n=this.getGridFilterToRemove(t),r=function(t){return!n(t)},a=e?Y.xgridLines:Y.ygridLines,o=e?Y.xgridLine:Y.ygridLine;this.main.select("."+a).selectAll("."+o).filter(n).transition().duration(i.transition_duration).style("opacity",0).remove(),e?i.grid_x_lines=i.grid_x_lines.filter(r):i.grid_y_lines=i.grid_y_lines.filter(r)},l.prototype.initEventRect=function(){var t=this,e=t.config;t.main.select("."+Y.chart).append("g").attr("class",Y.eventRects).style("fill-opacity",0),t.eventRect=t.main.select("."+Y.eventRects).append("rect").attr("class",Y.eventRect),e.zoom_enabled&&t.zoom&&(t.eventRect.call(t.zoom).on("dblclick.zoom",null),e.zoom_initialRange&&t.eventRect.transition().duration(0).call(t.zoom.transform,t.zoomTransform(e.zoom_initialRange)))},l.prototype.redrawEventRect=function(){var t,e,r=this,a=r.d3,o=r.config;function s(){r.svg.select("."+Y.eventRect).style("cursor",null),r.hideXGridFocus(),r.hideTooltip(),r.unexpandCircles(),r.unexpandBars()}t=r.width,e=r.height,r.main.select("."+Y.eventRects).style("cursor",o.zoom_enabled?o.axis_rotated?"ns-resize":"ew-resize":null),r.eventRect.attr("x",0).attr("y",0).attr("width",t).attr("height",e).on("mouseout",o.interaction_enabled?function(){o&&(r.hasArcType()||s())}:null).on("mousemove",o.interaction_enabled?function(){var t,e,i,n;r.dragging||r.hasArcType(t)||(t=r.filterTargetsToShow(r.data.targets),e=a.mouse(this),i=r.findClosestFromTargets(t,e),!r.mouseover||i&&i.id===r.mouseover.id||(o.data_onmouseout.call(r.api,r.mouseover),r.mouseover=void 0),i?(n=(r.isScatterType(i)||!o.tooltip_grouped?[i]:r.filterByX(t,i.x)).map(function(t){return r.addName(t)}),r.showTooltip(n,this),o.point_focus_expand_enabled&&(r.unexpandCircles(),n.forEach(function(t){r.expandCircles(t.index,t.id,!1)})),r.expandBars(i.index,i.id,!0),r.showXGridFocus(n),(r.isBarType(i.id)||r.dist(i,e)<o.point_sensitivity)&&(r.svg.select("."+Y.eventRect).style("cursor","pointer"),r.mouseover||(o.data_onmouseover.call(r.api,i),r.mouseover=i))):s())}:null).on("click",o.interaction_enabled?function(){var t,e,i;r.hasArcType(t)||(t=r.filterTargetsToShow(r.data.targets),e=a.mouse(this),(i=r.findClosestFromTargets(t,e))&&(r.isBarType(i.id)||r.dist(i,e)<o.point_sensitivity)&&(r.isScatterType(i)||!o.data_selection_grouped?[i]:r.filterByX(t,i.x)).forEach(function(t){r.main.selectAll("."+Y.shapes+r.getTargetSelectorSuffix(t.id)).selectAll("."+Y.shape+"-"+t.index).each(function(){(o.data_selection_grouped||r.isWithinShape(this,t))&&(r.toggleShape(this,t,t.index),o.data_onclick.call(r.api,t,this))})}))}:null).call(o.interaction_enabled&&o.data_selection_draggable&&r.drag?a.drag().on("drag",function(){r.drag(a.mouse(this))}).on("start",function(){r.dragstart(a.mouse(this))}).on("end",function(){r.dragend()}):function(){})},l.prototype.getMousePosition=function(t){return[this.x(t.x),this.getYScale(t.id)(t.value)]},l.prototype.dispatchEvent=function(t,e){var i="."+Y.eventRect,n=this.main.select(i).node(),r=n.getBoundingClientRect(),a=r.left+(e?e[0]:0),o=r.top+(e?e[1]:0),s=document.createEvent("MouseEvents");s.initMouseEvent(t,!0,!0,window,0,a,o,a,o,!1,!1,!1,!1,0,null),n.dispatchEvent(s)},l.prototype.initLegend=function(){var t=this;if(t.legendItemTextBox={},t.legendHasRendered=!1,t.legend=t.svg.append("g").attr("transform",t.getTranslate("legend")),!t.config.legend_show)return t.legend.style("visibility","hidden"),void(t.hiddenLegendIds=t.mapToIds(t.data.targets));t.updateLegendWithDefaults()},l.prototype.updateLegendWithDefaults=function(){this.updateLegend(this.mapToIds(this.data.targets),{withTransform:!1,withTransitionForTransform:!1,withTransition:!1})},l.prototype.updateSizeForLegend=function(t,e){var i=this,n=i.config,r={top:i.isLegendTop?i.getCurrentPaddingTop()+n.legend_inset_y+5.5:i.currentHeight-t-i.getCurrentPaddingBottom()-n.legend_inset_y,left:i.isLegendLeft?i.getCurrentPaddingLeft()+n.legend_inset_x+.5:i.currentWidth-e-i.getCurrentPaddingRight()-n.legend_inset_x+.5};i.margin3={top:i.isLegendRight?0:i.isLegendInset?r.top:i.currentHeight-t,right:NaN,bottom:0,left:i.isLegendRight?i.currentWidth-e:i.isLegendInset?r.left:0}},l.prototype.transformLegend=function(t){(t?this.legend.transition():this.legend).attr("transform",this.getTranslate("legend"))},l.prototype.updateLegendStep=function(t){this.legendStep=t},l.prototype.updateLegendItemWidth=function(t){this.legendItemWidth=t},l.prototype.updateLegendItemHeight=function(t){this.legendItemHeight=t},l.prototype.getLegendWidth=function(){var t=this;return t.config.legend_show?t.isLegendRight||t.isLegendInset?t.legendItemWidth*(t.legendStep+1):t.currentWidth:0},l.prototype.getLegendHeight=function(){var t=this,e=0;return t.config.legend_show&&(e=t.isLegendRight?t.currentHeight:Math.max(20,t.legendItemHeight)*(t.legendStep+1)),e},l.prototype.opacityForLegend=function(t){return t.classed(Y.legendItemHidden)?null:1},l.prototype.opacityForUnfocusedLegend=function(t){return t.classed(Y.legendItemHidden)?null:.3},l.prototype.toggleFocusLegend=function(e,t){var i=this;e=i.mapToTargetIds(e),i.legend.selectAll("."+Y.legendItem).filter(function(t){return 0<=e.indexOf(t)}).classed(Y.legendItemFocused,t).transition().duration(100).style("opacity",function(){return(t?i.opacityForLegend:i.opacityForUnfocusedLegend).call(i,i.d3.select(this))})},l.prototype.revertLegend=function(){var t=this,e=t.d3;t.legend.selectAll("."+Y.legendItem).classed(Y.legendItemFocused,!1).transition().duration(100).style("opacity",function(){return t.opacityForLegend(e.select(this))})},l.prototype.showLegend=function(t){var e=this,i=e.config;i.legend_show||(i.legend_show=!0,e.legend.style("visibility","visible"),e.legendHasRendered||e.updateLegendWithDefaults()),e.removeHiddenLegendIds(t),e.legend.selectAll(e.selectorLegends(t)).style("visibility","visible").transition().style("opacity",function(){return e.opacityForLegend(e.d3.select(this))})},l.prototype.hideLegend=function(t){var e=this,i=e.config;i.legend_show&&u(t)&&(i.legend_show=!1,e.legend.style("visibility","hidden")),e.addHiddenLegendIds(t),e.legend.selectAll(e.selectorLegends(t)).style("opacity",0).style("visibility","hidden")},l.prototype.clearLegendItemTextBoxCache=function(){this.legendItemTextBox={}},l.prototype.updateLegend=function(f,t,e){var i,n,r,a,o,s,c,d,l,u,h,g,p,_,x,y,m=this,S=m.config,w=4,v=10,b=0,A=0,T=10,P=S.legend_item_tile_width+5,C=0,L={},V={},G={},E=[0],I={},O=0;function R(t,e,i){var n,r,a,o,s=0===i,c=i===f.length-1,d=(a=t,o=e,m.legendItemTextBox[o]||(m.legendItemTextBox[o]=m.getTextRect(a.textContent,Y.legendItem,a)),m.legendItemTextBox[o]),l=d.width+P+(!c||m.isLegendRight||m.isLegendInset?v:0)+S.legend_padding,u=d.height+w,h=m.isLegendRight||m.isLegendInset?u:l,g=m.isLegendRight||m.isLegendInset?m.getLegendHeight():m.getLegendWidth();function p(t,e){e||(n=(g-C-h)/2)<T&&(n=(g-h)/2,C=0,O++),I[t]=O,E[O]=m.isLegendInset?10:n,L[t]=C,C+=h}s&&(A=b=O=C=0),!S.legend_show||m.isLegendToShow(e)?(V[e]=l,G[e]=u,(!b||b<=l)&&(b=l),(!A||A<=u)&&(A=u),r=m.isLegendRight||m.isLegendInset?A:b,S.legend_equally?(Object.keys(V).forEach(function(t){V[t]=b}),Object.keys(G).forEach(function(t){G[t]=A}),(n=(g-r*f.length)/2)<T?(O=C=0,f.forEach(function(t){p(t)})):p(e,!0)):p(e)):V[e]=G[e]=I[e]=L[e]=0}f=f.filter(function(t){return!D(S.data_names[t])||null!==S.data_names[t]}),h=N(t=t||{},"withTransition",!0),g=N(t,"withTransitionForTransform",!0),m.isLegendInset&&(O=S.legend_inset_step?S.legend_inset_step:f.length,m.updateLegendStep(O)),m.isLegendRight?(i=function(t){return b*I[t]},a=function(t){return E[I[t]]+L[t]}):m.isLegendInset?(i=function(t){return b*I[t]+10},a=function(t){return E[I[t]]+L[t]}):(i=function(t){return E[I[t]]+L[t]},a=function(t){return A*I[t]}),n=function(t,e){return i(t,e)+4+S.legend_item_tile_width},o=function(t,e){return a(t,e)+9},r=function(t,e){return i(t,e)},s=function(t,e){return a(t,e)-5},c=function(t,e){return i(t,e)-2},d=function(t,e){return i(t,e)-2+S.legend_item_tile_width},l=function(t,e){return a(t,e)+4},(u=m.legend.selectAll("."+Y.legendItem).data(f).enter().append("g").attr("class",function(t){return m.generateClass(Y.legendItem,t)}).style("visibility",function(t){return m.isLegendToShow(t)?"visible":"hidden"}).style("cursor","pointer").on("click",function(t){S.legend_item_onclick?S.legend_item_onclick.call(m,t):m.d3.event.altKey?(m.api.hide(),m.api.show(t)):(m.api.toggle(t),m.isTargetToShow(t)?m.api.focus(t):m.api.revert())}).on("mouseover",function(t){S.legend_item_onmouseover?S.legend_item_onmouseover.call(m,t):(m.d3.select(this).classed(Y.legendItemFocused,!0),!m.transiting&&m.isTargetToShow(t)&&m.api.focus(t))}).on("mouseout",function(t){S.legend_item_onmouseout?S.legend_item_onmouseout.call(m,t):(m.d3.select(this).classed(Y.legendItemFocused,!1),m.api.revert())})).append("text").text(function(t){return D(S.data_names[t])?S.data_names[t]:t}).each(function(t,e){R(this,t,e)}).style("pointer-events","none").attr("x",m.isLegendRight||m.isLegendInset?n:-200).attr("y",m.isLegendRight||m.isLegendInset?-200:o),u.append("rect").attr("class",Y.legendItemEvent).style("fill-opacity",0).attr("x",m.isLegendRight||m.isLegendInset?r:-200).attr("y",m.isLegendRight||m.isLegendInset?-200:s),u.append("line").attr("class",Y.legendItemTile).style("stroke",m.color).style("pointer-events","none").attr("x1",m.isLegendRight||m.isLegendInset?c:-200).attr("y1",m.isLegendRight||m.isLegendInset?-200:l).attr("x2",m.isLegendRight||m.isLegendInset?d:-200).attr("y2",m.isLegendRight||m.isLegendInset?-200:l).attr("stroke-width",S.legend_item_tile_height),y=m.legend.select("."+Y.legendBackground+" rect"),m.isLegendInset&&0<b&&0===y.size()&&(y=m.legend.insert("g","."+Y.legendItem).attr("class",Y.legendBackground).append("rect")),p=m.legend.selectAll("text").data(f).text(function(t){return D(S.data_names[t])?S.data_names[t]:t}).each(function(t,e){R(this,t,e)}),(h?p.transition():p).attr("x",n).attr("y",o),_=m.legend.selectAll("rect."+Y.legendItemEvent).data(f),(h?_.transition():_).attr("width",function(t){return V[t]}).attr("height",function(t){return G[t]}).attr("x",r).attr("y",s),x=m.legend.selectAll("line."+Y.legendItemTile).data(f),(h?x.transition():x).style("stroke",m.levelColor?function(t){return m.levelColor(m.cache[t].values[0].value)}:m.color).attr("x1",c).attr("y1",l).attr("x2",d).attr("y2",l),y&&(h?y.transition():y).attr("height",m.getLegendHeight()-12).attr("width",b*(O+1)+10),m.legend.selectAll("."+Y.legendItem).classed(Y.legendItemHidden,function(t){return!m.isTargetToShow(t)}),m.updateLegendItemWidth(b),m.updateLegendItemHeight(A),m.updateLegendStep(O),m.updateSizes(),m.updateScales(),m.updateSvgSize(),m.transformAll(g,e),m.legendHasRendered=!0},l.prototype.initRegion=function(){this.region=this.main.append("g").attr("clip-path",this.clipPath).attr("class",Y.regions)},l.prototype.updateRegion=function(t){var e=this,i=e.config;e.region.style("visibility",e.hasArcType()?"hidden":"visible");var n=e.main.select("."+Y.regions).selectAll("."+Y.region).data(i.regions),r=n.enter().append("rect").attr("x",e.regionX.bind(e)).attr("y",e.regionY.bind(e)).attr("width",e.regionWidth.bind(e)).attr("height",e.regionHeight.bind(e)).style("fill-opacity",0);e.mainRegion=r.merge(n).attr("class",e.classRegion.bind(e)),n.exit().transition().duration(t).style("opacity",0).remove()},l.prototype.redrawRegion=function(t,e){var i=this,n=i.mainRegion;return[(t?n.transition(e):n).attr("x",i.regionX.bind(i)).attr("y",i.regionY.bind(i)).attr("width",i.regionWidth.bind(i)).attr("height",i.regionHeight.bind(i)).style("fill-opacity",function(t){return P(t.opacity)?t.opacity:.1})]},l.prototype.regionX=function(t){var e=this,i=e.config,n="y"===t.axis?e.y:e.y2;return"y"===t.axis||"y2"===t.axis?i.axis_rotated&&"start"in t?n(t.start):0:i.axis_rotated?0:"start"in t?e.x(e.isTimeSeries()?e.parseDate(t.start):t.start):0},l.prototype.regionY=function(t){var e=this,i=e.config,n="y"===t.axis?e.y:e.y2;return"y"===t.axis||"y2"===t.axis?i.axis_rotated?0:"end"in t?n(t.end):0:i.axis_rotated&&"start"in t?e.x(e.isTimeSeries()?e.parseDate(t.start):t.start):0},l.prototype.regionWidth=function(t){var e,i=this,n=i.config,r=i.regionX(t),a="y"===t.axis?i.y:i.y2;return(e="y"===t.axis||"y2"===t.axis?n.axis_rotated&&"end"in t?a(t.end):i.width:n.axis_rotated?i.width:"end"in t?i.x(i.isTimeSeries()?i.parseDate(t.end):t.end):i.width)<r?0:e-r},l.prototype.regionHeight=function(t){var e,i=this,n=i.config,r=this.regionY(t),a="y"===t.axis?i.y:i.y2;return(e="y"===t.axis||"y2"===t.axis?n.axis_rotated?i.height:"start"in t?a(t.start):i.height:n.axis_rotated&&"end"in t?i.x(i.isTimeSeries()?i.parseDate(t.end):t.end):i.height)<r?0:e-r},l.prototype.isRegionOnX=function(t){return!t.axis||"x"===t.axis},l.prototype.getScale=function(t,e,i){return(i?this.d3.scaleTime():this.d3.scaleLinear()).range([t,e])},l.prototype.getX=function(t,e,i,n){var r,a=this.getScale(t,e,this.isTimeSeries()),o=i?a.domain(i):a;for(r in this.isCategorized()?(n=n||function(){return 0},a=function(t,e){var i=o(t)+n(t);return e?i:Math.ceil(i)}):a=function(t,e){var i=o(t);return e?i:Math.ceil(i)},o)a[r]=o[r];return a.orgDomain=function(){return o.domain()},this.isCategorized()&&(a.domain=function(t){return arguments.length?(o.domain(t),a):[(t=this.orgDomain())[0],t[1]+1]}),a},l.prototype.getY=function(t,e,i){var n=this.getScale(t,e,this.isTimeSeriesY());return i&&n.domain(i),n},l.prototype.getYScale=function(t){return"y2"===this.axis.getId(t)?this.y2:this.y},l.prototype.getSubYScale=function(t){return"y2"===this.axis.getId(t)?this.subY2:this.subY},l.prototype.updateScales=function(){var e=this,t=e.config,i=!e.x;e.xMin=t.axis_rotated?1:0,e.xMax=t.axis_rotated?e.height:e.width,e.yMin=t.axis_rotated?0:e.height,e.yMax=t.axis_rotated?e.width:1,e.subXMin=e.xMin,e.subXMax=e.xMax,e.subYMin=t.axis_rotated?0:e.height2,e.subYMax=t.axis_rotated?e.width2:1,e.x=e.getX(e.xMin,e.xMax,i?void 0:e.x.orgDomain(),function(){return e.xAxis.tickOffset()}),e.y=e.getY(e.yMin,e.yMax,i?t.axis_y_default:e.y.domain()),e.y2=e.getY(e.yMin,e.yMax,i?t.axis_y2_default:e.y2.domain()),e.subX=e.getX(e.xMin,e.xMax,e.orgXDomain,function(t){return t%1?0:e.subXAxis.tickOffset()}),e.subY=e.getY(e.subYMin,e.subYMax,i?t.axis_y_default:e.subY.domain()),e.subY2=e.getY(e.subYMin,e.subYMax,i?t.axis_y2_default:e.subY2.domain()),e.xAxisTickFormat=e.axis.getXAxisTickFormat(),e.xAxisTickValues=e.axis.getXAxisTickValues(),e.yAxisTickValues=e.axis.getYAxisTickValues(),e.y2AxisTickValues=e.axis.getY2AxisTickValues(),e.xAxis=e.axis.getXAxis(e.x,e.xOrient,e.xAxisTickFormat,e.xAxisTickValues,t.axis_x_tick_outer),e.subXAxis=e.axis.getXAxis(e.subX,e.subXOrient,e.xAxisTickFormat,e.xAxisTickValues,t.axis_x_tick_outer),e.yAxis=e.axis.getYAxis(e.y,e.yOrient,t.axis_y_tick_format,e.yAxisTickValues,t.axis_y_tick_outer),e.y2Axis=e.axis.getYAxis(e.y2,e.y2Orient,t.axis_y2_tick_format,e.y2AxisTickValues,t.axis_y2_tick_outer),i||e.brush&&e.brush.updateScale(e.subX),e.updateArc&&e.updateArc()},l.prototype.selectPoint=function(t,e,i){var n=this,r=n.config,a=(r.axis_rotated?n.circleY:n.circleX).bind(n),o=(r.axis_rotated?n.circleX:n.circleY).bind(n),s=n.pointSelectR.bind(n);r.data_onselected.call(n.api,e,t.node()),n.main.select("."+Y.selectedCircles+n.getTargetSelectorSuffix(e.id)).selectAll("."+Y.selectedCircle+"-"+i).data([e]).enter().append("circle").attr("class",function(){return n.generateClass(Y.selectedCircle,i)}).attr("cx",a).attr("cy",o).attr("stroke",function(){return n.color(e)}).attr("r",function(t){return 1.4*n.pointSelectR(t)}).transition().duration(100).attr("r",s)},l.prototype.unselectPoint=function(t,e,i){this.config.data_onunselected.call(this.api,e,t.node()),this.main.select("."+Y.selectedCircles+this.getTargetSelectorSuffix(e.id)).selectAll("."+Y.selectedCircle+"-"+i).transition().duration(100).attr("r",0).remove()},l.prototype.togglePoint=function(t,e,i,n){t?this.selectPoint(e,i,n):this.unselectPoint(e,i,n)},l.prototype.selectPath=function(t,e){var i=this;i.config.data_onselected.call(i,e,t.node()),i.config.interaction_brighten&&t.transition().duration(100).style("fill",function(){return i.d3.rgb(i.color(e)).brighter(.75)})},l.prototype.unselectPath=function(t,e){var i=this;i.config.data_onunselected.call(i,e,t.node()),i.config.interaction_brighten&&t.transition().duration(100).style("fill",function(){return i.color(e)})},l.prototype.togglePath=function(t,e,i,n){t?this.selectPath(e,i,n):this.unselectPath(e,i,n)},l.prototype.getToggle=function(t,e){var i;return"circle"===t.nodeName?i=this.isStepType(e)?function(){}:this.togglePoint:"path"===t.nodeName&&(i=this.togglePath),i},l.prototype.toggleShape=function(t,e,i){var n=this,r=n.d3,a=n.config,o=r.select(t),s=o.classed(Y.SELECTED),c=n.getToggle(t,e).bind(n);a.data_selection_enabled&&a.data_selection_isselectable(e)&&(a.data_selection_multiple||n.main.selectAll("."+Y.shapes+(a.data_selection_grouped?n.getTargetSelectorSuffix(e.id):"")).selectAll("."+Y.shape).each(function(t,e){var i=r.select(this);i.classed(Y.SELECTED)&&c(!1,i.classed(Y.SELECTED,!1),t,e)}),o.classed(Y.SELECTED,!s),c(!s,o,e,i))},l.prototype.initBar=function(){this.main.select("."+Y.chart).append("g").attr("class",Y.chartBars)},l.prototype.updateTargetsForBar=function(t){var e=this,i=e.config,n=e.classChartBar.bind(e),r=e.classBars.bind(e),a=e.classFocus.bind(e);e.main.select("."+Y.chartBars).selectAll("."+Y.chartBar).data(t).attr("class",function(t){return n(t)+a(t)}).enter().append("g").attr("class",n).style("pointer-events","none").append("g").attr("class",r).style("cursor",function(t){return i.data_selection_isselectable(t)?"pointer":null})},l.prototype.updateBar=function(t){var e=this,i=e.barData.bind(e),n=e.classBar.bind(e),r=e.initialOpacity.bind(e),a=function(t){return e.color(t.id)},o=e.main.selectAll("."+Y.bars).selectAll("."+Y.bar).data(i),s=o.enter().append("path").attr("class",n).style("stroke",a).style("fill",a);e.mainBar=s.merge(o).style("opacity",r),o.exit().transition().duration(t).style("opacity",0)},l.prototype.redrawBar=function(t,e,i){return[(e?this.mainBar.transition(i):this.mainBar).attr("d",t).style("stroke",this.color).style("fill",this.color).style("opacity",1)]},l.prototype.getBarW=function(t,e){var i=this.config,n="number"==typeof i.bar_width?i.bar_width:e?t.tickInterval()*i.bar_width_ratio/e:0;return i.bar_width_max&&n>i.bar_width_max?i.bar_width_max:n},l.prototype.getBars=function(t,e){return(e?this.main.selectAll("."+Y.bars+this.getTargetSelectorSuffix(e)):this.main).selectAll("."+Y.bar+(P(t)?"-"+t:""))},l.prototype.expandBars=function(t,e,i){i&&this.unexpandBars(),this.getBars(t,e).classed(Y.EXPANDED,!0)},l.prototype.unexpandBars=function(t){this.getBars(t).classed(Y.EXPANDED,!1)},l.prototype.generateDrawBar=function(t,e){var a=this.config,o=this.generateGetBarPoints(t,e);return function(t,e){var i=o(t,e),n=a.axis_rotated?1:0,r=a.axis_rotated?0:1;return"M "+i[0][n]+","+i[0][r]+" L"+i[1][n]+","+i[1][r]+" L"+i[2][n]+","+i[2][r]+" L"+i[3][n]+","+i[3][r]+" z"}},l.prototype.generateGetBarPoints=function(t,e){var o=this,i=e?o.subXAxis:o.xAxis,n=t.__max__+1,s=o.getBarW(i,n),c=o.getShapeX(s,n,t,!!e),d=o.getShapeY(!!e),l=o.getShapeOffset(o.isBarType,t,!!e),u=s*(o.config.bar_space/2),h=e?o.getSubYScale:o.getYScale;return function(t,e){var i=h.call(o,t.id)(0),n=l(t,e)||i,r=c(t),a=d(t);return o.config.axis_rotated&&(0<t.value&&a<i||t.value<0&&i<a)&&(a=i),[[r+u,n],[r+u,a-(i-n)],[r+s-u,a-(i-n)],[r+s-u,n]]}},l.prototype.isWithinBar=function(t,e){var i=e.getBoundingClientRect(),n=e.pathSegList.getItem(0),r=e.pathSegList.getItem(1),a=Math.min(n.x,r.x),o=Math.min(n.y,r.y),s=a+i.width+2,c=o+i.height+2,d=o-2;return a-2<t[0]&&t[0]<s&&d<t[1]&&t[1]<c},l.prototype.getShapeIndices=function(t){var e,i,n=this.config,r={},a=0;return this.filterTargetsToShow(this.data.targets.filter(t,this)).forEach(function(t){for(e=0;e<n.data_groups.length;e++)if(!(n.data_groups[e].indexOf(t.id)<0))for(i=0;i<n.data_groups[e].length;i++)if(n.data_groups[e][i]in r){r[t.id]=r[n.data_groups[e][i]];break}v(r[t.id])&&(r[t.id]=a++)}),r.__max__=a-1,r},l.prototype.getShapeX=function(i,n,r,t){var a=t?this.subX:this.x;return function(t){var e=t.id in r?r[t.id]:0;return t.x||0===t.x?a(t.x)-i*(n/2-e):0}},l.prototype.getShapeY=function(e){var i=this;return function(t){return(e?i.getSubYScale(t.id):i.getYScale(t.id))(t.value)}},l.prototype.getShapeOffset=function(t,s,e){var c=this,d=c.orderTargets(c.filterTargetsToShow(c.data.targets.filter(t,c))),l=d.map(function(t){return t.id});return function(i,n){var r=e?c.getSubYScale(i.id):c.getYScale(i.id),a=r(0),o=a;return d.forEach(function(t){var e=c.isStepType(i)?c.convertValuesToStep(t.values):t.values;t.id!==i.id&&s[t.id]===s[i.id]&&l.indexOf(t.id)<l.indexOf(i.id)&&(void 0!==e[n]&&+e[n].x==+i.x||(n=-1,e.forEach(function(t,e){t.x===i.x&&(n=e)})),n in e&&0<=e[n].value*i.value&&(o+=r(e[n].value)-a))}),o}},l.prototype.isWithinShape=function(t,e){var i,n=this,r=n.d3.select(t);return n.isTargetToShow(e.id)?"circle"===t.nodeName?i=n.isStepType(e)?n.isWithinStep(t,n.getYScale(e.id)(e.value)):n.isWithinCircle(t,1.5*n.pointSelectR(e)):"path"===t.nodeName&&(i=!r.classed(Y.bar)||n.isWithinBar(n.d3.mouse(t),t)):i=!1,i},l.prototype.getInterpolate=function(t){var e=this,i=e.d3,n={linear:i.curveLinear,"linear-closed":i.curveLinearClosed,basis:i.curveBasis,"basis-open":i.curveBasisOpen,"basis-closed":i.curveBasisClosed,bundle:i.curveBundle,cardinal:i.curveCardinal,"cardinal-open":i.curveCardinalOpen,"cardinal-closed":i.curveCardinalClosed,monotone:i.curveMonotoneX,step:i.curveStep,"step-before":i.curveStepBefore,"step-after":i.curveStepAfter};return e.isSplineType(t)?n[e.config.spline_interpolation_type]||n.cardinal:e.isStepType(t)?n[e.config.line_step_type]:n.linear},l.prototype.initLine=function(){this.main.select("."+Y.chart).append("g").attr("class",Y.chartLines)},l.prototype.updateTargetsForLine=function(t){var e,i=this,n=i.config,r=i.classChartLine.bind(i),a=i.classLines.bind(i),o=i.classAreas.bind(i),s=i.classCircles.bind(i),c=i.classFocus.bind(i);(e=i.main.select("."+Y.chartLines).selectAll("."+Y.chartLine).data(t).attr("class",function(t){return r(t)+c(t)}).enter().append("g").attr("class",r).style("opacity",0).style("pointer-events","none")).append("g").attr("class",a),e.append("g").attr("class",o),e.append("g").attr("class",function(t){return i.generateClass(Y.selectedCircles,t.id)}),e.append("g").attr("class",s).style("cursor",function(t){return n.data_selection_isselectable(t)?"pointer":null}),t.forEach(function(e){i.main.selectAll("."+Y.selectedCircles+i.getTargetSelectorSuffix(e.id)).selectAll("."+Y.selectedCircle).each(function(t){t.value=e.values[t.index].value})})},l.prototype.updateLine=function(t){var e=this,i=e.main.selectAll("."+Y.lines).selectAll("."+Y.line).data(e.lineData.bind(e)),n=i.enter().append("path").attr("class",e.classLine.bind(e)).style("stroke",e.color);e.mainLine=n.merge(i).style("opacity",e.initialOpacity.bind(e)).style("shape-rendering",function(t){return e.isStepType(t)?"crispEdges":""}).attr("transform",null),i.exit().transition().duration(t).style("opacity",0)},l.prototype.redrawLine=function(t,e,i){return[(e?this.mainLine.transition(i):this.mainLine).attr("d",t).style("stroke",this.color).style("opacity",1)]},l.prototype.generateDrawLine=function(t,s){var c=this,d=c.config,l=c.d3.line(),i=c.generateGetLinePoints(t,s),u=s?c.getSubYScale:c.getYScale,e=function(t){return(s?c.subxx:c.xx).call(c,t)},n=function(t,e){return 0<d.data_groups.length?i(t,e)[0][1]:u.call(c,t.id)(t.value)};return l=d.axis_rotated?l.x(n).y(e):l.x(e).y(n),d.line_connectNull||(l=l.defined(function(t){return null!=t.value})),function(t){var e,i=d.line_connectNull?c.filterRemoveNull(t.values):t.values,n=s?c.subX:c.x,r=u.call(c,t.id),a=0,o=0;return c.isLineType(t)?d.data_regions[t.id]?e=c.lineWithRegions(i,n,r,d.data_regions[t.id]):(c.isStepType(t)&&(i=c.convertValuesToStep(i)),e=l.curve(c.getInterpolate(t))(i)):(i[0]&&(a=n(i[0].x),o=r(i[0].value)),e=d.axis_rotated?"M "+o+" "+a:"M "+a+" "+o),e||"M 0 0"}},l.prototype.generateGetLinePoints=function(t,e){var o=this,s=o.config,i=t.__max__+1,c=o.getShapeX(0,i,t,!!e),d=o.getShapeY(!!e),l=o.getShapeOffset(o.isLineType,t,!!e),u=e?o.getSubYScale:o.getYScale;return function(t,e){var i=u.call(o,t.id)(0),n=l(t,e)||i,r=c(t),a=d(t);return s.axis_rotated&&(0<t.value&&a<i||t.value<0&&i<a)&&(a=i),[[r,a-(i-n)],[r,a-(i-n)],[r,a-(i-n)],[r,a-(i-n)]]}},l.prototype.lineWithRegions=function(t,c,d,e){var i,n,r,a,l,o,s,u,h,g,p,f=this,_=f.config,x="M",y=f.isCategorized()?.5:0,m=[];function S(t,e){var i;for(i=0;i<e.length;i++)if(e[i].start<t&&t<=e[i].end)return!0;return!1}if(D(e))for(i=0;i<e.length;i++)m[i]={},v(e[i].start)?m[i].start=t[0].x:m[i].start=f.isTimeSeries()?f.parseDate(e[i].start):e[i].start,v(e[i].end)?m[i].end=t[t.length-1].x:m[i].end=f.isTimeSeries()?f.parseDate(e[i].end):e[i].end;function w(t){return"M"+t[0][0]+" "+t[0][1]+" "+t[1][0]+" "+t[1][1]}for(g=_.axis_rotated?function(t){return d(t.value)}:function(t){return c(t.x)},p=_.axis_rotated?function(t){return c(t.x)}:function(t){return d(t.value)},r=f.isTimeSeries()?function(t,e,i,n){var r=t.x.getTime(),a=e.x-t.x,o=new Date(r+a*i),s=new Date(r+a*(i+n));return w(_.axis_rotated?[[d(l(i)),c(o)],[d(l(i+n)),c(s)]]:[[c(o),d(l(i))],[c(s),d(l(i+n))]])}:function(t,e,i,n){return w(_.axis_rotated?[[d(l(i),!0),c(a(i))],[d(l(i+n),!0),c(a(i+n))]]:[[c(a(i),!0),d(l(i))],[c(a(i+n),!0),d(l(i+n))]])},i=0;i<t.length;i++){if(v(m)||!S(t[i].x,m))x+=" "+g(t[i])+" "+p(t[i]);else for(a=f.getScale(t[i-1].x+y,t[i].x+y,f.isTimeSeries()),l=f.getScale(t[i-1].value,t[i].value),o=c(t[i].x)-c(t[i-1].x),s=d(t[i].value)-d(t[i-1].value),h=2*(u=2/Math.sqrt(Math.pow(o,2)+Math.pow(s,2))),n=u;n<=1;n+=h)x+=r(t[i-1],t[i],n,u);t[i].x}return x},l.prototype.updateArea=function(t){var e=this,i=e.d3,n=e.main.selectAll("."+Y.areas).selectAll("."+Y.area).data(e.lineData.bind(e)),r=n.enter().append("path").attr("class",e.classArea.bind(e)).style("fill",e.color).style("opacity",function(){return e.orgAreaOpacity=+i.select(this).style("opacity"),0});e.mainArea=r.merge(n).style("opacity",e.orgAreaOpacity),n.exit().transition().duration(t).style("opacity",0)},l.prototype.redrawArea=function(t,e,i){return[(e?this.mainArea.transition(i):this.mainArea).attr("d",t).style("fill",this.color).style("opacity",this.orgAreaOpacity)]},l.prototype.generateDrawArea=function(t,e){var a=this,o=a.config,s=a.d3.area(),i=a.generateGetAreaPoints(t,e),n=e?a.getSubYScale:a.getYScale,r=function(t){return(e?a.subxx:a.xx).call(a,t)},c=function(t,e){return 0<o.data_groups.length?i(t,e)[0][1]:n.call(a,t.id)(a.getAreaBaseValue(t.id))},d=function(t,e){return 0<o.data_groups.length?i(t,e)[1][1]:n.call(a,t.id)(t.value)};return s=o.axis_rotated?s.x0(c).x1(d).y(r):s.x(r).y0(o.area_above?0:c).y1(d),o.line_connectNull||(s=s.defined(function(t){return null!==t.value})),function(t){var e,i=o.line_connectNull?a.filterRemoveNull(t.values):t.values,n=0,r=0;return a.isAreaType(t)?(a.isStepType(t)&&(i=a.convertValuesToStep(i)),e=s.curve(a.getInterpolate(t))(i)):(i[0]&&(n=a.x(i[0].x),r=a.getYScale(t.id)(i[0].value)),e=o.axis_rotated?"M "+r+" "+n:"M "+n+" "+r),e||"M 0 0"}},l.prototype.getAreaBaseValue=function(){return 0},l.prototype.generateGetAreaPoints=function(t,e){var o=this,s=o.config,i=t.__max__+1,c=o.getShapeX(0,i,t,!!e),d=o.getShapeY(!!e),l=o.getShapeOffset(o.isAreaType,t,!!e),u=e?o.getSubYScale:o.getYScale;return function(t,e){var i=u.call(o,t.id)(0),n=l(t,e)||i,r=c(t),a=d(t);return s.axis_rotated&&(0<t.value&&a<i||t.value<0&&i<a)&&(a=i),[[r,n],[r,a-(i-n)],[r,a-(i-n)],[r,n]]}},l.prototype.updateCircle=function(t,e){var i=this,n=i.main.selectAll("."+Y.circles).selectAll("."+Y.circle).data(i.lineOrScatterData.bind(i)),r=n.enter().append("circle").attr("class",i.classCircle.bind(i)).attr("cx",t).attr("cy",e).attr("r",i.pointR.bind(i)).style("fill",i.color);i.mainCircle=r.merge(n).style("opacity",i.initialOpacityForCircle.bind(i)),n.exit().style("opacity",0)},l.prototype.redrawCircle=function(t,e,i,n){var r=this,a=r.main.selectAll("."+Y.selectedCircle);return[(i?r.mainCircle.transition(n):r.mainCircle).style("opacity",this.opacityForCircle.bind(r)).style("fill",r.color).attr("cx",t).attr("cy",e),(i?a.transition(n):a).attr("cx",t).attr("cy",e)]},l.prototype.circleX=function(t){return t.x||0===t.x?this.x(t.x):null},l.prototype.updateCircleY=function(){var t,i,e=this;0<e.config.data_groups.length?(t=e.getShapeIndices(e.isLineType),i=e.generateGetLinePoints(t),e.circleY=function(t,e){return i(t,e)[0][1]}):e.circleY=function(t){return e.getYScale(t.id)(t.value)}},l.prototype.getCircles=function(t,e){return(e?this.main.selectAll("."+Y.circles+this.getTargetSelectorSuffix(e)):this.main).selectAll("."+Y.circle+(P(t)?"-"+t:""))},l.prototype.expandCircles=function(t,e,i){var n=this.pointExpandedR.bind(this);i&&this.unexpandCircles(),this.getCircles(t,e).classed(Y.EXPANDED,!0).attr("r",n)},l.prototype.unexpandCircles=function(t){var e=this,i=e.pointR.bind(e);e.getCircles(t).filter(function(){return e.d3.select(this).classed(Y.EXPANDED)}).classed(Y.EXPANDED,!1).attr("r",i)},l.prototype.pointR=function(t){var e=this.config;return this.isStepType(t)?0:h(e.point_r)?e.point_r(t):e.point_r},l.prototype.pointExpandedR=function(t){var e=this.config;return e.point_focus_expand_enabled?h(e.point_focus_expand_r)?e.point_focus_expand_r(t):e.point_focus_expand_r?e.point_focus_expand_r:1.75*this.pointR(t):this.pointR(t)},l.prototype.pointSelectR=function(t){var e=this.config;return h(e.point_select_r)?e.point_select_r(t):e.point_select_r?e.point_select_r:4*this.pointR(t)},l.prototype.isWithinCircle=function(t,e){var i=this.d3,n=i.mouse(t),r=i.select(t),a=+r.attr("cx"),o=+r.attr("cy");return Math.sqrt(Math.pow(a-n[0],2)+Math.pow(o-n[1],2))<e},l.prototype.isWithinStep=function(t,e){return Math.abs(e-this.d3.mouse(t)[1])<30},l.prototype.getCurrentWidth=function(){var t=this.config;return t.size_width?t.size_width:this.getParentWidth()},l.prototype.getCurrentHeight=function(){var t=this.config,e=t.size_height?t.size_height:this.getParentHeight();return 0<e?e:320/(this.hasType("gauge")&&!t.gauge_fullCircle?2:1)},l.prototype.getCurrentPaddingTop=function(){var t=this.config,e=P(t.padding_top)?t.padding_top:0;return this.title&&this.title.node()&&(e+=this.getTitlePadding()),e},l.prototype.getCurrentPaddingBottom=function(){var t=this.config;return P(t.padding_bottom)?t.padding_bottom:0},l.prototype.getCurrentPaddingLeft=function(t){var e=this.config;return P(e.padding_left)?e.padding_left:e.axis_rotated?!e.axis_x_show||e.axis_x_inner?1:Math.max(r(this.getAxisWidthByAxisId("x",t)),40):!e.axis_y_show||e.axis_y_inner?this.axis.getYAxisLabelPosition().isOuter?30:1:r(this.getAxisWidthByAxisId("y",t))},l.prototype.getCurrentPaddingRight=function(){var t=this,e=t.config,i=t.isLegendRight?t.getLegendWidth()+20:0;return P(e.padding_right)?e.padding_right+1:e.axis_rotated?10+i:!e.axis_y2_show||e.axis_y2_inner?2+i+(t.axis.getY2AxisLabelPosition().isOuter?20:0):r(t.getAxisWidthByAxisId("y2"))+i},l.prototype.getParentRectValue=function(e){for(var i,n=this.selectChart.node();n&&"BODY"!==n.tagName;){try{i=n.getBoundingClientRect()[e]}catch(t){"width"===e&&(i=n.offsetWidth)}if(i)break;n=n.parentNode}return i},l.prototype.getParentWidth=function(){return this.getParentRectValue("width")},l.prototype.getParentHeight=function(){var t=this.selectChart.style("height");return 0<t.indexOf("px")?+t.replace("px",""):0},l.prototype.getSvgLeft=function(t){var e=this,i=e.config,n=i.axis_rotated||!i.axis_rotated&&!i.axis_y_inner,r=i.axis_rotated?Y.axisX:Y.axisY,a=e.main.select("."+r).node(),o=a&&n?a.getBoundingClientRect():{right:0},s=e.selectChart.node().getBoundingClientRect(),c=e.hasArcType(),d=o.right-s.left-(c?0:e.getCurrentPaddingLeft(t));return 0<d?d:0},l.prototype.getAxisWidthByAxisId=function(t,e){var i=this.axis.getLabelPositionById(t);return this.axis.getMaxTickWidth(t,e)+(i.isInner?20:40)},l.prototype.getHorizontalAxisHeight=function(t){var e=this,i=e.config,n=30;return"x"!