topical media & game development
[] readme course(s) preface I 1 2 II 3 4 III 5 6 7 IV 8 9 10 V 11 12 afterthought(s) appendix reference(s) example(s) resource(s) _

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animation-ch03-Wave2.ax

animation-ch03-Wave2.ax [swf] [flash] flex 


  package
  {
   import flash.display.Sprite;
   import flash.events.Event;
   
   public class @ax-animation-ch03-Wave2 extends Sprite {
    private var angle:Number = 0;
    private var centerY:Number = 200;
    private var range:Number = 50;
    private var xspeed:Number = 1;
    private var yspeed:Number = .05;
    private var xpos:Number;
    private var ypos:Number;
    
    public function @ax-animation-ch03-Wave2() {
     init();
    }

init(s)


    private function init():void {
     xpos = 0;
     graphics.lineStyle(1, 0, 1);
     graphics.moveTo(0, centerY);
     addEventListener(Event.ENTER_FRAME, onEnterFrame);
    }

frame(s)


    public function onEnterFrame(event:Event):void {
     xpos += xspeed;
     angle += yspeed;
     ypos = centerY + Math.sin(angle) * range;
     graphics.lineTo(xpos, ypos);
    }
   }
  }
[] readme course(s) preface I 1 2 II 3 4 III 5 6 7 IV 8 9 10 V 11 12 afterthought(s) appendix reference(s) example(s) resource(s) _

(C) Æliens 04/09/2009

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