package
{
 
	import flash.display.*;
	import flash.events.*;
	import flash.filesystem.File;
	import flash.media.CameraRoll;
	import flash.media.MediaPromise;
	import fl.transitions.Tween;
	import fl.transitions.easing.*;
 
 
	public class AIRLoadImageFromGallery extends Sprite
	{
 
		public var loader:Loader;
		public var selectedMedia:MediaPromise;
		public var cam:CameraRoll;
		public var myBitmap:Bitmap;
		public var myBitmapData:BitmapData
 
 
		public function AIRLoadImageFromGallery(){
 
			loadBtn.addEventListener(MouseEvent.MOUSE_DOWN, browseImage);
			loadBtn.mouseChildren = false;
 
		}
 
 
		/**
		 * Browse image opening the Media Gallery
		 */
		public function browseImage(event:MouseEvent):void {
			//txtLogs.text = "Logs go here...n";
 
			outputTxt.text = "";
 
			if(CameraRoll.supportsBrowseForImage){
				cam = new CameraRoll;
				cam.addEventListener(MediaEvent.SELECT, onMediaSelect);
				cam.addEventListener(Event.CANCEL, eventsHandler);
				cam.addEventListener(ErrorEvent.ERROR ,eventsHandler);
				cam.browseForImage();
			}
			else
				outputTxt.text = "This feature is not supported on this platform"+"n";
 
 
 
		}
 
		public function eventsHandler(e:Event):void {
			trace(e.type+"n");
		}
 
 
		/**
		 * On Image selection
		 */
		public function onMediaSelect(e:MediaEvent):void{
 
			selectedMedia = e.data as MediaPromise;
			outputTxt.text = selectedMedia.file.nativePath ;
 
			loader = new Loader();
			loader.contentLoaderInfo.addEventListener(Event.COMPLETE, completeHandler);
			loader.contentLoaderInfo.addEventListener(IOErrorEvent.IO_ERROR,eventsHandler);
			loader.loadFilePromise(selectedMedia);
		}
 
 
		/**
		 * Loading handler
		 */
		public function completeHandler(e:Event):void {
 
 
			// Remove previous images
			if (myBitmap != null) {
				removeChild(myBitmap);
			}
 
 
			var originalWidth:Number = Bitmap(e.currentTarget.content).width;
			var originalHeight:Number = Bitmap(e.currentTarget.content).height;
 
			// Create a bitmap from the loaded image
			myBitmapData = new BitmapData(originalWidth,originalHeight);
			myBitmap = new Bitmap(myBitmapData);;
			myBitmap.bitmapData = Bitmap(e.currentTarget.content).bitmapData;
 
			// Display the image fullscreen mantaining its aspect ratio
			myBitmap.width = this.stage.stageWidth;
			myBitmap.height = (originalHeight * this.stage.stageWidth) / originalWidth;
 
			// Position the image to x:0 y:5
			myBitmap.x = 0;
			myBitmap.y = 0;
 
			addChild(myBitmap);
 
		}
 
 
	}
}