==t||i.axis_x_show?"x"===t&&i.axis_x_height?i.axis_x_height:"y"!==t||i.axis_y_show?"y2"!==t||i.axis_y2_show?("x"===t&&!i.axis_rotated&&i.axis_x_tick_rotate&&(n=30+e.axis.getMaxTickWidth(t)*Math.cos(Math.PI*(90-Math.abs(i.axis_x_tick_rotate))/180)),"y"===t&&i.axis_rotated&&i.axis_y_tick_rotate&&(n=30+e.axis.getMaxTickWidth(t)*Math.cos(Math.PI*(90-Math.abs(i.axis_y_tick_rotate))/180)),n+(e.axis.getLabelPositionById(t).isInner?0:10)+("y2"===t?-10:0)):e.rotated_padding_top:!i.legend_show||e.isLegendRight||e.isLegendInset?1:10:8},l.prototype.initBrush=function(t){var r=this,e=r.d3;return r.brush=(r.config.axis_rotated?e.brushY():e.brushX()).on("brush",function(){var t=e.event.sourceEvent;t&&"zoom"===t.type||r.redrawForBrush()}).on("end",function(){var t=e.event.sourceEvent;t&&"zoom"===t.type||r.brush.empty()&&t&&"end"!==t.type&&r.brush.clear()}),r.brush.updateExtent=function(){var t,e=this.scale.range();return t=r.config.axis_rotated?[[0,e[0]],[r.width2,e[1]]]:[[e[0],0],[e[1],r.height2]],this.extent(t),this},r.brush.updateScale=function(t){return this.scale=t,this},r.brush.update=function(t){this.updateScale(t||r.subX).updateExtent(),r.context.select("."+Y.brush).call(this)},r.brush.clear=function(){r.context.select("."+Y.brush).call(r.brush.move,null)},r.brush.selection=function(){return e.brushSelection(r.context.select("."+Y.brush).node())},r.brush.selectionAsValue=function(t,e){var i,n;return t?(r.context&&(i=[this.scale(t[0]),this.scale(t[1])],n=r.context.select("."+Y.brush),e&&(n=n.transition()),r.brush.move(n,i)),[]):(i=r.brush.selection()||[0,0],[this.scale.invert(i[0]),this.scale.invert(i[1])])},r.brush.empty=function(){var t=r.brush.selection();return!t||t[0]===t[1]},r.brush.updateScale(t)},l.prototype.initSubchart=function(){var t=this,e=t.config,i=t.context=t.svg.append("g").attr("transform",t.getTranslate("context")),n=e.subchart_show?"visible":"hidden";i.style("visibility",n),i.append("g").attr("clip-path",t.clipPathForSubchart).attr("class",Y.chart),i.select("."+Y.chart).append("g").attr("class",Y.chartBars),i.select("."+Y.chart).append("g").attr("class",Y.chartLines),i.append("g").attr("clip-path",t.clipPath).attr("class",Y.brush),t.axes.subx=i.append("g").attr("class",Y.axisX).attr("transform",t.getTranslate("subx")).attr("clip-path",e.axis_rotated?"":t.clipPathForXAxis)},l.prototype.initSubchartBrush=function(){this.initBrush(this.subX).updateExtent(),this.context.select("."+Y.brush).call(this.brush)},l.prototype.updateTargetsForSubchart=function(t){var e,i,n,r,a=this,o=a.context,s=a.config,c=a.classChartBar.bind(a),d=a.classBars.bind(a),l=a.classChartLine.bind(a),u=a.classLines.bind(a),h=a.classAreas.bind(a);s.subchart_show&&((n=(r=o.select("."+Y.chartBars).selectAll("."+Y.chartBar).data(t)).enter().append("g").style("opacity",0)).merge(r).attr("class",c),n.append("g").attr("class",d),(e=(i=o.select("."+Y.chartLines).selectAll("."+Y.chartLine).data(t)).enter().append("g").style("opacity",0)).merge(i).attr("class",l),e.append("g").attr("class",u),e.append("g").attr("class",h),o.selectAll("."+Y.brush+" rect").attr(s.axis_rotated?"width":"height",s.axis_rotated?a.width2:a.height2))},l.prototype.updateBarForSubchart=function(t){var e=this,i=e.context.selectAll("."+Y.bars).selectAll("."+Y.bar).data(e.barData.bind(e)),n=i.enter().append("path").attr("class",e.classBar.bind(e)).style("stroke","none").style("fill",e.color);i.exit().transition().duration(t).style("opacity",0).remove(),e.contextBar=n.merge(i).style("opacity",e.initialOpacity.bind(e))},l.prototype.redrawBarForSubchart=function(t,e,i){(e?this.contextBar.transition(Math.random().toString()).duration(i):this.contextBar).attr("d",t).style("opacity",1)},l.prototype.updateLineForSubchart=function(t){var e=this,i=e.context.selectAll("."+Y.lines).selectAll("."+Y.line).data(e.lineData.bind(e)),n=i.enter().append("path").attr("class",e.classLine.bind(e)).style("stroke",e.color);i.exit().transition().duration(t).style("opacity",0).remove(),e.contextLine=n.merge(i).style("opacity",e.initialOpacity.bind(e))},l.prototype.redrawLineForSubchart=function(t,e,i){(e?this.contextLine.transition(Math.random().toString()).duration(i):this.contextLine).attr("d",t).style("opacity",1)},l.prototype.updateAreaForSubchart=function(t){var e=this,i=e.d3,n=e.context.selectAll("."+Y.areas).selectAll("."+Y.area).data(e.lineData.bind(e)),r=n.enter().append("path").attr("class",e.classArea.bind(e)).style("fill",e.color).style("opacity",function(){return e.orgAreaOpacity=+i.select(this).style("opacity"),0});n.exit().transition().duration(t).style("opacity",0).remove(),e.contextArea=r.merge(n).style("opacity",0)},l.prototype.redrawAreaForSubchart=function(t,e,i){(e?this.contextArea.transition(Math.random().toString()).duration(i):this.contextArea).attr("d",t).style("fill",this.color).style("opacity",this.orgAreaOpacity)},l.prototype.redrawSubchart=function(t,e,i,n,r,a,o){var s,c,d,l=this,u=l.d3,h=l.config;l.context.style("visibility",h.subchart_show?"visible":"hidden"),h.subchart_show&&(u.event&&"zoom"===u.event.type&&l.brush.selectionAsValue(l.x.orgDomain()),t&&(l.brush.empty()||l.brush.selectionAsValue(l.x.orgDomain()),s=l.generateDrawArea(r,!0),c=l.generateDrawBar(a,!0),d=l.generateDrawLine(o,!0),l.updateBarForSubchart(i),l.updateLineForSubchart(i),l.updateAreaForSubchart(i),l.redrawBarForSubchart(c,i,i),l.redrawLineForSubchart(d,i,i),l.redrawAreaForSubchart(s,i,i)))},l.prototype.redrawForBrush=function(){var t,e=this,i=e.x,n=e.d3;e.redraw({withTransition:!1,withY:e.config.zoom_rescale,withSubchart:!1,withUpdateXDomain:!0,withEventRect:!1,withDimension:!1}),t=n.event.selection||e.brush.scale.range(),e.main.select("."+Y.eventRect).call(e.zoom.transform,n.zoomIdentity.scale(e.width/(t[1]-t[0])).translate(-t[0],0)),e.config.subchart_onbrush.call(e.api,i.orgDomain())},l.prototype.transformContext=function(t,e){var i;e&&e.axisSubX?i=e.axisSubX:(i=this.context.select("."+Y.axisX),t&&(i=i.transition())),this.context.attr("transform",this.getTranslate("context")),i.attr("transform",this.getTranslate("subx"))},l.prototype.getDefaultSelection=function(){var t=this,e=t.config,i=h(e.axis_x_selection)?e.axis_x_selection(t.getXDomain(t.data.targets)):e.axis_x_selection;return t.isTimeSeries()&&(i=[t.parseDate(i[0]),t.parseDate(i[1])]),i},l.prototype.initText=function(){this.main.select("."+Y.chart).append("g").attr("class",Y.chartTexts),this.mainText=this.d3.selectAll([])},l.prototype.updateTargetsForText=function(t){var e=this,i=e.classChartText.bind(e),n=e.classTexts.bind(e),r=e.classFocus.bind(e),a=e.main.select("."+Y.chartTexts).selectAll("."+Y.chartText).data(t),o=a.enter().append("g").attr("class",i).style("opacity",0).style("pointer-events","none");o.append("g").attr("class",n),o.merge(a).attr("class",function(t){return i(t)+r(t)})},l.prototype.updateText=function(t,e,i){var n=this,r=n.config,a=n.barOrLineData.bind(n),o=n.classText.bind(n),s=n.main.selectAll("."+Y.texts).selectAll("."+Y.text).data(a),c=s.enter().append("text").attr("class",o).attr("text-anchor",function(t){return r.axis_rotated?t.value<0?"end":"start":"middle"}).style("stroke","none").attr("x",t).attr("y",e).style("fill",function(t){return n.color(t)}).style("fill-opacity",0);n.mainText=c.merge(s).text(function(t,e,i){return n.dataLabelFormat(t.id)(t.value,t.id,e,i)}),s.exit().transition().duration(i).style("fill-opacity",0).remove()},l.prototype.redrawText=function(t,e,i,n,r){return[(n?this.mainText.transition(r):this.mainText).attr("x",t).attr("y",e).style("fill",this.color).style("fill-opacity",i?0:this.opacityForText.bind(this))]},l.prototype.getTextRect=function(t,e,i){var n,r=this.d3.select("body").append("div").classed("c3",!0),a=r.append("svg").style("visibility","hidden").style("position","fixed").style("top",0).style("left",0),o=this.d3.select(i).style("font");return a.selectAll(".dummy").data([t]).enter().append("text").classed(e||"",!0).style("font",o).text(t).each(function(){n=this.getBoundingClientRect()}),r.remove(),n},l.prototype.generateXYForText=function(t,e,i,n){var 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Y={target:"c3-target",chart:"c3-chart",chartLine:"c3-chart-line",chartLines:"c3-chart-lines",chartBar:"c3-chart-bar",chartBars:"c3-chart-bars",chartText:"c3-chart-text",chartTexts:"c3-chart-texts",chartArc:"c3-chart-arc",chartArcs:"c3-chart-arcs",chartArcsTitle:"c3-chart-arcs-title",chartArcsBackground:"c3-chart-arcs-background",chartArcsGaugeUnit:"c3-chart-arcs-gauge-unit",chartArcsGaugeMax:"c3-chart-arcs-gauge-max",chartArcsGaugeMin:"c3-chart-arcs-gauge-min",selectedCircle:"c3-selected-circle",selectedCircles:"c3-selected-circles",eventRect:"c3-event-rect",eventRects:"c3-event-rects",eventRectsSingle:"c3-event-rects-single",eventRectsMultiple:"c3-event-rects-multiple",zoomRect:"c3-zoom-rect",brush:"c3-brush",dragZoom:"c3-drag-zoom",focused:"c3-focused",defocused:"c3-defocused",region:"c3-region",regions:"c3-regions",title:"c3-title",tooltipContainer:"c3-tooltip-container",tooltip:"c3-tooltip",tooltipName:"c3-tooltip-name",shape:"c3-shape",shapes:"c3-shapes",line:"c3-line",lines:"c3-lines",bar:"c3-bar",bars:"c3-bars",circle:"c3-circle",circles:"c3-circles",arc:"c3-arc",arcLabelLine:"c3-arc-label-line",arcs:"c3-arcs",area:"c3-area",areas:"c3-areas",empty:"c3-empty",text:"c3-text",texts:"c3-texts",gaugeValue:"c3-gauge-value",grid:"c3-grid",gridLines:"c3-grid-lines",xgrid:"c3-xgrid",xgrids:"c3-xgrids",xgridLine:"c3-xgrid-line",xgridLines:"c3-xgrid-lines",xgridFocus:"c3-xgrid-focus",ygrid:"c3-ygrid",ygrids:"c3-ygrids",ygridLine:"c3-ygrid-line",ygridLines:"c3-ygrid-lines",axis:"c3-axis",axisX:"c3-axis-x",axisXLabel:"c3-axis-x-label",axisY:"c3-axis-y",axisYLabel:"c3-axis-y-label",axisY2:"c3-axis-y2",axisY2Label:"c3-axis-y2-label",legendBackground:"c3-legend-background",legendItem:"c3-legend-item",legendItemEvent:"c3-legend-item-event",legendItemTile:"c3-legend-item-tile",legendItemHidden:"c3-legend-item-hidden",legendItemFocused:"c3-legend-item-focused",dragarea:"c3-dragarea",EXPANDED:"_expanded_",SELECTED:"_selected_",INCLUDED:"_included_"},a=function(t){return Math.ceil(t)+.5},r=function(t){return 10*Math.ceil(t/10)},R=function(t){return t[1]-t[0]},N=function(t,e,i){return k(t[e])?t[e]:i},y=function(t){var e=t.getBoundingClientRect(),i=[t.pathSegList.getItem(0),t.pathSegList.getItem(1)];return{x:i[0].x,y:Math.min(i[0].y,i[1].y),width:e.width,height:e.height}},o=function(t){return Array.isArray(t)},k=function(t){return void 0!==t},u=function(t){return null==t||c(t)&&0===t.length||"object"===s(t)&&0===Object.keys(t).length},h=function(t){return"function"==typeof t},c=function(t){return"string"==typeof t},v=function(t){return void 0===t},P=function(t){return t||0===t},L=function(t){return!u(t)},_=function(t){return"string"==typeof t?t.replace(/</g,"&lt;").replace(/>/g,"&gt;"):t},d=function t(e){!function(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}(this,t),this.owner=e,this.d3=e.d3,this.internal=i};d.prototype.init=function(){var t=this.owner,e=t.config,i=t.main;t.axes.x=i.append("g").attr("class",Y.axis+" "+Y.axisX).attr("clip-path",e.axis_x_inner?"":t.clipPathForXAxis).attr("transform",t.getTranslate("x")).style("visibility",e.axis_x_show?"visible":"hidden"),t.axes.x.append("text").attr("class",Y.axisXLabel).attr("transform",e.axis_rotated?"rotate(-90)":"").style("text-anchor",this.textAnchorForXAxisLabel.bind(this)),t.axes.y=i.append("g").attr("class",Y.axis+" "+Y.axisY).attr("clip-path",e.axis_y_inner?"":t.clipPathForYAxis).attr("transform",t.getTranslate("y")).style("visibility",e.axis_y_show?"visible":"hidden"),t.axes.y.append("text").attr("class",Y.axisYLabel).attr("transform",e.axis_rotated?"":"rotate(-90)").style("text-anchor",this.textAnchorForYAxisLabel.bind(this)),t.axes.y2=i.append("g").attr("class",Y.axis+" "+Y.axisY2).attr("transform",t.getTranslate("y2")).style("visibility",e.axis_y2_show?"visible":"hidden"),t.axes.y2.append("text").attr("class",Y.axisY2Label).attr("transform",e.axis_rotated?"":"rotate(-90)").style("text-anchor",this.textAnchorForY2AxisLabel.bind(this))},d.prototype.getXAxis=function(t,e,i,n,r,a,o){var s=this.owner,c=s.config,d={isCategory:s.isCategorized(),withOuterTick:r,tickMultiline:c.axis_x_tick_multiline,tickMultilineMax:c.axis_x_tick_multiline?Number(c.axis_x_tick_multilineMax):0,tickWidth:c.axis_x_tick_width,tickTextRotate:o?0:c.axis_x_tick_rotate,withoutTransition:a},l=new this.internal(this,d).axis.scale(t).orient(e);return s.isTimeSeries()&&n&&"function"!=typeof n&&(n=n.map(function(t){return s.parseDate(t)})),l.tickFormat(i).tickValues(n),s.isCategorized()&&(l.tickCentered(c.axis_x_tick_centered),u(c.axis_x_tick_culling)&&(c.axis_x_tick_culling=!1)),l},d.prototype.updateXAxisTickValues=function(t,e){var i,n=this.owner,r=n.config;return(r.axis_x_tick_fit||r.axis_x_tick_count)&&(i=this.generateTickValues(n.mapTargetsToUniqueXs(t),r.axis_x_tick_count,n.isTimeSeries())),e?e.tickValues(i):(n.xAxis.tickValues(i),n.subXAxis.tickValues(i)),i},d.prototype.getYAxis=function(t,e,i,n,r,a,o){var s=this.owner,c=s.config,d={withOuterTick:r,withoutTransition:a,tickTextRotate:o?0:c.axis_y_tick_rotate},l=new this.internal(this,d).axis.scale(t).orient(e).tickFormat(i);return s.isTimeSeriesY()?l.ticks(c.axis_y_tick_time_type,c.axis_y_tick_time_interval):l.tickValues(n),l},d.prototype.getId=function(t){var e=this.owner.config;return t in e.data_axes?e.data_axes[t]:"y"},d.prototype.getXAxisTickFormat=function(){var e=this.owner,i=e.config,n=e.isTimeSeries()?e.defaultAxisTimeFormat:e.isCategorized()?e.categoryName:function(t){return t};return i.axis_x_tick_format&&(h(i.axis_x_tick_format)?n=i.axis_x_tick_format:e.isTimeSeries()&&(n=function(t){return t?e.axisTimeFormat(i.axis_x_tick_format)(t):""})),h(n)?function(t){return n.call(e,t)}:n},d.prototype.getTickValues=function(t,e){return t||(e?e.tickValues():void 0)},d.prototype.getXAxisTickValues=function(){return this.getTickValues(this.owner.config.axis_x_tick_values,this.owner.xAxis)},d.prototype.getYAxisTickValues=function(){return this.getTickValues(this.owner.config.axis_y_tick_values,this.owner.yAxis)},d.prototype.getY2AxisTickValues=function(){return this.getTickValues(this.owner.config.axis_y2_tick_values,this.owner.y2Axis)},d.prototype.getLabelOptionByAxisId=function(t){var e,i=this.owner.config;return"y"===t?e=i.axis_y_label:"y2"===t?e=i.axis_y2_label:"x"===t&&(e=i.axis_x_label),e},d.prototype.getLabelText=function(t){var e=this.getLabelOptionByAxisId(t);return c(e)?e:e?e.text:null},d.prototype.setLabelText=function(t,e){var i=this.owner.config,n=this.getLabelOptionByAxisId(t);c(n)?"y"===t?i.axis_y_label=e:"y2"===t?i.axis_y2_label=e:"x"===t&&(i.axis_x_label=e):n&&(n.text=e)},d.prototype.getLabelPosition=function(t,e){var i=this.getLabelOptionByAxisId(t),n=i&&"object"===s(i)&&i.position?i.position:e;return{isInner:0<=n.indexOf("inner"),isOuter:0<=n.indexOf("outer"),isLeft:0<=n.indexOf("left"),isCenter:0<=n.indexOf("center"),isRight:0<=n.indexOf("right"),isTop:0<=n.indexOf("top"),isMiddle:0<=n.indexOf("middle"),isBottom:0<=n.indexOf("bottom")}},d.prototype.getXAxisLabelPosition=function(){return this.getLabelPosition("x",this.owner.config.axis_rotated?"inner-top":"inner-right")},d.prototype.getYAxisLabelPosition=function(){return this.getLabelPosition("y",this.owner.config.axis_rotated?"inner-right":"inner-top")},d.prototype.getY2AxisLabelPosition=function(){return this.getLabelPosition("y2",this.owner.config.axis_rotated?"inner-right":"inner-top")},d.prototype.getLabelPositionById=function(t){return"y2"===t?this.getY2AxisLabelPosition():"y"===t?this.getYAxisLabelPosition():this.getXAxisLabelPosition()},d.prototype.textForXAxisLabel=function(){return this.getLabelText("x")},d.prototype.textForYAxisLabel=function(){return this.getLabelText("y")},d.prototype.textForY2AxisLabel=function(){return this.getLabelText("y2")},d.prototype.xForAxisLabel=function(t,e){var i=this.owner;return t?e.isLeft?0:e.isCenter?i.width/2:i.width:e.isBottom?-i.height:e.isMiddle?-i.height/2:0},d.prototype.dxForAxisLabel=function(t,e){return t?e.isLeft?"0.5em":e.isRight?"-0.5em":"0":e.isTop?"-0.5em":e.isBottom?"0.5em":"0"},d.prototype.textAnchorForAxisLabel=function(t,e){return t?e.isLeft?"start":e.isCenter?"middle":"end":e.isBottom?"start":e.isMiddle?"middle":"end"},d.prototype.xForXAxisLabel=function(){return this.xForAxisLabel(!this.owner.config.axis_rotated,this.getXAxisLabelPosition())},d.prototype.xForYAxisLabel=function(){return this.xForAxisLabel(this.owner.config.axis_rotated,this.getYAxisLabelPosition())},d.prototype.xForY2AxisLabel=function(){return this.xForAxisLabel(this.owner.config.axis_rotated,this.getY2AxisLabelPosition())},d.prototype.dxForXAxisLabel=function(){return this.dxForAxisLabel(!this.owner.config.axis_rotated,this.getXAxisLabelPosition())},d.prototype.dxForYAxisLabel=function(){return this.dxForAxisLabel(this.owner.config.axis_rotated,this.getYAxisLabelPosition())},d.prototype.dxForY2AxisLabel=function(){return this.dxForAxisLabel(this.owner.config.axis_rotated,this.getY2AxisLabelPosition())},d.prototype.dyForXAxisLabel=function(){var t=this.owner,e=t.config,i=this.getXAxisLabelPosition();return e.axis_rotated?i.isInner?"1.2em":-25-(t.config.axis_x_inner?0:this.getMaxTickWidth("x")):i.isInner?"-0.5em":e.axis_x_height?e.axis_x_height-10:"3em"},d.prototype.dyForYAxisLabel=function(){var t=this.owner,e=this.getYAxisLabelPosition();return t.config.axis_rotated?e.isInner?"-0.5em":"3em":e.isInner?"1.2em":-10-(t.config.axis_y_inner?0:this.getMaxTickWidth("y")+10)},d.prototype.dyForY2AxisLabel=function(){var t=this.owner,e=this.getY2AxisLabelPosition();return t.config.axis_rotated?e.isInner?"1.2em":"-2.2em":e.isInner?"-0.5em":15+(t.config.axis_y2_inner?0:this.getMaxTickWidth("y2")+15)},d.prototype.textAnchorForXAxisLabel=function(){var t=this.owner;return this.textAnchorForAxisLabel(!t.config.axis_rotated,this.getXAxisLabelPosition())},d.prototype.textAnchorForYAxisLabel=function(){var t=this.owner;return this.textAnchorForAxisLabel(t.config.axis_rotated,this.getYAxisLabelPosition())},d.prototype.textAnchorForY2AxisLabel=function(){var t=this.owner;return this.textAnchorForAxisLabel(t.config.axis_rotated,this.getY2AxisLabelPosition())},d.prototype.getMaxTickWidth=function(t,e){var i,n,r,a,o=this.owner,s=o.config,c=0;return e&&o.currentMaxTickWidths[t]||(o.svg&&(i=o.filterTargetsToShow(o.data.targets),"y"===t?(n=o.y.copy().domain(o.getYDomain(i,"y")),r=this.getYAxis(n,o.yOrient,s.axis_y_tick_format,o.yAxisTickValues,!1,!0,!0)):"y2"===t?(n=o.y2.copy().domain(o.getYDomain(i,"y2")),r=this.getYAxis(n,o.y2Orient,s.axis_y2_tick_format,o.y2AxisTickValues,!1,!0,!0)):(n=o.x.copy().domain(o.getXDomain(i)),r=this.getXAxis(n,o.xOrient,o.xAxisTickFormat,o.xAxisTickValues,!1,!0,!0),this.updateXAxisTickValues(i,r)),(a=o.d3.select("body").append("div").classed("c3",!0)).append("svg").style("visibility","hidden").style("position","fixed").style("top",0).style("left",0).append("g").call(r).each(function(){o.d3.select(this).selectAll("text").each(function(){var t=this.getBoundingClientRect();c<t.width&&(c=t.width)}),a.remove()})),o.currentMaxTickWidths[t]=c<=0?o.currentMaxTickWidths[t]:c),o.currentMaxTickWidths[t]},d.prototype.updateLabels=function(t){var e=this.owner,i=e.main.select("."+Y.axisX+" ."+Y.axisXLabel),n=e.main.select("."+Y.axisY+" ."+Y.axisYLabel),r=e.main.select("."+Y.axisY2+" ."+Y.axisY2Label);(t?i.transition():i).attr("x",this.xForXAxisLabel.bind(this)).attr("dx",this.dxForXAxisLabel.bind(this)).attr("dy",this.dyForXAxisLabel.bind(this)).text(this.textForXAxisLabel.bind(this)),(t?n.transition():n).attr("x",this.xForYAxisLabel.bind(this)).attr("dx",this.dxForYAxisLabel.bind(this)).attr("dy",this.dyForYAxisLabel.bind(this)).text(this.textForYAxisLabel.bind(this)),(t?r.transition():r).attr("x",this.xForY2AxisLabel.bind(this)).attr("dx",this.dxForY2AxisLabel.bind(this)).attr("dy",this.dyForY2AxisLabel.bind(this)).text(this.textForY2AxisLabel.bind(this))},d.prototype.getPadding=function(t,e,i,n){var r="number"==typeof t?t:t[e];return P(r)?"ratio"===t.unit?t[e]*n:this.convertPixelsToAxisPadding(r,n):i},d.prototype.convertPixelsToAxisPadding=function(t,e){var i=this.owner;return e*(t/(i.config.axis_rotated?i.width:i.height))},d.prototype.generateTickValues=function(t,e,i){var n,r,a,o,s,c,d,l=t;if(e)if(1===(n=h(e)?e():e))l=[t[0]];else if(2===n)l=[t[0],t[t.length-1]];else if(2<n){for(o=n-2,r=t[0],s=((a=t[t.length-1])-r)/(o+1),l=[r],c=0;c<o;c++)d=+r+s*(c+1),l.push(i?new Date(d):d);l.push(a)}return i||(l=l.sort(function(t,e){return t-e})),l},d.prototype.generateTransitions=function(t){var e=this.owner.axes;return{axisX:t?e.x.transition().duration(t):e.x,axisY:t?e.y.transition().duration(t):e.y,axisY2:t?e.y2.transition().duration(t):e.y2,axisSubX:t?e.subx.transition().duration(t):e.subx}},d.prototype.redraw=function(t,e){var i=this.owner,n=t?i.d3.transition().duration(t):null;i.axes.x.style("opacity",e?0:1).call(i.xAxis,n),i.axes.y.style("opacity",e?0:1).call(i.yAxis,n),i.axes.y2.style("opacity",e?0:1).call(i.y2Axis,n),i.axes.subx.style("opacity",e?0:1).call(i.subXAxis,n)};var t={version:"0.6.9",chart:{fn:n.prototype,internal:{fn:l.prototype,axis:{fn:d.prototype,internal:{fn:i.prototype}}}},generate:function(t){return new n(t)}};return l.prototype.beforeInit=function(){},l.prototype.afterInit=function(){},l.prototype.init=function(){var t=this,e=t.config;if(t.initParams(),e.data_url)t.convertUrlToData(e.data_url,e.data_mimeType,e.data_headers,e.data_keys,t.initWithData);else if(e.data_json)t.initWithData(t.convertJsonToData(e.data_json,e.data_keys));else if(e.data_rows)t.initWithData(t.convertRowsToData(e.data_rows));else{if(!e.data_columns)throw Error("url or json or rows or columns is required.");t.initWithData(t.convertColumnsToData(e.data_columns))}},l.prototype.initParams=function(){var t=this,e=t.d3,i=t.config;t.clipId="c3-"+ +new Date+"-clip",t.clipIdForXAxis=t.clipId+"-xaxis",t.clipIdForYAxis=t.clipId+"-yaxis",t.clipIdForGrid=t.clipId+"-grid",t.clipIdForSubchart=t.clipId+"-subchart",t.clipPath=t.getClipPath(t.clipId),t.clipPathForXAxis=t.getClipPath(t.clipIdForXAxis),t.clipPathForYAxis=t.getClipPath(t.clipIdForYAxis),t.clipPathForGrid=t.getClipPath(t.clipIdForGrid),t.clipPathForSubchart=t.getClipPath(t.clipIdForSubchart),t.dragStart=null,t.dragging=!1,t.flowing=!1,t.cancelClick=!1,t.mouseover=!1,t.transiting=!1,t.color=t.generateColor(),t.levelColor=t.generateLevelColor(),t.dataTimeParse=(i.data_xLocaltime?e.timeParse:e.utcParse)(t.config.data_xFormat),t.axisTimeFormat=i.axis_x_localtime?e.timeFormat:e.utcFormat,t.defaultAxisTimeFormat=function(t){return t.getMilliseconds()?e.timeFormat(".%L")(t):t.getSeconds()?e.timeFormat(":%S")(t):t.getMinutes()?e.timeFormat("%I:%M")(t):t.getHours()?e.timeFormat("%I %p")(t):t.getDay()&&1!==t.getDate()?e.timeFormat("%-m/%-d")(t):1!==t.getDate()?e.timeFormat("%-m/%-d")(t):t.getMonth()?e.timeFormat("%-m/%-d")(t):e.timeFormat("%Y/%-m/%-d")(t)},t.hiddenTargetIds=[],t.hiddenLegendIds=[],t.focusedTargetIds=[],t.defocusedTargetIds=[],t.xOrient=i.axis_rotated?i.axis_x_inner?"right":"left":i.axis_x_inner?"top":"bottom",t.yOrient=i.axis_rotated?i.axis_y_inner?"top":"bottom":i.axis_y_inner?"right":"left",t.y2Orient=i.axis_rotated?i.axis_y2_inner?"bottom":"top":i.axis_y2_inner?"left":"right",t.subXOrient=i.axis_rotated?"left":"bottom",t.isLegendRight="right"===i.legend_position,t.isLegendInset="inset"===i.legend_position,t.isLegendTop="top-left"===i.legend_inset_anchor||"top-right"===i.legend_inset_anchor,t.isLegendLeft="top-left"===i.legend_inset_anchor||"bottom-left"===i.legend_inset_anchor,t.legendStep=0,t.legendItemWidth=0,t.legendItemHeight=0,t.currentMaxTickWidths={x:0,y:0,y2:0},t.rotated_padding_left=30,t.rotated_padding_right=i.axis_rotated&&!i.axis_x_show?0:30,t.rotated_padding_top=5,t.withoutFadeIn={},t.intervalForObserveInserted=void 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window.SVGPathSegLinetoHorizontalAbs(void 0,t)},window.SVGPathElement.prototype.createSVGPathSegLinetoHorizontalRel=function(t){return new window.SVGPathSegLinetoHorizontalRel(void 0,t)},window.SVGPathElement.prototype.createSVGPathSegLinetoVerticalAbs=function(t){return new window.SVGPathSegLinetoVerticalAbs(void 0,t)},window.SVGPathElement.prototype.createSVGPathSegLinetoVerticalRel=function(t){return new window.SVGPathSegLinetoVerticalRel(void 0,t)},window.SVGPathElement.prototype.createSVGPathSegCurvetoCubicSmoothAbs=function(t,e,i,n){return new window.SVGPathSegCurvetoCubicSmoothAbs(void 0,t,e,i,n)},window.SVGPathElement.prototype.createSVGPathSegCurvetoCubicSmoothRel=function(t,e,i,n){return new window.SVGPathSegCurvetoCubicSmoothRel(void 0,t,e,i,n)},window.SVGPathElement.prototype.createSVGPathSegCurvetoQuadraticSmoothAbs=function(t,e){return new window.SVGPathSegCurvetoQuadraticSmoothAbs(void 0,t,e)},window.SVGPathElement.prototype.createSVGPathSegCurvetoQuadraticSmoothRel=function(t,e){return new window.SVGPathSegCurvetoQuadraticSmoothRel(void 0,t,e)},"getPathSegAtLength"in window.SVGPathElement.prototype||(window.SVGPathElement.prototype.getPathSegAtLength=function(t){if(void 0===t||!isFinite(t))throw"Invalid arguments.";var e=document.createElementNS("http://www.w3.org/2000/svg","path");e.setAttribute("d",this.getAttribute("d"));var i=e.pathSegList.numberOfItems-1;if(i<=0)return 0;do{if(e.pathSegList.removeItem(i),t>e.getTotalLength())break;i--}while(0<i);return i})),"SVGPathSegList"in window||(window.SVGPathSegList=function(t){this._pathElement=t,this._list=this._parsePath(this._pathElement.getAttribute("d")),this._mutationObserverConfig={attributes:!0,attributeFilter:["d"]},this._pathElementMutationObserver=new MutationObserver(this._updateListFromPathMutations.bind(this)),this._pathElementMutationObserver.observe(this._pathElement,this._mutationObserverConfig)},window.SVGPathSegList.prototype.classname="SVGPathSegList",Object.defineProperty(window.SVGPathSegList.prototype,"numberOfItems",{get:function(){return this._checkPathSynchronizedToList(),this._list.length},enumerable:!0}),Object.defineProperty(window.SVGPathElement.prototype,"pathSegList",{get:function(){return this._pathSegList||(this._pathSegList=new window.SVGPathSegList(this)),this._pathSegList},enumerable:!0}),Object.defineProperty(window.SVGPathElement.prototype,"normalizedPathSegList",{get:function(){return this.pathSegList},enumerable:!0}),Object.defineProperty(window.SVGPathElement.prototype,"animatedPathSegList",{get:function(){return this.pathSegList},enumerable:!0}),Object.defineProperty(window.SVGPathElement.prototype,"animatedNormalizedPathSegList",{get:function(){return this.pathSegList},enumerable:!0}),window.SVGPathSegList.prototype._checkPathSynchronizedToList=function(){this._updateListFromPathMutations(this._pathElementMutationObserver.takeRecords())},window.SVGPathSegList.prototype._updateListFromPathMutations=function(t){if(this._pathElement){var e=!1;t.forEach(function(t){"d"==t.attributeName&&(e=!0)}),e&&(this._list=this._parsePath(this._pathElement.getAttribute("d")))}},window.SVGPathSegList.prototype._writeListToPath=function(){this._pathElementMutationObserver.disconnect(),this._pathElement.setAttribute("d",window.SVGPathSegList._pathSegArrayAsString(this._list)),this._pathElementMutationObserver.observe(this._pathElement,this._mutationObserverConfig)},window.SVGPathSegList.prototype.segmentChanged=function(t){this._writeListToPath()},window.SVGPathSegList.prototype.clear=function(){this._checkPathSynchronizedToList(),this._list.forEach(function(t){t._owningPathSegList=null}),this._list=[],this._writeListToPath()},window.SVGPathSegList.prototype.initialize=function(t){return this._checkPathSynchronizedToList(),this._list=[t],(t._owningPathSegList=this)._writeListToPath(),t},window.SVGPathSegList.prototype._checkValidIndex=function(t){if(isNaN(t)||t<0||t>=this.numberOfItems)throw"INDEX_SIZE_ERR"},window.SVGPathSegList.prototype.getItem=function(t){return this._checkPathSynchronizedToList(),this._checkValidIndex(t),this._list[t]},window.SVGPathSegList.prototype.insertItemBefore=function(t,e){return this._checkPathSynchronizedToList(),e>this.numberOfItems&&(e=this.numberOfItems),t._owningPathSegList&&(t=t.clone()),this._list.splice(e,0,t),(t._owningPathSegList=this)._writeListToPath(),t},window.SVGPathSegList.prototype.replaceItem=function(t,e){return this._checkPathSynchronizedToList(),t._owningPathSegList&&(t=t.clone()),this._checkValidIndex(e),((this._list[e]=t)._owningPathSegList=this)._writeListToPath(),t},window.SVGPathSegList.prototype.removeItem=function(t){this._checkPathSynchronizedToList(),this._checkValidIndex(t);var e=this._list[t];return this._list.splice(t,1),this._writeListToPath(),e},window.SVGPathSegList.prototype.appendItem=function(t){return this._checkPathSynchronizedToList(),t._owningPathSegList&&(t=t.clone()),this._list.push(t),(t._owningPathSegList=this)._writeListToPath(),t},window.SVGPathSegList._pathSegArrayAsString=function(t){var e="",i=!0;return t.forEach(function(t){i?(i=!1,e+=t._asPathString()):e+=" "+t._asPathString()}),e},window.SVGPathSegList.prototype._parsePath=function(t){if(!t||0==t.length)return[];var n=this,e=function(){this.pathSegList=[]};e.prototype.appendSegment=function(t){this.pathSegList.push(t)};var i=function(t){this._string=t,this._currentIndex=0,this._endIndex=this._string.length,this._previousCommand=window.SVGPathSeg.PATHSEG_UNKNOWN,this._skipOptionalSpaces()};i.prototype._isCurrentSpace=function(){var t=this._string[this._currentIndex];return t<=" "&&(" 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window.SVGPathSeg.PATHSEG_MOVETO_REL;case"L":return window.SVGPathSeg.PATHSEG_LINETO_ABS;case"l":return window.SVGPathSeg.PATHSEG_LINETO_REL;case"C":return window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_ABS;case"c":return window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_REL;case"Q":return window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_ABS;case"q":return window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_REL;case"A":return window.SVGPathSeg.PATHSEG_ARC_ABS;case"a":return window.SVGPathSeg.PATHSEG_ARC_REL;case"H":return window.SVGPathSeg.PATHSEG_LINETO_HORIZONTAL_ABS;case"h":return window.SVGPathSeg.PATHSEG_LINETO_HORIZONTAL_REL;case"V":return window.SVGPathSeg.PATHSEG_LINETO_VERTICAL_ABS;case"v":return window.SVGPathSeg.PATHSEG_LINETO_VERTICAL_REL;case"S":return window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_SMOOTH_ABS;case"s":return window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_SMOOTH_REL;case"T":return window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_SMOOTH_ABS;case"t":return window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_SMOOTH_REL;default:return window.SVGPathSeg.PATHSEG_UNKNOWN}},i.prototype._nextCommandHelper=function(t,e){return("+"==t||"-"==t||"."==t||"0"<=t&&t<="9")&&e!=window.SVGPathSeg.PATHSEG_CLOSEPATH?e==window.SVGPathSeg.PATHSEG_MOVETO_ABS?window.SVGPathSeg.PATHSEG_LINETO_ABS:e==window.SVGPathSeg.PATHSEG_MOVETO_REL?window.SVGPathSeg.PATHSEG_LINETO_REL:e:window.SVGPathSeg.PATHSEG_UNKNOWN},i.prototype.initialCommandIsMoveTo=function(){if(!this.hasMoreData())return!0;var t=this.peekSegmentType();return t==window.SVGPathSeg.PATHSEG_MOVETO_ABS||t==window.SVGPathSeg.PATHSEG_MOVETO_REL},i.prototype._parseNumber=function(){var t=0,e=0,i=1,n=0,r=1,a=1,o=this._currentIndex;if(this._skipOptionalSpaces(),this._currentIndex<this._endIndex&&"+"==this._string.charAt(this._currentIndex)?this._currentIndex++:this._currentIndex<this._endIndex&&"-"==this._string.charAt(this._currentIndex)&&(this._currentIndex++,r=-1),!(this._currentIndex==this._endIndex||(this._string.charAt(this._currentIndex)<"0"||"9"<this._string.charAt(this._currentIndex))&&"."!