wradmin/static/yui/charts/charts.js

   1 /*
   2 Copyright (c) 2009, Yahoo! Inc. All rights reserved.
   3 Code licensed under the BSD License:
   4 http://developer.yahoo.net/yui/license.txt
   5 version: 2.7.0
   6 */
   7 /*extern ActiveXObject, __flash_unloadHandler, __flash_savedUnloadHandler */
   8 /*!
   9  * SWFObject v1.5: Flash Player detection and embed - http://blog.deconcept.com/swfobject/
  10  *
  11  * SWFObject is (c) 2007 Geoff Stearns and is released under the MIT License:
  12  * http://www.opensource.org/licenses/mit-license.php
  13  * @namespace YAHOO
  14  */
  15
  16 YAHOO.namespace("deconcept");
  17
  18 YAHOO.deconcept = YAHOO.deconcept || {};
  19
  20 if(typeof YAHOO.deconcept.util == "undefined" || !YAHOO.deconcept.util)
  21 {
  22         YAHOO.deconcept.util = {};
  23 }
  24
  25 if(typeof YAHOO.deconcept.SWFObjectUtil == "undefined" || !YAHOO.deconcept.SWFObjectUtil)
  26 {
  27         YAHOO.deconcept.SWFObjectUtil = {};
  28 }
  29
  30 YAHOO.deconcept.SWFObject = function(swf, id, w, h, ver, c, quality, xiRedirectUrl, redirectUrl, detectKey)
  31 {
  32         if(!document.getElementById) { return; }
  33         this.DETECT_KEY = detectKey ? detectKey : 'detectflash';
  34         this.skipDetect = YAHOO.deconcept.util.getRequestParameter(this.DETECT_KEY);
  35         this.params = {};
  36         this.variables = {};
  37         this.attributes = [];
  38         if(swf) { this.setAttribute('swf', swf); }
  39         if(id) { this.setAttribute('id', id); }
  40         if(w) { this.setAttribute('width', w); }
  41         if(h) { this.setAttribute('height', h); }
  42         if(ver) { this.setAttribute('version', new YAHOO.deconcept.PlayerVersion(ver.toString().split("."))); }
  43         this.installedVer = YAHOO.deconcept.SWFObjectUtil.getPlayerVersion();
  44         if (!window.opera && document.all && this.installedVer.major > 7)
  45         {
  46                 // only add the onunload cleanup if the Flash Player version supports External Interface and we are in IE
  47                 YAHOO.deconcept.SWFObject.doPrepUnload = true;
  48         }
  49         if(c)
  50         {
  51                 this.addParam('bgcolor', c);
  52         }
  53         var q = quality ? quality : 'high';
  54         this.addParam('quality', q);
  55         this.setAttribute('useExpressInstall', false);
  56         this.setAttribute('doExpressInstall', false);
  57         var xir = (xiRedirectUrl) ? xiRedirectUrl : window.location;
  58         this.setAttribute('xiRedirectUrl', xir);
  59         this.setAttribute('redirectUrl', '');
  60         if(redirectUrl)
  61         {
  62                 this.setAttribute('redirectUrl', redirectUrl);
  63         }
  64 };
  65
  66 YAHOO.deconcept.SWFObject.prototype =
  67 {
  68         useExpressInstall: function(path)
  69         {
  70                 this.xiSWFPath = !path ? "expressinstall.swf" : path;
  71                 this.setAttribute('useExpressInstall', true);
  72         },
  73         setAttribute: function(name, value){
  74                 this.attributes[name] = value;
  75         },
  76         getAttribute: function(name){
  77                 return this.attributes[name];
  78         },
  79         addParam: function(name, value){
  80                 this.params[name] = value;
  81         },
  82         getParams: function(){
  83                 return this.params;
  84         },
  85         addVariable: function(name, value){
  86                 this.variables[name] = value;
  87         },
  88         getVariable: function(name){
  89                 return this.variables[name];
  90         },
  91         getVariables: function(){
  92                 return this.variables;
  93         },
  94         getVariablePairs: function(){
  95                 var variablePairs = [];
  96                 var key;
  97                 var variables = this.getVariables();
  98                 for(key in variables)
  99                 {
 100                         if(variables.hasOwnProperty(key))
 101                         {
 102                                 variablePairs[variablePairs.length] = key +"="+ variables[key];
 103                         }
 104                 }
 105                 return variablePairs;
 106         },
 107         getSWFHTML: function() {
 108                 var swfNode = "";
 109                 var params = {};
 110                 var key = "";
 111                 var pairs = "";
 112                 if (navigator.plugins && navigator.mimeTypes && navigator.mimeTypes.length) { // netscape plugin architecture
 113                         if (this.getAttribute("doExpressInstall")) {
 114                                 this.addVariable("MMplayerType", "PlugIn");
 115                                 this.setAttribute('swf', this.xiSWFPath);
 116                         }
 117                         swfNode = '<embed type="application/x-shockwave-flash" src="'+ this.getAttribute('swf') +'" width="'+ this.getAttribute('width') +'" height="'+ this.getAttribute('height') +'" style="'+ this.getAttribute('style') +'"';
 118                         swfNode += ' id="'+ this.getAttribute('id') +'" name="'+ this.getAttribute('id') +'" ';
 119                         params = this.getParams();
 120                         for(key in params)
 121                         {
 122                                 if(params.hasOwnProperty(key))
 123                                 {
 124                                         swfNode += [key] +'="'+ params[key] +'" ';
 125                                 }
 126                         }
 127                         pairs = this.getVariablePairs().join("&");
 128                         if (pairs.length > 0){ swfNode += 'flashvars="'+ pairs +'"'; }
 129                         swfNode += '/>';
 130                 } else { // PC IE
 131                         if (this.getAttribute("doExpressInstall")) {
 132                                 this.addVariable("MMplayerType", "ActiveX");
 133                                 this.setAttribute('swf', this.xiSWFPath);
 134                         }
 135                         swfNode = '<object id="'+ this.getAttribute('id') +'" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" width="'+ this.getAttribute('width') +'" height="'+ this.getAttribute('height') +'" style="'+ this.getAttribute('style') +'">';
 136                         swfNode += '<param name="movie" value="'+ this.getAttribute('swf') +'" />';
 137                         params = this.getParams();
 138                         for(key in params)
 139                         {
 140                                 if(params.hasOwnProperty(key))
 141                                 {
 142                                         swfNode += '<param name="'+ key +'" value="'+ params[key] +'" />';
 143                                 }
 144                         }
 145                         pairs = this.getVariablePairs().join("&");
 146                         if(pairs.length > 0) {swfNode += '<param name="flashvars" value="'+ pairs +'" />';}
 147                         swfNode += "</object>";
 148                 }
 149                 return swfNode;
 150         },
 151         write: function(elementId)
 152         {
 153                 if(this.getAttribute('useExpressInstall')) {
 154                         // check to see if we need to do an express install
 155                         var expressInstallReqVer = new YAHOO.deconcept.PlayerVersion([6,0,65]);
 156                         if (this.installedVer.versionIsValid(expressInstallReqVer) && !this.installedVer.versionIsValid(this.getAttribute('version'))) {
 157                                 this.setAttribute('doExpressInstall', true);
 158                                 this.addVariable("MMredirectURL", escape(this.getAttribute('xiRedirectUrl')));
 159                                 document.title = document.title.slice(0, 47) + " - Flash Player Installation";
 160                                 this.addVariable("MMdoctitle", document.title);
 161                         }
 162                 }
 163                 if(this.skipDetect || this.getAttribute('doExpressInstall') || this.installedVer.versionIsValid(this.getAttribute('version')))
 164                 {
 165                         var n = (typeof elementId == 'string') ? document.getElementById(elementId) : elementId;
 166                         n.innerHTML = this.getSWFHTML();
 167                         return true;
 168                 }
 169                 else
 170                 {
 171                         if(this.getAttribute('redirectUrl') !== "")
 172                         {
 173                                 document.location.replace(this.getAttribute('redirectUrl'));
 174                         }
 175                 }
 176                 return false;
 177         }
 178 };
 179
 180 /* ---- detection functions ---- */
 181 YAHOO.deconcept.SWFObjectUtil.getPlayerVersion = function()
 182 {
 183         var axo = null;
 184         var PlayerVersion = new YAHOO.deconcept.PlayerVersion([0,0,0]);
 185         if(navigator.plugins && navigator.mimeTypes.length)
 186         {
 187                 var x = navigator.plugins["Shockwave Flash"];
 188                 if(x && x.description)
 189                 {
 190                         PlayerVersion = new YAHOO.deconcept.PlayerVersion(x.description.replace(/([a-zA-Z]|\s)+/, "").replace(/(\s+r|\s+b[0-9]+)/, ".").split("."));
 191                 }
 192         }
 193         else if (navigator.userAgent && navigator.userAgent.indexOf("Windows CE") >= 0)
 194         { // if Windows CE
 195                 var counter = 3;
 196                 while(axo)
 197                 {
 198                         try
 199                         {
 200                                 counter++;
 201                                 axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash."+ counter);
 202 //                              document.write("player v: "+ counter);
 203                                 PlayerVersion = new YAHOO.deconcept.PlayerVersion([counter,0,0]);
 204                         }
