X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/127eab18f80e5b298b8c0326609ed811035e6829..821baf7da4a57028eaa17830b6195056216b71f9:/src/mgl/bitmap.cpp diff --git a/src/mgl/bitmap.cpp b/src/mgl/bitmap.cpp index 56a422cc0f..013e9f4674 100644 --- a/src/mgl/bitmap.cpp +++ b/src/mgl/bitmap.cpp @@ -14,20 +14,30 @@ #endif #include "wx/bitmap.h" -#include "wx/icon.h" + +#ifndef WX_PRECOMP + #include "wx/intl.h" + #include "wx/log.h" + #include "wx/utils.h" + #include "wx/dcmemory.h" + #include "wx/icon.h" + #include "wx/image.h" +#endif + #include "wx/filefn.h" -#include "wx/image.h" -#include "wx/dcmemory.h" -#include "wx/utils.h" -#include "wx/log.h" -#include "wx/intl.h" -#include "wx/image.h" #include "wx/xpmdecod.h" #include "wx/mgl/private.h" #include +static bitmap_t *MyMGL_createBitmap(int width, int height, + int bpp, pixel_format_t *pf) +{ + MGLMemoryDC mdc(width, height, bpp, pf); + return MGL_getBitmapFromDC(mdc.getDC(), 0, 0, width, height, TRUE); +} + //----------------------------------------------------------------------------- // MGL pixel formats: //----------------------------------------------------------------------------- @@ -48,128 +58,101 @@ static pixel_format_t gs_pixel_format_wxImage = {0xFF,0x00,0, 0xFF,0x08,0, 0xFF,0x10,0, 0x00,0x00,0}; // RGB 24bpp for wxImage //----------------------------------------------------------------------------- -// helpers +// wxBitmap //----------------------------------------------------------------------------- -// Convert wxColour into it's quantized value in lower-precision -// pixel format (needed for masking by colour). -static wxColour wxQuantizeColour(const wxColour& clr, const wxBitmap& bmp) +class wxBitmapRefData: public wxGDIRefData { - pixel_format_t *pf = bmp.GetMGLbitmap_t()->pf; - - if ( pf->redAdjust == 0 && pf->greenAdjust == 0 && pf->blueAdjust == 0 ) - return clr; - else - return wxColour((unsigned char)((clr.Red() >> pf->redAdjust) << pf->redAdjust), - (unsigned char)((clr.Green() >> pf->greenAdjust) << pf->greenAdjust), - (unsigned char)((clr.Blue() >> pf->blueAdjust) << pf->blueAdjust)); -} - +public: + wxBitmapRefData(); + wxBitmapRefData(int width, int height, int bpp); + wxBitmapRefData(const wxBitmapRefData& data); + virtual ~wxBitmapRefData(); + virtual bool IsOk() const { return m_bitmap != NULL; } -//----------------------------------------------------------------------------- -// wxMask -//----------------------------------------------------------------------------- + int m_width; + int m_height; + int m_bpp; + wxPalette *m_palette; + wxMask *m_mask; + bitmap_t *m_bitmap; -IMPLEMENT_DYNAMIC_CLASS(wxMask,wxObject) +private: + void DoCreateBitmap(int width, int height, int depth); +}; -wxMask::wxMask() +void wxBitmapRefData::DoCreateBitmap(int width, int height, int depth) { - m_bitmap = NULL; -} + m_width = width; + m_height = height; + m_bpp = depth; -wxMask::wxMask(const wxBitmap& bitmap, const wxColour& colour) -{ - m_bitmap = NULL; - Create(bitmap, colour); -} + pixel_format_t pf_dummy; + pixel_format_t *pf; + int mglDepth = depth; -wxMask::wxMask(const wxBitmap& bitmap, int paletteIndex) -{ - m_bitmap = NULL; - Create(bitmap, paletteIndex); -} + switch ( depth ) + { + case -1: + wxASSERT_MSG( g_displayDC, wxT("MGL display DC not created