package com.exanimo.gallery
{
	import com.exanimo.gallery.*;
	import com.exanimo.events.DataChangeEvent;
	import com.exanimo.events.DataChangeType;
	import flash.display.*;
	import flash.events.Event;


	/**
	 *
	 *  ..
	 *	
	 * 	@langversion ActionScript 3
	 *	@playerversion Flash 9.0.0
	 *
	 *	@author Eric Eldredge
	 *	@author Rich Perez
	 *	@author Matthew Tretter
	 *	@since  2009.01.12
	 *
	 */
	public class GallerySprite extends Sprite implements IGallery, IGalleryView
	{
		private var _controller:IGalleryController;



		/**
		 *
		 *	
		 */
		public function GallerySprite()
		{
		}



		//
		// accessors
		//


		/**
		 * @inheritDoc	
		 */
		public function get controller():IGalleryController
		{
			return this._controller;
		}
		/**
		 * @private
		 */
		public function set controller(controller:IGalleryController):void
		{
			if (this._controller)
			{
				this._controller.removeEventListener(GalleryEvent.SELECTED_ITEM_CHANGE, this._relayEvent);
			}
			this._controller = controller;
			if (controller)
			{
				controller.addEventListener(GalleryEvent.SELECTED_ITEM_CHANGE, this._relayEvent);
			}
		}


		/**
		 *
		 *
		 *	
		 */
		public function get numItems():uint
		{
			return this._controller.numItems;
		}


		/**
		 *
		 *
		 *	
		 */
		public function get selectedItemIndex():int
		{
			return this._controller.selectedItemIndex;
		}


		/**
		 * @inheritDoc	
		 */
		public function bindSelectedItem(gallery:IGallery):void
		{
			this._controller.bindSelectedItem(gallery);
		}

		/**
		 * @inheritDoc	
		 */
		public function unbindSelectedItem(gallery:IGallery):void
		{
			this._controller.unbindSelectedItem(gallery);
		}


		//
		// public methods
		//


		/**
		 * @inheritDoc
		 */
		public function selectItemAt(index:uint):void
		{
			this._controller.selectItemAt(index);
		}


		/**
		 * @inheritDoc
		 */
		public function clearSelection():void
		{
			this._controller.clearSelection();
		}




		//
		// private methods
		//


		/**
		 *
		 *	
		 */
		private function _relayEvent(e:GalleryEvent):void
		{
			this.dispatchEvent(e);
		}




	}
}