 205                         catch(e)
 206                         {
 207                                 axo = null;
 208                         }
 209                 }
 210         }
 211         else
 212         { // Win IE (non mobile)
 213                 // do minor version lookup in IE, but avoid fp6 crashing issues
 214                 // see http://blog.deconcept.com/2006/01/11/getvariable-setvariable-crash-internet-explorer-flash-6/
 215                 try
 216                 {
 217                         axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.7");
 218                 }
 219                 catch(e)
 220                 {
 221                         try
 222                         {
 223                                 axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.6");
 224                                 PlayerVersion = new YAHOO.deconcept.PlayerVersion([6,0,21]);
 225                                 axo.AllowScriptAccess = "always"; // error if player version < 6.0.47 (thanks to Michael Williams @ Adobe for this code)
 226                         }
 227                         catch(e)
 228                         {
 229                                 if(PlayerVersion.major == 6)
 230                                 {
 231                                         return PlayerVersion;
 232                                 }
 233                         }
 234                         try
 235                         {
 236                                 axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash");
 237                         }
 238                         catch(e) {}
 239                 }
 240
 241                 if(axo !== null)
 242                 {
 243                         PlayerVersion = new YAHOO.deconcept.PlayerVersion(axo.GetVariable("$version").split(" ")[1].split(","));
 244                 }
 245         }
 246         return PlayerVersion;
 247 };
 248
 249 YAHOO.deconcept.PlayerVersion = function(arrVersion)
 250 {
 251         this.major = arrVersion[0] !== null ? parseInt(arrVersion[0], 0) : 0;
 252         this.minor = arrVersion[1] !== null ? parseInt(arrVersion[1], 0) : 0;
 253         this.rev = arrVersion[2] !== null ? parseInt(arrVersion[2], 0) : 0;
 254 };
 255
 256 YAHOO.deconcept.PlayerVersion.prototype.versionIsValid = function(fv)
 257 {
 258         if(this.major < fv.major)
 259         {
 260                 return false;
 261         }
 262         if(this.major > fv.major)
 263         {
 264                 return true;
 265         }
 266         if(this.minor < fv.minor)
 267         {
 268                 return false;
 269         }
 270         if(this.minor > fv.minor)
 271         {
 272                 return true;
 273         }
 274         if(this.rev < fv.rev)
 275         {
 276                 return false;
 277         }
 278         return true;
 279 };
 280
 281 /* ---- get value of query string param ---- */
 282 YAHOO.deconcept.util =
 283 {
 284         getRequestParameter: function(param)
 285         {
 286                 var q = document.location.search || document.location.hash;
 287                 if(param === null) { return q; }
 288                 if(q)
 289                 {
 290                         var pairs = q.substring(1).split("&");
 291                         for(var i=0; i < pairs.length; i++)
 292                         {
 293                                 if (pairs[i].substring(0, pairs[i].indexOf("=")) == param)
 294                                 {
 295                                         return pairs[i].substring((pairs[i].indexOf("=") + 1));
 296                                 }
 297                         }
 298                 }
 299                 return "";
 300         }
 301 };
 302
 303 /* fix for video streaming bug */
 304 YAHOO.deconcept.SWFObjectUtil.cleanupSWFs = function()
 305 {
 306         var objects = document.getElementsByTagName("OBJECT");
 307         for(var i = objects.length - 1; i >= 0; i--)
 308         {
 309                 objects[i].style.display = 'none';
 310                 for(var x in objects[i])
 311                 {
 312                         if(typeof objects[i][x] == 'function')
 313                         {
 314                                 objects[i][x] = function(){};
 315                         }
 316                 }
 317         }
 318 };
 319
 320 // fixes bug in some fp9 versions see http://blog.deconcept.com/2006/07/28/swfobject-143-released/
 321 if(YAHOO.deconcept.SWFObject.doPrepUnload)
 322 {
 323         if(!YAHOO.deconcept.unloadSet)
 324         {
 325                 YAHOO.deconcept.SWFObjectUtil.prepUnload = function()
 326                 {
 327                         __flash_unloadHandler = function(){};
 328                         __flash_savedUnloadHandler = function(){};
 329                         window.attachEvent("onunload", YAHOO.deconcept.SWFObjectUtil.cleanupSWFs);
 330                 };
 331                 window.attachEvent("onbeforeunload", YAHOO.deconcept.SWFObjectUtil.prepUnload);
 332                 YAHOO.deconcept.unloadSet = true;
 333         }
 334 }
 335
 336 /* add document.getElementById if needed (mobile IE < 5) */
 337 if(!document.getElementById && document.all)
 338 {
 339         document.getElementById = function(id) { return document.all[id]; };
 340 }
 341
 342
 343 /**
 344  * Wraps Flash embedding functionality and allows communication with SWF through
 345  * attributes.
 346  *
 347  * @namespace YAHOO.widget
 348  * @class FlashAdapter
 349  * @uses YAHOO.util.AttributeProvider
 350  */
 351 YAHOO.widget.FlashAdapter = function(swfURL, containerID, attributes)
 352 {
 353         // set up the initial events and attributes stuff
 354         this._queue = this._queue || [];
 355         this._events = this._events || {};
 356         this._configs = this._configs || {};
 357         attributes = attributes || {};
 358
 359         //the Flash Player external interface code from Adobe doesn't play nicely
 360         //with the default value, yui-gen, in IE
 361         this._id = attributes.id = attributes.id || YAHOO.util.Dom.generateId(null, "yuigen");
 362         attributes.version = attributes.version || "9.0.45";
 363         attributes.backgroundColor = attributes.backgroundColor || "#ffffff";
 364
 365         //we can't use the initial attributes right away
 366         //so save them for once the SWF finishes loading
 367         this._attributes = attributes;
 368
 369         this._swfURL = swfURL;
 370         this._containerID = containerID;
 371
 372         //embed the SWF file in the page
 373         this._embedSWF(this._swfURL, this._containerID, attributes.id, attributes.version,
 374                 attributes.backgroundColor, attributes.expressInstall, attributes.wmode);
 375
 376         /**
 377          * Fires when the SWF is initialized and communication is possible.
 378          * @event contentReady
 379          */
 380         //Fix for iframe cross-domain issue with FF2x
 381         try
 382         {
 383                 this.createEvent("contentReady");
 384         }
 385         catch(e){}
 386 };
 387
 388 YAHOO.extend(YAHOO.widget.FlashAdapter, YAHOO.util.AttributeProvider,
 389 {
 390         /**
 391          * The URL of the SWF file.
 392          * @property _swfURL
 393          * @type String
 394          * @private
 395          */
 396         _swfURL: null,
 397
 398         /**
 399          * The ID of the containing DIV.
 400          * @property _containerID
 401          * @type String
 402          * @private
 403          */
 404         _containerID: null,
 405
 406         /**
 407          * A reference to the embedded SWF file.
 408          * @property _swf
 409          * @private
 410          */
 411         _swf: null,
 412
 413         /**
 414          * The id of this instance.
 415          * @property _id
 416          * @type String
 417          * @private
 418          */
 419         _id: null,
 420
 421         /**
 422          * Indicates whether the SWF has been initialized and is ready
 423          * to communicate with JavaScript
 424          * @property _initialized
 425          * @type Boolean
 426          * @private
 427          */
 428         _initialized: false,
 429
 430         /**
 431          * The initializing attributes are stored here until the SWF is ready.
 432          * @property _attributes
 433          * @type Object
 434          * @private
 435          */
 436         _attributes: null, //the intializing attributes
 437
 438         /**
 439          * Public accessor to the unique name of the FlashAdapter instance.
 440          *
 441          * @method toString
 442          * @return {String} Unique name of the FlashAdapter instance.
 443          */
 444         toString: function()
 445         {
 446                 return "FlashAdapter " + this._id;
 447         },
 448
 449         /**
 450          * Nulls out the entire FlashAdapter instance and related objects and removes attached
 451          * event listeners and clears out DOM elements inside the container. After calling
 452          * this method, the instance reference should be expliclitly nulled by implementer,
 453          * as in myChart = null. Use with caution!
 454          *
 455          * @method destroy
 456          */
 457         destroy: function()
 458         {
 459                 //kill the Flash Player instance
 460                 if(this._swf)
 461                 {
 462                         var container = YAHOO.util.Dom.get(this._containerID);
 463                         container.removeChild(this._swf);
 464                 }
 465
 466                 var instanceName = this._id;
 467
 468                 //null out properties
 469                 for(var prop in this)
 470                 {
 471                         if(YAHOO.lang.hasOwnProperty(this, prop))
 472                         {
 473                                 this[prop] = null;
 474                         }
 475                 }
 476
 477         },
 478
 479         /**
 480          * Embeds the SWF in the page and associates it with this instance.
