X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/feac79373c7965db3869c352ed0a4f297b41222b..9a3952fad895c37a0ae8c34a968b7ae7ff8b9a55:/src/gtk/bitmap.cpp?ds=sidebyside diff --git a/src/gtk/bitmap.cpp b/src/gtk/bitmap.cpp index 036f237c89..cb358da34a 100644 --- a/src/gtk/bitmap.cpp +++ b/src/gtk/bitmap.cpp @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: bitmap.cpp +// Name: src/gtk/bitmap.cpp // Purpose: // Author: Robert Roebling // RCS-ID: $Id$ @@ -7,39 +7,30 @@ // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) -#pragma implementation "bitmap.h" -#endif - // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" #include "wx/defs.h" -#include "wx/palette.h" #include "wx/bitmap.h" +#include "wx/palette.h" #include "wx/icon.h" #include "wx/filefn.h" #include "wx/image.h" #include "wx/dcmemory.h" #include "wx/app.h" -#ifdef __WXGTK20__ +#include "wx/rawbmp.h" // need this to get gdk_image_new_bitmap() #define GDK_ENABLE_BROKEN -#endif #include #include #include -#ifdef __WXGTK20__ - #include -#else // GTK+ 1.2 - #include -#endif // GTK+ 2.0/1.2 +#include -#include +#include "wx/math.h" extern void gdk_wx_draw_bitmap (GdkDrawable *drawable, GdkGC *gc, @@ -74,11 +65,13 @@ wxMask::wxMask( const wxBitmap& bitmap, const wxColour& colour ) Create( bitmap, colour ); } +#if wxUSE_PALETTE wxMask::wxMask( const wxBitmap& bitmap, int paletteIndex ) { m_bitmap = (GdkBitmap *) NULL; Create( bitmap, paletteIndex ); } +#endif // wxUSE_PALETTE wxMask::wxMask( const wxBitmap& bitmap ) { @@ -102,7 +95,7 @@ bool wxMask::Create( const wxBitmap& bitmap, } wxImage image = bitmap.ConvertToImage(); - if (!image.Ok()) return FALSE; + if (!image.Ok()) return false; m_bitmap = gdk_pixmap_new( wxGetRootWindow()->window, image.GetWidth(), image.GetHeight(), 1 ); GdkGC *gc = gdk_gc_new( m_bitmap ); @@ -182,20 +175,22 @@ bool wxMask::Create( const wxBitmap& bitmap, gdk_gc_unref( gc ); - return TRUE; + return true; } +#if wxUSE_PALETTE bool wxMask::Create( const wxBitmap& bitmap, int paletteIndex ) { unsigned char r,g,b; wxPalette *pal = bitmap.GetPalette(); - wxCHECK_MSG( pal, FALSE, wxT("Cannot create mask from bitmap without palette") ); + wxCHECK_MSG( pal, false, wxT("Cannot create mask from bitmap without palette") ); pal->GetRGB(paletteIndex, &r, &g, &b); return Create(bitmap, wxColour(r, g, b)); } +#endif // wxUSE_PALETTE bool wxMask::Create( const wxBitmap& bitmap ) { @@ -205,13 +200,13 @@ bool wxMask::Create( const wxBitmap& bitmap ) m_bitmap = (GdkBitmap*) NULL; } - if (!bitmap.Ok()) return FALSE; + if (!bitmap.Ok()) return false; - wxCHECK_MSG( bitmap.GetBitmap(), FALSE, wxT("Cannot create mask from colour bitmap") ); + wxCHECK_MSG( bitmap.GetBitmap(), false, wxT("Cannot create mask from colour bitmap") ); m_bitmap = gdk_pixmap_new( wxGetRootWindow()->window, bitmap.GetWidth(), bitmap.GetHeight(), 1 ); - if (!m_bitmap) return FALSE; + if (!m_bitmap) return