// extract, tranform and split features to layers
var EPSG4326 = new OpenLayers.Projection("EPSG:4326"); // lon/lat
var EPSG3857 = new OpenLayers.Projection("EPSG:3857"); // google
+ var POINT_NAME = {'sledrun': 'Rodelbahn', 'inn': 'Gasthaus', 'busstop': 'Haltestelle', 'carpark': 'Parkplatz', 'attention': 'Achtung', 'point': 'Punkt'};
var format_json = new OpenLayers.Format.GeoJSON();
var features_all = format_json.read(json_string);
var features_path = new Array();
var features_point = new Array();
- var features_sledrun = new Array();
for (var i = 0; i != features_all.length; ++i) {
var feature = features_all[i];
feature.geometry.transform(EPSG4326, EPSG3857);
if (feature.geometry.CLASS_NAME == 'OpenLayers.Geometry.Point') {
if (feature.attributes.type == 'sledrun') {
- if (feature.attributes.condition === undefined) feature.attributes.condition = 0;
- features_sledrun.push(feature);
- } else features_point.push(feature);
+ var condition = feature.attributes.condition;
+ if (condition === undefined) condition = 0;
+ feature.attributes.externalGraphic = 'bahnzustand' + condition + '_0.png';
+ feature.attributes.graphicWidth = 17;
+ feature.attributes.graphicHeight = 17;
+ feature.attributes.graphicXOffset = -8;
+ feature.attributes.graphicYOffset = -8;
+ } else {
+ var name = POINT_NAME[feature.attributes.type];
+ if (feature.attributes.type == 'point' || name === undefined)
+ feature.attributes.externalGraphic = 'gmap.png';
+ else
+ feature.attributes.externalGraphic = 'gmap' + name + '.png';
+ feature.attributes.graphicWidth = 20;
+ feature.attributes.graphicHeight = 34;
+ feature.attributes.graphicXOffset = -10;
+ feature.attributes.graphicYOffset = -33;
+ }
+ features_point.push(feature);
} else features_path.push(feature);
}
// point layer
// -----------
- var POINT_NAME = {'inn': 'Gasthaus', 'busstop': 'Haltestelle', 'carpark': 'Parkplatz', 'attention': 'Achtung', 'point': 'Punkt'};
var layer_point = new OpenLayers.Layer.Vector("Point", {
- styleMap: new OpenLayers.StyleMap(new OpenLayers.Style({
- externalGraphic: '/vorlagen/${getExternalGraphic}',
- graphicWidth: 20,
- graphicHeight: 34,
- graphicXOffset: -10,
- graphicYOffset: -33,
- title: '${getTitle}'
- }, {
- context: {
- getExternalGraphic: function(feature) {
- if (feature.attributes.type == 'point') return 'gmap.png';
- var name = POINT_NAME[feature.attributes.type];
- if (name !== undefined) return 'gmap' + name + '.png';
- return 'gmap.png'; // should not happen
- },
- getTitle: function(feature) {
- var title = '';
- if (feature.attributes.type != 'point') {
- title = POINT_NAME[feature.attributes.type];
- if (feature.attributes.name !== undefined) title += ': ';
+ styleMap: new OpenLayers.StyleMap({
+ 'default': new OpenLayers.Style({
+ externalGraphic: '/vorlagen/${externalGraphic}',
+ graphicWidth: '${graphicWidth}',
+ graphicHeight: '${graphicHeight}',
+ graphicXOffset: '${graphicXOffset}',
+ graphicYOffset: '${graphicYOffset}',
+ graphicZIndex: 12,
+ backgroundGraphic: "/vorlagen/gmap_rodelbahn_c_s.png",
+ backgroundWidth: 23,
+ backgroundHeight: 23,
+ backgroundXOffset: -8,
+ backgroundYOffset: -8,
+ backgroundGraphicZIndex: 11,
+ title: '${getTitle}'
+ }, {
+ context: {
+ getTitle: function(feature) {