 481          *
 482          * @method _embedSWF
 483          * @private
 484          */
 485         _embedSWF: function(swfURL, containerID, swfID, version, backgroundColor, expressInstall, wmode)
 486         {
 487                 //standard SWFObject embed
 488                 var swfObj = new YAHOO.deconcept.SWFObject(swfURL, swfID, "100%", "100%", version, backgroundColor);
 489
 490                 if(expressInstall)
 491                 {
 492                         swfObj.useExpressInstall(expressInstall);
 493                 }
 494
 495                 //make sure we can communicate with ExternalInterface
 496                 swfObj.addParam("allowScriptAccess", "always");
 497
 498                 if(wmode)
 499                 {
 500                         swfObj.addParam("wmode", wmode);
 501                 }
 502
 503                 //again, a useful ExternalInterface trick
 504                 swfObj.addVariable("allowedDomain", document.location.hostname);
 505
 506                 //tell the SWF which HTML element it is in
 507                 swfObj.addVariable("elementID", swfID);
 508
 509                 // set the name of the function to call when the swf has an event
 510                 swfObj.addVariable("eventHandler", "YAHOO.widget.FlashAdapter.eventHandler");
 511
 512                 var container = YAHOO.util.Dom.get(containerID);
 513                 var result = swfObj.write(container);
 514                 if(result)
 515                 {
 516                         this._swf = YAHOO.util.Dom.get(swfID);
 517                         //if successful, let's add an owner property to the SWF reference
 518                         //this will allow the event handler to communicate with a YAHOO.widget.FlashAdapter
 519                         this._swf.owner = this;
 520                 }
 521                 else
 522                 {
 523                 }
 524         },
 525
 526         /**
 527          * Handles or re-dispatches events received from the SWF.
 528          *
 529          * @method _eventHandler
 530          * @private
 531          */
 532         _eventHandler: function(event)
 533         {
 534                 var type = event.type;
 535                 switch(type)
 536                 {
 537                         case "swfReady":
 538                                 this._loadHandler();
 539                                 this.fireEvent("contentReady");
 540                                 return;
 541                         case "log":
 542                                 return;
 543                 }
 544
 545                 //be sure to return after your case or the event will automatically fire!
 546                 this.fireEvent(type, event);
 547         },
 548
 549         /**
 550          * Called when the SWF has been initialized.
 551          *
 552          * @method _loadHandler
 553          * @private
 554          */
 555         _loadHandler: function()
 556         {
 557                 this._initialized = false;
 558                 this._initAttributes(this._attributes);
 559                 this.setAttributes(this._attributes, true);
 560
 561                 this._initialized = true;
 562         },
 563
 564         set: function(name, value)
 565         {
 566                 //save all the attributes in case the swf reloads
 567                 //so that we can pass them in again
 568                 this._attributes[name] = value;
 569                 YAHOO.widget.FlashAdapter.superclass.set.call(this, name, value);
 570         },
 571
 572         /**
 573          * Initializes the attributes.
 574          *
 575          * @method _initAttributes
 576          * @private
 577          */
 578         _initAttributes: function(attributes)
 579         {
 580                 //should be overridden if other attributes need to be set up
 581
 582                 /**
 583                  * @attribute wmode
 584                  * @description Sets the window mode of the Flash Player control. May be
 585                  *              "window", "opaque", or "transparent". Only available in the constructor
 586                  *              because it may not be set after Flash Player has been embedded in the page.
 587                  * @type String
 588                  */
 589
 590                 /**
 591                  * @attribute expressInstall
 592                  * @description URL pointing to a SWF file that handles Flash Player's express
 593                  *              install feature. Only available in the constructor because it may not be
 594                  *              set after Flash Player has been embedded in the page.
 595                  * @type String
 596                  */
 597
 598                 /**
 599                  * @attribute version
 600                  * @description Minimum required version for the SWF file. Only available in the constructor because it may not be
 601                  *              set after Flash Player has been embedded in the page.
 602                  * @type String
 603                  */
 604
 605                 /**
 606                  * @attribute backgroundColor
 607                  * @description The background color of the SWF. Only available in the constructor because it may not be
 608                  *              set after Flash Player has been embedded in the page.
 609                  * @type String
 610                  */
 611
 612                 /**
 613                  * @attribute altText
 614                  * @description The alternative text to provide for screen readers and other assistive technology.
 615                  * @type String
 616                  */
 617                 this.getAttributeConfig("altText",
 618                 {
 619                         method: this._getAltText
 620                 });
 621                 this.setAttributeConfig("altText",
 622                 {
 623                         method: this._setAltText
 624                 });
 625
 626                 /**
 627                  * @attribute swfURL
 628                  * @description Absolute or relative URL to the SWF displayed by the FlashAdapter. Only available in the constructor because it may not be
 629                  *              set after Flash Player has been embedded in the page.
 630                  * @type String
 631                  */
 632                 this.getAttributeConfig("swfURL",
 633                 {
 634                         method: this._getSWFURL
 635                 });
 636         },
 637
 638         /**
 639          * Getter for swfURL attribute.
 640          *
 641          * @method _getSWFURL
 642          * @private
 643          */
 644         _getSWFURL: function()
 645         {
 646                 return this._swfURL;
 647         },
 648
 649         /**
 650          * Getter for altText attribute.
 651          *
 652          * @method _getAltText
 653          * @private
 654          */
 655         _getAltText: function()
 656         {
 657                 return this._swf.getAltText();
 658         },
 659
 660         /**
 661          * Setter for altText attribute.
 662          *
 663          * @method _setAltText
 664          * @private
 665          */
 666         _setAltText: function(value)
 667         {
 668                 return this._swf.setAltText(value);
 669         }
 670 });
 671
 672 /**
 673  * Receives event messages from SWF and passes them to the correct instance
 674  * of FlashAdapter.
 675  *
 676  * @method YAHOO.widget.FlashAdapter.eventHandler
 677  * @static
 678  * @private
 679  */
 680 YAHOO.widget.FlashAdapter.eventHandler = function(elementID, event)
 681 {
 682         var loadedSWF = YAHOO.util.Dom.get(elementID);
 683         if(!loadedSWF.owner)
 684         {
 685                 //fix for ie: if owner doesn't exist yet, try again in a moment
 686                 setTimeout(function() { YAHOO.widget.FlashAdapter.eventHandler( elementID, event ); }, 0);
 687         }
 688         else
 689         {
 690                 loadedSWF.owner._eventHandler(event);
 691         }
 692 };
 693
 694 /**
 695  * The number of proxy functions that have been created.
 696  * @static
 697  * @private
 698  */
 699 YAHOO.widget.FlashAdapter.proxyFunctionCount = 0;
 700
 701 /**
 702  * Creates a globally accessible function that wraps a function reference.
 703  * Returns the proxy function's name as a string for use by the SWF through
 704  * ExternalInterface.
 705  *
 706  * @method YAHOO.widget.FlashAdapter.createProxyFunction
 707  * @static
 708  * @private
 709  */
 710 YAHOO.widget.FlashAdapter.createProxyFunction = function(func)
 711 {
 712         var index = YAHOO.widget.FlashAdapter.proxyFunctionCount;
 713         YAHOO.widget.FlashAdapter["proxyFunction" + index] = function()
 714         {
 715                 return func.apply(null, arguments);
 716         };
 717         YAHOO.widget.FlashAdapter.proxyFunctionCount++;
 718         return "YAHOO.widget.FlashAdapter.proxyFunction" + index.toString();
 719 };
 720
 721 /**
 722  * Removes a function created with createProxyFunction()
 723  *
 724  * @method YAHOO.widget.FlashAdapter.removeProxyFunction
 725  * @static
 726  * @private
 727  */
 728 YAHOO.widget.FlashAdapter.removeProxyFunction = function(funcName)
 729 {
 730         //quick error check
 731         if(!funcName || funcName.indexOf("YAHOO.widget.FlashAdapter.proxyFunction") < 0)
 732         {
 733                 return;
 734         }
 735
 736         funcName = funcName.substr(26);
 737         YAHOO.widget.FlashAdapter[funcName] = null;
 738 };
 739
 740 /**
 741  * The Charts widget provides a Flash control for displaying data
 742  * graphically by series across A-grade browsers with Flash Player installed.
 743  *
 744  * @module charts
 745  * @requires yahoo, dom, event, datasource
 746  * @title Charts Widget
 747  * @experimental
 748  */
 749
 750 /****************************************************************************/
 751 /****************************************************************************/
 752 /****************************************************************************/
 753
 754 /**
 755  * Chart class for the YUI Charts widget.
 756  *
 757  * @namespace YAHOO.widget
 758  * @class Chart
 759  * @uses YAHOO.widget.FlashAdapter
 760  * @constructor
 761  * @param type {String} The char type. May be "line", "column", "bar", or "pie"
 762  * @param containerId {HTMLElement} Container element for the Flash Player instance.
 763  * @param dataSource {YAHOO.util.DataSource} DataSource instance.
 764  * @param attributes {object} (optional) Object literal of configuration values.
 765  */
 766 YAHOO.widget.Chart = function(type, containerId, dataSource, attributes)
 767 {
 768         YAHOO.widget.Chart.superclass.constructor.call(this, YAHOO.widget.Chart.SWFURL, containerId, attributes);
 769
 770         this._type = type;
 771         this._dataSource = dataSource;
 772
 773         /**
 774          * Fires when the user moves the mouse over the bounds of an item renderer in the chart.
 775          *
 776          * @event itemMouseOverEvent
 777          * @param event.type {String} The event type
 778          * @param event.item {Object} The data displayed by the renderer
 779          * @param event.index {Number} The position within the series that the item appears.
 780          * @param event.seriesIndex {Number} The position within the series definition that the series appears.
 781          * @param event.x {Number} The horizontal position of the mouse, relative to the SWF.
 782          * @param event.y {Number} The vertical position of the mouse, relative to the SWF.
 783          */
 784         this.createEvent("itemMouseOverEvent");
 785
 786         /**
 787          * Fires when the user moves the mouse out of the bounds of an item renderer in the chart.
