gallery9 / flower_group.as

package  {

    import flash.display.MovieClip;
    import flash.events.Event;


    public class flower_group extends MovieClip {


        private var velX:Number;
        private var velY:Number;

        private var velA:Number=-0.005;

        public function flower_group() {


            x=200;
            y=620;
            velX=0;
            velY=0;

            alpha=0.5;


            addEventListener(Event.ENTER_FRAME,onFrame);
        }

        private function onFrame(e:Event):void {


            velX+=-0.1+Math.random()*0.2;
            velY+=-0.1+Math.random()*0.2;

            x+=velX;
            y+=velY;
            alpha+=velA;

            if ((alpha<0.01) || (alpha>0.5)) {
                velA*=-1;
                alpha+=velA;
                //removeEventListener(Event.ENTER_FRAME,onFrame);
                //parent.removeChild(this);
            }

            if ((y>630)||(y<600)) {
                velY*=-1;
                y+=velY;
            }
            if ((x<100)||(x>800)) {
                velX*=-1;
                x+=velX;
            }


        }
    }

}