Flash CS3 - Snowfall

Download flashSnowCS3.zip (7 KB)

ActionScript Code:

// Developed by Anil kumar N D
// anilkumarnd@gmail.com
// http://flash-workshop.blogspot.com/
// ActionScript 3.0
package {
 import flash.display.MovieClip;
 import flash.events.Event;
 import flash.filters.BlurFilter;
 public class flashSnow extends MovieClip {
  public function flashSnow():void {
   stage.frameRate=30;
   stage.addEventListener(Event.ENTER_FRAME,createSnow);
  }
  function createSnow(IN_Event:Event):void {
   if (randomInRange(1,3)==1) {
    var mc_particle:MovieClip=createCircle(randomInRange(3,10));
    mc_particle.x=randomInRange(0,stage.stageWidth);
    mc_particle.id=randomInRange(0,2);
    mc_particle.filters=[new BlurFilter(10,10,2)];
    mc_particle.addEventListener(Event.ENTER_FRAME,moveSnow);
    addChild(mc_particle);
   }
  }
  function createCircle(radius:Number):MovieClip {
   var mc_circle:MovieClip =new MovieClip();
   
   mc_circle.graphics.beginFill(0xFFFFFF,1);
   
   mc_circle.graphics.drawCircle(0,0,radius);
   
   mc_circle.graphics.endFill();
   
   return (mc_circle);
  }
  function moveSnow(IN_Event:Event):void {
   if (IN_Event.target.y>stage.stageHeight) {
    IN_Event.target.removeEventListener(Event.ENTER_FRAME,moveSnow);
    removeChild(MovieClip(IN_Event.target));
   }
   IN_Event.target.y += (IN_Event.target.width)/10;
   if (IN_Event.target.id==0) {
    IN_Event.target.x += (IN_Event.target.width)/30;
   } else if (IN_Event.target.id==1) {
    IN_Event.target.x -= (IN_Event.target.width)/30;
   }
  }
  /**************************************************************************************************
  
  This function return a random number between min and max number
  
  **************************************************************************************************/
  function randomInRange(min:Number,max:Number):Number {
   var scale:Number=max- (--min);
   return Math.ceil(Math.random() * scale + min);
  }
 }
}