X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/05d8deda209e232835c7de64b821f569c9711df8..3570a1c6e596c358848c77c5b37d724097340ce8:/src/mac/carbon/bitmap.cpp?ds=inline diff --git a/src/mac/carbon/bitmap.cpp b/src/mac/carbon/bitmap.cpp index f27549a11a..22ed227e5e 100644 --- a/src/mac/carbon/bitmap.cpp +++ b/src/mac/carbon/bitmap.cpp @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: bitmap.cpp +// Name: src/mac/carbon/bitmap.cpp // Purpose: wxBitmap // Author: Stefan Csomor // Modified by: @@ -9,16 +9,17 @@ // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) -#pragma implementation "bitmap.h" -#endif - #include "wx/wxprec.h" #include "wx/bitmap.h" -#include "wx/icon.h" -#include "wx/log.h" -#include "wx/image.h" + +#ifndef WX_PRECOMP + #include "wx/log.h" + #include "wx/dcmemory.h" + #include "wx/icon.h" + #include "wx/image.h" +#endif + #include "wx/metafile.h" #include "wx/xpmdecod.h" @@ -26,494 +27,732 @@ IMPLEMENT_DYNAMIC_CLASS(wxBitmap, wxGDIObject) IMPLEMENT_DYNAMIC_CLASS(wxMask, wxObject) -IMPLEMENT_DYNAMIC_CLASS(wxBitmapHandler, wxObject ) -#ifdef __DARWIN__ - #include -#else - #include -#endif +#include +#include #include "wx/mac/uma.h" -#include "wx/dcmemory.h" - // Implementation Notes -// -------------------- +// -------------------- // -// we are always working with a 32 bit deep pixel buffer -// under QuickDraw its alpha parts are going to be ignored in the GWorld, +// we are always working with a 32 bit deep pixel buffer +// under QuickDraw its alpha parts are going to be ignored in the GWorld, // therefore we have a separate GWorld there for blitting the mask in // under Quartz then content is transformed into a CGImageRef representing the same data // which can be transferred to the GPU by the OS for fast rendering -// we don't dare premultiplied alpha yet -#define wxMAC_USE_PREMULTIPLIED_ALPHA 0 - -IconFamilyHandle wxMacCreateIconFamily(const wxBitmap& bmp) +class WXDLLEXPORT wxBitmapRefData: public wxGDIRefData { - // setup the header properly - - IconFamilyHandle iconFamily = (IconFamilyHandle) NewHandle(8) ; - (**iconFamily).resourceType = kIconFamilyType ; - (**iconFamily).resourceSize = sizeof(OSType) + sizeof(Size); - - int w = bmp.GetWidth() ; - int h = bmp.GetHeight() ; - int sz = wxMax( w , h ) ; - if ( sz > 128 ) - { - wxFAIL_MSG( wxT("Currently only 128 pixels wide images are supported") ) ; - } - - Handle data = NULL ; - Handle maskdata = NULL ; - unsigned char * maskptr = NULL ; - unsigned char * ptr = NULL ; - size_t size ; - size_t masksize ; - OSType dataType ; - OSType maskType ; - - bool hasAlpha = bmp.HasAlpha() ; - wxMask *mask = bmp.GetMask() ; - // thumbnail is 128 x 128 with 32 bits per pixel - - if ( sz > 48 ) - { - sz = 128 ; - dataType = kThumbnail32BitData ; - maskType = kThumbnail8BitMask ; - } - else if ( sz > 32 ) - { - sz = 48 ; - dataType = kHuge32BitData ; - maskType = kHuge8BitMask ; - } - else if ( sz > 16 ) - { - sz = 32 ; - dataType = kLarge32BitData ; - maskType = kLarge8BitMask ; - } - else - { - sz = 16 ; - dataType = kSmall32BitData ; - maskType = kSmall8BitMask ; - } + friend class WXDLLIMPEXP_FWD_CORE wxIcon; + friend class WXDLLIMPEXP_FWD_CORE wxCursor; +public: + wxBitmapRefData(int width , int height , int depth); + wxBitmapRefData(); + wxBitmapRefData(const wxBitmapRefData &tocopy); - size = sz * sz * 4 ; - data = NewHandle( size) ; - HLock( data ) ; - ptr = (unsigned char*) *data ; - memset( ptr , 0, size ) ; - - masksize = sz * sz ; - maskdata = NewHandle( masksize ) ; - HLock( maskdata ) ; - maskptr = (unsigned char*) *maskdata ; - memset( maskptr , 0 , masksize ) ; - - unsigned char * source = (unsigned char*) bmp.GetRawAccess() ; - unsigned char * masksource = mask ? (unsigned char*) mask->GetRawAccess() : NULL ; - for ( int y = 0 ; y < h ; ++y ) - { - unsigned char * dest = ptr + y * sz * 4 ; - unsigned char * maskdest = maskptr + y * sz ; - for ( int x = 0 ; x < w ; ++x ) - { - unsigned char a = *source ++ ; - unsigned char r = *source ++ ; - unsigned char g = *source ++ ; - unsigned char b = *source ++ ; - - *dest++ = 0 ; - *dest++ = r ; - *dest++ = g ; - *dest++ = b ; - - if ( mask ) - *maskdest++ = *masksource++ ; - else if ( hasAlpha ) - *maskdest++ = a ; - else - *maskdest++ = 0xFF ; - } - } - - OSStatus err = SetIconFamilyData( iconFamily, dataType , data ) ; - wxASSERT_MSG( err == noErr , wxT("Error when adding bitmap") ) ; - - err = SetIconFamilyData( iconFamily, maskType , maskdata ) ; - wxASSERT_MSG( err == noErr , wxT("Error when adding mask") ) ; - HUnlock( data ) ; - HUnlock( maskdata ) ; - DisposeHandle( data ) ; - DisposeHandle( maskdata ) ; - return iconFamily ; -} - -IconRef wxMacCreateIconRef(const wxBitmap& bmp) -{ - IconFamilyHandle iconFamily = wxMacCreateIconFamily( bmp ) ; - IconRef iconRef ; - static int iconCounter = 2 ; - - OSStatus err = RegisterIconRefFromIconFamily( 'WXNG' , (OSType) iconCounter, iconFamily, &iconRef ) ; - UInt16 owners ; - err = GetIconRefOwners(iconRef , &owners ) ; - - wxASSERT_MSG( err == noErr , wxT("Error when adding bitmap") ) ; - // we have to retain a reference, as Unregister will decrement it - AcquireIconRef( iconRef ) ; - UnregisterIconRef( 'WXNG' , (OSType) iconCounter ) ; - DisposeHandle( (Handle) iconFamily ) ; - ++iconCounter ; - - return iconRef ; -} - -PicHandle wxMacCreatePicHandle( const wxBitmap &bmp ) -{ - CGrafPtr origPort = NULL ; - GDHandle origDev = NULL ; - PicHandle pict = NULL ; - GWorldPtr wp = NULL ; - GWorldPtr mask = NULL ; - - GetGWorld( &origPort , &origDev ) ; - - wp = (GWorldPtr) bmp.GetHBITMAP( (WXHBITMAP*) &mask ) ; - - SetGWorld( wp , NULL ) ; - Rect portRect ; - GetPortBounds( wp , &portRect ) ; - pict = OpenPicture(&portRect); - - if(pict) - { - RGBColor white = { 0xffff ,0xffff , 0xffff } ; - RGBColor black = { 0x0000 ,0x0000 , 0x0000 } ; - RGBForeColor( &black ) ; - RGBBackColor( &white ) ; - - LockPixels( GetGWorldPixMap( wp ) ) ; - CopyBits(GetPortBitMapForCopyBits(wp), - GetPortBitMapForCopyBits(wp), - &portRect, - &portRect, - srcCopy,NULL); - UnlockPixels( GetGWorldPixMap( wp ) ) ; - ClosePicture(); - } - SetGWorld( origPort , origDev ) ; + virtual ~wxBitmapRefData(); - return pict; + virtual bool IsOk() const { return m_ok; } + + void Free(); + void SetOk( bool isOk) { m_ok = isOk; } + + void SetWidth( int width ) { m_width = width; } + void SetHeight( int height ) { m_height = height; } + void SetDepth( int depth ) { m_depth = depth; } + + int GetWidth() const { return m_width; } + int GetHeight() const { return m_height; } + int GetDepth() const { return m_depth; } + + void *GetRawAccess() const; + void *BeginRawAccess(); + void EndRawAccess(); + + bool HasAlpha() const { return m_hasAlpha; } + void UseAlpha( bool useAlpha ); + +public: +#if wxUSE_PALETTE + wxPalette m_bitmapPalette; +#endif // wxUSE_PALETTE + + wxMask * m_bitmapMask; // Optional mask + CGImageRef CreateCGImage() const; + + // returns true if the bitmap has a size that + // can be natively transferred into a true icon + // if no is returned GetIconRef will still produce + // an icon but it will be generated via a PICT and + // rescaled to 16 x 16 + bool HasNativeSize(); + + // caller should increase ref count if needed longer + // than the bitmap exists + IconRef GetIconRef(); + + // returns a Pict from the bitmap content + PicHandle GetPictHandle(); + + CGContextRef GetBitmapContext() const; + + int GetBytesPerRow() const { return m_bytesPerRow; } + private : + bool Create(int width , int height , int depth); + void Init(); + + int m_width; + int m_height; + int m_bytesPerRow; + int m_depth; + bool m_hasAlpha; + wxMemoryBuffer m_memBuf; + int m_rawAccessCount; + bool m_ok; + mutable CGImageRef m_cgImageRef; + + IconRef m_iconRef; + PicHandle m_pictHandle; + + CGContextRef m_hBitmap; +}; + + +#define wxMAC_USE_PREMULTIPLIED_ALPHA 1 +static const int kBestByteAlignement = 16; +static const int kMaskBytesPerPixel = 1; + +static int GetBestBytesPerRow( int rawBytes ) +{ + return (((rawBytes)+kBestByteAlignement-1) & ~(kBestByteAlignement-1) ); } +#if wxUSE_GUI + +// this is used for more controls than just the wxBitmap button, also for notebooks etc + void wxMacCreateBitmapButton( ControlButtonContentInfo*info , const wxBitmap& bitmap , int forceType ) { memset( info , 0 , sizeof(ControlButtonContentInfo) ) ; if ( bitmap.Ok() ) { - wxBitmapRefData * bmap = (wxBitmapRefData*) ( bitmap.GetRefData()) ; + wxBitmapRefData * bmap = bitmap.GetBitmapData() ; if ( bmap == NULL ) return ; - info->contentType = kControlContentIconRef ; - info->u.iconRef = wxMacCreateIconRef( bitmap ) ; - -#if wxMAC_USE_CORE_GRAPHICS - /* - // only on 10.4 more controls will accept a CGImage - + + if ( forceType == 0 ) + { + forceType = kControlContentCGImageRef; + } + + if ( forceType == kControlContentIconRef ) + { + wxBitmap scaleBmp ; + wxBitmapRefData* bmp = bmap ; + + if ( !bmap->HasNativeSize() ) + { + // as PICT conversion will only result in a 16x16 icon, let's attempt + // a few scales for better results + + int w = bitmap.GetWidth() ; + int h = bitmap.GetHeight() ; + int sz = wxMax( w , h ) ; + if ( sz == 24 || sz == 64 ) + { + scaleBmp = wxBitmap( bitmap.ConvertToImage().Scale( w * 2 , h * 2 ) ) ; + bmp = scaleBmp.GetBitmapData() ; + } + } + + info->contentType = kControlContentIconRef ; + info->u.iconRef = bmp->GetIconRef() ; + AcquireIconRef( info->u.iconRef ) ; + } + else if ( forceType == kControlContentCGImageRef ) + { info->contentType = kControlContentCGImageRef ; - info->u.imageRef = (CGImageRef) bmap->CGImageCreate() ; - */ + info->u.imageRef = (CGImageRef) bmap->CreateCGImage() ; + } + else + { +#ifndef __LP64__ + info->contentType = kControlContentPictHandle ; + info->u.picture = bmap->GetPictHandle() ; #endif + } } } +CGImageRef wxMacCreateCGImageFromBitmap( const wxBitmap& bitmap ) +{ + wxBitmapRefData * bmap = bitmap.GetBitmapData() ; + if ( bmap == NULL ) + return NULL ; + return (CGImageRef) bmap->CreateCGImage(); +} + void wxMacReleaseBitmapButton( ControlButtonContentInfo*info ) { if ( info->contentType == kControlContentIconRef ) { - ReleaseIconRef(info->u.iconRef) ; + ReleaseIconRef( info->u.iconRef ) ; + } + else if ( info->contentType == kControlNoContent ) + { + // there's no bitmap at all, fall through silently + } + else if ( info->contentType == kControlContentPictHandle ) + { + // owned by the bitmap, no release here } -#if wxMAC_USE_CORE_GRAPHICS else if ( info->contentType == kControlContentCGImageRef ) { CGImageRelease( info->u.imageRef ) ; } -#endif else { wxFAIL_MSG(wxT("Unexpected bitmap type") ) ; } } +#endif //wxUSE_BMPBUTTON + +#define M_BITMAPDATA ((wxBitmapRefData *)m_refData) void wxBitmapRefData::Init() { m_width = 0 ; m_height = 0 ; m_depth = 0 ; + m_bytesPerRow = 0; m_ok = false ; m_bitmapMask = NULL ; -#if wxMAC_USE_CORE_GRAPHICS m_cgImageRef = NULL ; -#endif + + m_iconRef = NULL ; + m_pictHandle = NULL ; m_hBitmap = NULL ; - m_hMaskBitmap = NULL; - m_maskBytesPerRow = NULL ; m_rawAccessCount = 0 ; m_hasAlpha = false; } +wxBitmapRefData::wxBitmapRefData(const wxBitmapRefData &tocopy) +{ + Init(); + Create(tocopy.m_width, tocopy.m_height, tocopy.m_depth); + + if (tocopy.m_bitmapMask) + m_bitmapMask = new wxMask(*tocopy.m_bitmapMask); + else if (tocopy.m_hasAlpha) + UseAlpha(true); + + unsigned char* dest = (unsigned char*)GetRawAccess(); + unsigned char* source = (unsigned char*)tocopy.GetRawAccess(); + size_t numbytes = m_bytesPerRow * m_height; + memcpy( dest, source, numbytes ); +} + wxBitmapRefData::wxBitmapRefData() { Init() ; } -wxBitmapRefData::wxBitmapRefData( int w , int h , int d ) +wxBitmapRefData::wxBitmapRefData( int w , int h , int d ) { Init() ; Create( w , h , d ) ; } -bool wxBitmapRefData::Create( int w , int h , int d ) +bool wxBitmapRefData::Create( int w , int h , int d ) { - m_width = w ; - m_height = h ; + m_width = wxMax(1, w); + m_height = wxMax(1, h); m_depth = d ; - m_bytesPerRow = w * 4 ; + m_bytesPerRow = GetBestBytesPerRow( w * 4 ) ; size_t size = m_bytesPerRow * h ; - void* data = m_memBuf.GetWriteBuf(size) ; - memset( data , 0 , size) ; - m_memBuf.UngetWriteBuf(size) ; + void* data = m_memBuf.GetWriteBuf( size ) ; + memset( data , 0 , size ) ; + m_memBuf.UngetWriteBuf( size ) ; m_hBitmap = NULL ; - Rect rect = { 0 , 0 , m_height , m_width } ; - verify_noerr( NewGWorldFromPtr( (GWorldPtr*) &m_hBitmap , k32ARGBPixelFormat , &rect , NULL , NULL , 0 , - (char*) data , m_bytesPerRow ) ) ; - wxASSERT_MSG( m_hBitmap , wxT("Unable to create GWorld context") ) ; + m_hBitmap = CGBitmapContextCreate((char*) data, m_width, m_height, 8, m_bytesPerRow, wxMacGetGenericRGBColorSpace(), kCGImageAlphaNoneSkipFirst ); + wxASSERT_MSG( m_hBitmap , wxT("Unable to create CGBitmapContext context") ) ; + CGContextTranslateCTM( m_hBitmap, 0, m_height ); + CGContextScaleCTM( m_hBitmap, 1, -1 ); + m_ok = ( m_hBitmap != NULL ) ; - return m_ok ; + return m_ok ; } void wxBitmapRefData::UseAlpha( bool use ) { if ( m_hasAlpha == use ) return ; - + m_hasAlpha = use ; - if ( m_hasAlpha ) - { - int width = GetWidth() ; - int height = GetHeight() ; - m_maskBytesPerRow = ( width + 3 ) & 0xFFFFFFC ; - size_t size = height * m_maskBytesPerRow ; - unsigned char * data = (unsigned char * ) m_maskMemBuf.GetWriteBuf( size ) ; - memset( data , 0 , size ) ; - wxASSERT( m_hMaskBitmap == NULL ) ; - Rect rect = { 0 , 0 , height , width } ; - verify_noerr( NewGWorldFromPtr( (GWorldPtr*) &m_hMaskBitmap , k8IndexedGrayPixelFormat , &rect , NULL , NULL , 0 , - (char*) data , m_maskBytesPerRow ) ) ; - wxASSERT_MSG( m_hMaskBitmap , wxT("Unable to create GWorld context for alpha mask") ) ; - m_maskMemBuf.UngetWriteBuf(size) ; -#if !wxMAC_USE_CORE_GRAPHICS - UpdateAlphaMask() ; -#endif - } - else - { - DisposeGWorld( m_hMaskBitmap ) ; - m_hMaskBitmap = NULL ; - m_maskBytesPerRow = 0 ; - } + + CGContextRelease( m_hBitmap ); + m_hBitmap = CGBitmapContextCreate((char*) m_memBuf.GetData(), m_width, m_height, 8, m_bytesPerRow, wxMacGetGenericRGBColorSpace(), m_hasAlpha ? kCGImageAlphaPremultipliedFirst : kCGImageAlphaNoneSkipFirst ); + wxASSERT_MSG( m_hBitmap , wxT("Unable to create CGBitmapContext context") ) ; + CGContextTranslateCTM( m_hBitmap, 0, m_height ); + CGContextScaleCTM( m_hBitmap, 1, -1 ); } void *wxBitmapRefData::GetRawAccess() const { - wxCHECK_MSG( Ok(), NULL , wxT("invalid bitmap") ) ; + wxCHECK_MSG( IsOk(), NULL , wxT("invalid bitmap") ) ; return m_memBuf.GetData() ; } -void *wxBitmapRefData::BeginRawAccess() +void *wxBitmapRefData::BeginRawAccess() { - wxCHECK_MSG( Ok(), NULL, wxT("invalid bitmap") ) ; + wxCHECK_MSG( IsOk(), NULL, wxT("invalid bitmap") ) ; wxASSERT( m_rawAccessCount == 0 ) ; + wxASSERT_MSG( m_pictHandle == NULL && m_iconRef == NULL , + wxT("Currently, modifing bitmaps that are used in controls already is not supported") ) ; + ++m_rawAccessCount ; -#if wxMAC_USE_CORE_GRAPHICS - // we must destroy an existing cached image, as + + // we must destroy an existing cached image, as // the bitmap data may change now if ( m_cgImageRef ) { CGImageRelease( m_cgImageRef ) ; m_cgImageRef = NULL ; } -#endif + return m_memBuf.GetData() ; } void wxBitmapRefData::EndRawAccess() { - wxCHECK_RET( Ok() , wxT("invalid bitmap") ) ; + wxCHECK_RET( IsOk() , wxT("invalid bitmap") ) ; wxASSERT( m_rawAccessCount == 1 ) ; + --m_rawAccessCount ; -#if !wxMAC_USE_CORE_GRAPHICS - UpdateAlphaMask() ; -#endif } +bool wxBitmapRefData::HasNativeSize() +{ + int w = GetWidth() ; + int h = GetHeight() ; + int sz = wxMax( w , h ) ; + + return ( sz == 128 || sz == 48 || sz == 32 || sz == 16 ); +} -#if wxMAC_USE_CORE_GRAPHICS -void wxMacMemoryBufferReleaseProc(void *info, const void *data, size_t size) +IconRef wxBitmapRefData::GetIconRef() { - wxMemoryBuffer* membuf = (wxMemoryBuffer*) info ; - wxASSERT( data == membuf->GetData() ) ; - delete membuf ; + if ( m_iconRef == NULL ) + { + // Create Icon Family Handle + + IconFamilyHandle iconFamily = (IconFamilyHandle) NewHandle( 0 ); + + int w = GetWidth() ; + int h = GetHeight() ; + int sz = wxMax( w , h ) ; + + OSType dataType = 0 ; + OSType maskType = 0 ; + + switch (sz) + { + case 128: +#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5 + if ( UMAGetSystemVersion() >= 0x1050 ) + { + dataType = kIconServices128PixelDataARGB ; + } + else +#endif + { + dataType = kThumbnail32BitData ; + maskType = kThumbnail8BitMask ; + } + break; + + case 48: +#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5 + if ( UMAGetSystemVersion() >= 0x1050 ) + { + dataType = kIconServices48PixelDataARGB ; + } + else +#endif + { + dataType = kHuge32BitData ; + maskType = kHuge8BitMask ; + } + break; + + case 32: +#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5 + if ( UMAGetSystemVersion() >= 0x1050 ) + { + dataType = kIconServices32PixelDataARGB ; + } + else +#endif + { + dataType = kLarge32BitData ; + maskType = kLarge8BitMask ; + } + break; + + case 16: +#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5 + if ( UMAGetSystemVersion() >= 0x1050 ) + { + dataType = kIconServices16PixelDataARGB ; + } + else +#endif + { + dataType = kSmall32BitData ; + maskType = kSmall8BitMask ; + } + break; + + default: + break; + } + + if ( dataType != 0 ) + { +#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5 + if ( maskType == 0 && UMAGetSystemVersion() >= 0x1050 ) + { + size_t datasize = sz * sz * 4 ; + Handle data = NewHandle( datasize ) ; + HLock( data ) ; + unsigned char* ptr = (unsigned char*) *data ; + memset( ptr, 0, datasize ); + bool hasAlpha = HasAlpha() ; + wxMask *mask = m_bitmapMask ; + unsigned char * sourcePtr = (unsigned char*) GetRawAccess() ; + unsigned char * masksourcePtr = mask ? (unsigned char*) mask->GetRawAccess() : NULL ; + + for ( int y = 0 ; y < h ; ++y, sourcePtr += m_bytesPerRow , masksourcePtr += mask ? mask->GetBytesPerRow() : 0 ) + { + unsigned char * source = sourcePtr; + unsigned char * masksource = masksourcePtr; + unsigned char * dest = ptr + y * sz * 4 ; + unsigned char a, r, g, b; + + for ( int x = 0 ; x < w ; ++x ) + { + a = *source ++ ; + r = *source ++ ; + g = *source ++ ; + b = *source ++ ; + + if ( mask ) + { + a = 0xFF - *masksource++ ; + } + else if ( !hasAlpha ) + a = 0xFF ; + else + { +#if wxMAC_USE_PREMULTIPLIED_ALPHA + // this must be non-premultiplied data + if ( a != 0xFF && a!= 0 ) + { + r = r * 255 / a; + g = g * 255 / a; + b = b * 255 / a; + } +#endif + } + *dest++ = a ; + *dest++ = r ; + *dest++ = g ; + *dest++ = b ; + + } + } + HUnlock( data ); + OSStatus err = SetIconFamilyData( iconFamily, dataType , data ); + wxASSERT_MSG( err == noErr , wxT("Error when adding bitmap") ); + DisposeHandle( data ); + } + else +#endif + { + // setup the header properly + + Handle data = NULL ; + Handle maskdata = NULL ; + unsigned char * maskptr = NULL ; + unsigned char * ptr = NULL ; + size_t datasize, masksize ; + + datasize = sz * sz * 4 ; + data = NewHandle( datasize ) ; + HLock( data ) ; + ptr = (unsigned char*) *data ; + memset( ptr , 0, datasize ) ; + + masksize = sz * sz ; + maskdata = NewHandle( masksize ) ; + HLock( maskdata ) ; + maskptr = (unsigned char*) *maskdata ; + memset( maskptr , 0 , masksize ) ; + + bool hasAlpha = HasAlpha() ; + wxMask *mask = m_bitmapMask ; + unsigned char * sourcePtr = (unsigned char*) GetRawAccess() ; + unsigned char * masksourcePtr = mask ? (unsigned char*) mask->GetRawAccess() : NULL ; + + for ( int y = 0 ; y < h ; ++y, sourcePtr += m_bytesPerRow , masksourcePtr += mask ? mask->GetBytesPerRow() : 0 ) + { + unsigned char * source = sourcePtr; + unsigned char * masksource = masksourcePtr; + unsigned char * dest = ptr + y * sz * 4 ; + unsigned char * maskdest = maskptr + y * sz ; + unsigned char a, r, g, b; + + for ( int x = 0 ; x < w ; ++x ) + { + a = *source ++ ; + r = *source ++ ; + g = *source ++ ; + b = *source ++ ; + + *dest++ = 0 ; + *dest++ = r ; + *dest++ = g ; + *dest++ = b ; + + if ( mask ) + *maskdest++ = 0xFF - *masksource++ ; + else if ( hasAlpha ) + *maskdest++ = a ; + else + *maskdest++ = 0xFF ; + } + } + + OSStatus err = SetIconFamilyData( iconFamily, dataType , data ) ; + wxASSERT_MSG( err == noErr , wxT("Error when adding bitmap") ) ; + + err = SetIconFamilyData( iconFamily, maskType , maskdata ) ; + wxASSERT_MSG( err == noErr , wxT("Error when adding mask") ) ; + + HUnlock( data ) ; + HUnlock( maskdata ) ; + DisposeHandle( data ) ; + DisposeHandle( maskdata ) ; + } + } + 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::CGImageCreate() const +CGImageRef wxBitmapRefData::CreateCGImage() const { wxASSERT( m_ok ) ; wxASSERT( m_rawAccessCount >= 0 ) ; CGImageRef image ; if ( m_rawAccessCount > 0 || m_cgImageRef == NULL ) { - size_t imageSize = m_width * m_height * 4 ; - void * dataBuffer = m_memBuf.GetData() ; - int w = m_width ; - int h = m_height ; - CGImageAlphaInfo alphaInfo = kCGImageAlphaNoneSkipFirst ; - wxMemoryBuffer* membuf = NULL ; - - if ( m_bitmapMask ) + if ( m_depth != 1 && m_bitmapMask == NULL ) { - membuf = new wxMemoryBuffer( imageSize ) ; - memcpy( membuf->GetData() , dataBuffer , imageSize ) ; - unsigned char *sourcemaskstart = (unsigned char *) m_bitmapMask->GetRawAccess() ; - int maskrowbytes = m_bitmapMask->GetBytesPerRow() ; - unsigned char *destalpha = (unsigned char *) membuf->GetData() ; - alphaInfo = kCGImageAlphaFirst ; - for ( int y = 0 ; y < h ; ++y , sourcemaskstart += maskrowbytes) + if ( m_bitmapMask ) { - unsigned char *sourcemask = sourcemaskstart ; - for( int x = 0 ; x < w ; ++x , sourcemask++ , destalpha += 4 ) - { - *destalpha = *sourcemask ; - } + 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 if ( m_hasAlpha ) + 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 ; + alphaInfo = kCGImageAlphaPremultipliedFirst ; #else - alphaInfo = kCGImageAlphaFirst ; + alphaInfo = kCGImageAlphaFirst ; #endif - membuf = new wxMemoryBuffer( m_memBuf ) ; - } - else - { - membuf = new wxMemoryBuffer( m_memBuf ) ; + } + + 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); } - CGColorSpaceRef colorSpace = wxMacGetGenericRGBColorSpace(); - CGDataProviderRef dataProvider = - CGDataProviderCreateWithData( membuf , (const void *)membuf->GetData() , imageSize, - wxMacMemoryBufferReleaseProc ); - image = - ::CGImageCreate( w, h, 8 , 32 , 4 * m_width , colorSpace, alphaInfo , - dataProvider, NULL , false , kCGRenderingIntentDefault ); - CGDataProviderRelease( dataProvider); } else { image = m_cgImageRef ; CGImageRetain( image ) ; } + if ( m_rawAccessCount == 0 && m_cgImageRef == NULL) { // we keep it for later use m_cgImageRef = image ; CGImageRetain( image ) ; - } + } + return image ; } -#endif -GWorldPtr wxBitmapRefData::GetHBITMAP(GWorldPtr* mask) const +CGContextRef wxBitmapRefData::GetBitmapContext() const { - wxCHECK_MSG( Ok(), NULL, wxT("invalid bitmap") ); - if ( mask ) - { - *mask = NULL ; - if ( m_bitmapMask ) - *mask = (GWorldPtr) m_bitmapMask->GetHBITMAP() ; - else if ( m_hasAlpha ) - { -#if !wxMAC_USE_CORE_GRAPHICS - if ( m_rawAccessCount > 0 ) - UpdateAlphaMask() ; -#else - // this structure is not kept in synch when using CG, so if someone - // is really accessing the Graphports, we have to sync it - UpdateAlphaMask() ; -#endif - *mask = m_hMaskBitmap ; - } - } - return m_hBitmap ; -} - -void wxBitmapRefData::UpdateAlphaMask() const -{ - if ( m_hasAlpha ) - { - unsigned char *sourcemask = (unsigned char *) GetRawAccess() ; - unsigned char *destalphabase = (unsigned char *) m_maskMemBuf.GetData() ; - - int h = GetHeight() ; - int w = GetWidth() ; - - for ( int y = 0 ; y < h ; ++y , destalphabase += m_maskBytesPerRow ) - { - unsigned char* destalpha = destalphabase ; - for( int x = 0 ; x < w ; ++x , sourcemask += 4, ++destalpha ) - { - *destalpha = *sourcemask ; - } - } - } + return m_hBitmap; } void wxBitmapRefData::Free() { wxASSERT_MSG( m_rawAccessCount == 0 , wxT("Bitmap still selected when destroyed") ) ; -#if wxMAC_USE_CORE_GRAPHICS if ( m_cgImageRef ) { CGImageRelease( m_cgImageRef ) ; m_cgImageRef = NULL ; } + + if ( m_iconRef ) + { + ReleaseIconRef( m_iconRef ) ; + m_iconRef = NULL ; + } + +#ifndef __LP64__ + if ( m_pictHandle ) + { + KillPicture( m_pictHandle ) ; + m_pictHandle = NULL ; + } #endif + if ( m_hBitmap ) { - DisposeGWorld( MAC_WXHBITMAP(m_hBitmap) ) ; + CGContextRelease(m_hBitmap); m_hBitmap = NULL ; } - if ( m_hMaskBitmap ) - { - DisposeGWorld( MAC_WXHBITMAP(m_hMaskBitmap) ) ; - m_hMaskBitmap = NULL ; - } if (m_bitmapMask) { @@ -529,82 +768,106 @@ wxBitmapRefData::~wxBitmapRefData() bool wxBitmap::CopyFromIcon(const wxIcon& icon) { + bool created = false ; int w = icon.GetWidth() ; int h = icon.GetHeight() ; + Create( icon.GetWidth() , icon.GetHeight() ) ; if ( w == h && ( w == 16 || w == 32 || w == 48 || w == 128 ) ) { IconFamilyHandle iconFamily = NULL ; - Handle imagehandle = NewHandle(0) ; - Handle maskhandle = NewHandle(0) ; - - OSType maskType ; - OSType dataType ; - IconSelectorValue selector ; - if ( w == 128 ) - { - dataType = kThumbnail32BitData ; - maskType = kThumbnail8BitMask ; - selector = kSelectorAllAvailableData ; - } - else if ( w == 48 ) - { - dataType = kHuge32BitData ; - maskType = kHuge8BitMask ; - selector = kSelectorHuge32Bit | kSelectorHuge8BitMask ; - } - else if ( w == 32 ) - { - dataType = kLarge32BitData ; - maskType = kLarge8BitMask ; - selector = kSelectorLarge32Bit | kSelectorLarge8BitMask ; - } - else if ( w == 16 ) - { - dataType = kSmall32BitData ; - maskType = kSmall8BitMask ; - selector = kSelectorSmall32Bit | kSelectorSmall8BitMask ; - } - else + Handle imagehandle = NewHandle( 0 ) ; + Handle maskhandle = NewHandle( 0 ) ; + + OSType maskType = 0; + OSType dataType = 0; + IconSelectorValue selector = 0 ; + + switch (w) { - wxFAIL_MSG(wxT("Illegal icon size for conversion") ) ; + case 128: + dataType = kThumbnail32BitData ; + maskType = kThumbnail8BitMask ; + selector = kSelectorAllAvailableData ; + break; + + case 48: + dataType = kHuge32BitData ; + maskType = kHuge8BitMask ; + selector = kSelectorHuge32Bit | kSelectorHuge8BitMask ; + break; + + case 32: + dataType = kLarge32BitData ; + maskType = kLarge8BitMask ; + selector = kSelectorLarge32Bit | kSelectorLarge8BitMask ; + break; + + case 16: + dataType = kSmall32BitData ; + maskType = kSmall8BitMask ; + selector = kSelectorSmall32Bit | kSelectorSmall8BitMask ; + break; + + default: + break; } + OSStatus err = IconRefToIconFamily( MAC_WXHICON(icon.GetHICON()) , selector , &iconFamily ) ; - OSStatus err = ( IconRefToIconFamily( MAC_WXHICON(icon.GetHICON()) , selector , &iconFamily ) ) ; - - err =( GetIconFamilyData( iconFamily , dataType , imagehandle ) ) ; - err =( GetIconFamilyData( iconFamily , maskType , maskhandle ) ) ; - wxASSERT( GetHandleSize( imagehandle ) == w * 4 * h ) ; - wxASSERT( GetHandleSize( maskhandle ) == w * h ) ; - UseAlpha() ; - unsigned char *source = (unsigned char *) *imagehandle ; - unsigned char *sourcemask = (unsigned char *) *maskhandle ; - - unsigned char* destination = (unsigned char*) BeginRawAccess() ; - for ( int y = 0 ; y < h ; ++y ) + err = GetIconFamilyData( iconFamily , dataType , imagehandle ) ; + err = GetIconFamilyData( iconFamily , maskType , maskhandle ) ; + size_t imagehandlesize = GetHandleSize( imagehandle ) ; + size_t maskhandlesize = GetHandleSize( maskhandle ) ; + + if ( imagehandlesize != 0 && maskhandlesize != 0 ) { - for ( int x = 0 ; x < w ; ++x ) + wxASSERT( GetHandleSize( imagehandle ) == w * 4 * h ) ; + wxASSERT( GetHandleSize( maskhandle ) == w * h ) ; + + UseAlpha() ; + + unsigned char *source = (unsigned char *) *imagehandle ; + unsigned char *sourcemask = (unsigned char *) *maskhandle ; + unsigned char* destination = (unsigned char*) BeginRawAccess() ; + + for ( int y = 0 ; y < h ; ++y ) { - *destination++ = *sourcemask++ ; - source++ ; - *destination++ = *source++ ; - *destination++ = *source++ ; - *destination++ = *source++ ; + for ( int x = 0 ; x < w ; ++x ) + { + unsigned char a = *sourcemask++; + *destination++ = a; + source++ ; +#if wxMAC_USE_PREMULTIPLIED_ALPHA + *destination++ = ( (*source++) * a + 127 ) / 255; + *destination++ = ( (*source++) * a + 127 ) / 255; + *destination++ = ( (*source++) * a + 127 ) / 255; +#else + *destination++ = *source++ ; + *destination++ = *source++ ; + *destination++ = *source++ ; +#endif + } } + + EndRawAccess() ; + DisposeHandle( imagehandle ) ; + DisposeHandle( maskhandle ) ; + created = true ; } - EndRawAccess() ; - DisposeHandle( imagehandle ) ; - DisposeHandle( maskhandle ) ; + + DisposeHandle( (Handle) iconFamily ) ; } - else - { + + if ( !created ) + { wxMemoryDC dc ; dc.SelectObject( *this ) ; dc.DrawIcon( icon , 0 , 0 ) ; dc.SelectObject( wxNullBitmap ) ; } + return true; } @@ -623,18 +886,23 @@ wxBitmap::wxBitmap(const char bits[], int the_width, int the_height, int no_bits if ( no_bits == 1 ) { int linesize = ( the_width / (sizeof(unsigned char) * 8)) ; - if ( the_width % (sizeof(unsigned char) * 8) ) { + if ( the_width % (sizeof(unsigned char) * 8) ) linesize += sizeof(unsigned char); - } + unsigned char* linestart = (unsigned char*) bits ; - unsigned char* destination = (unsigned char*) BeginRawAccess() ; - for ( int y = 0 ; y < the_height ; ++y , linestart += linesize ) + unsigned char* destptr = (unsigned char*) BeginRawAccess() ; + + for ( int y = 0 ; y < the_height ; ++y , linestart += linesize, destptr += M_BITMAPDATA->GetBytesPerRow() ) { + unsigned char* destination = destptr; + int index, bit, mask; + for ( int x = 0 ; x < the_width ; ++x ) { - int index = x / 8 ; - int bit = x % 8 ; - int mask = 1 << bit ; + index = x / 8 ; + bit = x % 8 ; + mask = 1 << bit ; + if ( linestart[index] & mask ) { *destination++ = 0xFF ; @@ -651,6 +919,7 @@ wxBitmap::wxBitmap(const char bits[], int the_width, int the_height, int no_bits } } } + EndRawAccess() ; } else @@ -664,7 +933,7 @@ wxBitmap::wxBitmap(int w, int h, int d) (void)Create(w, h, d); } -wxBitmap::wxBitmap(void *data, wxBitmapType type, int width, int height, int depth) +wxBitmap::wxBitmap(const void* data, wxBitmapType type, int width, int height, int depth) { (void) Create(data, type, width, height, depth); } @@ -674,51 +943,57 @@ wxBitmap::wxBitmap(const wxString& filename, wxBitmapType type) LoadFile(filename, type); } -wxBitmap::wxBitmap(const char **bits) +wxGDIRefData* wxBitmap::CreateGDIRefData() const { - (void) CreateFromXpm(bits); + return new wxBitmapRefData; } -wxBitmap::wxBitmap(char **bits) +wxGDIRefData* wxBitmap::CloneGDIRefData(const wxGDIRefData* data) const { - (void) CreateFromXpm((const char **)bits); + return new wxBitmapRefData(*wx_static_cast(const wxBitmapRefData *, data)); } -void* wxBitmap::GetRawAccess() const +void * wxBitmap::GetRawAccess() const { wxCHECK_MSG( Ok() , NULL , wxT("invalid bitmap") ) ; + return M_BITMAPDATA->GetRawAccess() ; } -void* wxBitmap::BeginRawAccess() +void * wxBitmap::BeginRawAccess() { wxCHECK_MSG( Ok() , NULL , wxT("invalid bitmap") ) ; + return M_BITMAPDATA->BeginRawAccess() ; } void wxBitmap::EndRawAccess() { wxCHECK_RET( Ok() , wxT("invalid bitmap") ) ; + M_BITMAPDATA->EndRawAccess() ; } -bool wxBitmap::CreateFromXpm(const char **bits) +CGImageRef wxBitmap::CreateCGImage() const { - wxCHECK_MSG( bits != NULL, FALSE, wxT("invalid bitmap data") ) - wxXPMDecoder decoder; - wxImage img = decoder.ReadData(bits); - wxCHECK_MSG( img.Ok(), FALSE, wxT("invalid bitmap data") ) - *this = wxBitmap(img); - return TRUE; + wxCHECK_MSG( Ok(), NULL , wxT("invalid bitmap") ) ; + + return M_BITMAPDATA->CreateCGImage() ; } -#if wxMAC_USE_CORE_GRAPHICS -WXCGIMAGEREF wxBitmap::CGImageCreate() const +IconRef wxBitmap::GetIconRef() const { wxCHECK_MSG( Ok(), NULL , wxT("invalid bitmap") ) ; - return M_BITMAPDATA->CGImageCreate() ; + + return M_BITMAPDATA->GetIconRef() ; +} + +IconRef wxBitmap::CreateIconRef() const +{ + IconRef icon = GetIconRef(); + verify_noerr( AcquireIconRef(icon) ); + return icon; } -#endif wxBitmap wxBitmap::GetSubBitmap(const wxRect &rect) const { @@ -728,45 +1003,51 @@ wxBitmap wxBitmap::GetSubBitmap(const wxRect &rect) const (rect.y+rect.height <= GetHeight()), wxNullBitmap, wxT("invalid bitmap or bitmap region") ); - wxBitmap ret( rect.width, rect.height, GetDepth() ); wxASSERT_MSG( ret.Ok(), wxT("GetSubBitmap error") ); - - int sourcewidth = GetWidth() ; int destwidth = rect.width ; int destheight = rect.height ; + { - unsigned char * sourcedata = (unsigned char*) GetRawAccess() ; - unsigned char * destdata = (unsigned char*) ret.BeginRawAccess() ; - int sourcelinesize = sourcewidth * 4 ; - int destlinesize = destwidth * 4 ; + unsigned char *sourcedata = (unsigned char*) GetRawAccess() ; + unsigned char *destdata = (unsigned char*) ret.BeginRawAccess() ; + wxASSERT( (sourcedata != NULL) && (destdata != NULL) ) ; + + int sourcelinesize = GetBitmapData()->GetBytesPerRow() ; + int destlinesize = ret.GetBitmapData()->GetBytesPerRow() ; unsigned char *source = sourcedata + rect.x * 4 + rect.y * sourcelinesize ; unsigned char *dest = destdata ; - for(int yy = 0; yy < destheight; ++yy, source += sourcelinesize , dest += destlinesize) + + for (int yy = 0; yy < destheight; ++yy, source += sourcelinesize , dest += destlinesize) { memcpy( dest , source , destlinesize ) ; } } + ret.EndRawAccess() ; - + if ( M_BITMAPDATA->m_bitmapMask ) { wxMemoryBuffer maskbuf ; - int rowBytes = ( destwidth + 3 ) & 0xFFFFFFC ; + int rowBytes = GetBestBytesPerRow( destwidth * kMaskBytesPerPixel ); size_t maskbufsize = rowBytes * destheight ; - unsigned char * destdata = (unsigned char * ) maskbuf.GetWriteBuf( maskbufsize ) ; - int sourcelinesize = M_BITMAPDATA->m_bitmapMask->GetBytesPerRow() ; + int sourcelinesize = M_BITMAPDATA->m_bitmapMask->GetBytesPerRow() ; int destlinesize = rowBytes ; + unsigned char *source = (unsigned char *) M_BITMAPDATA->m_bitmapMask->GetRawAccess() ; - source += rect.x + rect.y * sourcelinesize ; + unsigned char *destdata = (unsigned char * ) maskbuf.GetWriteBuf( maskbufsize ) ; + wxASSERT( (source != NULL) && (destdata != NULL) ) ; + + source += rect.x * kMaskBytesPerPixel + rect.y * sourcelinesize ; unsigned char *dest = destdata ; - for(int yy = 0; yy < destheight; ++yy, source += sourcelinesize , dest += destlinesize) + for (int yy = 0; yy < destheight; ++yy, source += sourcelinesize , dest += destlinesize) { memcpy( dest , source , destlinesize ) ; } + maskbuf.UngetWriteBuf( maskbufsize ) ; ret.SetMask( new wxMask( maskbuf , destwidth , destheight , rowBytes ) ) ; } @@ -785,7 +1066,7 @@ bool wxBitmap::Create(int w, int h, int d) m_refData = new wxBitmapRefData( w , h , d ); - return M_BITMAPDATA->Ok() ; + return M_BITMAPDATA->IsOk() ; } bool wxBitmap::LoadFile(const wxString& filename, wxBitmapType type) @@ -802,17 +1083,23 @@ bool wxBitmap::LoadFile(const wxString& filename, wxBitmapType type) } else { +#if wxUSE_IMAGE wxImage loadimage(filename, type); - if (loadimage.Ok()) { + if (loadimage.Ok()) + { *this = loadimage; + return true; } +#endif } + wxLogWarning(wxT("no bitmap handler for type %d defined."), type); + return false; } -bool wxBitmap::Create(void *data, wxBitmapType type, int width, int height, int depth) +bool wxBitmap::Create(const void* data, wxBitmapType type, int width, int height, int depth) { UnRef(); @@ -820,29 +1107,32 @@ bool wxBitmap::Create(void *data, wxBitmapType type, int width, int height, int wxBitmapHandler *handler = FindHandler(type); - if ( handler == NULL ) { + if ( handler == NULL ) + { wxLogWarning(wxT("no bitmap handler for type %d defined."), type); - return FALSE; + return false; } return handler->Create(this, data, type, width, height, depth); } +#if wxUSE_IMAGE + wxBitmap::wxBitmap(const wxImage& image, int depth) { - wxCHECK_RET( image.Ok(), wxT("invalid image") ) + wxCHECK_RET( image.Ok(), wxT("invalid image") ); // width and height of the device-dependent bitmap int width = image.GetWidth(); int height = image.GetHeight(); - m_refData = new wxBitmapRefData( width , height , depth ) ;; + m_refData = new wxBitmapRefData( width , height , depth ) ; // Create picture bool hasAlpha = false ; - + if ( image.HasMask() ) { // takes precedence, don't mix with alpha info @@ -851,46 +1141,49 @@ wxBitmap::wxBitmap(const wxImage& image, int depth) { hasAlpha = image.HasAlpha() ; } - + if ( hasAlpha ) UseAlpha() ; - - unsigned char* destination = (unsigned char*) BeginRawAccess() ; + unsigned char* destinationstart = (unsigned char*) BeginRawAccess() ; register unsigned char* data = image.GetData(); - const unsigned char *alpha = hasAlpha ? image.GetAlpha() : NULL ; - for (int y = 0; y < height; y++) + if ( destinationstart != NULL && data != NULL ) { - for (int x = 0; x < width; x++) + const unsigned char *alpha = hasAlpha ? image.GetAlpha() : NULL ; + for (int y = 0; y < height; destinationstart += M_BITMAPDATA->GetBytesPerRow(), y++) { - if ( hasAlpha ) + unsigned char * destination = destinationstart; + for (int x = 0; x < width; x++) { - const unsigned char a = *alpha++; - *destination++ = a ; + if ( hasAlpha ) + { + const unsigned char a = *alpha++; + *destination++ = a ; + #if wxMAC_USE_PREMULTIPLIED_ALPHA - *destination++ = ((*data++) * a + 127 ) / 255 ; - *destination++ = ((*data++) * a + 127 ) / 255 ; - *destination++ = ((*data++) * a + 127 ) / 255 ; + *destination++ = ((*data++) * a + 127) / 255 ; + *destination++ = ((*data++) * a + 127) / 255 ; + *destination++ = ((*data++) * a + 127) / 255 ; #else - *destination++ = *data++ ; - *destination++ = *data++ ; - *destination++ = *data++ ; + *destination++ = *data++ ; + *destination++ = *data++ ; + *destination++ = *data++ ; #endif - } - else - { - *destination++ = 0xFF ; - *destination++ = *data++ ; - *destination++ = *data++ ; - *destination++ = *data++ ; + } + else + { + *destination++ = 0xFF ; + *destination++ = *data++ ; + *destination++ = *data++ ; + *destination++ = *data++ ; + } } } + + EndRawAccess() ; } - EndRawAccess() ; if ( image.HasMask() ) - { SetMask( new wxMask( *this , wxColour( image.GetMaskRed() , image.GetMaskGreen() , image.GetMaskBlue() ) ) ) ; - } } wxImage wxBitmap::ConvertToImage() const @@ -907,21 +1200,22 @@ wxImage wxBitmap::ConvertToImage() const unsigned char *data = image.GetData(); wxCHECK_MSG( data, wxNullImage, wxT("Could not allocate data for image") ); - unsigned char* source = (unsigned char*) GetRawAccess() ; + unsigned char* sourcestart = (unsigned char*) GetRawAccess() ; bool hasAlpha = false ; bool hasMask = false ; + int maskBytesPerRow = 0 ; unsigned char *alpha = NULL ; unsigned char *mask = NULL ; + if ( HasAlpha() ) - { hasAlpha = true ; - } if ( GetMask() ) { hasMask = true ; mask = (unsigned char*) GetMask()->GetRawAccess() ; + maskBytesPerRow = GetMask()->GetBytesPerRow() ; } if ( hasAlpha ) @@ -929,78 +1223,101 @@ wxImage wxBitmap::ConvertToImage() const image.SetAlpha() ; alpha = image.GetAlpha() ; } + int index = 0; - + // The following masking algorithm is the same as well in msw/gtk: // the colour used as transparent one in wxImage and the one it is - // replaced with when it really occurs in the bitmap + // replaced with when it actually occurs in the bitmap static const int MASK_RED = 1; static const int MASK_GREEN = 2; static const int MASK_BLUE = 3; static const int MASK_BLUE_REPLACEMENT = 2; - for (int yy = 0; yy < height; yy++) + for (int yy = 0; yy < height; yy++ , sourcestart += M_BITMAPDATA->GetBytesPerRow() , mask += maskBytesPerRow ) { + unsigned char * maskp = mask ; + unsigned char * source = sourcestart; + unsigned char a, r, g, b; + long color; + for (int xx = 0; xx < width; xx++) { - long color = *((long*) source) ; - unsigned char a = ((color&0xFF000000) >> 24) ; - unsigned char r = ((color&0x00FF0000) >> 16) ; - unsigned char g = ((color&0x0000FF00) >> 8) ; - unsigned char b = (color&0x000000FF); + color = *((long*) source) ; +#ifdef WORDS_BIGENDIAN + a = ((color&0xFF000000) >> 24) ; + r = ((color&0x00FF0000) >> 16) ; + g = ((color&0x0000FF00) >> 8) ; + b = (color&0x000000FF); +#else + b = ((color&0xFF000000) >> 24) ; + g = ((color&0x00FF0000) >> 16) ; + r = ((color&0x0000FF00) >> 8) ; + a = (color&0x000000FF); +#endif if ( hasMask ) { - if ( *mask++ == 0 ) - { - if ( r == MASK_RED && g == MASK_GREEN && b == MASK_BLUE ) - b = MASK_BLUE_REPLACEMENT ; - } - else + if ( *maskp++ == 0xFF ) { r = MASK_RED ; g = MASK_GREEN ; b = MASK_BLUE ; } + else if ( r == MASK_RED && g == MASK_GREEN && b == MASK_BLUE ) + b = MASK_BLUE_REPLACEMENT ; } else if ( hasAlpha ) + { *alpha++ = a ; +#if wxMAC_USE_PREMULTIPLIED_ALPHA + // this must be non-premultiplied data + if ( a != 0xFF && a!