 788          *
 789          * @event itemMouseOutEvent
 790          * @param event.type {String} The event type
 791          * @param event.item {Object} The data displayed by the renderer
 792          * @param event.index {Number} The position within the series that the item appears.
 793          * @param event.seriesIndex {Number} The position within the series definition that the series appears.
 794          * @param event.x {Number} The horizontal position of the mouse, relative to the SWF.
 795          * @param event.y {Number} The vertical position of the mouse, relative to the SWF.
 796          */
 797         this.createEvent("itemMouseOutEvent");
 798
 799         /**
 800          * Fires when the user clicks an item renderer in the chart with the mouse.
 801          *
 802          * @event itemClickEvent
 803          * @param event.type {String} The event type
 804          * @param event.item {Object} The data displayed by the renderer
 805          * @param event.index {Number} The position within the series that the item appears.
 806          * @param event.seriesIndex {Number} The position within the series definition that the series appears.
 807          * @param event.x {Number} The horizontal position of the mouse, relative to the SWF.
 808          * @param event.y {Number} The vertical position of the mouse, relative to the SWF.
 809          */
 810         this.createEvent("itemClickEvent");
 811
 812         /**
 813          * Fires when the user double-clicks an item renderer in the chart with the mouse.
 814          *
 815          * @event itemDoubleClickEvent
 816          * @param event.type {String} The event type
 817          * @param event.item {Object} The data displayed by the renderer
 818          * @param event.index {Number} The position within the series that the item appears.
 819          * @param event.seriesIndex {Number} The position within the series definition that the series appears.
 820          * @param event.x {Number} The horizontal position of the mouse, relative to the SWF.
 821          * @param event.y {Number} The vertical position of the mouse, relative to the SWF.
 822          */
 823         this.createEvent("itemDoubleClickEvent");
 824
 825         /**
 826          * Fires when the user presses the mouse down on an item to initiate a drag action.
 827          *
 828          * @event itemDragStartEvent
 829          * @param event.type {String} The event type
 830          * @param event.item {Object} The data displayed by the renderer
 831          * @param event.index {Number} The position within the series that the item appears.
 832          * @param event.seriesIndex {Number} The position within the series definition that the series appears.
 833          * @param event.x {Number} The horizontal position of the mouse, relative to the SWF.
 834          * @param event.y {Number} The vertical position of the mouse, relative to the SWF.
 835          */
 836         this.createEvent("itemDragStartEvent");
 837
 838         /**
 839          * Fires when the user moves the mouse during a drag action.
 840          *
 841          * @event itemDragEvent
 842          * @param event.type {String} The event type
 843          * @param event.item {Object} The data displayed by the renderer
 844          * @param event.index {Number} The position within the series that the item appears.
 845          * @param event.seriesIndex {Number} The position within the series definition that the series appears.
 846          * @param event.x {Number} The horizontal position of the mouse, relative to the SWF.
 847          * @param event.y {Number} The vertical position of the mouse, relative to the SWF.
 848          */
 849         this.createEvent("itemDragEvent");
 850
 851         /**
 852          * Fires when the user releases the mouse during a drag action.
 853          *
 854          * @event itemDragEndEvent
 855          * @param event.type {String} The event type
 856          * @param event.item {Object} The data displayed by the renderer
 857          * @param event.index {Number} The position within the series that the item appears.
 858          * @param event.seriesIndex {Number} The position within the series definition that the series appears.
 859          * @param event.x {Number} The horizontal position of the mouse, relative to the SWF.
 860          * @param event.y {Number} The vertical position of the mouse, relative to the SWF.
 861          */
 862         this.createEvent("itemDragEndEvent");
 863 };
 864
 865 YAHOO.extend(YAHOO.widget.Chart, YAHOO.widget.FlashAdapter,
 866 {
 867         /**
 868          * The type of this chart instance.
 869          * @property _type
 870          * @type String
 871          * @private
 872          */
 873         _type: null,
 874
 875         /**
 876          * The id returned from the DataSource's setInterval function.
 877          * @property _pollingID
 878          * @type Number
 879          * @private
 880          */
 881         _pollingID: null,
 882
 883         /**
 884          * The time, in ms, between requests for data.
 885          * @property _pollingInterval
 886          * @type Number
 887          * @private
 888          */
 889         _pollingInterval: null,
 890
 891         /**
 892          * Stores a reference to the dataTipFunction created by
 893          * YAHOO.widget.FlashAdapter.createProxyFunction()
 894          * @property _dataTipFunction
 895          * @type String
 896          * @private
 897          */
 898         _dataTipFunction: null,
 899
 900         /**
 901          * Stores references to series labelFunction values created by
 902          * YAHOO.widget.FlashAdapter.createProxyFunction()
 903          * @property _seriesLabelFunctions
 904          * @type Array
 905          * @private
 906          */
 907         _seriesLabelFunctions: null,
 908
 909         /**
 910          * Public accessor to the unique name of the Chart instance.
 911          *
 912          * @method toString
 913          * @return {String} Unique name of the Chart instance.
 914          */
 915         toString: function()
 916         {
 917                 return "Chart " + this._id;
 918         },
 919
 920         /**
 921          * Sets a single style value on the Chart instance.
 922          *
 923          * @method setStyle
 924          * @param name {String} Name of the Chart style value to change.
 925          * @param value {Object} New value to pass to the Chart style.
 926          */
 927         setStyle: function(name, value)
 928         {
 929                 //we must jsonify this because Flash Player versions below 9.0.60 don't handle
 930                 //complex ExternalInterface parsing correctly
 931                 value = YAHOO.lang.JSON.stringify(value);
 932                 this._swf.setStyle(name, value);
 933         },
 934
 935         /**
 936          * Resets all styles on the Chart instance.
 937          *
 938          * @method setStyles
 939          * @param styles {Object} Initializer for all Chart styles.
 940          */
 941         setStyles: function(styles)
 942         {
 943                 //we must jsonify this because Flash Player versions below 9.0.60 don't handle
 944                 //complex ExternalInterface parsing correctly
 945                 styles = YAHOO.lang.JSON.stringify(styles);
 946                 this._swf.setStyles(styles);
 947         },
 948
 949         /**
 950          * Sets the styles on all series in the Chart.
 951          *
 952          * @method setSeriesStyles
 953          * @param styles {Array} Initializer for all Chart series styles.
 954          */
 955         setSeriesStyles: function(styles)
 956         {
 957                 //we must jsonify this because Flash Player versions below 9.0.60 don't handle
 958                 //complex ExternalInterface parsing correctly
 959                 for(var i = 0; i < styles.length; i++)
 960                 {
 961                         styles[i] = YAHOO.lang.JSON.stringify(styles[i]);
 962                 }
 963                 this._swf.setSeriesStyles(styles);
 964         },
 965
 966         destroy: function()
 967         {
 968                 //stop polling if needed
 969                 if(this._dataSource !== null)
 970                 {
 971                         if(this._pollingID !== null)
 972                         {
 973                                 this._dataSource.clearInterval(this._pollingID);
 974                                 this._pollingID = null;
 975                         }
 976                 }
 977
 978                 //remove proxy functions
 979                 if(this._dataTipFunction)
 980                 {
 981                         YAHOO.widget.FlashAdapter.removeProxyFunction(this._dataTipFunction);
 982                 }
 983
 984                 //call last
 985                 YAHOO.widget.Chart.superclass.destroy.call(this);
 986         },
 987
 988         /**
 989          * Initializes the attributes.
 990          *
 991          * @method _initAttributes
 992          * @private
 993          */
 994         _initAttributes: function(attributes)
 995         {
 996                 YAHOO.widget.Chart.superclass._initAttributes.call(this, attributes);
 997
 998                 /**
 999                  * @attribute request
1000                  * @description Request to be sent to the Chart's DataSource.
1001                  * @type String
1002                  */
1003                 this.getAttributeConfig("request",
1004                 {
1005                         method: this._getRequest
1006                 });
1007
1008                 this.setAttributeConfig("request",
1009                 {
1010                         method: this._setRequest
1011                 });
1012
1013                 /**
1014                  * @attribute dataSource
1015                  * @description The DataSource instance to display in the Chart.
1016                  * @type DataSource
1017                  */
1018                 this.getAttributeConfig("dataSource",
1019                 {
1020                         method: this._getDataSource
1021                 });
1022
1023                 this.setAttributeConfig("dataSource",
1024                 {
1025                         method: this._setDataSource
1026                 });
1027
1028                 /**
1029                  * @attribute series
1030                  * @description Defines the series to be displayed by the Chart.
1031                  * @type Array
1032                  */
1033                 this.getAttributeConfig("series",
1034                 {
1035                         method: this._getSeriesDefs
1036                 });
1037
1038                 this.setAttributeConfig("series",
1039                 {
1040                         method: this._setSeriesDefs
1041                 });
1042
1043                 /**
1044                  * @attribute categoryNames
1045                  * @description Defines the names of the categories to be displayed in the Chart..
1046                  * @type Array
1047                  */
1048                 this.getAttributeConfig("categoryNames",
1049                 {
1050                         method: this._getCategoryNames
1051                 });
1052
1053                 this.setAttributeConfig("categoryNames",
1054                 {
1055                         validator: YAHOO.lang.isArray,
1056                         method: this._setCategoryNames
1057                 });
1058
1059                 /**
1060                  * @attribute dataTipFunction
1061                  * @description The string representation of a globally-accessible function
1062                  * that may be called by the SWF to generate the datatip text for a Chart's item.
