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<mx:Canvas id="virtour_cav" top="0" bottom="0" left="0" right="0">
  
</mx:Canvas>
<mx:Canvas right="0" top="0" width="200" height="200">
    <mx:Image id="cpImg" left="0" right="0" bottom="0" top="0"/>
</mx:Canvas>
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private function CaptureImage():void{
             var bd:BitmapData=getBitmapData(UIComponent(virtour_cav));
             cpImg.source= new Bitmap(bd);
}
private function getBitmapData(target:UIComponent):BitmapData{
         var bd:BitmapData= new BitmapData(target.width,target.height);
        
         var m:Matrix=new Matrix();
         bd.draw(target,m);
         return bd;
}
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fileReference.save(new Bitmap(bd),"δÃüÃû.jpg");
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private var jpgeEnc:JPEGEncoder=new JPEGEncoder();
private var fileReference:FileReference=new FileReference();
private function CaptureImage():void{
             var imgSnapshot:ImageSnapshot=ImageSnapshot.captureImage(virtour_cav,0,jpgeEnc);
             fileReference.save(imgSnapshot.data,"δÃüÃû.jpg");
}
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<?xml version="1.0" encoding="utf-8"?>
<mx:Canvas   xmlns:mx="http://www.adobe.com/2006/mxml" 
     creationComplete="initApp()" backgroundDisabledColor="#EEC6C6"
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package cwn.wb.ui.core.command
{
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{
import mx.controls.DataGrid;
import mx.events.DataGridEvent;
import mx ......

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2. Flash Playerͨ¹ý´´½¨SystemManagerʵÀýÖ´ÐмÓÔØÊý¾Ý.
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4. SystemManager´´½¨Preloader,
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