yet.") ); -wxMask::wxMask(const wxBitmap& bitmap) -{ - m_bitmap = NULL; - Create(bitmap); -} + g_displayDC->getPixelFormat(pf_dummy); + mglDepth = g_displayDC->getBitsPerPixel(); + pf = &pf_dummy; + break; + case 1: + case 8: + pf = NULL; + mglDepth = 8; // we emulate monochrome bitmaps using 8 bit ones + break; + case 15: + pf = &gs_pixel_format_15; + break; + case 16: + pf = &gs_pixel_format_16; + break; + case 24: + pf = &gs_pixel_format_24; + break; + case 32: + pf = &gs_pixel_format_32; + break; + default: + wxFAIL_MSG(wxT("invalid bitmap depth")); + m_bitmap = NULL; + return; + } -wxMask::~wxMask() -{ - delete m_bitmap; + m_bitmap = MyMGL_createBitmap(width, height, mglDepth, pf); } -bool wxMask::Create(const wxBitmap& bitmap, const wxColour& colour) +wxBitmapRefData::wxBitmapRefData() { - delete m_bitmap; - m_bitmap = NULL; - - wxColour clr(wxQuantizeColour(colour, bitmap)); - - wxImage imgSrc(bitmap.ConvertToImage()); - imgSrc.SetMask(false); - wxImage image(imgSrc.ConvertToMono(clr.Red(), clr.Green(), clr.Blue())); - if ( !image.Ok() ) - return false; + m_width = + m_height = + m_bpp = 0; - m_bitmap = new wxBitmap(image, 1); + m_palette = NULL; + m_mask = NULL; - return m_bitmap->Ok(); + m_bitmap = NULL; } -bool wxMask::Create(const wxBitmap& bitmap, int paletteIndex) +wxBitmapRefData::wxBitmapRefData(int width, int height, int bpp) { - unsigned char r,g,b; - wxPalette *pal = bitmap.GetPalette(); - - wxCHECK_MSG( pal, false, wxT("Cannot create mask from bitmap without palette") ); - - pal->GetRGB(paletteIndex, &r, &g, &b); + DoCreateBitmap(width, height, bpp); - return Create(bitmap, wxColour(r, g, b)); + m_palette = NULL; + m_mask = NULL; } -bool wxMask::Create(const wxBitmap& bitmap) +wxBitmapRefData::wxBitmapRefData(const wxBitmapRefData& data) { - delete m_bitmap; - m_bitmap = NULL; + DoCreateBitmap(data.m_width, data.m_height, data.m_bpp); - wxCHECK_MSG( bitmap.Ok(), false, wxT("Invalid bitmap") ); - wxCHECK_MSG( bitmap.GetDepth() == 1, false, wxT("Cannot create mask from colour bitmap") ); - - m_bitmap = new wxBitmap(bitmap); - return true; -} - - -//----------------------------------------------------------------------------- -// wxBitmap -//----------------------------------------------------------------------------- - -class wxBitmapRefData: public wxObjectRefData -{ -public: - wxBitmapRefData(); - ~wxBitmapRefData(); - - int m_width; - int m_height; - int m_bpp; - wxPalette *m_palette; - wxMask *m_mask; - bitmap_t *m_bitmap; -}; - -wxBitmapRefData::wxBitmapRefData() -{ - m_mask = NULL; - m_width = 0; - m_height = 0; - m_bpp = 0; - m_palette = NULL; - m_bitmap = NULL; + m_palette = NULL; // FIXME: should copy + m_mask = NULL; // FIXME: should copy } wxBitmapRefData::~wxBitmapRefData() @@ -184,8 +167,6 @@ wxBitmapRefData::~wxBitmapRefData() #define M_BMPDATA ((wxBitmapRefData *)m_refData) - -IMPLEMENT_ABSTRACT_CLASS(wxBitmapHandler,wxObject) IMPLEMENT_DYNAMIC_CLASS(wxBitmap,wxBitmapBase) wxBitmap::wxBitmap(int width, int height, int depth) @@ -194,95 +175,40 @@ wxBitmap::wxBitmap(int width, int height, int depth) } -static bitmap_t *MyMGL_createBitmap(int width, int height, - int bpp, pixel_format_t *pf) +wxGDIRefData *wxBitmap::CreateGDIRefData() const { - MGLMemoryDC mdc(width, height, bpp, pf); - return MGL_getBitmapFromDC(mdc.getDC(), 