LeadAnnotation.js 4.4 KB

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  1. /*
  2. Copyright (c) 2004-2009, The Dojo Foundation All Rights Reserved.
  3. Available via Academic Free License >= 2.1 OR the modified BSD license.
  4. see: http://dojotoolkit.org/license for details
  5. */
  6. if(!dojo._hasResource["dojox.sketch.LeadAnnotation"]){dojo._hasResource["dojox.sketch.LeadAnnotation"]=true;dojo.provide("dojox.sketch.LeadAnnotation");dojo.require("dojox.sketch.Annotation");dojo.require("dojox.sketch.Anchor");(function(){var ta=dojox.sketch;ta.LeadAnnotation=function(_1,id){ta.Annotation.call(this,_1,id);this.transform={dx:0,dy:0};this.start={x:0,y:0};this.control={x:100,y:-50};this.end={x:200,y:0};this.textPosition={x:0,y:0};this.textOffset=4;this.textYOffset=10;this.pathShape=null;this.labelShape=null;this.anchors.start=new ta.Anchor(this,"start");this.anchors.control=new ta.Anchor(this,"control");this.anchors.end=new ta.Anchor(this,"end");};ta.LeadAnnotation.prototype=new ta.Annotation;var p=ta.LeadAnnotation.prototype;p.constructor=ta.LeadAnnotation;p.type=function(){return "Lead";};p.getType=function(){return ta.LeadAnnotation;};p._pos=function(){var _2=this.textOffset,x=0,y=0;var _3=this.calculate.slope(this.control,this.end);this.textAlign="middle";if(Math.abs(_3)>=1){x=this.end.x+this.calculate.dx(this.control,this.end,_2);if(this.control.y>this.end.y){y=this.end.y-_2;}else{y=this.end.y+_2+this.textYOffset;}}else{if(_3==0){x=this.end.x+_2;y=this.end.y+this.textYOffset;}else{if(this.start.x>this.end.x){x=this.end.x-_2;this.textAlign="end";}else{x=this.end.x+_2;this.textAlign="start";}if(this.start.y<this.end.y){y=this.end.y+this.calculate.dy(this.control,this.end,_2)+this.textYOffset;}else{y=this.end.y+this.calculate.dy(this.control,this.end,-_2);}}}this.textPosition={x:x,y:y};};p.apply=function(_4){if(!_4){return;}if(_4.documentElement){_4=_4.documentElement;}this.readCommonAttrs(_4);for(var i=0;i<_4.childNodes.length;i++){var c=_4.childNodes[i];if(c.localName=="text"){this.property("label",c.childNodes.length?c.childNodes[0].nodeValue:"");}else{if(c.localName=="path"){var d=c.getAttribute("d").split(" ");var s=d[0].split(",");this.start.x=parseFloat(s[0].substr(1),10);this.start.y=parseFloat(s[1],10);s=d[1].split(",");this.control.x=parseFloat(s[0].substr(1),10);this.control.y=parseFloat(s[1],10);s=d[2].split(",");this.end.x=parseFloat(s[0],10);this.end.y=parseFloat(s[1],10);var _5=this.property("stroke");var _6=c.getAttribute("style");var m=_6.match(/stroke:([^;]+);/);if(m){_5.color=m[1];this.property("fill",m[1]);}m=_6.match(/stroke-width:([^;]+);/);if(m){_5.width=m[1];}this.property("stroke",_5);}}}};p.initialize=function(_7){this.apply(_7);this._pos();this.shape=this.figure.group.createGroup();this.shape.getEventSource().setAttribute("id",this.id);this.pathShape=this.shape.createPath("M"+this.start.x+","+this.start.y+" Q"+this.control.x+","+this.control.y+" "+this.end.x+","+this.end.y+" l0,0");this.labelShape=this.shape.createText({x:this.textPosition.x,y:this.textPosition.y,text:this.property("label"),align:this.textAlign});this.labelShape.getEventSource().setAttribute("id",this.id+"-labelShape");this.draw();};p.destroy=function(){if(!this.shape){return;}this.shape.remove(this.pathShape);this.shape.remove(this.labelShape);this.figure.group.remove(this.shape);this.shape=this.pathShape=this.labelShape=null;};p.getBBox=function(){var x=Math.min(this.start.x,this.control.x,this.end.x);var y=Math.min(this.start.y,this.control.y,this.end.y);var w=Math.max(this.start.x,this.control.x,this.end.x)-x;var h=Math.max(this.start.y,this.control.y,this.end.y)-y;return {x:x,y:y,width:w,height:h};};p.draw=function(_8){this.apply(_8);this._pos();this.shape.setTransform(this.transform);this.pathShape.setShape("M"+this.start.x+","+this.start.y+" Q"+this.control.x+","+this.control.y+" "+this.end.x+","+this.end.y+" l0,0");this.labelShape.setShape({x:this.textPosition.x,y:this.textPosition.y,text:this.property("label")}).setFill(this.property("fill"));this.zoom();};p.serialize=function(){var _9=this.property("stroke");return "<g "+this.writeCommonAttrs()+">"+"<path style=\"stroke:"+_9.color+";stroke-width:"+_9.width+";fill:none;\" d=\""+"M"+this.start.x+","+this.start.y+" "+"Q"+this.control.x+","+this.control.y+" "+this.end.x+","+this.end.y+"\" />"+"<text style=\"fill:"+_9.color+";text-anchor:"+this.textAlign+"\" font-weight=\"bold\" "+"x=\""+this.textPosition.x+"\" "+"y=\""+this.textPosition.y+"\">"+this.property("label")+"</text>"+"</g>";};ta.Annotation.register("Lead");})();}