X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/bb356c9ea78919fbc01e19c36bb925c80abb68a4..aac75444c6e2c1e4b4304debbdf0d600156ca74a:/src/mac/carbon/bitmap.cpp diff --git a/src/mac/carbon/bitmap.cpp b/src/mac/carbon/bitmap.cpp index 8d7cf8f4b9..1b4dca41c7 100644 --- a/src/mac/carbon/bitmap.cpp +++ b/src/mac/carbon/bitmap.cpp @@ -1,30 +1,32 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: bitmap.cpp +// Name: src/mac/carbon/bitmap.cpp // Purpose: wxBitmap -// Author: AUTHOR +// Author: Stefan Csomor // Modified by: -// Created: ??/??/98 +// Created: 1998-01-01 // RCS-ID: $Id$ -// Copyright: (c) AUTHOR +// Copyright: (c) Stefan Csomor // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#ifdef __GNUG__ -#pragma implementation "bitmapbase.h" -#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 @@ -34,333 +36,806 @@ 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 */ - - /* Allocate memory for the color table */ - newColors = (CTabHandle)NewHandleClear( sizeof (ColorTable) + - sizeof (ColorSpec) * (numColors - 1) ); - if (newColors != nil) - { - /* Initialize the fields */ - (**newColors).ctSeed = GetCTSeed(); - (**newColors).ctFlags = 0; - (**newColors).ctSize = numColors - 1; - /* Initialize the table of colors */ - } - return newColors ; + memset( info , 0 , sizeof(ControlButtonContentInfo) ) ; + if ( bitmap.Ok() ) + { + wxBitmapRefData * bmap = bitmap.GetBitmapData() ; + if ( bmap == NULL ) + return ; + + 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 + { +#ifndef __LP64__ + info->contentType = kControlContentPictHandle ; + info->u.picture = bmap->GetPictHandle() ; +#endif + } + } } -void wxMacDestroyColorTable( CTabHandle colors ) +void wxMacReleaseBitmapButton( ControlButtonContentInfo*info ) { - DisposeHandle( (Handle) colors ) ; + 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 ) + { + // owned by the bitmap, no release here + } +#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") ) ; + } } -void wxMacSetColorTableEntry( CTabHandle newColors , int index , int red , int green , int blue ) +#endif //wxUSE_BMPBUTTON + +#define M_BITMAPDATA ((wxBitmapRefData *)m_refData) + +void wxBitmapRefData::Init() { - (**newColors).ctTable[index].value = index; - (**newColors).ctTable[index].rgb.red = 0 ;// someRedValue; - (**newColors).ctTable[index].rgb.green = 0 ; // someGreenValue; - (**newColors).ctTable[index].rgb.blue = 0 ; // someBlueValue; + 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; } -GWorldPtr wxMacCreateGWorld( int width , int height , int depth ) +wxBitmapRefData::wxBitmapRefData(const wxBitmapRefData &tocopy) { - OSErr err = noErr ; - GWorldPtr port ; - Rect rect = { 0 , 0 , height , width } ; - - if ( depth < 0 ) - { - depth = wxDisplayDepth() ; - } - - err = NewGWorld( &port , depth , &rect , NULL , NULL , 0 ) ; - if ( err == noErr ) - { - return port ; - } - return NULL ; + Init(); + Create(tocopy.m_width, tocopy.m_height, tocopy.m_depth); + + if (tocopy.m_bitmapMask) + m_bitmapMask = new wxMask(*tocopy.m_bitmapMask); + + unsigned char* dest = (unsigned char*)GetRawAccess(); + unsigned char* source = (unsigned char*)tocopy.GetRawAccess(); + size_t numbytes = tocopy.m_width * tocopy.m_height * 4; + + for (size_t i=0; iright - bounds->left) + 31) / 32) * 4; +void wxBitmapRefData::UseAlpha( bool use ) +{ + if ( m_hasAlpha == use ) + return ; - /* Clone the clut if indexed color; allocate a dummy clut if direct color*/ - if (depth <= 8) - { - newColors = colors; - error = HandToHand((Handle *) &newColors); - } + m_hasAlpha = use ; + if ( m_hasAlpha ) + { + 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 } ; +#ifndef __LP64__ + 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") ) ; +#endif + m_maskMemBuf.UngetWriteBuf(size) ; + +#if !wxMAC_USE_CORE_GRAPHICS + UpdateAlphaMask() ; +#endif + } else + { +#ifndef __LP64__ + DisposeGWorld( m_hMaskBitmap ) ; +#endif + 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") ) ; + + ++m_rawAccessCount ; + +#ifdef __WXMAC_OSX__ + // 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") ) ; + 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 ); +} + +IconRef wxBitmapRefData::GetIconRef() +{ + if ( m_iconRef == NULL ) + { + // Create Icon Family Handle + + IconFamilyHandle iconFamily = NULL ; + +#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 + + int w = GetWidth() ; + int h = GetHeight() ; + int sz = wxMax( w , h ) ; + + 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 ; } } + + 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 - error = MemError(); + { + PicHandle pic = GetPictHandle() ; + SetIconFamilyData( iconFamily, 'PICT' , (Handle) pic ) ; } - else - newColors = nil; + // 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 m_iconRef ; +} - /* If no errors occured, return a handle to the new off-screen PixMap */ - if (error != noErr) +PicHandle wxBitmapRefData::GetPictHandle() +{ + if ( m_pictHandle == NULL ) + { +#ifndef __LP64__ + CGrafPtr origPort = NULL ; + GDHandle origDev = NULL ; + GWorldPtr wp = NULL ; + GWorldPtr mask = NULL ; + int height = GetHeight() ; + int width = GetWidth() ; + + Rect rect = { 0 , 0 , height , width } ; + RgnHandle clipRgn = NULL ; + + GetGWorld( &origPort , &origDev ) ; + wp = GetHBITMAP( &mask ) ; + + if ( mask ) { - if (newColors != nil) - DisposeCTable(newColors); + 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 ) ; } - /* Return the error code */ - return error; + SetGWorld( wp , NULL ) ; + Rect portRect ; + GetPortBounds( wp , &portRect ) ; + m_pictHandle = OpenPicture(&portRect); + + 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 ) ; +#endif + } + + return m_pictHandle ; } -CIconHandle wxMacCreateCIcon(GWorldPtr image , GWorldPtr mask , short dstDepth , short iconSize ) +#ifdef __WXMAC_OSX__ +void wxMacMemoryBufferReleaseProc(void *info, const void *data, size_t size) { - GWorldPtr saveWorld; - GDHandle saveHandle; + wxMemoryBuffer* membuf = (wxMemoryBuffer*) info ; + + wxASSERT( data == membuf->GetData() ) ; - GetGWorld(&saveWorld,&saveHandle); // save Graphics env state - SetGWorld(image,nil); + delete membuf ; +} - Rect frame = { 0 , 0 , iconSize , iconSize } ; - Rect imageBounds = frame ; - GetPortBounds( image , &imageBounds ) ; +CGImageRef wxBitmapRefData::CGImageCreate() 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 ) + { + 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 + } - 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 ; + membuf = new wxMemoryBuffer( m_memBuf ) ; + } + + CGDataProviderRef dataProvider = NULL ; + if ( m_depth == 1 ) + { + wxMemoryBuffer* maskBuf = new wxMemoryBuffer( m_width * m_height ); + unsigned char * maskBufData = (unsigned char *) maskBuf->GetData(); + unsigned char * bufData = (unsigned char *) membuf->GetData() ; + // copy one color component + for( int i = 0 ; i < m_width * m_height ; ++i ) + maskBufData[i] = bufData[i*4+3]; + dataProvider = + CGDataProviderCreateWithData( + maskBuf , (const void *) maskBufData , m_width * m_height, + wxMacMemoryBufferReleaseProc ); + // as we are now passing the mask buffer to the data provider, we have + // to release the membuf ourselves + delete membuf ; + + image = ::CGImageMaskCreate( w, h, 8, 8, m_width , dataProvider, NULL, false ); + } + else + { + CGColorSpaceRef colorSpace = wxMacGetGenericRGBColorSpace(); + 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 ) ; + } - LockPixels(GetGWorldPixMap(image)); - - CopyBits(GetPortBitMapForCopyBits(image), - (BitMapPtr)&((**icon).iconPMap), - &imageBounds, - &imageBounds, - srcCopy | ditherCopy, nil); - - - UnlockPixels(GetGWorldPixMap(image)); - HUnlock( (**icon).iconData ) ; - - (**icon).iconMask.rowBytes = iconSize / 8 ; - (**icon).iconMask.bounds = frame ; + if ( m_rawAccessCount == 0 && m_cgImageRef == NULL) + { + // we keep it for later use + m_cgImageRef = image ; + CGImageRetain( image ) ; + } - (**icon).iconBMap.rowBytes = iconSize / 8 ; - (**icon).iconBMap.bounds = frame ; - (**icon).iconMask.baseAddr = (char*) &(**icon).iconMaskData ; - (**icon).iconBMap.baseAddr = (char*) &(**icon).iconMaskData + bwSize ; + return image ; +} +#endif +GWorldPtr wxBitmapRefData::GetHBITMAP(GWorldPtr* mask) const +{ + wxCHECK_MSG( Ok(), NULL, wxT("invalid bitmap") ); if ( mask ) { - LockPixels(GetGWorldPixMap(mask) ) ; - CopyBits(GetPortBitMapForCopyBits(mask) , - &(**icon).iconBMap , &imageBounds , &imageBounds, srcCopy , nil ) ; - CopyBits(GetPortBitMapForCopyBits(mask) , - &(**icon).iconMask , &imageBounds , &imageBounds, srcCopy , nil ) ; - UnlockPixels(GetGWorldPixMap( 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 + + *mask = m_hMaskBitmap ; + } } - else + + return m_hBitmap ; +} + +void wxBitmapRefData::UpdateAlphaMask() const +{ + if ( m_hasAlpha ) { - LockPixels(GetGWorldPixMap(image)); - CopyBits(GetPortBitMapForCopyBits(image) , - &(**icon).iconBMap , &imageBounds , &imageBounds, srcCopy , nil ) ; - CopyBits(GetPortBitMapForCopyBits(image) , - &(**icon).iconMask , &imageBounds , &imageBounds, srcCopy , nil ) ; - UnlockPixels(GetGWorldPixMap(image)); + 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 ) + { + // we must have 24 bit depth for non quartz smooth alpha + *destalpha++ = 255 ; + *destalpha++ = 255 - *sourcemask ; + *destalpha++ = 255 - *sourcemask ; + *destalpha++ = 255 - *sourcemask ; + } + } } - - (**icon).iconMask.baseAddr = NULL ; - (**icon).iconBMap.baseAddr = NULL ; - (**icon).iconPMap.baseAddr = NULL ; - HUnlock((Handle)icon) ; - SetGWorld(saveWorld,saveHandle); - - return icon; -} - -PicHandle wxMacCreatePict(GWorldPtr wp, GWorldPtr mask) -{ - 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 ; - GetPortBounds( wp , &portRect ) ; - - pict = OpenPicture(&portRect); - if(pict) - { - RGBForeColor( &black ) ; - RGBBackColor( &white ) ; - - LockPixels( GetGWorldPixMap( wp ) ) ; - CopyBits(GetPortBitMapForCopyBits(wp), - GetPortBitMapForCopyBits(wp), - &portRect, - &portRect, - srcCopy,clipRgn); - UnlockPixels( GetGWorldPixMap( wp ) ) ; - ClosePicture(); - } - SetGWorld( origPort , origDev ) ; - return pict; } -wxBitmapRefData::wxBitmapRefData() +void wxBitmapRefData::Free() { - m_ok = FALSE; - m_width = 0; - m_height = 0; - m_depth = 0; - m_quality = 0; - m_numColors = 0; - m_bitmapMask = NULL; - m_hBitmap = NULL ; - m_hPict = NULL ; - m_hIcon = NULL ; - m_bitmapType = kMacBitmapTypeUnknownType ; -} - -// TODO move this do a public function of Bitmap Ref -static void DisposeBitmapRefData(wxBitmapRefData *data) -{ - switch (data->m_bitmapType) - { - case kMacBitmapTypePict : - { - if ( data->m_hPict ) - { - KillPicture( data->m_hPict ) ; - data->m_hPict = NULL ; - } - } - break ; - case kMacBitmapTypeGrafWorld : - { - if ( data->m_hBitmap ) - { - wxMacDestroyGWorld( data->m_hBitmap ) ; - data->m_hBitmap = NULL ; - } - } - break ; - case kMacBitmapTypeIcon : - if ( data->m_hIcon ) - { - DisposeCIcon( data->m_hIcon ) ; - data->m_hIcon = NULL ; - } - - default : - // unkown type ? - break ; - } - - if (data->m_bitmapMask) - { - delete data->m_bitmapMask; - data->m_bitmapMask = NULL; - } + wxASSERT_MSG( m_rawAccessCount == 0 , wxT("Bitmap still selected when destroyed") ) ; + +#ifdef __WXMAC_OSX__ + if ( m_cgImageRef ) + { + CGImageRelease( m_cgImageRef ) ; + m_cgImageRef = NULL ; + } +#endif + + if ( m_iconRef ) + { + ReleaseIconRef( m_iconRef ) ; + m_iconRef = NULL ; + } + +#ifndef __LP64__ + if ( m_pictHandle ) + { + KillPicture( m_pictHandle ) ; + m_pictHandle = NULL ; + } + + if ( m_hBitmap ) + { + DisposeGWorld( MAC_WXHBITMAP(m_hBitmap) ) ; + m_hBitmap = NULL ; + } + + if ( m_hMaskBitmap ) + { + DisposeGWorld( MAC_WXHBITMAP(m_hMaskBitmap) ) ; + m_hMaskBitmap = NULL ; + } +#endif + if (m_bitmapMask) + { + 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() @@ -369,58 +844,45 @@ 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 = (M_BITMAPDATA->m_hBitmap != NULL ) ; - - CGrafPtr origPort ; - GDHandle origDevice ; - - GetGWorld( &origPort , &origDevice ) ; - SetGWorld( M_BITMAPDATA->m_hBitmap , NULL ) ; - LockPixels( GetGWorldPixMap( 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 ; + 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( M_BITMAPDATA->m_hBitmap ) ) ; - - SetGWorld( origPort , origDevice ) ; + + EndRawAccess() ; } else { @@ -433,7 +895,7 @@ 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); } @@ -443,144 +905,119 @@ wxBitmap::wxBitmap(const wxString& filename, wxBitmapType type) LoadFile(filename, type); } -bool wxBitmap::CreateFromXpm(const char **bits) +wxObjectRefData* wxBitmap::CreateRefData() 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; + return new wxBitmapRefData; } -wxBitmap::wxBitmap(const char **bits) +wxObjectRefData* wxBitmap::CloneRefData(const wxObjectRefData* data) const { - (void) CreateFromXpm(bits); + return new wxBitmapRefData(*wx_static_cast(const wxBitmapRefData *, data)); } -wxBitmap::wxBitmap(char **bits) +void * wxBitmap::GetRawAccess() const { - (void) CreateFromXpm((const char **)bits); + wxCHECK_MSG( Ok() , NULL , wxT("invalid bitmap") ) ; + + return M_BITMAPDATA->GetRawAccess() ; } +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() ; +} + +#ifdef __WXMAC_OSX__ +WXCGIMAGEREF wxBitmap::CGImageCreate() const +{ + 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") ); - - WXHBITMAP