0, 0, width, height, TRUE); + return new wxBitmapRefData; +} + +wxGDIRefData *wxBitmap::CloneGDIRefData(const wxGDIRefData *data) const +{ + return new wxBitmapRefData(*static_cast(data)); } bool wxBitmap::Create(int width, int height, int depth) { UnRef(); - wxCHECK_MSG( (width > 0) && (height > 0), false, wxT("invalid bitmap size") ) + wxCHECK_MSG( (width > 0) && (height > 0), false, wxT("invalid bitmap size") ); - pixel_format_t pf_dummy; - pixel_format_t *pf; - int mglDepth = depth; + m_refData = new wxBitmapRefData(width, height, depth); - switch ( depth ) - { - case -1: - wxASSERT_MSG( g_displayDC, wxT("MGL display DC not created yet.") ); - - g_displayDC->getPixelFormat(pf_dummy); - mglDepth = g_displayDC->getBitsPerPixel(); - pf = &pf_dummy; - break; - case 1: - case 8: - pf = NULL; - break; - case 15: - pf = &gs_pixel_format_15; - break; - case 16: - pf = &gs_pixel_format_16; - break; - case 24: - pf = &gs_pixel_format_24; - break; - case 32: - pf = &gs_pixel_format_32; - break; - default: - wxASSERT_MSG( 0, wxT("invalid bitmap depth") ); - return false; - } - - m_refData = new wxBitmapRefData(); - M_BMPDATA->m_mask = (wxMask *) NULL; - M_BMPDATA->m_palette = (wxPalette *) NULL; - M_BMPDATA->m_width = width; - M_BMPDATA->m_height = height; - M_BMPDATA->m_bpp = mglDepth; - - if ( mglDepth != 1 ) - { - M_BMPDATA->m_bitmap = MyMGL_createBitmap(width, height, mglDepth, pf); - } - else + if ( depth == 1 ) { // MGL does not support mono DCs, so we have to emulate them with // 8bpp ones. We do that by using a special palette with color 0 // set to black and all other colors set to white. - - M_BMPDATA->m_bitmap = MyMGL_createBitmap(width, height, 8, pf); SetMonoPalette(wxColour(255, 255, 255), wxColour(0, 0, 0)); } return Ok(); } -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; -} - wxBitmap::wxBitmap(const wxImage& image, int depth) { long width, height; - wxCHECK_RET( image.Ok(), wxT("invalid image") ) + wxCHECK_RET( image.Ok(), wxT("invalid image") ); width = image.GetWidth(); height = image.GetHeight(); @@ -355,11 +281,6 @@ wxImage wxBitmap::ConvertToImage() const return image; } -wxBitmap::wxBitmap(const wxBitmap& bmp) -{ - Ref(bmp); -} - wxBitmap::wxBitmap(const wxString &filename, wxBitmapType type) { LoadFile(filename, type); @@ -379,28 +300,6 @@ wxBitmap::wxBitmap(const char bits[], int width, int height, int depth) delete bdc; } -wxBitmap& wxBitmap::operator = (const wxBitmap& bmp) -{ - if ( *this == bmp ) return (*this); - Ref(bmp); - return *this; -} - -bool wxBitmap::operator == (const wxBitmap& bmp) const -{ - return (m_refData == bmp.m_refData); -} - -bool wxBitmap::operator != (const wxBitmap& bmp) const -{ - return (m_refData != bmp.m_refData); -} - -bool wxBitmap::Ok() const -{ - return (m_refData != NULL && M_BMPDATA->m_bitmap != NULL); -} - int wxBitmap::GetHeight() const { wxCHECK_MSG( Ok(), -1, wxT("invalid bitmap") ); @@ -424,7 +323,7 @@ int wxBitmap::GetDepth() const wxMask *wxBitmap::GetMask() const { - wxCHECK_MSG( Ok(), (wxMask *) NULL, wxT("invalid bitmap") ); + wxCHECK_MSG( Ok(), NULL, wxT("invalid bitmap") ); return M_BMPDATA->m_mask; } @@ -433,6 +332,7 @@ void wxBitmap::SetMask(wxMask *mask) { wxCHECK_RET( Ok(), wxT("invalid bitmap") ); + AllocExclusive(); delete M_BMPDATA->m_mask; M_BMPDATA->m_mask = mask; } @@ -465,7 +365,7 @@ wxBitmap wxBitmap::GetSubBitmap(const wxRect& rect) const if ( GetMask() ) { - wxBitmap submask = GetMask()->GetBitmap()->GetSubBitmap(rect); + wxBitmap submask = GetMask()->GetBitmap().GetSubBitmap(rect); ret.SetMask(new wxMask(submask)); } @@ -476,6 +376,7 @@ void wxBitmap::SetMonoPalette(const wxColour& fg, const wxColour& bg) { wxCHECK_RET( Ok(), wxT("invalid bitmap") ); + AllocExclusive(); palette_t *mono = M_BMPDATA->m_bitmap->pal; wxCHECK_RET( M_BMPDATA->m_bpp == 1, wxT("bitmap is not 1bpp") ); @@ -530,7 +431,7 @@ MGLDevCtx *wxBitmap::CreateTmpDC() const bool wxBitmap::LoadFile(const wxString &name, wxBitmapType type) { - UnRef(); + AllocExclusive(); if ( type == wxBITMAP_TYPE_BMP || type == wxBITMAP_TYPE_PNG || type == wxBITMAP_TYPE_PCX || type == wxBITMAP_TYPE_JPEG ) @@ -560,8 +461,6 @@ bool wxBitmap::LoadFile(const wxString &name, wxBitmapType type) } } - m_refData = new wxBitmapRefData(); - return handler->LoadFile(this, name, type, -1, -1); } @@ -601,6 +500,7 @@ void wxBitmap::SetPalette(const wxPalette& palette) wxCHECK_RET( Ok(), wxT("invalid bitmap") ); wxCHECK_RET( GetDepth() > 1 && GetDepth() <= 8, wxT("cannot set palette for bitmap of this depth") ); + AllocExclusive(); delete M_BMPDATA->m_palette; M_BMPDATA->m_palette = NULL; @@ -615,21 +515,21 @@ void wxBitmap::SetPalette(const wxPalette& palette) void wxBitmap::SetHeight(int height) { - if (!m_refData) m_refData = new wxBitmapRefData(); + AllocExclusive(); M_BMPDATA->m_height = height; } void wxBitmap::SetWidth(int width) { - if (!m_refData) m_refData = new wxBitmapRefData(); + AllocExclusive(); M_BMPDATA->m_width = width; } void wxBitmap::SetDepth(int depth) { - if (!m_refData) m_refData = new wxBitmapRefData(); + AllocExclusive(); M_BMPDATA->m_bpp = depth; } @@ -639,6 +539,19 @@ bitmap_t *wxBitmap::GetMGLbitmap_t() const return M_BMPDATA->m_bitmap; } +// Convert wxColour into it's quantized value in lower-precision +// pixel format (needed for masking by colour). +wxColour wxBitmap::QuantizeColour(const wxColour& clr) const +{ + pixel_format_t *pf = GetMGLbitmap_t()->pf; + + if ( pf->redAdjust == 0 && pf->greenAdjust == 0 && pf->blueAdjust == 0 ) + return clr; + else + return wxColour((unsigned char)((clr.Red() >> pf->redAdjust) << pf->redAdjust), + (unsigned char)((clr.Green() >> pf->greenAdjust) << pf->greenAdjust), + (unsigned char)((clr.Blue() >> pf->blueAdjust) << pf->blueAdjust)); +} //----------------------------------------------------------------------------- @@ -652,7 +565,7 @@ public: const wxString& extension, const wxString& name); virtual bool Create(wxBitmap *WXUNUSED(bitmap), - void *WXUNUSED(data), + const void* WXUNUSED(data), long WXUNUSED(flags), int WXUNUSED(width), int WXUNUSED(height), @@ -760,7 +673,7 @@ bool wxMGLBitmapHandler::SaveFile(const wxBitmap *bitmap, const wxString& name, int w = bitmap->GetWidth(), h = bitmap->GetHeight(); - mem.SelectObject(*bitmap); + mem.SelectObjectAsSource(*bitmap); tdc = mem.GetMGLDC(); switch (type) @@ -870,7 +783,7 @@ class wxICOBitmapHandler: public wxBitmapHandler const wxString& extension, const wxString& name); virtual bool Create(wxBitmap *WXUNUSED(bitmap), - void *WXUNUSED(data), + const void* WXUNUSED(data), long WXUNUSED(flags), int WXUNUSED(width), int WXUNUSED(height),