=this._string.charAt(this._currentIndex))){for(var s=this._currentIndex;this._currentIndex<this._endIndex&&"0"<=this._string.charAt(this._currentIndex)&&this._string.charAt(this._currentIndex)<="9";)this._currentIndex++;if(this._currentIndex!=s)for(var c=this._currentIndex-1,d=1;s<=c;)e+=d*(this._string.charAt(c--)-"0"),d*=10;if(this._currentIndex<this._endIndex&&"."==this._string.charAt(this._currentIndex)){if(this._currentIndex++,this._currentIndex>=this._endIndex||this._string.charAt(this._currentIndex)<"0"||"9"<this._string.charAt(this._currentIndex))return;for(;this._currentIndex<this._endIndex&&"0"<=this._string.charAt(this._currentIndex)&&this._string.charAt(this._currentIndex)<="9";)i*=10,n+=(this._string.charAt(this._currentIndex)-"0")/i,this._currentIndex+=1}if(this._currentIndex!=o&&this._currentIndex+1<this._endIndex&&("e"==this._string.charAt(this._currentIndex)||"E"==this._string.charAt(this._currentIndex))&&"x"!=this._string.charAt(this._currentIndex+1)&&"m"!=this._string.charAt(this._currentIndex+1)){if(this._currentIndex++,"+"==this._string.charAt(this._currentIndex)?this._currentIndex++:"-"==this._string.charAt(this._currentIndex)&&(this._currentIndex++,a=-1),this._currentIndex>=this._endIndex||this._string.charAt(this._currentIndex)<"0"||"9"<this._string.charAt(this._currentIndex))return;for(;this._currentIndex<this._endIndex&&"0"<=this._string.charAt(this._currentIndex)&&this._string.charAt(this._currentIndex)<="9";)t*=10,t+=this._string.charAt(this._currentIndex)-"0",this._currentIndex++}var l=e+n;if(l*=r,t&&(l*=Math.pow(10,a*t)),o!=this._currentIndex)return this._skipOptionalSpacesOrDelimiter(),l}},i.prototype._parseArcFlag=function(){if(!(this._currentIndex>=this._endIndex)){var t=!1,e=this._string.charAt(this._currentIndex++);if("0"==e)t=!1;else{if("1"!=e)return;t=!0}return this._skipOptionalSpacesOrDelimiter(),t}},i.prototype.parseSegment=function(){var t=this._string[this._currentIndex],e=this._pathSegTypeFromChar(t);if(e==window.SVGPathSeg.PATHSEG_UNKNOWN){if(this._previousCommand==window.SVGPathSeg.PATHSEG_UNKNOWN)return null;if((e=this._nextCommandHelper(t,this._previousCommand))==window.SVGPathSeg.PATHSEG_UNKNOWN)return null}else this._currentIndex++;switch(this._previousCommand=e){case window.SVGPathSeg.PATHSEG_MOVETO_REL:return new window.SVGPathSegMovetoRel(n,this._parseNumber(),this._parseNumber());case window.SVGPathSeg.PATHSEG_MOVETO_ABS:return new window.SVGPathSegMovetoAbs(n,this._parseNumber(),this._parseNumber());case window.SVGPathSeg.PATHSEG_LINETO_REL:return new window.SVGPathSegLinetoRel(n,this._parseNumber(),this._parseNumber());case window.SVGPathSeg.PATHSEG_LINETO_ABS:return new window.SVGPathSegLinetoAbs(n,this._parseNumber(),this._parseNumber());case window.SVGPathSeg.PATHSEG_LINETO_HORIZONTAL_REL:return new window.SVGPathSegLinetoHorizontalRel(n,this._parseNumber());case window.SVGPathSeg.PATHSEG_LINETO_HORIZONTAL_ABS:return new window.SVGPathSegLinetoHorizontalAbs(n,this._parseNumber());case window.SVGPathSeg.PATHSEG_LINETO_VERTICAL_REL:return new window.SVGPathSegLinetoVerticalRel(n,this._parseNumber());case window.SVGPathSeg.PATHSEG_LINETO_VERTICAL_ABS:return new window.SVGPathSegLinetoVerticalAbs(n,this._parseNumber());case window.SVGPathSeg.PATHSEG_CLOSEPATH:return this._skipOptionalSpaces(),new window.SVGPathSegClosePath(n);case window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_REL:var i={x1:this._parseNumber(),y1:this._parseNumber(),x2:this._parseNumber(),y2:this._parseNumber(),x:this._parseNumber(),y:this._parseNumber()};return new window.SVGPathSegCurvetoCubicRel(n,i.x,i.y,i.x1,i.y1,i.x2,i.y2);case window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_ABS:return i={x1:this._parseNumber(),y1:this._parseNumber(),x2:this._parseNumber(),y2:this._parseNumber(),x:this._parseNumber(),y:this._parseNumber()},new window.SVGPathSegCurvetoCubicAbs(n,i.x,i.y,i.x1,i.y1,i.x2,i.y2);case window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_SMOOTH_REL:return i={x2:this._parseNumber(),y2:this._parseNumber(),x:this._parseNumber(),y:this._parseNumber()},new window.SVGPathSegCurvetoCubicSmoothRel(n,i.x,i.y,i.x2,i.y2);case window.SVGPathSeg.PATHSEG_CURVETO_CUBIC_SMOOTH_ABS:return i={x2:this._parseNumber(),y2:this._parseNumber(),x:this._parseNumber(),y:this._parseNumber()},new window.SVGPathSegCurvetoCubicSmoothAbs(n,i.x,i.y,i.x2,i.y2);case window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_REL:return i={x1:this._parseNumber(),y1:this._parseNumber(),x:this._parseNumber(),y:this._parseNumber()},new window.SVGPathSegCurvetoQuadraticRel(n,i.x,i.y,i.x1,i.y1);case window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_ABS:return i={x1:this._parseNumber(),y1:this._parseNumber(),x:this._parseNumber(),y:this._parseNumber()},new window.SVGPathSegCurvetoQuadraticAbs(n,i.x,i.y,i.x1,i.y1);case window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_SMOOTH_REL:return new window.SVGPathSegCurvetoQuadraticSmoothRel(n,this._parseNumber(),this._parseNumber());case window.SVGPathSeg.PATHSEG_CURVETO_QUADRATIC_SMOOTH_ABS:return new window.SVGPathSegCurvetoQuadraticSmoothAbs(n,this._parseNumber(),this._parseNumber());case window.SVGPathSeg.PATHSEG_ARC_REL:return i={x1:this._parseNumber(),y1:this._parseNumber(),arcAngle:this._parseNumber(),arcLarge:this._parseArcFlag(),arcSweep:this._parseArcFlag(),x:this._parseNumber(),y:this._parseNumber()},new window.SVGPathSegArcRel(n,i.x,i.y,i.x1,i.y1,i.arcAngle,i.arcLarge,i.arcSweep);case window.SVGPathSeg.PATHSEG_ARC_ABS:return i={x1:this._parseNumber(),y1:this._parseNumber(),arcAngle:this._parseNumber(),arcLarge:this._parseArcFlag(),arcSweep:this._parseArcFlag(),x:this._parseNumber(),y:this._parseNumber()},new window.SVGPathSegArcAbs(n,i.x,i.y,i.x1,i.y1,i.arcAngle,i.arcLarge,i.arcSweep);default:throw"Unknown path seg type."}};var r=new e,a=new i(t);if(!a.initialCommandIsMoveTo())return[];for(;a.hasMoreData();){var o=a.parseSegment();if(!o)return[];r.appendSegment(o)}return r.pathSegList}),String.prototype.padEnd||(String.prototype.padEnd=function(t,e){return t>>=0,e=String(void 0!==e?e:" "),this.length>t?String(this):((t-=this.length)>e.length&&(e+=e.repeat(t/e.length)),String(this)+e.slice(0,t))}),(n.prototype.axis=function(){}).labels=function(e){var 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t,e=[],i=[];if(v){for(t=0;t<v;t++)e.push("."+Y.shape+"-"+(w+t)),i.push("."+Y.text+"-"+(w+t));E.svg.selectAll("."+Y.shapes).selectAll(e).remove(),E.svg.selectAll("."+Y.texts).selectAll(i).remove(),E.svg.select("."+Y.xgrid).remove()}n.attr("transform",null).attr("x1",E.xgridAttr.x1).attr("x2",E.xgridAttr.x2).attr("y1",E.xgridAttr.y1).attr("y2",E.xgridAttr.y2).style("opacity",E.xgridAttr.opacity),r.attr("transform",null),r.select("line").attr("x1",I.axis_rotated?0:x).attr("x2",I.axis_rotated?E.width:x),r.select("text").attr("x",I.axis_rotated?E.width:0).attr("y",x),s.attr("transform",null).attr("d",h),c.attr("transform",null).attr("d",g),d.attr("transform",null).attr("d",p),l.attr("transform",null).attr("cx",f).attr("cy",_),o.attr("transform",null).attr("x",y).attr("y",m).style("fill-opacity",E.opacityForText.bind(E)),a.attr("transform",null),a.filter(E.isRegionOnX).attr("x",E.regionX.bind(E)).attr("width",E.regionWidth.bind(E)),L(),E.flowing=!1})}},n.prototype.focus=function(e){var t,i=this.internal;e=i.mapToTargetIds(e),t=i.svg.selectAll(i.selectorTargets(e.filter(i.isTargetToShow,i))),this.revert(),this.defocus(),t.classed(Y.focused,!0).classed(Y.defocused,!1),i.hasArcType()&&i.expandArc(e),i.toggleFocusLegend(e,!0),i.focusedTargetIds=e,i.defocusedTargetIds=i.defocusedTargetIds.filter(function(t){return e.indexOf(t)<0})},n.prototype.defocus=function(e){var t=this.internal;e=t.mapToTargetIds(e),t.svg.selectAll(t.selectorTargets(e.filter(t.isTargetToShow,t))).classed(Y.focused,!1).classed(Y.defocused,!0),t.hasArcType()&&t.unexpandArc(e),t.toggleFocusLegend(e,!1),t.focusedTargetIds=t.focusedTargetIds.filter(function(t){return e.indexOf(t)<0}),t.defocusedTargetIds=e},n.prototype.revert=function(t){var e=this.internal;t=e.mapToTargetIds(t),e.svg.selectAll(e.selectorTargets(t)).classed(Y.focused,!1).classed(Y.defocused,!1),e.hasArcType()&&e.unexpandArc(t),e.config.legend_show&&(e.showLegend(t.filter(e.isLegendToShow.bind(e))),e.legend.selectAll(e.selectorLegends(t)).filter(function(){return e.d3.select(this).classed(Y.legendItemFocused)}).classed(Y.legendItemFocused,!1)),e.focusedTargetIds=[],e.defocusedTargetIds=[]},(n.prototype.xgrids=function(t){var e=this.internal,i=e.config;return t&&(i.grid_x_lines=t,e.redrawWithoutRescale()),i.grid_x_lines}).add=function(t){var e=this.internal;return this.xgrids(e.config.grid_x_lines.concat(t||[]))},n.prototype.xgrids.remove=function(t){this.internal.removeGridLines(t,!0)},(n.prototype.ygrids=function(t){var e=this.internal,i=e.config;return t&&(i.grid_y_lines=t,e.redrawWithoutRescale()),i.grid_y_lines}).add=function(t){var e=this.internal;return this.ygrids(e.config.grid_y_lines.concat(t||[]))},n.prototype.ygrids.remove=function(t){this.internal.removeGridLines(t,!1)},n.prototype.groups=function(t){var e=this.internal,i=e.config;return v(t)||(i.data_groups=t,e.redraw()),i.data_groups},(n.prototype.legend=function(){}).show=function(t){var e=this.internal;e.showLegend(e.mapToTargetIds(t)),e.updateAndRedraw({withLegend:!0})},n.prototype.legend.hide=function(t){var e=this.internal;e.hideLegend(e.mapToTargetIds(t)),e.updateAndRedraw({withLegend:!1})},n.prototype.load=function(e){var t=this.internal,i=t.config;e.xs&&t.addXs(e.xs),"names"in e&&n.prototype.data.names.bind(this)(e.names),"classes"in e&&Object.keys(e.classes).forEach(function(t){i.data_classes[t]=e.classes[t]}),"categories"in e&&t.isCategorized()&&(i.axis_x_categories=e.categories),"axes"in e&&Object.keys(e.axes).forEach(function(t){i.data_axes[t]=e.axes[t]}),"colors"in e&&Object.keys(e.colors).forEach(function(t){i.data_colors[t]=e.colors[t]}),"cacheIds"in e&&t.hasCaches(e.cacheIds)?t.load(t.getCaches(e.cacheIds),e.done):"unload"in e?t.unload(t.mapToTargetIds("boolean"==typeof e.unload&&e.unload?null:e.unload),function(){t.loadFromArgs(e)}):t.loadFromArgs(e)},n.prototype.unload=function(t){var e=this.internal;(t=t||{})instanceof Array?t={ids:t}:"string"==typeof t&&(t={ids:[t]}),e.unload(e.mapToTargetIds(t.ids),function(){e.redraw({withUpdateOrgXDomain:!0,withUpdateXDomain:!0,withLegend:!0}),t.done&&t.done()})},(n.prototype.regions=function(t){var e=this.internal,i=e.config;return t&&(i.regions=t,e.redrawWithoutRescale()),i.regions}).add=function(t){var e=this.internal,i=e.config;return t&&(i.regions=i.regions.concat(t),e.redrawWithoutRescale()),i.regions},n.prototype.regions.remove=function(t){var e,i,n,r=this.internal,a=r.config;return e=N(t=t||{},"duration",a.transition_duration),i=N(t,"classes",[Y.region]),n=r.main.select("."+Y.regions).selectAll(i.map(function(t){return"."+t})),(e?n.transition().duration(e):n).style("opacity",0).remove(),a.regions=a.regions.filter(function(t){var e=!1;return!t.class||(t.class.split(" ").forEach(function(t){0<=i.indexOf(t)&&(e=!0)}),!e)}),a.regions},n.prototype.selected=function(t){var e=this.internal,i=e.d3;return i.merge(e.main.selectAll("."+Y.shapes+e.getTargetSelectorSuffix(t)).selectAll("."+Y.shape).filter(function(){return i.select(this).classed(Y.SELECTED)}).map(function(t){return t.map(function(t){var e=t.__data__;return e.data?e.data:e})}))},n.prototype.select=function(c,d,l){var u=this.internal,h=u.d3,g=u.config;g.data_selection_enabled&&u.main.selectAll("."+Y.shapes).selectAll("."+Y.shape).each(function(t,e){var i=h.select(this),n=t.data?t.data.id:t.id,r=u.getToggle(this,t).bind(u),a=g.data_selection_grouped||!c||0<=c.indexOf(n),o=!d||0<=d.indexOf(e),s=i.classed(Y.SELECTED);i.classed(Y.line)||i.classed(Y.area)||(a&&o?g.data_selection_isselectable(t)&&!s&&r(!0,i.classed(Y.SELECTED,!0),t,e):k(l)&&l&&s&&r(!1,i.classed(Y.SELECTED,!1),t,e))})},n.prototype.unselect=function(c,d){var l=this.internal,u=l.d3,h=l.config;h.data_selection_enabled&&l.main.selectAll("."+Y.shapes).selectAll("."+Y.shape).each(function(t,e){var i=u.select(this),n=t.data?t.data.id:t.id,r=l.getToggle(this,t).bind(l),a=h.data_selection_grouped||!c||0<=c.indexOf(n),o=!d||0<=d.indexOf(e),s=i.classed(Y.SELECTED);i.classed(Y.line)||i.classed(Y.area)||a&&o&&h.data_selection_isselectable(t)&&s&&r(!1,i.classed(Y.SELECTED,!1),t,e)})},n.prototype.show=function(t,e){var i,n=this.internal;t=n.mapToTargetIds(t),e=e||{},n.removeHiddenTargetIds(t),(i=n.svg.selectAll(n.selectorTargets(t))).transition().style("display","initial","important").style("opacity",1,"important").call(n.endall,function(){i.style("opacity",null).style("opacity",1)}),e.withLegend&&n.showLegend(t),n.redraw({withUpdateOrgXDomain:!0,withUpdateXDomain:!0,withLegend:!0})},n.prototype.hide=function(t,e){var i,n=this.internal;t=n.mapToTargetIds(t),e=e||{},n.addHiddenTargetIds(t),(i=n.svg.selectAll(n.selectorTargets(t))).transition().style("opacity",0,"important").call(n.endall,function(){i.style("opacity",null).style("opacity",0),i.style("display","none")}),e.withLegend&&n.hideLegend(t),n.redraw({withUpdateOrgXDomain:!0,withUpdateXDomain:!0,withLegend:!0})},n.prototype.toggle=function(t,e){var i=this,n=this.internal;n.mapToTargetIds(t).forEach(function(t){n.isTargetToShow(t)?i.hide(t,e):i.show(t,e)})},(n.prototype.tooltip=function(){}).show=function(e){var t,i,n=this.internal,r={};r=e.mouse?e.mouse:(e.data?i=e.data:void 0!==e.x&&(t=e.id?n.data.targets.filter(function(t){return t.id===e.id}):n.data.targets,i=n.filterByX(t,e.x).slice(0,1)[0]),i?n.getMousePosition(i):null),n.dispatchEvent("mousemove",r),n.config.tooltip_onshow.call(n,i)},n.prototype.tooltip.hide=function(){this.internal.dispatchEvent("mouseout",0),this.internal.config.tooltip_onhide.call(this)},n.prototype.transform=function(t,e){var i=this.internal,n=0<=["pie","donut"].indexOf(t)?{withTransform:!0}:null;i.transformTo(e,t,n)},l.prototype.transformTo=function(t,e,i){var n=this,r=!n.hasArcType(),a=i||{withTransitionForAxis:r};a.withTransitionForTransform=!1,n.transiting=!1,n.setTargetType(t,e),n.updateTargets(n.data.targets),n.updateAndRedraw(a)},n.prototype.x=function(t){var e=this.internal;return arguments.length&&(e.updateTargetX(e.data.targets,t),e.redraw({withUpdateOrgXDomain:!0,withUpdateXDomain:!0})),e.data.xs},n.prototype.xs=function(t){var e=this.internal;return arguments.length&&(e.updateTargetXs(e.data.targets,t),e.redraw({withUpdateOrgXDomain:!0,withUpdateXDomain:!0})),e.data.xs},(n.prototype.zoom=function(t){var e=this.internal;return t?(e.isTimeSeries()&&(t=t.map(function(t){return e.parseDate(t)})),e.config.subchart_show?e.brush.selectionAsValue(t,!0):(e.updateXDomain(null,!0,!1,!1,t),e.redraw({withY:e.config.zoom_rescale,withSubchart:!1})),e.config.zoom_onzoom.call(this,e.x.orgDomain()),t):e.x.domain()}).enable=function(t){var e=this.internal;e.config.zoom_enabled=t,e.updateAndRedraw()},n.prototype.unzoom=function(){var t=this.internal;t.config.subchart_show?t.brush.clear():(t.updateXDomain(null,!0,!1,!1,t.subX.domain()),t.redraw({withY:t.config.zoom_rescale,withSubchart:!1}))},n.prototype.zoom.max=function(t){var e=this.internal,i=e.config,n=e.d3;if(0!==t&&!t)return i.zoom_x_max;i.zoom_x_max=n.max([e.orgXDomain[1],t])},n.prototype.zoom.min=function(t){var e=this.internal,i=e.config,n=e.d3;if(0!==t&&!t)return i.zoom_x_min;i.zoom_x_min=n.min([e.orgXDomain[0],t])},n.prototype.zoom.range=function(t){if(!arguments.length)return{max:this.domain.max(),min:this.domain.min()};k(t.max)&&this.domain.max(t.max),k(t.min)&&this.domain.min(t.min)},l.prototype.initPie=function(){var t=this,e=t.d3;t.pie=e.pie().value(function(t){return t.values.reduce(function(t,e){return t+e.value},0)});var i=t.getOrderFunction();if(i&&(t.isOrderAsc()||t.isOrderDesc())){var n=i;i=function(t,e){return-1*n(t,e)}}t.pie.sort(i||null)},l.prototype.updateRadius=function(){var t=this,e=t.config,i=e.gauge_width||e.donut_width,n=t.filterTargetsToShow(t.data.targets).length*t.config.gauge_arcs_minWidth;t.radiusExpanded=Math.min(t.arcWidth,t.arcHeight)/2*(t.hasType("gauge")?.85:1),t.radius=.95*t.radiusExpanded,t.innerRadiusRatio=i?(t.radius-i)/t.radius:.6,t.innerRadius=t.hasType("donut")||t.hasType("gauge")?t.radius*t.innerRadiusRatio:0,t.gaugeArcWidth=i||(n<=t.radius-t.innerRadius?t.radius-t.innerRadius:n<=t.radius?n:t.radius)},l.prototype.updateArc=function(){var t=this;t.svgArc=t.getSvgArc(),t.svgArcExpanded=t.getSvgArcExpanded(),t.svgArcExpandedSub=t.getSvgArcExpanded(.98)},l.prototype.updateAngle=function(e){var t,i,n,r,a=this,o=a.config,s=!1,c=0;return o?(a.pie(a.filterTargetsToShow(a.data.targets)).forEach(function(t){s||t.data.id!==e.data.id||(s=!0,(e=t).index=c),c++}),isNaN(e.startAngle)&&(e.startAngle=0),isNaN(e.endAngle)&&(e.endAngle=e.startAngle),a.isGaugeType(e.data)&&(t=o.gauge_min,i=o.gauge_max,n=Math.PI*(o.gauge_fullCircle?2:1)/(i-t),r=e.value<t?0:e.value<i?e.value-t:i-t,e.startAngle=o.gauge_startingAngle,e.endAngle=e.startAngle+n*r),s?e:null):null},l.prototype.getSvgArc=function(){var n=this,e=n.hasType("gauge"),i=n.gaugeArcWidth/n.filterTargetsToShow(n.data.targets).length,r=n.d3.arc().outerRadius(function(t){return e?n.radius-i*t.index:n.radius}).innerRadius(function(t){return e?n.radius-i*(t.index+1):n.innerRadius}),t=function(t,e){var i;return e?r(t):(i=n.updateAngle(t))?r(i):"M 0 0"};return t.centroid=r.centroid,t},l.prototype.getSvgArcExpanded=function(e){e=e||1;var i=this,n=i.hasType("gauge"),r=i.gaugeArcWidth/i.filterTargetsToShow(i.data.targets).length,a=Math.min(i.radiusExpanded*e-i.radius,.8*r-100*(1-e)),o=i.d3.arc().outerRadius(function(t){return n?i.radius-r*t.index+a:i.radiusExpanded*e}).innerRadius(function(t){return n?i.radius-r*(t.index+1):i.innerRadius});return function(t){var e=i.updateAngle(t);return e?o(e):"M 0 0"}},l.prototype.getArc=function(t,e,i){return i||this.isArcType(t.data)?this.svgArc(t,e):"M 0 0"},l.prototype.transformForArcLabel=function(t){var e,i,n,r,a,o=this,s=o.config,c=o.updateAngle(t),d="",l=o.hasType("gauge");if(c&&!l)e=this.svgArc.centroid(c),i=isNaN(e[0])?0:e[0],n=isNaN(e[1])?0:e[1],r=Math.sqrt(i*i+n*n),d="translate("+i*(a=o.hasType("donut")&&s.donut_label_ratio?h(s.donut_label_ratio)?s.donut_label_ratio(t,o.radius,r):s.donut_label_ratio:o.hasType("pie")&&s.pie_label_ratio?h(s.pie_label_ratio)?s.pie_label_ratio(t,o.radius,r):s.pie_label_ratio:o.radius&&r?(.375<36/o.radius?1.175-36/o.radius:.8)*o.radius/r:0)+","+n*a+")";else if(c&&l&&1<o.filterTargetsToShow(o.data.targets).length){var u=Math.sin(c.endAngle-Math.PI/2);d="translate("+(i=Math.cos(c.endAngle-Math.PI/2)*(o.radiusExpanded+25))+","+(n=u*(o.radiusExpanded+15-Math.abs(10*u))+3)+")"}return d},l.prototype.getArcRatio=function(t){var e=this.config,i=Math.PI*(this.hasType("gauge")&&!e.gauge_fullCircle?1:2);return t?(t.endAngle-t.startAngle)/i:null},l.prototype.convertToArcData=function(t){return this.addName({id:t.data.id,value:t.value,ratio:this.getArcRatio(t),index:t.index})},l.prototype.textForArcLabel=function(t){var e,i,n,r,a,o=this;return o.shouldShowArcLabel()?(i=(e=o.updateAngle(t))?e.value:null,n=o.getArcRatio(e),r=t.data.id,o.hasType("gauge")||o.meetsArcLabelThreshold(n)?(a=o.getArcLabelFormat())?a(i,n,r):o.defaultArcValueFormat(i,n):""):""},l.prototype.textForGaugeMinMax=function(t,e){var i=this.getGaugeLabelExtents();return i?i(t,e):t},l.prototype.expandArc=function(t){var e,i=this;i.transiting?e=window.setInterval(function(){i.transiting||(window.clearInterval(e),0<i.legend.selectAll(".c3-legend-item-focused").size()&&i.expandArc(t))},10):(t=i.mapToTargetIds(t),i.svg.selectAll(i.selectorTargets(t,"."+Y.chartArc)).each(function(t){i.shouldExpand(t.data.id)&&i.d3.select(this).selectAll("path").transition().duration(i.expandDuration(t.data.id)).attr("d",i.svgArcExpanded).transition().duration(2*i.expandDuration(t.data.id)).attr("d",i.svgArcExpandedSub).each(function(t){i.isDonutType(t.data)})}))},l.prototype.unexpandArc=function(t){var e=this;e.transiting||(t=e.mapToTargetIds(t),e.svg.selectAll(e.selectorTargets(t,"."+Y.chartArc)).selectAll("path").transition().duration(function(t){return e.expandDuration(t.data.id)}).attr("d",e.svgArc),e.svg.selectAll("."+Y.arc))},l.prototype.expandDuration=function(t){var e=this.config;return this.isDonutType(t)?e.donut_expand_duration:this.isGaugeType(t)?e.gauge_expand_duration:this.isPieType(t)?e.pie_expand_duration:50},l.prototype.shouldExpand=function(t){var e=this.config;return this.isDonutType(t)&&e.donut_expand||this.isGaugeType(t)&&e.gauge_expand||this.isPieType(t)&&e.pie_expand},l.prototype.shouldShowArcLabel=function(){var t=this.config,e=!0;return this.hasType("donut")?e=t.donut_label_show:this.hasType("pie")&&(e=t.pie_label_show),e},l.prototype.meetsArcLabelThreshold=function(t){var e=this.config;return(this.hasType("donut")?e.donut_label_threshold:e.pie_label_threshold)<=t},l.prototype.getArcLabelFormat=function(){var t=this.config,e=t.pie_label_format;return this.hasType("gauge")?e=t.gauge_label_format:this.hasType("donut")&&(e=t.donut_label_format),e},l.prototype.getGaugeLabelExtents=function(){return this.config.gauge_label_extents},l.prototype.getArcTitle=function(){return this.hasType("donut")?this.config.donut_title:""},l.prototype.updateTargetsForArc=function(t){var e,i=this,n=i.main,r=i.classChartArc.bind(i),a=i.classArcs.bind(i),o=i.classFocus.bind(i);(e=n.select("."+Y.chartArcs).selectAll("."+Y.chartArc).data(i.pie(t)).attr("class",function(t){return r(t)+o(t.data)}).enter().append("g").attr("class",r)).append("g").attr("class",a),e.append("text").attr("dy",i.hasType("gauge")?"-.1em":".35em").style("opacity",0).style("text-anchor","middle").style("pointer-events","none")},l.prototype.initArc=function(){var t=this;t.arcs=t.main.select("."+Y.chart).append("g").attr("class",Y.chartArcs).attr("transform",t.getTranslate("arc")),t.arcs.append("text").attr("class",Y.chartArcsTitle).style("text-anchor","middle").text(t.getArcTitle())},l.prototype.redrawArc=function(t,e,i){var n,r,a,o,l=this,u=l.d3,s=l.config,c=l.main,d=l.hasType("gauge");if(r=(n=c.selectAll("."+Y.arcs).selectAll("."+Y.arc).data(l.arcData.bind(l))).enter().append("path").attr("class",l.classArc.bind(l)).style("fill",function(t){return l.color(t.data)}).style("cursor",function(t){return s.interaction_enabled&&s.data_selection_isselectable(t)?"pointer":null}).each(function(t){l.isGaugeType(t.data)&&(t.startAngle=t.endAngle=s.gauge_startingAngle),this._current=t}).merge(n),d&&(o=(a=c.selectAll("."+Y.arcs).selectAll("."+Y.arcLabelLine).data(l.arcData.bind(l))).enter().append("rect").attr("class",function(t){return Y.arcLabelLine+" "+Y.target+" "+Y.target+"-"+t.data.id}).merge(a),1===l.filterTargetsToShow(l.data.targets).length?o.style("display","none"):o.style("fill",function(t){return 0<s.color_pattern.length?l.levelColor(t.data.values[0].value):l.color(t.data)}).style("display",s.gauge_labelLine_show?"":"none").each(function(t){var e=0,i=0,n=0,r="";if(l.hiddenTargetIds.indexOf(t.data.id)<0){var a=l.updateAngle(t),o=l.gaugeArcWidth/l.filterTargetsToShow(l.data.targets).length*(a.index+1),s=a.endAngle-Math.PI/2,c=l.radius-o,d=s-(0===c?0:1/c);e=l.radiusExpanded-l.radius+o,i=Math.cos(d)*c,n=Math.sin(d)*c,r="rotate("+180*s/Math.PI+", "+i+", "+n+")"}u.select(this).attr("x",i).attr("y",n).attr("width",e).attr("height",2).attr("transform",r).style("stroke-dasharray","0, "+(e+2)+", 0")})),r.attr("transform",function(t){return!l.isGaugeType(t.data)&&i?"scale(0)":""}).on("mouseover",s.interaction_enabled?function(t){var e,i;l.transiting||(e=l.updateAngle(t))&&(i=l.convertToArcData(e),l.expandArc(e.data.id),l.api.focus(e.data.id),l.toggleFocusLegend(e.data.id,!0),l.config.data_onmouseover(i,this))}:null).on("mousemove",s.interaction_enabled?function(t){var e,i=l.updateAngle(t);i&&(e=[l.convertToArcData(i)],l.showTooltip(e,this))}:null).on("mouseout",s.interaction_enabled?function(t){var e,i;l.transiting||(e=l.updateAngle(t))&&(i=l.convertToArcData(e),l.unexpandArc(e.data.id),l.api.revert(),l.revertLegend(),l.hideTooltip(),l.config.data_onmouseout(i,this))}:null).on("click",s.interaction_enabled?function(t,e){var i,n=l.updateAngle(t);n&&(i=l.convertToArcData(n),l.toggleShape&&l.toggleShape(this,i,e),l.config.data_onclick.call(l.api,i,this))}:null).each(function(){l.transiting=!0}).transition().duration(t).attrTween("d",function(i){var n,t=l.updateAngle(i);return t?(isNaN(this._current.startAngle)&&(this._current.startAngle=0),isNaN(this._current.endAngle)&&(this._current.endAngle=this._current.startAngle),n=u.interpolate(this._current,t),this._current=n(0),function(t){var e=n(t);return e.data=i.data,l.getArc(e,!0)}):function(){return"M 0 0"}}).attr("transform",i?"scale(1)":"").style("fill",function(t){return l.levelColor?l.levelColor(t.data.values[0].value):l.color(t.data.id)}).call(l.endall,function(){l.transiting=!1}),n.exit().transition().duration(e).style("opacity",0).remove(),c.selectAll("."+Y.chartArc).select("text").style("opacity",0).attr("class",function(t){return l.isGaugeType(t.data)?Y.gaugeValue:""}).text(l.textForArcLabel.bind(l)).attr("transform",l.transformForArcLabel.bind(l)).style("font-size",function(t){return l.isGaugeType(t.data)&&1===l.filterTargetsToShow(l.data.targets).length?Math.round(l.radius/5)+"px":""}).transition().duration(t).style("opacity",function(t){return l.isTargetToShow(t.data.id)&&l.isArcType(t.data)?1:0}),c.select("."+Y.chartArcsTitle).style("opacity",l.hasType("donut")||d?1:0),d){var h=0,g=l.arcs.select("g."+Y.chartArcsBackground).selectAll("path."+Y.chartArcsBackground).data(l.data.targets);g.enter().append("path").attr("class",function(t,e){return Y.chartArcsBackground+" 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t=this.arcs;this.hasType("gauge")&&(t.append("g").attr("class",Y.chartArcsBackground),t.append("text").attr("class",Y.chartArcsGaugeUnit).style("text-anchor","middle").style("pointer-events","none"),t.append("text").attr("class",Y.chartArcsGaugeMin).style("text-anchor","middle").style("pointer-events","none"),t.append("text").attr("class",Y.chartArcsGaugeMax).style("text-anchor","middle").style("pointer-events","none"))},l.prototype.getGaugeLabelHeight=function(){return this.config.gauge_label_show?20:0},l.prototype.hasCaches=function(t){for(var e=0;e<t.length;e++)if(!(t[e]in this.cache))return!1;return!0},l.prototype.addCache=function(t,e){this.cache[t]=this.cloneTarget(e)},l.prototype.getCaches=function(t){var e,i=[];for(e=0;e<t.length;e++)t[e]in this.cache&&i.push(this.cloneTarget(this.cache[t[e]]));return i},l.prototype.categoryName=function(t){var e=this.config;return t<e.axis_x_categories.length?e.axis_x_categories[t]:t},l.prototype.generateTargetClass=function(t){return t||0===t?("-"+t).replace(/\s/g,"-"):""},l.prototype.generateClass=function(t,e){return" "+t+" "+t+this.generateTargetClass(e)},l.prototype.classText=function(t){return this.generateClass(Y.text,t.index)},l.prototype.classTexts=function(t){return this.generateClass(Y.texts,t.id)},l.prototype.classShape=function(t){return this.generateClass(Y.shape,t.index)},l.prototype.classShapes=function(t){return this.generateClass(Y.shapes,t.id)},l.prototype.classLine=function(t){return this.classShape(t)+this.generateClass(Y.line,t.id)},l.prototype.classLines=function(t){return this.classShapes(t)+this.generateClass(Y.lines,t.id)},l.prototype.classCircle=function(t){return this.classShape(t)+this.generateClass(Y.circle,t.index)},l.prototype.classCircles=function(t){return this.classShapes(t)+this.generateClass(Y.circles,t.id)},l.prototype.classBar=function(t){return this.classShape(t)+this.generateClass(Y.bar,t.index)},l.prototype.classBars=function(t){return this.classShapes(t)+this.generateClass(Y.bars,t.id)},l.prototype.classArc=function(t){return this.classShape(t.data)+this.generateClass(Y.arc,t.data.id)},l.prototype.classArcs=function(t){return this.classShapes(t.data)+this.generateClass(Y.arcs,t.data.id)},l.prototype.classArea=function(t){return this.classShape(t)+this.generateClass(Y.area,t.id)},l.prototype.classAreas=function(t){return this.classShapes(t)+this.generateClass(Y.areas,t.id)},l.prototype.classRegion=function(t,e){return this.generateClass(Y.region,e)+" "+("class"in t?t.class:"")},l.prototype.classEvent=function(t){return this.generateClass(Y.eventRect,t.index)},l.prototype.classTarget=function(t){var e=this.config.data_classes[t],i="";return e&&(i=" "+Y.target+"-"+e),this.generateClass(Y.target,t)+i},l.prototype.classFocus=function(t){return this.classFocused(t)+this.classDefocused(t)},l.prototype.classFocused=function(t){return" "+(0<=this.focusedTargetIds.indexOf(t.id)?Y.focused:"")},l.prototype.classDefocused=function(t){return" "+(0<=this.defocusedTargetIds.indexOf(t.id)?Y.defocused:"")},l.prototype.classChartText=function(t){return Y.chartText+this.classTarget(t.id)},l.prototype.classChartLine=function(t){return Y.chartLine+this.classTarget(t.id)},l.prototype.classChartBar=function(t){return Y.chartBar+this.classTarget(t.id)},l.prototype.classChartArc=function(t){return Y.chartArc+this.classTarget(t.data.id)},l.prototype.getTargetSelectorSuffix=function(t){return this.generateTargetClass(t).replace(/([?!@#$%^&*()_=+,.<>'":;\[\]\/|~`{}\\])/g,"\\$1")},l.prototype.selectorTarget=function(t,e){return(e||"")+"."+Y.target+this.getTargetSelectorSuffix(t)},l.prototype.selectorTargets=function(t,e){var i=this;return(t=t||[]).length?t.map(function(t){return i.selectorTarget(t,e)}):null},l.prototype.selectorLegend=function(t){return"."+Y.legendItem+this.getTargetSelectorSuffix(t)},l.prototype.selectorLegends=function(t){var e=this;return t&&t.length?t.map(function(t){return e.selectorLegend(t)}):null},l.prototype.getClipPath=function(t){return"url("+(0<=window.navigator.appVersion.toLowerCase().indexOf("msie 9.")?"":document.URL.split("#")[0])+"#"+t+")"},l.prototype.appendClip=function(t,e){return t.append("clipPath").attr("id",e).append("rect")},l.prototype.getAxisClipX=function(t){var e=Math.max(30,this.margin.left);return t?-(1+e):-(e-1)},l.prototype.getAxisClipY=function(t){return t?-20:-this.margin.top},l.prototype.getXAxisClipX=function(){return this.getAxisClipX(!this.config.axis_rotated)},l.prototype.getXAxisClipY=function(){return this.getAxisClipY(!this.config.axis_rotated)},l.prototype.getYAxisClipX=function(){return this.config.axis_y_inner?