| /* |
| 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.drawing.manager.Canvas"]){ |
| dojo._hasResource["dojox.drawing.manager.Canvas"]=true; |
| dojo.provide("dojox.drawing.manager.Canvas"); |
| (function(){ |
| dojox.drawing.manager.Canvas=dojox.drawing.util.oo.declare(function(_1){ |
| dojo.mixin(this,_1); |
| var _2=dojo.contentBox(this.srcRefNode); |
| this.height=this.parentHeight=_2.h; |
| this.width=this.parentWidth=_2.w; |
| this.domNode=dojo.create("div",{id:"canvasNode"},this.srcRefNode); |
| dojo.style(this.domNode,{width:this.width,height:"auto"}); |
| dojo.setSelectable(this.domNode,false); |
| this.id=this.id||this.util.uid("surface"); |
| this.gfxSurface=dojox.gfx.createSurface(this.domNode,this.width,this.height); |
| this.gfxSurface.whenLoaded(this,function(){ |
| setTimeout(dojo.hitch(this,function(){ |
| this.surfaceReady=true; |
| if(dojo.isIE){ |
| }else{ |
| if(dojox.gfx.renderer=="silverlight"){ |
| this.id=this.domNode.firstChild.id; |
| }else{ |
| } |
| } |
| this.underlay=this.gfxSurface.createGroup(); |
| this.surface=this.gfxSurface.createGroup(); |
| this.overlay=this.gfxSurface.createGroup(); |
| this.surface.setTransform({dx:0,dy:0,xx:1,yy:1}); |
| this.gfxSurface.getDimensions=dojo.hitch(this.gfxSurface,"getDimensions"); |
| if(_1.callback){ |
| _1.callback(this.domNode); |
| } |
| }),500); |
| }); |
| this._mouseHandle=this.mouse.register(this); |
| },{zoom:1,useScrollbars:true,baseClass:"drawingCanvas",resize:function(_3,_4){ |
| this.parentWidth=_3; |
| this.parentHeight=_4; |
| this.setDimensions(_3,_4); |
| },setDimensions:function(_5,_6,_7,_8){ |
| var sw=this.getScrollWidth(); |
| this.width=Math.max(_5,this.parentWidth); |
| this.height=Math.max(_6,this.parentHeight); |
| if(this.height>this.parentHeight){ |
| this.width-=sw; |
| } |
| if(this.width>this.parentWidth){ |
| this.height-=sw; |
| } |
| this.gfxSurface.setDimensions(this.width,this.height); |
| this.domNode.parentNode.scrollTop=_8||0; |
| this.domNode.parentNode.scrollLeft=_7||0; |
| if(this.useScrollbars){ |
| dojo.style(this.domNode.parentNode,{overflowY:this.height>this.parentHeight?"scroll":"hidden",overflowX:this.width>this.parentWidth?"scroll":"hidden"}); |
| }else{ |
| dojo.style(this.domNode.parentNode,{overflowY:"hidden",overflowX:"hidden"}); |
| } |
| },setZoom:function(_9){ |
| this.zoom=_9; |
| this.surface.setTransform({xx:_9,yy:_9}); |
| this.setDimensions(this.width*_9,this.height*_9); |
| },onScroll:function(){ |
| },getScrollOffset:function(){ |
| return {top:this.domNode.parentNode.scrollTop,left:this.domNode.parentNode.scrollLeft}; |
| },getScrollWidth:function(){ |
| var p=dojo.create("div"); |
| p.innerHTML="<div style=\"width:50px;height:50px;overflow:hidden;position:absolute;top:0px;left:-1000px;\"><div style=\"height:100px;\"></div>"; |
| var _a=p.firstChild; |
| dojo.body().appendChild(_a); |
| var _b=dojo.contentBox(_a).h; |
| dojo.style(_a,"overflow","scroll"); |
| var _c=_b-dojo.contentBox(_a).h; |
| dojo.destroy(_a); |
| this.getScrollWidth=function(){ |
| return _c; |
| }; |
| return _c; |
| }}); |
| })(); |
| } |