X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/53e8c532c641ea8285b436990ff6e29ddd8d0443..aac75444c6e2c1e4b4304debbdf0d600156ca74a:/src/mac/carbon/bitmap.cpp diff --git a/src/mac/carbon/bitmap.cpp b/src/mac/carbon/bitmap.cpp index 02b7427a2c..1b4dca41c7 100644 --- a/src/mac/carbon/bitmap.cpp +++ b/src/mac/carbon/bitmap.cpp @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: bitmap.cpp +// Name: src/mac/carbon/bitmap.cpp // Purpose: wxBitmap // Author: Stefan Csomor // Modified by: @@ -9,16 +9,17 @@ // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) -#pragma implementation "bitmap.h" -#endif - #include "wx/wxprec.h" #include "wx/bitmap.h" -#include "wx/icon.h" -#include "wx/log.h" -#include "wx/image.h" + +#ifndef WX_PRECOMP + #include "wx/log.h" + #include "wx/dcmemory.h" + #include "wx/icon.h" + #include "wx/image.h" +#endif + #include "wx/metafile.h" #include "wx/xpmdecod.h" @@ -26,7 +27,6 @@ IMPLEMENT_DYNAMIC_CLASS(wxBitmap, wxGDIObject) IMPLEMENT_DYNAMIC_CLASS(wxMask, wxObject) -IMPLEMENT_DYNAMIC_CLASS(wxBitmapHandler, wxObject ) #ifdef __DARWIN__ #include @@ -36,215 +36,68 @@ IMPLEMENT_DYNAMIC_CLASS(wxBitmapHandler, wxObject ) #include "wx/mac/uma.h" -#include "wx/dcmemory.h" - // Implementation Notes -// -------------------- +// -------------------- // -// we are always working with a 32 bit deep pixel buffer -// under QuickDraw its alpha parts are going to be ignored in the GWorld, +// we are always working with a 32 bit deep pixel buffer +// under QuickDraw its alpha parts are going to be ignored in the GWorld, // therefore we have a separate GWorld there for blitting the mask in // under Quartz then content is transformed into a CGImageRef representing the same data // which can be transferred to the GPU by the OS for fast rendering -// we don't dare premultiplied alpha yet +// we don't dare use premultiplied alpha yet #define wxMAC_USE_PREMULTIPLIED_ALPHA 0 -IconFamilyHandle wxMacCreateIconFamily(const wxBitmap& bitmap) -{ - wxBitmap bmp = bitmap ; - // setup the header properly - - IconFamilyHandle iconFamily = (IconFamilyHandle) NewHandle(8) ; - (**iconFamily).resourceType = kIconFamilyType ; - (**iconFamily).resourceSize = sizeof(OSType) + sizeof(Size); - - int w = bmp.GetWidth() ; - int h = bmp.GetHeight() ; - int sz = wxMax( w , h ) ; - - OSType dataType ; - OSType maskType ; - - if ( sz == 64 ) - { - bmp = wxBitmap( bitmap.ConvertToImage().Scale( 128 , 128 ) ) ; - sz = 128 ; - h = w = 128 ; - } - else if ( sz == 24 ) - { - bmp = wxBitmap( bitmap.ConvertToImage().Scale( 48 , 48 ) ) ; - sz = 48 ; - h = w = 48 ; - } - - if ( sz == 128 ) - { - dataType = kThumbnail32BitData ; - maskType = kThumbnail8BitMask ; - } - else if ( sz == 48 ) - { - dataType = kHuge32BitData ; - maskType = kHuge8BitMask ; - } - else if ( sz == 32 ) - { - dataType = kLarge32BitData ; - maskType = kLarge8BitMask ; - } - else if ( sz == 16 ) - { - dataType = kSmall32BitData ; - maskType = kSmall8BitMask ; - } - else - { - return NULL ; - } - - Handle data = NULL ; - Handle maskdata = NULL ; - unsigned char * maskptr = NULL ; - unsigned char * ptr = NULL ; - size_t size ; - size_t masksize ; - - size = sz * sz * 4 ; - data = NewHandle( size) ; - HLock( data ) ; - ptr = (unsigned char*) *data ; - memset( ptr , 0, size ) ; - - masksize = sz * sz ; - maskdata = NewHandle( masksize ) ; - HLock( maskdata ) ; - maskptr = (unsigned char*) *maskdata ; - memset( maskptr , 0 , masksize ) ; - - bool hasAlpha = bmp.HasAlpha() ; - wxMask *mask = bmp.GetMask() ; - unsigned char * source = (unsigned char*) bmp.GetRawAccess() ; - unsigned char * masksource = mask ? (unsigned char*) mask->GetRawAccess() : NULL ; - for ( int y = 0 ; y < h ; ++y ) - { - unsigned char * dest = ptr + y * sz * 4 ; - unsigned char * maskdest = maskptr + y * sz ; - for ( int x = 0 ; x < w ; ++x ) - { - unsigned char a = *source ++ ; - unsigned char r = *source ++ ; - unsigned char g = *source ++ ; - unsigned char b = *source ++ ; - - *dest++ = 0 ; - *dest++ = r ; - *dest++ = g ; - *dest++ = b ; - - if ( mask ) - *maskdest++ = *masksource++ ; - else if ( hasAlpha ) - *maskdest++ = a ; - else - *maskdest++ = 0xFF ; - } - } - - OSStatus err = SetIconFamilyData( iconFamily, dataType , data ) ; - wxASSERT_MSG( err == noErr , wxT("Error when adding bitmap") ) ; - - err = SetIconFamilyData( iconFamily, maskType , maskdata ) ; - wxASSERT_MSG( err == noErr , wxT("Error when adding mask") ) ; - HUnlock( data ) ; - HUnlock( maskdata ) ; - DisposeHandle( data ) ; - DisposeHandle( maskdata ) ; - return iconFamily ; -} - -IconRef wxMacCreateIconRef(const wxBitmap& bmp) -{ - IconFamilyHandle iconFamily = wxMacCreateIconFamily( bmp ) ; - if ( iconFamily == NULL ) - return NULL ; - - IconRef iconRef ; - static int iconCounter = 2 ; - - OSStatus err = RegisterIconRefFromIconFamily( 'WXNG' , (OSType) iconCounter, iconFamily, &iconRef ) ; - UInt16 owners ; - err = GetIconRefOwners(iconRef , &owners ) ; - - wxASSERT_MSG( err == noErr , wxT("Error when adding bitmap") ) ; - // we have to retain a reference, as Unregister will decrement it - AcquireIconRef( iconRef ) ; - UnregisterIconRef( 'WXNG' , (OSType) iconCounter ) ; - DisposeHandle( (Handle) iconFamily ) ; - ++iconCounter ; - - return iconRef ; -} - -PicHandle wxMacCreatePicHandle( const wxBitmap &bmp ) -{ - CGrafPtr origPort = NULL ; - GDHandle origDev = NULL ; - PicHandle pict = NULL ; - GWorldPtr wp = NULL ; - GWorldPtr mask = NULL ; - - GetGWorld( &origPort , &origDev ) ; - - wp = (GWorldPtr) bmp.GetHBITMAP( (WXHBITMAP*) &mask ) ; - - SetGWorld( wp , NULL ) ; - Rect portRect ; - GetPortBounds( wp , &portRect ) ; - pict = OpenPicture(&portRect); - - if(pict) - { - RGBColor white = { 0xffff ,0xffff , 0xffff } ; - RGBColor black = { 0x0000 ,0x0000 , 0x0000 } ; - RGBForeColor( &black ) ; - RGBBackColor( &white ) ; - - LockPixels( GetGWorldPixMap( wp ) ) ; - CopyBits(GetPortBitMapForCopyBits(wp), - GetPortBitMapForCopyBits(wp), - &portRect, - &portRect, - srcCopy,NULL); - UnlockPixels( GetGWorldPixMap( wp ) ) ; - ClosePicture(); - } - SetGWorld( origPort , origDev ) ; - - return pict; -} +#if wxUSE_BMPBUTTON void wxMacCreateBitmapButton( ControlButtonContentInfo*info , const wxBitmap& bitmap , int forceType ) { memset( info , 0 , sizeof(ControlButtonContentInfo) ) ; if ( bitmap.Ok() ) { - wxBitmapRefData * bmap = (wxBitmapRefData*) ( bitmap.GetRefData()) ; + wxBitmapRefData * bmap = bitmap.GetBitmapData() ; if ( bmap == NULL ) return ; - info->contentType = kControlContentIconRef ; - info->u.iconRef = wxMacCreateIconRef( bitmap ) ; - wxASSERT_MSG( info->u.iconRef , wxT("Converting to IconRef not possible") ) ; -#if wxMAC_USE_CORE_GRAPHICS - /* - // only on 10.4 more controls will accept a CGImage - + + 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 + } } } @@ -252,9 +105,17 @@ void wxMacReleaseBitmapButton( ControlButtonContentInfo*info ) { if ( info->contentType == kControlContentIconRef ) { - ReleaseIconRef(info->u.iconRef) ; + ReleaseIconRef( info->u.iconRef ) ; + } + else if ( info->contentType == kControlNoContent ) + { + // there's no bitmap at all, fall through silently + } + else if ( info->contentType == kControlContentPictHandle ) + { + // owned by the bitmap, no release here } -#if wxMAC_USE_CORE_GRAPHICS && MAC_OS_X_VERSION_MAX_ALLOWED > MAC_OS_X_VERSION_10_2 +#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 ) ; @@ -266,6 +127,8 @@ void wxMacReleaseBitmapButton( ControlButtonContentInfo*info ) } } +#endif //wxUSE_BMPBUTTON + #define M_BITMAPDATA ((wxBitmapRefData *)m_refData) void wxBitmapRefData::Init() @@ -275,77 +138,113 @@ void wxBitmapRefData::Init() m_depth = 0 ; m_ok = false ; m_bitmapMask = NULL ; -#if wxMAC_USE_CORE_GRAPHICS + +#ifdef __WXMAC_OSX__ m_cgImageRef = NULL ; #endif + + m_iconRef = NULL ; + m_pictHandle = NULL ; m_hBitmap = NULL ; m_hMaskBitmap = NULL; - m_maskBytesPerRow = NULL ; + m_maskBytesPerRow = 0 ; m_rawAccessCount = 0 ; m_hasAlpha = false; } +wxBitmapRefData::wxBitmapRefData(const wxBitmapRefData &tocopy) +{ + Init(); + Create(tocopy.m_width, tocopy.m_height, tocopy.m_depth); + + if (tocopy.m_bitmapMask) + m_bitmapMask = new wxMask(*tocopy.m_bitmapMask); + + 