미유탱의 지구정착기

점점 미친듯이 회전.

package {

import flash.display.Sprite;

import flash.events.Event;

[SWF(width="800", height="600", backgroundColor="#ffffff", framerate="30")]

public class oscillation extends Sprite

{

private var _sprite:Sprite;

private var _angle:Number = 0;

private var _xRadius:Number = 100;

private var _yRadius:Number = 100;

private var _vx:Number = 0;

private var _vy:Number = 0;

private var _ax:Number = .02;

private var _ay:Number = .2;

public function oscillation()

{

_sprite = new Sprite();

_sprite.graphics.beginFill(0x0000ff, 100);

_sprite.graphics.drawCircle(0, 0, 25);

_sprite.graphics.endFill();

_sprite.x = 0;

_sprite.y = 100;

addChild(_sprite);

addEventListener(Event.ENTER_FRAME, onEnterFrame);

}

public function onEnterFrame(event:Event):void

{

_sprite.x = 200 + Math.sin(_angle) * _xRadius;

_sprite.y = 200 + Math.cos(_angle) * _yRadius;

_ax += .01;

_angle += _ax;

}

}

}

<?xml version="1.0" encoding="utf-8"?>
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" layout="absolute" creationComplete="test()">
 <mx:Script>
  <![CDATA[
   public function test():void
   {  
    can.addEventListener(MouseEvent.MOUSE_DOWN, mouseDHandler);
    can.addEventListener(MouseEvent.MOUSE_UP, mouseUHandler);
    can.addEventListener(MouseEvent.MOUSE_MOVE, mouseMHandler);
   }
   
   private function mouseDHandler(ent:Event):void
   {
    can.graphics.lineStyle(5, 1, 1, true);
    can.graphics.moveTo(can.mouseX, can.mouseY);
    can.addEventListener(MouseEvent.MOUSE_MOVE, mouseMHandler);    
   }
   private function mouseUHandler(ent:Event):void
   {
    can.removeEventListener(MouseEvent.MOUSE_MOVE, mouseMHandler);
   }
   private function mouseMHandler(ent:Event):void
   {
    draw(can.mouseX, can.mouseY);    
   }
   private function draw(x:int, y:int):void
   {
    can.graphics.lineTo(x, y);  
   }
  ]]>
 </mx:Script>
 <mx:Panel id="pnl" x="10" y="10" width="398" height="369" layout="absolute">
  <mx:Canvas x="0" y="0" width="378" height="329" id="can">
  </mx:Canvas>
 </mx:Panel>
</mx:Application>