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1 line
9.0 KiB
JavaScript
1 line
9.0 KiB
JavaScript
5 years ago
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define("echarts/chart/venn",["require","./base","zrender/shape/Text","zrender/shape/Circle","zrender/shape/Path","../config","../util/ecData","zrender/tool/util","../chart"],function(e){function t(e,t,n,a,o){i.call(this,e,t,n,a,o),this.refresh(a)}var i=e("./base"),n=e("zrender/shape/Text"),a=e("zrender/shape/Circle"),o=e("zrender/shape/Path"),r=e("../config");r.venn={zlevel:0,z:1,calculable:!1};var s=e("../util/ecData"),l=e("zrender/tool/util");return t.prototype={type:r.CHART_TYPE_VENN,_buildShape:function(){this.selectedMap={},this._symbol=this.option.symbolList,this._queryTarget,this._dropBoxList=[],this._vennDataCounter=0;for(var e=this.series,t=this.component.legend,i=0;i<e.length;i++)if(e[i].type===r.CHART_TYPE_VENN){e[i]=this.reformOption(e[i]);var n=e[i].name||"";if(this.selectedMap[n]=t?t.isSelected(n):!0,!this.selectedMap[n])continue;this._buildVenn(i)}this.addShapeList()},_buildVenn:function(e){var t,i,n=this.series[e],a=n.data;a[0].value>a[1].value?(t=this.zr.getHeight()/3,i=t*Math.sqrt(a[1].value)/Math.sqrt(a[0].value)):(i=this.zr.getHeight()/3,t=i*Math.sqrt(a[0].value)/Math.sqrt(a[1].value));var o=this.zr.getWidth()/2-t,r=(t+i)/2*Math.sqrt(a[2].value)/Math.sqrt((a[0].value+a[1].value)/2),s=t+i;0!==a[2].value&&(s=this._getCoincideLength(a[0].value,a[1].value,a[2].value,t,i,r,Math.abs(t-i),t+i));var l=o+s,h=this.zr.getHeight()/2;if(this._buildItem(e,0,a[0],o,h,t),this._buildItem(e,1,a[1],l,h,i),0!==a[2].value&&a[2].value!==a[0].value&&a[2].value!==a[1].value){var m=(t*t-i*i)/(2*s)+s/2,V=s/2-(t*t-i*i)/(2*s),U=Math.sqrt(t*t-m*m),d=0,p=0;a[0].value>a[1].value&&o+m>l&&(p=1),a[0].value<a[1].value&&o+V>l&&(d=1),this._buildCoincideItem(e,2,a[2],o+m,h-U,h+U,t,i,d,p)}},_getCoincideLength:function(e,t,i,n,a,o,r,s){var l=(n*n-a*a)/(2*o)+o/2,h=o/2-(n*n-a*a)/(2*o),m=Math.acos(l/n),V=Math.acos(h/a),U=n*n*Math.PI,d=m*n*n-l*n*Math.sin(m)+V*a*a-h*a*Math.sin(V),p=d/U,c=i/e,u=Math.abs(p/c);return u>.999&&1.001>u?o:.999>=u?(s=o,o=(o+r)/2,this._getCoincideLength(e,t,i,n,a,o,r,s)):(r=o,o=(o+s)/2,this._getCoincideLength(e,t,i,n,a,o,r,s))},_buildItem:function(e,t,i,n,a,o){var r=this.series,l=r[e],h=this.getCircle(e,t,i,n,a,o);if(s.pack(h,l,e,i,t,i.name),this.shapeList.push(h),l.itemStyle.normal.label.show){var m=this.getLabel(e,t,i,n,a,o);s.pack(m,l,e,l.data[t],t,l.data[t].name),this.shapeList.push(m)}},_buildCoincideItem:function(e,t,i,n,a,r,l,h,m,V){var U=this.series,d=U[e],p=[i,d],c=this.deepMerge(p,"itemStyle.normal")||{},u=this.deepMerge(p,"itemStyle.emphasis")||{},y=c.color||this.zr.getColor(t),g=u.color||this.zr.getColor(t),b="M"+n+","+a+"A"+l+","+l+",0,"+m+",1,"+n+","+r+"A"+h+","+h+",0,"+V+",1,"+n+","+a,f={color:y,path:b},k={zlevel:d.zlevel,z:d.z,style:f,highlightStyle:{color:g,lineWidth:u.borderWidth,strokeColor:u.borderColor}};k=new o(k),k.buildPathArray&&(k.style.pathArray=k.buildPathArray(f.path)),s.pack(k,U[e],0,i,t,i.name),this.shapeList.push(k)},getCircle:function(e,t,i,n,o,r){var s=this.series[e],l=[i,s],h=this.deepMerge(l,"itemStyle.normal")||{},m=this.deepMerge(l,"itemStyle.emphasis")||{},V=h.color||this.zr.getColor(t),U=m.color||this.zr.getColor(t),d={zlevel:s.zlevel,z:s.z,clickable:!0,style:{x:n,y:o,r:r,brushType:"fill",opacity:1,color:V},highlightStyle:{color:U,lineWidth:m.borderWidth,strokeColor:m.borderColor}};return this.deepQuery([i,s,this.option],"calculable")&&(this.setCalculable(d),d.draggable=!0),new a(d)},getLabel:function(e,t,i,a,o,r){var s=this.series[e],l=s.itemStyle,h=[i,s],m=this.deepMerge(h,"itemStyle.normal")||{},V="normal",U=l[V].label,d=U.textStyle||{},p=this.getLabelText(t,i,V),c=this.getFont(d),u=m.color||this.zr.getColor(t),y=d.fontSize||12,g={zlevel:s.zlevel,z:s.z,style:{x:a,y:o-r-y,color:d.color||u,text:p,textFont:c,textAlign:"center"}};return new n(g)},getLabelText:function(e,t,i){var n=this.series,a=n[0],o=this.deepQuery([t,a],"itemStyle."+i+".label.formatter");return o?"function"==typeof o?o(a.name,t.name,t.value):"string"==typeof o?(o=o.replace("{a}","{a0}").replace("{b}","{b0}").replace("{c}","{c0}"),o=o.replace("{a0}",a.name).replace("{b0}",t.name).replace("{c0}",t.value)):void 0:t.
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