+ if ( useMask && source->m_macMask )
+ {
+ if ( mode == srcCopy )
+ {
+ if ( LockPixels( GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) ) ) )
+ {
+ CopyMask( GetPortBitMapForCopyBits( sourcePort ) ,
+ GetPortBitMapForCopyBits( MAC_WXHBITMAP(source->m_macMask) ) ,
+ GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ) ,
+ &srcrect, &srcrect , &dstrect ) ;
+ UnlockPixels( GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) ) ) ;
+ }
+ }
+ else
+ {
+ RgnHandle clipRgn = NewRgn() ;
+ LockPixels( GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) ) ) ;
+ BitMapToRegion( clipRgn , (BitMap*) *GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) ) ) ;
+ UnlockPixels( GetGWorldPixMap( MAC_WXHBITMAP(source->m_macMask) ) ) ;
+ OffsetRgn( clipRgn , -srcrect.left + dstrect.left, -srcrect.top + dstrect.top ) ;
+ if ( mode == kEmulatedMode )
+ {
+ Pattern pat ;
+ ::PenPat(GetQDGlobalsBlack(&pat));
+ if ( logical_func == wxSET )
+ {
+ RGBColor col= { 0xFFFF, 0xFFFF, 0xFFFF } ;
+ ::RGBForeColor( &col ) ;
+ ::PaintRgn( clipRgn ) ;
+ }
+ else if ( logical_func == wxCLEAR )
+ {
+ RGBColor col= { 0x0000, 0x0000, 0x0000 } ;
+ ::RGBForeColor( &col ) ;
+ ::PaintRgn( clipRgn ) ;
+ }
+ else if ( logical_func == wxINVERT )
+ {
+ MacInvertRgn( clipRgn ) ;
+ }
+ else
+ {
+ for ( int y = 0 ; y < srcrect.right - srcrect.left ; ++y )
+ {
+ for ( int x = 0 ; x < srcrect.bottom - srcrect.top ; ++x )
+ {
+ Point dstPoint = { dstrect.top + y , dstrect.left + x } ;
+ Point srcPoint = { srcrect.top + y , srcrect.left + x } ;
+ if ( PtInRgn( dstPoint , clipRgn ) )
+ {
+ RGBColor srcColor ;
+ RGBColor dstColor ;
+
+ SetPort( (GrafPtr) sourcePort ) ;
+ GetCPixel( srcPoint.h , srcPoint.v , &srcColor) ;
+ SetPort( (GrafPtr) m_macPort ) ;
+ GetCPixel( dstPoint.h , dstPoint.v , &dstColor ) ;
+
+ wxMacCalculateColour( logical_func , srcColor , dstColor ) ;
+ SetCPixel( dstPoint.h , dstPoint.v , &dstColor ) ;
+ }
+ }
+ }
+ }
+ }
+ else
+ {
+ if ( invertDestinationFirst )
+ {
+ MacInvertRgn( clipRgn ) ;
+ }
+ CopyBits( GetPortBitMapForCopyBits( sourcePort ) ,
+ GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ) ,
+ &srcrect, &dstrect, mode, clipRgn ) ;
+ }
+ DisposeRgn( clipRgn ) ;
+ }
+ }
+ else
+ {
+ RgnHandle clipRgn = NewRgn() ;
+ SetRectRgn( clipRgn , dstrect.left , dstrect.top , dstrect.right , dstrect.bottom ) ;
+ if ( mode == kEmulatedMode )
+ {
+ Pattern pat ;
+ ::PenPat(GetQDGlobalsBlack(&pat));
+ if ( logical_func == wxSET )
+ {
+ RGBColor col= { 0xFFFF, 0xFFFF, 0xFFFF } ;
+ ::RGBForeColor( &col ) ;
+ ::PaintRgn( clipRgn ) ;
+ }
+ else if ( logical_func == wxCLEAR )
+ {
+ RGBColor col= { 0x0000, 0x0000, 0x0000 } ;
+ ::RGBForeColor( &col ) ;
+ ::PaintRgn( clipRgn ) ;
+ }
+ else if ( logical_func == wxINVERT )
+ {
+ MacInvertRgn( clipRgn ) ;
+ }
+ else
+ {
+ for ( int y = 0 ; y < srcrect.right - srcrect.left ; ++y )
+ {
+ for ( int x = 0 ; x < srcrect.bottom - srcrect.top ; ++x )
+ {
+ Point dstPoint = { dstrect.top + y , dstrect.left + x } ;
+ Point srcPoint = { srcrect.top + y , srcrect.left + x } ;
+
+ {
+ RGBColor srcColor ;
+ RGBColor dstColor ;
+
+ SetPort( (GrafPtr) sourcePort ) ;
+ GetCPixel( srcPoint.h , srcPoint.v , &srcColor) ;
+ SetPort( (GrafPtr) m_macPort ) ;
+ GetCPixel( dstPoint.h , dstPoint.v , &dstColor ) ;
+
+ wxMacCalculateColour( logical_func , srcColor , dstColor ) ;
+ SetCPixel( dstPoint.h , dstPoint.v , &dstColor ) ;
+ }
+ }
+ }
+ }
+
+ }
+ else
+ {
+ if ( invertDestinationFirst )
+ {
+ MacInvertRgn( clipRgn ) ;
+ }
+ CopyBits( GetPortBitMapForCopyBits( sourcePort ) ,
+ GetPortBitMapForCopyBits( MAC_WXHBITMAP(m_macPort) ) ,
+ &srcrect, &dstrect, mode, NULL ) ;
+ }
+ DisposeRgn( clipRgn ) ;
+ }
+ UnlockPixels( bmappixels ) ;
+ }