-1:this.getAxisClipX(this.config.axis_rotated)},l.prototype.getYAxisClipY=function(){return this.getAxisClipY(this.config.axis_rotated)},l.prototype.getAxisClipWidth=function(t){var e=Math.max(30,this.margin.left),i=Math.max(30,this.margin.right);return t?this.width+2+e+i:this.margin.left+20},l.prototype.getAxisClipHeight=function(t){return(t?this.margin.bottom:this.margin.top+this.height)+20},l.prototype.getXAxisClipWidth=function(){return this.getAxisClipWidth(!this.config.axis_rotated)},l.prototype.getXAxisClipHeight=function(){return this.getAxisClipHeight(!this.config.axis_rotated)},l.prototype.getYAxisClipWidth=function(){return this.getAxisClipWidth(this.config.axis_rotated)+(this.config.axis_y_inner?20:0)},l.prototype.getYAxisClipHeight=function(){return this.getAxisClipHeight(this.config.axis_rotated)},l.prototype.generateColor=function(){var t=this.config,e=this.d3,n=t.data_colors,r=L(t.color_pattern)?t.color_pattern:e.schemeCategory10,a=t.data_color,o=[];return function(t){var e,i=t.id||t.data&&t.data.id||t;return n[i]instanceof Function?e=n[i](t):n[i]?e=n[i]:(o.indexOf(i)<0&&o.push(i),e=r[o.indexOf(i)%r.length],n[i]=e),a instanceof Function?a(e,t):e}},l.prototype.generateLevelColor=function(){var t=this.config,n=t.color_pattern,e=t.color_threshold,r="value"===e.unit,a=e.values&&e.values.length?e.values:[],o=e.max||100;return L(t.color_threshold)?function(t){var e,i=n[n.length-1];for(e=0;e<a.length;e++)if((r?t:100*t/o)<a[e]){i=n[e];break}return i}:null},l.prototype.getDefaultConfig=function(){var e={bindto:"#chart",svg_classname:void 0,size_width:void 0,size_height:void 0,padding_left:void 0,padding_right:void 0,padding_top:void 0,padding_bottom:void 0,resize_auto:!0,zoom_enabled:!1,zoom_initialRange:void 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0,data_selection_enabled:!1,data_selection_grouped:!1,data_selection_isselectable:function(){return!0},data_selection_multiple:!0,data_selection_draggable:!1,data_onclick:function(){},data_onmouseover:function(){},data_onmouseout:function(){},data_onselected:function(){},data_onunselected:function(){},data_url:void 0,data_headers:void 0,data_json:void 0,data_rows:void 0,data_columns:void 0,data_mimeType:void 0,data_keys:void 0,data_empty_label_text:"",subchart_show:!1,subchart_size_height:60,subchart_axis_x_show:!0,subchart_onbrush:function(){},color_pattern:[],color_threshold:{},legend_show:!0,legend_hide:!1,legend_position:"bottom",legend_inset_anchor:"top-left",legend_inset_x:10,legend_inset_y:0,legend_inset_step:void 0,legend_item_onclick:void 0,legend_item_onmouseover:void 0,legend_item_onmouseout:void 0,legend_equally:!1,legend_padding:0,legend_item_tile_width:10,legend_item_tile_height:10,axis_rotated:!1,axis_x_show:!0,axis_x_type:"indexed",axis_x_localtime:!0,axis_x_categories:[],axis_x_tick_centered:!1,axis_x_tick_format:void 0,axis_x_tick_culling:{},axis_x_tick_culling_max:10,axis_x_tick_count:void 0,axis_x_tick_fit:!0,axis_x_tick_values:null,axis_x_tick_rotate:0,axis_x_tick_outer:!0,axis_x_tick_multiline:!0,axis_x_tick_multilineMax:0,axis_x_tick_width:null,axis_x_max:void 0,axis_x_min:void 0,axis_x_padding:{},axis_x_height:void 0,axis_x_selection:void 0,axis_x_label:{},axis_x_inner:void 0,axis_y_show:!0,axis_y_type:void 0,axis_y_max:void 0,axis_y_min:void 0,axis_y_inverted:!1,axis_y_center:void 0,axis_y_inner:void 0,axis_y_label:{},axis_y_tick_format:void 0,axis_y_tick_outer:!0,axis_y_tick_values:null,axis_y_tick_rotate:0,axis_y_tick_count:void 0,axis_y_tick_time_type:void 0,axis_y_tick_time_interval:void 0,axis_y_padding:{},axis_y_default:void 0,axis_y2_show:!1,axis_y2_max:void 0,axis_y2_min:void 0,axis_y2_inverted:!1,axis_y2_center:void 0,axis_y2_inner:void 0,axis_y2_label:{},axis_y2_tick_format:void 0,axis_y2_tick_outer:!0,axis_y2_tick_values:null,axis_y2_tick_count:void 0,axis_y2_padding:{},axis_y2_default:void 0,grid_x_show:!1,grid_x_type:"tick",grid_x_lines:[],grid_y_show:!1,grid_y_lines:[],grid_y_ticks:10,grid_focus_show:!0,grid_lines_front:!0,point_show:!0,point_r:2.5,point_sensitivity:10,point_focus_expand_enabled:!0,point_focus_expand_r:void 0,point_select_r:void 0,line_connectNull:!1,line_step_type:"step",bar_width:void 0,bar_width_ratio:.6,bar_width_max:void 0,bar_zerobased:!0,bar_space:0,area_zerobased:!0,area_above:!1,pie_label_show:!0,pie_label_format:void 0,pie_label_threshold:.05,pie_label_ratio:void 0,pie_expand:{},pie_expand_duration:50,gauge_fullCircle:!1,gauge_label_show:!0,gauge_labelLine_show:!0,gauge_label_format:void 0,gauge_min:0,gauge_max:100,gauge_startingAngle:-1*Math.PI/2,gauge_label_extents:void 0,gauge_units:void 0,gauge_width:void 0,gauge_arcs_minWidth:5,gauge_expand:{},gauge_expand_duration:50,donut_label_show:!0,donut_label_format:void 0,donut_label_threshold:.05,donut_label_ratio:void 0,donut_width:void 0,donut_title:"",donut_expand:{},donut_expand_duration:50,spline_interpolation_type:"cardinal",regions:[],tooltip_show:!0,tooltip_grouped:!0,tooltip_order:void 0,tooltip_format_title:void 0,tooltip_format_name:void 0,tooltip_format_value:void 0,tooltip_position:void 0,tooltip_contents:function(t,e,i,n){return this.getTooltipContent?this.getTooltipContent(t,e,i,n):""},tooltip_init_show:!1,tooltip_init_x:0,tooltip_init_position:{top:"0px",left:"50px"},tooltip_onshow:function(){},tooltip_onhide:function(){},title_text:void 0,title_padding:{top:0,right:0,bottom:0,left:0},title_position:"top-center"};return Object.keys(this.additionalConfig).forEach(function(t){e[t]=this.additionalConfig[t]},this),e},l.prototype.additionalConfig={},l.prototype.loadConfig=function(e){var 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k(i.axis_x_max)?e.isTimeSeries()?this.parseDate(i.axis_x_max):i.axis_x_max:e.d3.max(t,function(t){return e.d3.max(t.values,function(t){return t.x})})},l.prototype.getXDomainPadding=function(t){var e,i,n,r,a=this.config,o=t[1]-t[0];return i=this.isCategorized()?0:this.hasType("bar")?1<(e=this.getMaxDataCount())?o/(e-1)/2:.5:.01*o,"object"===s(a.axis_x_padding)&&L(a.axis_x_padding)?(n=P(a.axis_x_padding.left)?a.axis_x_padding.left:i,r=P(a.axis_x_padding.right)?a.axis_x_padding.right:i):n=r="number"==typeof a.axis_x_padding?a.axis_x_padding:i,{left:n,right:r}},l.prototype.getXDomain=function(t){var e=this,i=[e.getXDomainMin(t),e.getXDomainMax(t)],n=i[0],r=i[1],a=e.getXDomainPadding(i),o=0,s=0;return n-r!=0||e.isCategorized()||(r=e.isTimeSeries()?(n=new Date(.5*n.getTime()),new Date(1.5*r.getTime())):(n=0===n?1:.5*n,0===r?-1:1.5*r)),(n||0===n)&&(o=e.isTimeSeries()?new Date(n.getTime()-a.left):n-a.left),(r||0===r)&&(s=e.isTimeSeries()?new 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e,i,n,r,h,g,p,f,_=this,a=_.config,o=_.main,x=_.d3;_.hasArcType()||a.data_selection_enabled&&a.data_selection_multiple&&(e=_.dragStart[0],i=_.dragStart[1],n=t[0],r=t[1],h=Math.min(e,n),g=Math.max(e,n),p=a.data_selection_grouped?_.margin.top:Math.min(i,r),f=a.data_selection_grouped?_.height:Math.max(i,r),o.select("."+Y.dragarea).attr("x",h).attr("y",p).attr("width",g-h).attr("height",f-p),o.selectAll("."+Y.shapes).selectAll("."+Y.shape).filter(function(t){return a.data_selection_isselectable(t)}).each(function(t,e){var i,n,r,a,o,s,c=x.select(this),d=c.classed(Y.SELECTED),l=c.classed(Y.INCLUDED),u=!1;if(c.classed(Y.circle))i=1*c.attr("cx"),n=1*c.attr("cy"),o=_.togglePoint,u=h<i&&i<g&&p<n&&n<f;else{if(!c.classed(Y.bar))return;i=(s=y(this)).x,n=s.y,r=s.width,a=s.height,o=_.togglePath,u=!(g<i||i+r<h||f<n||n+a<p)}u^l&&(c.classed(Y.INCLUDED,!l),c.classed(Y.SELECTED,!d),o.call(_,!d,c,t,e))}))},l.prototype.dragstart=function(t){var e=this,i=e.config;e.hasArcType()||i.data_selection_enabled&&(e.dragStart=t,e.main.select("."+Y.chart).append("rect").attr("class",Y.dragarea).style("opacity",.1),e.dragging=!0)},l.prototype.dragend=function(){var t=this,e=t.config;t.hasArcType()||e.data_selection_enabled&&(t.main.select("."+Y.dragarea).transition().duration(100).style("opacity",0).remove(),t.main.selectAll("."+Y.shape).classed(Y.INCLUDED,!1),t.dragging=!1)},l.prototype.getYFormat=function(t){var n=this,r=t&&!n.hasType("gauge")?n.defaultArcValueFormat:n.yFormat,a=t&&!n.hasType("gauge")?n.defaultArcValueFormat:n.y2Format;return function(t,e,i){return("y2"===n.axis.getId(i)?a:r).call(n,t,e)}},l.prototype.yFormat=function(t){var e=this.config;return(e.axis_y_tick_format?e.axis_y_tick_format:this.defaultValueFormat)(t)},l.prototype.y2Format=function(t){var e=this.config;return(e.axis_y2_tick_format?e.axis_y2_tick_format:this.defaultValueFormat)(t)},l.prototype.defaultValueFormat=function(t){return P(t)?+t:""},l.prototype.defaultArcValueFormat=function(t,e){return(100*e).toFixed(1)+"%"},l.prototype.dataLabelFormat=function(t){var e=this.config.data_labels,i=function(t){return P(t)?+t:""};return"function"==typeof e.format?e.format:"object"===s(e.format)?e.format[t]?!0===e.format[t]?i:e.format[t]:function(){return""}:i},l.prototype.initGrid=function(){var t=this,e=t.config,i=t.d3;t.grid=t.main.append("g").attr("clip-path",t.clipPathForGrid).attr("class",Y.grid),e.grid_x_show&&t.grid.append("g").attr("class",Y.xgrids),e.grid_y_show&&t.grid.append("g").attr("class",Y.ygrids),e.grid_focus_show&&t.grid.append("g").attr("class",Y.xgridFocus).append("line").attr("class",Y.xgridFocus),t.xgrid=i.selectAll([]),e.grid_lines_front||t.initGridLines()},l.prototype.initGridLines=function(){var t=this,e=t.d3;t.gridLines=t.main.append("g").attr("clip-path",t.clipPathForGrid).attr("class",Y.grid+" "+Y.gridLines),t.gridLines.append("g").attr("class",Y.xgridLines),t.gridLines.append("g").attr("class",Y.ygridLines),t.xgridLines=e.selectAll([])},l.prototype.updateXGrid=function(t){var e=this,i=e.config,n=e.d3,r=e.generateGridData(i.grid_x_type,e.x),a=e.isCategorized()?e.xAxis.tickOffset():0;e.xgridAttr=i.axis_rotated?{x1:0,x2:e.width,y1:function(t){return e.x(t)-a},y2:function(t){return e.x(t)-a}}:{x1:function(t){return e.x(t)+a},x2:function(t){return e.x(t)+a},y1:0,y2:e.height},e.xgridAttr.opacity=function(){return+n.select(this).attr(i.axis_rotated?"y1":"x1")===(i.axis_rotated?e.height:0)?0:1};var o=e.main.select("."+Y.xgrids).selectAll("."+Y.xgrid).data(r),s=o.enter().append("line").attr("class",Y.xgrid).attr("x1",e.xgridAttr.x1).attr("x2",e.xgridAttr.x2).attr("y1",e.xgridAttr.y1).attr("y2",e.xgridAttr.y2).style("opacity",0);e.xgrid=s.merge(o),t||e.xgrid.attr("x1",e.xgridAttr.x1).attr("x2",e.xgridAttr.x2).attr("y1",e.xgridAttr.y1).attr("y2",e.xgridAttr.y2).style("opacity",e.xgridAttr.opacity),o.exit().remove()},l.prototype.updateYGrid=function(){var t=this,e=t.config,i=t.yAxis.tickValues()||t.y.ticks(e.grid_y_ticks),n=t.main.select("."+Y.ygrids).selectAll("."+Y.ygrid).data(i),r=n.enter().append("line").attr("class",Y.ygrid);t.ygrid=r.merge(n),t.ygrid.attr("x1",e.axis_rotated?t.y:0).attr("x2",e.axis_rotated?t.y:t.width).attr("y1",e.axis_rotated?0:t.y).attr("y2",e.axis_rotated?t.height:t.y),n.exit().remove(),t.smoothLines(t.ygrid,"grid")},l.prototype.gridTextAnchor=function(t){return t.position?t.position:"end"},l.prototype.gridTextDx=function(t){return"start"===t.position?4:"middle"===t.position?0:-4},l.prototype.xGridTextX=function(t){return"start"===t.position?-this.height:"middle"===t.position?-this.height/2:0},l.prototype.yGridTextX=function(t){return"start"===t.position?0:"middle"===t.position?this.width/2:this.width},l.prototype.updateGrid=function(t){var e,i,n,r,a=this,o=a.main,s=a.config,c=a.xv.bind(a),d=a.yv.bind(a),l=a.xGridTextX.bind(a),u=a.yGridTextX.bind(a);a.grid.style("visibility",a.hasArcType()?"hidden":"visible"),o.select("line."+Y.xgridFocus).style("visibility","hidden"),s.grid_x_show&&a.updateXGrid(),(i=(e=o.select("."+Y.xgridLines).selectAll("."+Y.xgridLine).data(s.grid_x_lines)).enter().append("g").attr("class",function(t){return Y.xgridLine+(t.class?" "+t.class:"")})).append("line").attr("x1",s.axis_rotated?0:c).attr("x2",s.axis_rotated?a.width:c).attr("y1",s.axis_rotated?c:0).attr("y2",s.axis_rotated?c:a.height).style("opacity",0),i.append("text").attr("text-anchor",a.gridTextAnchor).attr("transform",s.axis_rotated?"":"rotate(-90)").attr("x",s.axis_rotated?u:l).attr("y",c).attr("dx",a.gridTextDx).attr("dy",-5).style("opacity",0),a.xgridLines=i.merge(e),e.exit().transition().duration(t).style("opacity",0).remove(),s.grid_y_show&&a.updateYGrid(),(r=(n=o.select("."+Y.ygridLines).selectAll("."+Y.ygridLine).data(s.grid_y_lines)).enter().append("g").attr("class",function(t){return Y.ygridLine+(t.class?" "+t.class:"")})).append("line").attr("x1",s.axis_rotated?d:0).attr("x2",s.axis_rotated?d:a.width).attr("y1",s.axis_rotated?0:d).attr("y2",s.axis_rotated?a.height:d).style("opacity",0),r.append("text").attr("text-anchor",a.gridTextAnchor).attr("transform",s.axis_rotated?"rotate(-90)":"").attr("x",s.axis_rotated?l:u).attr("y",d).attr("dx",a.gridTextDx).attr("dy",-5).style("opacity",0),a.ygridLines=r.merge(n),a.ygridLines.select("line").transition().duration(t).attr("x1",s.axis_rotated?d:0).attr("x2",s.axis_rotated?d:a.width).attr("y1",s.axis_rotated?0:d).attr("y2",s.axis_rotated?a.height:d).style("opacity",1),a.ygridLines.select("text").transition().duration(t).attr("x",s.axis_rotated?a.xGridTextX.bind(a):a.yGridTextX.bind(a)).attr("y",d).text(function(t){return t.text}).style("opacity",1),n.exit().transition().duration(t).style("opacity",0).remove()},l.prototype.redrawGrid=function(t,e){var i=this,n=i.config,r=i.xv.bind(i),a=i.xgridLines.select("line"),o=i.xgridLines.select("text");return[(t?a.transition(e):a).attr("x1",n.axis_rotated?0:r).attr("x2",n.axis_rotated?i.width:r).attr("y1",n.axis_rotated?r:0).attr("y2",n.axis_rotated?r:i.height).style("opacity",1),(t?o.transition(e):o).attr("x",n.axis_rotated?i.yGridTextX.bind(i):i.xGridTextX.bind(i)).attr("y",r).text(function(t){return t.text}).style("opacity",1)]},l.prototype.showXGridFocus=function(t){var e=this,i=e.config,n=t.filter(function(t){return t&&P(t.value)}),r=e.main.selectAll("line."+Y.xgridFocus),a=e.xx.bind(e);i.tooltip_show&&(e.hasType("scatter")||e.hasArcType()||(r.style("visibility","visible").data([n[0]]).attr(i.axis_rotated?"y1":"x1",a).attr(i.axis_rotated?"y2":"x2",a),e.smoothLines(r,"grid")))},l.prototype.hideXGridFocus=function(){this.main.select("line."+Y.xgridFocus).style("visibility","hidden")},l.prototype.updateXgridFocus=function(){var t=this.config;this.main.select("line."+Y.xgridFocus).attr("x1",t.axis_rotated?0:-10).attr("x2",t.axis_rotated?this.width:-10).attr("y1",t.axis_rotated?-10:0).attr("y2",t.axis_rotated?-10:this.height)},l.prototype.generateGridData=function(t,e){var i,n,r,a,o=[],s=this.main.select("."+Y.axisX).selectAll(".tick").size();if("year"===t)for(n=(i=this.getXDomain())[0].getFullYear(),r=i[1].getFullYear(),a=n;a<=r;a++)o.push(new Date(a+"-01-01 00:00:00"));else(o=e.ticks(10)).length>s&&(o=o.filter(function(t){return(""+t).indexOf(".")<0}));return o},l.prototype.getGridFilterToRemove=function(t){return t?function(e){var i=!1;return[].concat(t).forEach(function(t){("value"in t&&e.value===t.value||"class"in t&&e.class===t.class)&&(i=!0)}),i}:function(){return!0}},l.prototype.removeGridLines=function(t,e){var i=this.config,n=this.getGridFilterToRemove(t),r=function(t){return!n(t)},a=e?Y.xgridLines:Y.ygridLines,o=e?Y.xgridLine:Y.ygridLine;this.main.select("."+a).selectAll("."+o).filter(n).transition().duration(i.transition_duration).style("opacity",0).remove(),e?i.grid_x_lines=i.grid_x_lines.filter(r):i.grid_y_lines=i.grid_y_lines.filter(r)},l.prototype.initEventRect=function(){var t=this,e=t.config;t.main.select("."+Y.chart).append("g").attr("class",Y.eventRects).style("fill-opacity",0),t.eventRect=t.main.select("."+Y.eventRects).append("rect").attr("class",Y.eventRect),e.zoom_enabled&&t.zoom&&(t.eventRect.call(t.zoom).on("dblclick.zoom",null),e.zoom_initialRange&&t.eventRect.transition().duration(0).call(t.zoom.transform,t.zoomTransform(e.zoom_initialRange)))},l.prototype.redrawEventRect=function(){var t,e,r=this,a=r.d3,o=r.config;function s(){r.svg.select("."+Y.eventRect).style("cursor",null),r.hideXGridFocus(),r.hideTooltip(),r.unexpandCircles(),r.unexpandBars()}t=r.width,e=r.height,r.main.select("."+Y.eventRects).style("cursor",o.zoom_enabled?o.axis_rotated?"ns-resize":"ew-resize":null),r.eventRect.attr("x",0).attr("y",0).attr("width",t).attr("height",e).on("mouseout",o.interaction_enabled?function(){o&&(r.hasArcType()||s())}:null).on("mousemove",o.interaction_enabled?function(){var t,e,i,n;r.dragging||r.hasArcType(t)||(t=r.filterTargetsToShow(r.data.targets),e=a.mouse(this),i=r.findClosestFromTargets(t,e),!r.mouseover||i&&i.id===r.mouseover.id||(o.data_onmouseout.call(r.api,r.mouseover),r.mouseover=void 0),i?(n=(r.isScatterType(i)||!o.tooltip_grouped?[i]:r.filterByX(t,i.x)).map(function(t){return r.addName(t)}),r.showTooltip(n,this),o.point_focus_expand_enabled&&(r.unexpandCircles(),n.forEach(function(t){r.expandCircles(t.index,t.id,!1)})),r.expandBars(i.index,i.id,!0),r.showXGridFocus(n),(r.isBarType(i.id)||r.dist(i,e)<o.point_sensitivity)&&(r.svg.select("."+Y.eventRect).style("cursor","pointer"),r.mouseover||(o.data_onmouseover.call(r.api,i),r.mouseover=i))):s())}:null).on("click",o.interaction_enabled?function(){var t,e,i;r.hasArcType(t)||(t=r.filterTargetsToShow(r.data.targets),e=a.mouse(this),(i=r.findClosestFromTargets(t,e))&&(r.isBarType(i.id)||r.dist(i,e)<o.point_sensitivity)&&(r.isScatterType(i)||!o.data_selection_grouped?[i]:r.filterByX(t,i.x)).forEach(function(t){r.main.selectAll("."+Y.shapes+r.getTargetSelectorSuffix(t.id)).selectAll("."+Y.shape+"-"+t.index).each(function(){(o.data_selection_grouped||r.isWithinShape(this,t))&&(r.toggleShape(this,t,t.index),o.data_onclick.call(r.api,t,this))})}))}:null).call(o.interaction_enabled&&o.data_selection_draggable&&r.drag?a.drag().on("drag",function(){r.drag(a.mouse(this))}).on("start",function(){r.dragstart(a.mouse(this))}).on("end",function(){r.dragend()}):function(){})},l.prototype.getMousePosition=function(t){return[this.x(t.x),this.getYScale(t.id)(t.value)]},l.prototype.dispatchEvent=function(t,e){var i="."+Y.eventRect,n=this.main.select(i).node(),r=n.getBoundingClientRect(),a=r.left+(e?e[0]:0),o=r.top+(e?e[1]:0),s=document.createEvent("MouseEvents");s.initMouseEvent(t,!0,!0,window,0,a,o,a,o,!1,!1,!1,!1,0,null),n.dispatchEvent(s)},l.prototype.initLegend=function(){var t=this;if(t.legendItemTextBox={},t.legendHasRendered=!1,t.legend=t.svg.append("g").attr("transform",t.getTranslate("legend")),!t.config.legend_show)return t.legend.style("visibility","hidden"),void(t.hiddenLegendIds=t.mapToIds(t.data.targets));t.updateLegendWithDefaults()},l.prototype.updateLegendWithDefaults=function(){this.updateLegend(this.mapToIds(this.data.targets),{withTransform:!1,withTransitionForTransform:!1,withTransition:!1})},l.prototype.updateSizeForLegend=function(t,e){var i=this,n=i.config,r={top:i.isLegendTop?i.getCurrentPaddingTop()+n.legend_inset_y+5.5:i.currentHeight-t-i.getCurrentPaddingBottom()-n.legend_inset_y,left:i.isLegendLeft?i.getCurrentPaddingLeft()+n.legend_inset_x+.5:i.currentWidth-e-i.getCurrentPaddingRight()-n.legend_inset_x+.5};i.margin3={top:i.isLegendRight?0:i.isLegendInset?r.top:i.currentHeight-t,right:NaN,bottom:0,left:i.isLegendRight?i.currentWidth-e:i.isLegendInset?r.left:0}},l.prototype.transformLegend=function(t){(t?this.legend.transition():this.legend).attr("transform",this.getTranslate("legend"))},l.prototype.updateLegendStep=function(t){this.legendStep=t},l.prototype.updateLegendItemWidth=function(t){this.legendItemWidth=t},l.prototype.updateLegendItemHeight=function(t){this.legendItemHeight=t},l.prototype.getLegendWidth=function(){var t=this;return t.config.legend_show?t.isLegendRight||t.isLegendInset?t.legendItemWidth*(t.legendStep+1):t.currentWidth:0},l.prototype.getLegendHeight=function(){var t=this,e=0;return t.config.legend_show&&(e=t.isLegendRight?t.currentHeight:Math.max(20,t.legendItemHeight)*(t.legendStep+1)),e},l.prototype.opacityForLegend=function(t){return t.classed(Y.legendItemHidden)?null:1},l.prototype.opacityForUnfocusedLegend=function(t){return t.classed(Y.legendItemHidden)?null:.3},l.prototype.toggleFocusLegend=function(e,t){var i=this;e=i.mapToTargetIds(e),i.legend.selectAll("."+Y.legendItem).filter(function(t){return 0<=e.indexOf(t)}).classed(Y.legendItemFocused,t).transition().duration(100).style("opacity",function(){return(t?i.opacityForLegend:i.opacityForUnfocusedLegend).call(i,i.d3.select(this))})},l.prototype.revertLegend=function(){var t=this,e=t.d3;t.legend.selectAll("."+Y.legendItem).classed(Y.legendItemFocused,!1).transition().duration(100).style("opacity",function(){return t.opacityForLegend(e.select(this))})},l.prototype.showLegend=function(t){var e=this,i=e.config;i.legend_show||(i.legend_show=!0,e.legend.style("visibility","visible"),e.legendHasRendered||e.updateLegendWithDefaults()),e.removeHiddenLegendIds(t),e.legend.selectAll(e.selectorLegends(t)).style("visibility","visible").transition().style("opacity",function(){return e.opacityForLegend(e.d3.select(this))})},l.prototype.hideLegend=function(t){var e=this,i=e.config;i.legend_show&&u(t)&&(i.legend_show=!1,e.legend.style("visibility","hidden")),e.addHiddenLegendIds(t),e.legend.selectAll(e.selectorLegends(t)).style("opacity",0).style("visibility","hidden")},l.prototype.clearLegendItemTextBoxCache=function(){this.legendItemTextBox={}},l.prototype.updateLegend=function(f,t,e){var i,n,r,a,o,s,c,d,l,u,h,g,p,_,x,y,m=this,S=m.config,w=4,v=10,b=0,A=0,T=10,P=S.legend_item_tile_width+5,L=0,C={},V={},G={},E=[0],I={},O=0;function R(t,e,i){var n,r,a,o,s=0===i,c=i===f.length-1,d=(a=t,o=e,m.legendItemTextBox[o]||(m.legendItemTextBox[o]=m.getTextRect(a.textContent,Y.legendItem,a)),m.legendItemTextBox[o]),l=d.width+P+(!c||m.isLegendRight||m.isLegendInset?v:0)+S.legend_padding,u=d.height+w,h=m.isLegendRight||m.isLegendInset?u:l,g=m.isLegendRight||m.isLegendInset?m.getLegendHeight():m.getLegendWidth();function p(t,e){e||(n=(g-L-h)/2)<T&&(n=(g-h)/2,L=0,O++),I[t]=O,E[O]=m.isLegendInset?10:n,C[t]=L,L+=h}s&&(A=b=O=L=0),!S.legend_show||m.isLegendToShow(e)?(V[e]=l,G[e]=u,(!b||b<=l)&&(b=l),(!A||A<=u)&&(A=u),r=m.isLegendRight||m.isLegendInset?A:b,S.legend_equally?(Object.keys(V).forEach(function(t){V[t]=b}),Object.keys(G).forEach(function(t){G[t]=A}),(n=(g-r*f.length)/2)<T?(O=L=0,f.forEach(function(t){p(t)})):p(e,!0)):p(e)):V[e]=G[e]=I[e]=C[e]=0}f=f.filter(function(t){return!k(S.data_names[t])||null!==S.data_names[t]}),h=N(t=t||{},"withTransition",!0),g=N(t,"withTransitionForTransform",!0),m.isLegendInset&&(O=S.legend_inset_step?S.legend_inset_step:f.length,m.updateLegendStep(O)),a=m.isLegendRight?(i=function(t){return b*I[t]},function(t){return E[I[t]]+C[t]}):m.isLegendInset?(i=function(t){return b*I[t]+10},function(t){return E[I[t]]+C[t]}):(i=function(t){return E[I[t]]+C[t]},function(t){return A*I[t]}),n=function(t,e){return i(t,e)+4+S.legend_item_tile_width},o=function(t,e){return a(t,e)+9},r=function(t,e){return i(t,e)},s=function(t,e){return a(t,e)-5},c=function(t,e){return i(t,e)-2},d=function(t,e){return i(t,e)-2+S.legend_item_tile_width},l=function(t,e){return a(t,e)+4},(u=m.legend.selectAll("."+Y.legendItem).data(f).enter().append("g").attr("class",function(t){return m.generateClass(Y.legendItem,t)}).style("visibility",function(t){return m.isLegendToShow(t)?"visible":"hidden"}).style("cursor","pointer").on("click",function(t){S.legend_item_onclick?S.legend_item_onclick.call(m,t):m.d3.event.altKey?(m.api.hide(),m.api.show(t)):(m.api.toggle(t),m.isTargetToShow(t)?m.api.focus(t):m.api.revert())}).on("mouseover",function(t){S.legend_item_onmouseover?S.legend_item_onmouseover.call(m,t):(m.d3.select(this).classed(Y.legendItemFocused,!0),!m.transiting&&m.isTargetToShow(t)&&m.api.focus(t))}).on("mouseout",function(t){S.legend_item_onmouseout?S.legend_item_onmouseout.call(m,t):(m.d3.select(this).classed(Y.legendItemFocused,!1),m.api.revert())})).append("text").text(function(t){return k(S.data_names[t])?S.data_names[t]:t}).each(function(t,e){R(this,t,e)}).style("pointer-events","none").attr("x",m.isLegendRight||m.isLegendInset?n:-200).attr("y",m.isLegendRight||m.isLegendInset?-200:o),u.append("rect").attr("class",Y.legendItemEvent).style("fill-opacity",0).attr("x",m.isLegendRight||m.isLegendInset?r:-200).attr("y",m.isLegendRight||m.isLegendInset?-200:s),u.append("line").attr("class",Y.legendItemTile).style("stroke",m.color).style("pointer-events","none").attr("x1",m.isLegendRight||m.isLegendInset?c:-200).attr("y1",m.isLegendRight||m.isLegendInset?-200:l).attr("x2",m.isLegendRight||m.isLegendInset?d:-200).attr("y2",m.isLegendRight||m.isLegendInset?-200:l).attr("stroke-width",S.legend_item_tile_height),y=m.legend.select("."+Y.legendBackground+" rect"),m.isLegendInset&&0<b&&0===y.size()&&(y=m.legend.insert("g","."+Y.legendItem).attr("class",Y.legendBackground).append("rect")),p=m.legend.selectAll("text").data(f).text(function(t){return k(S.data_names[t])?S.data_names[t]:t}).each(function(t,e){R(this,t,e)}),(h?p.transition():p).attr("x",n).attr("y",o),_=m.legend.selectAll("rect."+Y.legendItemEvent).data(f),(h?_.transition():_).attr("width",function(t){return V[t]}).attr("height",function(t){return G[t]}).attr("x",r).attr("y",s),x=m.legend.selectAll("line."+Y.legendItemTile).data(f),(h?x.transition():x).style("stroke",m.levelColor?function(t){return m.levelColor(m.cache[t].values[0].value)}:m.color).attr("x1",c).attr("y1",l).attr("x2",d).attr("y2",l),y&&(h?y.transition():y).attr("height",m.getLegendHeight()-12).attr("width",b*(O+1)+10),m.legend.selectAll("."+Y.legendItem).classed(Y.legendItemHidden,function(t){return!m.isTargetToShow(t)}),m.updateLegendItemWidth(b),m.updateLegendItemHeight(A),m.updateLegendStep(O),m.updateSizes(),m.updateScales(),m.updateSvgSize(),m.transformAll(g,e),m.legendHasRendered=!0},l.prototype.initRegion=function(){this.region=this.main.append("g").attr("clip-path",this.clipPath).attr("class",Y.regions)},l.prototype.updateRegion=function(t){var e=this,i=e.config;e.region.style("visibility",e.hasArcType()?"hidden":"visible");var n=e.main.select("."+Y.regions).selectAll("."+Y.region).data(i.regions),r=n.enter().append("rect").attr("x",e.regionX.bind(e)).attr("y",e.regionY.bind(e)).attr("width",e.regionWidth.bind(e)).attr("height",e.regionHeight.bind(e)).style("fill-opacity",0);e.mainRegion=r.merge(n).attr("class",e.classRegion.bind(e)),n.exit().transition().duration(t).style("opacity",0).remove()},l.prototype.redrawRegion=function(t,e){var i=this,n=i.mainRegion;return[(t?n.transition(e):n).attr("x",i.regionX.bind(i)).attr("y",i.regionY.bind(i)).attr("width",i.regionWidth.bind(i)).attr("height",i.regionHeight.bind(i)).style("fill-opacity",function(t){return P(t.opacity)?t.opacity:.1})]},l.prototype.regionX=function(t){var e=this,i=e.config,n="y"===t.axis?e.y:e.y2;return"y"===t.axis||"y2"===t.axis?i.axis_rotated&&"start"in t?n(t.start):0:i.axis_rotated?0:"start"in t?e.x(e.isTimeSeries()?e.parseDate(t.start):t.start):0},l.prototype.regionY=function(t){var e=this,i=e.config,n="y"===t.axis?e.y:e.y2;return"y"===t.axis||"y2"===t.axis?i.axis_rotated?0:"end"in t?n(t.end):0:i.axis_rotated&&"start"in t?e.x(e.isTimeSeries()?e.parseDate(t.start):t.start):0},l.prototype.regionWidth=function(t){var e,i=this,n=i.config,r=i.regionX(t),a="y"===t.axis?i.y:i.y2;return(e="y"===t.axis||"y2"===t.axis?n.axis_rotated&&"end"in t?a(t.end):i.width:n.axis_rotated?i.width:"end"in t?i.x(i.isTimeSeries()?i.parseDate(t.end):t.end):i.width)<r?0:e-r},l.prototype.regionHeight=function(t){var e,i=this,n=i.config,r=this.regionY(t),a="y"===t.axis?i.y:i.y2;return(e="y"===t.axis||"y2"===t.axis?n.axis_rotated?i.height:"start"in t?a(t.start):i.height:n.axis_rotated&&"end"in t?i.x(i.isTimeSeries()?i.parseDate(t.end):t.end):i.height)<r?0:e-r},l.prototype.isRegionOnX=function(t){return!t.axis||"x"===t.axis},l.prototype.getScale=function(t,e,i){return(i?this.d3.scaleTime():this.d3.scaleLinear()).range([t,e])},l.prototype.getX=function(t,e,i,n){var r,a=this.getScale(t,e,this.isTimeSeries()),o=i?a.domain(i):a;for(r in a=this.isCategorized()?(n=n||function(){return 0},function(t,e){var i=o(t)+n(t);return e?i:Math.ceil(i)}):function(t,e){var i=o(t);return e?i:Math.ceil(i)},o)a[r]=o[r];return a.orgDomain=function(){return o.domain()},this.isCategorized()&&(a.domain=function(t){return arguments.length?(o.domain(t),a):[(t=this.orgDomain())[0],t[1]+1]}),a},l.prototype.getY=function(t,e,i){var n=this.getScale(t,e,this.isTimeSeriesY());return i&&n.domain(i),n},l.prototype.getYScale=function(t){return"y2"===this.axis.getId(t)?this.y2:this.y},l.prototype.getSubYScale=function(t){return"y2"===this.axis.getId(t)?this.subY2:this.subY},l.prototype.updateScales=function(){var e=this,t=e.config,i=!e.x;e.xMin=t.axis_rotated?1:0,e.xMax=t.axis_rotated?e.height:e.width,e.yMin=t.axis_rotated?0:e.height,e.yMax=t.axis_rotated?e.width:1,e.subXMin=e.xMin,e.subXMax=e.xMax,e.subYMin=t.axis_rotated?0:e.height2,e.subYMax=t.axis_rotated?e.width2:1,e.x=e.getX(e.xMin,e.xMax,i?void 0:e.x.orgDomain(),function(){return e.xAxis.tickOffset()}),e.y=e.getY(e.yMin,e.yMax,i?t.axis_y_default:e.y.domain()),e.y2=e.getY(e.yMin,e.yMax,i?t.axis_y2_default:e.y2.domain()),e.subX=e.getX(e.xMin,e.xMax,e.orgXDomain,function(t){return t%1?0:e.subXAxis.tickOffset()}),e.subY=e.getY(e.subYMin,e.subYMax,i?t.axis_y_default:e.subY.domain()),e.subY2=e.getY(e.subYMin,e.subYMax,i?t.axis_y2_default:e.subY2.domain()),e.xAxisTickFormat=e.axis.getXAxisTickFormat(),e.xAxisTickValues=e.axis.getXAxisTickValues(),e.yAxisTickValues=e.axis.getYAxisTickValues(),e.y2AxisTickValues=e.axis.getY2AxisTickValues(),e.xAxis=e.axis.getXAxis(e.x,e.xOrient,e.xAxisTickFormat,e.xAxisTickValues,t.axis_x_tick_outer),e.subXAxis=e.axis.getXAxis(e.subX,e.subXOrient,e.xAxisTickFormat,e.xAxisTickValues,t.axis_x_tick_outer),e.yAxis=e.axis.getYAxis(e.y,e.yOrient,t.axis_y_tick_format,e.yAxisTickValues,t.axis_y_tick_outer),e.y2Axis=e.axis.getYAxis(e.y2,e.y2Orient,t.axis_y2_tick_format,e.y2AxisTickValues,t.axis_y2_tick_outer),i||e.brush&&e.brush.updateScale(e.subX),e.updateArc&&e.updateArc()},l.prototype.selectPoint=function(t,e,i){var n=this,r=n.config,a=(r.axis_rotated?n.circleY:n.circleX).bind(n),o=(r.axis_rotated?n.circleX:n.circleY).bind(n),s=n.pointSelectR.bind(n);r.data_onselected.call(n.api,e,t.node()),n.main.select("."+Y.selectedCircles+n.getTargetSelectorSuffix(e.id)).selectAll("."+Y.selectedCircle+"-"+i).data([e]).enter().append("circle").attr("class",function(){return n.generateClass(Y.selectedCircle,i)}).attr("cx",a).attr("cy",o).attr("stroke",function(){return n.color(e)}).attr("r",function(t){return 1.4*n.pointSelectR(t)}).transition().duration(100).attr("r",s)},l.prototype.unselectPoint=function(t,e,i){this.config.data_onunselected.call(this.api,e,t.node()),this.main.select("."+Y.selectedCircles+this.getTargetSelectorSuffix(e.id)).selectAll("."+Y.selectedCircle+"-"+i).transition().duration(100).attr("r",0).remove()},l.prototype.togglePoint=function(t,e,i,n){t?this.selectPoint(e,i,n):this.unselectPoint(e,i,n)},l.prototype.selectPath=function(t,e){var i=this;i.config.data_onselected.call(i,e,t.node()),i.config.interaction_brighten&&t.transition().duration(100).style("fill",function(){return i.d3.rgb(i.color(e)).brighter(.75)})},l.prototype.unselectPath=function(t,e){var i=this;i.config.data_onunselected.call(i,e,t.node()),i.config.interaction_brighten&&t.transition().duration(100).style("fill",function(){return i.color(e)})},l.prototype.togglePath=function(t,e,i,n){t?this.selectPath(e,i,n):this.unselectPath(e,i,n)},l.prototype.getToggle=function(t,e){var i;return"circle"===t.nodeName?i=this.isStepType(e)?function(){}:this.togglePoint:"path"===t.nodeName&&(i=this.togglePath),i},l.prototype.toggleShape=function(t,e,i){var n=this,r=n.d3,a=n.config,o=r.select(t),s=o.classed(Y.SELECTED),c=n.getToggle(t,e).bind(n);a.data_selection_enabled&&a.data_selection_isselectable(e)&&(a.data_selection_multiple||n.main.selectAll("."+Y.shapes+(a.data_selection_grouped?n.getTargetSelectorSuffix(e.id):"")).selectAll("."+Y.shape).each(function(t,e){var i=r.select(this);i.classed(Y.SELECTED)&&c(!1,i.classed(Y.SELECTED,!1),t,e)}),o.classed(Y.SELECTED,!s),c(!s,o,e,i))},l.prototype.initBar=function(){this.main.select("."+Y.chart).append("g").attr("class",Y.chartBars)},l.prototype.updateTargetsForBar=function(t){var e=this,i=e.config,n=e.classChartBar.bind(e),r=e.classBars.bind(e),a=e.classFocus.bind(e);e.main.select("."+Y.chartBars).selectAll("."+Y.chartBar).data(t).attr("class",function(t){return n(t)+a(t)}).enter().append("g").attr("class",n).style("pointer-events","none").append("g").attr("class",r).style("cursor",function(t){return i.data_selection_isselectable(t)?"pointer":null})},l.prototype.updateBar=function(t){var e=this,i=e.barData.bind(e),n=e.classBar.bind(e),r=e.initialOpacity.bind(e),a=function(t){return e.color(t.id)},o=e.main.selectAll("."+Y.bars).selectAll("."+Y.bar).data(i),s=o.enter().append("path").attr("class",n).style("stroke",a).style("fill",a);e.mainBar=s.merge(o).style("opacity",r),o.exit().transition().duration(t).style("opacity",0)},l.prototype.redrawBar=function(t,e,i){return[(e?this.mainBar.transition(i):this.mainBar).attr("d",t).style("stroke",this.color).style("fill",this.color).style("opacity",1)]},l.prototype.getBarW=function(t,e){var i=this.config,n="number"==typeof i.bar_width?i.bar_width:e?t.tickInterval()*i.bar_width_ratio/e:0;return i.bar_width_max&&n>i.bar_width_max?i.bar_width_max:n},l.prototype.getBars=function(t,e){return(e?this.main.selectAll("."