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  • 缓动类gs.TweenLite示例

    网上看到的运用缓动类载入图片的一个类 拿来试验一下
    稍作改动 记录一下防止忘记 库中有个图片MiMi
    package 
    {
    	import flash.display.Sprite;
    	import flash.display.BitmapData;
    	import flash.geom.Rectangle;
    	import flash.display.Bitmap;
    	import flash.geom.Point;
    	import flash.events.MouseEvent;
    
    	import gs.TweenLite;
    	import gs.easing.Back;
    
    	public class ImageUp extends Sprite
    	{
    		var _originalImageData:BitmapData;
    		var _cols:uint = 5;
    		var _rows:uint = 5;
    		var _imgArr:Array = new Array();
    		var _w:Number = 0;
    		var _h:Number = 0;
    		var _flag:Boolean = false;
    
    		public function ImageUp()
    		{
    			init();
    		}
    
    
    		private function init():void
    		{
    			//MiMi是库中导入的一张图片
    			_originalImageData = new MiMi();
    			//计算每个小块的宽度、高度
    			_w = _originalImageData.width / _cols;
    			_h = _originalImageData.height / _rows;
    
    			var i:uint = 0,j:uint = 0;
    			for (i=0; i<_rows; i++)
    			{
    				for (j=0; j<_cols; j++)
    				{
    					var _imgCell:BitmapData = new BitmapData(_w,_h);
    					//关键:从原图中复制相应的小区域像素到imgCell中
    					_imgCell.copyPixels(_originalImageData,
    					new Rectangle(j*_w,i*_h,_w,_h),
    					new Point());
    					var _sprite:Sprite = new Sprite();
    					_sprite.addChild(new Bitmap(_imgCell));
    
    					//定位
    					_sprite.x = j * _w;
    					_sprite.y = i * _h;
    
    					this.addChild(_sprite);
    					_imgArr.push(_sprite);
    				}
    			}
    			this.stage.addEventListener(MouseEvent.CLICK,mouseClick);
    			begin();
    		}
    
    
    		private function mouseClick(e:MouseEvent)
    		{
    			if(_flag)
    			{
    				_flag=false;
    				begin();
    			}
    			
    		}
    
    		private function begin():void
    		{
    			for (var i:uint=0;i<_imgArr.length; i++)
    			{
    				if(i<_imgArr.length-1)
    				{
    					TweenLite.from(_imgArr[i],0.5,{delay:0.1*i,y:(_flag?-1:1)*_h*_rows,alpha:0,ease:Back.easeOut});
    				}
    				else
    				{
    					TweenLite.from(_imgArr[i],0.5,{delay:0.1*i,y:(_flag?-1:1)*_h*_rows,alpha:0,ease:Back.easeOut,onComplete:toFlag});
    				}
    			}
    			
    		}
    		
    		private function toFlag():void
    		{
    			trace(_flag);
    			_flag = true;
    		}
    	}
    }
    
    
    
    
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  • 原文地址:https://www.cnblogs.com/602147629/p/1942996.html
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