false; GdkGC *gc = gdk_gc_new( m_bitmap ); @@ -219,7 +214,7 @@ bool wxMask::Create( const wxBitmap& bitmap ) gdk_gc_unref( gc ); - return TRUE; + return true; } GdkBitmap *wxMask::GetBitmap() const @@ -239,9 +234,7 @@ public: GdkPixmap *m_pixmap; GdkBitmap *m_bitmap; -#ifdef __WXGTK20__ GdkPixbuf *m_pixbuf; -#endif wxMask *m_mask; int m_width; int m_height; @@ -253,9 +246,7 @@ wxBitmapRefData::wxBitmapRefData() { m_pixmap = (GdkPixmap *) NULL; m_bitmap = (GdkBitmap *) NULL; -#ifdef __WXGTK20__ m_pixbuf = (GdkPixbuf *) NULL; -#endif m_mask = (wxMask *) NULL; m_width = 0; m_height = 0; @@ -269,12 +260,12 @@ wxBitmapRefData::~wxBitmapRefData() gdk_pixmap_unref( m_pixmap ); if (m_bitmap) gdk_bitmap_unref( m_bitmap ); -#ifdef __WXGTK20__ if (m_pixbuf) gdk_pixbuf_unref( m_pixbuf ); -#endif delete m_mask; +#if wxUSE_PALETTE delete m_palette; +#endif // wxUSE_PALETTE } //----------------------------------------------------------------------------- @@ -306,7 +297,7 @@ bool wxBitmap::Create( int width, int height, int depth ) if (depth == -1) depth = visual->depth; - wxCHECK_MSG( (depth == visual->depth) || (depth == 1), FALSE, + wxCHECK_MSG( (depth == visual->depth) || (depth == 1) || (depth == 32), false, wxT("invalid bitmap depth") ) m_refData = new wxBitmapRefData(); @@ -318,6 +309,12 @@ bool wxBitmap::Create( int width, int height, int depth ) M_BMPDATA->m_bitmap = gdk_pixmap_new( wxGetRootWindow()->window, width, height, 1 ); M_BMPDATA->m_bpp = 1; } + else if (depth == 32) + { + M_BMPDATA->m_pixbuf = gdk_pixbuf_new( GDK_COLORSPACE_RGB, true, + 8, width, height); + M_BMPDATA->m_bpp = 32; + } else { M_BMPDATA->m_pixmap = gdk_pixmap_new( wxGetRootWindow()->window, width, height, depth ); @@ -331,7 +328,7 @@ bool wxBitmap::CreateFromXpm( const char **bits ) { UnRef(); - wxCHECK_MSG( bits != NULL, FALSE, wxT("invalid bitmap data") ) + wxCHECK_MSG( bits != NULL, false, wxT("invalid bitmap data") ) GdkVisual *visual = wxTheApp->GetGdkVisual(); @@ -341,7 +338,7 @@ bool wxBitmap::CreateFromXpm( const char **bits ) M_BMPDATA->m_pixmap = gdk_pixmap_create_from_xpm_d( wxGetRootWindow()->window, &mask, NULL, (gchar **) bits ); - wxCHECK_MSG( M_BMPDATA->m_pixmap, FALSE, wxT("couldn't create pixmap") ); + wxCHECK_MSG( M_BMPDATA->m_pixmap, false, wxT("couldn't create pixmap") ); if (mask) { @@ -353,7 +350,7 @@ bool wxBitmap::CreateFromXpm( const char **bits ) M_BMPDATA->m_bpp = visual->depth; // Can we get a different depth from create_from_xpm_d() ? - return TRUE; + return true; } wxBitmap wxBitmap::Rescale( int clipx, int clipy, int clipwidth, int clipheight, int newx, int newy ) @@ -362,30 +359,29 @@ wxBitmap wxBitmap::Rescale( int clipx, int clipy, int clipwidth, int clipheight, if (newy==M_BMPDATA->m_width && newy==M_BMPDATA->m_height) return *this; - + int width = wxMax(newx, 1); int height = wxMax(newy, 1); width = wxMin(width, clipwidth); height = wxMin(height, clipheight); - + wxBitmap