+Y.bars+this.getTargetSelectorSuffix(e)):this.main).selectAll("."+Y.bar+(P(t)?"-"+t:""))},l.prototype.expandBars=function(t,e,i){i&&this.unexpandBars(),this.getBars(t,e).classed(Y.EXPANDED,!0)},l.prototype.unexpandBars=function(t){this.getBars(t).classed(Y.EXPANDED,!1)},l.prototype.generateDrawBar=function(t,e){var a=this.config,o=this.generateGetBarPoints(t,e);return function(t,e){var i=o(t,e),n=a.axis_rotated?1:0,r=a.axis_rotated?0:1;return"M "+i[0][n]+","+i[0][r]+" L"+i[1][n]+","+i[1][r]+" L"+i[2][n]+","+i[2][r]+" L"+i[3][n]+","+i[3][r]+" z"}},l.prototype.generateGetBarPoints=function(t,e){var o=this,i=e?o.subXAxis:o.xAxis,n=t.__max__+1,s=o.getBarW(i,n),c=o.getShapeX(s,n,t,!!e),d=o.getShapeY(!!e),l=o.getShapeOffset(o.isBarType,t,!!e),u=s*(o.config.bar_space/2),h=e?o.getSubYScale:o.getYScale;return function(t,e){var i=h.call(o,t.id)(0),n=l(t,e)||i,r=c(t),a=d(t);return o.config.axis_rotated&&(0<t.value&&a<i||t.value<0&&i<a)&&(a=i),[[r+u,n],[r+u,a-(i-n)],[r+s-u,a-(i-n)],[r+s-u,n]]}},l.prototype.isWithinBar=function(t,e){var i=e.getBoundingClientRect(),n=e.pathSegList.getItem(0),r=e.pathSegList.getItem(1),a=Math.min(n.x,r.x),o=Math.min(n.y,r.y),s=a+i.width+2,c=o+i.height+2,d=o-2;return a-2<t[0]&&t[0]<s&&d<t[1]&&t[1]<c},l.prototype.getShapeIndices=function(t){var e,i,n=this.config,r={},a=0;return this.filterTargetsToShow(this.data.targets.filter(t,this)).forEach(function(t){for(e=0;e<n.data_groups.length;e++)if(!(n.data_groups[e].indexOf(t.id)<0))for(i=0;i<n.data_groups[e].length;i++)if(n.data_groups[e][i]in r){r[t.id]=r[n.data_groups[e][i]];break}v(r[t.id])&&(r[t.id]=a++)}),r.__max__=a-1,r},l.prototype.getShapeX=function(i,n,r,t){var a=t?this.subX:this.x;return function(t){var e=t.id in r?r[t.id]:0;return t.x||0===t.x?a(t.x)-i*(n/2-e):0}},l.prototype.getShapeY=function(e){var i=this;return function(t){return(e?i.getSubYScale(t.id):i.getYScale(t.id))(t.value)}},l.prototype.getShapeOffset=function(t,s,e){var c=this,d=c.orderTargets(c.filterTargetsToShow(c.data.targets.filter(t,c))),l=d.map(function(t){return t.id});return function(i,n){var r=e?c.getSubYScale(i.id):c.getYScale(i.id),a=r(0),o=a;return d.forEach(function(t){var e=c.isStepType(i)?c.convertValuesToStep(t.values):t.values;t.id!==i.id&&s[t.id]===s[i.id]&&l.indexOf(t.id)<l.indexOf(i.id)&&(void 0!==e[n]&&+e[n].x==+i.x||(n=-1,e.forEach(function(t,e){t.x===i.x&&(n=e)})),n in e&&0<=e[n].value*i.value&&(o+=r(e[n].value)-a))}),o}},l.prototype.isWithinShape=function(t,e){var i,n=this,r=n.d3.select(t);return n.isTargetToShow(e.id)?"circle"===t.nodeName?i=n.isStepType(e)?n.isWithinStep(t,n.getYScale(e.id)(e.value)):n.isWithinCircle(t,1.5*n.pointSelectR(e)):"path"===t.nodeName&&(i=!r.classed(Y.bar)||n.isWithinBar(n.d3.mouse(t),t)):i=!1,i},l.prototype.getInterpolate=function(t){var e=this,i=e.d3,n={linear:i.curveLinear,"linear-closed":i.curveLinearClosed,basis:i.curveBasis,"basis-open":i.curveBasisOpen,"basis-closed":i.curveBasisClosed,bundle:i.curveBundle,cardinal:i.curveCardinal,"cardinal-open":i.curveCardinalOpen,"cardinal-closed":i.curveCardinalClosed,monotone:i.curveMonotoneX,step:i.curveStep,"step-before":i.curveStepBefore,"step-after":i.curveStepAfter};return e.isSplineType(t)?n[e.config.spline_interpolation_type]||n.cardinal:e.isStepType(t)?n[e.config.line_step_type]:n.linear},l.prototype.initLine=function(){this.main.select("."+Y.chart).append("g").attr("class",Y.chartLines)},l.prototype.updateTargetsForLine=function(t){var e,i=this,n=i.config,r=i.classChartLine.bind(i),a=i.classLines.bind(i),o=i.classAreas.bind(i),s=i.classCircles.bind(i),c=i.classFocus.bind(i);(e=i.main.select("."+Y.chartLines).selectAll("."+Y.chartLine).data(t).attr("class",function(t){return r(t)+c(t)}).enter().append("g").attr("class",r).style("opacity",0).style("pointer-events","none")).append("g").attr("class",a),e.append("g").attr("class",o),e.append("g").attr("class",function(t){return i.generateClass(Y.selectedCircles,t.id)}),e.append("g").attr("class",s).style("cursor",function(t){return n.data_selection_isselectable(t)?"pointer":null}),t.forEach(function(e){i.main.selectAll("."+Y.selectedCircles+i.getTargetSelectorSuffix(e.id)).selectAll("."+Y.selectedCircle).each(function(t){t.value=e.values[t.index].value})})},l.prototype.updateLine=function(t){var e=this,i=e.main.selectAll("."+Y.lines).selectAll("."+Y.line).data(e.lineData.bind(e)),n=i.enter().append("path").attr("class",e.classLine.bind(e)).style("stroke",e.color);e.mainLine=n.merge(i).style("opacity",e.initialOpacity.bind(e)).style("shape-rendering",function(t){return e.isStepType(t)?"crispEdges":""}).attr("transform",null),i.exit().transition().duration(t).style("opacity",0)},l.prototype.redrawLine=function(t,e,i){return[(e?this.mainLine.transition(i):this.mainLine).attr("d",t).style("stroke",this.color).style("opacity",1)]},l.prototype.generateDrawLine=function(t,o){var s=this,c=s.config,d=s.d3.line(),i=s.generateGetLinePoints(t,o),l=o?s.getSubYScale:s.getYScale,e=function(t){return(o?s.subxx:s.xx).call(s,t)},n=function(t,e){return 0<c.data_groups.length?i(t,e)[0][1]:l.call(s,t.id)(t.value)};return d=c.axis_rotated?d.x(n).y(e):d.x(e).y(n),c.line_connectNull||(d=d.defined(function(t){return null!=t.value})),function(t){var e=c.line_connectNull?s.filterRemoveNull(t.values):t.values,i=o?s.subX:s.x,n=l.call(s,t.id),r=0,a=0;return(s.isLineType(t)?c.data_regions[t.id]?s.lineWithRegions(e,i,n,c.data_regions[t.id]):(s.isStepType(t)&&(e=s.convertValuesToStep(e)),d.curve(s.getInterpolate(t))(e)):(e[0]&&(r=i(e[0].x),a=n(e[0].value)),c.axis_rotated?"M "+a+" "+r:"M "+r+" "+a))||"M 0 0"}},l.prototype.generateGetLinePoints=function(t,e){var o=this,s=o.config,i=t.__max__+1,c=o.getShapeX(0,i,t,!!e),d=o.getShapeY(!!e),l=o.getShapeOffset(o.isLineType,t,!!e),u=e?o.getSubYScale:o.getYScale;return function(t,e){var i=u.call(o,t.id)(0),n=l(t,e)||i,r=c(t),a=d(t);return s.axis_rotated&&(0<t.value&&a<i||t.value<0&&i<a)&&(a=i),[[r,a-(i-n)],[r,a-(i-n)],[r,a-(i-n)],[r,a-(i-n)]]}},l.prototype.lineWithRegions=function(t,c,d,e){var i,n,r,a,l,o,s,u,h,g,p,f=this,_=f.config,x="M",y=f.isCategorized()?.5:0,m=[];function S(t,e){var i;for(i=0;i<e.length;i++)if(e[i].start<t&&t<=e[i].end)return!0;return!1}if(k(e))for(i=0;i<e.length;i++)m[i]={},v(e[i].start)?m[i].start=t[0].x:m[i].start=f.isTimeSeries()?f.parseDate(e[i].start):e[i].start,v(e[i].end)?m[i].end=t[t.length-1].x:m[i].end=f.isTimeSeries()?f.parseDate(e[i].end):e[i].end;function w(t){return"M"+t[0][0]+" "+t[0][1]+" "+t[1][0]+" "+t[1][1]}for(g=_.axis_rotated?function(t){return d(t.value)}:function(t){return c(t.x)},p=_.axis_rotated?function(t){return c(t.x)}:function(t){return d(t.value)},r=f.isTimeSeries()?function(t,e,i,n){var r=t.x.getTime(),a=e.x-t.x,o=new Date(r+a*i),s=new Date(r+a*(i+n));return w(_.axis_rotated?[[d(l(i)),c(o)],[d(l(i+n)),c(s)]]:[[c(o),d(l(i))],[c(s),d(l(i+n))]])}:function(t,e,i,n){return w(_.axis_rotated?[[d(l(i),!0),c(a(i))],[d(l(i+n),!0),c(a(i+n))]]:[[c(a(i),!0),d(l(i))],[c(a(i+n),!0),d(l(i+n))]])},i=0;i<t.length;i++){if(v(m)||!S(t[i].x,m))x+=" "+g(t[i])+" "+p(t[i]);else for(a=f.getScale(t[i-1].x+y,t[i].x+y,f.isTimeSeries()),l=f.getScale(t[i-1].value,t[i].value),o=c(t[i].x)-c(t[i-1].x),s=d(t[i].value)-d(t[i-1].value),h=2*(u=2/Math.sqrt(Math.pow(o,2)+Math.pow(s,2))),n=u;n<=1;n+=h)x+=r(t[i-1],t[i],n,u);t[i].x}return x},l.prototype.updateArea=function(t){var e=this,i=e.d3,n=e.main.selectAll("."+Y.areas).selectAll("."+Y.area).data(e.lineData.bind(e)),r=n.enter().append("path").attr("class",e.classArea.bind(e)).style("fill",e.color).style("opacity",function(){return e.orgAreaOpacity=+i.select(this).style("opacity"),0});e.mainArea=r.merge(n).style("opacity",e.orgAreaOpacity),n.exit().transition().duration(t).style("opacity",0)},l.prototype.redrawArea=function(t,e,i){return[(e?this.mainArea.transition(i):this.mainArea).attr("d",t).style("fill",this.color).style("opacity",this.orgAreaOpacity)]},l.prototype.generateDrawArea=function(t,e){var r=this,a=r.config,o=r.d3.area(),i=r.generateGetAreaPoints(t,e),n=e?r.getSubYScale:r.getYScale,s=function(t){return(e?r.subxx:r.xx).call(r,t)},c=function(t,e){return 0<a.data_groups.length?i(t,e)[0][1]:n.call(r,t.id)(r.getAreaBaseValue(t.id))},d=function(t,e){return 0<a.data_groups.length?i(t,e)[1][1]:n.call(r,t.id)(t.value)};return o=a.axis_rotated?o.x0(c).x1(d).y(s):o.x(s).y0(a.area_above?0:c).y1(d),a.line_connectNull||(o=o.defined(function(t){return null!==t.value})),function(t){var e=a.line_connectNull?r.filterRemoveNull(t.values):t.values,i=0,n=0;return(r.isAreaType(t)?(r.isStepType(t)&&(e=r.convertValuesToStep(e)),o.curve(r.getInterpolate(t))(e)):(e[0]&&(i=r.x(e[0].x),n=r.getYScale(t.id)(e[0].value)),a.axis_rotated?"M "+n+" "+i:"M "+i+" "+n))||"M 0 0"}},l.prototype.getAreaBaseValue=function(){return 0},l.prototype.generateGetAreaPoints=function(t,e){var o=this,s=o.config,i=t.__max__+1,c=o.getShapeX(0,i,t,!!e),d=o.getShapeY(!!e),l=o.getShapeOffset(o.isAreaType,t,!!e),u=e?o.getSubYScale:o.getYScale;return function(t,e){var i=u.call(o,t.id)(0),n=l(t,e)||i,r=c(t),a=d(t);return s.axis_rotated&&(0<t.value&&a<i||t.value<0&&i<a)&&(a=i),[[r,n],[r,a-(i-n)],[r,a-(i-n)],[r,n]]}},l.prototype.updateCircle=function(t,e){var i=this,n=i.main.selectAll("."+Y.circles).selectAll("."+Y.circle).data(i.lineOrScatterData.bind(i)),r=n.enter().append("circle").attr("class",i.classCircle.bind(i)).attr("cx",t).attr("cy",e).attr("r",i.pointR.bind(i)).style("fill",i.color);i.mainCircle=r.merge(n).style("opacity",i.initialOpacityForCircle.bind(i)),n.exit().style("opacity",0)},l.prototype.redrawCircle=function(t,e,i,n){var r=this,a=r.main.selectAll("."+Y.selectedCircle);return[(i?r.mainCircle.transition(n):r.mainCircle).style("opacity",this.opacityForCircle.bind(r)).style("fill",r.color).attr("cx",t).attr("cy",e),(i?a.transition(n):a).attr("cx",t).attr("cy",e)]},l.prototype.circleX=function(t){return t.x||0===t.x?this.x(t.x):null},l.prototype.updateCircleY=function(){var t,i,e=this;0<e.config.data_groups.length?(t=e.getShapeIndices(e.isLineType),i=e.generateGetLinePoints(t),e.circleY=function(t,e){return i(t,e)[0][1]}):e.circleY=function(t){return e.getYScale(t.id)(t.value)}},l.prototype.getCircles=function(t,e){return(e?this.main.selectAll("."+Y.circles+this.getTargetSelectorSuffix(e)):this.main).selectAll("."+Y.circle+(P(t)?"-"+t:""))},l.prototype.expandCircles=function(t,e,i){var n=this.pointExpandedR.bind(this);i&&this.unexpandCircles(),this.getCircles(t,e).classed(Y.EXPANDED,!0).attr("r",n)},l.prototype.unexpandCircles=function(t){var e=this,i=e.pointR.bind(e);e.getCircles(t).filter(function(){return e.d3.select(this).classed(Y.EXPANDED)}).classed(Y.EXPANDED,!1).attr("r",i)},l.prototype.pointR=function(t){var e=this.config;return this.isStepType(t)?0:h(e.point_r)?e.point_r(t):e.point_r},l.prototype.pointExpandedR=function(t){var e=this.config;return e.point_focus_expand_enabled?h(e.point_focus_expand_r)?e.point_focus_expand_r(t):e.point_focus_expand_r?e.point_focus_expand_r:1.75*this.pointR(t):this.pointR(t)},l.prototype.pointSelectR=function(t){var e=this.config;return h(e.point_select_r)?e.point_select_r(t):e.point_select_r?e.point_select_r:4*this.pointR(t)},l.prototype.isWithinCircle=function(t,e){var i=this.d3,n=i.mouse(t),r=i.select(t),a=+r.attr("cx"),o=+r.attr("cy");return Math.sqrt(Math.pow(a-n[0],2)+Math.pow(o-n[1],2))<e},l.prototype.isWithinStep=function(t,e){return Math.abs(e-this.d3.mouse(t)[1])<30},l.prototype.getCurrentWidth=function(){var t=this.config;return t.size_width?t.size_width:this.getParentWidth()},l.prototype.getCurrentHeight=function(){var t=this.config,e=t.size_height?t.size_height:this.getParentHeight();return 0<e?e:320/(this.hasType("gauge")&&!t.gauge_fullCircle?2:1)},l.prototype.getCurrentPaddingTop=function(){var t=this.config,e=P(t.padding_top)?t.padding_top:0;return this.title&&this.title.node()&&(e+=this.getTitlePadding()),e},l.prototype.getCurrentPaddingBottom=function(){var t=this.config;return P(t.padding_bottom)?t.padding_bottom:0},l.prototype.getCurrentPaddingLeft=function(t){var e=this.config;return P(e.padding_left)?e.padding_left:e.axis_rotated?!e.axis_x_show||e.axis_x_inner?1:Math.max(r(this.getAxisWidthByAxisId("x",t)),40):!e.axis_y_show||e.axis_y_inner?this.axis.getYAxisLabelPosition().isOuter?30:1:r(this.getAxisWidthByAxisId("y",t))},l.prototype.getCurrentPaddingRight=function(){var t=this,e=t.config,i=t.isLegendRight?t.getLegendWidth()+20:0;return P(e.padding_right)?e.padding_right+1:e.axis_rotated?10+i:!e.axis_y2_show||e.axis_y2_inner?2+i+(t.axis.getY2AxisLabelPosition().isOuter?20:0):r(t.getAxisWidthByAxisId("y2"))+i},l.prototype.getParentRectValue=function(e){for(var i,n=this.selectChart.node();n&&"BODY"!==n.tagName;){try{i=n.getBoundingClientRect()[e]}catch(t){"width"===e&&(i=n.offsetWidth)}if(i)break;n=n.parentNode}return i},l.prototype.getParentWidth=function(){return this.getParentRectValue("width")},l.prototype.getParentHeight=function(){var t=this.selectChart.style("height");return 0<t.indexOf("px")?+t.replace("px",""):0},l.prototype.getSvgLeft=function(t){var e=this,i=e.config,n=i.axis_rotated||!i.axis_rotated&&!i.axis_y_inner,r=i.axis_rotated?Y.axisX:Y.axisY,a=e.main.select("."+r).node(),o=a&&n?a.getBoundingClientRect():{right:0},s=e.selectChart.node().getBoundingClientRect(),c=e.hasArcType(),d=o.right-s.left-(c?0:e.getCurrentPaddingLeft(t));return 0<d?d:0},l.prototype.getAxisWidthByAxisId=function(t,e){var i=this.axis.getLabelPositionById(t);return this.axis.getMaxTickWidth(t,e)+(i.isInner?20:40)},l.prototype.getHorizontalAxisHeight=function(t){var e=this,i=e.config,n=30;return"x"!==t||i.axis_x_show?"x"===t&&i.axis_x_height?i.axis_x_height:"y"!==t||i.axis_y_show?"y2"!==t||i.axis_y2_show?("x"===t&&!i.axis_rotated&&i.axis_x_tick_rotate&&(n=30+e.axis.getMaxTickWidth(t)*Math.cos(Math.PI*(90-Math.abs(i.axis_x_tick_rotate))/180)),"y"===t&&i.axis_rotated&&i.axis_y_tick_rotate&&(n=30+e.axis.getMaxTickWidth(t)*Math.cos(Math.PI*(90-Math.abs(i.axis_y_tick_rotate))/180)),n+(e.axis.getLabelPositionById(t).isInner?0:10)+("y2"===t?-10:0)):e.rotated_padding_top:!i.legend_show||e.isLegendRight||e.isLegendInset?1:10:8},l.prototype.initBrush=function(t){var r=this,e=r.d3;return r.brush=(r.config.axis_rotated?e.brushY():e.brushX()).on("brush",function(){var t=e.event.sourceEvent;t&&"zoom"===t.type||r.redrawForBrush()}).on("end",function(){var t=e.event.sourceEvent;t&&"zoom"===t.type||r.brush.empty()&&t&&"end"!==t.type&&r.brush.clear()}),r.brush.updateExtent=function(){var t,e=this.scale.range();return t=r.config.axis_rotated?[[0,e[0]],[r.width2,e[1]]]:[[e[0],0],[e[1],r.height2]],this.extent(t),this},r.brush.updateScale=function(t){return this.scale=t,this},r.brush.update=function(t){this.updateScale(t||r.subX).updateExtent(),r.context.select("."+Y.brush).call(this)},r.brush.clear=function(){r.context.select("."+Y.brush).call(r.brush.move,null)},r.brush.selection=function(){return e.brushSelection(r.context.select("."+Y.brush).node())},r.brush.selectionAsValue=function(t,e){var i,n;return t?(r.context&&(i=[this.scale(t[0]),this.scale(t[1])],n=r.context.select("."+Y.brush),e&&(n=n.transition()),r.brush.move(n,i)),[]):(i=r.brush.selection()||[0,0],[this.scale.invert(i[0]),this.scale.invert(i[1])])},r.brush.empty=function(){var t=r.brush.selection();return!t||t[0]===t[1]},r.brush.updateScale(t)},l.prototype.initSubchart=function(){var t=this,e=t.config,i=t.context=t.svg.append("g").attr("transform",t.getTranslate("context")),n=e.subchart_show?"visible":"hidden";i.style("visibility",n),i.append("g").attr("clip-path",t.clipPathForSubchart).attr("class",Y.chart),i.select("."+Y.chart).append("g").attr("class",Y.chartBars),i.select("."+Y.chart).append("g").attr("class",Y.chartLines),i.append("g").attr("clip-path",t.clipPath).attr("class",Y.brush),t.axes.subx=i.append("g").attr("class",Y.axisX).attr("transform",t.getTranslate("subx")).attr("clip-path",e.axis_rotated?"":t.clipPathForXAxis)},l.prototype.initSubchartBrush=function(){this.initBrush(this.subX).updateExtent(),this.context.select("."+Y.brush).call(this.brush)},l.prototype.updateTargetsForSubchart=function(t){var e,i,n,r,a=this,o=a.context,s=a.config,c=a.classChartBar.bind(a),d=a.classBars.bind(a),l=a.classChartLine.bind(a),u=a.classLines.bind(a),h=a.classAreas.bind(a);s.subchart_show&&((n=(r=o.select("."+Y.chartBars).selectAll("."+Y.chartBar).data(t)).enter().append("g").style("opacity",0)).merge(r).attr("class",c),n.append("g").attr("class",d),(e=(i=o.select("."+Y.chartLines).selectAll("."+Y.chartLine).data(t)).enter().append("g").style("opacity",0)).merge(i).attr("class",l),e.append("g").attr("class",u),e.append("g").attr("class",h),o.selectAll("."+Y.brush+" rect").attr(s.axis_rotated?"width":"height",s.axis_rotated?a.width2:a.height2))},l.prototype.updateBarForSubchart=function(t){var e=this,i=e.context.selectAll("."+Y.bars).selectAll("."+Y.bar).data(e.barData.bind(e)),n=i.enter().append("path").attr("class",e.classBar.bind(e)).style("stroke","none").style("fill",e.color);i.exit().transition().duration(t).style("opacity",0).remove(),e.contextBar=n.merge(i).style("opacity",e.initialOpacity.bind(e))},l.prototype.redrawBarForSubchart=function(t,e,i){(e?this.contextBar.transition(Math.random().toString()).duration(i):this.contextBar).attr("d",t).style("opacity",1)},l.prototype.updateLineForSubchart=function(t){var e=this,i=e.context.selectAll("."+Y.lines).selectAll("."+Y.line).data(e.lineData.bind(e)),n=i.enter().append("path").attr("class",e.classLine.bind(e)).style("stroke",e.color);i.exit().transition().duration(t).style("opacity",0).remove(),e.contextLine=n.merge(i).style("opacity",e.initialOpacity.bind(e))},l.prototype.redrawLineForSubchart=function(t,e,i){(e?this.contextLine.transition(Math.random().toString()).duration(i):this.contextLine).attr("d",t).style("opacity",1)},l.prototype.updateAreaForSubchart=function(t){var e=this,i=e.d3,n=e.context.selectAll("."+Y.areas).selectAll("."+Y.area).data(e.lineData.bind(e)),r=n.enter().append("path").attr("class",e.classArea.bind(e)).style("fill",e.color).style("opacity",function(){return e.orgAreaOpacity=+i.select(this).style("opacity"),0});n.exit().transition().duration(t).style("opacity",0).remove(),e.contextArea=r.merge(n).style("opacity",0)},l.prototype.redrawAreaForSubchart=function(t,e,i){(e?this.contextArea.transition(Math.random().toString()).duration(i):this.contextArea).attr("d",t).style("fill",this.color).style("opacity",this.orgAreaOpacity)},l.prototype.redrawSubchart=function(t,e,i,n,r,a,o){var s,c,d,l=this,u=l.d3,h=l.config;l.context.style("visibility",h.subchart_show?"visible":"hidden"),h.subchart_show&&(u.event&&"zoom"===u.event.type&&l.brush.selectionAsValue(l.x.orgDomain()),t&&(l.brush.empty()||l.brush.selectionAsValue(l.x.orgDomain()),s=l.generateDrawArea(r,!0),c=l.generateDrawBar(a,!0),d=l.generateDrawLine(o,!0),l.updateBarForSubchart(i),l.updateLineForSubchart(i),l.updateAreaForSubchart(i),l.redrawBarForSubchart(c,i,i),l.redrawLineForSubchart(d,i,i),l.redrawAreaForSubchart(s,i,i)))},l.prototype.redrawForBrush=function(){var t,e=this,i=e.x,n=e.d3;e.redraw({withTransition:!1,withY:e.config.zoom_rescale,withSubchart:!1,withUpdateXDomain:!0,withEventRect:!1,withDimension:!1}),t=n.event.selection||e.brush.scale.range(),e.main.select("."+Y.eventRect).call(e.zoom.transform,n.zoomIdentity.scale(e.width/(t[1]-t[0])).translate(-t[0],0)),e.config.subchart_onbrush.call(e.api,i.orgDomain())},l.prototype.transformContext=function(t,e){var i;e&&e.axisSubX?i=e.axisSubX:(i=this.context.select("."+Y.axisX),t&&(i=i.transition())),this.context.attr("transform",this.getTranslate("context")),i.attr("transform",this.getTranslate("subx"))},l.prototype.getDefaultSelection=function(){var t=this,e=t.config,i=h(e.axis_x_selection)?e.axis_x_selection(t.getXDomain(t.data.targets)):e.axis_x_selection;return t.isTimeSeries()&&(i=[t.parseDate(i[0]),t.parseDate(i[1])]),i},l.prototype.initText=function(){this.main.select("."+Y.chart).append("g").attr("class",Y.chartTexts),this.mainText=this.d3.selectAll([])},l.prototype.updateTargetsForText=function(t){var e=this,i=e.classChartText.bind(e),n=e.classTexts.bind(e),r=e.classFocus.bind(e),a=e.main.select("."+Y.chartTexts).selectAll("."+Y.chartText).data(t),o=a.enter().append("g").attr("class",i).style("opacity",0).style("pointer-events","none");o.append("g").attr("class",n),o.merge(a).attr("class",function(t){return i(t)+r(t)})},l.prototype.updateText=function(t,e,i){var n=this,r=n.config,a=n.barOrLineData.bind(n),o=n.classText.bind(n),s=n.main.selectAll("."+Y.texts).selectAll("."+Y.text).data(a),c=s.enter().append("text").attr("class",o).attr("text-anchor",function(t){return r.axis_rotated?t.value<0?"end":"start":"middle"}).style("stroke","none").attr("x",t).attr("y",e).style("fill",function(t){return n.color(t)}).style("fill-opacity",0);n.mainText=c.merge(s).text(function(t,e,i){return n.dataLabelFormat(t.id)(t.value,t.id,e,i)}),s.exit().transition().duration(i).style("fill-opacity",0).remove()},l.prototype.redrawText=function(t,e,i,n,r){return[(n?this.mainText.transition(r):this.mainText).attr("x",t).attr("y",e).style("fill",this.color).style("fill-opacity",i?0:this.opacityForText.bind(this))]},l.prototype.getTextRect=function(t,e,i){var n,r=this.d3.select("body").append("div").classed("c3",!0),a=r.append("svg").style("visibility","hidden").style("position","fixed").style("top",0).style("left",0),o=this.d3.select(i).style("font");return a.selectAll(".dummy").data([t]).enter().append("text").classed(e||"",!0).style("font",o).text(t).each(function(){n=this.getBoundingClientRect()}),r.remove(),n},l.prototype.generateXYForText=function(t,e,i,n){var r=this,a=r.generateGetAreaPoints(t,!1),o=r.generateGetBarPoints(e,!1),s=r.generateGetLinePoints(i,!1),c=n?r.getXForText:r.getYForText;return function(t,e){var i=r.isAreaType(t)?a:r.isBarType(t)?o:s;return c.call(r,i(t,e),t,this)}},l.prototype.getXForText=function(t,e,i){var n,r,a=this,o=i.getBoundingClientRect();return n=a.config.axis_rotated?(r=a.isBarType(e)?4:6,t[2][1]+r*(e.value<0?-1:1)):a.hasType("bar")?(t[2][0]+t[0][0])/2:t[0][0],null===e.value&&(n>a.width?n=a.width-o.width:n<0&&(n=4)),n},l.prototype.getYForText=function(t,e,i){var n,r=this,a=i.getBoundingClientRect();return r.config.axis_rotated?n=(t[0][0]+t[2][0]+.6*a.height)/2:(n=t[2][1],e.value<0||0===e.value&&!r.hasPositiveValue?(n+=a.height,r.isBarType(e)&&r.isSafari()?n-=3:!r.isBarType(e)&&r.isChrome()&&(n+=3)):n+=r.isBarType(e)?-3:-6),null!==e.value||r.config.axis_rotated||(n<a.height?n=a.height:n>this.height&&(n=this.height-4)),n},l.prototype.initTitle=function(){this.title=this.svg.append("text").text(this.config.title_text).attr("class",this.CLASS.title)},l.prototype.redrawTitle=function(){var t=this;t.title.attr("x",t.xForTitle.bind(t)).attr("y",t.yForTitle.bind(t))},l.prototype.xForTitle=function(){var t=this,e=t.config,i=e.title_position||"left";return 0<=i.indexOf("right")?t.currentWidth-t.getTextRect(t.title.node().textContent,t.CLASS.title,t.title.node()).width-e.title_padding.right:0<=i.indexOf("center")?(t.currentWidth-t.getTextRect(t.title.node().textContent,t.CLASS.title,t.title.node()).width)/2:e.title_padding.left},l.prototype.yForTitle=function(){var t=this;return t.config.title_padding.top+t.getTextRect(t.title.node().textContent,t.CLASS.title,t.title.node()).height},l.prototype.getTitlePadding=function(){return this.yForTitle()+this.config.title_padding.bottom},l.prototype.initTooltip=function(){var t,e=this,i=e.config;if(e.tooltip=e.selectChart.style("position","relative").append("div").attr("class",Y.tooltipContainer).style("position","absolute").style("pointer-events","none").style("display","none"),i.tooltip_init_show){if(e.isTimeSeries()&&c(i.tooltip_init_x)){for(i.tooltip_init_x=e.parseDate(i.tooltip_init_x),t=0;t<e.data.targets[0].values.length&&e.data.targets[0].values[t].x-i.tooltip_init_x!=0;t++);i.tooltip_init_x=t}e.tooltip.html(i.tooltip_contents.call(e,e.data.targets.map(function(t){return e.addName(t.values[i.tooltip_init_x])}),e.axis.getXAxisTickFormat(),e.getYFormat(e.hasArcType()),e.color)),e.tooltip.style("top",i.tooltip_init_position.top).style("left",i.tooltip_init_position.left).style("display","block")}},l.prototype.getTooltipSortFunction=function(){var t=this,e=t.config;if(0!==e.data_groups.length&&void 0===e.tooltip_order){var i=t.orderTargets(t.data.targets).map(function(t){return t.id});return(t.isOrderAsc()||t.isOrderDesc())&&(i=i.reverse()),function(t,e){return i.indexOf(t.id)-i.indexOf(e.id)}}var n=e.tooltip_order;void 0===n&&(n=e.data_order);var r=function(t){return t?t.value:null};if(c(n)&&"asc"===n.toLowerCase())return function(t,e){return r(t)-r(e)};if(c(n)&&"desc"===n.toLowerCase())return function(t,e){return r(e)-r(t)};if(h(n)){var a=n;return void 0===e.tooltip_order&&(a=function(t,e){return n(t?{id:t.id,values:[t]}:null,e?{id:e.id,values:[e]}:null)}),a}return o(n)?function(t,e){return n.indexOf(t.id)-n.indexOf(e.id)}:void 0},l.prototype.getTooltipContent=function(t,e,i,n){var r,a,o,s,c,d,l=this,u=l.config,h=u.tooltip_format_title||e,g=u.tooltip_format_name||function(t){return t},p=u.tooltip_format_value||i,f=this.getTooltipSortFunction();for(f&&t.sort(f),a=0;a<t.length;a++)if(t[a]&&(t[a].value||0===t[a].value)&&(r||(o=_(h?h(t[a].x):t[a].x),r="<table class='"+l.CLASS.tooltip+"'>"+(o||0===o?"<tr><th colspan='2'>"+o+"</th></tr>":"")),void 0!==(s=_(p(t[a].value,t[a].ratio,t[a].id,t[a].index,t))))){if(null===t[a].name)continue;c=_(g(t[a].name,t[a].ratio,t[a].id,t[a].index)),d=l.levelColor?l.levelColor(t[a].value):n(t[a].id),r+="<tr class='"+l.CLASS.tooltipName+"-"+l.getTargetSelectorSuffix(t[a].id)+"'>",r+="<td class='name'><span style='background-color:"+d+"'></span>"+c+"</td>",r+="<td class='value'>"+s+"</td>",r+="</tr>"}return r+"</table>"},l.prototype.tooltipPosition=function(t,e,i,n){var r,a,o,s,c,d=this,l=d.config,u=d.d3,h=d.hasArcType(),g=u.mouse(n);return h?(a=(d.width-(d.isLegendRight?d.getLegendWidth():0))/2+g[0],s=(d.hasType("gauge")?d.height:d.height/2)+g[1]+20):(r=d.getSvgLeft(!0),s=l.axis_rotated?(o=(a=r+g[0]+100)+e,c=d.currentWidth-d.getCurrentPaddingRight(),d.x(t[0].x)+20):(o=(a=r+d.getCurrentPaddingLeft(!0)+d.x(t[0].x)+20)+e,c=r+d.currentWidth-d.getCurrentPaddingRight(),g[1]+15),c<o&&(a-=o-c+20),s+i>d.currentHeight&&(s-=i+30)),s<0&&(s=0),{top:s,left:a}},l.prototype.showTooltip=function(t,e){var i,n,r,a=this,o=a.config,s=a.hasArcType(),c=t.filter(function(t){return t&&P(t.value)}),d=o.tooltip_position||l.prototype.tooltipPosition;0!==c.length&&o.tooltip_show&&(a.tooltip.html(o.tooltip_contents.call(a,t,a.axis.getXAxisTickFormat(),a.getYFormat(s),a.color)).style("display","block"),i=a.tooltip.property("offsetWidth"),n=a.tooltip.property("offsetHeight"),r=d.call(this,c,i,n,e),a.tooltip.style("top",r.top+"px").style("left",r.left+"px"))},l.prototype.hideTooltip=function(){this.tooltip.style("display","none")},l.prototype.setTargetType=function(t,e){var i=this,n=i.config;i.mapToTargetIds(t).forEach(function(t){i.withoutFadeIn[t]=e===n.data_types[t],n.data_types[t]=e}),t||(n.data_type=e)},l.prototype.hasType=function(i,t){var n=this.config.data_types,r=!1;return(t=t||this.data.targets)&&t.length?t.forEach(function(t){var e=n[t.id];(e&&0<=e.indexOf(i)||!e&&"line"===i)&&(r=!0)}):Object.keys(n).length?Object.keys(n).forEach(function(t){n[t]===i&&(r=!0)}):r=this.config.data_type===i,r},l.prototype.hasArcType=function(t){return this.hasType("pie",t)||this.hasType("donut",t)||this.hasType("gauge",t)},l.prototype.isLineType=function(t){var e=this.config,i=c(t)?t:t.id;return!e.data_types[i]||0<=["line","spline","area","area-spline","step","area-step"].indexOf(e.data_types[i])},l.prototype.isStepType=function(t){var e=c(t)?t:t.id;return 0<=["step","area-step"].indexOf(this.config.data_types[e])},l.prototype.isSplineType=function(t){var e=c(t)?t:t.id;return 0<=["spline","area-spline"].indexOf(this.config.data_types[e])},l.prototype.isAreaType=function(t){var e=c(t)?t:t.id;return 0<=["area","area-spline","area-step"].indexOf(this.config.data_types[e])},l.prototype.isBarType=function(t){var e=c(t)?t:t.id;return"bar"===this.config.data_types[e]},l.prototype.isScatterType=function(t){var e=c(t)?t:t.id;return"scatter"===this.config.data_types[e]},l.prototype.isPieType=function(t){var e=c(t)?t:t.id;return"pie"===this.config.data_types[e]},l.prototype.isGaugeType=function(t){var e=c(t)?t:t.id;return"gauge"===this.config.data_types[e]},l.prototype.isDonutType=function(t){var e=c(t)?t:t.id;return"donut"===this.config.data_types[e]},l.prototype.isArcType=function(t){return this.isPieType(t)||this.isDonutType(t)||this.isGaugeType(t)},l.prototype.lineData=function(t){return this.isLineType(t)?[t]:[]},l.prototype.arcData=function(t){return this.isArcType(t.data)?[t]:[]},l.prototype.barData=function(t){return this.isBarType(t)?t.values:[]},l.prototype.lineOrScatterData=function(t){return this.isLineType(t)||this.isScatterType(t)?t.values:[]},l.prototype.barOrLineData=function(t){return this.isBarType(t)||this.isLineType(t)?t.values:[]},l.prototype.isSafari=function(){var t=window.navigator.userAgent;return 0<=t.indexOf("Safari")&&t.indexOf("Chrome")<0},l.prototype.isChrome=function(){return 0<=window.navigator.userAgent.indexOf("Chrome")},l.prototype.initZoom=function(){var e,i=this,n=i.d3,r=i.config;return i.zoom=n.zoom().on("start",function(){if("scroll"===r.zoom_type){var t=n.event.sourceEvent;t&&"brush"===t.type||(e=t,r.zoom_onzoomstart.call(i.api,t))}}).on("zoom",function(){if("scroll"===r.zoom_type){var t=n.event.sourceEvent;t&&"brush"===t.type||(i.redrawForZoom(),r.zoom_onzoom.call(i.api,i.x.orgDomain()))}}).on("end",function(){if("scroll"===r.zoom_type){var t=n.event.sourceEvent;t&&"brush"===t.type||t&&e.clientX===t.clientX&&e.clientY===t.clientY||r.zoom_onzoomend.call(i.api,i.x.orgDomain())}}),i.zoom.updateDomain=function(){return n.event&&n.event.transform&&i.x.domain(n.event.transform.rescaleX(i.subX).domain()),this},i.zoom.updateExtent=function(){return this.scaleExtent([1,1/0]).translateExtent([[0,0],[i.width,i.height]]).extent([[0,0],[i.width,i.height]]),this},i.zoom.update=function(){return this.updateExtent().updateDomain()},i.zoom.updateExtent()},l.prototype.zoomTransform=function(t){var e=[this.x(t[0]),this.x(t[1])];return this.d3.zoomIdentity.scale(this.width/(e[1]-e[0])).translate(-e[0],0)},l.prototype.initDragZoom=function(){var e=this,i=e.d3,n=e.config,t=e.context=e.svg,r=e.margin.left+20.5,a=e.margin.top+.5;if("drag"===n.zoom_type&&n.zoom_enabled){var o=function(t){return t&&t.map(function(t){return e.x.invert(t)})},s=e.dragZoomBrush=i.brushX().on("start",function(){e.api.unzoom(),e.svg.select("."+Y.dragZoom).classed("disabled",!1),n.zoom_onzoomstart.call(e.api,i.event.sourceEvent)}).on("brush",function(){n.zoom_onzoom.call(e.api,o(i.event.selection))}).on("end",function(){if(null!=i.event.selection){var t=o(i.event.selection);n.zoom_disableDefaultBehavior||e.api.zoom(t),e.svg.select("."+Y.dragZoom).classed("disabled",!0),n.zoom_onzoomend.call(e.api,t)}});t.append("g").classed(Y.dragZoom,!0).attr("clip-path",e.clipPath).attr("transform","translate("+r+","+a+")").call(s)}},l.prototype.getZoomDomain=function(){var t=this.config,e=this.d3;return[e.min([this.orgXDomain[0],t.zoom_x_min]),e.max([this.orgXDomain[1],t.zoom_x_max])]},l.prototype.redrawForZoom=function(){var t=this,e=t.d3,i=t.config,n=t.zoom,r=t.x;i.zoom_enabled&&0!==t.filterTargetsToShow(t.data.targets).length&&(n.update(),i.zoom_disableDefaultBehavior||(t.isCategorized()&&r.orgDomain()[0]===t.orgXDomain[0]&&r.domain([t.orgXDomain[0]-1e-10,r.orgDomain()[1]]),t.redraw({withTransition:!1,withY:i.zoom_rescale,withSubchart:!1,withEventRect:!1,withDimension:!1}),e.event.sourceEvent&&"mousemove"===e.event.sourceEvent.type&&(t.cancelClick=!0)))},t});
\ No newline at end of file

