X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/b5f01ae00e0597d24b76e54aff7a8f369ab83c15..d2c2afc91be4bdb6e036516785f334ddb54afa0c:/src/gtk/bitmap.cpp?ds=sidebyside diff --git a/src/gtk/bitmap.cpp b/src/gtk/bitmap.cpp index 170e8daf4f..e708aaec54 100644 --- a/src/gtk/bitmap.cpp +++ b/src/gtk/bitmap.cpp @@ -7,10 +7,16 @@ // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#ifdef __GNUG__ +#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/icon.h" #include "wx/filefn.h" @@ -18,13 +24,22 @@ #include "wx/dcmemory.h" #include "wx/app.h" +#ifdef __WXGTK20__ + // need this to get gdk_image_new_bitmap() + #define GDK_ENABLE_BROKEN +#endif + #include #include #include -#if (GTK_MINOR_VERSION > 0) -#include -#endif +#ifdef __WXGTK20__ + #include +#else // GTK+ 1.2 + #include +#endif // GTK+ 2.0/1.2 + +#include extern void gdk_wx_draw_bitmap (GdkDrawable *drawable, GdkGC *gc, @@ -40,7 +55,7 @@ extern void gdk_wx_draw_bitmap (GdkDrawable *drawable, // data //----------------------------------------------------------------------------- -extern GtkWidget *wxRootWindow; +extern GtkWidget *wxGetRootWindow(); //----------------------------------------------------------------------------- // wxMask @@ -86,10 +101,10 @@ bool wxMask::Create( const wxBitmap& bitmap, m_bitmap = (GdkBitmap*) NULL; } - wxImage image( bitmap ); + wxImage image = bitmap.ConvertToImage(); if (!image.Ok()) return FALSE; - m_bitmap = gdk_pixmap_new( wxRootWindow->window, image.GetWidth(), image.GetHeight(), 1 ); + m_bitmap = gdk_pixmap_new( wxGetRootWindow()->window, image.GetWidth(), image.GetHeight(), 1 ); GdkGC *gc = gdk_gc_new( m_bitmap ); GdkColor color; @@ -108,23 +123,29 @@ bool wxMask::Create( const wxBitmap& bitmap, unsigned char green = colour.Green(); unsigned char blue = colour.Blue(); - GdkVisual *visual = gdk_window_get_visual( wxRootWindow->window ); - wxASSERT( visual ); - + GdkVisual *visual = wxTheApp->GetGdkVisual(); + int bpp = visual->depth; - if ((bpp == 16) && (visual->red_mask != 0xf800)) bpp = 15; + if ((bpp == 16) && (visual->red_mask != 0xf800)) + bpp = 15; if (bpp == 15) { red = red & 0xf8; green = green & 0xf8; blue = blue & 0xf8; } - if (bpp == 16) + else if (bpp == 16) { red = red & 0xf8; green = green & 0xfc; blue = blue & 0xf8; } + else if (bpp == 12) + { + red = red & 0xf0; + green = green & 0xf0; + blue = blue & 0xf0; + } color.red = 0; color.green = 0; @@ -170,7 +191,7 @@ bool wxMask::Create( const wxBitmap& bitmap, int paletteIndex ) wxPalette *pal = bitmap.GetPalette(); 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)); @@ -188,7 +209,7 @@ bool wxMask::Create( const wxBitmap& bitmap ) wxCHECK_MSG( bitmap.GetBitmap(), FALSE, wxT("Cannot create mask from colour bitmap") ); - m_bitmap = gdk_pixmap_new( wxRootWindow->window, bitmap.GetWidth(), bitmap.GetHeight(), 1 ); + m_bitmap = gdk_pixmap_new( wxGetRootWindow()->window, bitmap.GetWidth(), bitmap.GetHeight(), 1 ); if (!m_bitmap) return FALSE; @@ -238,10 +259,12 @@ wxBitmapRefData::wxBitmapRefData() wxBitmapRefData::~wxBitmapRefData() { - if (m_pixmap) gdk_pixmap_unref( m_pixmap ); - if (m_bitmap) gdk_bitmap_unref( m_bitmap ); - if (m_mask) delete m_mask; - if (m_palette) delete m_palette; + if (m_pixmap) + gdk_pixmap_unref( m_pixmap ); + if (m_bitmap) + gdk_bitmap_unref( m_bitmap ); + delete m_mask; + delete m_palette; } //----------------------------------------------------------------------------- @@ -252,29 +275,29 @@ IMPLEMENT_DYNAMIC_CLASS(wxBitmap,wxGDIObject) wxBitmap::wxBitmap() { - if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this); } wxBitmap::wxBitmap( int width, int height, int depth ) { Create( width, height, depth ); - - if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this); } bool wxBitmap::Create( int width, int height, int depth ) { UnRef(); - wxCHECK_MSG( (width > 0) && (height > 0), FALSE, wxT("invalid bitmap size") ) + if ( width <= 0 || height <= 0 ) + { + return false; + } - GdkVisual *visual = gdk_window_get_visual( wxRootWindow->window ); - wxASSERT( visual ); + GdkVisual *visual = wxTheApp->GetGdkVisual(); - if (depth == -1) depth = visual->depth; + if (depth == -1) + depth = visual->depth; - wxCHECK_MSG( (depth == visual->depth) || - (depth == 1), FALSE, wxT("invalid bitmap depth") ) + wxCHECK_MSG( (depth == visual->depth) || (depth == 1), FALSE, + wxT("invalid bitmap depth") ) m_refData = new wxBitmapRefData(); M_BMPDATA->m_mask = (wxMask *) NULL; @@ -282,12 +305,12 @@ bool wxBitmap::Create( int width, int height, int depth ) M_BMPDATA->m_height = height; if (depth == 1) { - M_BMPDATA->m_bitmap = gdk_pixmap_new( wxRootWindow->window, width, height, 1 ); + M_BMPDATA->m_bitmap = gdk_pixmap_new( wxGetRootWindow()->window, width, height, 1 ); M_BMPDATA->m_bpp = 1; } else { - M_BMPDATA->m_pixmap = gdk_pixmap_new( wxRootWindow->window, width, height, depth ); + M_BMPDATA->m_pixmap = gdk_pixmap_new( wxGetRootWindow()->window, width, height, depth ); M_BMPDATA->m_bpp = visual->depth; } @@ -296,16 +319,17 @@ bool wxBitmap::Create( int width, int height, int depth ) bool wxBitmap::CreateFromXpm( const char **bits ) { + UnRef(); + wxCHECK_MSG( bits != NULL, FALSE, wxT("invalid bitmap data") ) - GdkVisual *visual = gdk_window_get_visual( wxRootWindow->window ); - wxASSERT( visual ); - + GdkVisual *visual = wxTheApp->GetGdkVisual(); + m_refData = new wxBitmapRefData(); GdkBitmap *mask = (GdkBitmap*) NULL; - M_BMPDATA->m_pixmap = gdk_pixmap_create_from_xpm_d( wxRootWindow->window, &mask, NULL, (gchar **) 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") ); @@ -317,41 +341,222 @@ bool wxBitmap::CreateFromXpm( const char **bits ) gdk_window_get_size( M_BMPDATA->m_pixmap, &(M_BMPDATA->m_width), &(M_BMPDATA->m_height) ); - M_BMPDATA->m_bpp = visual->depth; // ? - - if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this); + M_BMPDATA->m_bpp = visual->depth; // Can we get a different depth from create_from_xpm_d() ? return TRUE; } -extern GtkWidget *wxRootWindow; +wxBitmap wxBitmap::Rescale( int clipx, int clipy, int clipwidth, int clipheight, int newx, int newy ) +{ + wxCHECK_MSG( Ok(), wxNullBitmap, wxT("invalid