public virtual void FrameRegion(GDIRegion region, GDIBrush aBrush, Size strokeSize)
 {
     bool success = GDI32.FrameRgn(this, region, aBrush.DangerousGetHandle(), strokeSize.Width, strokeSize.Height);
 }
 public virtual void FillRegion(GDIRegion region, GDIBrush aBrush)
 {
     bool success = GDI32.FillRgn(this, region, aBrush.DangerousGetHandle());
 }