SemanticScuttle/includes/js/dojox/sketch/Anchor.js

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if(!dojo._hasResource["dojox.sketch.Anchor"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
dojo._hasResource["dojox.sketch.Anchor"] = true;
dojo.provide("dojox.sketch.Anchor");
dojo.require("dojox.gfx");
(function(){
var ta=dojox.sketch;
ta.Anchor=function(an, id, isControl){
var self=this;
var size=4; // .5 * size of anchor.
var rect=null;
this.type=function(){ return "Anchor"; };
this.annotation=an;
this.id=id;
this._key="anchor-" + ta.Anchor.count++;
this.shape=null;
this.isControl=(isControl!=null)?isControl:true;
this.beginEdit=function(){
this.annotation.beginEdit(ta.CommandTypes.Modify);
};
this.endEdit=function(){
this.annotation.endEdit();
};
this.doChange=function(pt){
if(this.isControl) this.shape.applyTransform(pt);
else{
an.transform.dx+=pt.dx;
an.transform.dy+=pt.dy;
}
};
this.setBinding=function(pt){
an[id]={ x: an[id].x+pt.dx, y:an[id].y+pt.dy };
an.draw();
an.drawBBox();
};
this.setUndo=function(){ an.setUndo(); };
this.enable=function(){
if(!an.shape) return;
an.figure._add(this);
rect={ x:an[id].x-size, y:an[id].y-size, width:size*2, height:size*2 };
this.shape=an.shape.createRect(rect)
.setStroke({ color:"black", width:1 })
.setFill([255,255,255,0.35]);
this.shape.getEventSource().setAttribute("id", self._key);
this.shape.getEventSource().setAttribute("shape-rendering", "crispEdges");
};
this.disable=function(){
an.figure._remove(this);
if(an.shape) an.shape.remove(this.shape);
this.shape=null;
rect=null;
};
};
ta.Anchor.count=0;
})();
}