1063                  * @type String
1064                  */
1065                 this.getAttributeConfig("dataTipFunction",
1066                 {
1067                         method: this._getDataTipFunction
1068                 });
1069
1070                 this.setAttributeConfig("dataTipFunction",
1071                 {
1072                         method: this._setDataTipFunction
1073                 });
1074
1075                 /**
1076                  * @attribute polling
1077                  * @description A numeric value indicating the number of milliseconds between
1078                  * polling requests to the DataSource.
1079                  * @type Number
1080                  */
1081                 this.getAttributeConfig("polling",
1082                 {
1083                         method: this._getPolling
1084                 });
1085
1086                 this.setAttributeConfig("polling",
1087                 {
1088                         method: this._setPolling
1089                 });
1090         },
1091
1092         /**
1093          * Called when the SWF is ready for communication. Sets the type, initializes
1094          * the styles, and sets the DataSource.
1095          *
1096          * @method _loadHandler
1097          * @private
1098          */
1099         _loadHandler: function()
1100         {
1101                 //the type is set separately because it must be first!
1102                 this._swf.setType(this._type);
1103
1104                 //set initial styles
1105                 if(this._attributes.style)
1106                 {
1107                         var style = this._attributes.style;
1108                         this.setStyles(style);
1109                 }
1110
1111                 YAHOO.widget.Chart.superclass._loadHandler.call(this);
1112
1113                 if(this._dataSource)
1114                 {
1115                         this.set("dataSource", this._dataSource);
1116                 }
1117         },
1118
1119         /**
1120          * Sends (or resends) the request to the DataSource.
1121          *
1122          * @method refreshData
1123          */
1124         refreshData: function()
1125         {
1126                 if(!this._initialized)
1127                 {
1128                         return;
1129                 }
1130
1131                 if(this._dataSource !== null)
1132                 {
1133                         if(this._pollingID !== null)
1134                         {
1135                                 this._dataSource.clearInterval(this._pollingID);
1136                                 this._pollingID = null;
1137                         }
1138
1139                         if(this._pollingInterval > 0)
1140                         {
1141                                 this._pollingID = this._dataSource.setInterval(this._pollingInterval, this._request, this._loadDataHandler, this);
1142                         }
1143                         this._dataSource.sendRequest(this._request, this._loadDataHandler, this);
1144                 }
1145         },
1146
1147         /**
1148          * Called when the DataSource receives new data. The series definitions are used
1149          * to build a data provider for the SWF chart.
1150          *
1151          * @method _loadDataHandler
1152          * @private
1153          */
1154         _loadDataHandler: function(request, response, error)
1155         {
1156                 if(this._swf)
1157                 {
1158                         if(error)
1159                         {
1160                         }
1161                         else
1162                         {
1163                                 var i;
1164                                 if(this._seriesLabelFunctions)
1165                                 {
1166                                         var count = this._seriesLabelFunctions.length;
1167                                         for(i = 0; i < count; i++)
1168                                         {
1169                                                 YAHOO.widget.FlashAdapter.removeProxyFunction(this._seriesLabelFunctions[i]);
1170                                         }
1171                                         this._seriesLabelFunction = null;
1172                                 }
1173                                 this._seriesLabelFunctions = [];
1174
1175                                 //make a copy of the series definitions so that we aren't
1176                                 //editing them directly.
1177                                 var dataProvider = [];
1178                                 var seriesCount = 0;
1179                                 var currentSeries = null;
1180                                 if(this._seriesDefs !== null)
1181                                 {
1182                                         seriesCount = this._seriesDefs.length;
1183                                         for(i = 0; i < seriesCount; i++)
1184                                         {
1185                                                 currentSeries = this._seriesDefs[i];
1186                                                 var clonedSeries = {};
1187                                                 for(var prop in currentSeries)
1188                                                 {
1189                                                         if(YAHOO.lang.hasOwnProperty(currentSeries, prop))
1190                                                         {
1191                                                                 if(prop == "style")
1192                                                                 {
1193                                                                         if(currentSeries.style !== null)
1194                                                                         {
1195                                                                                 clonedSeries.style = YAHOO.lang.JSON.stringify(currentSeries.style);
1196                                                                         }
1197                                                                 }
1198
1199                                                                 else if(prop == "labelFunction")
1200                                                                 {
1201                                                                         if(currentSeries.labelFunction !== null &&
1202                                                                                 typeof currentSeries.labelFunction == "function")
1203                                                                         {
1204                                                                                 clonedSeries.labelFunction = YAHOO.widget.FlashAdapter.createProxyFunction(currentSeries.labelFunction);
1205                                                                                 this._seriesLabelFunctions.push(clonedSeries.labelFunction);
1206                                                                         }
1207                                                                 }
1208
1209                                                                 else
1210                                                                 {
1211                                                                         clonedSeries[prop] = currentSeries[prop];
1212                                                                 }
1213                                                         }
1214                                                 }
1215                                                 dataProvider.push(clonedSeries);
1216                                         }
1217                                 }
1218
1219                                 if(seriesCount > 0)
1220                                 {
1221                                         for(i = 0; i < seriesCount; i++)
1222                                         {
1223                                                 currentSeries = dataProvider[i];
1224                                                 if(!currentSeries.type)
1225                                                 {
1226                                                         currentSeries.type = this._type;
1227                                                 }
1228                                                 currentSeries.dataProvider = response.results;
1229                                         }
1230                                 }
1231                                 else
1232                                 {
1233                                         var series = {type: this._type, dataProvider: response.results};
1234                                         dataProvider.push(series);
1235                                 }
1236                                 this._swf.setDataProvider(dataProvider);
1237                         }
1238                 }
1239         },
1240
1241         /**
1242          * Storage for the request attribute.
1243          *
1244          * @property _request
1245          * @private
1246          */
1247         _request: "",
1248
1249         /**
1250          * Getter for the request attribute.
1251          *
1252          * @method _getRequest
1253          * @private
1254          */
1255         _getRequest: function()
1256         {
1257                 return this._request;
1258         },
1259
1260         /**
1261          * Setter for the request attribute.
1262          *
1263          * @method _setRequest
1264          * @private
1265          */
1266         _setRequest: function(value)
1267         {
1268                 this._request = value;
1269                 this.refreshData();
1270         },
1271
1272         /**
1273          * Storage for the dataSource attribute.
1274          *
1275          * @property _dataSource
1276          * @private
1277          */
1278         _dataSource: null,
1279
1280         /**
1281          * Getter for the dataSource attribute.
1282          *
1283          * @method _getDataSource
1284          * @private
1285          */
1286         _getDataSource: function()
1287         {
1288                 return this._dataSource;
1289         },
1290
1291         /**
1292          * Setter for the dataSource attribute.
1293          *
1294          * @method _setDataSource
1295          * @private
1296          */
1297         _setDataSource: function(value)
1298         {
1299                 this._dataSource = value;
1300                 this.refreshData();
1301         },
1302
1303         /**
1304          * Storage for the series attribute.
1305          *
1306          * @property _seriesDefs
1307          * @private
1308          */
1309         _seriesDefs: null,
1310
1311         /**
1312          * Getter for the series attribute.
1313          *
1314          * @method _getSeriesDefs
1315          * @private
1316          */
1317         _getSeriesDefs: function()
1318         {
1319                 return this._seriesDefs;
1320         },
1321
1322         /**
1323          * Setter for the series attribute.
1324          *
1325          * @method _setSeriesDefs
1326          * @private
1327          */
1328         _setSeriesDefs: function(value)
1329         {
1330                 this._seriesDefs = value;
1331                 this.refreshData();
1332         },
1333
1334         /**
1335          * Getter for the categoryNames attribute.
1336          *
1337          * @method _getCategoryNames
1338          * @private
1339          */
1340         _getCategoryNames: function()
1341         {
1342                 this._swf.getCategoryNames();
1343         },
1344
1345         /**
1346          * Setter for the categoryNames attribute.
1347          *
1348          * @method _setCategoryNames
1349          * @private
1350          */
1351         _setCategoryNames: function(value)
1352         {
1353                 this._swf.setCategoryNames(value);
1354         },
1355
1356         /**
1357          * Setter for the dataTipFunction attribute.
1358          *
1359          * @method _setDataTipFunction
1360          * @private
1361          */
1362         _setDataTipFunction: function(value)
1363         {
1364                 if(this._dataTipFunction)
1365                 {
1366                         YAHOO.widget.FlashAdapter.removeProxyFunction(this._dataTipFunction);
1367                 }
1368
1369                 if(value && typeof value == "function")
1370                 {
1371                         value = YAHOO.widget.FlashAdapter.createProxyFunction(value);
1372                         this._dataTipFunction = value;
1373                 }
1374                 this._swf.setDataTipFunction(value);
1375         },
1376
1377         /**
1378          * Getter for the polling attribute.
1379          *
1380          * @method _getPolling
1381          * @private
1382          */
1383         _getPolling: function()
1384         {
1385                 return this._pollingInterval;
1386         },
1387
1388         /**
1389          * Setter for the polling attribute.
1390          *
1391          * @method _setPolling
1392          * @private
1393          */
1394         _setPolling: function(value)
1395         {
1396                 this._pollingInterval = value;
1397                 this.refreshData();
1398         }
1399 });
1400
1401 /**
1402  * Storage for the dataTipFunction attribute.