bmp; -#ifdef __WXGTK20__ if (HasPixbuf()) { bmp.SetWidth(width); bmp.SetHeight(height); bmp.SetDepth(GetDepth()); - bmp.SetPixbuf(gdk_pixbuf_new(GDK_COLORSPACE_RGB, TRUE/*has_alpha*/, + bmp.SetPixbuf(gdk_pixbuf_new(GDK_COLORSPACE_RGB, + gdk_pixbuf_get_has_alpha(GetPixbuf()), 8, width, height)); - gdk_pixbuf_scale(M_BMPDATA->m_pixbuf, bmp.GetPixbuf(), + gdk_pixbuf_scale(GetPixbuf(), bmp.GetPixbuf(), 0, 0, width, height, - clipx, clipy, + clipx, clipy, (double)newx/GetWidth(), (double)newy/GetHeight(), GDK_INTERP_BILINEAR); } else -#endif // __WXGTK20__ { GdkImage *img = (GdkImage*) NULL; if (GetPixmap()) @@ -399,7 +395,7 @@ wxBitmap wxBitmap::Rescale( int clipx, int clipy, int clipwidth, int clipheight, int bpp = -1; - + GdkGC *gc = NULL; GdkPixmap *dstpix = NULL; if (GetPixmap()) @@ -416,7 +412,7 @@ wxBitmap wxBitmap::Rescale( int clipx, int clipy, int clipwidth, int clipheight, char *dst = NULL; long dstbyteperline = 0; - + if (GetBitmap()) { bpp = 1; @@ -425,7 +421,7 @@ wxBitmap wxBitmap::Rescale( int clipx, int clipy, int clipwidth, int clipheight, dstbyteperline++; dst = (char*) malloc(dstbyteperline*height); } - + // be careful to use the right scaling factor float scx = (float)M_BMPDATA->m_width/(float)newx; float scy = (float)M_BMPDATA->m_height/(float)newy; @@ -458,16 +454,16 @@ wxBitmap wxBitmap::Rescale( int clipx, int clipy, int clipwidth, int clipheight, old_pixval = pixval; old_x = x; } - - if (bpp == 1) + + if ( dst ) { if (!pixval) { char bit=1; - char shift = bit << w % 8; + char shift = bit << (w % 8); outbyte |= shift; } - + if ((w+1)%8==0) { dst[h*dstbyteperline+w/8] = outbyte; @@ -482,21 +478,21 @@ wxBitmap wxBitmap::Rescale( int clipx, int clipy, int clipwidth, int clipheight, gdk_draw_point( dstpix, gc, w, h); } } - + // do not forget the last byte - if ((bpp == 1) && (width % 8 != 0)) + if ( dst && (width % 8 != 0) ) dst[h*dstbyteperline+width/8] = outbyte; } - + gdk_image_destroy( img ); if (gc) gdk_gc_unref( gc ); - if (bpp == 1) + if ( dst ) { bmp = wxBitmap( (const char *)dst, width, height, 1 ); free( dst ); } - + if (GetMask()) { dstbyteperline = width/8; @@ -510,7 +506,7 @@ wxBitmap wxBitmap::Rescale( int clipx, int clipy, int clipwidth, int clipheight, char outbyte = 0; int old_x = -1; guint32 old_pixval = 0; - + for (int w = 0; w < width; w++) { guint32 pixval; @@ -523,21 +519,21 @@ wxBitmap wxBitmap::Rescale( int clipx, int clipy, int clipwidth, int clipheight, old_pixval = pixval; old_x = x; } - + if (pixval) { char bit=1; - char shift = bit << w % 8; + char shift = bit << (w % 8); outbyte |= shift; } - + if ((w+1)%8 == 0) { dst[h*dstbyteperline+w/8] = outbyte; outbyte = 0; } } - + // do not forget the last byte if (width % 8 != 0) dst[h*dstbyteperline+width/8] = outbyte; @@ -553,20 +549,20 @@ wxBitmap wxBitmap::Rescale( int clipx, int clipy, int clipwidth, int clipheight, free( tablex ); free( tabley ); } - - return