flash on 2014-9-24

/**
 * Copyright tepe ( http://wonderfl.net/user/tepe )
 * MIT License ( http://www.opensource.org/licenses/mit-license.php )
 * Downloaded from: http://wonderfl.net/c/9MQd
 */

package {
    import flash.display.*;
    import flash.text.*;
    import flash.events.*;
    public class FlashTest extends Sprite {
        private var s1:Sprite = new Sprite();
        public function FlashTest() {
            // write as3 code here..
            s1.graphics.beginFill(0xff0000);
            s1.graphics.drawCircle(0,0,3);
            s1.graphics.endFill();
            s1.x = 200;
            s1.y = 200;
            addChild(s1);
            addEventListener(Event.ENTER_FRAME,onFrame);
        }
        private var rad:Number=0;
        public function onFrame(e:Event):void{
            var r1:Number = 100;
            var r2:Number = r1 - 1/298.257223563;
            
            rad += Math.PI/20;
            rad %= Math.PI*2;
            s1.x = 200+Math.cos(rad)*r1;
            s1.y = 200+Math.sin(rad)*r2;
            
        }

    }
}