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root / trunk / web / dojo / dojox / charting / plot2d / StackedColumns.js @ 12

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/*
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        Copyright (c) 2004-2010, The Dojo Foundation All Rights Reserved.
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        Available via Academic Free License >= 2.1 OR the modified BSD license.
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        see: http://dojotoolkit.org/license for details
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*/
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if(!dojo._hasResource["dojox.charting.plot2d.StackedColumns"]){
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dojo._hasResource["dojox.charting.plot2d.StackedColumns"]=true;
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dojo.provide("dojox.charting.plot2d.StackedColumns");
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dojo.require("dojox.charting.plot2d.common");
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dojo.require("dojox.charting.plot2d.Columns");
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dojo.require("dojox.lang.functional");
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dojo.require("dojox.lang.functional.reversed");
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(function(){
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var df=dojox.lang.functional,dc=dojox.charting.plot2d.common,_1=df.lambda("item.purgeGroup()");
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dojo.declare("dojox.charting.plot2d.StackedColumns",dojox.charting.plot2d.Columns,{getSeriesStats:function(){
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var _2=dc.collectStackedStats(this.series);
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this._maxRunLength=_2.hmax;
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_2.hmin-=0.5;
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_2.hmax+=0.5;
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return _2;
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},render:function(_3,_4){
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if(this._maxRunLength<=0){
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return this;
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}
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var _5=df.repeat(this._maxRunLength,"-> 0",0);
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for(var i=0;i<this.series.length;++i){
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var _6=this.series[i];
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for(var j=0;j<_6.data.length;++j){
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var _7=_6.data[j];
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if(_7!==null){
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var v=typeof _7=="number"?_7:_7.y;
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if(isNaN(v)){
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v=0;
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}
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_5[j]+=v;
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}
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}
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}
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if(this.zoom&&!this.isDataDirty()){
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return this.performZoom(_3,_4);
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}
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this.resetEvents();
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this.dirty=this.isDirty();
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if(this.dirty){
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dojo.forEach(this.series,_1);
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this._eventSeries={};
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this.cleanGroup();
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var s=this.group;
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df.forEachRev(this.series,function(_8){
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_8.cleanGroup(s);
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});
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}
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var t=this.chart.theme,f,_9,_a,ht=this._hScaler.scaler.getTransformerFromModel(this._hScaler),vt=this._vScaler.scaler.getTransformerFromModel(this._vScaler),_b=this.events();
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f=dc.calculateBarSize(this._hScaler.bounds.scale,this.opt);
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_9=f.gap;
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_a=f.size;
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for(var i=this.series.length-1;i>=0;--i){
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var _6=this.series[i];
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if(!this.dirty&&!_6.dirty){
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t.skip();
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this._reconnectEvents(_6.name);
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continue;
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}
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_6.cleanGroup();
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var _c=t.next("column",[this.opt,_6]),s=_6.group,_d=new Array(_5.length);
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for(var j=0;j<_5.length;++j){
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var _7=_6.data[j];
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if(_7!==null){
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var v=_5[j],_e=vt(v),_f=typeof _7!="number"?t.addMixin(_c,"column",_7,true):t.post(_c,"column");
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if(_a>=1&&_e>=1){
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var _10={x:_4.l+ht(j+0.5)+_9,y:_3.height-_4.b-vt(v),width:_a,height:_e};
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var _11=this._plotFill(_f.series.fill,_3,_4);
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_11=this._shapeFill(_11,_10);
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var _12=s.createRect(_10).setFill(_11).setStroke(_f.series.stroke);
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_6.dyn.fill=_12.getFill();
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_6.dyn.stroke=_12.getStroke();
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if(_b){
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var o={element:"column",index:j,run:_6,shape:_12,x:j+0.5,y:v};
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this._connectEvents(o);
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_d[j]=o;
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}
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if(this.animate){
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this._animateColumn(_12,_3.height-_4.b,_e);
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}
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}
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}
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}
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this._eventSeries[_6.name]=_d;
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_6.dirty=false;
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for(var j=0;j<_6.data.length;++j){
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var _7=_6.data[j];
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if(_7!==null){
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var v=typeof _7=="number"?_7:_7.y;
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if(isNaN(v)){
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v=0;
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}
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_5[j]-=v;
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}
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}
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}
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this.dirty=false;
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return this;
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}});
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})();
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}