origPort; - GDHandle origDevice; - - GetGWorld( &origPort, &origDevice ); - - // Update the subbitmaps reference data - wxBitmapRefData *ref = (wxBitmapRefData *)ret.GetRefData(); - - ref->m_numColors = M_BITMAPDATA->m_numColors; - ref->m_bitmapPalette = M_BITMAPDATA->m_bitmapPalette; - 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()) - { - WXHBITMAP submask, mask; - RGBColor color; - - mask = GetMask()->GetMaskBitmap(); - submask = wxMacCreateGWorld(rect.width, rect.height, 1); - 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()) - { - WXHBITMAP subbitmap, bitmap; - RGBColor color; - - bitmap = GetHBITMAP(); - subbitmap = 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; -} + wxBitmap ret( rect.width, rect.height, GetDepth() ); + wxASSERT_MSG( ret.Ok(), wxT("GetSubBitmap error") ); -bool wxBitmap::Create(int w, int h, int d) -{ - UnRef(); + int sourcewidth = GetWidth() ; + int destwidth = rect.width ; + int destheight = rect.height ; - m_refData = new wxBitmapRefData; + { + unsigned char *sourcedata = (unsigned char*) GetRawAccess() ; + unsigned char *destdata = (unsigned char*) ret.BeginRawAccess() ; + wxASSERT( (sourcedata != NULL) && (destdata != NULL) ) ; - M_BITMAPDATA->m_width = w; - M_BITMAPDATA->m_height = h; - M_BITMAPDATA->m_depth = d; + int sourcelinesize = sourcewidth * 4 ; + int destlinesize = destwidth * 4 ; + unsigned char *source = sourcedata + rect.x * 4 + rect.y * sourcelinesize ; + unsigned char *dest = destdata ; - 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; -} + for (int yy = 0; yy < destheight; ++yy, source += sourcelinesize , dest += destlinesize) + { + memcpy( dest , source , destlinesize ) ; + } + } -int wxBitmap::GetBitmapType() const -{ - wxCHECK_MSG( Ok(), kMacBitmapTypeUnknownType, wxT("invalid bitmap") ); + ret.EndRawAccess() ; + + if ( M_BITMAPDATA->m_bitmapMask ) + { + wxMemoryBuffer maskbuf ; + int rowBytes = ( destwidth * 4 + 3 ) & 0xFFFFFFC ; + size_t maskbufsize = rowBytes * destheight ; + + int sourcelinesize = M_BITMAPDATA->m_bitmapMask->GetBytesPerRow() ; + int destlinesize = rowBytes ; - return M_BITMAPDATA->m_bitmapType; + unsigned char *source = (unsigned char *) M_BITMAPDATA->m_bitmapMask->GetRawAccess() ; + unsigned char *destdata = (unsigned char * ) maskbuf.GetWriteBuf( maskbufsize ) ; + wxASSERT( (source != NULL) && (destdata != NULL) ) ; + + source += rect.x * 4 + rect.y * sourcelinesize ; + unsigned char *dest = destdata ; + + 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 ) ) ; + } + else if ( HasAlpha() ) + ret.UseAlpha() ; + + return ret; } -void wxBitmap::SetHBITMAP(WXHBITMAP bmp) +bool wxBitmap::Create(int w, int h, int d) { - DisposeBitmapRefData( M_BITMAPDATA ) ; - - M_BITMAPDATA->m_bitmapType = kMacBitmapTypeGrafWorld ; - M_BITMAPDATA->m_hBitmap = bmp ; - M_BITMAPDATA->m_ok = (M_BITMAPDATA->m_hBitmap != NULL ) ; + UnRef(); + + if ( d < 0 ) + d = wxDisplayDepth() ; + + m_refData = new wxBitmapRefData( w , h , d ); + + return M_BITMAPDATA->Ok() ; } bool wxBitmap::LoadFile(const wxString& filename, wxBitmapType type) @@ -591,23 +1028,29 @@ bool wxBitmap::LoadFile(const wxString& filename, wxBitmapType type) if ( handler ) { - m_refData = new wxBitmapRefData; + m_refData = new wxBitmapRefData; return handler->LoadFile(this, filename, type, -1, -1); } else { +#if wxUSE_IMAGE