as3.0 雪花随机飘落：
package {
import flash.display.MovieClip;
import flash.events.*;
public class SNOW extends MovieClip{
var speedx:Number=0;
var speedy:Number=0;
public function SNOW() {
speedx=5*Math.random()-0.5;
speedy=5*Math.random();
this.addEventListener(Event.ENTER_FRAME,Mot);
// constructor code
}
function Mot(e:Event){
this.x+=speedx;
this.y+=speedy;
if(this.y>400){
init();
}
}
function init(){
this.y=0;
this.x=Math.random()*550;
}
}
}
2019-11-02 13:11:01
9KB
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