X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/655719367ac5e131d9642e5783f3ecf64d1a3385..af86380553169606c985e0053a1630e9514e18b6:/src/mac/carbon/bitmap.cpp?ds=sidebyside diff --git a/src/mac/carbon/bitmap.cpp b/src/mac/carbon/bitmap.cpp index 6cbaa9d9b7..706db8ac40 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: @@ -9,23 +9,24 @@ // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#ifdef __GNUG__ -#pragma implementation "bitmap.h" -#endif - -#include "wx/defs.h" +#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" #include "wx/rawbmp.h" IMPLEMENT_DYNAMIC_CLASS(wxBitmap, wxGDIObject) IMPLEMENT_DYNAMIC_CLASS(wxMask, wxObject) -IMPLEMENT_DYNAMIC_CLASS(wxBitmapHandler, wxObject ) #ifdef __DARWIN__ #include @@ -35,399 +36,752 @@ IMPLEMENT_DYNAMIC_CLASS(wxBitmapHandler, wxObject ) #include "wx/mac/uma.h" -CTabHandle wxMacCreateColorTable( int numColors ) +// 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, +// 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 use premultiplied alpha yet +#define wxMAC_USE_PREMULTIPLIED_ALPHA 0 + +#if wxUSE_BMPBUTTON + +void wxMacCreateBitmapButton( ControlButtonContentInfo*info , const wxBitmap& bitmap , int forceType ) { - CTabHandle newColors; /* Handle to the new color table */ + memset( info , 0 , sizeof(ControlButtonContentInfo) ) ; + if ( bitmap.Ok() ) + { + wxBitmapRefData * bmap = bitmap.GetBitmapData() ; + if ( bmap == NULL ) + return ; - /* Allocate memory for the color table */ - newColors = (CTabHandle)NewHandleClear( sizeof (ColorTable) + - sizeof (ColorSpec) * (numColors - 1) ); - if (newColors != nil) + if ( ( bmap->HasNativeSize() && forceType == 0 ) || 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 ) ; + } +#if defined( __WXMAC_OSX__ ) && MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2 + else if ( forceType == kControlContentCGImageRef ) + { + info->contentType = kControlContentCGImageRef ; + info->u.imageRef = (CGImageRef) bmap->CGImageCreate() ; + } +#endif + else + { + info->contentType = kControlContentPictHandle ; + info->u.picture = bmap->GetPictHandle() ; + } + } +} + +void wxMacReleaseBitmapButton( ControlButtonContentInfo*info ) +{ + if ( info->contentType == kControlContentIconRef ) + { + ReleaseIconRef( info->u.iconRef ) ; + } + else if ( info->contentType == kControlNoContent ) + { + // there's no bitmap at all, fall through silently + } + else if ( info->contentType == kControlContentPictHandle ) { - /* Initialize the fields */ - (**newColors).ctSeed = GetCTSeed(); - (**newColors).ctFlags = 0; - (**newColors).ctSize = numColors - 1; - /* Initialize the table of colors */ + // owned by the bitmap, no release here } - return newColors ; +#if defined( __WXMAC_OSX__ ) && MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2 + 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_ok = false ; + m_bitmapMask = NULL ; + +#ifdef __WXMAC_OSX__ + m_cgImageRef = NULL ; +#endif + + m_iconRef = NULL ; + m_pictHandle = NULL ; + m_hBitmap = NULL ; + m_hMaskBitmap = NULL; + m_maskBytesPerRow = 0 ; + + m_rawAccessCount = 0 ; + m_hasAlpha = false; } -void wxMacDestroyColorTable( CTabHandle colors ) +wxBitmapRefData::wxBitmapRefData() { - DisposeHandle( (Handle) colors ) ; + Init() ; } -void wxMacSetColorTableEntry( CTabHandle newColors , int index , int red , int green , int blue ) +wxBitmapRefData::wxBitmapRefData( int w , int h , int d ) { - (**newColors).ctTable[index].value = index; - (**newColors).ctTable[index].rgb.red = red ; // someRedValue; - (**newColors).ctTable[index].rgb.green = green ; // someGreenValue; - (**newColors).ctTable[index].rgb.blue = blue ; // someBlueValue; + Init() ; + Create( w , h , d ) ; } -GWorldPtr wxMacCreateGWorld( int width , int height , int depth ) +bool wxBitmapRefData::Create( int w , int h , int d ) { - OSErr err = noErr ; - GWorldPtr port ; - Rect rect = { 0 , 0 , height , width } ; + m_width = wxMax(1, w); + m_height = wxMax(1, h); + m_depth = d ; + + m_bytesPerRow = w * 4 ; + size_t size = m_bytesPerRow * h ; + 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_ok = ( m_hBitmap != NULL ) ; - if ( depth < 0 ) + return m_ok ; +} + +void wxBitmapRefData::UseAlpha( bool use ) +{ + if ( m_hasAlpha == use ) + return ; + + m_hasAlpha = use ; + if ( m_hasAlpha ) { - depth = wxDisplayDepth() ; + wxASSERT( m_hMaskBitmap == NULL ) ; + + int width = GetWidth() ; + int height = GetHeight() ; + m_maskBytesPerRow = ( width * 4 + 3 ) & 0xFFFFFFC ; + size_t size = height * m_maskBytesPerRow ; + unsigned char * data = (unsigned char * ) m_maskMemBuf.GetWriteBuf( size ) ; + wxASSERT( data != NULL ) ; + + memset( data , 0 , size ) ; + Rect rect = { 0 , 0 , height , width } ; + verify_noerr( NewGWorldFromPtr( (GWorldPtr*) &m_hMaskBitmap , k32ARGBPixelFormat , &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 ; + } +} + +void *wxBitmapRefData::GetRawAccess() const +{ + wxCHECK_MSG( Ok(), NULL , wxT("invalid bitmap") ) ; + return m_memBuf.GetData() ; +} + +void *wxBitmapRefData::BeginRawAccess() +{ + wxCHECK_MSG( Ok(), 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") ) ; - err = NewGWorld( &port , depth , &rect , NULL , NULL , 0 ) ; - if ( err == noErr ) + ++m_rawAccessCount ; + +#ifdef __WXMAC_OSX__ + // we must destroy an existing cached image, as + // the bitmap data may change now + if ( m_cgImageRef ) { - return port ; + CGImageRelease( m_cgImageRef ) ; + m_cgImageRef = NULL ; } - return NULL ; +#endif + + return m_memBuf.GetData() ; } -void wxMacDestroyGWorld( GWorldPtr gw ) +void wxBitmapRefData::EndRawAccess() { - if ( gw ) - DisposeGWorld( gw ) ; + wxCHECK_RET( Ok() , wxT("invalid bitmap") ) ; + wxASSERT( m_rawAccessCount == 1 ) ; + + --m_rawAccessCount ; + +#if !wxMAC_USE_CORE_GRAPHICS + UpdateAlphaMask() ; +#endif } -#define kDefaultRes 0x00480000 /* Default resolution is 72 DPI; Fixed type */ +bool wxBitmapRefData::HasNativeSize() +{ + int w = GetWidth() ; + int h = GetHeight() ; + int sz = wxMax( w , h ) ; -OSErr SetupCIconHandlePixMap( CIconHandle icon , short depth , Rect *bounds , CTabHandle colors ) + return ( sz == 128 || sz == 48 || sz == 32 || sz == 16 ); +} + +IconRef wxBitmapRefData::GetIconRef() { - CTabHandle newColors; /* Color table used for the off-screen PixMap */ - Ptr offBaseAddr; /* Pointer to the off-screen pixel image */ - OSErr error; /* Returns error code */ - short bytesPerRow; /* Number of bytes per row in the PixMap */ + if ( m_iconRef == NULL ) + { + // Create Icon Family Handle + IconFamilyHandle iconFamily = NULL ; - error = noErr; - newColors = nil; - offBaseAddr = nil; +#ifdef WORDS_BIGENDIAN + iconFamily = (IconFamilyHandle) NewHandle( 8 ) ; + (**iconFamily).resourceType = kIconFamilyType ; + (**iconFamily).resourceSize = sizeof(OSType) + sizeof(Size); +#else + // test this solution on big endian as well + iconFamily = (IconFamilyHandle) NewHandle( 0 ) ; +#endif - bytesPerRow = ((depth * (bounds->right - bounds->left) + 31) / 32) * 4; + int w = GetWidth() ; + int h = GetHeight() ; + int sz = wxMax( w , h ) ; - /* Clone the clut if indexed color; allocate a dummy clut if direct color*/ - if (depth <= 8) - { - newColors = colors; - error = HandToHand((Handle *) &newColors); - } - else + OSType dataType = 0 ; + OSType maskType = 0 ; + + switch (sz) { - newColors = (CTabHandle) NewHandle(sizeof(ColorTable) - - sizeof(CSpecArray)); - error = MemError(); + case 128: + dataType = kThumbnail32BitData ; + maskType = kThumbnail8BitMask ; + break; + + case 48: + dataType = kHuge32BitData ; + maskType = kHuge8BitMask ; + break; + + case 32: + dataType = kLarge32BitData ; + maskType = kLarge8BitMask ; + break; + + case 16: + dataType = kSmall32BitData ; + maskType = kSmall8BitMask ; + break; + + default: + break; } - if (error == noErr) + + if ( dataType != 0 ) { - /* Allocate pixel image; long integer multiplication avoids overflow */ - (**icon).iconData = NewHandle((unsigned long) bytesPerRow * (bounds->bottom - - bounds->top)); - if ((**icon).iconData != nil) + // 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 * source = (unsigned char*) GetRawAccess() ; + unsigned char * masksource = mask ? (unsigned char*) mask->GetRawAccess() : NULL ; + + for ( int y = 0 ; y < h ; ++y ) { - /* Initialize fields common to indexed and direct PixMaps */ - (**icon).iconPMap.baseAddr = 0; /* Point to image */ - (**icon).iconPMap.rowBytes = bytesPerRow | /* MSB set for PixMap */ - 0x8000; - (**icon).iconPMap.bounds = *bounds; /* Use given bounds */ - (**icon).iconPMap.pmVersion = 0; /* No special stuff */ - (**icon).iconPMap.packType = 0; /* Default PICT pack */ - (**icon).iconPMap.packSize = 0; /* Always zero in mem */ - (**icon).iconPMap.hRes = kDefaultRes; /* 72 DPI default res */ - (**icon).iconPMap.vRes = kDefaultRes; /* 72 DPI default res */ - (**icon).iconPMap.pixelSize = depth; /* Set # bits/pixel */ - - /* Initialize fields specific to indexed and direct PixMaps */ - if (depth <= 8) - { - /* PixMap is indexed */ - (**icon).iconPMap.pixelType = 0; /* Indicates indexed */ - (**icon).iconPMap.cmpCount = 1; /* Have 1 component */ - (**icon).iconPMap.cmpSize = depth; /* Component size=depth */ - (**icon).iconPMap.pmTable = newColors; /* Handle to CLUT */ - } - else + 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 ) { - /* PixMap is direct */ - (**icon).iconPMap.pixelType = RGBDirect; /* Indicates direct */ - (**icon).iconPMap.cmpCount = 3; /* Have 3 components */ - if (depth == 16) - (**icon).iconPMap.cmpSize = 5; /* 5 bits/component */ - else - (**icon).iconPMap.cmpSize = 8; /* 8 bits/component */ - (**newColors).ctSeed = 3 * (**icon).iconPMap.cmpSize; - (**newColors).ctFlags = 0; - (**newColors).ctSize = 0; - (**icon).iconPMap.pmTable = newColors; + a = *source ++ ; + r = *source ++ ; + g = *source ++ ; + b = *source ++ ; + + *dest++ = 0 ; + *dest++ = r ; + *dest++ = g ; + *dest++ = b ; + + if ( mask ) + { + *maskdest++ = 0xFF - *masksource++ ; + masksource++ ; + masksource++ ; + masksource++ ; + } + else if ( hasAlpha ) + *maskdest++ = a ; + else + *maskdest++ = 0xFF ; } } - else - error = MemError(); - } - else - newColors = nil; - /* If no errors occured, return a handle to the new off-screen PixMap */ - if (error != noErr) + 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 { - if (newColors != nil) - DisposeCTable(newColors); + PicHandle pic = GetPictHandle() ; + SetIconFamilyData( iconFamily, 'PICT' , (Handle) pic ) ; } + // transform into IconRef +#if defined( __WXMAC_OSX__ ) && MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2 + // 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") ); +#else + static int iconCounter = 2 ; + + OSStatus err = RegisterIconRefFromIconFamily( 'WXNG' , (OSType) iconCounter, iconFamily, &m_iconRef ) ; + wxASSERT_MSG( err == noErr , wxT("Error when adding bitmap") ) ; + + // we have to retain a reference, as Unregister will decrement it + AcquireIconRef( m_iconRef ) ; + UnregisterIconRef( 'WXNG' , (OSType) iconCounter ) ; + ++iconCounter ; +#endif + DisposeHandle( (Handle) iconFamily ) ; + } - /* Return the error code */ - return error; + return m_iconRef ; } -CIconHandle wxMacCreateCIcon(GWorldPtr image , GWorldPtr mask , short dstDepth , short iconSize ) +PicHandle wxBitmapRefData::GetPictHandle() { - GWorldPtr saveWorld; - GDHandle saveHandle; + if ( m_pictHandle == NULL ) + { + CGrafPtr origPort = NULL ; + GDHandle origDev = NULL ; + GWorldPtr wp = NULL ; + GWorldPtr mask = NULL ; + int height = GetHeight() ; + int width = GetWidth() ; - GetGWorld(&saveWorld,&saveHandle); // save Graphics env state - SetGWorld(image,nil); + Rect rect = { 0 , 0 , height , width } ; + RgnHandle clipRgn = NULL ; - Rect frame = { 0 , 0 , iconSize , iconSize } ; - Rect imageBounds = frame ; - GetPortBounds( image , &imageBounds ) ; + GetGWorld( &origPort , &origDev ) ; + wp = GetHBITMAP( &mask ) ; - int bwSize = iconSize / 8 * iconSize ; - CIconHandle icon = (CIconHandle) NewHandleClear( sizeof ( CIcon ) + 2 * bwSize) ; - HLock((Handle)icon) ; - SetupCIconHandlePixMap( icon , dstDepth , &frame,GetCTable(dstDepth)) ; - HLock( (**icon).iconData ) ; - (**icon).iconPMap.baseAddr = *(**icon).iconData ; + if ( mask ) + { + GWorldPtr monoworld ; + clipRgn = NewRgn() ; + OSStatus err = NewGWorld( &monoworld , 1 , &rect , NULL , NULL , 0 ) ; + verify_noerr(err) ; + LockPixels( GetGWorldPixMap( monoworld ) ) ; + LockPixels( GetGWorldPixMap( mask ) ) ; + SetGWorld( monoworld , NULL ) ; + + RGBColor white = { 0xffff , 0xffff , 0xffff } ; + RGBColor black = { 0x0000 , 0x0000 , 0x0000 } ; + RGBForeColor( &black ) ; + RGBBackColor( &white ) ; + + CopyBits(GetPortBitMapForCopyBits(mask), + GetPortBitMapForCopyBits(monoworld), + &rect, + &rect, + srcCopy, NULL); + BitMapToRegion( clipRgn , (BitMap*) *GetGWorldPixMap( monoworld ) ) ; + + UnlockPixels( GetGWorldPixMap( monoworld ) ) ; + UnlockPixels( GetGWorldPixMap( mask ) ) ; + DisposeGWorld( monoworld ) ; + } - LockPixels(GetGWorldPixMap(image)); + SetGWorld( wp , NULL ) ; + Rect portRect ; + GetPortBounds( wp , &portRect ) ; + m_pictHandle = OpenPicture(&portRect); - CopyBits(GetPortBitMapForCopyBits(image), - (BitMapPtr)&((**icon).iconPMap), - &imageBounds, - &imageBounds, - srcCopy | ditherCopy, nil); + if (m_pictHandle) + { + RGBColor white = { 0xffff , 0xffff , 0xffff } ; + RGBColor black = { 0x0000 , 0x0000 , 0x0000 } ; + + RGBForeColor( &black ) ; + RGBBackColor( &white ) ; + + if ( clipRgn ) + SetClip( clipRgn ) ; + + LockPixels( GetGWorldPixMap( wp ) ) ; + CopyBits(GetPortBitMapForCopyBits(wp), + GetPortBitMapForCopyBits(wp), + &portRect, + &portRect, + srcCopy,clipRgn); + UnlockPixels( GetGWorldPixMap( wp ) ) ; + ClosePicture(); + } + SetGWorld( origPort , origDev ) ; + if ( clipRgn ) + DisposeRgn( clipRgn ) ; + } - UnlockPixels(GetGWorldPixMap(image)); - HUnlock( (**icon).iconData ) ; + return m_pictHandle ; +} - (**icon).iconMask.rowBytes = iconSize / 8 ; - (**icon).iconMask.bounds = frame ; +#ifdef __WXMAC_OSX__ +void wxMacMemoryBufferReleaseProc(void *info, const void *data, size_t size) +{ + wxMemoryBuffer* membuf = (wxMemoryBuffer*) info ; - (**icon).iconBMap.rowBytes = iconSize / 8 ; - (**icon).iconBMap.bounds = frame ; - (**icon).iconMask.baseAddr = (char*) &(**icon).iconMaskData ; - (**icon).iconBMap.baseAddr = (char*) &(**icon).iconMaskData + bwSize ; + wxASSERT( data == membuf->GetData() ) ; - if ( mask ) + delete membuf ; +} + +CGImageRef wxBitmapRefData::CGImageCreate() const +{ + wxASSERT( m_ok ) ; + wxASSERT( m_rawAccessCount >= 0 ) ; + CGImageRef image ; + if ( m_rawAccessCount > 0 || m_cgImageRef == NULL ) { - Rect r ; - GetPortBounds( image , &r ) ; - LockPixels(GetGWorldPixMap(mask) ) ; - CopyBits(GetPortBitMapForCopyBits(mask) , - &(**icon).iconBMap , &r , &r, srcCopy , nil ) ; - CopyBits(GetPortBitMapForCopyBits(mask) , - &(**icon).iconMask , &r , &r, srcCopy , nil ) ; - UnlockPixels(GetGWorldPixMap( mask ) ) ; + 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 ) + { + alphaInfo = kCGImageAlphaFirst ; + 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() ; + for ( int y = 0 ; y < h ; ++y , sourcemaskstart += maskrowbytes) + { + unsigned char *sourcemask = sourcemaskstart ; + for ( int x = 0 ; x < w ; ++x , sourcemask += 4 , destalpha += 4 ) + { + *destalpha = 0xFF - *sourcemask ; + } + } + } + else + { + if ( m_hasAlpha ) + { +#if wxMAC_USE_PREMULTIPLIED_ALPHA + alphaInfo = kCGImageAlphaPremultipliedFirst ; +#else + alphaInfo = kCGImageAlphaFirst ; +#endif + } + + membuf = new wxMemoryBuffer( m_memBuf ) ; + } + + 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 { - Rect r ; - GetPortBounds( image , &r ) ; - LockPixels(GetGWorldPixMap(image)); - CopyBits(GetPortBitMapForCopyBits(image) , - &(**icon).iconBMap , &r , &r, srcCopy , nil ) ; - CopyBits(GetPortBitMapForCopyBits(image) , - &(**icon).iconMask , &r , &r, srcCopy , nil ) ; - UnlockPixels(GetGWorldPixMap(image)); + image = m_cgImageRef ; + CGImageRetain( image ) ; } - (**icon).iconMask.baseAddr = NULL ; - (**icon).iconBMap.baseAddr = NULL ; - (**icon).iconPMap.baseAddr = NULL ; - HUnlock((Handle)icon) ; - SetGWorld(saveWorld,saveHandle); + if ( m_rawAccessCount == 0 && m_cgImageRef == NULL) + { + // we keep it for later use + m_cgImageRef = image ; + CGImageRetain( image ) ; + } - return icon; + return image ; } +#endif -PicHandle wxMacCreatePict(GWorldPtr wp, GWorldPtr mask) +GWorldPtr wxBitmapRefData::GetHBITMAP(GWorldPtr* mask) const { - CGrafPtr origPort ; - GDHandle origDev ; - - PicHandle pict; - - RGBColor white = { 0xffff ,0xffff , 0xffff } ; - RGBColor black = { 0x0000 ,0x0000 , 0x0000 } ; - - GetGWorld( &origPort , &origDev ) ; - - RgnHandle clipRgn = NULL ; - - if ( mask ) - { - clipRgn = NewRgn() ; - LockPixels( GetGWorldPixMap( mask ) ) ; - BitMapToRegion( clipRgn , (BitMap*) *GetGWorldPixMap( mask ) ) ; - UnlockPixels( GetGWorldPixMap( mask ) ) ; - } - - SetGWorld( wp , NULL ) ; - Rect portRect ; - if ( clipRgn ) - GetRegionBounds( clipRgn , &portRect ) ; - else - GetPortBounds( wp , &portRect ) ; - pict = OpenPicture(&portRect); - if(pict) - { - RGBForeColor( &black ) ; - RGBBackColor( &white ) ; + 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 something + // is really accessing the GrafPorts, we have to sync it + UpdateAlphaMask() ; +#endif - if ( clipRgn ) - SetClip( clipRgn ) ; + *mask = m_hMaskBitmap ; + } + } - LockPixels( GetGWorldPixMap( wp ) ) ; - CopyBits(GetPortBitMapForCopyBits(wp), - GetPortBitMapForCopyBits(wp), - &portRect, - &portRect, - srcCopy,clipRgn); - UnlockPixels( GetGWorldPixMap( wp ) ) ; - ClosePicture(); - } - SetGWorld( origPort , origDev ) ; - if ( clipRgn ) - DisposeRgn( clipRgn ) ; - return pict; + return m_hBitmap ; } -void wxMacCreateBitmapButton( ControlButtonContentInfo*info , const wxBitmap& bitmap , int forceType ) +void wxBitmapRefData::UpdateAlphaMask() const { - memset( info , 0 , sizeof(ControlButtonContentInfo) ) ; - if ( bitmap.Ok() ) + if ( m_hasAlpha ) { - wxBitmapRefData * bmap = (wxBitmapRefData*) ( bitmap.GetRefData()) ; - if ( bmap == NULL ) - return ; + unsigned char *sourcemask = (unsigned char *) GetRawAccess() ; + unsigned char *destalphabase = (unsigned char *) m_maskMemBuf.GetData() ; - if ( bmap->m_bitmapType == kMacBitmapTypePict ) - { - info->contentType = kControlContentPictHandle ; - info->u.picture = MAC_WXHMETAFILE(bmap->m_hPict) ; - } - else if ( bmap->m_bitmapType == kMacBitmapTypeGrafWorld ) + int h = GetHeight() ; + int w = GetWidth() ; + + for ( int y = 0 ; y < h ; ++y , destalphabase += m_maskBytesPerRow ) { - if ( (forceType == kControlContentCIconHandle || ( bmap->m_width == bmap->m_height && forceType != kControlContentPictHandle ) ) && ((bmap->m_width & 0x3) == 0) ) - { - info->contentType = kControlContentCIconHandle ; - if ( bitmap.GetMask() ) - { - info->u.cIconHandle = wxMacCreateCIcon( MAC_WXHBITMAP(bmap->m_hBitmap) , MAC_WXHBITMAP(bitmap.GetMask()->GetMaskBitmap()) , - 8 , bmap->m_width ) ; - } - else - { - info->u.cIconHandle = wxMacCreateCIcon( MAC_WXHBITMAP(bmap->m_hBitmap) , NULL , - 8 , bmap->m_width ) ; - } - } - else + unsigned char* destalpha = destalphabase ; + + for ( int x = 0 ; x < w ; ++x , sourcemask += 4 ) { - info->contentType = kControlContentPictHandle ; - if ( bitmap.GetMask() ) - { - info->u.picture = wxMacCreatePict( MAC_WXHBITMAP(bmap->m_hBitmap) , MAC_WXHBITMAP(bitmap.GetMask()->GetMaskBitmap() ) ) ; - } - else - { - info->u.picture = wxMacCreatePict( MAC_WXHBITMAP(bmap->m_hBitmap) , NULL ) ; - } + // we must have 24 bit depth for non quartz smooth alpha + *destalpha++ = 255 ; + *destalpha++ = 255 - *sourcemask ; + *destalpha++ = 255 - *sourcemask ; + *destalpha++ = 255 - *sourcemask ; } } - else if ( bmap->m_bitmapType == kMacBitmapTypeIcon ) - { - info->contentType = kControlContentCIconHandle ; - info->u.cIconHandle = MAC_WXHICON(bmap->m_hIcon) ; - } } } -wxBitmapRefData::wxBitmapRefData() - : m_width(0) - , m_height(0) - , m_depth(0) - , m_ok(FALSE) - , m_numColors(0) - , m_quality(0) -{ - m_bitmapMask = NULL; - m_hBitmap = NULL ; - m_hPict = NULL ; - m_hIcon = NULL ; - m_bitmapType = kMacBitmapTypeUnknownType ; - m_hasAlpha = false; -} - -// TODO move this to a public function of Bitmap Ref -static void DisposeBitmapRefData(wxBitmapRefData *data) +void wxBitmapRefData::Free() { - if ( !data ) - return ; + wxASSERT_MSG( m_rawAccessCount == 0 , wxT("Bitmap still selected when destroyed") ) ; - switch (data->m_bitmapType) +#ifdef __WXMAC_OSX__ + if ( m_cgImageRef ) { - case kMacBitmapTypePict : - { - if ( data->m_hPict ) - { - KillPicture( MAC_WXHMETAFILE( data->m_hPict ) ) ; - data->m_hPict = NULL ; - } - } - break ; - case kMacBitmapTypeGrafWorld : - { - if ( data->m_hBitmap ) - { - wxMacDestroyGWorld( MAC_WXHBITMAP(data->m_hBitmap) ) ; - data->m_hBitmap = NULL ; - } - } - break ; - case kMacBitmapTypeIcon : - if ( data->m_hIcon ) - { - DisposeCIcon( MAC_WXHICON(data->m_hIcon) ) ; - data->m_hIcon = NULL ; - } + CGImageRelease( m_cgImageRef ) ; + m_cgImageRef = NULL ; + } +#endif + + if ( m_iconRef ) + { + ReleaseIconRef( m_iconRef ) ; + m_iconRef = NULL ; + } + + if ( m_pictHandle ) + { + KillPicture( m_pictHandle ) ; + m_pictHandle = NULL ; + } + + if ( m_hBitmap ) + { + DisposeGWorld( MAC_WXHBITMAP(m_hBitmap) ) ; + m_hBitmap = NULL ; + } - default : - // unkown type ? - break ; + if ( m_hMaskBitmap ) + { + DisposeGWorld( MAC_WXHBITMAP(m_hMaskBitmap) ) ; + m_hMaskBitmap = NULL ; } - if (data->m_bitmapMask) + if (m_bitmapMask) { - delete data->m_bitmapMask; - data->m_bitmapMask = NULL; + delete m_bitmapMask; + m_bitmapMask = NULL; } } wxBitmapRefData::~wxBitmapRefData() { - DisposeBitmapRefData( this ) ; + Free() ; } bool wxBitmap::CopyFromIcon(const wxIcon& icon) { - Ref(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 = 0; + OSType dataType = 0; + IconSelectorValue selector = 0 ; + + switch (w) + { + 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 ) ; + + 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 ) + { + 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 ) + { + for ( int x = 0 ; x < w ; ++x ) + { + *destination++ = *sourcemask++ ; + source++ ; + *destination++ = *source++ ; + *destination++ = *source++ ; + *destination++ = *source++ ; + } + } + + EndRawAccess() ; + DisposeHandle( imagehandle ) ; + DisposeHandle( maskhandle ) ; + created = true ; + } + + DisposeHandle( (Handle) iconFamily ) ; + } + + if ( !created ) + { + wxMemoryDC dc ; + dc.SelectObject( *this ) ; + dc.DrawIcon( icon , 0 , 0 ) ; + dc.SelectObject( wxNullBitmap ) ; + } + return true; } wxBitmap::wxBitmap() { - m_refData = NULL; } wxBitmap::~wxBitmap() @@ -436,58 +790,45 @@ wxBitmap::~wxBitmap() wxBitmap::wxBitmap(const char bits[], int the_width, int the_height, int no_bits) { - m_refData = new wxBitmapRefData; + m_refData = new wxBitmapRefData( the_width , the_height , no_bits ) ; - M_BITMAPDATA->m_width = the_width ; - M_BITMAPDATA->m_height = the_height ; - M_BITMAPDATA->m_depth = no_bits ; - M_BITMAPDATA->m_numColors = 0; if ( no_bits == 1 ) { - M_BITMAPDATA->m_bitmapType = kMacBitmapTypeGrafWorld ; - M_BITMAPDATA->m_hBitmap = wxMacCreateGWorld( the_width , the_height , no_bits ) ; - M_BITMAPDATA->m_ok = (MAC_WXHBITMAP(M_BITMAPDATA->m_hBitmap) != NULL ) ; - - CGrafPtr origPort ; - GDHandle origDevice ; - - GetGWorld( &origPort , &origDevice ) ; - SetGWorld( MAC_WXHBITMAP(M_BITMAPDATA->m_hBitmap) , NULL ) ; - LockPixels( GetGWorldPixMap( MAC_WXHBITMAP(M_BITMAPDATA->m_hBitmap) ) ) ; - - // bits is a char array - - unsigned char* linestart = (unsigned char*) bits ; 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); - } - RGBColor colors[2] = { - { 0xFFFF , 0xFFFF , 0xFFFF } , - { 0, 0 , 0 } - } ; + unsigned char* linestart = (unsigned char*) bits ; + unsigned char* destination = (unsigned char*) BeginRawAccess() ; for ( int y = 0 ; y < the_height ; ++y , linestart += linesize ) { + int index, bit, mask; + for ( int x = 0 ; x < the_width ; ++x ) { - int index = x / 8 ; - int bit = x % 8 ; - int mask = 1 << bit ; - if ( linestart[index] & mask ) + index = x / 8 ; + bit = x % 8 ; + mask = 1 << bit ; + + if ( !(linestart[index] & mask ) ) { - SetCPixel( x , y , &colors[1] ) ; + *destination++ = 0xFF ; + *destination++ = 0 ; + *destination++ = 0 ; + *destination++ = 0 ; } else { - SetCPixel( x , y , &colors[0] ) ; + *destination++ = 0xFF ; + *destination++ = 0xFF ; + *destination++ = 0xFF ; + *destination++ = 0xFF ; } } } - UnlockPixels( GetGWorldPixMap( MAC_WXHBITMAP(M_BITMAPDATA->m_hBitmap) ) ) ; - SetGWorld( origPort , origDevice ) ; + EndRawAccess() ; } else { @@ -500,7 +841,7 @@ 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); } @@ -510,173 +851,109 @@ wxBitmap::wxBitmap(const wxString& filename, wxBitmapType type) LoadFile(filename, type); } -bool wxBitmap::CreateFromXpm(const char **bits) +void * wxBitmap::GetRawAccess() const +{ + wxCHECK_MSG( Ok() , NULL , wxT("invalid bitmap") ) ; + + return M_BITMAPDATA->GetRawAccess() ; +} + +void * wxBitmap::BeginRawAccess() { - 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->BeginRawAccess() ; } -wxBitmap::wxBitmap(const char **bits) +void wxBitmap::EndRawAccess() { - (void) CreateFromXpm(bits); + wxCHECK_RET( Ok() , wxT("invalid bitmap") ) ; + + M_BITMAPDATA->EndRawAccess() ; } -wxBitmap::wxBitmap(char **bits) +#ifdef __WXMAC_OSX__ +WXCGIMAGEREF wxBitmap::CGImageCreate() const { - (void) CreateFromXpm((const char **)bits); + wxCHECK_MSG( Ok(), NULL , wxT("invalid bitmap") ) ; + + return M_BITMAPDATA->CGImageCreate() ; } +#endif wxBitmap wxBitmap::GetSubBitmap(const wxRect &rect) const { - wxCHECK_MSG( Ok() && + wxCHECK_MSG( Ok() && (rect.x >= 0) && (rect.y >= 0) && (rect.x+rect.width <= GetWidth()) && (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") ); - wxBitmap ret( rect.width, rect.height, GetDepth() ); - wxASSERT_MSG( ret.Ok(), wxT("GetSubBitmap error") ); - - GWorldPtr origPort; - GDHandle origDevice; + int sourcewidth = GetWidth() ; + int destwidth = rect.width ; + int destheight = rect.height ; - GetGWorld( &origPort, &origDevice ); + { + unsigned char *sourcedata = (unsigned char*) GetRawAccess() ; + unsigned char *destdata = (unsigned char*) ret.BeginRawAccess() ; + wxASSERT( (sourcedata != NULL) && (destdata != NULL) ) ; - // Update the subbitmaps reference data - wxBitmapRefData *ref = (wxBitmapRefData *)ret.GetRefData(); + int sourcelinesize = sourcewidth * 4 ; + int destlinesize = destwidth * 4 ; + unsigned char *source = sourcedata + rect.x * 4 + rect.y * sourcelinesize ; + unsigned char *dest = destdata ; - ref->m_numColors = M_BITMAPDATA->m_numColors; -#if wxUSE_PALETTE - ref->m_bitmapPalette = M_BITMAPDATA->m_bitmapPalette; -#endif // wxUSE_PALETTE - ref->m_bitmapType = M_BITMAPDATA->m_bitmapType; - - // Copy sub region of this bitmap - if(M_BITMAPDATA->m_bitmapType == kMacBitmapTypePict) - { - printf("GetSubBitmap: Copy a region of a Pict structure - TODO\n"); - } - else if(M_BITMAPDATA->m_bitmapType == kMacBitmapTypeGrafWorld) - { - // Copy mask - if(GetMask()) - { - GWorldPtr submask, mask; - RGBColor color; - - mask = (GWorldPtr) GetMask()->GetMaskBitmap(); - submask = wxMacCreateGWorld(rect.width, rect.height, GetMask()->GetDepth() ); - LockPixels(GetGWorldPixMap(mask)); - LockPixels(GetGWorldPixMap(submask)); - - for(int yy = 0; yy < rect.height; yy++) - { - for(int xx = 0; xx < rect.width; xx++) - { - SetGWorld(mask, NULL); - GetCPixel(rect.x + xx, rect.y + yy, &color); - SetGWorld(submask, NULL); - SetCPixel(xx,yy, &color); - } - } - UnlockPixels(GetGWorldPixMap(mask)); - UnlockPixels(GetGWorldPixMap(submask)); - ref->m_bitmapMask = new wxMask; - ref->m_bitmapMask->SetMaskBitmap(submask); - } - - // Copy bitmap - if(GetHBITMAP()) - { - GWorldPtr subbitmap, bitmap; - RGBColor color; - - bitmap = (GWorldPtr) GetHBITMAP(); - subbitmap = (GWorldPtr) ref->m_hBitmap ; - LockPixels(GetGWorldPixMap(bitmap)); - LockPixels(GetGWorldPixMap(subbitmap)); - - for(int yy = 0; yy < rect.height; yy++) - { - for(int xx = 0; xx < rect.width; xx++) - { - SetGWorld(bitmap, NULL); - GetCPixel(rect.x + xx, rect.y + yy, &color); - SetGWorld(subbitmap, NULL); - SetCPixel(xx, yy, &color); - } - } - UnlockPixels(GetGWorldPixMap(bitmap)); - UnlockPixels(GetGWorldPixMap(subbitmap)); - } - } - SetGWorld( origPort, origDevice ); - - return ret; -} + for (int yy = 0; yy < destheight; ++yy, source += sourcelinesize , dest += destlinesize) + { + memcpy( dest , source , destlinesize ) ; + } + } -bool wxBitmap::Create(int w, int h, int d) -{ - UnRef(); + ret.EndRawAccess() ; - m_refData = new wxBitmapRefData; + if ( M_BITMAPDATA->m_bitmapMask ) + { + wxMemoryBuffer maskbuf ; + int rowBytes = ( destwidth * 4 + 3 ) & 0xFFFFFFC ; + size_t maskbufsize = rowBytes * destheight ; - M_BITMAPDATA->m_width = w; - M_BITMAPDATA->m_height = h; - M_BITMAPDATA->m_depth = d; + int sourcelinesize = M_BITMAPDATA->m_bitmapMask->GetBytesPerRow() ; + int destlinesize = rowBytes ; - M_BITMAPDATA->m_bitmapType = kMacBitmapTypeGrafWorld ; - M_BITMAPDATA->m_hBitmap = wxMacCreateGWorld( w , h , d ) ; - M_BITMAPDATA->m_ok = ( M_BITMAPDATA->m_hBitmap != NULL ) ; - return M_BITMAPDATA->m_ok; -} + unsigned char *source = (unsigned char *) M_BITMAPDATA->m_bitmapMask->GetRawAccess() ; + unsigned char *destdata = (unsigned char * ) maskbuf.GetWriteBuf( maskbufsize ) ; + wxASSERT( (source != NULL) && (destdata != NULL) ) ; -int wxBitmap::GetBitmapType() const -{ - wxCHECK_MSG( Ok(), kMacBitmapTypeUnknownType, wxT("invalid bitmap") ); + source += rect.x * 4 + rect.y * sourcelinesize ; + unsigned char *dest = destdata ; - return M_BITMAPDATA->m_bitmapType; -} + for (int yy = 0; yy < destheight; ++yy, source += sourcelinesize , dest += destlinesize) + { + memcpy( dest , source , destlinesize ) ; + } -void wxBitmap::SetHBITMAP(WXHBITMAP bmp) -{ - if (!M_BITMAPDATA) - m_refData = new wxBitmapRefData; - else - DisposeBitmapRefData( M_BITMAPDATA ) ; + maskbuf.UngetWriteBuf( maskbufsize ) ; + ret.SetMask( new wxMask( maskbuf , destwidth , destheight , rowBytes ) ) ; + } + else if ( HasAlpha() ) + ret.UseAlpha() ; - M_BITMAPDATA->m_bitmapType = kMacBitmapTypeGrafWorld ; - M_BITMAPDATA->m_hBitmap = bmp ; - M_BITMAPDATA->m_ok = ( M_BITMAPDATA->m_hBitmap != NULL ) ; + return ret; } -void wxBitmap::SetHICON(WXHICON ico) +bool wxBitmap::Create(int w, int h, int d) { - if (!M_BITMAPDATA) - m_refData = new wxBitmapRefData; - else - DisposeBitmapRefData( M_BITMAPDATA ) ; + UnRef(); - M_BITMAPDATA->m_bitmapType = kMacBitmapTypeIcon ; - M_BITMAPDATA->m_hIcon = ico ; - M_BITMAPDATA->m_ok = ( M_BITMAPDATA->m_hIcon != NULL ) ; -} + if ( d < 0 ) + d = wxDisplayDepth() ; -void wxBitmap::SetPict(WXHMETAFILE pict) -{ - if (!M_BITMAPDATA) - m_refData = new wxBitmapRefData; - else - DisposeBitmapRefData( M_BITMAPDATA ) ; + m_refData = new wxBitmapRefData( w , h , d ); - M_BITMAPDATA->m_bitmapType = kMacBitmapTypePict ; - M_BITMAPDATA->m_hPict = pict ; - M_BITMAPDATA->m_ok = ( M_BITMAPDATA->m_hPict != NULL ) ; + return M_BITMAPDATA->Ok() ; } bool wxBitmap::LoadFile(const wxString& filename, wxBitmapType type) @@ -693,17 +970,23 @@ 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(); @@ -711,115 +994,80 @@ 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( depth == -1, wxT("invalid bitmap depth") ) - - m_refData = new wxBitmapRefData(); + wxCHECK_RET( image.Ok(), wxT("invalid image") ); // width and height of the device-dependent bitmap int width = image.GetWidth(); int height = image.GetHeight(); - // Create picture + m_refData = new wxBitmapRefData( width , height , depth ) ; - Create( width , height , 32 ) ; + // Create picture - CGrafPtr origPort ; - GDHandle origDevice ; + bool hasAlpha = false ; - PixMapHandle pixMap = GetGWorldPixMap((GWorldPtr)GetHBITMAP()) ; - LockPixels( pixMap ); + if ( image.HasMask() ) + { + // takes precedence, don't mix with alpha info + } + else + { + hasAlpha = image.HasAlpha() ; + } - GetGWorld( &origPort , &origDevice ) ; - SetGWorld( (GWorldPtr) GetHBITMAP() , NULL ) ; + if ( hasAlpha ) + UseAlpha() ; - // Render image + unsigned char* destination = (unsigned char*) BeginRawAccess() ; register unsigned char* data = image.GetData(); - char* destinationBase = GetPixBaseAddr( pixMap ); - register unsigned char* destination = (unsigned char*) destinationBase ; + const unsigned char *alpha = hasAlpha ? image.GetAlpha() : NULL ; + for (int y = 0; y < height; y++) { for (int x = 0; x < width; x++) { - *destination++ = 0 ; - *destination++ = *data++ ; - *destination++ = *data++ ; - *destination++ = *data++ ; + 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 ; +#else + *destination++ = *data++ ; + *destination++ = *data++ ; + *destination++ = *data++ ; +#endif + } + else + { + *destination++ = 0xFF ; + *destination++ = *data++ ; + *destination++ = *data++ ; + *destination++ = *data++ ; + } } - destinationBase += ((**pixMap).rowBytes & 0x7fff); - destination = (unsigned char*) destinationBase ; - } - if ( image.HasAlpha() ) - { - unsigned char *alpha = image.GetAlpha(); - - wxColour maskcolor(image.GetMaskRed(), image.GetMaskGreen(), image.GetMaskBlue()); - RGBColor color ; - wxBitmap maskBitmap ; - - maskBitmap.Create( width, height, 24); - LockPixels( GetGWorldPixMap( (GWorldPtr) maskBitmap.GetHBITMAP()) ); - SetGWorld( (GWorldPtr) maskBitmap.GetHBITMAP(), NULL); - - for (int y = 0; y < height; y++) - { - for (int x = 0; x < width; x++) - { - memset( &color , 255 - *alpha , sizeof( color ) ); - SetCPixel(x,y, &color); - - alpha += 1 ; - } - } // for height - SetGWorld( (GWorldPtr) GetHBITMAP(), NULL); - SetMask(new wxMask( maskBitmap )); - UnlockPixels( GetGWorldPixMap( (GWorldPtr) maskBitmap.GetHBITMAP()) ); - } - else if ( image.HasMask() ) - { - data = image.GetData(); - - wxColour maskcolor(image.GetMaskRed(), image.GetMaskGreen(), image.GetMaskBlue()); - RGBColor white = { 0xffff, 0xffff, 0xffff }; - RGBColor black = { 0 , 0 , 0 }; - wxBitmap maskBitmap ; - - maskBitmap.Create( width, height, 1); - LockPixels( GetGWorldPixMap( (GWorldPtr) maskBitmap.GetHBITMAP()) ); - SetGWorld( (GWorldPtr) maskBitmap.GetHBITMAP(), NULL); - - for (int y = 0; y < height; y++) - { - for (int x = 0; x < width; x++) - { - if ( data[0] == image.GetMaskRed() && data[1] == image.GetMaskGreen() && data[2] == image.GetMaskBlue() ) - { - SetCPixel(x,y, &white); - } - else { - SetCPixel(x,y, &black); - } - data += 3 ; - } - } // for height - SetGWorld( (GWorldPtr) GetHBITMAP(), NULL); - SetMask(new wxMask( maskBitmap )); - UnlockPixels( GetGWorldPixMap( (GWorldPtr) maskBitmap.GetHBITMAP()) ); } - UnlockPixels( GetGWorldPixMap( (GWorldPtr) GetHBITMAP()) ); - SetGWorld( origPort, origDevice ); + EndRawAccess() ; + if ( image.HasMask() ) + SetMask( new wxMask( *this , wxColour( image.GetMaskRed() , image.GetMaskGreen() , image.GetMaskBlue() ) ) ) ; } wxImage wxBitmap::ConvertToImage() const @@ -834,157 +1082,156 @@ wxImage wxBitmap::ConvertToImage() const image.Create( width, height ); unsigned char *data = image.GetData(); - wxCHECK_MSG( data, wxNullImage, wxT("Could not allocate data for image") ); - GWorldPtr origPort; - GDHandle origDevice; - RgnHandle maskRgn = NULL ; - GWorldPtr tempPort = NULL ; - int index; - RGBColor color; - // background color set to RGB(16,16,16) in consistent with wxGTK - unsigned char mask_r=16, mask_g=16, mask_b=16; - SInt16 r,g,b; - wxMask *mask = GetMask(); - - GetGWorld( &origPort, &origDevice ); - if ( GetBitmapType() != kMacBitmapTypeGrafWorld ) + unsigned char* source = (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() ) { - tempPort = wxMacCreateGWorld( width , height , -1) ; + hasMask = true ; + mask = (unsigned char*) GetMask()->GetRawAccess() ; + maskBytesPerRow = GetMask()->GetBytesPerRow() ; } - else + + if ( hasAlpha ) { - tempPort = (GWorldPtr) GetHBITMAP() ; + image.SetAlpha() ; + alpha = image.GetAlpha() ; } - LockPixels(GetGWorldPixMap(tempPort)); - SetGWorld( tempPort, NULL); - if ( GetBitmapType() == kMacBitmapTypePict || GetBitmapType() == kMacBitmapTypeIcon ) - { - Rect bitmaprect = { 0 , 0 , height, width }; - if ( GetBitmapType() == kMacBitmapTypeIcon ) - { - ::PlotCIconHandle( &bitmaprect , atNone , ttNone , MAC_WXHICON(GetHICON()) ) ; - maskRgn = NewRgn() ; - BitMapToRegion( maskRgn , &(**(MAC_WXHICON(GetHICON()))).iconMask ) ; - } - else - ::DrawPicture( (PicHandle) GetPict(), &bitmaprect ) ; - } - // Copy data into image - index = 0; - for (int yy = 0; yy < height; yy++) + + 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 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++ , mask += maskBytesPerRow ) { + unsigned char * maskp = mask ; + unsigned char a, r, g, b; + long color; + for (int xx = 0; xx < width; xx++) { - GetCPixel(xx,yy, &color); - r = ((color.red ) >> 8); - g = ((color.green ) >> 8); - b = ((color.blue ) >> 8); - data[index ] = r; - data[index + 1] = g; - data[index + 2] = b; - if ( maskRgn ) - { - Point pt ; - pt.h = xx ; - pt.v = yy ; - if ( !PtInRgn( pt , maskRgn ) ) - { - data[index ] = mask_r; - data[index + 1] = mask_g; - data[index + 2] = mask_b; - } - } - else + 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) + if ( *maskp++ == 0xFF ) { - if (mask->PointMasked(xx,yy)) - { - data[index ] = mask_r; - data[index + 1] = mask_g; - data[index + 2] = mask_b; - } + r = MASK_RED ; + g = MASK_GREEN ; + b = MASK_BLUE ; } + else if ( r == MASK_RED && g == MASK_GREEN && b == MASK_BLUE ) + b = MASK_BLUE_REPLACEMENT ; + + maskp++ ; + maskp++ ; + maskp++ ; } + else if ( hasAlpha ) + *alpha++ = a ; + + data[index ] = r ; + data[index + 1] = g ; + data[index + 2] = b ; + index += 3; + source += 4 ; } } - if (mask || maskRgn ) - { - image.SetMaskColour( mask_r, mask_g, mask_b ); - image.SetMask( true ); - } - // Free resources - UnlockPixels(GetGWorldPixMap( tempPort )); - SetGWorld(origPort, origDevice); - if ( GetBitmapType() != kMacBitmapTypeGrafWorld ) - { - wxMacDestroyGWorld( tempPort ) ; - } - if ( maskRgn ) - { - DisposeRgn( maskRgn ) ; - } + 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; + return success; } -bool wxBitmap::Ok() const +bool wxBitmap::IsOk() const { - return (M_BITMAPDATA && M_BITMAPDATA->m_ok); + return (M_BITMAPDATA && M_BITMAPDATA->Ok()); } int wxBitmap::GetHeight() const { wxCHECK_MSG( Ok(), -1, wxT("invalid bitmap") ); - return M_BITMAPDATA->m_height; + return M_BITMAPDATA->GetHeight(); } int wxBitmap::GetWidth() const { wxCHECK_MSG( Ok(), -1, wxT("invalid bitmap") ); - return M_BITMAPDATA->m_width; + return M_BITMAPDATA->GetWidth() ; } int wxBitmap::GetDepth() const { wxCHECK_MSG( Ok(), -1, wxT("invalid bitmap") ); - return M_BITMAPDATA->m_depth; + return M_BITMAPDATA->GetDepth(); } +#if WXWIN_COMPATIBILITY_2_4 int wxBitmap::GetQuality() const { - wxCHECK_MSG( Ok(), -1, wxT("invalid bitmap") ); + return 0; +} - return M_BITMAPDATA->m_quality; +void wxBitmap::SetQuality(int WXUNUSED(quality)) +{ } +#endif wxMask *wxBitmap::GetMask() const { @@ -993,36 +1240,35 @@ wxMask *wxBitmap::GetMask() const return M_BITMAPDATA->m_bitmapMask; } -void wxBitmap::SetWidth(int w) +bool wxBitmap::HasAlpha() const { - if (!M_BITMAPDATA) - m_refData = new wxBitmapRefData; + wxCHECK_MSG( Ok(), false , wxT("invalid bitmap") ); - M_BITMAPDATA->m_width = w; + return M_BITMAPDATA->HasAlpha() ; } -void wxBitmap::SetHeight(int h) +void wxBitmap::SetWidth(int w) { if (!M_BITMAPDATA) m_refData = new wxBitmapRefData; - M_BITMAPDATA->m_height = h; + M_BITMAPDATA->SetWidth(w); } -void wxBitmap::SetDepth(int d) +void wxBitmap::SetHeight(int h) { if (!M_BITMAPDATA) m_refData = new wxBitmapRefData; - M_BITMAPDATA->m_depth = d; + M_BITMAPDATA->SetHeight(h); } -void wxBitmap::SetQuality(int q) +void wxBitmap::SetDepth(int d) { if (!M_BITMAPDATA) m_refData = new wxBitmapRefData; - M_BITMAPDATA->m_quality = q; + M_BITMAPDATA->SetDepth(d); } void wxBitmap::SetOk(bool isOk) @@ -1030,7 +1276,7 @@ void wxBitmap::SetOk(bool isOk) if (!M_BITMAPDATA) m_refData = new wxBitmapRefData; - M_BITMAPDATA->m_ok = isOk; + M_BITMAPDATA->SetOk(isOk); } #if wxUSE_PALETTE @@ -1061,275 +1307,261 @@ void wxBitmap::SetMask(wxMask *mask) M_BITMAPDATA->m_bitmapMask = mask ; } -WXHBITMAP wxBitmap::GetHBITMAP() const +WXHBITMAP