1 files changed, 233 insertions, 0 deletions
diff --git a/js/dojo/dojox/sketch/DoubleArrowAnnotation.js b/js/dojo/dojox/sketch/DoubleArrowAnnotation.js
new file mode 100644
index 0000000..fa1ba1c
--- /dev/null
+++ b/js/dojo/dojox/sketch/DoubleArrowAnnotation.js
@@ -0,0 +1,233 @@
+//>>built
+define("dojox/sketch/DoubleArrowAnnotation", ["dojo/_base/kernel", "dojo/_base/lang", "./Annotation", "./Anchor"], function(dojo){
+	dojo.getObject("sketch", true, dojox);
+	var ta=dojox.sketch;
+	console.log(ta);
+	ta.DoubleArrowAnnotation=function(figure, id){
+		ta.Annotation.call(this, figure, 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=6;
+		this.textYOffset=10;
+		this.textAlign="middle";
+		this.startRotation=0;
+		this.endRotation=0;
+
+//		this.property('label',this.id);
+		this.labelShape=null;
+		this.pathShape=null;
+		this.startArrow=null;
+		this.startArrowGroup=null;
+		this.endArrow=null;
+		this.endArrowGroup=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.DoubleArrowAnnotation.prototype=new ta.Annotation;
+	var p=ta.DoubleArrowAnnotation.prototype;
+	p.constructor=ta.DoubleArrowAnnotation;
+
+	p.type=function(){ return 'DoubleArrow'; };
+	p.getType=function(){ return ta.DoubleArrowAnnotation; };
+
+	p._rot=function(){
+		//	arrowhead rotation
+		var opp=this.control.y-this.start.y;
+		var adj=this.control.x-this.start.x;
+		this.startRotation=Math.atan2(opp,adj);
+
+		opp=this.end.y-this.control.y;
+		adj=this.end.x-this.control.x;
+		this.endRotation=Math.atan2(opp,adj);
+	};
+	p._pos=function(){
+		//	text position
+		var offset=this.textOffset;
+
+		//	figure out the pull of the curve and place accordingly
+		if(this.control.y<this.end.y){ offset*=-1; }
+		else { offset+=this.textYOffset; }
+		var ab={
+			x:((this.control.x-this.start.x)*.5)+this.start.x,
+			y:((this.control.y-this.start.y)*.5)+this.start.y
+		};
+		var bc={
+			x:((this.end.x-this.control.x)*.5)+this.control.x,
+			y:((this.end.y-this.control.y)*.5)+this.control.y
+		};
+		this.textPosition={
+			x:((bc.x-ab.x)*.5)+ab.x,
+			y:(((bc.y-ab.y)*.5)+ab.y)+offset
+		};
+	};
+	
+	p.apply=function(obj){
+		if(!obj){ return; }
+		if(obj.documentElement){ obj=obj.documentElement; }
+		this.readCommonAttrs(obj);
+		
+		for(var i=0; i<obj.childNodes.length; i++){
+			var c=obj.childNodes[i];
+			if(c.localName=="text"){ this.property('label',c.childNodes.length?c.childNodes[0].nodeValue:''); }
+			else if(c.localName=="path"){
+				//	the line
+				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 stroke=this.property('stroke');
+				var style=c.getAttribute('style');
+				var m=style.match(/stroke:([^;]+);/);
+				if(m){
+					stroke.color=m[1];
+					this.property('fill',m[1]);
+				}
+				m=style.match(/stroke-width:([^;]+);/);
+				if(m){
+					stroke.width=m[1];
+				}
+				this.property('stroke',stroke);
+			}
+		}
+	};
+	p.initialize=function(obj){
+		//	create, based on passed DOM node if available.