1403  *
1404  * @property Chart.SWFURL
1405  * @private
1406  * @static
1407  * @final
1408  * @default "assets/charts.swf"
1409  */
1410 YAHOO.widget.Chart.SWFURL = "assets/charts.swf";
1411
1412 /**
1413  * PieChart class for the YUI Charts widget.
1414  *
1415  * @namespace YAHOO.widget
1416  * @class PieChart
1417  * @uses YAHOO.widget.Chart
1418  * @constructor
1419  * @param containerId {HTMLElement} Container element for the Flash Player instance.
1420  * @param dataSource {YAHOO.util.DataSource} DataSource instance.
1421  * @param attributes {object} (optional) Object literal of configuration values.
1422  */
1423 YAHOO.widget.PieChart = function(containerId, dataSource, attributes)
1424 {
1425         YAHOO.widget.PieChart.superclass.constructor.call(this, "pie", containerId, dataSource, attributes);
1426 };
1427
1428 YAHOO.lang.extend(YAHOO.widget.PieChart, YAHOO.widget.Chart,
1429 {
1430         /**
1431          * Initializes the attributes.
1432          *
1433          * @method _initAttributes
1434          * @private
1435          */
1436         _initAttributes: function(attributes)
1437         {
1438                 YAHOO.widget.PieChart.superclass._initAttributes.call(this, attributes);
1439
1440                 /**
1441                  * @attribute dataField
1442                  * @description The field in each item that corresponds to the data value.
1443                  * @type String
1444                  */
1445                 this.getAttributeConfig("dataField",
1446                 {
1447                         method: this._getDataField
1448                 });
1449
1450                 this.setAttributeConfig("dataField",
1451                 {
1452                         validator: YAHOO.lang.isString,
1453                         method: this._setDataField
1454                 });
1455
1456                 /**
1457                  * @attribute categoryField
1458                  * @description The field in each item that corresponds to the category value.
1459                  * @type String
1460                  */
1461                 this.getAttributeConfig("categoryField",
1462                 {
1463                         method: this._getCategoryField
1464                 });
1465
1466                 this.setAttributeConfig("categoryField",
1467                 {
1468                         validator: YAHOO.lang.isString,
1469                         method: this._setCategoryField
1470                 });
1471         },
1472
1473         /**
1474          * Getter for the dataField attribute.
1475          *
1476          * @method _getDataField
1477          * @private
1478          */
1479         _getDataField: function()
1480         {
1481                 return this._swf.getDataField();
1482         },
1483
1484         /**
1485          * Setter for the dataField attribute.
1486          *
1487          * @method _setDataField
1488          * @private
1489          */
1490         _setDataField: function(value)
1491         {
1492                 this._swf.setDataField(value);
1493         },
1494
1495         /**
1496          * Getter for the categoryField attribute.
1497          *
1498          * @method _getCategoryField
1499          * @private
1500          */
1501         _getCategoryField: function()
1502         {
1503                 return this._swf.getCategoryField();
1504         },
1505
1506         /**
1507          * Setter for the categoryField attribute.
1508          *
1509          * @method _setCategoryField
1510          * @private
1511          */
1512         _setCategoryField: function(value)
1513         {
1514                 this._swf.setCategoryField(value);
1515         }
1516 });
1517
1518 /**
1519  * CartesianChart class for the YUI Charts widget.
1520  *
1521  * @namespace YAHOO.widget
1522  * @class CartesianChart
1523  * @uses YAHOO.widget.Chart
1524  * @constructor
1525  * @param type {String} The char type. May be "line", "column", or "bar"
1526  * @param containerId {HTMLElement} Container element for the Flash Player instance.
1527  * @param dataSource {YAHOO.util.DataSource} DataSource instance.
1528  * @param attributes {object} (optional) Object literal of configuration values.
1529  */
1530  YAHOO.widget.CartesianChart = function(type, containerId, dataSource, attributes)
1531 {
1532         YAHOO.widget.CartesianChart.superclass.constructor.call(this, type, containerId, dataSource, attributes);
1533 };
1534
1535 YAHOO.lang.extend(YAHOO.widget.CartesianChart, YAHOO.widget.Chart,
1536 {
1537         /**
1538          * Stores a reference to the xAxis labelFunction created by
1539          * YAHOO.widget.FlashAdapter.createProxyFunction()
1540          * @property _xAxisLabelFunction
1541          * @type String
1542          * @private
1543          */
1544         _xAxisLabelFunction: null,
1545
1546         /**
1547          * Stores a reference to the yAxis labelFunction created by
1548          * YAHOO.widget.FlashAdapter.createProxyFunction()
1549          * @property _yAxisLabelFunction
1550          * @type String
1551          * @private
1552          */
1553         _yAxisLabelFunction: null,
1554
1555         destroy: function()
1556         {
1557                 //remove proxy functions
1558                 if(this._xAxisLabelFunction)
1559                 {
1560                         YAHOO.widget.FlashAdapter.removeProxyFunction(this._xAxisLabelFunction);
1561                         this._xAxisLabelFunction = null;
1562                 }
1563
1564                 if(this._yAxisLabelFunction)
1565                 {
1566                         YAHOO.widget.FlashAdapter.removeProxyFunction(this._yAxisLabelFunction);
1567                         this._yAxisLabelFunction = null;
1568                 }
1569
1570                 //call last
1571                 YAHOO.widget.CartesianChart.superclass.destroy.call(this);
1572         },
1573
1574         /**
1575          * Initializes the attributes.
1576          *
1577          * @method _initAttributes
1578          * @private
1579          */
1580         _initAttributes: function(attributes)
1581         {
1582                 YAHOO.widget.CartesianChart.superclass._initAttributes.call(this, attributes);
1583
1584                 /**
1585                  * @attribute xField
1586                  * @description The field in each item that corresponds to a value on the x axis.
1587                  * @type String
1588                  */
1589                 this.getAttributeConfig("xField",
1590                 {
1591                         method: this._getXField
1592                 });
1593
1594                 this.setAttributeConfig("xField",
1595                 {
1596                         validator: YAHOO.lang.isString,
1597                         method: this._setXField
1598                 });
1599
1600                 /**
1601                  * @attribute yField
1602                  * @description The field in each item that corresponds to a value on the x axis.
1603                  * @type String
1604                  */
1605                 this.getAttributeConfig("yField",
1606                 {
1607                         method: this._getYField
1608                 });
1609
1610                 this.setAttributeConfig("yField",
1611                 {
1612                         validator: YAHOO.lang.isString,
1613                         method: this._setYField
1614                 });
1615
1616                 /**
1617                  * @attribute xAxis
1618                  * @description A custom configuration for the horizontal x axis.
1619                  * @type Axis
1620                  */
1621                 this.setAttributeConfig("xAxis",
1622                 {
1623                         method: this._setXAxis
1624                 });
1625
1626                 /**
1627                  * @attribute yAxis
1628                  * @description A custom configuration for the vertical y axis.
1629                  * @type Axis
1630                  */
1631                 this.setAttributeConfig("yAxis",
1632                 {
1633                         method: this._setYAxis
1634                 });
1635         },
1636
1637         /**
1638          * Getter for the xField attribute.
1639          *
1640          * @method _getXField
1641          * @private
1642          */
1643         _getXField: function()
1644         {
1645                 return this._swf.getHorizontalField();
1646         },
1647
1648         /**
1649          * Setter for the xField attribute.
1650          *
1651          * @method _setXField
1652          * @private
1653          */
1654         _setXField: function(value)
1655         {
1656                 this._swf.setHorizontalField(value);
1657         },
1658
1659         /**
1660          * Getter for the yField attribute.
1661          *
1662          * @method _getYField
1663          * @private
1664          */
1665         _getYField: function()
1666         {
1667                 return this._swf.getVerticalField();
1668         },
1669
1670         /**
1671          * Setter for the yField attribute.
1672          *
1673          * @method _setYField
1674          * @private
1675          */
1676         _setYField: function(value)
1677         {
1678                 this._swf.setVerticalField(value);
1679         },
1680
1681         /**
1682          * Setter for the xAxis attribute.
1683          *
1684          * @method _setXAxis
1685          * @private
1686          */
1687         _setXAxis: function(value)
1688         {
1689                 if(this._xAxisLabelFunction !== null)
1690                 {
1691                         YAHOO.widget.FlashAdapter.removeProxyFunction(this._xAxisLabelFunction);
1692                         this._xAxisLabelFunction = null;
1693                 }
1694
1695                 var clonedXAxis = {};
1696                 for(var prop in value)
1697                 {
1698                         if(prop == "labelFunction")
1699                         {
1700                                 if(value.labelFunction !== null)
1701                                 {
1702                                         if(typeof value.labelFunction == "function")
1703                                         {
1704                                                 clonedXAxis.labelFunction = YAHOO.widget.FlashAdapter.createProxyFunction(value.labelFunction);
1705                                         }
1706                                         else
1707                                         {
1708                                                 clonedXAxis.labelFunction = value.labelFunction;
1709                                         }
1710                                         this._xAxisLabelFunction = clonedXAxis.labelFunction;
1711                                 }
1712                         }
1713                         else
1714                         {
1715                                 clonedXAxis[prop] = value[prop];
1716                         }
1717                 }
1718                 this._swf.setHorizontalAxis(clonedXAxis);
1719         },
1720
1721         /**
1722          * Getter for the yAxis attribute.
