flash on 2011-5-18

by PrettyMuchBryce 18 May 2011

Embed

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

package {
    import flash.events.MouseEvent;
    import flash.events.Event;
    import flash.display.Sprite;
        public class RotationTest extends Sprite {
            private var rect:Sprite;
            private var ui:Sprite;
            private var rotateBox:Boolean;
            public function RotationTest():void {
                buildStuff();

                ui.addEventListener(MouseEvent.MOUSE_DOWN,downRotate);
                stage.addEventListener(MouseEvent.MOUSE_UP,upRotate);
                stage.addEventListener(Event.ENTER_FRAME,update);
            }
        
        private function buildStuff():void {
            rect = new Sprite();
            rect.graphics.beginFill(0xFF0000,1);
            rect.graphics.drawRect(-20,-20,40,40);
            rect.graphics.endFill();
    
            ui = new Sprite();
            ui.graphics.beginFill(0x000000);
            ui.graphics.drawCircle(20,-20,5);
            ui.graphics.drawCircle(20,20,5);
            ui.graphics.drawCircle(-20,20,5);
            ui.graphics.drawCircle(-20,-20,5);
    
            rect.x = 250;
            rect.y = 250;
            rect.addChild(ui);
    
            addChild(rect);
        }
        private function downRotate(e:MouseEvent):void {
            rotateBox=true;
        }
        private function upRotate(e:MouseEvent):void {
            rotateBox=false;
        }
        private function update(e:Event):void{
            if (rotateBox) {
            var xdiff:Number = mouseX-rect.x;
            var ydiff:Number = mouseY-rect.y;
            rect.rotation = Math.atan2(ydiff, xdiff)/(Math.PI/180) + 45;
            //textbox.text = "ROTATION: " + Math.round(rect.rotation).toString();
        }
    }
  }

}