X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/c7639882c1a0314b595a060d57073d0bf87cd358..b404a8f3b072129c107c6d9a5e0f6f53cd34807b:/src/msw/bitmap.cpp diff --git a/src/msw/bitmap.cpp b/src/msw/bitmap.cpp index 38a27a4092..10756fee7c 100644 --- a/src/msw/bitmap.cpp +++ b/src/msw/bitmap.cpp @@ -56,7 +56,7 @@ #endif // no CLR_INVALID // ---------------------------------------------------------------------------- -// Bitmap data +// wxBitmapRefData // ---------------------------------------------------------------------------- class WXDLLEXPORT wxBitmapRefData : public wxGDIImageRefData @@ -92,12 +92,12 @@ public: // MSW-specific // ------------ -#ifdef __WXDEBUG__ +#if wxDEBUG_LEVEL // this field is solely for error checking: we detect selecting a bitmap // into more than one DC at once or deleting a bitmap still selected into a // DC (both are serious programming errors under Windows) wxDC *m_selectedInto; -#endif // __WXDEBUG__ +#endif // wxDEBUG_LEVEL #if wxUSE_WXDIB // when GetRawData() is called for a DDB we need to convert it to a DIB @@ -185,7 +185,7 @@ IMPLEMENT_DYNAMIC_CLASS(wxBitmapHandler, wxObject) wxBitmapRefData::wxBitmapRefData() { -#ifdef __WXDEBUG__ +#if wxDEBUG_LEVEL m_selectedInto = NULL; #endif m_bitmapMask = NULL; @@ -202,7 +202,7 @@ wxBitmapRefData::wxBitmapRefData() wxBitmapRefData::wxBitmapRefData(const wxBitmapRefData& data) : wxGDIImageRefData(data) { -#ifdef __WXDEBUG__ +#if wxDEBUG_LEVEL m_selectedInto = NULL; #endif @@ -215,7 +215,7 @@ wxBitmapRefData::wxBitmapRefData(const wxBitmapRefData& data) // CloneGDIRefData() wxASSERT_MSG( !data.m_isDIB, - _T("can't copy bitmap locked for raw access!") ); + wxT("can't copy bitmap locked for raw access!") ); m_isDIB = false; m_hasAlpha = data.m_hasAlpha; @@ -227,7 +227,7 @@ void wxBitmapRefData::Free() wxT("deleting bitmap still selected into wxMemoryDC") ); #if wxUSE_WXDIB - wxASSERT_MSG( !m_dib, _T("forgot to call wxBitmap::UngetRawData()!") ); + wxASSERT_MSG( !m_dib, wxT("forgot to call wxBitmap::UngetRawData()!") ); #endif if ( m_hBitmap) @@ -238,8 +238,7 @@ void wxBitmapRefData::Free() } } - delete m_bitmapMask; - m_bitmapMask = NULL; + wxDELETE(m_bitmapMask); } // ---------------------------------------------------------------------------- @@ -254,7 +253,7 @@ wxGDIImageRefData *wxBitmap::CreateData() const wxGDIRefData *wxBitmap::CloneGDIRefData(const wxGDIRefData *dataOrig) const { const wxBitmapRefData * - data = wx_static_cast(const wxBitmapRefData *, dataOrig); + data = static_cast(dataOrig); if ( !data ) return NULL; @@ -262,7 +261,7 @@ wxGDIRefData *wxBitmap::CloneGDIRefData(const wxGDIRefData *dataOrig) const // wxBitmapRefData using its copy ctor but instead it modifies this // bitmap itself and then returns its m_refData -- which works, of // course (except in !wxUSE_WXDIB), but is completely illogical - wxBitmap *self = wx_const_cast(wxBitmap *, this); + wxBitmap *self = const_cast(this); wxBitmapRefData *selfdata; #if wxUSE_WXDIB @@ -272,7 +271,7 @@ wxGDIRefData *wxBitmap::CloneGDIRefData(const wxGDIRefData *dataOrig) const wxDIB dib((HBITMAP)(data->m_hBitmap)); self->CopyFromDIB(dib); - selfdata = wx_static_cast(wxBitmapRefData *, m_refData); + selfdata = static_cast(m_refData); selfdata->m_hasAlpha = data->m_hasAlpha; } else @@ -323,7 +322,7 @@ bool wxBitmap::CopyFromIconOrCursor(const wxGDIImage& icon, switch ( transp ) { default: - wxFAIL_MSG( _T("unknown wxBitmapTransparency value") ); + wxFAIL_MSG( wxT("unknown wxBitmapTransparency value") ); case wxBitmapTransparency_None: // nothing to do, refData->m_hasAlpha is false by default @@ -388,7 +387,7 @@ bool wxBitmap::CopyFromCursor(const wxCursor& cursor, wxBitmapTransparency trans { UnRef(); - if ( !cursor.Ok() ) + if ( !cursor.IsOk() ) return false; return CopyFromIconOrCursor(cursor, transp); @@ -398,7 +397,7 @@ bool wxBitmap::CopyFromIcon(const wxIcon& icon, wxBitmapTransparency transp) { UnRef(); - if ( !icon.Ok() ) + if ( !icon.IsOk() ) return false; return CopyFromIconOrCursor(icon, transp); @@ -408,14 +407,14 @@ bool wxBitmap::CopyFromIcon(const wxIcon& icon, wxBitmapTransparency transp) bool wxBitmap::CopyFromDIB(const wxDIB& dib) { - wxCHECK_MSG( dib.IsOk(), false, _T("invalid DIB in CopyFromDIB") ); + wxCHECK_MSG( dib.IsOk(), false, wxT("invalid DIB in CopyFromDIB") ); #ifdef SOMETIMES_USE_DIB HBITMAP hbitmap = dib.CreateDDB(); if ( !hbitmap ) return false; #else // ALWAYS_USE_DIB - HBITMAP hbitmap = ((wxDIB &)dib).Detach(); // const_cast + HBITMAP hbitmap = const_cast(dib).Detach(); #endif // SOMETIMES_USE_DIB/ALWAYS_USE_DIB UnRef(); @@ -494,7 +493,7 @@ wxBitmap::wxBitmap(const char bits[], int width, int height, int depth) else { // bits should already be in Windows standard format - data = (char *)bits; // const_cast is harmless + data = const_cast(bits); } HBITMAP hbmp = ::CreateBitmap(width, height, 1, depth, data); @@ -512,11 +511,6 @@ wxBitmap::wxBitmap(const char bits[], int width, int height, int depth) #endif } -wxBitmap::wxBitmap(int w, int h, int d) -{ - (void)Create(w, h, d); -} - wxBitmap::wxBitmap(int w, int h, const wxDC& dc) { (void)Create(w, h, dc); @@ -539,7 +533,7 @@ bool wxBitmap::Create(int width, int height, int depth) bool wxBitmap::Create(int width, int height, const wxDC& dc) { - wxCHECK_MSG( dc.IsOk(), false, _T("invalid HDC in wxBitmap::Create()") ); + wxCHECK_MSG( dc.IsOk(), false, wxT("invalid HDC in wxBitmap::Create()") ); const wxMSWDCImpl *impl = wxDynamicCast( dc.GetImpl(), wxMSWDCImpl ); @@ -611,7 +605,7 @@ bool wxBitmap::DoCreate(int w, int h, int d, WXHDC hdc) SetHBITMAP((WXHBITMAP)hbmp); - return Ok(); + return IsOk(); } #if wxUSE_IMAGE @@ -745,7 +739,7 @@ wxImage wxBitmap::ConvertToImage() const // so the 'depth' argument is ignored. // TODO: transparency (create a mask image) - if (!Ok()) + if (!IsOk()) { wxFAIL_MSG( wxT("bitmap is invalid") ); return wxNullImage; @@ -753,7 +747,7 @@ wxImage wxBitmap::ConvertToImage() const wxImage image; - wxCHECK_MSG( Ok(), wxNullImage, wxT("invalid bitmap") ); + wxCHECK_MSG( IsOk(), wxNullImage, wxT("invalid bitmap") ); // create an wxImage object int width = GetWidth(); @@ -815,7 +809,7 @@ bool wxBitmap::CreateFromImage(const wxImage& image, int depth) bool wxBitmap::CreateFromImage(const wxImage& image, const wxDC& dc) { wxCHECK_MSG( dc.IsOk(), false, - _T("invalid HDC in wxBitmap::CreateFromImage()") ); + wxT("invalid HDC