wxImage loadimage(filename, type); - if (loadimage.Ok()) { + if (loadimage.Ok()) + { *this = loadimage; + return true; } +#endif } - wxLogWarning("no bitmap handler for type %d defined.", type); + + 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(); @@ -615,97 +1058,86 @@ bool wxBitmap::Create(void *data, wxBitmapType type, int width, int height, int wxBitmapHandler *handler = FindHandler(type); - if ( handler == NULL ) { - wxLogWarning("no bitmap handler for type %d defined.", type); + 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") ) + wxCHECK_RET( image.Ok(), wxT("invalid image") ); - m_refData = new wxBitmapRefData(); - // width and height of the device-dependent bitmap int width = image.GetWidth(); int height = image.GetHeight(); + m_refData = new wxBitmapRefData( width , height , depth ) ; + // Create picture - Create( width , height , 32 ) ; - - CGrafPtr origPort ; - GDHandle origDevice ; + bool hasAlpha = false ; - PixMapHandle pixMap = GetGWorldPixMap(GetHBITMAP()) ; - LockPixels( pixMap ); + if ( image.HasMask() ) + { + // takes precedence, don't mix with alpha info + } + else + { + hasAlpha = image.HasAlpha() ; + } - GetGWorld( &origPort , &origDevice ) ; - SetGWorld( GetHBITMAP() , NULL ) ; - - // Render image - RGBColor colorRGB ; + if ( hasAlpha ) + UseAlpha() ; + 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.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(maskBitmap.GetHBITMAP()) ); - SetGWorld(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(GetHBITMAP(), NULL); - SetMask(new wxMask( maskBitmap )); - UnlockPixels( GetGWorldPixMap(maskBitmap.GetHBITMAP()) ); } - - UnlockPixels( GetGWorldPixMap(GetHBITMAP()) ); - SetGWorld( origPort, origDevice ); + + EndRawAccess() ; + if ( image.HasMask() ) + SetMask( new wxMask( *this , wxColour( image.GetMaskRed() , image.GetMaskGreen() , image.GetMaskBlue() ) ) ) ; } wxImage wxBitmap::ConvertToImage() const { wxImage image; - + wxCHECK_MSG( Ok(), wxNullImage, wxT("invalid bitmap") ); // create an wxImage object @@ -714,113 +1146,156 @@ wxImage wxBitmap::ConvertToImage() const image.Create( width, height ); unsigned char *data = image.GetData(); - wxCHECK_MSG( data, wxNullImage, wxT("Could not allocate data for image") ); - WXHBITMAP origPort; - GDHandle origDevice; - 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 ); - LockPixels(GetGWorldPixMap(GetHBITMAP())); - SetGWorld( GetHBITMAP(), NULL); - - // Copy data into image - index = 0; - for (int yy = 0; yy < height; yy++) + 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() ) + { + hasMask = true ; + mask = (unsigned char*) GetMask()->GetRawAccess() ; + maskBytesPerRow = GetMask()->GetBytesPerRow() ; + } + + if ( hasAlpha ) { + 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 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 (mask) + 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->PointMasked(xx,yy)) + if ( *maskp++ == 0xFF ) { - 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) - { - image.SetMaskColour( mask_r, mask_g, mask_b ); - image.SetMask( true ); - } - // Free resources - UnlockPixels(GetGWorldPixMap(GetHBITMAP())); - SetGWorld(origPort, origDevice); + 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("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 { @@ -829,46 +1304,38 @@ 