wxBitmap::GetHBITMAP(WXHBITMAP* mask) const { - wxCHECK_MSG( Ok(), NULL, wxT("invalid bitmap") ); - - return MAC_WXHBITMAP(M_BITMAPDATA->m_hBitmap); -} - -WXHMETAFILE wxBitmap::GetPict( bool *created ) const -{ - wxCHECK_MSG( Ok(), NULL, wxT("invalid bitmap") ); - - PicHandle picture = NULL ; // This is the returned picture - if ( created ) - (*created) = false ; - // If bitmap already in Pict format return pointer - if(M_BITMAPDATA->m_bitmapType == kMacBitmapTypePict) { - return M_BITMAPDATA->m_hPict; - } - else if(M_BITMAPDATA->m_bitmapType != kMacBitmapTypeGrafWorld) { - // Invalid bitmap - return NULL; - } - else - { - if ( GetMask() ) - { - picture = wxMacCreatePict( MAC_WXHBITMAP(M_BITMAPDATA->m_hBitmap) , MAC_WXHBITMAP(GetMask()->GetMaskBitmap() ) ) ; - } - else - { - picture = wxMacCreatePict( MAC_WXHBITMAP(M_BITMAPDATA->m_hBitmap) , NULL ) ; - } - if ( created && picture ) - (*created) = true ; - } - return picture ; + return WXHBITMAP(M_BITMAPDATA->GetHBITMAP((GWorldPtr*)mask)); } -/* - * wxMask - */ +// ---------------------------------------------------------------------------- +// wxMask +// ---------------------------------------------------------------------------- wxMask::wxMask() - : m_maskBitmap(NULL) { + Init() ; } // Construct a mask from a bitmap and a colour indicating // the transparent area -wxMask::wxMask(const wxBitmap& bitmap, const wxColour& colour) - : m_maskBitmap(NULL) +wxMask::wxMask( const wxBitmap& bitmap, const wxColour& colour ) { - Create(bitmap, colour); + Init() ; + Create( bitmap, colour ); } -// Construct a mask from a bitmap and a palette index indicating -// the transparent area -wxMask::wxMask(const wxBitmap& bitmap, int paletteIndex) - : m_maskBitmap(NULL) +// Construct a mask from a mono bitmap (copies the bitmap). +wxMask::wxMask( const wxBitmap& bitmap ) { - Create(bitmap, paletteIndex); + Init() ; + Create( bitmap ); } // Construct a mask from a mono bitmap (copies the bitmap). -wxMask::wxMask(const wxBitmap& bitmap) - : m_maskBitmap(NULL) + +wxMask::wxMask( const wxMemoryBuffer& data, int width , int height , int bytesPerRow ) { - Create(bitmap); + Init() ; + Create( data, width , height , bytesPerRow ); } wxMask::~wxMask() { if ( m_maskBitmap ) { - wxMacDestroyGWorld( (GWorldPtr) m_maskBitmap ) ; + DisposeGWorld( (GWorldPtr)m_maskBitmap ) ; m_maskBitmap = NULL ; } } -// Create a mask from a mono bitmap (copies the bitmap). -bool wxMask::Create(const wxBitmap& bitmap) +void wxMask::Init() { - if ( m_maskBitmap ) - { - wxMacDestroyGWorld( (GWorldPtr) m_maskBitmap ) ; - m_maskBitmap = NULL ; - } - wxCHECK_MSG( bitmap.GetBitmapType() == kMacBitmapTypeGrafWorld, false, - wxT("Cannot create mask from this bitmap type (TODO)")); - // other types would require a temporary bitmap. not yet implemented + m_width = m_height = m_bytesPerRow = 0 ; + m_maskBitmap = NULL ; +} - wxCHECK_MSG( bitmap.Ok(), false, wxT("Invalid bitmap")); +void *wxMask::GetRawAccess() const +{ + return m_memBuf.GetData() ; +} - m_depth = bitmap.GetDepth() ; - m_maskBitmap = wxMacCreateGWorld(bitmap.GetWidth(), bitmap.GetHeight(), bitmap.GetDepth() ); - Rect rect = { 0,0, bitmap.GetHeight(), bitmap.GetWidth() }; +// 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 ) ; + m_maskBitmap = NULL ; + } - LockPixels( GetGWorldPixMap( (GWorldPtr) m_maskBitmap) ); - LockPixels( GetGWorldPixMap( (GWorldPtr) bitmap.GetHBITMAP()) ); - CopyBits(GetPortBitMapForCopyBits( (GWorldPtr) bitmap.GetHBITMAP()), - GetPortBitMapForCopyBits( (GWorldPtr) m_maskBitmap), - &rect, &rect, srcCopy, 0); - UnlockPixels( GetGWorldPixMap( (GWorldPtr) m_maskBitmap) ); - UnlockPixels( GetGWorldPixMap( (GWorldPtr) bitmap.GetHBITMAP()) ); + Rect rect = { 0 , 0 , m_height , m_width } ; - return FALSE; + OSStatus err = NewGWorldFromPtr( + (GWorldPtr*) &m_maskBitmap , k32ARGBPixelFormat , &rect , NULL , NULL , 0 , + (char*) m_memBuf.GetData() , m_bytesPerRow ) ; + verify_noerr( err ) ; } -// Create a mask from a bitmap and a palette index indicating -// the transparent area -bool wxMask::Create(const wxBitmap& bitmap, int paletteIndex) +// Create a mask from a mono bitmap (copies the bitmap). + +bool wxMask::Create(const wxMemoryBuffer& data,int width , int height , int bytesPerRow) { - // TODO - wxCHECK_MSG( 0, false, wxT("wxMask::Create not yet implemented")); - return FALSE; + m_memBuf = data ; + m_width = width ; + m_height = height ; + m_bytesPerRow = bytesPerRow ; + + wxASSERT( data.GetDataLen() == (size_t)(height * bytesPerRow) ) ; + + RealizeNative() ; + + return true ; } -// Create a mask from a bitmap and a colour indicating -// the transparent area -bool wxMask::Create(const wxBitmap& bitmap, const wxColour& colour) +// Create a mask from a mono bitmap (copies the bitmap). +bool wxMask::Create(const wxBitmap& bitmap) { - if ( m_maskBitmap ) - { - wxMacDestroyGWorld( (GWorldPtr) m_maskBitmap ) ; - m_maskBitmap = NULL ; - } - wxCHECK_MSG( bitmap.GetBitmapType() == kMacBitmapTypeGrafWorld, false, - wxT("Cannot create mask from this bitmap type (TODO)")); - // other types would require a temporary bitmap. not yet implemented - - wxCHECK_MSG( bitmap.Ok(), false, wxT("Illigal bitmap")); - - m_maskBitmap = wxMacCreateGWorld( bitmap.GetWidth() , bitmap.GetHeight() , 1 ); - m_depth = 1 ; - LockPixels( GetGWorldPixMap( (GWorldPtr) m_maskBitmap ) ); - LockPixels( GetGWorldPixMap( (GWorldPtr) bitmap.GetHBITMAP() ) ); - RGBColor maskColor = MAC_WXCOLORREF(colour.GetPixel()); - - // this is not very efficient, but I can't think - // of a better way of doing it - CGrafPtr origPort ; - GDHandle origDevice ; - RGBColor col; - RGBColor colors[2] = { - { 0xFFFF, 0xFFFF, 0xFFFF }, - { 0, 0, 0 }}; - - GetGWorld( &origPort , &origDevice ) ; - for (int w = 0; w < bitmap.GetWidth(); w++) + m_width = bitmap.GetWidth() ; + m_height = bitmap.GetHeight() ; + m_bytesPerRow = ( m_width * 4 + 3 ) & 0xFFFFFFC ; + + 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 ) { - for (int h = 0; h < bitmap.GetHeight(); h++) + unsigned char *destdata = destdatabase ; + unsigned char r, g, b; + + for ( int x = 0 ; x < m_width ; ++x ) { - SetGWorld( (GWorldPtr) bitmap.GetHBITMAP(), NULL ) ; - GetCPixel( w , h , &col ) ; - SetGWorld( (GWorldPtr) m_maskBitmap , NULL ) ; - if (col.red == maskColor.red && col.green == maskColor.green && col.blue == maskColor.blue) + srcdata++ ; + r = *srcdata++ ; + g = *srcdata++ ; + b = *srcdata++ ; + + if ( ( r + g + b ) > 0x10 ) { - SetCPixel( w , h , &colors[0] ) ; + *destdata++ = 0xFF ; + *destdata++ = 0xFF ; + *destdata++ = 0xFF ; + *destdata++ = 0xFF ; } else { - SetCPixel( w , h , &colors[1] ) ; + *destdata++ = 0x00 ; + *destdata++ = 0x00 ; + *destdata++ = 0x00 ; + *destdata++ = 0x00 ; } } } - UnlockPixels( GetGWorldPixMap( (CGrafPtr) m_maskBitmap ) ) ; - UnlockPixels( GetGWorldPixMap( (GWorldPtr) bitmap.GetHBITMAP() ) ) ; - SetGWorld( origPort , origDevice ) ; - return TRUE; + m_memBuf.UngetWriteBuf( size ) ; + RealizeNative() ; + + return true; } -bool wxMask::PointMasked(int x, int y) +// Create a mask from a bitmap and a colour indicating +// the transparent area +bool wxMask::Create(const wxBitmap& bitmap, const wxColour& colour) { - GWorldPtr origPort; - GDHandle origDevice; - RGBColor color; - bool masked = true; + m_width = bitmap.GetWidth() ; + m_height = bitmap.GetHeight() ; + m_bytesPerRow = ( m_width * 4 + 3 ) & 0xFFFFFFC ; - GetGWorld( &origPort, &origDevice); + size_t size = m_bytesPerRow * m_height ; + unsigned char * destdatabase = (unsigned char*) m_memBuf.GetWriteBuf( size ) ; + wxASSERT( destdatabase != NULL ) ; - //Set port to mask and see if it masked (1) or not ( 0 ) - SetGWorld( (GWorldPtr) m_maskBitmap, NULL); - LockPixels(GetGWorldPixMap( (GWorldPtr) m_maskBitmap)); - GetCPixel(x,y, &color); - masked = !(color.red == 0 && color.green == 0 && color.blue == 0); - UnlockPixels(GetGWorldPixMap( (GWorldPtr) m_maskBitmap)); + memset( destdatabase , 0 , size ) ; + unsigned char * srcdata = (unsigned char*) bitmap.GetRawAccess() ; - SetGWorld( origPort, origDevice); + for ( int y = 0 ; y < m_height ; ++y , destdatabase += m_bytesPerRow) + { + unsigned char *destdata = destdatabase ; + unsigned char r, g, b; - return masked; -} + for ( int x = 0 ; x < m_width ; ++x ) + { + srcdata++ ; + r = *srcdata++ ; + g = *srcdata++ ; + b = *srcdata++ ; -/* - * wxBitmapHandler - */ + if ( colour == wxColour( r , g , b ) ) + { + *destdata++ = 0xFF ; + *destdata++ = 0xFF ; + *destdata++ = 0xFF ; + *destdata++ = 0xFF ; + } + else + { + *destdata++ = 0x00 ; + *destdata++ = 0x00 ; + *destdata++ = 0x00 ; + *destdata++ = 0x00 ; + } + } + } -wxBitmapHandler::~wxBitmapHandler() -{ -} + m_memBuf.UngetWriteBuf( size ) ; + RealizeNative() ; -bool wxBitmapHandler::Create(wxBitmap *bitmap, void *data, long type, int width, int height, int depth) -{ - return FALSE; + return true; } -bool wxBitmapHandler::LoadFile(wxBitmap *bitmap, const wxString& name, long flags, - int desiredWidth, int desiredHeight) +WXHBITMAP wxMask::GetHBITMAP() const { - return FALSE; + return m_maskBitmap ; } -bool wxBitmapHandler::SaveFile(const wxBitmap *bitmap, const wxString& name, int type, const wxPalette *palette) -{ - return FALSE; -} +// ---------------------------------------------------------------------------- +// wxBitmapHandler +// ---------------------------------------------------------------------------- -/* - * Standard handlers - */ +IMPLEMENT_ABSTRACT_CLASS(wxBitmapHandler, wxBitmapHandlerBase) + +// ---------------------------------------------------------------------------- +// Standard Handlers +// ---------------------------------------------------------------------------- class WXDLLEXPORT wxPICTResourceHandler: public wxBitmapHandler { DECLARE_DYNAMIC_CLASS(wxPICTResourceHandler) + public: inline wxPICTResourceHandler() { - m_name = wxT("Macintosh Pict resource"); - m_extension = wxEmptyString; - m_type = wxBITMAP_TYPE_PICT_RESOURCE; + SetName(wxT("Macintosh Pict resource")); + SetExtension(wxEmptyString); + SetType(wxBITMAP_TYPE_PICT_RESOURCE); }; 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, + +bool wxPICTResourceHandler::LoadFile(wxBitmap *bitmap, const wxString& name, long flags, int desiredWidth, int desiredHeight) { +#if wxUSE_METAFILE Str255 theName ; wxMacStringToPascal( name , theName ) ; PicHandle thePict = (PicHandle ) GetNamedResource( 'PICT' , theName ) ; if ( thePict ) { - PictInfo theInfo ; - - GetPictInfo( thePict , &theInfo , 0 , 0 , systemMethod , 0 ) ; - DetachResource( (Handle) thePict ) ; - M_BITMAPHANDLERDATA->m_bitmapType = kMacBitmapTypePict ; - M_BITMAPHANDLERDATA->m_hPict = thePict ; - M_BITMAPHANDLERDATA->m_width = theInfo.sourceRect.right - theInfo.sourceRect.left ; - M_BITMAPHANDLERDATA->m_height = theInfo.sourceRect.bottom - theInfo.sourceRect.top ; - - M_BITMAPHANDLERDATA->m_depth = theInfo.depth ; - M_BITMAPHANDLERDATA->m_ok = true ; - M_BITMAPHANDLERDATA->m_numColors = theInfo.uniqueColors ; -// M_BITMAPHANDLERDATA->m_bitmapPalette; -// M_BITMAPHANDLERDATA->m_quality; - return TRUE ; + wxMetafile mf ; + + mf.SetHMETAFILE( (WXHMETAFILE) thePict ) ; + bitmap->Create( mf.GetWidth() , mf.GetHeight() ) ; + wxMemoryDC dc ; + dc.SelectObject( *bitmap ) ; + mf.Play( &dc ) ; + dc.SelectObject( wxNullBitmap ) ; + + return true ; } - return FALSE ; +#endif + + return false ; } void wxBitmap::InitStandardHandlers() { - AddHandler(new wxPICTResourceHandler) ; - AddHandler(new wxICONResourceHandler) ; + AddHandler( new wxPICTResourceHandler ) ; + AddHandler( new wxICONResourceHandler ) ; } // ---------------------------------------------------------------------------- @@ -1339,98 +1571,24 @@ void wxBitmap::InitStandardHandlers() void *wxBitmap::GetRawData(wxPixelDataBase& data, int bpp) { if ( !Ok() ) - { // no bitmap, no data (raw or otherwise) return NULL; - } - - if ( M_BITMAPDATA->m_bitmapType != kMacBitmapTypeGrafWorld ) - { - wxFAIL_MSG( _T("GetRawData() only supported for GWorlds") ); - - return NULL; - } - - GWorldPtr gworld = MAC_WXHBITMAP(M_BITMAPDATA->m_hBitmap); - PixMapHandle hPixMap = GetGWorldPixMap(gworld); - wxCHECK_MSG( hPixMap && *hPixMap, NULL, - _T("GetRawData(): failed to get PixMap from GWorld?") ); - - wxCHECK_MSG( (*hPixMap)->pixelSize == bpp, NULL, - _T("GetRawData(): pixel format mismatch") ); - - if ( !LockPixels(hPixMap) ) - { - wxFAIL_MSG( _T("failed to lock PixMap in GetRawData()") ); - return NULL; - } + data.m_width = GetWidth() ; + data.m_height = GetHeight() ; + data.m_stride = GetWidth() * 4 ; - data.m_width = GetWidth(); - data.m_height = GetHeight(); - data.m_stride = (*hPixMap)->rowBytes & 0x7fff; - - M_BITMAPDATA->m_hasAlpha = false; - - return GetPixBaseAddr(hPixMap); + return BeginRawAccess() ; } void wxBitmap::UngetRawData(wxPixelDataBase& dataBase) { - if ( !Ok() ) - return; - - if ( M_BITMAPDATA->m_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)); - } - - GWorldPtr gworld = MAC_WXHBITMAP(M_BITMAPDATA->m_hBitmap); - PixMapHandle hPixMap = GetGWorldPixMap(gworld); - if ( hPixMap ) - { - UnlockPixels(hPixMap); - } + EndRawAccess() ; } void wxBitmap::UseAlpha() { - // remember that we are using alpha channel, we'll need to create a proper - // mask in UngetRawData() - M_BITMAPDATA->m_hasAlpha = true; + // remember that we are using alpha channel: + // we'll need to create a proper mask in UngetRawData() + M_BITMAPDATA->UseAlpha( true ); } -