+ m_macPort = (GrafPtr) m_selected.GetHBITMAP() ;
+ LockPixels( GetGWorldPixMap( (CGrafPtr) m_macPort ) ) ;
+ wxMask * mask = bitmap.GetMask() ;
+ if ( mask )
+ {
+ m_macMask = mask->GetMaskBitmap() ;
+ }
+ SetRectRgn( (RgnHandle) m_macBoundaryClipRgn , 0 , 0 , m_selected.GetWidth() , m_selected.GetHeight() ) ;
+ CopyRgn( (RgnHandle) m_macBoundaryClipRgn ,(RgnHandle) m_macCurrentClipRgn ) ;