= 0 ) + { + r = r * 255 / a; + g = g * 255 / a; + b = b * 255 / a; + } +#endif + } data[index ] = r ; data[index + 1] = g ; data[index + 2] = b ; + index += 3; source += 4 ; } } + if ( hasMask ) image.SetMaskColour( MASK_RED, MASK_GREEN, MASK_BLUE ); + return image; } +#endif //wxUSE_IMAGE -bool wxBitmap::SaveFile(const wxString& filename, wxBitmapType type, - const wxPalette *palette) const +bool wxBitmap::SaveFile( const wxString& filename, + wxBitmapType type, const wxPalette *palette ) const { + bool success = false; wxBitmapHandler *handler = FindHandler(type); if ( handler ) { - return handler->SaveFile(this, filename, type, palette); + success = handler->SaveFile(this, filename, type, palette); } else { +#if wxUSE_IMAGE wxImage image = ConvertToImage(); - - return image.SaveFile(filename, type); + success = image.SaveFile(filename, type); +#else + wxLogWarning(wxT("no bitmap handler for type %d defined."), type); +#endif } - wxLogWarning(wxT("no bitmap handler for type %d defined."), type); - return false; -} - -bool wxBitmap::Ok() const -{ - return (M_BITMAPDATA && M_BITMAPDATA->Ok()); + return success; } int wxBitmap::GetHeight() const @@ -1024,11 +1341,6 @@ int wxBitmap::GetDepth() const return M_BITMAPDATA->GetDepth(); } -int wxBitmap::GetQuality() const -{ - return 0; -} - wxMask *wxBitmap::GetMask() const { wxCHECK_MSG( Ok(), (wxMask *) NULL, wxT("invalid bitmap") ); @@ -1045,37 +1357,25 @@ bool wxBitmap::HasAlpha() const void wxBitmap::SetWidth(int w) { - if (!M_BITMAPDATA) - m_refData = new wxBitmapRefData; - + AllocExclusive(); M_BITMAPDATA->SetWidth(w); } void wxBitmap::SetHeight(int h) { - if (!M_BITMAPDATA) - m_refData = new wxBitmapRefData; - + AllocExclusive(); M_BITMAPDATA->SetHeight(h); } void wxBitmap::SetDepth(int d) { - if (!M_BITMAPDATA) - m_refData = new wxBitmapRefData; - + AllocExclusive(); M_BITMAPDATA->SetDepth(d); } -void wxBitmap::SetQuality(int WXUNUSED(quality)) -{ -} - void wxBitmap::SetOk(bool isOk) { - if (!M_BITMAPDATA) - m_refData = new wxBitmapRefData; - + AllocExclusive(); M_BITMAPDATA->SetOk(isOk); } @@ -1089,18 +1389,14 @@ wxPalette *wxBitmap::GetPalette() const void wxBitmap::SetPalette(const wxPalette& palette) { - if (!M_BITMAPDATA) - m_refData = new wxBitmapRefData; - + AllocExclusive(); M_BITMAPDATA->m_bitmapPalette = palette ; } #endif // wxUSE_PALETTE void wxBitmap::SetMask(wxMask *mask) { - if (!M_BITMAPDATA) - m_refData = new wxBitmapRefData; - + AllocExclusive(); // Remove existing mask if there is one. delete M_BITMAPDATA->m_bitmapMask; @@ -1109,7 +1405,9 @@ void wxBitmap::SetMask(wxMask *mask) WXHBITMAP wxBitmap::GetHBITMAP(WXHBITMAP* mask) const { - return WXHBITMAP(M_BITMAPDATA->GetHBITMAP((GWorldPtr*)mask)); + wxUnusedVar(mask); + + return WXHBITMAP(M_BITMAPDATA->GetBitmapContext()); } // ---------------------------------------------------------------------------- @@ -1121,38 +1419,55 @@ wxMask::wxMask() Init() ; } +wxMask::wxMask(const wxMask &tocopy) +{ + Init(); + + m_bytesPerRow = tocopy.m_bytesPerRow; + m_width = tocopy.m_width; + m_height = tocopy.m_height; + + size_t size = m_bytesPerRow * m_height; + unsigned char* dest = (unsigned char*)m_memBuf.GetWriteBuf( size ); + unsigned char* source = (unsigned char*)tocopy.m_memBuf.GetData(); + memcpy( dest, source, size ); + m_memBuf.UngetWriteBuf( size ) ; + RealizeNative() ; +} + // Construct a mask from a bitmap and a colour indicating // the transparent area -wxMask::wxMask(const wxBitmap& bitmap, const wxColour& colour) +wxMask::wxMask( const wxBitmap& bitmap, const wxColour& colour ) { Init() ; - Create(bitmap, colour); + Create( bitmap, colour ); } // Construct a mask from a mono bitmap (copies the bitmap). -wxMask::wxMask(const wxBitmap& bitmap) +wxMask::wxMask( const wxBitmap& bitmap ) { Init() ; - Create(bitmap); + Create( bitmap ); } // Construct a mask from a mono bitmap (copies the bitmap). -wxMask::wxMask(const wxMemoryBuffer& data, int width , int height , int bytesPerRow ) + +wxMask::wxMask( const wxMemoryBuffer& data, int width , int height , int bytesPerRow ) { Init() ; - Create(data, width , height , bytesPerRow ); + Create( data, width , height , bytesPerRow ); } wxMask::~wxMask() { if ( m_maskBitmap ) { - DisposeGWorld( (GWorldPtr) m_maskBitmap ) ; + CGContextRelease( (CGContextRef) m_maskBitmap ); m_maskBitmap = NULL ; } } -void wxMask::Init() +void wxMask::Init() { m_width = m_height = m_bytesPerRow = 0 ; m_maskBitmap = NULL ; @@ -1163,27 +1478,41 @@ void *wxMask::GetRawAccess() const return m_memBuf.GetData() ; } -void wxMask::RealizeNative() +// The default ColorTable for k8IndexedGrayPixelFormat in Intel appears to be broken, so we'll use an non-indexed +// bitmap mask instead; in order to keep the code simple, the change applies to PowerPC implementations as well + +void wxMask::RealizeNative() { if ( m_maskBitmap ) { - DisposeGWorld( (GWorldPtr) m_maskBitmap ) ; + CGContextRelease( (CGContextRef) m_maskBitmap ); m_maskBitmap = NULL ; } - Rect rect = { 0 , 0 , m_height , m_width } ; - verify_noerr( NewGWorldFromPtr( (GWorldPtr*) &m_maskBitmap , k8IndexedGrayPixelFormat , &rect , NULL , NULL , 0 , - (char*) m_memBuf.GetData() , m_bytesPerRow ) ) ; + + CGColorSpaceRef colorspace = CGColorSpaceCreateDeviceGray(); + // from MouseTracking sample : + // Ironically, due to a bug in CGImageCreateWithMask, you cannot use + // CGColorSpaceCreateWithName(kCGColorSpaceGenericGray) at this point! + + m_maskBitmap = CGBitmapContextCreate((char*) m_memBuf.GetData(), m_width, m_height, 8, m_bytesPerRow, colorspace, + kCGImageAlphaNone ); + CGColorSpaceRelease( colorspace ); + wxASSERT_MSG( m_maskBitmap , wxT("Unable to create CGBitmapContext context") ) ; } // Create a mask from a mono bitmap (copies the bitmap). + bool wxMask::Create(const wxMemoryBuffer& data,int width , int height , int bytesPerRow) { m_memBuf = data ; m_width = width ; m_height = height ; m_bytesPerRow = bytesPerRow ; + wxASSERT( data.GetDataLen() == (size_t)(height * bytesPerRow) ) ; + RealizeNative() ; + return true ; } @@ -1192,29 +1521,38 @@ bool wxMask::Create(const wxBitmap& bitmap) { m_width = bitmap.GetWidth() ; m_height = bitmap.GetHeight() ; - m_bytesPerRow = ( m_width + 3 ) & 0xFFFFFFC ; + m_bytesPerRow = GetBestBytesPerRow( m_width * kMaskBytesPerPixel ) ; + size_t size = m_bytesPerRow * m_height ; unsigned char * destdatabase = (unsigned char*) m_memBuf.GetWriteBuf( size ) ; + wxASSERT( destdatabase != NULL ) ; + memset( destdatabase , 0 , size ) ; unsigned char * srcdata = (unsigned char*) bitmap.GetRawAccess() ; + for ( int y = 0 ; y < m_height ; ++y , destdatabase += m_bytesPerRow ) { - unsigned char *destdata= destdatabase ; - for( int x = 0 ; x < m_width ; ++x ) + unsigned char *destdata = destdatabase ; + unsigned char r, g, b; + + for ( int x = 0 ; x < m_width ; ++x ) { srcdata++ ; - unsigned char r = *srcdata++ ; - unsigned char g = *srcdata++ ; - unsigned char b = *srcdata++ ; + r = *srcdata++ ; + g = *srcdata++ ; + b = *srcdata++ ; + if ( ( r + g + b ) > 0x10 ) - *destdata++ = 0x00 ; - else *destdata++ = 0xFF ; + else + *destdata++ = 0x00 ; } } + m_memBuf.UngetWriteBuf( size ) ; RealizeNative() ; - return TRUE; + + return true; } // Create a mask from a bitmap and a colour indicating @@ -1223,30 +1561,40 @@ bool wxMask::Create(const wxBitmap& bitmap, const wxColour& colour) { m_width = bitmap.GetWidth() ; m_height = bitmap.GetHeight() ; - m_bytesPerRow = ( m_width + 3 ) & 0xFFFFFFC ; - size_t size = m_bytesPerRow * m_height ; + m_bytesPerRow = GetBestBytesPerRow( m_width * kMaskBytesPerPixel ) ; + size_t size = m_bytesPerRow * m_height ; unsigned char * destdatabase = (unsigned char*) m_memBuf.GetWriteBuf( size ) ; + wxASSERT( destdatabase != NULL ) ; + memset( destdatabase , 0 , size ) ; - unsigned char * srcdata = (unsigned char*) bitmap.GetRawAccess() ; - for ( int y = 0 ; y < m_height ; ++y , destdatabase += m_bytesPerRow) + unsigned char * srcdatabase = (unsigned char*) bitmap.GetRawAccess() ; + size_t sourceBytesRow = bitmap.GetBitmapData()->GetBytesPerRow(); + + for ( int y = 0 ; y < m_height ; ++y , srcdatabase+= sourceBytesRow, destdatabase += m_bytesPerRow) { - unsigned char *destdata= destdatabase ; - for( int x = 0 ; x < m_width ; ++x ) + unsigned char *srcdata = srcdatabase ; + unsigned char *destdata = destdatabase ; + unsigned char r, g, b; + + for ( int x = 0 ; x < m_width ; ++x ) { srcdata++ ; - unsigned char r = *srcdata++ ; - unsigned char g = *srcdata++ ; - unsigned char b = *srcdata++ ; - if ( colour == wxColour( r , g , b) ) - *destdata++ = 0x00 ; - else + r = *srcdata++ ; + g = *srcdata++ ; + b = *srcdata++ ; + + if ( colour == wxColour( r , g , b ) ) *destdata++ = 0xFF ; + else + *destdata++ = 0x00 ; } } + m_memBuf.UngetWriteBuf( size ) ; RealizeNative() ; - return TRUE; + + return true; } WXHBITMAP wxMask::GetHBITMAP() const @@ -1258,33 +1606,18 @@ WXHBITMAP wxMask::GetHBITMAP() const // wxBitmapHandler // ---------------------------------------------------------------------------- -wxBitmapHandler::~wxBitmapHandler() -{ -} - -bool wxBitmapHandler::Create(wxBitmap *bitmap, void *data, long type, int width, int height, int depth) -{ - return FALSE; -} - -bool wxBitmapHandler::LoadFile(wxBitmap *bitmap, const wxString& name, long flags, - int desiredWidth, int desiredHeight) -{ - return FALSE; -} - -bool wxBitmapHandler::SaveFile(const wxBitmap *bitmap, const wxString& name, int type, const wxPalette *palette) -{ - return FALSE; -} +IMPLEMENT_ABSTRACT_CLASS(wxBitmapHandler, wxBitmapHandlerBase) // ---------------------------------------------------------------------------- // Standard Handlers // ---------------------------------------------------------------------------- +#ifndef __LP64__ + class WXDLLEXPORT wxPICTResourceHandler: public wxBitmapHandler { DECLARE_DYNAMIC_CLASS(wxPICTResourceHandler) + public: inline wxPICTResourceHandler() { @@ -1296,11 +1629,17 @@ public: virtual bool LoadFile(wxBitmap *bitmap, const wxString& name, long flags, int desiredWidth, int desiredHeight); }; + IMPLEMENT_DYNAMIC_CLASS(wxPICTResourceHandler, wxBitmapHandler) -bool wxPICTResourceHandler::LoadFile(wxBitmap *bitmap, const wxString& name, long flags, - int desiredWidth, int desiredHeight) + +bool wxPICTResourceHandler::LoadFile(wxBitmap *bitmap, + const wxString& name, + long WXUNUSED(flags), + int WXUNUSED(desiredWidth), + int WXUNUSED(desiredHeight)) { +#if wxUSE_METAFILE Str255 theName ; wxMacStringToPascal( name , theName ) ; @@ -1308,92 +1647,55 @@ bool wxPICTResourceHandler::LoadFile(wxBitmap *bitmap, const wxString& name, lo if ( thePict ) { wxMetafile mf ; - mf.SetHMETAFILE((WXHMETAFILE) thePict ) ; + + mf.SetPICT( thePict ) ; bitmap->Create( mf.GetWidth() , mf.GetHeight() ) ; wxMemoryDC dc ; dc.SelectObject( *bitmap ) ; mf.Play( &dc ) ; dc.SelectObject( wxNullBitmap ) ; - return TRUE ; + + return true ; } - return FALSE ; +#endif + + return false ; } +#endif void wxBitmap::InitStandardHandlers() { - AddHandler(new wxPICTResourceHandler) ; - AddHandler(new wxICONResourceHandler) ; +#ifndef __LP64__ + AddHandler( new wxPICTResourceHandler ) ; +#endif + AddHandler( new wxICONResourceHandler ) ; } // ---------------------------------------------------------------------------- // raw bitmap access support // ---------------------------------------------------------------------------- -void *wxBitmap::GetRawData(wxPixelDataBase& data, int bpp) +void *wxBitmap::GetRawData(wxPixelDataBase& data, int WXUNUSED(bpp)) { if ( !Ok() ) - { // no bitmap, no data (raw or otherwise) return NULL; - } data.m_width = GetWidth() ; data.m_height = GetHeight() ; - data.m_stride = GetWidth() * 4 ; - return GetRawAccess() ; + data.m_stride = GetBitmapData()->GetBytesPerRow() ; + + return BeginRawAccess() ; } -void wxBitmap::UngetRawData(wxPixelDataBase& dataBase) +void wxBitmap::UngetRawData(wxPixelDataBase& WXUNUSED(dataBase)) { - if ( !Ok() ) - return; - - // TODO : if we have some information about the API we should check - // this code looks strange... - - if ( M_BITMAPDATA->HasAlpha() ) - { - wxAlphaPixelData& data = (wxAlphaPixelData&)dataBase; - - int w = data.GetWidth(), - h = data.GetHeight(); - - wxBitmap bmpMask(GetWidth(), GetHeight(), 32); - wxAlphaPixelData dataMask(bmpMask, data.GetOrigin(), wxSize(w, h)); - wxAlphaPixelData::Iterator pMask(dataMask), - p(data); - for ( int y = 0; y < h; y++ ) - { - wxAlphaPixelData::Iterator rowStartMask = pMask, - rowStart = p; - - for ( int x = 0; x < w; x++ ) - { - const wxAlphaPixelData::Iterator::ChannelType - alpha = p.Alpha(); - - pMask.Red() = alpha; - pMask.Green() = alpha; - pMask.Blue() = alpha; - - ++p; - ++pMask; - } - - p = rowStart; - p.OffsetY(data, 1); - - pMask = rowStartMask; - pMask.OffsetY(dataMask, 1); - } - - SetMask(new wxMask(bmpMask)); - } + EndRawAccess() ; } void wxBitmap::UseAlpha() { - // remember that we are using alpha channel, we'll need to create a proper - // mask in UngetRawData() + // remember that we are using alpha channel: + // we'll need to create a proper mask in UngetRawData() M_BITMAPDATA->UseAlpha( true ); }