Flash教程：用AS3代码实现滤镜动画效果

核心提示：var blurSpeed:Number = 1;var bevelSpeed:Number = 5;appleapple01.addEventListener(MouseEvent.MOUSE_OVER,mouSEOverApple01);apple02.addEventListener (MouseEvent.MO

var blurSpeed:Number = 1;
var bevelSpeed:Number = 5;
appleapple01.addEventListener(MouseEvent.MOUSE_OVER,mouSEOverApple01);
apple02.addEventListener (MouseEvent.MOUSE_OVER, mouseOverApple02);
appleapple01.addEventListener(MouseEvent.MOUSE_OUT,mouseOutApple01);
apple02.addEventListener (MouseEvent.MOUSE_OUT, mouseOutApple02);
apple01.addEventListener(Event.ENTER_FRAME,enterFrameApple01);
apple02.addEventListener (Event.ENTER_FRAME, enterFrameApple02);
var blur:BlurFilter = new BlurFilter();
blur.blurX = 20;
blur.blurY = 20;
blur.quality = BitmapFilterQuality.HIGH;
apple01.filters = [blur];
var bevelFilter:BevelFilter=new BevelFilter(10, 45,0x000000,1, 0xffffff,1,0, 0, 0, BitmapFilterQuality.HIGH,BitmapFilterType.INNER,false);
apple02.filters = [bevelFilter];
var mouseIsOverApple01:Boolean = false;
var mouseIsOverApple02:Boolean = false;
function mouseOverApple01 (event:MouseEvent):void {
mouseIsOverApple01 = true;
}
function mouseOverApple02 (event:MouseEvent):void {
  mouseIsOverApple02 = true;
}
function mouseOutApple01 (event:MouseEvent):void {
mouseIsOverApple01 = false;
}
function mouseOutApple02 (event:MouseEvent):void {
mouseIsOverApple02 = false;
}
function enterFrameApple01 (event:Event):void { 
if (mouseIsOverApple01 == true) {
blur.blurX -= blurSpeed;
blur.blurY -= blurSpeed;
}
if (mouseIsOverApple01 == false && blur.blurX <= 20) {
blur.blurX += blurSpeed;
blur.blurY += blurSpeed;
}
apple01.filters = [blur];
}
function enterFrameApple02 (event:Event):void {
if (mouseIsOverApple02 == true && bevelFilter.blurX < 100) {
bevelFilter.blurX += bevelSpeed;
bevelFilter.blurY += bevelSpeed;
bevelFilter.strength = 5;
}
if (mouseIsOverApple02 == false) {
bevelFilter.blurX -= bevelSpeed;
bevelFilter.blurY -= bevelSpeed;
}
if(bevelFilter.blurX == 0) {
bevelFilter.strength = 0;
}
apple02.filters = [bevelFilter];
}