diff --git a/web/static/d3.js b/web/static/d3.js
index e6e7e302ebb099da4fdd34b18fe9b2c64cb31541..9af5650cd6ebe48c1b17c10e2141a644303ebb85 100644 (file)
--- a/web/static/d3.js
+++ b/web/static/d3.js
@@ -1,11 +1,11 @@
-// https://d3js.org Version 5.5.0. Copyright 2018 Mike Bostock.
+// https://d3js.org v5.7.0 Copyright 2018 Mike Bostock

 (function (global, factory) {
 (function (global, factory) {

-       typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) :
-       typeof define === 'function' && define.amd ? define(['exports'], factory) :
-       (factory((global.d3 = global.d3 || {})));
+typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) :
+typeof define === 'function' && define.amd ? define(['exports'], factory) :
+(factory((global.d3 = global.d3 || {})));

 }(this, (function (exports) { 'use strict';
 
 }(this, (function (exports) { 'use strict';
 

-var version = "5.5.0";
+var version = "5.7.0";

 
 function ascending(a, b) {
   return a < b ? -1 : a > b ? 1 : a >= b ? 0 : NaN;
 
 function ascending(a, b) {
   return a < b ? -1 : a > b ? 1 : a >= b ? 0 : NaN;


@@ -269,7 +269,7 @@ function histogram() {
     // Convert number of thresholds into uniform thresholds.
     if (!Array.isArray(tz)) {
       tz = tickStep(x0, x1, tz);
     // Convert number of thresholds into uniform thresholds.
     if (!Array.isArray(tz)) {
       tz = tickStep(x0, x1, tz);

-      tz = sequence(Math.ceil(x0 / tz) * tz, Math.floor(x1 / tz) * tz, tz); // exclusive
+      tz = sequence(Math.ceil(x0 / tz) * tz, x1, tz); // exclusive

     }
 
     // Remove any thresholds outside the domain.
     }
 
     // Remove any thresholds outside the domain.


