教你用Flash制作圣诞节祝福贺卡

addEventListener(Event.ENTER_FRAME, createSnow);
function createSnow(event:Event):void{
var snowflake : Snowflake = new Snowflake(); snowflake.x = Math.random() stage.stageWidth;
snowflake.y = 0 ;
addChild(snowflake);
snowflake.addEventListener(Event.ENTER_FRAME, moveSnowflake);
}

function moveSnowflake(e:Event):void{
if(e.target.y < stage.stageHeight){
e.target.y += 10 + Math.random() 5 ;
e.target.alpha -= 0.015;
e.target.scaleX = e.target.scaleY -= 0.01;
}
else{
e.target.removeEventListener(Event.ENTER_FRAME,moveSnowflake);
removeChild(e.target as Snowflake);
}
}