bmp; + + return bmp; } bool wxBitmap::CreateFromImage(const wxImage& image, int depth) { UnRef(); - wxCHECK_MSG( image.Ok(), FALSE, wxT("invalid image") ) - wxCHECK_MSG( depth == -1 || depth == 1, FALSE, wxT("invalid bitmap depth") ) + wxCHECK_MSG( image.Ok(), false, wxT("invalid image") ) + wxCHECK_MSG( depth == -1 || depth == 1, false, wxT("invalid bitmap depth") ) if (image.GetWidth() <= 0 || image.GetHeight() <= 0) return false; - + m_refData = new wxBitmapRefData(); if (depth == 1) @@ -575,10 +571,9 @@ bool wxBitmap::CreateFromImage(const wxImage& image, int depth) } else { -#ifdef __WXGTK20__ if (image.HasAlpha()) return CreateFromImageAsPixbuf(image); -#endif + return CreateFromImageAsPixmap(image); } } @@ -589,7 +584,7 @@ bool wxBitmap::CreateFromImageAsBitmap(const wxImage& img) // convert alpha channel to mask, if it is present: wxImage image(img); image.ConvertAlphaToMask(); - + int width = image.GetWidth(); int height = image.GetHeight(); @@ -682,14 +677,14 @@ bool wxBitmap::CreateFromImageAsBitmap(const wxImage& img) return true; } - + // conversion to colour bitmap: bool wxBitmap::CreateFromImageAsPixmap(const wxImage& img) { // convert alpha channel to mask, if it is present: wxImage image(img); image.ConvertAlphaToMask(); - + int width = image.GetWidth(); int height = image.GetHeight(); @@ -718,12 +713,12 @@ bool wxBitmap::CreateFromImageAsPixmap(const wxImage& img) if (!image.HasMask() && (bpp > 12)) #endif { - static bool s_hasInitialized = FALSE; + static bool s_hasInitialized = false; if (!s_hasInitialized) { gdk_rgb_init(); - s_hasInitialized = TRUE; + s_hasInitialized = true; } GdkGC *gc = gdk_gc_new( GetPixmap() ); @@ -737,7 +732,7 @@ bool wxBitmap::CreateFromImageAsPixmap(const wxImage& img) width*3 ); gdk_gc_unref( gc ); - return TRUE; + return true; } // Create picture image @@ -892,6 +887,7 @@ bool wxBitmap::CreateFromImageAsPixmap(const wxImage& img) case GBR: pixel = (g << 16) | (b << 8) | r; break; } gdk_image_put_pixel( data_image, x, y, pixel ); + break; } default: break; } @@ -922,7 +918,6 @@ bool wxBitmap::CreateFromImageAsPixmap(const wxImage& img) return true; } -#ifdef __WXGTK20__ bool wxBitmap::CreateFromImageAsPixbuf(const wxImage& image) { int width = image.GetWidth(); @@ -935,23 +930,23 @@ bool wxBitmap::CreateFromImageAsPixbuf(const wxImage& image) if (!pixbuf) return false; + wxASSERT( image.HasAlpha() ); // for now wxASSERT( gdk_pixbuf_get_n_channels(pixbuf) == 4 ); wxASSERT( gdk_pixbuf_get_width(pixbuf) == width ); wxASSERT( gdk_pixbuf_get_height(pixbuf) == height ); - + M_BMPDATA->m_pixbuf = pixbuf; SetHeight(height); SetWidth(width); SetDepth(wxTheApp->GetGdkVisual()->depth); - + // Copy the data: unsigned char *in = image.GetData(); unsigned char *out = gdk_pixbuf_get_pixels(pixbuf); unsigned char *alpha = image.GetAlpha(); - + int rowinc = gdk_pixbuf_get_rowstride(pixbuf) - 4 * width; - for (int y = 0; y < height; y++, out += rowinc) { for (int x = 0; x < width; x++, alpha++, out += 4, in += 3) @@ -962,17 +957,16 @@ bool wxBitmap::CreateFromImageAsPixbuf(const wxImage& image) out[3] = *alpha; } } - + return true; } -#endif // __WXGTK20__ wxImage wxBitmap::ConvertToImage() const { wxImage image; wxCHECK_MSG( Ok(), wxNullImage, wxT("invalid bitmap") ); - + image.Create(GetWidth(), GetHeight()); unsigned char *data = image.GetData(); @@ -982,15 +976,14 @@ wxImage wxBitmap::ConvertToImage() const return wxNullImage; } -#ifdef __WXGTK20__ if (HasPixbuf()) { GdkPixbuf *pixbuf = GetPixbuf(); wxASSERT( gdk_pixbuf_get_has_alpha(pixbuf) ); - + int w = GetWidth(); int h = GetHeight(); - + image.SetAlpha(); unsigned char *alpha = image.GetAlpha(); @@ -1010,7 +1003,6 @@ wxImage wxBitmap::ConvertToImage() const } } else -#endif // __WXGTK20__ { // the colour used as transparent one in wxImage and the one it is // replaced with when it really occurs in the bitmap @@ -1057,7 +1049,7 @@ wxImage wxBitmap::ConvertToImage() const int red_shift_left = 0; int green_shift_left = 0; int blue_shift_left = 0; - bool use_shift = FALSE; + bool use_shift = false; if (GetPixmap()) { @@ -1151,13 +1143,7 @@ wxImage wxBitmap::ConvertToImage() const return image; } -wxBitmap::wxBitmap( const wxBitmap& bmp ) - : wxGDIObject() -{ - Ref( bmp ); -} - -wxBitmap::wxBitmap( const wxString &filename, int type ) +wxBitmap::wxBitmap( const wxString &filename, wxBitmapType type ) { LoadFile( filename, type ); } @@ -1188,14 +1174,6 @@ wxBitmap::~wxBitmap() { } -wxBitmap& wxBitmap::operator = ( const wxBitmap& bmp ) -{ - if ( m_refData != bmp.m_refData ) - Ref( bmp ); - - return *this; -} - bool wxBitmap::operator == ( const wxBitmap& bmp ) const { return m_refData == bmp.m_refData; @@ -1208,12 +1186,10 @@ bool wxBitmap::operator != ( const wxBitmap& bmp ) const bool wxBitmap::Ok() const { - return (m_refData != NULL) && + return (m_refData != NULL) && ( -#ifdef __WXGTK20__ M_BMPDATA->m_pixbuf || -#endif - M_BMPDATA->m_bitmap || M_BMPDATA->m_pixmap + M_BMPDATA->m_bitmap || M_BMPDATA->m_pixmap ); } @@ -1257,7 +1233,7 @@ void wxBitmap::SetMask( wxMask *mask ) bool wxBitmap::CopyFromIcon(const wxIcon& icon) { *this = icon; - return TRUE; + return true; } wxBitmap wxBitmap::GetSubBitmap( const wxRect& rect) const @@ -1270,19 +1246,17 @@ wxBitmap wxBitmap::GetSubBitmap( const wxRect& rect) const wxBitmap ret( rect.width, rect.height, M_BMPDATA->m_bpp ); wxASSERT_MSG( ret.Ok(), wxT("GetSubBitmap error") ); -#ifdef __WXGTK20__ if (HasPixbuf()) { GdkPixbuf *pixbuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB, - TRUE/*has_alpha*/, - 8, GetWidth(), GetHeight()); + gdk_pixbuf_get_has_alpha(GetPixbuf()), + 8, rect.width, rect.height); ret.SetPixbuf(pixbuf); - gdk_pixbuf_copy_area(M_BMPDATA->m_pixbuf, + gdk_pixbuf_copy_area(GetPixbuf(), rect.x, rect.y, rect.width, rect.height, pixbuf, 0, 0); } else -#endif // __WXGTK20__ { if (ret.GetPixmap()) { @@ -1323,9 +1297,9 @@ wxBitmap wxBitmap::GetSubBitmap( const wxRect& rect) const return ret; } -bool wxBitmap::SaveFile( const wxString &name, int type, wxPalette *WXUNUSED(palette) ) +bool wxBitmap::SaveFile( const wxString &name, wxBitmapType type, const wxPalette *WXUNUSED(palette) ) const { - wxCHECK_MSG( Ok(), FALSE, wxT("invalid bitmap") ); + wxCHECK_MSG( Ok(), false, wxT("invalid bitmap") ); // Try to save the bitmap via wxImage handlers: { @@ -1333,15 +1307,15 @@ bool wxBitmap::SaveFile( const wxString &name, int type, wxPalette *WXUNUSED(pal if (image.Ok()) return image.SaveFile( name, type ); } - return FALSE; + return false; } -bool wxBitmap::LoadFile( const wxString &name, int type ) +bool wxBitmap::LoadFile( const wxString &name, wxBitmapType type ) { UnRef(); if (!wxFileExists(name)) - return FALSE; + return false; GdkVisual *visual = wxTheApp->GetGdkVisual(); @@ -1373,14 +1347,15 @@ bool wxBitmap::LoadFile( const wxString &name, int type ) { wxImage image; if ( !image.LoadFile( name, type ) || !image.Ok() ) - return FALSE; + return false; *this = wxBitmap(image); } - return TRUE; + return true; } +#if wxUSE_PALETTE wxPalette *wxBitmap::GetPalette() const { if (!Ok()) @@ -1389,6 +1364,12 @@ wxPalette *wxBitmap::GetPalette() const return M_BMPDATA->m_palette; } +void wxBitmap::SetPalette(const wxPalette& WXUNUSED(palette)) +{ + // TODO +} +#endif // wxUSE_PALETTE + void wxBitmap::SetHeight( int height ) { if (!m_refData) @@ -1419,6 +1400,7 @@ void wxBitmap::SetPixmap( GdkPixmap *pixmap ) m_refData = new wxBitmapRefData(); M_BMPDATA->m_pixmap = pixmap; + PurgeOtherRepresentations(Pixmap); } void wxBitmap::SetBitmap( GdkPixmap *bitmap ) @@ -1427,22 +1409,23 @@ void wxBitmap::SetBitmap( GdkPixmap *bitmap ) m_refData = new wxBitmapRefData(); M_BMPDATA->m_bitmap = bitmap; + PurgeOtherRepresentations(Pixmap); } GdkPixmap *wxBitmap::GetPixmap() const { wxCHECK_MSG( Ok(), (GdkPixmap *) NULL, wxT("invalid bitmap") ); -#ifdef __WXGTK20__ // create the pixmap on the fly if we use Pixbuf representation: if (HasPixbuf() && !HasPixmap()) { + delete M_BMPDATA->m_mask; + M_BMPDATA->m_mask = new wxMask(); gdk_pixbuf_render_pixmap_and_mask(M_BMPDATA->m_pixbuf, &M_BMPDATA->m_pixmap, - NULL /*mask*/, + &M_BMPDATA->m_mask->m_bitmap, 128 /*threshold*/); } -#endif // __WXGTK20__ return M_BMPDATA->m_pixmap; } @@ -1461,11 +1444,52 @@ GdkBitmap *wxBitmap::GetBitmap() const return M_BMPDATA->m_bitmap; } -#ifdef __WXGTK20__ GdkPixbuf *wxBitmap::GetPixbuf() const { wxCHECK_MSG( Ok(), NULL, wxT("invalid bitmap") ); + if (HasPixmap() && !HasPixbuf()) + { + int width = GetWidth(); + int height = GetHeight(); + + GdkPixbuf *pixbuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB, + GetMask() != NULL, + 8, width, height); + M_BMPDATA->m_pixbuf = + gdk_pixbuf_get_from_drawable(pixbuf, M_BMPDATA->m_pixmap, NULL, + 0, 0, 0, 0, width, height); + + // apply