forked from: 複数の画像を読み込む(プログレスバー編)

by hacker_hf6yp9r6 18 Jan 2010

Embed

/**
 * Copyright hacker_hf6yp9r6 ( http://wonderfl.net/user/hacker_hf6yp9r6 )
 * MIT License ( http://www.opensource.org/licenses/mit-license.php )
 * Downloaded from: http://wonderfl.net/c/4xXK
 */

// forked from kihon's 複数の画像を読み込む(プログレスバー編)
package
{
	import flash.display.Loader;
	import flash.display.Sprite;
	import flash.events.Event;
	import flash.net.URLRequest;
	import flash.system.LoaderContext;
	import flash.system.Security;
	import com.bit101.components.ProgressBar;
	import com.bit101.components.Label;
	
	public class Main extends Sprite
	{
		private var count:int = 0;		// 読み込んだ画像数
		private var images:Array;		// 読み込んだ画像
		private var pbar:ProgressBar; 	// プログレスバー 
		private var valueLabel:Label;	// 読み込み数を表示する
		
		private	const IMAGE_URL:Array =
		[
			"http://farm3.static.flickr.com/2205/2532926223_6b2745185b.jpg",
			"http://farm4.static.flickr.com/3372/3212206475_ec333b5c51.jpg",
			"http://farm1.static.flickr.com/24/53973269_1947656f3b.jpg",
			"http://farm4.static.flickr.com/3176/2605060584_559c1163d2.jpg",
			"http://farm3.static.flickr.com/2639/3788074641_e2fa4610ab.jpg",
			"http://farm1.static.flickr.com/233/535789866_d39e385c4e.jpg",
			"http://farm4.static.flickr.com/3472/3358943665_e06398e377.jpg",
			"http://farm4.static.flickr.com/3561/3467927336_0b72db14cb.jpg",
			"http://farm3.static.flickr.com/2200/2059143799_bd0f522dfe.jpg"
		];
		
		public function Main()
		{
			images = new Array(IMAGE_URL.length);
			pbar = new ProgressBar(this, 182, 222);
			valueLabel = new Label(this, pbar.x + pbar.width + 10, pbar.y - 5, "0");
			var maxLabel:Label = new Label(this, valueLabel.x + 5, valueLabel.y, " / " + IMAGE_URL.length.toString());
			
			// crossdomain.xmlを読み込む
			Security.loadPolicyFile("http://farm3.static.flickr.com/crossdomain.xml");
			
			for (var i:int = 0; i < IMAGE_URL.length; i++)
			{
				var loader:Loader = new Loader();
				loader.contentLoaderInfo.addEventListener(Event.INIT, initHandler);
				loader.load(new URLRequest(IMAGE_URL[i]), new LoaderContext(true));
				loader.name = i.toString();
			}
		}
		
		private function initHandler(event:Event):void
		{
			images[event.currentTarget.loader.name] = event.currentTarget.loader;
			if (++count == IMAGE_URL.length) completeHandler();
			pbar.value = count / IMAGE_URL.length;
			valueLabel.text = count.toString();
		}
		
		private function completeHandler():void
		{
			var label:Label = new Label(this, 208, pbar.y + pbar.height + 5, "COMPLETE");
		}
	}
}