+ var title = '';
+ if (feature.attributes.type != 'point') {
+ title = POINT_NAME[feature.attributes.type];
+ if (feature.attributes.name !== undefined) title += ': ';
+ }
+ if (feature.attributes.name !== undefined) title += feature.attributes.name;
+ return title;
}
- if (feature.attributes.name !== undefined) title += feature.attributes.name;
- return title;
}
- }
- })),
- rendererOptions: {yOrdering: true}
- });
-
-
- // sledrun layer
- // ------------
- var layer_sledrun = new OpenLayers.Layer.Vector("Sledrun", {
- styleMap: new OpenLayers.StyleMap({
- "default": new OpenLayers.Style({
- externalGraphic: "/vorlagen/bahnzustand${condition}_0.png",
- graphicWidth: 17,
- graphicHeight: 17,
- graphicXOffset: -8,
- graphicYOffset: -8,
- graphicZIndex: 12,
- backgroundGraphic: "/vorlagen/gmap_rodelbahn_c_s.png",
- backgroundWidth: 23,
- backgroundHeight: 23,
- backgroundXOffset: -8,
- backgroundYOffset: -8,
- backgroundGraphicZIndex: 11,
- title: "${name}"
- }),
- "highlight": new OpenLayers.Style({
- label: "${name}",
- labelOutlineColor: "white",
- labelYOffset: 12,
- fontWeight: "bold"
- })
+ }),
+ 'highlight': new OpenLayers.Style({
+ label: "${name}",
+ labelOutlineColor: "white",
+ labelYOffset: 12,
+ fontWeight: "bold"
+ })
}),
rendererOptions: {yOrdering: true}
});
displayProjection: EPSG4326,
units: "m",
theme: null,
- layers: [layer_map, layer_path, layer_point, layer_sledrun],
+ layers: [layer_map, layer_path, layer_point],
center: new OpenLayers.LonLat(lon, lat).transform(EPSG4326, EPSG3857),
zoom: zoom
});
// if this would be done before the layer is added to the map, the features are not added
layer_path.addFeatures(features_path);
layer_point.addFeatures(features_point);
- layer_sledrun.addFeatures(features_sledrun);
// disable mouse wheel zoom
var navigation_control = map.getControlsByClass('OpenLayers.Control.Navigation')[0];
// map.addControl(new OpenLayers.Control.LayerSwitcher());
// print sledrun name when mouse moves over it
- map.addControl(new OpenLayers.Control.SelectFeature(layer_sledrun, {
+ map.addControl(new OpenLayers.Control.SelectFeature(layer_point, {
hover: true,
highlightOnly: true,
autoActivate: true,
}));
// show popup when user clicks on a sledrun icon
- map.addControl(new OpenLayers.Control.SelectFeature(layer_sledrun, {
+ map.addControl(new OpenLayers.Control.SelectFeature(layer_point, {
autoActivate: true,
toggle: true,
onSelect: function(feature) {
+ if (feature.attributes.type != 'sledrun') return;
+
// Open popup
var popup_text = "<h2>" + feature.attributes.name + '</h2>\n' +
'<ul>\n' +
'<li><a href="' + feature.attributes.wiki + '">Details zur Rodelbahn</a></li>\n' +
'<li>Rodelbahnzustand<br/>';
- if (feature.attributes.date_report !== undefined) {
+ if (feature.attributes.condition !== undefined) {
var condition_text = {1: 'Sehr gut', 2: 'Gut', 3: 'Mittelmäßig', 4: 'Schlecht', 5: 'Geht nicht'};
var year_month_day = feature.attributes.date_report.split('-');
popup_text += '<a href="' + feature.attributes.wiki + '#Eintr.C3.A4ge">' + condition_text[feature.attributes.condition] + '</a> ' +
map.addPopup(popup);
},
onUnselect: function(feature) {
+ if (feature.popup === null) return;
+
// Close popup
map.removePopup(feature.popup);
feature.popup.destroy();