forked from: flash on 2010-4-13

/**
 * Copyright ysissy ( http://wonderfl.net/user/ysissy )
 * MIT License ( http://www.opensource.org/licenses/mit-license.php )
 * Downloaded from: http://wonderfl.net/c/sMn4
 */

// forked from kihon's flash on 2010-4-13
package
{
    import flash.display.Sprite;
    import flash.display.Bitmap;
    import flash.display.BitmapData;
    import flash.events.MouseEvent;
    import flash.geom.Point;
    import com.bit101.components.HUISlider;
 
    public class Main extends Sprite
    {
        private var bitmap:Bitmap;
        private var point:Point = new Point();
 
        public function Main()
        {
            var slider:HUISlider = new HUISlider(this, 132, 400, "Frame Rate",
            function():void
            {
                stage.frameRate = slider.value;
            });
            slider.value = 30;
            slider.minimum = 1;
            slider.maximum = 60;
 
            // 適当な設定で
            var bd:BitmapData = new BitmapData(100, 100, false, 0xED1A3D);
            bitmap = new Bitmap(bd);
            addChild(bitmap);
 
            // マウスボタンが押されたら、onMouseDown()を呼び出す - ドラッグ開始
            stage.addEventListener(MouseEvent.MOUSE_DOWN, onMouseDown);
 
            // マウスボタンが離されたら、onMouseUp()を呼び出す - ドラッグ終了
            stage.addEventListener(MouseEvent.MOUSE_UP, onMouseUp);
        }
 
        private function onMouseDown(event:MouseEvent):void
        {
            // クリックした地点にbitmapが無かったら処理終了
            if (!bitmap.hitTestPoint(mouseX, mouseY)) return;
 
            // ローカル座標を取得
            point = bitmap.globalToLocal(new Point(mouseX, mouseY));
 
            stage.addEventListener(MouseEvent.MOUSE_MOVE, onMouseMove);
        }
 
        private function onMouseUp(event:MouseEvent):void
        {
            stage.removeEventListener(MouseEvent.MOUSE_MOVE, onMouseMove);
        }
 
        private function onMouseMove(event:MouseEvent):void
        {
            bitmap.x = mouseX - point.x;
            bitmap.y = mouseY - point.y;
        }
    }
}