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root / trunk / web / dojo / dojox / gfx / utils.js @ 12

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/*
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        Copyright (c) 2004-2010, The Dojo Foundation All Rights Reserved.
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        Available via Academic Free License >= 2.1 OR the modified BSD license.
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        see: http://dojotoolkit.org/license for details
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*/
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if(!dojo._hasResource["dojox.gfx.utils"]){
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dojo._hasResource["dojox.gfx.utils"]=true;
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dojo.provide("dojox.gfx.utils");
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dojo.require("dojox.gfx");
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(function(){
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var d=dojo,g=dojox.gfx,gu=g.utils;
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dojo.mixin(gu,{forEach:function(_1,f,o){
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o=o||d.global;
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f.call(o,_1);
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if(_1 instanceof g.Surface||_1 instanceof g.Group){
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d.forEach(_1.children,function(_2){
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gu.forEach(_2,f,o);
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});
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}
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},serialize:function(_3){
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var t={},v,_4=_3 instanceof g.Surface;
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if(_4||_3 instanceof g.Group){
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t.children=d.map(_3.children,gu.serialize);
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if(_4){
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return t.children;
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}
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}else{
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t.shape=_3.getShape();
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}
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if(_3.getTransform){
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v=_3.getTransform();
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if(v){
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t.transform=v;
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}
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}
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if(_3.getStroke){
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v=_3.getStroke();
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if(v){
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t.stroke=v;
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}
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}
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if(_3.getFill){
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v=_3.getFill();
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if(v){
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t.fill=v;
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}
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}
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if(_3.getFont){
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v=_3.getFont();
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if(v){
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t.font=v;
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}
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}
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return t;
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},toJson:function(_5,_6){
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return d.toJson(gu.serialize(_5),_6);
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},deserialize:function(_7,_8){
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if(_8 instanceof Array){
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return d.map(_8,d.hitch(null,gu.deserialize,_7));
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}
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var _9=("shape" in _8)?_7.createShape(_8.shape):_7.createGroup();
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if("transform" in _8){
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_9.setTransform(_8.transform);
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}
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if("stroke" in _8){
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_9.setStroke(_8.stroke);
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}
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if("fill" in _8){
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_9.setFill(_8.fill);
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}
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if("font" in _8){
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_9.setFont(_8.font);
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}
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if("children" in _8){
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d.forEach(_8.children,d.hitch(null,gu.deserialize,_9));
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}
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return _9;
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},fromJson:function(_a,_b){
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return gu.deserialize(_a,d.fromJson(_b));
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},toSvg:function(_c){
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var _d=new dojo.Deferred();
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if(dojox.gfx.renderer==="svg"){
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try{
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var _e=gu._cleanSvg(gu._innerXML(_c.rawNode));
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_d.callback(_e);
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}
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catch(e){
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_d.errback(e);
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}
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}else{
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if(!gu._initSvgSerializerDeferred){
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gu._initSvgSerializer();
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}
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var _f=dojox.gfx.utils.toJson(_c);
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var _10=function(){
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try{
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var _11=_c.getDimensions();
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var _12=_11.width;
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var _13=_11.height;
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var _14=gu._gfxSvgProxy.document.createElement("div");
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gu._gfxSvgProxy.document.body.appendChild(_14);
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dojo.withDoc(gu._gfxSvgProxy.document,function(){
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dojo.style(_14,"width",_12);
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dojo.style(_14,"height",_13);
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},this);
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var ts=gu._gfxSvgProxy[dojox._scopeName].gfx.createSurface(_14,_12,_13);
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var _15=function(_16){
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try{
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gu._gfxSvgProxy[dojox._scopeName].gfx.utils.fromJson(_16,_f);
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var svg=gu._cleanSvg(_14.innerHTML);
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_16.clear();
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_16.destroy();
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gu._gfxSvgProxy.document.body.removeChild(_14);
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_d.callback(svg);
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}
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catch(e){
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_d.errback(e);
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}
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};
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ts.whenLoaded(null,_15);
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}
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catch(ex){
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_d.errback(ex);
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}
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};
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if(gu._initSvgSerializerDeferred.fired>0){
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_10();
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}else{
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gu._initSvgSerializerDeferred.addCallback(_10);
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}
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}
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return _d;
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},_gfxSvgProxy:null,_initSvgSerializerDeferred:null,_svgSerializerInitialized:function(){
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gu._initSvgSerializerDeferred.callback(true);
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},_initSvgSerializer:function(){
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if(!gu._initSvgSerializerDeferred){
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gu._initSvgSerializerDeferred=new dojo.Deferred();
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var f=dojo.doc.createElement("iframe");
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dojo.style(f,{display:"none",position:"absolute",width:"1em",height:"1em",top:"-10000px"});
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var _17;
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if(dojo.isIE){
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f.onreadystatechange=function(){
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if(f.contentWindow.document.readyState=="complete"){
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f.onreadystatechange=function(){
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};
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_17=setInterval(function(){
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if(f.contentWindow[dojo._scopeName]&&f.contentWindow[dojox._scopeName].gfx&&f.contentWindow[dojox._scopeName].gfx.utils){
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clearInterval(_17);
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f.contentWindow.parent[dojox._scopeName].gfx.utils._gfxSvgProxy=f.contentWindow;
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f.contentWindow.parent[dojox._scopeName].gfx.utils._svgSerializerInitialized();
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}
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},50);
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}
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};
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}else{
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f.onload=function(){
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f.onload=function(){
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};
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_17=setInterval(function(){
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if(f.contentWindow[dojo._scopeName]&&f.contentWindow[dojox._scopeName].gfx&&f.contentWindow[dojox._scopeName].gfx.utils){
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clearInterval(_17);
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f.contentWindow.parent[dojox._scopeName].gfx.utils._gfxSvgProxy=f.contentWindow;
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f.contentWindow.parent[dojox._scopeName].gfx.utils._svgSerializerInitialized();
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}
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},50);
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};
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}
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var uri=(dojo.config["dojoxGfxSvgProxyFrameUrl"]||dojo.moduleUrl("dojox","gfx/resources/gfxSvgProxyFrame.html"));
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f.setAttribute("src",uri);
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dojo.body().appendChild(f);
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}
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},_innerXML:function(_18){
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if(_18.innerXML){
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return _18.innerXML;
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}else{
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if(_18.xml){
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return _18.xml;
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}else{
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if(typeof XMLSerializer!="undefined"){
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return (new XMLSerializer()).serializeToString(_18);
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}
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}
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}
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return null;
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},_cleanSvg:function(svg){
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if(svg){
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if(svg.indexOf("xmlns=\"http://www.w3.org/2000/svg\"")==-1){
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svg=svg.substring(4,svg.length);
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svg="<svg xmlns=\"http://www.w3.org/2000/svg\""+svg;
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}
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svg=svg.replace(/\bdojoGfx\w*\s*=\s*(['"])\w*\1/g,"");
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}
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return svg;
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}});
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})();
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}