@@ -622,16 +622,16 @@ function axis(orient, scale) {
 
     path = path.merge(path.enter().insert("path", ".tick")
         .attr("class", "domain")
 
     path = path.merge(path.enter().insert("path", ".tick")
         .attr("class", "domain")

-        .attr("stroke", "#000"));
+        .attr("stroke", "currentColor"));

 
     tick = tick.merge(tickEnter);
 
     line = line.merge(tickEnter.append("line")
 
     tick = tick.merge(tickEnter);
 
     line = line.merge(tickEnter.append("line")

-        .attr("stroke", "#000")
+        .attr("stroke", "currentColor")

         .attr(x + "2", k * tickSizeInner));
 
     text = text.merge(tickEnter.append("text")
         .attr(x + "2", k * tickSizeInner));
 
     text = text.merge(tickEnter.append("text")

-        .attr("fill", "#000")
+        .attr("fill", "currentColor")

         .attr(x, k * spacing)
         .attr("dy", orient === top ? "0em" : orient === bottom ? "0.71em" : "0.32em"));
 
         .attr(x, k * spacing)
         .attr("dy", orient === top ? "0em" : orient === bottom ? "0.71em" : "0.32em"));
 


@@ -654,8 +654,8 @@ function axis(orient, scale) {
 
     path
         .attr("d", orient === left || orient == right
 
     path
         .attr("d", orient === left || orient == right

-            ? "M" + k * tickSizeOuter + "," + range0 + "H0.5V" + range1 + "H" + k * tickSizeOuter
-            : "M" + range0 + "," + k * tickSizeOuter + "V0.5H" + range1 + "V" + k * tickSizeOuter);
+            ? (tickSizeOuter ? "M" + k * tickSizeOuter + "," + range0 + "H0.5V" + range1 + "H" + k * tickSizeOuter : "M0.5," + range0 + "V" + range1)
+            : (tickSizeOuter ? "M" + range0 + "," + k * tickSizeOuter + "V0.5H" + range1 + "V" + k * tickSizeOuter : "M" + range0 + ",0.5H" + range1));

 
     tick
         .attr("opacity", 1)
 
     tick
         .attr("opacity", 1)


@@ -2672,7 +2672,7 @@ function date(a, b) {
   };
 }
 
   };
 }
 

-function reinterpolate(a, b) {
+function interpolateNumber(a, b) {

   return a = +a, b -= a, function(t) {
     return a + b * t;
   };
   return a = +a, b -= a, function(t) {
     return a + b * t;
   };


@@ -2740,7 +2740,7 @@ function interpolateString(a, b) {
       else s[++i] = bm;
     } else { // interpolate non-matching numbers
       s[++i] = null;
       else s[++i] = bm;
     } else { // interpolate non-matching numbers
       s[++i] = null;

-      q.push({i: i, x: reinterpolate(am, bm)});
+      q.push({i: i, x: interpolateNumber(am, bm)});

     }
     bi = reB.lastIndex;
   }
     }
     bi = reB.lastIndex;
   }


@@ -2766,13 +2766,28 @@ function interpolateString(a, b) {
 function interpolateValue(a, b) {
   var t = typeof b, c;
   return b == null || t === "boolean" ? constant$3(b)
 function interpolateValue(a, b) {
   var t = typeof b, c;
   return b == null || t === "boolean" ? constant$3(b)

-      : (t === "number" ? reinterpolate
+      : (t === "number" ? interpolateNumber

       : t === "string" ? ((c = color(b)) ? (b = c, interpolateRgb) : interpolateString)
       : b instanceof color ? interpolateRgb
       : b instanceof Date ? date
       : Array.isArray(b) ? array$1
       : typeof b.valueOf !== "function" && typeof b.toString !== "function" || isNaN(b) ? object
       : t === "string" ? ((c = color(b)) ? (b = c, interpolateRgb) : interpolateString)
       : b instanceof color ? interpolateRgb
       : b instanceof Date ? date
       : Array.isArray(b) ? array$1
       : typeof b.valueOf !== "function" && typeof b.toString !== "function" || isNaN(b) ? object

-      : reinterpolate)(a, b);
+      : interpolateNumber)(a, b);
+}
+
+function discrete(range) {
+  var n = range.length;
+  return function(t) {
+    return range[Math.max(0, Math.min(n - 1, Math.floor(t * n)))];
+  };
+}
+
+function hue$1(a, b) {
+  var i = hue(+a, +b);
+  return function(t) {
+    var x = i(t);
+    return x - 360 * Math.floor(x / 360);
+  };

 }
 
 function interpolateRound(a, b) {
 }
 
 function interpolateRound(a, b) {


@@ -2841,7 +2856,7 @@ function interpolateTransform(parse, pxComma, pxParen, degParen) {
   function translate(xa, ya, xb, yb, s, q) {
     if (xa !== xb || ya !== yb) {
       var i = s.push("translate(", null, pxComma, null, pxParen);
   function translate(xa, ya, xb, yb, s, q) {
     if (xa !== xb || ya !== yb) {
       var i = s.push("translate(", null, pxComma, null, pxParen);

-      q.push({i: i - 4, x: reinterpolate(xa, xb)}, {i: i - 2, x: reinterpolate(ya, yb)});
+      q.push({i: i - 4, x: interpolateNumber(xa, xb)}, {i: i - 2, x: interpolateNumber(ya, yb)});

     } else if (xb || yb) {
       s.push("translate(" + xb + pxComma + yb + pxParen);
     }
     } else if (xb || yb) {
       s.push("translate(" + xb + pxComma + yb + pxParen);
     }


@@ -2850,7 +2865,7 @@ function interpolateTransform(parse, pxComma, pxParen, degParen) {
   function rotate(a, b, s, q) {
     if (a !== b) {
       if (a - b > 180) b += 360; else if (b - a > 180) a += 360; // shortest path
   function rotate(a, b, s, q) {
     if (a !== b) {
       if (a - b > 180) b += 360; else if (b - a > 180) a += 360; // shortest path

-      q.push({i: s.push(pop(s) + "rotate(", null, degParen) - 2, x: reinterpolate(a, b)});
+      q.push({i: s.push(pop(s) + "rotate(", null, degParen) - 2, x: interpolateNumber(a, b)});

     } else if (b) {
       s.push(pop(s) + "rotate(" + b + degParen);
     }
     } else if (b) {
       s.push(pop(s) + "rotate(" + b + degParen);
     }


@@ -2858,7 +2873,7 @@ function interpolateTransform(parse, pxComma, pxParen, degParen) {
 
   function skewX(a, b, s, q) {
     if (a !== b) {
 
   function skewX(a, b, s, q) {
     if (a !== b) {

-      q.push({i: s.push(pop(s) + "skewX(", null, degParen) - 2, x: reinterpolate(a, b)});
+      q.push({i: s.push(pop(s) + "skewX(", null, degParen) - 2, x: interpolateNumber(a, b)});

     } else if (b) {
       s.push(pop(s) + "skewX(" + b + degParen);
     }
     } else if (b) {
       s.push(pop(s) + "skewX(" + b + degParen);
     }


@@ -2867,7 +2882,7 @@ function interpolateTransform(parse, pxComma, pxParen, degParen) {
   function scale(xa, ya, xb, yb, s, q) {
     if (xa !== xb || ya !== yb) {
       var i = s.push(pop(s) + "scale(", null, ",", null, ")");
   function scale(xa, ya, xb, yb, s, q) {
     if (xa !== xb || ya !== yb) {
       var i = s.push(pop(s) + "scale(", null, ",", null, ")");

-      q.push({i: i - 4, x: reinterpolate(xa, xb)}, {i: i - 2, x: reinterpolate(ya, yb)});
+      q.push({i: i - 4, x: interpolateNumber(xa, xb)}, {i: i - 2, x: interpolateNumber(ya, yb)});

     } else if (xb !== 1 || yb !== 1) {
       s.push(pop(s) + "scale(" + xb + "," + yb + ")");
     }
     } else if (xb !== 1 || yb !== 1) {
       s.push(pop(s) + "scale(" + xb + "," + yb + ")");
     }


@@ -3449,7 +3464,7 @@ function tweenValue(transition, name, value) {
 
 function interpolate(a, b) {
   var c;
 
 function interpolate(a, b) {
   var c;

-  return (typeof b === "number" ? reinterpolate
+  return (typeof b === "number" ? interpolateNumber

       : b instanceof color ? interpolateRgb
       : (c = color(b)) ? (b = c, interpolateRgb)
       : interpolateString)(a, b);
       : b instanceof color ? interpolateRgb
       : (c = color(b)) ? (b = c, interpolateRgb)
       : interpolateString)(a, b);


@@ -4909,7 +4924,7 @@ Path.prototype = path.prototype = {
     }
 
     // Or, is (x1,y1) coincident with (x0,y0)? Do nothing.
     }
 
     // Or, is (x1,y1) coincident with (x0,y0)? Do nothing.

-    else if (!(l01_2 > epsilon$1)) {}
+    else if (!(l01_2 > epsilon$1));

 
     // Or, are (x0,y0), (x1,y1) and (x2,y2) collinear?
     // Equivalently, is (x1,y1) coincident with (x2,y2)?
 
     // Or, are (x0,y0), (x1,y1) and (x2,y2) collinear?
     // Equivalently, is (x1,y1) coincident with (x2,y2)?


@@ -5061,7 +5076,7 @@ function ribbon() {
   };
 
   ribbon.context = function(_) {
   };
 
   ribbon.context = function(_) {

-    return arguments.length ? (context = _ == null ? null : _, ribbon) : context;
+    return arguments.length ? ((context = _ == null ? null : _), ribbon) : context;

   };
 
   return ribbon;
   };
 
   return ribbon;


@@ -5565,9 +5580,14 @@ function defaultY(d) {
   return d[1];
 }
 
   return d[1];
 }
 

+function defaultWeight() {
+  return 1;
+}
+

 function density() {
   var x = defaultX,
       y = defaultY,
 function density() {
   var x = defaultX,
       y = defaultY,

+      weight = defaultWeight,

       dx = 960,
       dy = 500,
       r = 20, // blur radius
       dx = 960,
       dy = 500,
       r = 20, // blur radius


@@ -5582,10 +5602,11 @@ function density() {
         values1 = new Float32Array(n * m);
 
     data.forEach(function(d, i, data) {
         values1 = new Float32Array(n * m);
 
     data.forEach(function(d, i, data) {

-      var xi = (x(d, i, data) + o) >> k,
-          yi = (y(d, i, data) + o) >> k;
+      var xi = (+x(d, i, data) + o) >> k,
+          yi = (+y(d, i, data) + o) >> k,
+          wi = +weight(d, i, data);

       if (xi >= 0 && xi < n && yi >= 0 && yi < m) {
       if (xi >= 0 && xi < n && yi >= 0 && yi < m) {

-        ++values0[xi + yi * n];
+        values0[xi + yi * n] += wi;

       }
     });
 
       }
     });
 


@@ -5649,6 +5670,10 @@ function density() {
     return arguments.length ? (y = typeof _ === "function" ? _ : constant$6(+_), density) : y;
   };
 
     return arguments.length ? (y = typeof _ === "function" ? _ : constant$6(+_), density) : y;
   };
 

+  density.weight = function(_) {
+    return arguments.length ? (weight = typeof _ === "function" ? _ : constant$6(+_), density) : weight;
+  };
+

   density.size = function(_) {
     if (!arguments.length) return [dx, dy];
     var _0 = Math.ceil(_[0]), _1 = Math.ceil(_[1]);
   density.size = function(_) {
     if (!arguments.length) return [dx, dy];
     var _0 = Math.ceil(_[0]), _1 = Math.ceil(_[1]);


@@ -6219,7 +6244,7 @@ function tree_remove(d) {
   if (next = node.next) delete node.next;
 
   // If there are multiple coincident points, remove just the point.
   if (next = node.next) delete node.next;
 
   // If there are multiple coincident points, remove just the point.

-  if (previous) return next ? previous.next = next : delete previous.next, this;
+  if (previous) return (next ? previous.next = next : delete previous.next), this;

 
   // If this is the root point, remove it.
   if (!parent) return this._root = next, this;
 
   // If this is the root point, remove it.
   if (!parent) return this._root = next, this;


@@ -6683,7 +6708,7 @@ function simulation(nodes) {
     },
 
     force: function(name, _) {
     },
 
     force: function(name, _) {

-      return arguments.length > 1 ? (_ == null ? forces.remove(name) : forces.set(name, initializeForce(_)), simulation) : forces.get(name);
+      return arguments.length > 1 ? ((_ == null ? forces.remove(name) : forces.set(name, initializeForce(_))), simulation) : forces.get(name);

     },
 
     find: function(x, y, radius) {
     },
 
     find: function(x, y, radius) {


@@ -7008,7 +7033,7 @@ function formatNumerals(numerals) {
 }
 
 // [[fill]align][sign][symbol][0][width][,][.precision][~][type]
 }
 
 // [[fill]align][sign][symbol][0][width][,][.precision][~][type]

-var re = /^(?:(.)?([<>=^]))?([+\-\( ])?([$#])?(0)?(\d+)?(,)?(\.\d+)?(~)?([a-z%])?$/i;
+var re = /^(?:(.)?([<>=^]))?([+\-( ])?([$#])?(0)?(\d+)?(,)?(\.\d+)?(~)?([a-z%])?$/i;

 
 function formatSpecifier(specifier) {
   return new FormatSpecifier(specifier);
 
 function formatSpecifier(specifier) {
   return new FormatSpecifier(specifier);


@@ -9875,7 +9900,8 @@ function albersUsa() {
 
   function albersUsa(coordinates) {
     var x = coordinates[0], y = coordinates[1];
 
   function albersUsa(coordinates) {
     var x = coordinates[0], y = coordinates[1];

-    return point = null, (lower48Point.point(x, y), point)
+    return point = null,
+        (lower48Point.point(x, y), point)

         || (alaskaPoint.point(x, y), point)
         || (hawaiiPoint.point(x, y), point);
   }
         || (alaskaPoint.point(x, y), point)
         || (hawaiiPoint.point(x, y), point);
   }


@@ -10039,7 +10065,7 @@ function mercatorProjection(project) {
   };
 
   m.clipExtent = function(_) {
   };
 
   m.clipExtent = function(_) {

-    return arguments.length ? (_ == null ? x0 = y0 = x1 = y1 = null : (x0 = +_[0][0], y0 = +_[0][1], x1 = +_[1][0], y1 = +_[1][1]), reclip()) : x0 == null ? null : [[x0, y0], [x1, y1]];
+    return arguments.length ? ((_ == null ? x0 = y0 = x1 = y1 = null : (x0 = +_[0][0], y0 = +_[0][1], x1 = +_[1][0], y1 = +_[1][1])), reclip()) : x0 == null ? null : [[x0, y0], [x1, y1]];

   };
 
   function reclip() {
   };
 
   function reclip() {


@@ -10123,6 +10149,40 @@ function conicEquidistant() {
       .center([0, 13.9389]);
 }
 
       .center([0, 13.9389]);
 }
 

+var A1 = 1.340264,
+    A2 = -0.081106,
+    A3 = 0.000893,
+    A4 = 0.003796,
+    M = sqrt(3) / 2,
+    iterations = 12;
+
+function equalEarthRaw(lambda, phi) {
+  var l = asin(M * sin$1(phi)), l2 = l * l, l6 = l2 * l2 * l2;
+  return [
+    lambda * cos$1(l) / (M * (A1 + 3 * A2 * l2 + l6 * (7 * A3 + 9 * A4 * l2))),
+    l * (A1 + A2 * l2 + l6 * (A3 + A4 * l2))
+  ];
+}
+
+equalEarthRaw.invert = function(x, y) {
+  var l = y, l2 = l * l, l6 = l2 * l2 * l2;
+  for (var i = 0, delta, fy, fpy; i < iterations; ++i) {
+    fy = l * (A1 + A2 * l2 + l6 * (A3 + A4 * l2)) - y;
+    fpy = A1 + 3 * A2 * l2 + l6 * (7 * A3 + 9 * A4 * l2);
+    l -= delta = fy / fpy, l2 = l * l, l6 = l2 * l2 * l2;
+    if (abs(delta) < epsilon2$1) break;
+  }
+  return [
+    M * x * (A1 + 3 * A2 * l2 + l6 * (7 * A3 + 9 * A4 * l2)) / cos$1(l),
+    asin(sin$1(l) / M)
+  ];
+};
+
+function equalEarth() {
+  return projection(equalEarthRaw)
+      .scale(177.158);
+}
+

 function gnomonicRaw(x, y) {
   var cy = cos$1(y), k = cos$1(x) * cy;
   return [cy * sin$1(x) / k, sin$1(y) / k];
 function gnomonicRaw(x, y) {
   var cy = cos$1(y), k = cos$1(x) * cy;
   return [cy * sin$1(x) / k, sin$1(y) / k];


@@ -11916,7 +11976,7 @@ function point$1() {
   return pointish(band().paddingInner(1));
 }
 
   return pointish(band().paddingInner(1));
 }
 

-function constant$10(x) {
+function constant$a(x) {

   return function() {
     return x;
   };
   return function() {
     return x;
   };


@@ -11931,7 +11991,7 @@ var unit = [0, 1];
 function deinterpolateLinear(a, b) {
   return (b -= (a = +a))
       ? function(x) { return (x - a) / b; }
 function deinterpolateLinear(a, b) {
   return (b -= (a = +a))
       ? function(x) { return (x - a) / b; }

-      : constant$10(b);
+      : constant$a(b);

 }
 
 function deinterpolateClamp(deinterpolate) {
 }
 
 function deinterpolateClamp(deinterpolate) {


@@ -11941,21 +12001,21 @@ function deinterpolateClamp(deinterpolate) {
   };
 }
 
   };
 }
 

-function reinterpolateClamp(reinterpolate$$1) {
+function reinterpolateClamp(reinterpolate) {

   return function(a, b) {
   return function(a, b) {

-    var r = reinterpolate$$1(a = +a, b = +b);
+    var r = reinterpolate(a = +a, b = +b);

     return function(t) { return t <= 0 ? a : t >= 1 ? b : r(t); };
   };
 }
 
     return function(t) { return t <= 0 ? a : t >= 1 ? b : r(t); };
   };
 }
 

-function bimap(domain, range, deinterpolate, reinterpolate$$1) {
+function bimap(domain, range, deinterpolate, reinterpolate) {

   var d0 = domain[0], d1 = domain[1], r0 = range[0], r1 = range[1];
   var d0 = domain[0], d1 = domain[1], r0 = range[0], r1 = range[1];

-  if (d1 < d0) d0 = deinterpolate(d1, d0), r0 = reinterpolate$$1(r1, r0);
-  else d0 = deinterpolate(d0, d1), r0 = reinterpolate$$1(r0, r1);
+  if (d1 < d0) d0 = deinterpolate(d1, d0), r0 = reinterpolate(r1, r0);
+  else d0 = deinterpolate(d0, d1), r0 = reinterpolate(r0, r1);

   return function(x) { return r0(d0(x)); };
 }
 
   return function(x) { return r0(d0(x)); };
 }
 

-function polymap(domain, range, deinterpolate, reinterpolate$$1) {
+function polymap(domain, range, deinterpolate, reinterpolate) {

   var j = Math.min(domain.length, range.length) - 1,
       d = new Array(j),
       r = new Array(j),
   var j = Math.min(domain.length, range.length) - 1,
       d = new Array(j),
       r = new Array(j),


@@ -11969,7 +12029,7 @@ function polymap(domain, range, deinterpolate, reinterpolate$$1) {
 
   while (++i < j) {
     d[i] = deinterpolate(domain[i], domain[i + 1]);
 
   while (++i < j) {
     d[i] = deinterpolate(domain[i], domain[i + 1]);

-    r[i] = reinterpolate$$1(range[i], range[i + 1]);
+    r[i] = reinterpolate(range[i], range[i + 1]);

   }
 
   return function(x) {
   }
 
   return function(x) {


@@ -11988,7 +12048,7 @@ function copy(source, target) {
 
 // deinterpolate(a, b)(x) takes a domain value x in [a,b] and returns the corresponding parameter t in [0,1].
 // reinterpolate(a, b)(t) takes a parameter t in [0,1] and returns the corresponding domain value x in [a,b].
 
 // deinterpolate(a, b)(x) takes a domain value x in [a,b] and returns the corresponding parameter t in [0,1].
 // reinterpolate(a, b)(t) takes a parameter t in [0,1] and returns the corresponding domain value x in [a,b].

-function continuous(deinterpolate, reinterpolate$$1) {
+function continuous(deinterpolate, reinterpolate) {

   var domain = unit,
       range = unit,
       interpolate$$1 = interpolateValue,
   var domain = unit,
       range = unit,
       interpolate$$1 = interpolateValue,


@@ -12008,7 +12068,7 @@ function continuous(deinterpolate, reinterpolate$$1) {
   }
 
   scale.invert = function(y) {
   }
 
   scale.invert = function(y) {

-    return (input || (input = piecewise$$1(range, domain, deinterpolateLinear, clamp ? reinterpolateClamp(reinterpolate$$1) : reinterpolate$$1)))(+y);
+    return (input || (input = piecewise$$1(range, domain, deinterpolateLinear, clamp ? reinterpolateClamp(reinterpolate) : reinterpolate)))(+y);

   };
 
   scale.domain = function(_) {
   };
 
   scale.domain = function(_) {


@@ -12119,7 +12179,7 @@ function linearish(scale) {
 }
 
 function linear$2() {
 }
 
 function linear$2() {

-  var scale = continuous(deinterpolateLinear, reinterpolate);
+  var scale = continuous(deinterpolateLinear, interpolateNumber);

 
   scale.copy = function() {
     return copy(scale, linear$2());
 
   scale.copy = function() {
     return copy(scale, linear$2());


@@ -12170,10 +12230,10 @@ function nice(domain, interval) {
 function deinterpolate(a, b) {
   return (b = Math.log(b / a))
       ? function(x) { return Math.log(x / a) / b; }
 function deinterpolate(a, b) {
   return (b = Math.log(b / a))
       ? function(x) { return Math.log(x / a) / b; }

-      : constant$10(b);
+      : constant$a(b);

 }
 
 }
 

-function reinterpolate$1(a, b) {
+function reinterpolate(a, b) {

   return a < 0
       ? function(t) { return -Math.pow(-b, t) * Math.pow(-a, 1 - t); }
       : function(t) { return Math.pow(b, t) * Math.pow(a, 1 - t); };
   return a < 0
       ? function(t) { return -Math.pow(-b, t) * Math.pow(-a, 1 - t); }
       : function(t) { return Math.pow(b, t) * Math.pow(a, 1 - t); };


@@ -12203,7 +12263,7 @@ function reflect(f) {
 }
 
 function log$1() {
 }
 
 function log$1() {

-  var scale = continuous(deinterpolate, reinterpolate$1).domain([1, 10]),
+  var scale = continuous(deinterpolate, reinterpolate).domain([1, 10]),

       domain = scale.domain,
       base = 10,
       logs = logp(10),
       domain = scale.domain,
       base = 10,
       logs = logp(10),


@@ -12302,7 +12362,7 @@ function pow$1() {
   function deinterpolate(a, b) {
     return (b = raise$1(b, exponent) - (a = raise$1(a, exponent)))
         ? function(x) { return (raise$1(x, exponent) - a) / b; }
   function deinterpolate(a, b) {
     return (b = raise$1(b, exponent) - (a = raise$1(a, exponent)))
         ? function(x) { return (raise$1(x, exponent) - a) / b; }

-        : constant$10(b);
+        : constant$a(b);

   }
 
   function reinterpolate(a, b) {
   }
 
   function reinterpolate(a, b) {


@@ -13435,7 +13495,7 @@ function number$3(t) {
 }
 
 function calendar(year$$1, month$$1, week, day$$1, hour$$1, minute$$1, second$$1, millisecond$$1, format) {
 }
 
 function calendar(year$$1, month$$1, week, day$$1, hour$$1, minute$$1, second$$1, millisecond$$1, format) {

-  var scale = continuous(deinterpolateLinear, reinterpolate),
+  var scale = continuous(deinterpolateLinear, interpolateNumber),

       invert = scale.invert,
       domain = scale.domain;
 
       invert = scale.invert,
       domain = scale.domain;
 


@@ -13778,7 +13838,7 @@ var scheme$9 = new Array(3).concat(
 
 var BuGn = ramp(scheme$9);
 
 
 var BuGn = ramp(scheme$9);
 

-var scheme$10 = new Array(3).concat(
+var scheme$a = new Array(3).concat(

   "e0ecf49ebcda8856a7",
   "edf8fbb3cde38c96c688419d",
   "edf8fbb3cde38c96c68856a7810f7c",
   "e0ecf49ebcda8856a7",
   "edf8fbb3cde38c96c688419d",
   "edf8fbb3cde38c96c68856a7810f7c",


@@ -13788,9 +13848,9 @@ var scheme$10 = new Array(3).concat(
   "f7fcfde0ecf4bfd3e69ebcda8c96c68c6bb188419d810f7c4d004b"
 ).map(colors);
 
   "f7fcfde0ecf4bfd3e69ebcda8c96c68c6bb188419d810f7c4d004b"
 ).map(colors);
 

-var BuPu = ramp(scheme$10);
+var BuPu = ramp(scheme$a);

 
 

-var scheme$11 = new Array(3).concat(
+var scheme$b = new Array(3).concat(

   "e0f3dba8ddb543a2ca",
   "f0f9e8bae4bc7bccc42b8cbe",
   "f0f9e8bae4bc7bccc443a2ca0868ac",
   "e0f3dba8ddb543a2ca",
   "f0f9e8bae4bc7bccc42b8cbe",
   "f0f9e8bae4bc7bccc443a2ca0868ac",


@@ -13800,9 +13860,9 @@ var scheme$11 = new Array(3).concat(
   "f7fcf0e0f3dbccebc5a8ddb57bccc44eb3d32b8cbe0868ac084081"
 ).map(colors);
 
   "f7fcf0e0f3dbccebc5a8ddb57bccc44eb3d32b8cbe0868ac084081"
 ).map(colors);
 

-var GnBu = ramp(scheme$11);
+var GnBu = ramp(scheme$b);

 
 

-var scheme$12 = new Array(3).concat(
+var scheme$c = new Array(3).concat(

   "fee8c8fdbb84e34a33",
   "fef0d9fdcc8afc8d59d7301f",
   "fef0d9fdcc8afc8d59e34a33b30000",
   "fee8c8fdbb84e34a33",
   "fef0d9fdcc8afc8d59d7301f",
   "fef0d9fdcc8afc8d59e34a33b30000",


@@ -13812,9 +13872,9 @@ var scheme$12 = new Array(3).concat(
   "fff7ecfee8c8fdd49efdbb84fc8d59ef6548d7301fb300007f0000"
 ).map(colors);
 
   "fff7ecfee8c8fdd49efdbb84fc8d59ef6548d7301fb300007f0000"
 ).map(colors);
 

-var OrRd = ramp(scheme$12);
+var OrRd = ramp(scheme$c);

 
 

-var scheme$13 = new Array(3).concat(
+var scheme$d = new Array(3).concat(

   "ece2f0a6bddb1c9099",
   "f6eff7bdc9e167a9cf02818a",
   "f6eff7bdc9e167a9cf1c9099016c59",
   "ece2f0a6bddb1c9099",
   "f6eff7bdc9e167a9cf02818a",
   "f6eff7bdc9e167a9cf1c9099016c59",


@@ -13824,9 +13884,9 @@ var scheme$13 = new Array(3).concat(
   "fff7fbece2f0d0d1e6a6bddb67a9cf3690c002818a016c59014636"
 ).map(colors);
 
   "fff7fbece2f0d0d1e6a6bddb67a9cf3690c002818a016c59014636"
 ).map(colors);
 

-var PuBuGn = ramp(scheme$13);
+var PuBuGn = ramp(scheme$d);

 
 

-var scheme$14 = new Array(3).concat(
+var scheme$e = new Array(3).concat(

   "ece7f2a6bddb2b8cbe",
   "f1eef6bdc9e174a9cf0570b0",
   "f1eef6bdc9e174a9cf2b8cbe045a8d",
   "ece7f2a6bddb2b8cbe",
   "f1eef6bdc9e174a9cf0570b0",
   "f1eef6bdc9e174a9cf2b8cbe045a8d",


@@ -13836,9 +13896,9 @@ var scheme$14 = new Array(3).concat(
   "fff7fbece7f2d0d1e6a6bddb74a9cf3690c00570b0045a8d023858"
 ).map(colors);
 
   "fff7fbece7f2d0d1e6a6bddb74a9cf3690c00570b0045a8d023858"
 ).map(colors);
 

-var PuBu = ramp(scheme$14);
+var PuBu = ramp(scheme$e);

 
 

-var scheme$15 = new Array(3).concat(
+var scheme$f = new Array(3).concat(

   "e7e1efc994c7dd1c77",
   "f1eef6d7b5d8df65b0ce1256",
   "f1eef6d7b5d8df65b0dd1c77980043",
   "e7e1efc994c7dd1c77",
   "f1eef6d7b5d8df65b0ce1256",
   "f1eef6d7b5d8df65b0dd1c77980043",


@@ -13848,9 +13908,9 @@ var scheme$15 = new Array(3).concat(
   "f7f4f9e7e1efd4b9dac994c7df65b0e7298ace125698004367001f"
 ).map(colors);
 
   "f7f4f9e7e1efd4b9dac994c7df65b0e7298ace125698004367001f"
 ).map(colors);
 

-var PuRd = ramp(scheme$15);
+var PuRd = ramp(scheme$f);

 
 

-var scheme$16 = new Array(3).concat(
+var scheme$g = new Array(3).concat(

   "fde0ddfa9fb5c51b8a",
   "feebe2fbb4b9f768a1ae017e",
   "feebe2fbb4b9f768a1c51b8a7a0177",
   "fde0ddfa9fb5c51b8a",
   "feebe2fbb4b9f768a1ae017e",
   "feebe2fbb4b9f768a1c51b8a7a0177",


@@ -13860,9 +13920,9 @@ var scheme$16 = new Array(3).concat(
   "fff7f3fde0ddfcc5c0fa9fb5f768a1dd3497ae017e7a017749006a"
 ).map(colors);
 
   "fff7f3fde0ddfcc5c0fa9fb5f768a1dd3497ae017e7a017749006a"
 ).map(colors);
 