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; iGetRawAccess() : NULL ; + + for ( int y = 0 ; y < h ; ++y ) + { + unsigned char * dest = ptr + y * sz * 4 ; + unsigned char * maskdest = maskptr + y * sz ; + unsigned char a, r, g, b; + + for ( int x = 0 ; x < w ; ++x ) + { + a = *source ++ ; + r = *source ++ ; + g = *source ++ ; + b = *source ++ ; + + *dest++ = 0 ; + *dest++ = r ; + *dest++ = g ; + *dest++ = b ; + + if ( mask ) + { + *maskdest++ = 0xFF - *masksource++ ; + 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 + { + 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 m_iconRef ; +} + +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 ) + { + 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 ) ; + } + + 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 ; +} + +#ifdef __WXMAC_OSX__ void wxMacMemoryBufferReleaseProc(void *info, const void *data, size_t size) { wxMemoryBuffer* membuf = (wxMemoryBuffer*) info ; + wxASSERT( data == membuf->GetData() ) ; + delete membuf ; } @@ -406,57 +551,84 @@ CGImageRef wxBitmapRefData::CGImageCreate() const 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() ; - alphaInfo = kCGImageAlphaFirst ; for ( int y = 0 ; y < h ; ++y , sourcemaskstart += maskrowbytes) { unsigned char *sourcemask = sourcemaskstart ; - for( int x = 0 ; x < w ; ++x , sourcemask++ , destalpha += 4 ) + for ( int x = 0 ; x < w ; ++x , sourcemask += 4 , destalpha += 4 ) { - *destalpha = *sourcemask ; + *destalpha = 0xFF - *sourcemask ; } } } - else if ( m_hasAlpha ) + else { + if ( m_hasAlpha ) + { #if wxMAC_USE_PREMULTIPLIED_ALPHA - alphaInfo = kCGImageAlphaPremultipliedFirst ; + alphaInfo = kCGImageAlphaPremultipliedFirst ; #else - alphaInfo = kCGImageAlphaFirst ; + alphaInfo = kCGImageAlphaFirst ; #endif + } + 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 { - membuf = new wxMemoryBuffer( m_memBuf ) ; + 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 ); } - 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); + CGDataProviderRelease( dataProvider); } else { image = m_cgImageRef ; CGImageRetain( image ) ; } + if ( m_rawAccessCount == 0 && m_cgImageRef == NULL) { // we keep it for later use m_cgImageRef = image ; CGImageRetain( image ) ; - } + } + return image ; } #endif @@ -468,39 +640,48 @@ GWorldPtr wxBitmapRefData::GetHBITMAP(GWorldPtr* mask) const { *mask = NULL ; if ( m_bitmapMask ) - *mask = (GWorldPtr) m_bitmapMask->GetHBITMAP() ; + { + *mask = (GWorldPtr) m_bitmapMask->GetHBITMAP() ; + } else if ( m_hasAlpha ) { #if !wxMAC_USE_CORE_GRAPHICS if ( m_rawAccessCount > 0 ) UpdateAlphaMask() ; #else - // this structure is not kept in synch when using CG, so if someone - // is really accessing the Graphports, we have to sync it + // 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 ; } } + return m_hBitmap ; } -void wxBitmapRefData::UpdateAlphaMask() const +void wxBitmapRefData::UpdateAlphaMask() const { if ( m_hasAlpha ) { unsigned char *sourcemask = (unsigned char *) GetRawAccess() ; unsigned char *destalphabase = (unsigned char *) m_maskMemBuf.GetData() ; - + int h = GetHeight() ; int w = GetWidth() ; - + for ( int y = 0 ; y < h ; ++y , destalphabase += m_maskBytesPerRow ) { unsigned char* destalpha = destalphabase ; - for( int x = 0 ; x < w ; ++x , sourcemask += 4, ++destalpha ) + + for ( int x = 0 ; x < w ; ++x , sourcemask += 4 ) { - *destalpha = *sourcemask ; + // we must have 24 bit depth for non quartz smooth alpha + *destalpha++ = 255 ; + *destalpha++ = 255 - *sourcemask ; + *destalpha++ = 255 - *sourcemask ; + *destalpha++ = 255 - *sourcemask ; } } } @@ -510,24 +691,39 @@ void wxBitmapRefData::Free() { wxASSERT_MSG( m_rawAccessCount == 0 , wxT("Bitmap still selected when destroyed") ) ; -#if wxMAC_USE_CORE_GRAPHICS +#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; @@ -542,82 +738,99 @@ wxBitmapRefData::~wxBitmapRefData() bool wxBitmap::CopyFromIcon(const wxIcon& icon) { + bool created = false ; int w = icon.GetWidth() ; int h = icon.GetHeight() ; + Create( icon.GetWidth() , icon.GetHeight() ) ; if ( w == h && ( w == 16 || w == 32 || w == 48 || w == 128 ) ) { IconFamilyHandle iconFamily = NULL ; - Handle imagehandle = NewHandle(0) ; - Handle maskhandle = NewHandle(0) ; - + Handle imagehandle = NewHandle( 0 ) ; + Handle maskhandle = NewHandle( 0 ) ; + OSType maskType = 0; OSType dataType = 0; - IconSelectorValue selector = 0 ; - if ( w == 128 ) - { - dataType = kThumbnail32BitData ; - maskType = kThumbnail8BitMask ; - selector = kSelectorAllAvailableData ; - } - else if ( w == 48 ) - { - dataType = kHuge32BitData ; - maskType = kHuge8BitMask ; - selector = kSelectorHuge32Bit | kSelectorHuge8BitMask ; - } - else if ( w == 32 ) - { - dataType = kLarge32BitData ; - maskType = kLarge8BitMask ; - selector = kSelectorLarge32Bit | kSelectorLarge8BitMask ; - } - else if ( w == 16 ) - { - dataType = kSmall32BitData ; - maskType = kSmall8BitMask ; - selector = kSelectorSmall32Bit | kSelectorSmall8BitMask ; - } - else + IconSelectorValue selector = 0 ; + + switch (w) { - wxFAIL_MSG(wxT("Illegal icon size for conversion") ) ; + case 128: + dataType = kThumbnail32BitData ; + maskType = kThumbnail8BitMask ; + selector = kSelectorAllAvailableData ; + break; + + case 48: + dataType = kHuge32BitData ; + maskType = kHuge8BitMask ; + selector = kSelectorHuge32Bit | kSelectorHuge8BitMask ; + break; + + case 32: + dataType = kLarge32BitData ; + maskType = kLarge8BitMask ; + selector = kSelectorLarge32Bit | kSelectorLarge8BitMask ; + break; + + case 16: + dataType = kSmall32BitData ; + maskType = kSmall8BitMask ; + selector = kSelectorSmall32Bit | kSelectorSmall8BitMask ; + break; + + default: + break; } + OSStatus err = IconRefToIconFamily( MAC_WXHICON(icon.GetHICON()) , selector , &iconFamily ) ; - OSStatus err = ( IconRefToIconFamily( MAC_WXHICON(icon.GetHICON()) , selector , &iconFamily ) ) ; - - err =( GetIconFamilyData( iconFamily , dataType , imagehandle ) ) ; - err =( GetIconFamilyData( iconFamily , maskType , maskhandle ) ) ; - wxASSERT( GetHandleSize( imagehandle ) == w * 4 * h ) ; - wxASSERT( GetHandleSize( maskhandle ) == w * h ) ; - UseAlpha() ; - unsigned char *source = (unsigned char *) *imagehandle ; - unsigned char *sourcemask = (unsigned char *) *maskhandle ; - - unsigned char* destination = (unsigned char*) BeginRawAccess() ; - for ( int y = 0 ; y < h ; ++y ) + err = GetIconFamilyData( iconFamily , dataType , imagehandle ) ; + err = GetIconFamilyData( iconFamily , maskType , maskhandle ) ; + size_t imagehandlesize = GetHandleSize( imagehandle ) ; + size_t maskhandlesize = GetHandleSize( maskhandle ) ; + + if ( imagehandlesize != 0 && maskhandlesize != 0 ) { - for ( int x = 0 ; x < w ; ++x ) + wxASSERT( GetHandleSize( imagehandle ) == w * 4 * h ) ; + wxASSERT( GetHandleSize( maskhandle ) == w * h ) ; + + UseAlpha() ; + + unsigned char *source = (unsigned char *) *imagehandle ; + unsigned char *sourcemask = (unsigned char *) *maskhandle ; + unsigned char* destination = (unsigned char*) BeginRawAccess() ; + + for ( int y = 0 ; y < h ; ++y ) { - *destination++ = *sourcemask++ ; - source++ ; - *destination++ = *source++ ; - *destination++ = *source++ ; - *destination++ = *source++ ; + for ( int x = 0 ; x < w ; ++x ) + { + *destination++ = *sourcemask++ ; + source++ ; + *destination++ = *source++ ; + *destination++ = *source++ ; + *destination++ = *source++ ; + } } + + EndRawAccess() ; + DisposeHandle( imagehandle ) ; + DisposeHandle( maskhandle ) ; + created = true ; } - EndRawAccess() ; - DisposeHandle( imagehandle ) ; - DisposeHandle( maskhandle ) ; + + DisposeHandle( (Handle) iconFamily ) ; } - else - { + + if ( !created ) + { wxMemoryDC dc ; dc.SelectObject( *this ) ; dc.DrawIcon( icon , 0 , 0 ) ; dc.SelectObject( wxNullBitmap ) ; } + return true; } @@ -636,18 +849,22 @@ wxBitmap::wxBitmap(const char bits[], int the_width, int the_height, int no_bits if ( no_bits == 1 ) { int linesize = ( the_width / (sizeof(unsigned char) * 8)) ; - if ( the_width % (sizeof(unsigned char) * 8) ) { + if ( the_width % (sizeof(unsigned char) * 8) ) linesize += sizeof(unsigned char); - } + unsigned char* linestart = (unsigned char*) bits ; unsigned char* destination = (unsigned char*) BeginRawAccess() ; + for ( int y = 0 ; y < the_height ; ++y , linestart += linesize ) { + int index, bit, mask; + for ( int x = 0 ; x < the_width ; ++x ) { - int index = x / 8 ; - int bit = x % 8 ; - int mask = 1 << bit ; + index = x / 8 ; + bit = x % 8 ; + mask = 1 << bit ; + if ( linestart[index] & mask ) { *destination++ = 0xFF ; @@ -664,6 +881,7 @@ wxBitmap::wxBitmap(const char bits[], int the_width, int the_height, int no_bits } } } + EndRawAccess() ; } else @@ -677,7 +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); } @@ -687,48 +905,42 @@ wxBitmap::wxBitmap(const wxString& filename, wxBitmapType type) LoadFile(filename, type); } -wxBitmap::wxBitmap(const char **bits) +wxObjectRefData* wxBitmap::CreateRefData() const { - (void) CreateFromXpm(bits); + return new wxBitmapRefData; } -wxBitmap::wxBitmap(char **bits) +wxObjectRefData* wxBitmap::CloneRefData(const wxObjectRefData* data) const { - (void) CreateFromXpm((const char **)bits); + return new wxBitmapRefData(*wx_static_cast(const wxBitmapRefData *, data)); } -void* wxBitmap::GetRawAccess() const +void * wxBitmap::GetRawAccess() const { wxCHECK_MSG( Ok() , NULL , wxT("invalid bitmap") ) ; + return M_BITMAPDATA->GetRawAccess() ; } -void* wxBitmap::BeginRawAccess() +void * wxBitmap::BeginRawAccess() { wxCHECK_MSG( Ok() , NULL , wxT("invalid bitmap") ) ; + return M_BITMAPDATA->BeginRawAccess() ; } void wxBitmap::EndRawAccess() { wxCHECK_RET( Ok() , wxT("invalid bitmap") ) ; - M_BITMAPDATA->EndRawAccess() ; -} -bool wxBitmap::CreateFromXpm(const char **bits) -{ - 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; + M_BITMAPDATA->EndRawAccess() ; } -#if wxMAC_USE_CORE_GRAPHICS +#ifdef __WXMAC_OSX__ WXCGIMAGEREF wxBitmap::CGImageCreate() const { wxCHECK_MSG( Ok(), NULL , wxT("invalid bitmap") ) ; + return M_BITMAPDATA->CGImageCreate() ; } #endif @@ -741,45 +953,52 @@ wxBitmap wxBitmap::GetSubBitmap(const wxRect &rect) const (rect.y+rect.height <= GetHeight()), wxNullBitmap, wxT("invalid bitmap or bitmap region") ); - wxBitmap ret( rect.width, rect.height, GetDepth() ); wxASSERT_MSG( ret.Ok(), wxT("GetSubBitmap error") ); - int sourcewidth = GetWidth() ; int destwidth = rect.width ; int destheight = rect.height ; + { - unsigned char * sourcedata = (unsigned char*) GetRawAccess() ; - unsigned char * destdata = (unsigned char*) ret.BeginRawAccess() ; + unsigned char *sourcedata = (unsigned char*) GetRawAccess() ; + unsigned char *destdata = (unsigned char*) ret.BeginRawAccess() ; + wxASSERT( (sourcedata != NULL) && (destdata != NULL) ) ; + int sourcelinesize = sourcewidth * 4 ; int destlinesize = destwidth * 4 ; unsigned char *source = sourcedata + rect.x * 4 + rect.y * sourcelinesize ; unsigned char *dest = destdata ; - for(int yy = 0; yy < destheight; ++yy, source += sourcelinesize , dest += destlinesize) + + for (int yy = 0; yy < destheight; ++yy, source += sourcelinesize , dest += destlinesize) { memcpy( dest , source , destlinesize ) ; } } + ret.EndRawAccess() ; - + if ( M_BITMAPDATA->m_bitmapMask ) { wxMemoryBuffer maskbuf ; - int rowBytes = ( destwidth + 3 ) & 0xFFFFFFC ; + int rowBytes = ( destwidth * 4 + 3 ) & 0xFFFFFFC ; size_t maskbufsize = rowBytes * destheight ; - unsigned char * destdata = (unsigned char * ) maskbuf.GetWriteBuf( maskbufsize ) ; - int sourcelinesize = M_BITMAPDATA->m_bitmapMask->GetBytesPerRow() ; + int sourcelinesize = M_BITMAPDATA->m_bitmapMask->GetBytesPerRow() ; int destlinesize = rowBytes ; + unsigned char *source = (unsigned char *) M_BITMAPDATA->m_bitmapMask->GetRawAccess() ; - source += rect.x + rect.y * sourcelinesize ; + unsigned char *destdata = (unsigned char * ) maskbuf.GetWriteBuf( maskbufsize ) ; + wxASSERT( (source != NULL) && (destdata != NULL) ) ; + + source += rect.x * 4 + rect.y * sourcelinesize ; unsigned char *dest = destdata ; - for(int yy = 0; yy < destheight; ++yy, source += sourcelinesize , dest += destlinesize) + for (int yy = 0; yy < destheight; ++yy, source += sourcelinesize , dest += destlinesize) { memcpy( dest , source , destlinesize ) ; } + maskbuf.UngetWriteBuf( maskbufsize ) ; ret.SetMask( new wxMask( maskbuf , destwidth , destheight , rowBytes ) ) ; } @@ -815,17 +1034,23 @@ 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(); @@ -833,29 +1058,32 @@ bool wxBitmap::Create(void *data, wxBitmapType type, int width, int height, int wxBitmapHandler *handler = FindHandler(type); - if ( handler == NULL ) { + if ( handler == NULL ) + { wxLogWarning(wxT("no bitmap handler for type %d defined."), type); - return FALSE; + return false; } return handler->Create(this, data, type, width, height, depth); } +#if wxUSE_IMAGE + wxBitmap::wxBitmap(const wxImage& image, int depth) { - wxCHECK_RET( image.Ok(), wxT("invalid image") ) + wxCHECK_RET( image.Ok(), wxT("invalid image") ); // width and height of the device-dependent bitmap int width = image.GetWidth(); int height = image.GetHeight(); - m_refData = new wxBitmapRefData( width , height , depth ) ;; + m_refData = new wxBitmapRefData( width , height , depth ) ; // Create picture bool hasAlpha = false ; - + if ( image.HasMask() ) { // takes precedence, don't mix with alpha info @@ -864,14 +1092,14 @@ wxBitmap::wxBitmap(const wxImage& image, int depth) { hasAlpha = image.HasAlpha() ; } - + if ( hasAlpha ) UseAlpha() ; - - unsigned char* destination = (unsigned char*) BeginRawAccess() ; + unsigned char* destination = (unsigned char*) BeginRawAccess() ; register unsigned char* data = image.GetData(); const unsigned char *alpha = hasAlpha ? image.GetAlpha() : NULL ; + for (int y = 0; y < height; y++) { for (int x = 0; x < width; x++) @@ -880,10 +1108,11 @@ wxBitmap::wxBitmap(const wxImage& image, int depth) { const unsigned char a = *alpha++; *destination++ = a ; + #if wxMAC_USE_PREMULTIPLIED_ALPHA - *destination++ = ((*data++) * a + 127 ) / 255 ; - *destination++ = ((*data++) * a + 127 ) / 255 ; - *destination++ = ((*data++) * a + 127 ) / 255 ; + *destination++ = ((*data++) * a + 127) / 255 ; + *destination++ = ((*data++) * a + 127) / 255 ; + *destination++ = ((*data++) * a + 127) / 255 ; #else *destination++ = *data++ ; *destination++ = *data++ ; @@ -899,11 +1128,10 @@ wxBitmap::wxBitmap(const wxImage& image, int depth) } } } + EndRawAccess() ; if ( image.HasMask() ) - { SetMask( new wxMask( *this , wxColour( image.GetMaskRed() , image.GetMaskGreen() , image.GetMaskBlue() ) ) ) ; - } } wxImage wxBitmap::ConvertToImage() const @@ -924,17 +1152,18 @@ wxImage wxBitmap::ConvertToImage() const 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 ) @@ -942,38 +1171,51 @@ wxImage wxBitmap::ConvertToImage() const image.SetAlpha() ; alpha = image.GetAlpha() ; } + int index = 0; - + // The following masking algorithm is the same as well in msw/gtk: // the colour used as transparent one in wxImage and the one it is - // replaced with when it really occurs in the bitmap + // replaced with when it actually occurs in the bitmap static const int MASK_RED = 1; static const int MASK_GREEN = 2; static const int MASK_BLUE = 3; static const int MASK_BLUE_REPLACEMENT = 2; - for (int yy = 0; yy < height; yy++) + for (int yy = 0; yy < height; yy++ , mask += maskBytesPerRow ) { + unsigned char * maskp = mask ; + unsigned char a, r, g, b; + long color; + for (int xx = 0; xx < width; xx++) { - long color = *((long*) source) ; - unsigned char a = ((color&0xFF000000) >> 24) ; - unsigned char r = ((color&0x00FF0000) >> 16) ; - unsigned char g = ((color&0x0000FF00) >> 8) ; - unsigned char b = (color&0x000000FF); + color = *((long*) source) ; +#ifdef WORDS_BIGENDIAN + a = ((color&0xFF000000) >> 24) ; + r = ((color&0x00FF0000) >> 16) ; + g = ((color&0x0000FF00) >> 8) ; + b = (color&0x000000FF); +#else + b = ((color&0xFF000000) >> 24) ; + g = ((color&0x00FF0000) >> 16) ; + r = ((color&0x0000FF00) >> 8) ; + a = (color&0x000000FF); +#endif if ( hasMask ) { - if ( *mask++ == 0 ) + if ( *maskp++ == 0xFF ) { - if ( r == MASK_RED && g == MASK_GREEN && b == MASK_BLUE ) - b = MASK_BLUE_REPLACEMENT ; - else - { - r = MASK_RED ; - g = MASK_GREEN ; - b = MASK_BLUE ; - } + 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 ; @@ -981,37 +1223,44 @@ wxImage wxBitmap::ConvertToImage() const data[index ] = r ; data[index + 1] = g ; data[index + 2] = b ; + index += 3; source += 4 ; } } + if ( hasMask ) image.SetMaskColour( MASK_RED, MASK_GREEN, MASK_BLUE ); + return image; } +#endif //wxUSE_IMAGE -bool wxBitmap::SaveFile(const wxString& filename, wxBitmapType type, - const wxPalette *palette) const +bool wxBitmap::SaveFile( const wxString& filename, + wxBitmapType type, const wxPalette *palette ) const { + bool success = false; wxBitmapHandler *handler = FindHandler(type); if ( handler ) { - return handler->SaveFile(this, filename, type, palette); + success = handler->SaveFile(this, filename, type, palette); } else { +#if wxUSE_IMAGE wxImage image = ConvertToImage(); - - return image.SaveFile(filename, type); + success = image.SaveFile(filename, type); +#else + wxLogWarning(wxT("no bitmap handler for type %d defined."), type); +#endif } - wxLogWarning(wxT("no bitmap handler for type %d defined."), type); - return false; + return success; } -bool wxBitmap::Ok() const +bool wxBitmap::IsOk() const { return (M_BITMAPDATA && M_BITMAPDATA->Ok()); } @@ -1038,12 +1287,14 @@ int wxBitmap::GetDepth() const } #if WXWIN_COMPATIBILITY_2_4 - int wxBitmap::GetQuality() const { return 0; } +void wxBitmap::SetQuality(int WXUNUSED(quality)) +{ +} #endif wxMask *wxBitmap::GetMask() const @@ -1062,41 +1313,25 @@ bool wxBitmap::HasAlpha() const void wxBitmap::SetWidth(int w) { - if (!M_BITMAPDATA) - m_refData = new wxBitmapRefData; - + AllocExclusive(); M_BITMAPDATA->SetWidth(w); } void wxBitmap::SetHeight(int h) { - if (!M_BITMAPDATA) - m_refData = new wxBitmapRefData; - + AllocExclusive(); M_BITMAPDATA->SetHeight(h); } void wxBitmap::SetDepth(int d) { - if (!M_BITMAPDATA) - m_refData = new wxBitmapRefData; - + AllocExclusive(); M_BITMAPDATA->SetDepth(d); } -#if WXWIN_COMPATIBILITY_2_4 - -void wxBitmap::SetQuality(int WXUNUSED(quality)) -{ -} - -#endif - void wxBitmap::SetOk(bool isOk) { - if (!M_BITMAPDATA) - m_refData = new wxBitmapRefData; - + AllocExclusive(); M_BITMAPDATA->SetOk(isOk); } @@ -1110,18 +1345,14 @@ wxPalette *wxBitmap::GetPalette() const void wxBitmap::SetPalette(const wxPalette& palette) { - if (!M_BITMAPDATA) - m_refData = new wxBitmapRefData; - + AllocExclusive(); M_BITMAPDATA->m_bitmapPalette = palette ; } #endif // wxUSE_PALETTE void wxBitmap::SetMask(wxMask *mask) { - if (!M_BITMAPDATA) - m_refData = new wxBitmapRefData; - + AllocExclusive(); // Remove existing mask if there is one. delete M_BITMAPDATA->m_bitmapMask; @@ -1142,38 +1373,61 @@ wxMask::wxMask() Init() ; } +wxMask::wxMask(const wxMask &tocopy) +{ + Init(); + + m_bytesPerRow = tocopy.m_bytesPerRow; + m_width = tocopy.m_width; + m_height = tocopy.m_height; + + size_t size = m_bytesPerRow * m_height; + unsigned char* dest = (unsigned char*)m_memBuf.GetWriteBuf( size ); + unsigned char* source = (unsigned char*)tocopy.m_memBuf.GetData(); + for (size_t i=0; i 0x10 ) - *destdata++ = 0x00 ; - else + { + *destdata++ = 0xFF ; *destdata++ = 0xFF ; + *destdata++ = 0xFF ; + *destdata++ = 0xFF ; + } + else + { + *destdata++ = 0x00 ; + *destdata++ = 0x00 ; + *destdata++ = 0x00 ; + *destdata++ = 0x00 ; + } } } + m_memBuf.UngetWriteBuf( size ) ; RealizeNative() ; - return TRUE; + + return true; } // Create a mask from a bitmap and a colour indicating @@ -1244,30 +1530,48 @@ bool wxMask::Create(const wxBitmap& bitmap, const wxColour& colour) { m_width = bitmap.GetWidth() ; m_height = bitmap.GetHeight() ; - m_bytesPerRow = ( m_width + 3 ) & 0xFFFFFFC ; - size_t size = m_bytesPerRow * m_height ; + m_bytesPerRow = ( 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) { - unsigned char *destdata= destdatabase ; - for( int x = 0 ; x < m_width ; ++x ) + unsigned char *destdata = destdatabase ; + unsigned char r, g, b; + + for ( int x = 0 ; x < m_width ; ++x ) { srcdata++ ; - unsigned char r = *srcdata++ ; - unsigned char g = *srcdata++ ; - unsigned char b = *srcdata++ ; - if ( colour == wxColour( r , g , b) ) - *destdata++ = 0x00 ; - else + r = *srcdata++ ; + g = *srcdata++ ; + b = *srcdata++ ; + + if ( colour == wxColour( r , g , b ) ) + { *destdata++ = 0xFF ; + *destdata++ = 0xFF ; + *destdata++ = 0xFF ; + *destdata++ = 0xFF ; + } + else + { + *destdata++ = 0x00 ; + *destdata++ = 0x00 ; + *destdata++ = 0x00 ; + *destdata++ = 0x00 ; + } } } + m_memBuf.UngetWriteBuf( size ) ; RealizeNative() ; - return TRUE; + + return true; } WXHBITMAP wxMask::GetHBITMAP() const @@ -1279,25 +1583,7 @@ WXHBITMAP wxMask::GetHBITMAP() const // wxBitmapHandler // ---------------------------------------------------------------------------- -wxBitmapHandler::~wxBitmapHandler() -{ -} - -bool wxBitmapHandler::Create(wxBitmap *bitmap, void *data, long type, int width, int height, int depth) -{ - return FALSE; -} - -bool wxBitmapHandler::LoadFile(wxBitmap *bitmap, const wxString& name, long flags, - int desiredWidth, int desiredHeight) -{ - return FALSE; -} - -bool wxBitmapHandler::SaveFile(const wxBitmap *bitmap, const wxString& name, int type, const wxPalette *palette) -{ - return FALSE; -} +IMPLEMENT_ABSTRACT_CLASS(wxBitmapHandler, wxBitmapHandlerBase) // ---------------------------------------------------------------------------- // Standard Handlers @@ -1306,6 +1592,7 @@ bool wxBitmapHandler::SaveFile(const wxBitmap *bitmap, const wxString& name, int class WXDLLEXPORT wxPICTResourceHandler: public wxBitmapHandler { DECLARE_DYNAMIC_CLASS(wxPICTResourceHandler) + public: inline wxPICTResourceHandler() { @@ -1317,10 +1604,11 @@ public: virtual bool LoadFile(wxBitmap *bitmap, const wxString& name, long flags, int desiredWidth, int desiredHeight); }; + IMPLEMENT_DYNAMIC_CLASS(wxPICTResourceHandler, wxBitmapHandler) -bool wxPICTResourceHandler::LoadFile(wxBitmap *bitmap, const wxString& name, long flags, +bool wxPICTResourceHandler::LoadFile(wxBitmap *bitmap, const wxString& name, long flags, int desiredWidth, int desiredHeight) { #if wxUSE_METAFILE @@ -1331,23 +1619,25 @@ bool wxPICTResourceHandler::LoadFile(wxBitmap *bitmap, const wxString& name, lo if ( thePict ) { wxMetafile mf ; - mf.SetHMETAFILE((WXHMETAFILE) thePict ) ; + + mf.SetHMETAFILE( (WXHMETAFILE) thePict ) ; bitmap->Create( mf.GetWidth() , mf.GetHeight() ) ; wxMemoryDC dc ; dc.SelectObject( *bitmap ) ; mf.Play( &dc ) ; dc.SelectObject( wxNullBitmap ) ; - return TRUE ; + + return true ; } -#endif //wxUSE_METAFILE - return FALSE ; -} +#endif + return false ; +} void wxBitmap::InitStandardHandlers() { - AddHandler(new wxPICTResourceHandler) ; - AddHandler(new wxICONResourceHandler) ; + AddHandler( new wxPICTResourceHandler ) ; + AddHandler( new wxICONResourceHandler ) ; } // ---------------------------------------------------------------------------- @@ -1357,68 +1647,24 @@ void wxBitmap::InitStandardHandlers() 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 GetRawAccess() ; + + return BeginRawAccess() ; } void wxBitmap::UngetRawData(wxPixelDataBase& dataBase) { - if ( !Ok() ) - return; - - // TODO : if we have some information about the API we should check - // this code looks strange... - - if ( M_BITMAPDATA->HasAlpha() ) - { - wxAlphaPixelData& data = (wxAlphaPixelData&)dataBase; - - int w = data.GetWidth(), - h = data.GetHeight(); - - wxBitmap bmpMask(GetWidth(), GetHeight(), 32); - wxAlphaPixelData dataMask(bmpMask, data.GetOrigin(), wxSize(w, h)); - wxAlphaPixelData::Iterator pMask(dataMask), - p(data); - for ( int y = 0; y < h; y++ ) - { - wxAlphaPixelData::Iterator rowStartMask = pMask, - rowStart = p; - - for ( int x = 0; x < w; x++ ) - { - const wxAlphaPixelData::Iterator::ChannelType - alpha = p.Alpha(); - - pMask.Red() = alpha; - pMask.Green() = alpha; - pMask.Blue() = alpha; - - ++p; - ++pMask; - } - - p = rowStart; - p.OffsetY(data, 1); - - pMask = rowStartMask; - pMask.OffsetY(dataMask, 1); - } - - SetMask(new wxMask(bmpMask)); - } + EndRawAccess() ; } void wxBitmap::UseAlpha() { - // remember that we are using alpha channel, we'll need to create a proper - // mask in UngetRawData() + // remember that we are using alpha channel: + // we'll need to create a proper mask in UngetRawData() M_BITMAPDATA->UseAlpha( true ); }