topical media & game development
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);
}
}
}
(C) Æliens
04/09/2009
You may not copy or print any of this material without explicit permission of the author or the publisher.
In case of other copyright issues, contact the author.