in wxBitmap::CreateFromImage()") ); const wxMSWDCImpl *impl = wxDynamicCast( dc.GetImpl(), wxMSWDCImpl ); @@ -829,7 +823,7 @@ bool wxBitmap::CreateFromImage(const wxImage& image, const wxDC& dc) bool wxBitmap::CreateFromImage(const wxImage& image, int depth, WXHDC hdc) { - wxCHECK_MSG( image.Ok(), false, wxT("invalid image") ); + wxCHECK_MSG( image.IsOk(), false, wxT("invalid image") ); UnRef(); @@ -843,13 +837,15 @@ bool wxBitmap::CreateFromImage(const wxImage& image, int depth, WXHDC hdc) const bool hasAlpha = image.HasAlpha(); + if (depth == -1) + depth = dib.GetDepth(); + // store the bitmap parameters wxBitmapRefData * const refData = new wxBitmapRefData; refData->m_width = w; refData->m_height = h; refData->m_hasAlpha = hasAlpha; - refData->m_depth = depth == -1 ? (hasAlpha ? 32 : 24) - : depth; + refData->m_depth = depth; m_refData = refData; @@ -908,7 +904,7 @@ bool wxBitmap::CreateFromImage(const wxImage& image, int depth, WXHDC hdc) hbitmap = ::CreateBitmap(w, h, 1, 1, data); if ( !hbitmap ) { - wxLogLastError(_T("CreateBitmap(mask)")); + wxLogLastError(wxT("CreateBitmap(mask)")); } else { @@ -933,7 +929,7 @@ wxImage wxBitmap::ConvertToImage() const // and then DIB to our wxImage wxImage image = dib.ConvertToImage(); - if ( !image.Ok() ) + if ( !image.IsOk() ) { return wxNullImage; } @@ -1043,7 +1039,7 @@ bool wxBitmap::LoadFile(const wxString& filename, wxBitmapType type) else // no bitmap handler found { wxImage image; - if ( image.LoadFile( filename, type ) && image.Ok() ) + if ( image.LoadFile( filename, type ) && image.IsOk() ) { *this = wxBitmap(image); @@ -1088,7 +1084,7 @@ bool wxBitmap::SaveFile(const wxString& filename, { // FIXME what about palette? shouldn't we use it? wxImage image = ConvertToImage(); - if ( image.Ok() ) + if ( image.IsOk() ) { return image.SaveFile(filename, type); } @@ -1110,14 +1106,14 @@ wxBitmap wxBitmap::GetSubBitmap( const wxRect& rect ) const wxBitmap wxBitmap::GetSubBitmapOfHDC( const wxRect& rect, WXHDC hdc ) const { - wxCHECK_MSG( Ok() && + wxCHECK_MSG( IsOk() && (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") ); + wxASSERT_MSG( ret.IsOk(), wxT("GetSubBitmap error") ); #ifndef __WXMICROWIN__ // handle alpha channel, if any @@ -1133,13 +1129,13 @@ wxBitmap wxBitmap::GetSubBitmapOfHDC( const wxRect& rect, WXHDC hdc ) const if ( !selectDst ) { - wxLogLastError(_T("SelectObject(destBitmap)")); + wxLogLastError(wxT("SelectObject(destBitmap)")); } if ( !::BitBlt(dcDst, 0, 0, rect.width, rect.height, (HDC)hdc, rect.x, rect.y, SRCCOPY) ) { - wxLogLastError(_T("BitBlt")); + wxLogLastError(wxT("BitBlt")); } } @@ -1154,7 +1150,7 @@ wxBitmap wxBitmap::GetSubBitmapOfHDC( const wxRect& rect, WXHDC hdc ) const if ( !::BitBlt(dcDst, 0, 0, rect.width, rect.height, dcSrc, rect.x, rect.y, SRCCOPY) ) { - wxLogLastError(_T("BitBlt")); + wxLogLastError(wxT("BitBlt")); } wxMask *mask = new wxMask((WXHBITMAP) hbmpMask); @@ -1173,13 +1169,13 @@ wxBitmap wxBitmap::GetSubBitmapOfHDC( const wxRect& rect, WXHDC hdc ) const wxPalette* wxBitmap::GetPalette() const { return GetBitmapData() ? &GetBitmapData()->m_bitmapPalette - : (wxPalette *) NULL; + : NULL; } #endif wxMask *wxBitmap::GetMask() const { - return GetBitmapData() ? GetBitmapData()->GetMask() : (wxMask *) NULL; + return GetBitmapData() ? GetBitmapData()->GetMask() : NULL; } wxBitmap wxBitmap::GetMaskBitmap() const @@ -1191,14 +1187,14 @@ wxBitmap wxBitmap::GetMaskBitmap() const return bmp; } -#ifdef __WXDEBUG__ - wxDC *wxBitmap::GetSelectedInto() const { - return GetBitmapData() ? GetBitmapData()->m_selectedInto : (wxDC *) NULL; -} - +#if wxDEBUG_LEVEL + return GetBitmapData() ? GetBitmapData()->m_selectedInto : NULL; +#else + return NULL; #endif +} void wxBitmap::UseAlpha() { @@ -1215,15 +1211,15 @@ bool wxBitmap::HasAlpha() const // wxBitmap setters // ---------------------------------------------------------------------------- -#ifdef __WXDEBUG__ - void wxBitmap::SetSelectedInto(wxDC *dc) { +#if wxDEBUG_LEVEL if ( GetBitmapData() ) GetBitmapData()->m_selectedInto = dc; -} - +#else + wxUnusedVar(dc); #endif +} #if wxUSE_PALETTE @@ -1252,7 +1248,7 @@ void wxBitmap::SetMask(wxMask *mask) void *wxBitmap::GetRawData(wxPixelDataBase& data, int bpp) { #if wxUSE_WXDIB - if ( !Ok() ) + if ( !IsOk() ) { // no bitmap, no data (raw or otherwise) return NULL; @@ -1265,7 +1261,7 @@ void *wxBitmap::GetRawData(wxPixelDataBase& data, int bpp) if ( !GetBitmapData()->m_isDIB ) { wxCHECK_MSG( !GetBitmapData()->m_dib, NULL, - _T("GetRawData() may be called only once") ); + wxT("GetRawData() may be called only once") ); wxDIB *dib = new wxDIB(*this); if ( !dib->IsOk() ) @@ -1288,7 +1284,7 @@ void *wxBitmap::GetRawData(wxPixelDataBase& data, int bpp) DIBSECTION ds; if ( ::GetObject(hDIB, sizeof(ds), &ds) != sizeof(DIBSECTION) ) { - wxFAIL_MSG( _T("failed to get DIBSECTION from a DIB?") ); + wxFAIL_MSG( wxT("failed to get DIBSECTION from a DIB?") ); return NULL; } @@ -1296,7 +1292,7 @@ void *wxBitmap::GetRawData(wxPixelDataBase& data, int bpp) // check that the bitmap is in correct format if ( ds.dsBm.bmBitsPixel != bpp ) { - wxFAIL_MSG( _T("incorrect bitmap type in wxBitmap::GetRawData()") ); + wxFAIL_MSG( wxT("incorrect bitmap type in wxBitmap::GetRawData()") ); return NULL; } @@ -1330,7 +1326,7 @@ void *wxBitmap::GetRawData(wxPixelDataBase& data, int bpp) void wxBitmap::UngetRawData(wxPixelDataBase& dataBase) { #if wxUSE_WXDIB - if ( !Ok() ) + if ( !IsOk() ) return; if ( !&dataBase ) @@ -1431,8 +1427,8 @@ wxMask::~wxMask() bool wxMask::Create(const wxBitmap& bitmap) { #ifndef __WXMICROWIN__ - wxCHECK_MSG( bitmap.Ok() && bitmap.GetDepth() == 1, false, - _T("can't create mask from invalid or not monochrome bitmap") ); + wxCHECK_MSG( bitmap.IsOk() && bitmap.GetDepth() == 1, false, + wxT("can't create mask from invalid or not monochrome bitmap") ); if ( m_maskBitmap ) { @@ -1472,7 +1468,7 @@ bool wxMask::Create(const wxBitmap& bitmap, int paletteIndex) } #if wxUSE_PALETTE - if (bitmap.Ok() && bitmap.GetPalette()->Ok()) + if (bitmap.IsOk() && bitmap.GetPalette()->IsOk()) { unsigned char red, green, blue; if (bitmap.GetPalette()->GetRGB(paletteIndex, &red, &green, &blue)) @@ -1491,7 +1487,7 @@ bool wxMask::Create(const wxBitmap& bitmap, int paletteIndex) bool wxMask::Create(const wxBitmap& bitmap, const wxColour& colour) { #ifndef __WXMICROWIN__ - wxCHECK_MSG( bitmap.Ok(), false, _T("invalid