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/*
Copyright (c) 2004-2011, The Dojo Foundation All Rights Reserved.
Available via Academic Free License >= 2.1 OR the modified BSD license.
see: http://dojotoolkit.org/license for details
*/
if(!dojo._hasResource["dojox.geo.charting.widget.Legend"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
dojo._hasResource["dojox.geo.charting.widget.Legend"] = true;
dojo.provide("dojox.geo.charting.widget.Legend");
dojo.require("dijit._Widget");
dojo.require("dijit._Templated");
dojo.require("dojox.lang.functional.array");
dojo.require("dojox.lang.functional.fold");
dojo.declare("dojox.geo.charting.widget.Legend",[dijit._Widget, dijit._Templated], {
templateString: "<table dojoAttachPoint='legendNode' class='dojoxLegendNode'><tbody dojoAttachPoint='legendBody'></tbody></table>",
horizontal:true,
legendNode:null,
legendBody:null,
swatchSize:18,
postCreate: function(){
if(!this.map){return;}
this.series = this.map.series;
dojo.byId(this.map.container).appendChild(this.domNode);
this.refresh();
},
refresh:function(){
// cleanup
while(this.legendBody.lastChild){
dojo.destroy(this.legendBody.lastChild);
}
if(this.horizontal){
dojo.addClass(this.legendNode,"dojoxLegendHorizontal");
this._tr = dojo.doc.createElement("tr");
this.legendBody.appendChild(this._tr);
}
var s = this.series;
if(s.length == 0){return;}
dojo.forEach(s,function(x){
this._addLabel(x.color, x.name);
},this);
},
_addLabel:function(color,label){
var icon = dojo.doc.createElement("td");
var text = dojo.doc.createElement("td");
var div = dojo.doc.createElement("div");
dojo.addClass(icon, "dojoxLegendIcon");
dojo.addClass(text, "dojoxLegendText");
div.style.width = this.swatchSize + "px";
div.style.height = this.swatchSize + "px";
icon.appendChild(div);
if(this.horizontal){
this._tr.appendChild(icon);
this._tr.appendChild(text);
}else{
var tr = dojo.doc.createElement("tr");
this.legendBody.appendChild(tr);
tr.appendChild(icon);
tr.appendChild(text);
}
div.style.background = color;
text.innerHTML = String(label);
}
});
}
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