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- /*
- Copyright (c) 2004-2009, 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.charting.plot2d.Candlesticks"]){dojo._hasResource["dojox.charting.plot2d.Candlesticks"]=true;dojo.provide("dojox.charting.plot2d.Candlesticks");dojo.require("dojox.charting.plot2d.common");dojo.require("dojox.charting.plot2d.Base");dojo.require("dojox.lang.utils");dojo.require("dojox.lang.functional");dojo.require("dojox.lang.functional.reversed");(function(){var df=dojox.lang.functional,du=dojox.lang.utils,dc=dojox.charting.plot2d.common,_1=df.lambda("item.purgeGroup()");dojo.declare("dojox.charting.plot2d.Candlesticks",dojox.charting.plot2d.Base,{defaultParams:{hAxis:"x",vAxis:"y",gap:2,shadows:null},optionalParams:{minBarSize:1,maxBarSize:1},constructor:function(_2,_3){this.opt=dojo.clone(this.defaultParams);du.updateWithObject(this.opt,_3);du.updateWithPattern(this.opt,_3,this.optionalParams);this.series=[];this.hAxis=this.opt.hAxis;this.vAxis=this.opt.vAxis;},collectStats:function(_4){var _5=dojo.clone(dc.defaultStats);for(var i=0;i<_4.length;i++){var _6=_4[i];if(!_6.data.length){continue;}var _7=_5.vmin,_8=_5.vmax;if(!("ymin" in _6)||!("ymax" in _6)){dojo.forEach(_6.data,function(_9,_a){var x=_9.x||_a+1;_5.hmin=Math.min(_5.hmin,x);_5.hmax=Math.max(_5.hmax,x);_5.vmin=Math.min(_5.vmin,_9.open,_9.close,_9.high,_9.low);_5.vmax=Math.max(_5.vmax,_9.open,_9.close,_9.high,_9.low);});}if("ymin" in _6){_5.vmin=Math.min(_7,_6.ymin);}if("ymax" in _6){_5.vmax=Math.max(_8,_6.ymax);}}return _5;},calculateAxes:function(_b){var _c=this.collectStats(this.series),t;_c.hmin-=0.5;_c.hmax+=0.5;this._calc(_b,_c);return this;},render:function(_d,_e){this.dirty=this.isDirty();if(this.dirty){dojo.forEach(this.series,_1);this.cleanGroup();var s=this.group;df.forEachRev(this.series,function(_f){_f.cleanGroup(s);});}var t=this.chart.theme,_10,_11,_12,f,gap,_13,ht=this._hScaler.scaler.getTransformerFromModel(this._hScaler),vt=this._vScaler.scaler.getTransformerFromModel(this._vScaler),_14=Math.max(0,this._vScaler.bounds.lower),_15=vt(_14),_16=this.events();f=dc.calculateBarSize(this._hScaler.bounds.scale,this.opt);gap=f.gap;_13=f.size;this.resetEvents();for(var i=this.series.length-1;i>=0;--i){var run=this.series[i];if(!this.dirty&&!run.dirty){continue;}run.cleanGroup();var s=run.group;if(!run.fill||!run.stroke){_10=run.dyn.color=new dojo.Color(t.next("color"));}_11=run.stroke?run.stroke:dc.augmentStroke(t.series.stroke,_10);_12=run.fill?run.fill:dc.augmentFill(t.series.fill,_10);for(var j=0;j<run.data.length;++j){var v=run.data[j];var x=ht(v.x||(j+0.5))+_e.l+gap,y=_d.height-_e.b,_17=vt(v.open),_18=vt(v.close),_19=vt(v.high),low=vt(v.low);if("mid" in v){var mid=vt(v.mid);}if(low>_19){var tmp=_19;_19=low;low=tmp;}if(_13>=1){var _1a=_17>_18;var _1b={x1:_13/2,x2:_13/2,y1:y-_19,y2:y-low},_1c={x:0,y:y-Math.max(_17,_18),width:_13,height:Math.max(_1a?_17-_18:_18-_17,1)};shape=s.createGroup();shape.setTransform({dx:x,dy:0});var _1d=shape.createGroup();_1d.createLine(_1b).setStroke(_11);_1d.createRect(_1c).setStroke(_11).setFill(_1a?_12:"white");if("mid" in v){_1d.createLine({x1:(_11.width||1),x2:_13-(_11.width||1),y1:y-mid,y2:y-mid}).setStroke(_1a?{color:"white"}:_11);}run.dyn.fill=_12;run.dyn.stroke=_11;if(_16){var o={element:"candlestick",index:j,run:run,plot:this,hAxis:this.hAxis||null,vAxis:this.vAxis||null,shape:_1d,x:x,y:y-Math.max(_17,_18),cx:_13/2,cy:(y-Math.max(_17,_18))+(Math.max(_1a?_17-_18:_18-_17,1)/2),width:_13,height:Math.max(_1a?_17-_18:_18-_17,1),data:v};this._connectEvents(shape,o);}}}run.dirty=false;}this.dirty=false;return this;}});})();}
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