bitmap in wxMask::Create") ); + wxCHECK_MSG( bitmap.IsOk(), false, wxT("invalid bitmap in wxMask::Create") ); if ( m_maskBitmap ) { @@ -1518,7 +1514,7 @@ bool wxMask::Create(const wxBitmap& bitmap, const wxColour& colour) // SelectObject() will fail wxASSERT_MSG( !bitmap.GetSelectedInto(), - _T("bitmap can't be selected in another DC") ); + wxT("bitmap can't be selected in another DC") ); HGDIOBJ hbmpSrcOld = ::SelectObject(srcDC, GetHbitmapOf(bitmap)); if ( !hbmpSrcOld ) @@ -1629,7 +1625,7 @@ HICON wxBitmapToIconOrCursor(const wxBitmap& bmp, int hotSpotX, int hotSpotY) { - if ( !bmp.Ok() ) + if ( !bmp.IsOk() ) { // we can't create an icon/cursor form nothing return 0; @@ -1637,9 +1633,25 @@ HICON wxBitmapToIconOrCursor(const wxBitmap& bmp, if ( bmp.HasAlpha() ) { + HBITMAP hbmp; + +#if wxUSE_WXDIB && wxUSE_IMAGE + // CreateIconIndirect() requires non-pre-multiplied pixel data on input + // as it does pre-multiplication internally itself so we need to create + // a special DIB in such format to pass to it. This is inefficient but + // better than creating an icon with wrong colours. + AutoHBITMAP hbmpRelease; + hbmp = wxDIB(bmp.ConvertToImage(), + wxDIB::PixelFormat_NotPreMultiplied).Detach(); + hbmpRelease.Init(hbmp); +#else // !(wxUSE_WXDIB && wxUSE_IMAGE) + hbmp = GetHbitmapOf(bmp); +#endif // wxUSE_WXDIB && wxUSE_IMAGE + // Create an empty mask bitmap. // it doesn't seem to work if we mess with the mask at all. - HBITMAP hMonoBitmap = CreateBitmap(bmp.GetWidth(),bmp.GetHeight(),1,1,NULL); + AutoHBITMAP + hMonoBitmap(CreateBitmap(bmp.GetWidth(),bmp.GetHeight(),1,1,NULL)); ICONINFO iconInfo; wxZeroMemory(iconInfo); @@ -1651,13 +1663,9 @@ HICON wxBitmapToIconOrCursor(const wxBitmap& bmp, } iconInfo.hbmMask = hMonoBitmap; - iconInfo.hbmColor = GetHbitmapOf(bmp); - - HICON hicon = ::CreateIconIndirect(&iconInfo); - - ::DeleteObject(hMonoBitmap); + iconInfo.hbmColor = hbmp; - return hicon; + return ::CreateIconIndirect(&iconInfo); } wxMask* mask = bmp.GetMask(); @@ -1678,7 +1686,8 @@ HICON wxBitmapToIconOrCursor(const wxBitmap& bmp, iconInfo.yHotspot = hotSpotY; } - iconInfo.hbmMask = wxInvertMask((HBITMAP)mask->GetMaskBitmap()); + AutoHBITMAP hbmpMask(wxInvertMask((HBITMAP)mask->GetMaskBitmap())); + iconInfo.hbmMask = hbmpMask; iconInfo.hbmColor = GetHbitmapOf(bmp); // black out the transparent area to preserve background colour, because @@ -1692,7 +1701,7 @@ HICON wxBitmapToIconOrCursor(const wxBitmap& bmp, if ( !::BitBlt(dcDst, 0, 0, bmp.GetWidth(), bmp.GetHeight(), dcSrc, 0, 0, SRCAND) ) { - wxLogLastError(_T("BitBlt")); + wxLogLastError(wxT("BitBlt")); } } @@ -1704,9 +1713,6 @@ HICON wxBitmapToIconOrCursor(const wxBitmap& bmp, delete mask; } - // delete the inverted mask bitmap we created as well - ::DeleteObject(iconInfo.hbmMask); - return hicon; } @@ -1723,7 +1729,7 @@ HCURSOR wxBitmapToHCURSOR(const wxBitmap& bmp, int hotSpotX, int hotSpotY) HBITMAP wxInvertMask(HBITMAP hbmpMask, int w, int h) { #ifndef __WXMICROWIN__ - wxCHECK_MSG( hbmpMask, 0, _T("invalid bitmap in wxInvertMask") ); + wxCHECK_MSG( hbmpMask, 0, wxT("invalid bitmap in wxInvertMask") ); // get width/height from the bitmap if not given if ( !w || !h )