-var RdPu = ramp(scheme$16);
+var RdPu = ramp(scheme$g);

 
 

-var scheme$17 = new Array(3).concat(
+var scheme$h = new Array(3).concat(

   "edf8b17fcdbb2c7fb8",
   "ffffcca1dab441b6c4225ea8",
   "ffffcca1dab441b6c42c7fb8253494",
   "edf8b17fcdbb2c7fb8",
   "ffffcca1dab441b6c4225ea8",
   "ffffcca1dab441b6c42c7fb8253494",


@@ -13872,9 +13932,9 @@ var scheme$17 = new Array(3).concat(
   "ffffd9edf8b1c7e9b47fcdbb41b6c41d91c0225ea8253494081d58"
 ).map(colors);
 
   "ffffd9edf8b1c7e9b47fcdbb41b6c41d91c0225ea8253494081d58"
 ).map(colors);
 

-var YlGnBu = ramp(scheme$17);
+var YlGnBu = ramp(scheme$h);

 
 

-var scheme$18 = new Array(3).concat(
+var scheme$i = new Array(3).concat(

   "f7fcb9addd8e31a354",
   "ffffccc2e69978c679238443",
   "ffffccc2e69978c67931a354006837",
   "f7fcb9addd8e31a354",
   "ffffccc2e69978c679238443",
   "ffffccc2e69978c67931a354006837",


@@ -13884,9 +13944,9 @@ var scheme$18 = new Array(3).concat(
   "ffffe5f7fcb9d9f0a3addd8e78c67941ab5d238443006837004529"
 ).map(colors);
 
   "ffffe5f7fcb9d9f0a3addd8e78c67941ab5d238443006837004529"
 ).map(colors);
 

-var YlGn = ramp(scheme$18);
+var YlGn = ramp(scheme$i);

 
 

-var scheme$19 = new Array(3).concat(
+var scheme$j = new Array(3).concat(

   "fff7bcfec44fd95f0e",
   "ffffd4fed98efe9929cc4c02",
   "ffffd4fed98efe9929d95f0e993404",
   "fff7bcfec44fd95f0e",
   "ffffd4fed98efe9929cc4c02",
   "ffffd4fed98efe9929d95f0e993404",


@@ -13896,9 +13956,9 @@ var scheme$19 = new Array(3).concat(
   "ffffe5fff7bcfee391fec44ffe9929ec7014cc4c02993404662506"
 ).map(colors);
 
   "ffffe5fff7bcfee391fec44ffe9929ec7014cc4c02993404662506"
 ).map(colors);
 

-var YlOrBr = ramp(scheme$19);
+var YlOrBr = ramp(scheme$j);

 
 

-var scheme$20 = new Array(3).concat(
+var scheme$k = new Array(3).concat(

   "ffeda0feb24cf03b20",
   "ffffb2fecc5cfd8d3ce31a1c",
   "ffffb2fecc5cfd8d3cf03b20bd0026",
   "ffeda0feb24cf03b20",
   "ffffb2fecc5cfd8d3ce31a1c",
   "ffffb2fecc5cfd8d3cf03b20bd0026",


@@ -13908,9 +13968,9 @@ var scheme$20 = new Array(3).concat(
   "ffffccffeda0fed976feb24cfd8d3cfc4e2ae31a1cbd0026800026"
 ).map(colors);
 
   "ffffccffeda0fed976feb24cfd8d3cfc4e2ae31a1cbd0026800026"
 ).map(colors);
 

-var YlOrRd = ramp(scheme$20);
+var YlOrRd = ramp(scheme$k);

 
 

-var scheme$21 = new Array(3).concat(
+var scheme$l = new Array(3).concat(

   "deebf79ecae13182bd",
   "eff3ffbdd7e76baed62171b5",
   "eff3ffbdd7e76baed63182bd08519c",
   "deebf79ecae13182bd",
   "eff3ffbdd7e76baed62171b5",
   "eff3ffbdd7e76baed63182bd08519c",


@@ -13920,9 +13980,9 @@ var scheme$21 = new Array(3).concat(
   "f7fbffdeebf7c6dbef9ecae16baed64292c62171b508519c08306b"
 ).map(colors);
 
   "f7fbffdeebf7c6dbef9ecae16baed64292c62171b508519c08306b"
 ).map(colors);
 

-var Blues = ramp(scheme$21);
+var Blues = ramp(scheme$l);

 
 

-var scheme$22 = new Array(3).concat(
+var scheme$m = new Array(3).concat(

   "e5f5e0a1d99b31a354",
   "edf8e9bae4b374c476238b45",
   "edf8e9bae4b374c47631a354006d2c",
   "e5f5e0a1d99b31a354",
   "edf8e9bae4b374c476238b45",
   "edf8e9bae4b374c47631a354006d2c",


@@ -13932,9 +13992,9 @@ var scheme$22 = new Array(3).concat(
   "f7fcf5e5f5e0c7e9c0a1d99b74c47641ab5d238b45006d2c00441b"
 ).map(colors);
 
   "f7fcf5e5f5e0c7e9c0a1d99b74c47641ab5d238b45006d2c00441b"
 ).map(colors);
 

-var Greens = ramp(scheme$22);
+var Greens = ramp(scheme$m);

 
 

-var scheme$23 = new Array(3).concat(
+var scheme$n = new Array(3).concat(

   "f0f0f0bdbdbd636363",
   "f7f7f7cccccc969696525252",
   "f7f7f7cccccc969696636363252525",
   "f0f0f0bdbdbd636363",
   "f7f7f7cccccc969696525252",
   "f7f7f7cccccc969696636363252525",


@@ -13944,9 +14004,9 @@ var scheme$23 = new Array(3).concat(
   "fffffff0f0f0d9d9d9bdbdbd969696737373525252252525000000"
 ).map(colors);
 
   "fffffff0f0f0d9d9d9bdbdbd969696737373525252252525000000"
 ).map(colors);
 

-var Greys = ramp(scheme$23);
+var Greys = ramp(scheme$n);

 
 

-var scheme$24 = new Array(3).concat(
+var scheme$o = new Array(3).concat(

   "efedf5bcbddc756bb1",
   "f2f0f7cbc9e29e9ac86a51a3",
   "f2f0f7cbc9e29e9ac8756bb154278f",
   "efedf5bcbddc756bb1",
   "f2f0f7cbc9e29e9ac86a51a3",
   "f2f0f7cbc9e29e9ac8756bb154278f",


@@ -13956,9 +14016,9 @@ var scheme$24 = new Array(3).concat(
   "fcfbfdefedf5dadaebbcbddc9e9ac8807dba6a51a354278f3f007d"
 ).map(colors);
 
   "fcfbfdefedf5dadaebbcbddc9e9ac8807dba6a51a354278f3f007d"
 ).map(colors);
 

-var Purples = ramp(scheme$24);
+var Purples = ramp(scheme$o);

 
 

-var scheme$25 = new Array(3).concat(
+var scheme$p = new Array(3).concat(

   "fee0d2fc9272de2d26",
   "fee5d9fcae91fb6a4acb181d",
   "fee5d9fcae91fb6a4ade2d26a50f15",
   "fee0d2fc9272de2d26",
   "fee5d9fcae91fb6a4acb181d",
   "fee5d9fcae91fb6a4ade2d26a50f15",


@@ -13968,9 +14028,9 @@ var scheme$25 = new Array(3).concat(
   "fff5f0fee0d2fcbba1fc9272fb6a4aef3b2ccb181da50f1567000d"
 ).map(colors);
 
   "fff5f0fee0d2fcbba1fc9272fb6a4aef3b2ccb181da50f1567000d"
 ).map(colors);
 

-var Reds = ramp(scheme$25);
+var Reds = ramp(scheme$p);

 
 

-var scheme$26 = new Array(3).concat(
+var scheme$q = new Array(3).concat(

   "fee6cefdae6be6550d",
   "feeddefdbe85fd8d3cd94701",
   "feeddefdbe85fd8d3ce6550da63603",
   "fee6cefdae6be6550d",
   "feeddefdbe85fd8d3cd94701",
   "feeddefdbe85fd8d3ce6550da63603",


@@ -13980,7 +14040,7 @@ var scheme$26 = new Array(3).concat(
   "fff5ebfee6cefdd0a2fdae6bfd8d3cf16913d94801a636037f2704"
 ).map(colors);
 
   "fff5ebfee6cefdd0a2fdae6bfd8d3cf16913d94801a636037f2704"
 ).map(colors);
 

-var Oranges = ramp(scheme$26);
+var Oranges = ramp(scheme$q);

 
 var cubehelix$3 = cubehelixLong(cubehelix(300, 0.5, 0.0), cubehelix(-240, 0.5, 1.0));
 
 
 var cubehelix$3 = cubehelixLong(cubehelix(300, 0.5, 0.0), cubehelix(-240, 0.5, 1.0));
 


@@ -14027,7 +14087,7 @@ var inferno = ramp$1(colors("00000401000501010601010802010a02020c02020e030210040
 
 var plasma = ramp$1(colors("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"));
 
 
 var plasma = ramp$1(colors("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"));
 

-function constant$11(x) {
+function constant$b(x) {

   return function constant() {
     return x;
   };
   return function constant() {
     return x;
   };


@@ -14127,7 +14187,7 @@ function cornerTangents(x0, y0, x1, y1, r1, rc, cw) {
 function arc() {
   var innerRadius = arcInnerRadius,
       outerRadius = arcOuterRadius,
 function arc() {
   var innerRadius = arcInnerRadius,
       outerRadius = arcOuterRadius,

-      cornerRadius = constant$11(0),
+      cornerRadius = constant$b(0),

       padRadius = null,
       startAngle = arcStartAngle,
       endAngle = arcEndAngle,
       padRadius = null,
       startAngle = arcStartAngle,
       endAngle = arcEndAngle,


@@ -14276,35 +14336,35 @@ function arc() {
   };
 
   arc.innerRadius = function(_) {
   };
 
   arc.innerRadius = function(_) {

-    return arguments.length ? (innerRadius = typeof _ === "function" ? _ : constant$11(+_), arc) : innerRadius;
+    return arguments.length ? (innerRadius = typeof _ === "function" ? _ : constant$b(+_), arc) : innerRadius;

   };
 
   arc.outerRadius = function(_) {
   };
 
   arc.outerRadius = function(_) {

-    return arguments.length ? (outerRadius = typeof _ === "function" ? _ : constant$11(+_), arc) : outerRadius;
+    return arguments.length ? (outerRadius = typeof _ === "function" ? _ : constant$b(+_), arc) : outerRadius;

   };
 
   arc.cornerRadius = function(_) {
   };
 
   arc.cornerRadius = function(_) {

-    return arguments.length ? (cornerRadius = typeof _ === "function" ? _ : constant$11(+_), arc) : cornerRadius;
+    return arguments.length ? (cornerRadius = typeof _ === "function" ? _ : constant$b(+_), arc) : cornerRadius;

   };
 
   arc.padRadius = function(_) {
   };
 
   arc.padRadius = function(_) {

-    return arguments.length ? (padRadius = _ == null ? null : typeof _ === "function" ? _ : constant$11(+_), arc) : padRadius;
+    return arguments.length ? (padRadius = _ == null ? null : typeof _ === "function" ? _ : constant$b(+_), arc) : padRadius;

   };
 
   arc.startAngle = function(_) {
   };
 
   arc.startAngle = function(_) {

-    return arguments.length ? (startAngle = typeof _ === "function" ? _ : constant$11(+_), arc) : startAngle;
+    return arguments.length ? (startAngle = typeof _ === "function" ? _ : constant$b(+_), arc) : startAngle;

   };
 
   arc.endAngle = function(_) {
   };
 
   arc.endAngle = function(_) {

-    return arguments.length ? (endAngle = typeof _ === "function" ? _ : constant$11(+_), arc) : endAngle;
+    return arguments.length ? (endAngle = typeof _ === "function" ? _ : constant$b(+_), arc) : endAngle;

   };
 
   arc.padAngle = function(_) {
   };
 
   arc.padAngle = function(_) {

-    return arguments.length ? (padAngle = typeof _ === "function" ? _ : constant$11(+_), arc) : padAngle;
+    return arguments.length ? (padAngle = typeof _ === "function" ? _ : constant$b(+_), arc) : padAngle;

   };
 
   arc.context = function(_) {
   };
 
   arc.context = function(_) {

-    return arguments.length ? (context = _ == null ? null : _, arc) : context;
+    return arguments.length ? ((context = _ == null ? null : _), arc) : context;

   };
 
   return arc;
   };
 
   return arc;


@@ -14353,7 +14413,7 @@ function y$3(p) {
 function line() {
   var x$$1 = x$3,
       y$$1 = y$3,
 function line() {
   var x$$1 = x$3,
       y$$1 = y$3,

-      defined = constant$11(true),
+      defined = constant$b(true),

       context = null,
       curve = curveLinear,
       output = null;
       context = null,
       curve = curveLinear,
       output = null;


@@ -14379,15 +14439,15 @@ function line() {
   }
 
   line.x = function(_) {
   }
 
   line.x = function(_) {

-    return arguments.length ? (x$$1 = typeof _ === "function" ? _ : constant$11(+_), line) : x$$1;
+    return arguments.length ? (x$$1 = typeof _ === "function" ? _ : constant$b(+_), line) : x$$1;

   };
 
   line.y = function(_) {
   };
 
   line.y = function(_) {

-    return arguments.length ? (y$$1 = typeof _ === "function" ? _ : constant$11(+_), line) : y$$1;
+    return arguments.length ? (y$$1 = typeof _ === "function" ? _ : constant$b(+_), line) : y$$1;

   };
 
   line.defined = function(_) {
   };
 
   line.defined = function(_) {

-    return arguments.length ? (defined = typeof _ === "function" ? _ : constant$11(!!_), line) : defined;
+    return arguments.length ? (defined = typeof _ === "function" ? _ : constant$b(!!_), line) : defined;

   };
 
   line.curve = function(_) {
   };
 
   line.curve = function(_) {


@@ -14404,9 +14464,9 @@ function line() {
 function area$3() {
   var x0 = x$3,
       x1 = null,
 function area$3() {
   var x0 = x$3,
       x1 = null,

-      y0 = constant$11(0),
+      y0 = constant$b(0),

       y1 = y$3,
       y1 = y$3,

-      defined = constant$11(true),
+      defined = constant$b(true),

       context = null,
       curve = curveLinear,
       output = null;
       context = null,
       curve = curveLinear,
       output = null;


@@ -14454,27 +14514,27 @@ function area$3() {
   }
 
   area.x = function(_) {
   }
 
   area.x = function(_) {

-    return arguments.length ? (x0 = typeof _ === "function" ? _ : constant$11(+_), x1 = null, area) : x0;
+    return arguments.length ? (x0 = typeof _ === "function" ? _ : constant$b(+_), x1 = null, area) : x0;

   };
 
   area.x0 = function(_) {
   };
 
   area.x0 = function(_) {

-    return arguments.length ? (x0 = typeof _ === "function" ? _ : constant$11(+_), area) : x0;
+    return arguments.length ? (x0 = typeof _ === "function" ? _ : constant$b(+_), area) : x0;

   };
 
   area.x1 = function(_) {
   };
 
   area.x1 = function(_) {

-    return arguments.length ? (x1 = _ == null ? null : typeof _ === "function" ? _ : constant$11(+_), area) : x1;
+    return arguments.length ? (x1 = _ == null ? null : typeof _ === "function" ? _ : constant$b(+_), area) : x1;

   };
 
   area.y = function(_) {
   };
 
   area.y = function(_) {

-    return arguments.length ? (y0 = typeof _ === "function" ? _ : constant$11(+_), y1 = null, area) : y0;
+    return arguments.length ? (y0 = typeof _ === "function" ? _ : constant$b(+_), y1 = null, area) : y0;

   };
 
   area.y0 = function(_) {
   };
 
   area.y0 = function(_) {

-    return arguments.length ? (y0 = typeof _ === "function" ? _ : constant$11(+_), area) : y0;
+    return arguments.length ? (y0 = typeof _ === "function" ? _ : constant$b(+_), area) : y0;

   };
 
   area.y1 = function(_) {
   };
 
   area.y1 = function(_) {

-    return arguments.length ? (y1 = _ == null ? null : typeof _ === "function" ? _ : constant$11(+_), area) : y1;
+    return arguments.length ? (y1 = _ == null ? null : typeof _ === "function" ? _ : constant$b(+_), area) : y1;

   };
 
   area.lineX0 =
   };
 
   area.lineX0 =


@@ -14491,7 +14551,7 @@ function area$3() {
   };
 
   area.defined = function(_) {
   };
 
   area.defined = function(_) {

-    return arguments.length ? (defined = typeof _ === "function" ? _ : constant$11(!!_), area) : defined;
+    return arguments.length ? (defined = typeof _ === "function" ? _ : constant$b(!!_), area) : defined;

   };
 
   area.curve = function(_) {
   };
 
   area.curve = function(_) {


@@ -14517,9 +14577,9 @@ function pie() {
   var value = identity$7,
       sortValues = descending$1,
       sort = null,
   var value = identity$7,
       sortValues = descending$1,
       sort = null,

-      startAngle = constant$11(0),
-      endAngle = constant$11(tau$4),
-      padAngle = constant$11(0);
+      startAngle = constant$b(0),
+      endAngle = constant$b(tau$4),
+      padAngle = constant$b(0);

 
   function pie(data) {
     var i,
 
   function pie(data) {
     var i,


@@ -14562,7 +14622,7 @@ function pie() {
   }
 
   pie.value = function(_) {
   }
 
   pie.value = function(_) {

-    return arguments.length ? (value = typeof _ === "function" ? _ : constant$11(+_), pie) : value;
+    return arguments.length ? (value = typeof _ === "function" ? _ : constant$b(+_), pie) : value;

   };
 
   pie.sortValues = function(_) {
   };
 
   pie.sortValues = function(_) {


@@ -14574,15 +14634,15 @@ function pie() {
   };
 
   pie.startAngle = function(_) {
   };
 
   pie.startAngle = function(_) {

-    return arguments.length ? (startAngle = typeof _ === "function" ? _ : constant$11(+_), pie) : startAngle;
+    return arguments.length ? (startAngle = typeof _ === "function" ? _ : constant$b(+_), pie) : startAngle;

   };
 
   pie.endAngle = function(_) {
   };
 
   pie.endAngle = function(_) {

-    return arguments.length ? (endAngle = typeof _ === "function" ? _ : constant$11(+_), pie) : endAngle;
+    return arguments.length ? (endAngle = typeof _ === "function" ? _ : constant$b(+_), pie) : endAngle;

   };
 
   pie.padAngle = function(_) {
   };
 
   pie.padAngle = function(_) {

-    return arguments.length ? (padAngle = typeof _ === "function" ? _ : constant$11(+_), pie) : padAngle;
+    return arguments.length ? (padAngle = typeof _ === "function" ? _ : constant$b(+_), pie) : padAngle;

   };
 
   return pie;
   };
 
   return pie;


@@ -14703,15 +14763,15 @@ function link$2(curve) {
   };
 
   link.x = function(_) {
   };
 
   link.x = function(_) {

-    return arguments.length ? (x$$1 = typeof _ === "function" ? _ : constant$11(+_), link) : x$$1;
+    return arguments.length ? (x$$1 = typeof _ === "function" ? _ : constant$b(+_), link) : x$$1;

   };
 
   link.y = function(_) {
   };
 
   link.y = function(_) {

-    return arguments.length ? (y$$1 = typeof _ === "function" ? _ : constant$11(+_), link) : y$$1;
+    return arguments.length ? (y$$1 = typeof _ === "function" ? _ : constant$b(+_), link) : y$$1;

   };
 
   link.context = function(_) {
   };
 
   link.context = function(_) {

-    return arguments.length ? (context = _ == null ? null : _, link) : context;
+    return arguments.length ? ((context = _ == null ? null : _), link) : context;

   };
 
   return link;
   };
 
   return link;


@@ -14874,8 +14934,8 @@ var symbols = [
 ];
 
 function symbol() {
 ];
 
 function symbol() {

-  var type = constant$11(circle$2),
-      size = constant$11(64),
+  var type = constant$b(circle$2),
+      size = constant$b(64),

       context = null;
 
   function symbol() {
       context = null;
 
   function symbol() {


@@ -14886,11 +14946,11 @@ function symbol() {
   }
 
   symbol.type = function(_) {
   }
 
   symbol.type = function(_) {

-    return arguments.length ? (type = typeof _ === "function" ? _ : constant$11(_), symbol) : type;
+    return arguments.length ? (type = typeof _ === "function" ? _ : constant$b(_), symbol) : type;

   };
 
   symbol.size = function(_) {
   };
 
   symbol.size = function(_) {

-    return arguments.length ? (size = typeof _ === "function" ? _ : constant$11(+_), symbol) : size;
+    return arguments.length ? (size = typeof _ === "function" ? _ : constant$b(+_), symbol) : size;

   };
 
   symbol.context = function(_) {
   };
 
   symbol.context = function(_) {


@@ -15753,7 +15813,7 @@ function stackValue(d, key) {
 }
 
 function stack() {
 }
 
 function stack() {

-  var keys = constant$11([]),
+  var keys = constant$b([]),

       order = none$2,
       offset = none$1,
       value = stackValue;
       order = none$2,
       offset = none$1,
       value = stackValue;


@@ -15783,15 +15843,15 @@ function stack() {
   }
 
   stack.keys = function(_) {
   }
 
   stack.keys = function(_) {

-    return arguments.length ? (keys = typeof _ === "function" ? _ : constant$11(slice$6.call(_)), stack) : keys;
+    return arguments.length ? (keys = typeof _ === "function" ? _ : constant$b(slice$6.call(_)), stack) : keys;

   };
 
   stack.value = function(_) {
   };
 
   stack.value = function(_) {

-    return arguments.length ? (value = typeof _ === "function" ? _ : constant$11(+_), stack) : value;
+    return arguments.length ? (value = typeof _ === "function" ? _ : constant$b(+_), stack) : value;

   };
 
   stack.order = function(_) {
   };
 
   stack.order = function(_) {

-    return arguments.length ? (order = _ == null ? none$2 : typeof _ === "function" ? _ : constant$11(slice$6.call(_)), stack) : order;
+    return arguments.length ? (order = _ == null ? none$2 : typeof _ === "function" ? _ : constant$b(slice$6.call(_)), stack) : order;

   };
 
   stack.offset = function(_) {
   };
 
   stack.offset = function(_) {


@@ -15901,7 +15961,7 @@ function reverse(series) {
   return none$2(series).reverse();
 }
 
   return none$2(series).reverse();
 }
 

-function constant$12(x) {
+function constant$c(x) {

   return function() {
     return x;
   };
   return function() {
     return x;
   };


@@ -16870,11 +16930,11 @@ function voronoi() {
   };
 
   voronoi.x = function(_) {
   };
 
   voronoi.x = function(_) {

-    return arguments.length ? (x$$1 = typeof _ === "function" ? _ : constant$12(+_), voronoi) : x$$1;
+    return arguments.length ? (x$$1 = typeof _ === "function" ? _ : constant$c(+_), voronoi) : x$$1;

   };
 
   voronoi.y = function(_) {
   };
 
   voronoi.y = function(_) {

-    return arguments.length ? (y$$1 = typeof _ === "function" ? _ : constant$12(+_), voronoi) : y$$1;
+    return arguments.length ? (y$$1 = typeof _ === "function" ? _ : constant$c(+_), voronoi) : y$$1;

   };
 
   voronoi.extent = function(_) {
   };
 
   voronoi.extent = function(_) {


@@ -16888,7 +16948,7 @@ function voronoi() {
   return voronoi;
 }
 
   return voronoi;
 }
 

-function constant$13(x) {
+function constant$d(x) {

   return function() {
     return x;
   };
   return function() {
     return x;
   };


@@ -17329,19 +17389,19 @@ function zoom() {
   }
 
   zoom.wheelDelta = function(_) {
   }
 
   zoom.wheelDelta = function(_) {

-    return arguments.length ? (wheelDelta = typeof _ === "function" ? _ : constant$13(+_), zoom) : wheelDelta;
+    return arguments.length ? (wheelDelta = typeof _ === "function" ? _ : constant$d(+_), zoom) : wheelDelta;

   };
 
   zoom.filter = function(_) {
   };
 
   zoom.filter = function(_) {

-    return arguments.length ? (filter = typeof _ === "function" ? _ : constant$13(!!_), zoom) : filter;
+    return arguments.length ? (filter = typeof _ === "function" ? _ : constant$d(!!_), zoom) : filter;

   };
 
   zoom.touchable = function(_) {
   };
 
   zoom.touchable = function(_) {

-    return arguments.length ? (touchable = typeof _ === "function" ? _ : constant$13(!!_), zoom) : touchable;
+    return arguments.length ? (touchable = typeof _ === "function" ? _ : constant$d(!!_), zoom) : touchable;

   };
 
   zoom.extent = function(_) {
   };
 
   zoom.extent = function(_) {

-    return arguments.length ? (extent = typeof _ === "function" ? _ : constant$13([[+_[0][0], +_[0][1]], [+_[1][0], +_[1][1]]]), zoom) : extent;
+    return arguments.length ? (extent = typeof _ === "function" ? _ : constant$d([[+_[0][0], +_[0][1]], [+_[1][0], +_[1][1]]]), zoom) : extent;

   };
 
   zoom.scaleExtent = function(_) {
   };
 
   zoom.scaleExtent = function(_) {


@@ -17536,6 +17596,8 @@ exports.geoConicEqualArea = conicEqualArea;
 exports.geoConicEqualAreaRaw = conicEqualAreaRaw;
 exports.geoConicEquidistant = conicEquidistant;
 exports.geoConicEquidistantRaw = conicEquidistantRaw;
 exports.geoConicEqualAreaRaw = conicEqualAreaRaw;
 exports.geoConicEquidistant = conicEquidistant;
 exports.geoConicEquidistantRaw = conicEquidistantRaw;

+exports.geoEqualEarth = equalEarth;
+exports.geoEqualEarthRaw = equalEarthRaw;

 exports.geoEquirectangular = equirectangular;
 exports.geoEquirectangularRaw = equirectangularRaw;
 exports.geoGnomonic = gnomonic;
 exports.geoEquirectangular = equirectangular;
 exports.geoEquirectangularRaw = equirectangularRaw;
 exports.geoGnomonic = gnomonic;


@@ -17576,7 +17638,9 @@ exports.interpolateArray = array$1;
 exports.interpolateBasis = basis$1;
 exports.interpolateBasisClosed = basisClosed;
 exports.interpolateDate = date;
 exports.interpolateBasis = basis$1;
 exports.interpolateBasisClosed = basisClosed;
 exports.interpolateDate = date;

-exports.interpolateNumber = reinterpolate;
+exports.interpolateDiscrete = discrete;
+exports.interpolateHue = hue$1;
+exports.interpolateNumber = interpolateNumber;

 exports.interpolateObject = object;
 exports.interpolateRound = interpolateRound;
 exports.interpolateString = interpolateString;
 exports.interpolateObject = object;
 exports.interpolateRound = interpolateRound;
 exports.interpolateString = interpolateString;


@@ -17654,39 +17718,39 @@ exports.schemeSpectral = scheme$8;
 exports.interpolateBuGn = BuGn;
 exports.schemeBuGn = scheme$9;
 exports.interpolateBuPu = BuPu;
 exports.interpolateBuGn = BuGn;
 exports.schemeBuGn = scheme$9;
 exports.interpolateBuPu = BuPu;

-exports.schemeBuPu = scheme$10;
+exports.schemeBuPu = scheme$a;

 exports.interpolateGnBu = GnBu;
 exports.interpolateGnBu = GnBu;

-exports.schemeGnBu = scheme$11;
+exports.schemeGnBu = scheme$b;

 exports.interpolateOrRd = OrRd;
 exports.interpolateOrRd = OrRd;

-exports.schemeOrRd = scheme$12;
+exports.schemeOrRd = scheme$c;

 exports.interpolatePuBuGn = PuBuGn;
 exports.interpolatePuBuGn = PuBuGn;

-exports.schemePuBuGn = scheme$13;
+exports.schemePuBuGn = scheme$d;

 exports.interpolatePuBu = PuBu;
 exports.interpolatePuBu = PuBu;

-exports.schemePuBu = scheme$14;
+exports.schemePuBu = scheme$e;

 exports.interpolatePuRd = PuRd;
 exports.interpolatePuRd = PuRd;

-exports.schemePuRd = scheme$15;
+exports.schemePuRd = scheme$f;

 exports.interpolateRdPu = RdPu;
 exports.interpolateRdPu = RdPu;

-exports.schemeRdPu = scheme$16;
+exports.schemeRdPu = scheme$g;

 exports.interpolateYlGnBu = YlGnBu;
 exports.interpolateYlGnBu = YlGnBu;

-exports.schemeYlGnBu = scheme$17;
+exports.schemeYlGnBu = scheme$h;

 exports.interpolateYlGn = YlGn;
 exports.interpolateYlGn = YlGn;

-exports.schemeYlGn = scheme$18;
+exports.schemeYlGn = scheme$i;

 exports.interpolateYlOrBr = YlOrBr;
 exports.interpolateYlOrBr = YlOrBr;

-exports.schemeYlOrBr = scheme$19;
+exports.schemeYlOrBr = scheme$j;

 exports.interpolateYlOrRd = YlOrRd;
 exports.interpolateYlOrRd = YlOrRd;

-exports.schemeYlOrRd = scheme$20;
+exports.schemeYlOrRd = scheme$k;

 exports.interpolateBlues = Blues;
 exports.interpolateBlues = Blues;

-exports.schemeBlues = scheme$21;
+exports.schemeBlues = scheme$l;

 exports.interpolateGreens = Greens;
 exports.interpolateGreens = Greens;

-exports.schemeGreens = scheme$22;
+exports.schemeGreens = scheme$m;

 exports.interpolateGreys = Greys;
 exports.interpolateGreys = Greys;

-exports.schemeGreys = scheme$23;
+exports.schemeGreys = scheme$n;

 exports.interpolatePurples = Purples;
 exports.interpolatePurples = Purples;

-exports.schemePurples = scheme$24;
+exports.schemePurples = scheme$o;

 exports.interpolateReds = Reds;
 exports.interpolateReds = Reds;

-exports.schemeReds = scheme$25;
+exports.schemeReds = scheme$p;

 exports.interpolateOranges = Oranges;
 exports.interpolateOranges = Oranges;

-exports.schemeOranges = scheme$26;
+exports.schemeOranges = scheme$q;

 exports.interpolateCubehelixDefault = cubehelix$3;
 exports.interpolateRainbow = rainbow;
 exports.interpolateWarm = warm;
 exports.interpolateCubehelixDefault = cubehelix$3;
 exports.interpolateRainbow = rainbow;
 exports.interpolateWarm = warm;

diff --git a/web/static/d3.min.js b/web/static/d3.min.js
index 018c862fa43b514633d1031e03584bb8e2566637..2a54e0404988d7315ccf186016b44506a091ac62 100644 (file)
--- a/web/static/d3.min.js
+++ b/web/static/d3.min.js
@@ -1,2 +1,2 @@
-// https://d3js.org Version 5.5.0. Copyright 2018 Mike Bostock.
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e=Math.sqrt(n/j_),r=e/2,i=e*I_,o=r,a=e*I_+e,u=-o,f=a;t.moveTo(r,i),t.lineTo(o,a),t.lineTo(u,f),t.lineTo(-.5*r-F_*i,F_*r+-.5*i),t.lineTo(-.5*o-F_*a,F_*o+-.5*a),t.lineTo(-.5*u-F_*f,F_*u+-.5*f),t.lineTo(-.5*r+F_*i,-.5*i-F_*r),t.lineTo(-.5*o+F_*a,-.5*a-F_*o),t.lineTo(-.5*u+F_*f,-.5*f-F_*u),t.closePath()}},X_=[k_,C_,R_,O_,q_,B_,H_];Ff.prototype={areaStart:function(){this._line=0},areaEnd:function(){this._line=NaN},lineStart:function(){this._x0=this._x1=this._y0=this._y1=NaN,this._point=0},lineEnd:function(){switch(this._point){case 3:Bf(this,this._x1,this._y1);case 2:this._context.lineTo(this._x1,this._y1)}(this._line||0!==this._line&&1===this._point)&&this._context.closePath(),this._line=1-this._line},point:function(t,n){switch(t=+t,n=+n,this._point){case 0:this._point=1,this._line?this._context.lineTo(t,n):this._context.moveTo(t,n);break;case 1:this._point=2;break;case 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n,r,i=w(this,arguments),o=t.event.changedTouches,a=o.length;for(fb(),e&&clearTimeout(e),e=setTimeout(function(){e=null},p),n=0;n<a;++n)r=o[n],i.touch0&&i.touch0[2]===r.identifier?delete i.touch0:i.touch1&&i.touch1[2]===r.identifier&&delete i.touch1;i.touch1&&!i.touch0&&(i.touch0=i.touch1,delete i.touch1),i.touch0?i.touch0[1]=this.__zoom.invert(i.touch0[0]):i.end()}return y.transform=function(t,n){var e=t.selection?t.selection():t;e.property("__zoom",hb),t!==e?x(t,n):e.interrupt().each(function(){w(this,arguments).start().zoom(null,"function"==typeof n?n.apply(this,arguments):n).end()})},y.scaleBy=function(t,n){y.scaleTo(t,function(){return this.__zoom.k*("function"==typeof n?n.apply(this,arguments):n)})},y.scaleTo=function(t,n){y.transform(t,function(){var t=i.apply(this,arguments),e=this.__zoom,r=m(t),a=e.invert(r),u="function"==typeof n?n.apply(this,arguments):n;return o(b(_(e,u),r,a),t,c)})},y.translateBy=function(t,n,e){y.transform(t,function(){return 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