1723          *
1724          * @method _setYAxis
1725          * @private
1726          */
1727         _setYAxis: function(value)
1728         {
1729                 if(this._yAxisLabelFunction !== null)
1730                 {
1731                         YAHOO.widget.FlashAdapter.removeProxyFunction(this._yAxisLabelFunction);
1732                         this._yAxisLabelFunction = null;
1733                 }
1734
1735                 var clonedYAxis = {};
1736                 for(var prop in value)
1737                 {
1738                         if(prop == "labelFunction")
1739                         {
1740                                 if(value.labelFunction !== null)
1741                                 {
1742                                         if(typeof value.labelFunction == "function")
1743                                         {
1744                                                 clonedYAxis.labelFunction = YAHOO.widget.FlashAdapter.createProxyFunction(value.labelFunction);
1745                                         }
1746                                         else
1747                                         {
1748                                                 clonedYAxis.labelFunction = value.labelFunction;
1749                                         }
1750                                         this._yAxisLabelFunction = clonedYAxis.labelFunction;
1751                                 }
1752                         }
1753                         else
1754                         {
1755                                 clonedYAxis[prop] = value[prop];
1756                         }
1757                 }
1758                 this._swf.setVerticalAxis(clonedYAxis);
1759         }
1760 });
1761
1762 /**
1763  * LineChart class for the YUI Charts widget.
1764  *
1765  * @namespace YAHOO.widget
1766  * @class LineChart
1767  * @uses YAHOO.widget.CartesianChart
1768  * @constructor
1769  * @param containerId {HTMLElement} Container element for the Flash Player instance.
1770  * @param dataSource {YAHOO.util.DataSource} DataSource instance.
1771  * @param attributes {object} (optional) Object literal of configuration values.
1772  */
1773 YAHOO.widget.LineChart = function(containerId, dataSource, attributes)
1774 {
1775         YAHOO.widget.LineChart.superclass.constructor.call(this, "line", containerId, dataSource, attributes);
1776 };
1777
1778 YAHOO.lang.extend(YAHOO.widget.LineChart, YAHOO.widget.CartesianChart);
1779
1780 /**
1781  * ColumnChart class for the YUI Charts widget.
1782  *
1783  * @namespace YAHOO.widget
1784  * @class ColumnChart
1785  * @uses YAHOO.widget.CartesianChart
1786  * @constructor
1787  * @param containerId {HTMLElement} Container element for the Flash Player instance.
1788  * @param dataSource {YAHOO.util.DataSource} DataSource instance.
1789  * @param attributes {object} (optional) Object literal of configuration values.
1790  */
1791 YAHOO.widget.ColumnChart = function(containerId, dataSource, attributes)
1792 {
1793         YAHOO.widget.ColumnChart.superclass.constructor.call(this, "column", containerId, dataSource, attributes);
1794 };
1795
1796 YAHOO.lang.extend(YAHOO.widget.ColumnChart, YAHOO.widget.CartesianChart);
1797
1798 /**
1799  * BarChart class for the YUI Charts widget.
1800  *
1801  * @namespace YAHOO.widget
1802  * @class BarChart
1803  * @uses YAHOO.widget.CartesianChart
1804  * @constructor
1805  * @param containerId {HTMLElement} Container element for the Flash Player instance.
1806  * @param dataSource {YAHOO.util.DataSource} DataSource instance.
1807  * @param attributes {object} (optional) Object literal of configuration values.
1808  */
1809 YAHOO.widget.BarChart = function(containerId, dataSource, attributes)
1810 {
1811         YAHOO.widget.BarChart.superclass.constructor.call(this, "bar", containerId, dataSource, attributes);
1812 };
1813
1814 YAHOO.lang.extend(YAHOO.widget.BarChart, YAHOO.widget.CartesianChart);
1815
1816 /**
1817  * StackedColumnChart class for the YUI Charts widget.
1818  *
1819  * @namespace YAHOO.widget
1820  * @class StackedColumnChart
1821  * @uses YAHOO.widget.CartesianChart
1822  * @constructor
1823  * @param containerId {HTMLElement} Container element for the Flash Player instance.
1824  * @param dataSource {YAHOO.util.DataSource} DataSource instance.
1825  * @param attributes {object} (optional) Object literal of configuration values.
1826  */
1827 YAHOO.widget.StackedColumnChart = function(containerId, dataSource, attributes)
1828 {
1829         YAHOO.widget.StackedColumnChart.superclass.constructor.call(this, "stackcolumn", containerId, dataSource, attributes);
1830 };
1831
1832 YAHOO.lang.extend(YAHOO.widget.StackedColumnChart, YAHOO.widget.CartesianChart);
1833
1834 /**
1835  * StackedBarChart class for the YUI Charts widget.
1836  *
1837  * @namespace YAHOO.widget
1838  * @class StackedBarChart
1839  * @uses YAHOO.widget.CartesianChart
1840  * @constructor
1841  * @param containerId {HTMLElement} Container element for the Flash Player instance.
1842  * @param dataSource {YAHOO.util.DataSource} DataSource instance.
1843  * @param attributes {object} (optional) Object literal of configuration values.
1844  */
1845 YAHOO.widget.StackedBarChart = function(containerId, dataSource, attributes)
1846 {
1847         YAHOO.widget.StackedBarChart.superclass.constructor.call(this, "stackbar", containerId, dataSource, attributes);
1848 };
1849
1850 YAHOO.lang.extend(YAHOO.widget.StackedBarChart, YAHOO.widget.CartesianChart);
1851
1852 /**
1853  * Defines a CartesianChart's vertical or horizontal axis.
1854  *
1855  * @namespace YAHOO.widget
1856  * @class Axis
1857  * @constructor
1858  */
1859 YAHOO.widget.Axis = function()
1860 {
1861 };
1862
1863 YAHOO.widget.Axis.prototype =
1864 {
1865         /**
1866          * The type of axis.
1867          *
1868          * @property type
1869          * @type String
1870          */
1871         type: null,
1872
1873         /**
1874          * If true, the items on the axis will be drawn in opposite direction.
1875          *
1876          * @property reverse
1877          * @type Boolean
1878          */
1879         reverse: false,
1880
1881         /**
1882          * A string reference to the globally-accessible function that may be called to
1883          * determine each of the label values for this axis. Also accepts function references.
1884          *
1885          * @property labelFunction
1886          * @type String
1887          */
1888         labelFunction: null,
1889
1890         /**
1891          * The space, in pixels, between labels on an axis.
1892          *
1893          * @property labelSpacing
1894          * @type Number
1895          */
1896         labelSpacing: 2,
1897
1898         /**
1899          * The text that will appear next to the axis to indicate information about the data that it displays.
1900          *
1901          * @property title
1902          * @type String
1903          */
1904         title: null
1905 };
1906
1907 /**
1908  * A type of axis whose units are measured in numeric values.
1909  *
1910  * @namespace YAHOO.widget
1911  * @class NumericAxis
1912  * @extends YAHOO.widget.Axis
1913  * @constructor
1914  */
1915 YAHOO.widget.NumericAxis = function()
1916 {
1917         YAHOO.widget.NumericAxis.superclass.constructor.call(this);
1918 };
1919
1920 YAHOO.lang.extend(YAHOO.widget.NumericAxis, YAHOO.widget.Axis,
1921 {
1922         type: "numeric",
1923
1924         /**
1925          * The minimum value drawn by the axis. If not set explicitly, the axis minimum
1926          * will be calculated automatically.
1927          *
1928          * @property minimum
1929          * @type Number
1930          */
1931         minimum: NaN,
1932
1933         /**
1934          * The maximum value drawn by the axis. If not set explicitly, the axis maximum
1935          * will be calculated automatically.
1936          *
1937          * @property maximum
1938          * @type Number
1939          */
1940         maximum: NaN,
1941
1942         /**
1943          * The spacing between major intervals on this axis.
1944          *
1945          * @property majorUnit
1946          * @type Number
1947          */
1948         majorUnit: NaN,
1949
1950         /**
1951          * The spacing between minor intervals on this axis.
1952          *
1953          * @property minorUnit
1954          * @type Number
1955          */
1956         minorUnit: NaN,
1957
1958         /**
1959          * If true, the labels, ticks, gridlines, and other objects will snap to
1960          * the nearest major or minor unit. If false, their position will be based
1961          * on the minimum value.
1962          *
1963          * @property snapToUnits
1964          * @type Boolean
1965          */
1966         snapToUnits: true,
1967
1968         /**
1969          * Series that are stackable will only stack when this value is set to true.
1970          *
1971          * @property stackingEnabled
1972          * @type Boolean
1973          */
1974         stackingEnabled: false,
1975
1976         /**
1977          * If true, and the bounds are calculated automatically, either the minimum or
1978          * maximum will be set to zero.
1979          *
1980          * @property alwaysShowZero
1981          * @type Boolean
1982          */
1983         alwaysShowZero: true,
1984
1985         /**
1986          * The scaling algorithm to use on this axis. May be "linear" or "logarithmic".
1987          *
1988          * @property scale
1989          * @type String
1990          */
1991         scale: "linear",
1992
1993         /**
1994          * Indicates whether to round the major unit.
1995          *
1996          * @property roundMajorUnit
1997          * @type Boolean
1998          */
1999         roundMajorUnit: true
2000 });
2001
2002 /**
2003  * A type of axis whose units are measured in time-based values.
