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//>>built
define("dojox/gfx/renderer", ["./_base","dojo/_base/lang", "dojo/_base/sniff", "dojo/_base/window", "dojo/_base/config"],
function(g, lang, has, win, config){
//>> noBuildResolver
/*=====
dojox.gfx.renderer = {
// summary:
// This module is an AMD loader plugin that loads the appropriate graphics renderer
// implementation based on detected environment and current configuration settings.
};
=====*/
var currentRenderer = null;
return {
load: function(id, require, load){
if(currentRenderer && id != "force"){
load(currentRenderer);
return;
}
var renderer = config.forceGfxRenderer,
renderers = !renderer && (lang.isString(config.gfxRenderer) ?
config.gfxRenderer : "svg,vml,canvas,silverlight").split(","),
silverlightObject, silverlightFlag;
while(!renderer && renderers.length){
switch(renderers.shift()){
case "svg":
// the next test is from https://github.com/phiggins42/has.js
if("SVGAngle" in win.global){
renderer = "svg";
}
break;
case "vml":
if(has("ie")){
renderer = "vml";
}
break;
case "silverlight":
try{
if(has("ie")){
silverlightObject = new ActiveXObject("AgControl.AgControl");
if(silverlightObject && silverlightObject.IsVersionSupported("1.0")){
silverlightFlag = true;
}
}else{
if(navigator.plugins["Silverlight Plug-In"]){
silverlightFlag = true;
}
}
}catch(e){
silverlightFlag = false;
}finally{
silverlightObject = null;
}
if(silverlightFlag){
renderer = "silverlight";
}
break;
case "canvas":
if(win.global.CanvasRenderingContext2D){
renderer = "canvas";
}
break;
}
}
if (renderer === 'canvas' && config.canvasEvents !== false) {
renderer = "canvasWithEvents";
}
if(config.isDebug){
console.log("gfx renderer = " + renderer);
}
function loadRenderer(){
require(["dojox/gfx/" + renderer], function(module){
g.renderer = renderer;
// memorize the renderer module
currentRenderer = module;
// now load it
load(module);
});
}
if(renderer == "svg" && typeof window.svgweb != "undefined"){
window.svgweb.addOnLoad(loadRenderer);
}else{
loadRenderer();
}
}
};
});
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