+		var font=(ta.Annotation.labelFont)?ta.Annotation.labelFont:{family:"Times", size:"16px"};
+		this.apply(obj);
+
+		//	calculate the other positions
+		this._rot();
+		this._pos();
+
+		//	rotation matrix
+		var rot=this.startRotation;
+		var startRot=dojox.gfx.matrix.rotate(rot);
+
+		rot=this.endRotation;
+		var endRot=dojox.gfx.matrix.rotateAt(rot, this.end.x, this.end.y);
+
+		//	draw the shapes
+		this.shape=this.figure.group.createGroup();
+		this.shape.getEventSource().setAttribute("id", this.id);
+		//if(this.transform.dx||this.transform.dy){ this.shape.setTransform(this.transform); }
+
+		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")
+			//.setStroke(this.property('stroke'));
+		
+		this.startArrowGroup=this.shape.createGroup().setTransform({ dx:this.start.x, dy:this.start.y });
+		this.startArrowGroup.applyTransform(startRot);
+		this.startArrow=this.startArrowGroup.createPath();//"M0,0 l20,-5 -3,5 3,5 Z").setFill(this.property('fill'));
+		
+		this.endArrowGroup=this.shape.createGroup().setTransform(endRot);
+		this.endArrow=this.endArrowGroup.createPath();//("M" + this.end.x + "," + this.end.y + " l-20,-5 3,5 -3,5 Z").setFill(this.property('fill'));
+
+		this.labelShape=this.shape.createText({
+				x:this.textPosition.x,
+				y:this.textPosition.y,
+				text:this.property('label'),
+				align:this.textAlign
+			})
+			//.setFont(font)
+			.setFill(this.property('fill'));
+		this.labelShape.getEventSource().setAttribute('id',this.id+"-labelShape");
+		this.draw();
+	};
+	p.destroy=function(){
+		if(!this.shape){ return; }
+		this.startArrowGroup.remove(this.startArrow);
+		this.endArrowGroup.remove(this.endArrow);
+		this.shape.remove(this.startArrowGroup);
+		this.shape.remove(this.endArrowGroup);
+		this.shape.remove(this.pathShape);
+		this.shape.remove(this.labelShape);
+		this.figure.group.remove(this.shape);
+		this.shape=this.pathShape=this.labelShape=this.startArrowGroup=this.startArrow=this.endArrowGroup=this.endArrow=null;
+	};
+	p.draw=function(obj){
+		this.apply(obj);
+		this._rot();
+		this._pos();
+
+		//	rotation matrix
+		var rot=this.startRotation;
+		var startRot=dojox.gfx.matrix.rotate(rot);
+		rot=this.endRotation;
+		var endRot=dojox.gfx.matrix.rotateAt(rot, this.end.x, this.end.y);
+
+		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")
+			//.setStroke(this.property('stroke'));
+		this.startArrowGroup.setTransform({ dx:this.start.x, dy:this.start.y }).applyTransform(startRot);
+		this.startArrow.setFill(this.property('fill'));
+		
+		this.endArrowGroup.setTransform(endRot);
+		this.endArrow.setFill(this.property('fill'));
+		this.labelShape.setShape({
+				x:this.textPosition.x,
+				y:this.textPosition.y,
+				text:this.property('label')
+			})
+			.setFill(this.property('fill'));
+		this.zoom();
+	};
+
+	p.zoom=function(pct){
+		if(this.startArrow){
+			pct = pct || this.figure.zoomFactor;
+			ta.Annotation.prototype.zoom.call(this,pct);
+
+			var l=pct>1?20:Math.floor(20/pct), w=pct>1?5:Math.floor(5/pct),h=pct>1?3:Math.floor(3/pct);
+			this.startArrow.setShape("M0,0 l"+l+",-"+w+" -"+h+","+w+" "+h+","+w+" Z");//.setFill(this.property('fill'));
+
+			this.endArrow.setShape("M" + this.end.x + "," + this.end.y + " l-"+l+",-"+w+" "+h+","+w+" -"+h+","+w+" Z");
+		}
+	};
+	
+	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.serialize=function(){
+		var s=this.property('stroke');
+		return '<g '+this.writeCommonAttrs()+'>'
+			+ '<path style="stroke:'+s.color+';stroke-width:'+s.width+';fill:none;" d="'
+			+ "M"+this.start.x+","+this.start.y+" "
+			+ "Q"+this.control.x+","+this.control.y+" "
+			+ this.end.x+","+this.end.y
+			+ '" />'
+			+ '<g transform="translate(' + this.start.x + "," + this.start.y + ") "
+			+ 'rotate(' + (Math.round((this.startRotation*(180/Math.PI))*Math.pow(10,4))/Math.pow(10,4)) + ')">'
+			+ '<path style="fill:'+s.color+';" d="M0,0 l20,-5, -3,5, 3,5 Z" />'
+			+ '</g>'
+			+ '<g transform="rotate('
+			+ (Math.round((this.endRotation*(180/Math.PI))*Math.pow(10,4))/Math.pow(10,4))
+			+ ", "+this.end.x+", "+this.end.y
+			+ ')">'
+			+ '<path style="fill:'+s.color+';" d="M'+this.end.x+","+this.end.y+' l-20,-5, 3,5, -3,5 Z" />'
+			+ '</g>'
+			+ '<text style="fill:'+s.color+';text-anchor:'+this.textAlign+'" font-weight="bold" '
+			+ 'x="' + this.textPosition.x + '" '
+			+ 'y="' + this.textPosition.y + '">'
+			+ this.property('label')
+			+ '</text>'
+			+ '</g>';
+	};
+
+	ta.Annotation.register("DoubleArrow");
+	return dojox.sketch.DoubleArrowAnnotation;
+});