2004  *
2005  * @namespace YAHOO.widget
2006  * @class TimeAxis
2007  * @constructor
2008  */
2009 YAHOO.widget.TimeAxis = function()
2010 {
2011         YAHOO.widget.TimeAxis.superclass.constructor.call(this);
2012 };
2013
2014 YAHOO.lang.extend(YAHOO.widget.TimeAxis, YAHOO.widget.Axis,
2015 {
2016         type: "time",
2017
2018         /**
2019          * The minimum value drawn by the axis. If not set explicitly, the axis minimum
2020          * will be calculated automatically.
2021          *
2022          * @property minimum
2023          * @type Date
2024          */
2025         minimum: null,
2026
2027         /**
2028          * The maximum value drawn by the axis. If not set explicitly, the axis maximum
2029          * will be calculated automatically.
2030          *
2031          * @property maximum
2032          * @type Number
2033          */
2034         maximum: null,
2035
2036         /**
2037          * The spacing between major intervals on this axis.
2038          *
2039          * @property majorUnit
2040          * @type Number
2041          */
2042         majorUnit: NaN,
2043
2044         /**
2045          * The time unit used by the majorUnit.
2046          *
2047          * @property majorTimeUnit
2048          * @type String
2049          */
2050         majorTimeUnit: null,
2051
2052         /**
2053          * The spacing between minor intervals on this axis.
2054          *
2055          * @property majorUnit
2056          * @type Number
2057          */
2058         minorUnit: NaN,
2059
2060         /**
2061          * The time unit used by the minorUnit.
2062          *
2063          * @property majorTimeUnit
2064          * @type String
2065          */
2066         minorTimeUnit: null,
2067
2068         /**
2069          * If true, the labels, ticks, gridlines, and other objects will snap to
2070          * the nearest major or minor unit. If false, their position will be based
2071          * on the minimum value.
2072          *
2073          * @property snapToUnits
2074          * @type Boolean
2075          */
2076         snapToUnits: true,
2077
2078         /**
2079          * Series that are stackable will only stack when this value is set to true.
2080          *
2081          * @property stackingEnabled
2082          * @type Boolean
2083          */
2084         stackingEnabled: false
2085 });
2086
2087 /**
2088  * A type of axis that displays items in categories.
2089  *
2090  * @namespace YAHOO.widget
2091  * @class CategoryAxis
2092  * @constructor
2093  */
2094 YAHOO.widget.CategoryAxis = function()
2095 {
2096         YAHOO.widget.CategoryAxis.superclass.constructor.call(this);
2097 };
2098
2099 YAHOO.lang.extend(YAHOO.widget.CategoryAxis, YAHOO.widget.Axis,
2100 {
2101         type: "category",
2102
2103         /**
2104          * A list of category names to display along this axis.
2105          *
2106          * @property categoryNames
2107          * @type Array
2108          */
2109         categoryNames: null,
2110
2111         /**
2112          * Indicates whether or not to calculate the number of categories (ticks and labels)
2113          * when there is not enough room to display all labels on the axis. If set to true, the axis
2114          * will determine the number of categories to plot. If not, all categories will be plotted.
2115          *
2116          * @property calcualateCategoryCount
2117          * @type Boolean
2118          */
2119         calculateCategoryCount: false
2120 });
2121
2122 /**
2123  * Functionality common to most series. Generally, a <code>Series</code>
2124  * object shouldn't be instantiated directly. Instead, a subclass with a
2125  * concrete implementation should be used.
2126  *
2127  * @namespace YAHOO.widget
2128  * @class Series
2129  * @constructor
2130  */
2131 YAHOO.widget.Series = function() {};
2132
2133 YAHOO.widget.Series.prototype =
2134 {
2135         /**
2136          * The type of series.
2137          *
2138          * @property type
2139          * @type String
2140          */
2141         type: null,
2142
2143         /**
2144          * The human-readable name of the series.
2145          *
2146          * @property displayName
2147          * @type String
2148          */
2149         displayName: null
2150 };
2151
2152 /**
2153  * Functionality common to most series appearing in cartesian charts.
2154  * Generally, a <code>CartesianSeries</code> object shouldn't be
2155  * instantiated directly. Instead, a subclass with a concrete implementation
2156  * should be used.
2157  *
2158  * @namespace YAHOO.widget
2159  * @class CartesianSeries
2160  * @uses YAHOO.widget.Series
2161  * @constructor
2162  */
2163 YAHOO.widget.CartesianSeries = function()
2164 {
2165         YAHOO.widget.CartesianSeries.superclass.constructor.call(this);
2166 };
2167
2168 YAHOO.lang.extend(YAHOO.widget.CartesianSeries, YAHOO.widget.Series,
2169 {
2170         /**
2171          * The field used to access the x-axis value from the items from the data source.
2172          *
2173          * @property xField
2174          * @type String
2175          */
2176         xField: null,
2177
2178         /**
2179          * The field used to access the y-axis value from the items from the data source.
2180          *
2181          * @property yField
2182          * @type String
2183          */
2184         yField: null
2185 });
2186
2187 /**
2188  * ColumnSeries class for the YUI Charts widget.
2189  *
2190  * @namespace YAHOO.widget
2191  * @class ColumnSeries
2192  * @uses YAHOO.widget.CartesianSeries
2193  * @constructor
2194  */
2195 YAHOO.widget.ColumnSeries = function()
2196 {
2197         YAHOO.widget.ColumnSeries.superclass.constructor.call(this);
2198 };
2199
2200 YAHOO.lang.extend(YAHOO.widget.ColumnSeries, YAHOO.widget.CartesianSeries,
2201 {
2202         type: "column"
2203 });
2204
2205 /**
2206  * LineSeries class for the YUI Charts widget.
2207  *
2208  * @namespace YAHOO.widget
2209  * @class LineSeries
2210  * @uses YAHOO.widget.CartesianSeries
2211  * @constructor
2212  */
2213 YAHOO.widget.LineSeries = function()
2214 {
2215         YAHOO.widget.LineSeries.superclass.constructor.call(this);
2216 };
2217
2218 YAHOO.lang.extend(YAHOO.widget.LineSeries, YAHOO.widget.CartesianSeries,
2219 {
2220         type: "line"
2221 });
2222
2223
2224 /**
2225  * BarSeries class for the YUI Charts widget.
2226  *
2227  * @namespace YAHOO.widget
2228  * @class BarSeries
2229  * @uses YAHOO.widget.CartesianSeries
2230  * @constructor
2231  */
2232 YAHOO.widget.BarSeries = function()
2233 {
2234         YAHOO.widget.BarSeries.superclass.constructor.call(this);
2235 };
2236
2237 YAHOO.lang.extend(YAHOO.widget.BarSeries, YAHOO.widget.CartesianSeries,
2238 {
2239         type: "bar"
2240 });
2241
2242
2243 /**
2244  * PieSeries class for the YUI Charts widget.
2245  *
2246  * @namespace YAHOO.widget
2247  * @class PieSeries
2248  * @uses YAHOO.widget.Series
2249  * @constructor
2250  */
2251 YAHOO.widget.PieSeries = function()
2252 {
2253         YAHOO.widget.PieSeries.superclass.constructor.call(this);
2254 };
2255
2256 YAHOO.lang.extend(YAHOO.widget.PieSeries, YAHOO.widget.Series,
2257 {
2258         type: "pie",
2259
2260         /**
2261          * The field used to access the data value from the items from the data source.
2262          *
2263          * @property dataField
2264          * @type String
2265          */
2266         dataField: null,
2267
2268         /**
2269          * The field used to access the category value from the items from the data source.
2270          *
2271          * @property categoryField
2272          * @type String
2273          */
2274         categoryField: null,
2275
2276         /**
2277          * A string reference to the globally-accessible function that may be called to
2278          * determine each of the label values for this series. Also accepts function references.
2279          *
2280          * @property labelFunction
2281          * @type String
2282          */
2283         labelFunction: null
2284 });
2285
2286 /**
2287  * StackedBarSeries class for the YUI Charts widget.
2288  *
2289  * @namespace YAHOO.widget
2290  * @class StackedBarSeries
2291  * @uses YAHOO.widget.CartesianSeries
2292  * @constructor
2293  */
2294 YAHOO.widget.StackedBarSeries = function()
2295 {
2296         YAHOO.widget.StackedBarSeries.superclass.constructor.call(this);
2297 };
2298
2299 YAHOO.lang.extend(YAHOO.widget.StackedBarSeries, YAHOO.widget.CartesianSeries,
2300 {
2301         type: "stackbar"
2302 });
2303
2304 /**
2305  * StackedColumnSeries class for the YUI Charts widget.
2306  *
2307  * @namespace YAHOO.widget
2308  * @class StackedColumnSeries
2309  * @uses YAHOO.widget.CartesianSeries
2310  * @constructor
2311  */
2312 YAHOO.widget.StackedColumnSeries = function()
2313 {
2314         YAHOO.widget.StackedColumnSeries.superclass.constructor.call(this);
2315 };
2316
2317 YAHOO.lang.extend(YAHOO.widget.StackedColumnSeries, YAHOO.widget.CartesianSeries,
2318 {
2319         type: "stackcolumn"
2320 });
2321
2322 YAHOO.register("charts", YAHOO.widget.Chart, {version: "2.7.0", build: "1799"});