+ else
+ {
+ PicHandle pic = GetPictHandle() ;
+ SetIconFamilyData( iconFamily, 'PICT' , (Handle) pic ) ;
+ }
+ // transform into IconRef
+
+ // cleaner version existing from 10.3 upwards
+ HLock((Handle) iconFamily);
+ OSStatus err = GetIconRefFromIconFamilyPtr( *iconFamily, GetHandleSize((Handle) iconFamily), &m_iconRef );
+ HUnlock((Handle) iconFamily);
+ wxASSERT_MSG( err == noErr , wxT("Error when constructing icon ref") );
+ DisposeHandle( (Handle) iconFamily ) ;
+ }
+
+ return m_iconRef ;
+}
+
+PicHandle wxBitmapRefData::GetPictHandle()
+{
+ if ( m_pictHandle == NULL )
+ {
+#ifndef __LP64__
+ GraphicsExportComponent exporter = 0;
+ OSStatus err = OpenADefaultComponent(GraphicsExporterComponentType, kQTFileTypePicture, &exporter);
+ if (noErr == err)
+ {
+ m_pictHandle = (PicHandle) NewHandle(0);
+ if ( m_pictHandle )
+ {
+ // QT does not correctly export the mask
+ // TODO if we get around to it create a synthetic PICT with the CopyBits and Mask commands
+ CGImageRef imageRef = CreateCGImage();
+ err = GraphicsExportSetInputCGImage( exporter, imageRef );
+ err = GraphicsExportSetOutputHandle(exporter, (Handle)m_pictHandle);
+ err = GraphicsExportDoExport(exporter, NULL);
+ CGImageRelease( imageRef );
+
+ size_t handleSize = GetHandleSize( (Handle) m_pictHandle );
+ // the 512 bytes header is only needed for pict files, but not in memory
+ if ( handleSize >= 512 )
+ {
+ memmove( *m_pictHandle , (char*)(*m_pictHandle)+512, handleSize - 512 );
+ SetHandleSize( (Handle) m_pictHandle, handleSize - 512 );
+ }
+ }
+ CloseComponent( exporter );
+ }
+#endif
+ }
+
+ return m_pictHandle ;
+}
+
+CGImageRef wxBitmapRefData::CreateCGImage() const
+{
+ wxASSERT( m_ok ) ;
+ wxASSERT( m_rawAccessCount >= 0 ) ;
+ CGImageRef image ;
+ if ( m_rawAccessCount > 0 || m_cgImageRef == NULL )
+ {
+ if ( m_depth != 1 && m_bitmapMask == NULL )
+ {
+ if ( m_bitmapMask )
+ {
+ CGImageRef tempImage = CGBitmapContextCreateImage( m_hBitmap );
+ CGImageRef tempMask = CGBitmapContextCreateImage((CGContextRef) m_bitmapMask->GetHBITMAP() );
+ image = CGImageCreateWithMask( tempImage, tempMask );
+ CGImageRelease(tempMask);
+ CGImageRelease(tempImage);
+ }
+ else
+ image = CGBitmapContextCreateImage( m_hBitmap );
+ }
+ else
+ {
+ size_t imageSize = m_height * m_bytesPerRow ;
+ void * dataBuffer = m_memBuf.GetData() ;
+ int w = m_width ;
+ int h = m_height ;
+ CGImageAlphaInfo alphaInfo = kCGImageAlphaNoneSkipFirst ;
+ wxMemoryBuffer membuf;
+
+ if ( m_bitmapMask )
+ {
+ alphaInfo = kCGImageAlphaFirst ;
+ unsigned char *destalphastart = (unsigned char*) membuf.GetWriteBuf( imageSize ) ;
+ memcpy( destalphastart , dataBuffer , imageSize ) ;
+ unsigned char *sourcemaskstart = (unsigned char *) m_bitmapMask->GetRawAccess() ;
+ int maskrowbytes = m_bitmapMask->GetBytesPerRow() ;
+ for ( int y = 0 ; y < h ; ++y , destalphastart += m_bytesPerRow, sourcemaskstart += maskrowbytes)
+ {
+ unsigned char *sourcemask = sourcemaskstart ;
+ unsigned char *destalpha = destalphastart ;
+ for ( int x = 0 ; x < w ; ++x , sourcemask += kMaskBytesPerPixel , destalpha += 4 )
+ {
+ *destalpha = 0xFF - *sourcemask ;
+ }
+ }
+ membuf.UngetWriteBuf( imageSize );
+ }
+ else
+ {
+ if ( m_hasAlpha )
+ {
+#if wxMAC_USE_PREMULTIPLIED_ALPHA
+ alphaInfo = kCGImageAlphaPremultipliedFirst ;
+#else
+ alphaInfo = kCGImageAlphaFirst ;
+#endif
+ }
+
+ membuf = m_memBuf;
+ }
+
+ CGDataProviderRef dataProvider = NULL ;
+ if ( m_depth == 1 )
+ {
+ // TODO CHECK ALIGNMENT
+ wxMemoryBuffer maskBuf;
+ unsigned char * maskBufData = (unsigned char*) maskBuf.GetWriteBuf( m_width * m_height );
+ unsigned char * bufData = (unsigned char *) membuf.GetData() ;
+ // copy one color component
+ size_t i = 0;
+ for( int y = 0 ; y < m_height ; bufData+= m_bytesPerRow, ++y )
+ {
+ unsigned char *bufDataIter = bufData+3;
+ for ( int x = 0 ; x < m_width ; bufDataIter += 4, ++x, ++i )
+ {
+ maskBufData[i] = *bufDataIter;
+ }
+ }
+ maskBuf.UngetWriteBuf( m_width * m_height );
+
+ dataProvider =
+ wxMacCGDataProviderCreateWithMemoryBuffer( maskBuf );
+
+ image = ::CGImageMaskCreate( w, h, 8, 8, m_width , dataProvider, NULL, false );
+ }
+ else
+ {
+ CGColorSpaceRef colorSpace = wxMacGetGenericRGBColorSpace();
+ dataProvider = wxMacCGDataProviderCreateWithMemoryBuffer( membuf );
+ image =
+ ::CGImageCreate(
+ w, h, 8 , 32 , m_bytesPerRow , colorSpace, alphaInfo ,
+ dataProvider, NULL , false , kCGRenderingIntentDefault );
+ }
+ CGDataProviderRelease( dataProvider);
+ }
projects / wxWidgets.git / blobdiff