[]分享：LayaAir下Loading进度条的制作（ActionScript 3.0）

package

{

	import laya.net.Loader;

	import laya.ui.ProgressBar;

	import laya.utils.Handler;

	

	public class LoadingDemo

	{

		private var progressBar:ProgressBar;

		public function LoadingDemo()

		{

			Laya.init(550,400);

			//预加载loading条资源

			var pro1:Object={url:"loads/progressBar.png",type:Loader.IMAGE};

			var pro2:Object={url:"loads/progressBar$bar.png",type:Loader.IMAGE};

			var proArr:Array=;

			proArr.push(pro1,pro2);

			Laya.loader.load(proArr,Handler.create(this,onProLoaded));

		}

		

		private function onProLoaded():void

		{

			// 将进度条显示到舞台

			showProgress();

			

			//开始预加载游戏资源

			var ape1:Object={url:"apes/monkey0.png",type:Loader.IMAGE};

			var ape2:Object={url:"apes/monkey1.png",type:Loader.IMAGE};

			var ape3:Object={url:"apes/monkey2.png",type:Loader.IMAGE};

			var ape4:Object={url:"apes/monkey3.png",type:Loader.IMAGE};

			var ape5:Object={url:"apes/image1.png",type:Loader.IMAGE};

			var ape6:Object={url:"apes/image2.png",type:Loader.IMAGE};

			var ape7:Object={url:"apes/image3.png",type:Loader.IMAGE};

			

			var arr:Array=;

			arr.push(ape1,ape2,ape3,ape4,ape5,ape6,ape7);

			//设置progress Handler的第4个参数为true，根据加载文件个数获取加载进度

			Laya.loader.load(arr,null,Handler.create(this,onProgress,null,false));

		}

		// 将进度条显示到舞台

		private function showProgress():void

		{

			progressBar=new ProgressBar("loads/progressBar.png");

			progressBar.pos(50,300);

			progressBar.width=300;

			progressBar.sizeGrid="5,5,5,5";

			//当progressBar的value值改变时触发

			progressBar.changeHandler=new Handler(this,onChange);

			Laya.stage.addChild(progressBar);

		}

		private function onChange(value:Number):void

		{

			trace("进度: "+Math.floor(value*100)+"%");

		}

		//游戏资源加载进度函数

		private function onProgress(pro:Number):void

		{

			trace("加载了总文件的:"+pro+"%")

			progressBar.value=pro;

			if(progressBar.value==1)

			{

				progressBar.value=1;

			}

		}

	}

}