public void Execute()
        {
            StageView stage = MainForm.CurrentStage;

            prevLocation = stage.Selection.StrokeBounds.Point;
            stage.ScaleSelectionAt(scaleX, scaleY, scaleCenter);
        }
        public void UnExecute()
        {
            StageView stage = MainForm.CurrentStage;

            stage.ScaleSelectionAt(1f / scaleX, 1f / scaleY, scaleCenter);
        }