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; + AllocExclusive(); + 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; + AllocExclusive(); + 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; + AllocExclusive(); + M_BITMAPDATA->SetDepth(d); } void wxBitmap::SetOk(bool isOk) { - if (!M_BITMAPDATA) - m_refData = new wxBitmapRefData; - - M_BITMAPDATA->m_ok = isOk; + AllocExclusive(); + M_BITMAPDATA->SetOk(isOk); } +#if wxUSE_PALETTE wxPalette *wxBitmap::GetPalette() const { wxCHECK_MSG( Ok(), NULL, wxT("Invalid bitmap GetPalette()") ); @@ -878,355 +1345,326 @@ 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. - if (M_BITMAPDATA->m_bitmapMask) - delete M_BITMAPDATA->m_bitmapMask; + delete M_BITMAPDATA->m_bitmapMask; M_BITMAPDATA->m_bitmapMask = mask ; } -WXHBITMAP wxBitmap::GetHBITMAP() const +WXHBITMAP wxBitmap::GetHBITMAP(WXHBITMAP* mask) const { - wxCHECK_MSG( Ok(), NULL, wxT("invalid bitmap") ); - - return M_BITMAPDATA->m_hBitmap; + return WXHBITMAP(M_BITMAPDATA->GetHBITMAP((GWorldPtr*)mask)); } -PicHandle wxBitmap::GetPict() const -{ - wxCHECK_MSG( Ok(), NULL, wxT("invalid bitmap") ); - - PicHandle picture; // This is the returned picture - - // 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; - } - - RGBColor gray = { 0xCCCC ,0xCCCC , 0xCCCC } ; - RGBColor white = { 0xffff ,0xffff , 0xffff } ; - RGBColor black = { 0x0000 ,0x0000 , 0x0000 } ; - CGrafPtr origPort; - GDHandle origDev ; - wxMask *mask; - Rect portRect ; - - GetPortBounds( GetHBITMAP() , &portRect ) ; - int width = portRect.right - portRect.left ; - int height = portRect.bottom - portRect.top ; +// ---------------------------------------------------------------------------- +// wxMask +// ---------------------------------------------------------------------------- - LockPixels( GetGWorldPixMap( GetHBITMAP() ) ) ; - GetGWorld( &origPort , &origDev ) ; - - mask = GetMask(); +wxMask::wxMask() +{ + Init() ; +} - SetGWorld( GetHBITMAP() , NULL ) ; +wxMask::wxMask(const wxMask &tocopy) +{ + Init(); - picture = OpenPicture(&portRect); // open a picture, this disables drawing - if(!picture) { - return NULL; - } + m_bytesPerRow = tocopy.m_bytesPerRow; + m_width = tocopy.m_width; + m_height = tocopy.m_height; - if( mask ) - { -#ifdef __DARWIN__ - RGBColor trans = white; -#else - RGBBackColor( &gray ); - EraseRect( &portRect ); - RGBColor trans = gray; -#endif - RGBForeColor( &black ) ; - RGBBackColor( &white ) ; - PenMode(transparent); - - for ( int y = 0 ; y < height ; ++y ) - { - for( int x = 0 ; x < width ; ++x ) - { - if ( !mask->PointMasked(x,y) ) - { - RGBColor col ; - - GetCPixel( x + portRect.left , y + portRect.top , &col ) ; - SetCPixel( x + portRect.left , y + portRect.top , &col ) ; - } - else { - // With transparency this sets a blank pixel - SetCPixel( x + portRect.left , y + portRect.top , &trans); - } - } - } - } - else - { - RGBBackColor( &gray ) ; - EraseRect(&portRect); - RGBForeColor( &black ) ; - RGBBackColor( &white ) ; - - CopyBits(GetPortBitMapForCopyBits(GetHBITMAP()), - // src PixMap - we copy image over itself - - GetPortBitMapForCopyBits(GetHBITMAP()), - // dst PixMap - no drawing occurs - &portRect, // srcRect - it will be recorded and compressed - - &portRect, // dstRect - into the picture that is open - - srcCopy,NULL); // copyMode and no clip region - } - ClosePicture(); // We are done recording the picture - UnlockPixels( GetGWorldPixMap( GetHBITMAP() ) ) ; - SetGWorld( origPort , origDev ) ; - - return picture; // return our groovy pict handle -} - -/* - * wxMask - */ + 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(); + for (size_t i=0; i 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( 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) { - WXHBITMAP 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(m_maskBitmap, NULL); - LockPixels(GetGWorldPixMap(m_maskBitmap)); - GetCPixel(x,y, &color); - masked = !(color.red == 0 && color.green == 0 && color.blue == 0); - UnlockPixels(GetGWorldPixMap(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 ; + } + } + } -bool wxBitmapHandler::Create(wxBitmap *bitmap, void *data, long type, int width, int height, int depth) -{ - return FALSE; -} + m_memBuf.UngetWriteBuf( size ) ; + RealizeNative() ; -bool wxBitmapHandler::LoadFile(wxBitmap *bitmap, const wxString& name, long flags, - int desiredWidth, int desiredHeight) -{ - return FALSE; + return true; } -bool wxBitmapHandler::SaveFile(const wxBitmap *bitmap, const wxString& name, int type, const wxPalette *palette) +WXHBITMAP wxMask::GetHBITMAP() const { - return FALSE; + return m_maskBitmap ; } -/* - * Standard handlers - */ +// ---------------------------------------------------------------------------- +// wxBitmapHandler +// ---------------------------------------------------------------------------- + +IMPLEMENT_ABSTRACT_CLASS(wxBitmapHandler, wxBitmapHandlerBase) + +// ---------------------------------------------------------------------------- +// Standard Handlers +// ---------------------------------------------------------------------------- class WXDLLEXPORT wxPICTResourceHandler: public wxBitmapHandler { DECLARE_DYNAMIC_CLASS(wxPICTResourceHandler) + public: inline wxPICTResourceHandler() { - m_name = "Macintosh Pict resource"; - m_extension = ""; - 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) { - Str255 theName ; - -#if TARGET_CARBON - c2pstrcpy( (StringPtr) theName , name ) ; -#else - strcpy( (char *) theName , name ) ; - c2pstr( (char *)theName ) ; +#if wxUSE_METAFILE + Str255 theName ; + wxMacStringToPascal( name , theName ) ; + + PicHandle thePict = (PicHandle ) GetNamedResource( 'PICT' , theName ) ; + if ( thePict ) + { + 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 ; + } #endif - - 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 ; - } - return FALSE ; + + return false ; } void wxBitmap::InitStandardHandlers() { - AddHandler(new wxPICTResourceHandler) ; - AddHandler(new wxICONResourceHandler) ; + AddHandler( new wxPICTResourceHandler ) ; + AddHandler( new wxICONResourceHandler ) ; +} + +// ---------------------------------------------------------------------------- +// raw bitmap access support +// ---------------------------------------------------------------------------- + +void *wxBitmap::GetRawData(wxPixelDataBase& data, int 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 BeginRawAccess() ; +} + +void wxBitmap::UngetRawData(wxPixelDataBase& dataBase) +{ + EndRawAccess() ; +} + +void wxBitmap::UseAlpha() +{ + // remember that we are using alpha channel: + // we'll need to create a proper mask in UngetRawData() + M_BITMAPDATA->UseAlpha( true ); }