package com.vitorino.display.bitmap
{
	import com.vitorino.events.FileEvent;
	import flash.display.Bitmap;
	import flash.display.Loader;
	import flash.events.Event;
	import flash.events.IOErrorEvent;
	import flash.net.FileFilter;
	import flash.net.FileReference;
	import org.casalib.display.CasaBitmap;

	/**
	 * ...
	 * @author Junio Vitorino
	 */

	public class Image extends CasaBitmap
	{

		private var _fileReference:FileReference  = null;
		private var _loader:Loader		  = null;
		private var _fileFilter:FileFilter 	  = new FileFilter("Images", "*.jpg;*.jpeg;*.gif;*.png");
		private var _width:int			  = 0;
		private var _height:int			  = 0;

		public function Image(width:int, height:int)
		{

			_width = width;
			_height = height;

			_fileReference = new FileReference();
			_fileReference.addEventListener(Event.SELECT, onFileSelected);
		}

		private function onFileSelected(e:Event):void
		{
			_fileReference.addEventListener(Event.COMPLETE, onFileLoaded);
			_fileReference.addEventListener(IOErrorEvent.IO_ERROR, onErrorHandler);
			_fileReference.load();
		}

		private function onErrorHandler(e:IOErrorEvent):void
		{
			// TODO: Implements error code
		}

		private function onFileLoaded(e:Event):void
		{
			_loader = new Loader();
			_loader.contentLoaderInfo.addEventListener(Event.INIT, onLoaderInit);
			_loader.loadBytes(_fileReference.data);

			_fileReference.removeEventListener(Event.COMPLETE, onFileLoaded);
			_fileReference.removeEventListener(IOErrorEvent.IO_ERROR, onErrorHandler);
		}

		private function onLoaderInit(e:Event):void
		{
			bitmapData = Bitmap(e.currentTarget.content).bitmapData;
			width = _width;
			height = _height;
			dispatchEvent(new FileEvent(FileEvent.LOADED, _fileReference.name));
		}

		public function selectImage():void
		{
			_fileReference.browse([_fileFilter]);
		}


	}

}