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| <?xml version="1.0" encoding="utf-8"?>
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml"
layout="absolute" xmlns:net="flash.net.*"
creationComplete="initApp();">
<mx:Script>
<![CDATA[
import mx.controls.Alert;
import mx.controls.Image;
import mx.core.UIComponent;
import mx.graphics.codec.JPEGEncoder;
import mx.events.ListEvent;
import mx.utils.ObjectProxy;
private var frl:FileReferenceList;
[Bindable]
private var selectedFilesDataProvider:Array;
[Bindable]
private var loadCount:int = 0;
private function initApp():void
{
frl = new FileReferenceList();
selectedFilesDataProvider = new Array();
frl.addEventListener(Event.SELECT,filesSelectHandler);
image = new Image();
imageContainer.addChild(image);
}
private function browser():void
{
panel.status = "browse";
frl.browse([new FileFilter("Images (*.jpg, *.jpeg, *.gif, *.png)", "*.jpg;*.jpeg;*.gif;*.png")]);
}
private function filesSelectHandler(event:Event):void
{
panel.status = "selected";
selectedFilesDataProvider = new Array();
loadCount = 0;
image.graphics.clear();
image.width = 0;
image.height = 0;
var frObj:ObjectProxy;
for each(var fr:FileReference in frl.fileList)
{
frObj = new ObjectProxy();
frObj.name = fr.name;
frObj.target = fr;
frObj.duplicated = null;
selectedFilesDataProvider.push(frObj);
fr.addEventListener(Event.COMPLETE,fileLoadCompleteHandler);
}
}
private function load():void
{
panel.status = "loading";
for each(var fr:FileReference in frl.fileList)
{
fr.load();
}
}
private function fileLoadCompleteHandler(event:Event):void
{
loadCount++;
if(loadCount == selectedFilesDataProvider.length)
{
panel.status = "load complete";
}
}
private var image:Image;
private function showImage(event:ListEvent):void
{
var data:Object = event.itemRenderer.data.target.data;
if(data != null)
{
var loader:Loader = new Loader();
loader.contentLoaderInfo.addEventListener(Event.COMPLETE,completeHandler);
loader.loadBytes(ByteArray(data));
}
else
{
Alert.show("you should load all the images first");
}
}
private function completeHandler(event:Event):void
{
var bitmap:Bitmap = Bitmap(event.currentTarget.loader.content);
var bitmapData:BitmapData = bitmap.bitmapData;
image.width = bitmapData.width;
image.height = bitmapData.height;
image.graphics.clear();
image.graphics.beginBitmapFill(bitmapData);
image.graphics.drawRect(0,0,bitmapData.width,bitmapData.height);
image.graphics.endFill();
}
private function checkDuplicate():void
{
panel.status = "checking";
callLater(doCheck);
}
]]>
</mx:Script>
<mx:Panel id="panel"
width="100%" height="100%" layout="absolute">
<mx:HDividedBox width="100%" height="100%">
<mx:List id="selectedFiles"
height="100%"
width="100%"
itemClick="showImage(event);"
dataProvider="{selectedFilesDataProvider}">
<mx:itemRenderer>
<mx:Component>
<mx:HBox>
<mx:Label text="{data.name}" color="{data.duplicated == null?0x000000:(!data.duplicated)?0x0099ff:0xff0000}"/>
<mx:Label text="{data.duplicated == null?'unchecked':(!data.duplicated)?'ready':'duplicated'}"/>
</mx:HBox>
</mx:Component>
</mx:itemRenderer>
</mx:List>
<mx:Canvas id="imageContainer" width="100%" height="100%">
</mx:Canvas>
</mx:HDividedBox>
<mx:ControlBar>
<mx:Button label="browser" click="browser();"/>
<mx:Button label="load" click="load();"/>
</mx:ControlBar>
</mx:Panel>
</mx:Application> |
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