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root / trunk / web / dojo / dojox / charting / plot2d / Columns.js @ 10

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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.Columns"]){
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dojo._hasResource["dojox.charting.plot2d.Columns"]=true;
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dojo.provide("dojox.charting.plot2d.Columns");
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dojo.require("dojox.charting.plot2d.common");
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dojo.require("dojox.charting.plot2d.Base");
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dojo.require("dojox.gfx.fx");
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dojo.require("dojox.lang.utils");
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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,du=dojox.lang.utils,dc=dojox.charting.plot2d.common,_1=df.lambda("item.purgeGroup()");
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dojo.declare("dojox.charting.plot2d.Columns",dojox.charting.plot2d.Base,{defaultParams:{hAxis:"x",vAxis:"y",gap:0,animate:null},optionalParams:{minBarSize:1,maxBarSize:1,stroke:{},outline:{},shadow:{},fill:{},font:"",fontColor:""},constructor:function(_2,_3){
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this.opt=dojo.clone(this.defaultParams);
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du.updateWithObject(this.opt,_3);
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du.updateWithPattern(this.opt,_3,this.optionalParams);
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this.series=[];
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this.hAxis=this.opt.hAxis;
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this.vAxis=this.opt.vAxis;
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this.animate=this.opt.animate;
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},getSeriesStats:function(){
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var _4=dc.collectSimpleStats(this.series);
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_4.hmin-=0.5;
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_4.hmax+=0.5;
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return _4;
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},render:function(_5,_6){
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if(this.zoom&&!this.isDataDirty()){
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return this.performZoom(_5,_6);
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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(_7){
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_7.cleanGroup(s);
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});
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}
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var t=this.chart.theme,f,_8,_9,ht=this._hScaler.scaler.getTransformerFromModel(this._hScaler),vt=this._vScaler.scaler.getTransformerFromModel(this._vScaler),_a=Math.max(0,this._vScaler.bounds.lower),_b=vt(_a),_c=this.events();
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f=dc.calculateBarSize(this._hScaler.bounds.scale,this.opt);
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_8=f.gap;
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_9=f.size;
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for(var i=this.series.length-1;i>=0;--i){
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var _d=this.series[i];
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if(!this.dirty&&!_d.dirty){
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t.skip();
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this._reconnectEvents(_d.name);
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continue;
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}
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_d.cleanGroup();
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var _e=t.next("column",[this.opt,_d]),s=_d.group,_f=new Array(_d.data.length);
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for(var j=0;j<_d.data.length;++j){
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var _10=_d.data[j];
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if(_10!==null){
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var v=typeof _10=="number"?_10:_10.y,vv=vt(v),_11=vv-_b,h=Math.abs(_11),_12=typeof _10!="number"?t.addMixin(_e,"column",_10,true):t.post(_e,"column");
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if(_9>=1&&h>=1){
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var _13={x:_6.l+ht(j+0.5)+_8,y:_5.height-_6.b-(v>_a?vv:_b),width:_9,height:h};
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var _14=this._plotFill(_12.series.fill,_5,_6);
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_14=this._shapeFill(_14,_13);
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var _15=s.createRect(_13).setFill(_14).setStroke(_12.series.stroke);
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_d.dyn.fill=_15.getFill();
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_d.dyn.stroke=_15.getStroke();
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if(_c){
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var o={element:"column",index:j,run:_d,shape:_15,x:j+0.5,y:v};
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this._connectEvents(o);
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_f[j]=o;
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}
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if(this.animate){
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this._animateColumn(_15,_5.height-_6.b-_b,h);
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}
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}
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}
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}
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this._eventSeries[_d.name]=_f;
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_d.dirty=false;
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}
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this.dirty=false;
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return this;
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},_animateColumn:function(_16,_17,_18){
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dojox.gfx.fx.animateTransform(dojo.delegate({shape:_16,duration:1200,transform:[{name:"translate",start:[0,_17-(_17/_18)],end:[0,0]},{name:"scale",start:[1,1/_18],end:[1,1]},{name:"original"}]},this.animate)).play();
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}});
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})();
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}