public RotateAction(Project aProject)
     : base(aProject)
 {
     mBounds = new Bound(Project.BoundingRect);
 }
 public override bool OnMouseUp(ImagePanel aSender, MouseEventArgs e)
 {
     if (mMode != Mode.None)
     {
         mMode = Mode.None;
         mBounds = new Bound(Project.BoundingRect);
         aSender.Invalidate();
     }
     return true;
 }