the mask to created pixbuf: + if (M_BMPDATA->m_pixbuf && M_BMPDATA->m_mask) + { + GdkPixbuf *pmask = + gdk_pixbuf_get_from_drawable(NULL, + M_BMPDATA->m_mask->GetBitmap(), + NULL, + 0, 0, 0, 0, width, height); + if (pmask) + { + guchar *bmp = gdk_pixbuf_get_pixels(pixbuf); + guchar *mask = gdk_pixbuf_get_pixels(pmask); + int bmprowinc = gdk_pixbuf_get_rowstride(pixbuf) - 4 * width; + int maskrowinc = gdk_pixbuf_get_rowstride(pmask) - 3 * width; + + for (int y = 0; y < height; + y++, bmp += bmprowinc, mask += maskrowinc) + { + for (int x = 0; x < width; x++, bmp += 4, mask += 3) + { + if (mask[0] == 0 /*black pixel*/) + bmp[3] = 0; + } + } + + gdk_pixbuf_unref(pmask); + } + } + } + return M_BMPDATA->m_pixbuf; } @@ -1482,6 +1506,7 @@ void wxBitmap::SetPixbuf( GdkPixbuf *pixbuf ) m_refData = new wxBitmapRefData(); M_BMPDATA->m_pixbuf = pixbuf; + PurgeOtherRepresentations(Pixbuf); } void wxBitmap::PurgeOtherRepresentations(wxBitmap::Representation keep) @@ -1498,4 +1523,88 @@ void wxBitmap::PurgeOtherRepresentations(wxBitmap::Representation keep) } } -#endif // __WXGTK20__ +void *wxBitmap::GetRawData(wxPixelDataBase& data, int bpp) +{ + if (bpp != 32) + return NULL; + + GdkPixbuf *pixbuf = GetPixbuf(); + if (!pixbuf) + return NULL; + +#if 0 + if (gdk_pixbuf_get_has_alpha( pixbuf )) + wxPrintf( wxT("Has alpha\n") ); + else + wxPrintf( wxT("No alpha.\n") ); +#endif + + data.m_height = gdk_pixbuf_get_height( pixbuf ); + data.m_width = gdk_pixbuf_get_width( pixbuf ); + data.m_stride = gdk_pixbuf_get_rowstride( pixbuf ); + + return gdk_pixbuf_get_pixels( pixbuf ); +} + +void wxBitmap::UngetRawData(wxPixelDataBase& WXUNUSED(data)) +{ +} + + +bool wxBitmap::HasAlpha() const +{ + return HasPixbuf(); +} + +void wxBitmap::UseAlpha() +{ + GetPixbuf(); +} + +//----------------------------------------------------------------------------- +// wxBitmapHandler +//----------------------------------------------------------------------------- + +IMPLEMENT_DYNAMIC_CLASS(wxBitmapHandler,wxBitmapHandlerBase) + +wxBitmapHandler::~wxBitmapHandler() +{ +} + +bool wxBitmapHandler::Create(wxBitmap * WXUNUSED(bitmap), + void * WXUNUSED(data), + long WXUNUSED(type), + int WXUNUSED(width), + int WXUNUSED(height), + int WXUNUSED(depth)) +{ + wxFAIL_MSG( _T("not implemented") ); + + return false; +} + +bool wxBitmapHandler::LoadFile(wxBitmap * WXUNUSED(bitmap), + const wxString& WXUNUSED(name), + long WXUNUSED(flags), + int WXUNUSED(desiredWidth), + int WXUNUSED(desiredHeight)) +{ + wxFAIL_MSG( _T("not implemented") ); + + return false; +} + +bool wxBitmapHandler::SaveFile(const wxBitmap * WXUNUSED(bitmap), + const wxString& WXUNUSED(name), + int WXUNUSED(type), + const wxPalette * WXUNUSED(palette)) +{ + wxFAIL_MSG( _T("not implemented") ); + + return false; +} + +/* static */ void wxBitmap::InitStandardHandlers() +{ + // TODO: Insert handler based on GdkPixbufs handler later +}