bitmap") ); + + if (newy==M_BMPDATA->m_width && newy==M_BMPDATA->m_height) + return *this; + + GdkImage *img = (GdkImage*) NULL; + if (GetPixmap()) + img = gdk_image_get( GetPixmap(), 0, 0, GetWidth(), GetHeight() ); + else if (GetBitmap()) + img = gdk_image_get( GetBitmap(), 0, 0, GetWidth(), GetHeight() ); + else + wxFAIL_MSG( wxT("Ill-formed bitmap") ); + + wxCHECK_MSG( img, wxNullBitmap, wxT("couldn't create image") ); + + wxBitmap bmp; + int bpp = -1; + + int width = wxMax(newx, 1); + int height = wxMax(newy, 1); + width = wxMin(width, clipwidth); + height = wxMin(height, clipheight); + + GdkGC *gc = NULL; + GdkPixmap *dstpix = NULL; + if (GetPixmap()) + { + GdkVisual *visual = gdk_window_get_visual( GetPixmap() ); + if (visual == NULL) + visual = wxTheApp->GetGdkVisual(); + + bpp = visual->depth; + bmp = wxBitmap(width,height,bpp); + dstpix = bmp.GetPixmap(); + gc = gdk_gc_new( dstpix ); + } + + char *dst = NULL; + long dstbyteperline = 0; + + if (GetBitmap()) + { + bpp = 1; + dstbyteperline = width/8*M_BMPDATA->m_bpp; + if (width*M_BMPDATA->m_bpp % 8 != 0) + 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; + // prepare accel-tables + int *tablex = (int *)calloc(width,sizeof(int)); + int *tabley = (int *)calloc(height,sizeof(int)); + + // accel table filled with clipped values + for (int x = 0; x < width; x++) + tablex[x] = (int) (scx * (x+clipx)); + for (int y = 0; y < height; y++) + tabley[y] = (int) (scy * (y+clipy)); + + // Main rescaling routine starts here + for (int h = 0; h < height; h++) + { + char outbyte = 0; + int old_x = -1; + guint32 old_pixval; + + for (int w = 0; w < width; w++) + { + guint32 pixval; + int x = tablex[w]; + if (x == old_x) + pixval = old_pixval; + else + { + pixval = gdk_image_get_pixel( img, x, tabley[h] ); + old_pixval = pixval; + old_x = x; + } + + if (bpp == 1) + { + if (!pixval) + { + char bit=1; + char shift = bit << w % 8; + outbyte |= shift; + } + + if ((w+1)%8==0) + { + dst[h*dstbyteperline+w/8] = outbyte; + outbyte = 0; + } + } + else + { + GdkColor col; + col.pixel = pixval; + gdk_gc_set_foreground( gc, &col ); + gdk_draw_point( dstpix, gc, w, h); + } + } + + // do not forget the last byte + if ((bpp == 1) && (width % 8 != 0)) + dst[h*dstbyteperline+width/8] = outbyte; + } + + gdk_image_destroy( img ); + if (gc) gdk_gc_unref( gc ); + + if (bpp == 1) + { + bmp = wxBitmap( (const char *)dst, width, height, 1 ); + free( dst ); + } + + if (GetMask()) + { + dstbyteperline = width/8; + if (width % 8 != 0) + dstbyteperline++; + dst = (char*) malloc(dstbyteperline*height); + img = gdk_image_get( GetMask()->GetBitmap(), 0, 0, GetWidth(), GetHeight() ); + + for (int h = 0; h < height; h++) + { + char outbyte = 0; + int old_x = -1; + guint32 old_pixval; + + for (int w = 0; w < width; w++) + { + guint32 pixval; + int x = tablex[w]; + if (x == old_x) + pixval = old_pixval; + else + { + pixval = gdk_image_get_pixel( img, x, tabley[h] ); + old_pixval = pixval; + old_x = x; + } + + if (pixval) + { + char bit=1; + 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; + } + wxMask* mask = new wxMask; + mask->m_bitmap = gdk_bitmap_create_from_data( wxGetRootWindow()->window, (gchar *) dst, width, height ); + bmp.SetMask(mask); + + free( dst ); + gdk_image_destroy( img ); + } + + free( tablex ); + free( tabley ); + + 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") ) + int width = image.GetWidth(); + int height = image.GetHeight(); + + if ( width <= 0 || height <= 0 ) + { + return false; + } + m_refData = new wxBitmapRefData(); - - if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this); + + SetHeight( height ); + SetWidth( width ); // ------ - // convertion to mono bitmap: + // conversion to mono bitmap: // ------ if (depth == 1) { - int width = image.GetWidth(); - int height = image.GetHeight(); - - SetHeight( height ); - SetWidth( width ); - - SetBitmap( gdk_pixmap_new( wxRootWindow->window, width, height, 1 ) ); + SetBitmap( gdk_pixmap_new( wxGetRootWindow()->window, width, height, 1 ) ); SetDepth( 1 ); - GdkVisual *visual = gdk_window_get_visual( wxRootWindow->window ); - wxASSERT( visual ); + GdkVisual *visual = wxTheApp->GetGdkVisual(); // Create picture image @@ -371,7 +576,7 @@ bool wxBitmap::CreateFromImage( const wxImage& image, int depth ) mask_image = gdk_image_new_bitmap( visual, mask_data, width, height ); wxMask *mask = new wxMask(); - mask->m_bitmap = gdk_pixmap_new( wxRootWindow->window, width, height, 1 ); + mask->m_bitmap = gdk_pixmap_new( wxGetRootWindow()->window, width, height, 1 ); SetMask( mask ); } @@ -431,35 +636,33 @@ bool wxBitmap::CreateFromImage( const wxImage& image, int depth ) gdk_gc_unref( mask_gc ); } } - + // ------ - // convertion to colour bitmap: + // conversion to colour bitmap: // ------ else { - int width = image.GetWidth(); - int height = image.GetHeight(); - - SetHeight( height ); - SetWidth( width ); + SetPixmap( gdk_pixmap_new( wxGetRootWindow()->window, width, height, -1 ) ); - SetPixmap( gdk_pixmap_new( wxRootWindow->window, width, height, -1 ) ); - - // Retrieve depth - - GdkVisual *visual = gdk_window_get_visual( wxRootWindow->window ); - wxASSERT( visual ); + GdkVisual *visual = wxTheApp->GetGdkVisual(); int bpp = visual->depth; SetDepth( bpp ); - if ((bpp == 16) && (visual->red_mask != 0xf800)) bpp = 15; - if (bpp < 8) bpp = 8; - -#if (GTK_MINOR_VERSION > 0) - - if (!image.HasMask() && (bpp > 8)) + if ((bpp == 16) && (visual->red_mask != 0xf800)) + bpp = 15; + else if (bpp < 8) + bpp = 8; + + // We handle 8-bit bitmaps ourselves using the colour cube, 12-bit + // visuals are not supported by GDK so we do these ourselves, too. + // 15-bit and 16-bit should actually work and 24-bit certainly does. +#ifdef __sgi + if (!image.HasMask() && (bpp > 16)) +#else + if (!image.HasMask() && (bpp > 12)) +#endif { static bool s_hasInitialized = FALSE; @@ -483,8 +686,6 @@ bool wxBitmap::CreateFromImage( const wxImage& image, int depth ) return TRUE; } -#endif - // Create picture image GdkImage *data_image = @@ -501,7 +702,7 @@ bool wxBitmap::CreateFromImage( const wxImage& image, int depth ) mask_image = gdk_image_new_bitmap( visual, mask_data, width, height ); wxMask *mask = new wxMask(); - mask->m_bitmap = gdk_pixmap_new( wxRootWindow->window, width, height, 1 ); + mask->m_bitmap = gdk_pixmap_new( wxGetRootWindow()->window, width, height, 1 ); SetMask( mask ); } @@ -511,10 +712,10 @@ bool wxBitmap::CreateFromImage( const wxImage& image, int depth ) enum byte_order { RGB, RBG, BRG, BGR, GRB, GBR }; byte_order b_o = RGB; - if (bpp >= 24) + if (bpp > 8) { if ((visual->red_mask > visual->green_mask) && (visual->green_mask > visual->blue_mask)) b_o = RGB; - else if ((visual->red_mask > visual->blue_mask) && (visual->blue_mask > visual->green_mask)) b_o = RGB; + else if ((visual->red_mask > visual->blue_mask) && (visual->blue_mask > visual->green_mask)) b_o = RBG; else if ((visual->blue_mask > visual->red_mask) && (visual->red_mask > visual->green_mask)) b_o = BRG; else if ((visual->blue_mask > visual->green_mask) && (visual->green_mask > visual->red_mask)) b_o = BGR; else if ((visual->green_mask > visual->red_mask) && (visual->red_mask > visual->blue_mask)) b_o = GRB; @@ -549,7 +750,7 @@ bool wxBitmap::CreateFromImage( const wxImage& image, int depth ) switch (bpp) { - case 8: + case 8: { int pixel = -1; if (wxTheApp->m_colorCube) @@ -576,34 +777,69 @@ bool wxBitmap::CreateFromImage( const wxImage& image, int depth ) break; } - case 15: + case 12: // SGI only + { + guint32 pixel = 0; + switch (b_o) + { + case RGB: pixel = ((r & 0xf0) << 4) | (g & 0xf0) | ((b & 0xf0) >> 4); break; + case RBG: pixel = ((r & 0xf0) << 4) | (b & 0xf0) | ((g & 0xf0) >> 4); break; + case GRB: pixel = ((g & 0xf0) << 4) | (r & 0xf0) | ((b & 0xf0) >> 4); break; + case GBR: pixel = ((g & 0xf0) << 4) | (b & 0xf0) | ((r & 0xf0) >> 4); break; + case BRG: pixel = ((b & 0xf0) << 4) | (r & 0xf0) | ((g & 0xf0) >> 4); break; + case BGR: pixel = ((b & 0xf0) << 4) | (g & 0xf0) | ((r & 0xf0) >> 4); break; + } + gdk_image_put_pixel( data_image, x, y, pixel ); + break; + } + case 15: { - guint32 pixel = ((r & 0xf8) << 7) | ((g & 0xf8) << 2) | ((b & 0xf8) >> 3); + guint32 pixel = 0; + switch (b_o) + { + case RGB: pixel = ((r & 0xf8) << 7) | ((g & 0xf8) << 2) | ((b & 0xf8) >> 3); break; + case RBG: pixel = ((r & 0xf8) << 7) | ((b & 0xf8) << 2) | ((g & 0xf8) >> 3); break; + case GRB: pixel = ((g & 0xf8) << 7) | ((r & 0xf8) << 2) | ((b & 0xf8) >> 3); break; + case GBR: pixel = ((g & 0xf8) << 7) | ((b & 0xf8) << 2) | ((r & 0xf8) >> 3); break; + case BRG: pixel = ((b & 0xf8) << 7) | ((r & 0xf8) << 2) | ((g & 0xf8) >> 3); break; + case BGR: pixel = ((b & 0xf8) << 7) | ((g & 0xf8) << 2) | ((r & 0xf8) >> 3); break; + } gdk_image_put_pixel( data_image, x, y, pixel ); break; } - case 16: + case 16: { - guint32 pixel = ((r & 0xf8) << 8) | ((g & 0xfc) << 3) | ((b & 0xf8) >> 3); + // I actually don't know if for 16-bit displays, it is alway the green + // component or the second component which has 6 bits. + guint32 pixel = 0; + switch (b_o) + { + case RGB: pixel = ((r & 0xf8) << 8) | ((g & 0xfc) << 3) | ((b & 0xf8) >> 3); break; + case RBG: pixel = ((r & 0xf8) << 8) | ((b & 0xfc) << 3) | ((g & 0xf8) >> 3); break; + case GRB: pixel = ((g & 0xf8) << 8) | ((r & 0xfc) << 3) | ((b & 0xf8) >> 3); break; + case GBR: pixel = ((g & 0xf8) << 8) | ((b & 0xfc) << 3) | ((r & 0xf8) >> 3); break; + case BRG: pixel = ((b & 0xf8) << 8) | ((r & 0xfc) << 3) | ((g & 0xf8) >> 3); break; + case BGR: pixel = ((b & 0xf8) << 8) | ((g & 0xfc) << 3) | ((r & 0xf8) >> 3); break; + } gdk_image_put_pixel( data_image, x, y, pixel ); break; } - case 32: - case 24: + case 32: + case 24: { guint32 pixel = 0; switch (b_o) { - case RGB: pixel = (r << 16) | (g << 8) | b; break; - case RBG: pixel = (r << 16) | (b << 8) | g; break; - case BRG: pixel = (b << 16) | (r << 8) | g; break; - case BGR: pixel = (b << 16) | (g << 8) | r; break; - case GRB: pixel = (g << 16) | (r << 8) | b; break; - case GBR: pixel = (g << 16) | (b << 8) | r; break; + case RGB: pixel = (r << 16) | (g << 8) | b; break; + case RBG: pixel = (r << 16) | (b << 8) | g; break; + case BRG: pixel = (b << 16) | (r << 8) | g; break; + case BGR: pixel = (b << 16) | (g << 8) | r; break; + case GRB: pixel = (g << 16) | (r << 8) | b; break; + case GBR: pixel = (g << 16) | (b << 8) | r; break; } gdk_image_put_pixel( data_image, x, y, pixel ); } - default: break; + default: break; } } // for } // for @@ -635,29 +871,37 @@ bool wxBitmap::CreateFromImage( const wxImage& image, int depth ) wxImage wxBitmap::ConvertToImage() const { + // the colour used as transparent one in wxImage and the one it is replaced + // with when it really 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; + wxImage image; - + wxCHECK_MSG( Ok(), wxNullImage, wxT("invalid bitmap") ); GdkImage *gdk_image = (GdkImage*) NULL; if (GetPixmap()) { gdk_image = gdk_image_get( GetPixmap(), - 0, 0, - GetWidth(), GetHeight() ); - } else - if (GetBitmap()) + 0, 0, + GetWidth(), GetHeight() ); + } + else if (GetBitmap()) { gdk_image = gdk_image_get( GetBitmap(), - 0, 0, - GetWidth(), GetHeight() ); - } else + 0, 0, + GetWidth(), GetHeight() ); + } + else { wxFAIL_MSG( wxT("Ill-formed bitmap") ); } wxCHECK_MSG( gdk_image, wxNullImage, wxT("couldn't create image") ); - + image.Create( GetWidth(), GetHeight() ); char unsigned *data = image.GetData(); @@ -672,10 +916,10 @@ wxImage wxBitmap::ConvertToImage() const if (GetMask()) { gdk_image_mask = gdk_image_get( GetMask()->GetBitmap(), - 0, 0, - GetWidth(), GetHeight() ); + 0, 0, + GetWidth(), GetHeight() ); - image.SetMaskColour( 16, 16, 16 ); // anything unlikely and dividable + image.SetMaskColour( MASK_RED, MASK_GREEN, MASK_BLUE ); } int bpp = -1; @@ -690,10 +934,12 @@ wxImage wxBitmap::ConvertToImage() const if (GetPixmap()) { GdkVisual *visual = gdk_window_get_visual( GetPixmap() ); + if (visual == NULL) + visual = wxTheApp->GetGdkVisual(); - if (visual == NULL) visual = gdk_window_get_visual( wxRootWindow->window ); bpp = visual->depth; - if (bpp == 16) bpp = visual->red_prec + visual->green_prec + visual->blue_prec; + if (bpp == 16) + bpp = visual->red_prec + visual->green_prec + visual->blue_prec; red_shift_right = visual->red_shift; red_shift_left = 8-visual->red_prec; green_shift_right = visual->green_shift; @@ -717,27 +963,27 @@ wxImage wxBitmap::ConvertToImage() const for (int i = 0; i < GetWidth(); i++) { wxUint32 pixel = gdk_image_get_pixel( gdk_image, i, j ); - if (bpp == 1) + if (bpp == 1) + { + if (pixel == 0) { - if (pixel == 0) - { data[pos] = 0; data[pos+1] = 0; data[pos+2] = 0; - } - else - { + } + else + { data[pos] = 255; data[pos+1] = 255; data[pos+2] = 255; - } + } } else if (use_shift) { data[pos] = (pixel >> red_shift_right) << red_shift_left; data[pos+1] = (pixel >> green_shift_right) << green_shift_left; data[pos+2] = (pixel >> blue_shift_right) << blue_shift_left; - } + } else if (cmap->colors) { data[pos] = cmap->colors[pixel].red >> 8; @@ -754,9 +1000,15 @@ wxImage wxBitmap::ConvertToImage() const int mask_pixel = gdk_image_get_pixel( gdk_image_mask, i, j ); if (mask_pixel == 0) { - data[pos] = 16; - data[pos+1] = 16; - data[pos+2] = 16; + data[pos] = MASK_RED; + data[pos+1] = MASK_GREEN; + data[pos+2] = MASK_BLUE; + } + else if ( data[pos] == MASK_RED && + data[pos+1] == MASK_GREEN && + data[pos+2] == MASK_BLUE ) + { + data[pos+2] = MASK_BLUE_REPLACEMENT; } } @@ -765,50 +1017,53 @@ wxImage wxBitmap::ConvertToImage() const } gdk_image_destroy( gdk_image ); - if (gdk_image_mask) gdk_image_destroy( gdk_image_mask ); + if (gdk_image_mask) gdk_image_destroy( gdk_image_mask ); return image; } wxBitmap::wxBitmap( const wxBitmap& bmp ) + : wxGDIObject() { Ref( bmp ); - - if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this); } wxBitmap::wxBitmap( const wxString &filename, int type ) { LoadFile( filename, type ); - - if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this); } wxBitmap::wxBitmap( const char bits[], int width, int height, int WXUNUSED(depth)) { - m_refData = new wxBitmapRefData(); - - M_BMPDATA->m_mask = (wxMask *) NULL; - M_BMPDATA->m_bitmap = - gdk_bitmap_create_from_data( wxRootWindow->window, (gchar *) bits, width, height ); - M_BMPDATA->m_width = width; - M_BMPDATA->m_height = height; - M_BMPDATA->m_bpp = 1; + if ( width > 0 && height > 0 ) + { + m_refData = new wxBitmapRefData(); - wxCHECK_RET( M_BMPDATA->m_bitmap, wxT("couldn't create bitmap") ); + M_BMPDATA->m_mask = (wxMask *) NULL; + M_BMPDATA->m_bitmap = gdk_bitmap_create_from_data + ( + wxGetRootWindow()->window, + (gchar *) bits, + width, + height + ); + M_BMPDATA->m_width = width; + M_BMPDATA->m_height = height; + M_BMPDATA->m_bpp = 1; - if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this); + wxASSERT_MSG( M_BMPDATA->m_bitmap, wxT("couldn't create bitmap") ); + } } wxBitmap::~wxBitmap() { - if (wxTheBitmapList) wxTheBitmapList->DeleteObject(this); } wxBitmap& wxBitmap::operator = ( const wxBitmap& bmp ) { - if (*this == bmp) return (*this); - Ref( bmp ); + if ( m_refData != bmp.m_refData ) + Ref( bmp ); + return *this; } @@ -824,7 +1079,7 @@ bool wxBitmap::operator != ( const wxBitmap& bmp ) const bool wxBitmap::Ok() const { - return (m_refData != NULL); + return (m_refData != NULL) && (M_BMPDATA->m_bitmap || M_BMPDATA->m_pixmap); } int wxBitmap::GetHeight() const @@ -864,6 +1119,12 @@ void wxBitmap::SetMask( wxMask *mask ) M_BMPDATA->m_mask = mask; } +bool wxBitmap::CopyFromIcon(const wxIcon& icon) +{ + *this = icon; + return TRUE; +} + wxBitmap wxBitmap::GetSubBitmap( const wxRect& rect) const { wxCHECK_MSG( Ok() && @@ -883,6 +1144,11 @@ wxBitmap wxBitmap::GetSubBitmap( const wxRect& rect) const else { GdkGC *gc = gdk_gc_new( ret.GetBitmap() ); + GdkColor col; + col.pixel = 0xFFFFFF; + gdk_gc_set_foreground( gc, &col ); + col.pixel = 0; + gdk_gc_set_background( gc, &col ); gdk_wx_draw_bitmap( ret.GetBitmap(), gc, GetBitmap(), rect.x, rect.y, 0, 0, rect.width, rect.height ); gdk_gc_destroy( gc ); } @@ -890,10 +1156,15 @@ wxBitmap wxBitmap::GetSubBitmap( const wxRect& rect) const if (GetMask()) { wxMask *mask = new wxMask; - mask->m_bitmap = gdk_pixmap_new( wxRootWindow->window, rect.width, rect.height, 1 ); + mask->m_bitmap = gdk_pixmap_new( wxGetRootWindow()->window, rect.width, rect.height, 1 ); GdkGC *gc = gdk_gc_new( mask->m_bitmap ); - gdk_wx_draw_bitmap( mask->m_bitmap, gc, M_BMPDATA->m_mask->m_bitmap, 0, 0, rect.x, rect.y, rect.width, rect.height ); + GdkColor col; + col.pixel = 0xFFFFFF; + gdk_gc_set_foreground( gc, &col ); + col.pixel = 0; + gdk_gc_set_background( gc, &col ); + gdk_wx_draw_bitmap( mask->m_bitmap, gc, M_BMPDATA->m_mask->m_bitmap, rect.x, rect.y, 0, 0, rect.width, rect.height ); gdk_gc_destroy( gc ); ret.SetMask( mask ); @@ -908,7 +1179,7 @@ bool wxBitmap::SaveFile( const wxString &name, int type, wxPalette *WXUNUSED(pal // Try to save the bitmap via wxImage handlers: { - wxImage image( *this ); + wxImage image = ConvertToImage(); if (image.Ok()) return image.SaveFile( name, type ); } @@ -919,18 +1190,24 @@ bool wxBitmap::LoadFile( const wxString &name, int type ) { UnRef(); - if (!wxFileExists(name)) return FALSE; + if (!wxFileExists(name)) + return FALSE; + + GdkVisual *visual = wxTheApp->GetGdkVisual(); - GdkVisual *visual = gdk_window_get_visual( wxRootWindow->window ); - wxASSERT( visual ); - if (type == wxBITMAP_TYPE_XPM) { m_refData = new wxBitmapRefData(); GdkBitmap *mask = (GdkBitmap*) NULL; - M_BMPDATA->m_pixmap = gdk_pixmap_create_from_xpm( wxRootWindow->window, &mask, NULL, name.fn_str() ); + M_BMPDATA->m_pixmap = gdk_pixmap_create_from_xpm + ( + wxGetRootWindow()->window, + &mask, + NULL, + name.fn_str() + ); if (mask) { @@ -939,15 +1216,16 @@ bool wxBitmap::LoadFile( const wxString &name, int type ) } gdk_window_get_size( M_BMPDATA->m_pixmap, &(M_BMPDATA->m_width), &(M_BMPDATA->m_height) ); - + M_BMPDATA->m_bpp = visual->depth; } else // try if wxImage can load it { wxImage image; - if (!image.LoadFile( name, type )) return FALSE; - if (image.Ok()) *this = image.ConvertToBitmap(); - else return FALSE; + if ( !image.LoadFile( name, type ) || !image.Ok() ) + return FALSE; + + *this = wxBitmap(image); } return TRUE; @@ -955,42 +1233,48 @@ bool wxBitmap::LoadFile( const wxString &name, int type ) wxPalette *wxBitmap::GetPalette() const { - if (!Ok()) return (wxPalette *) NULL; + if (!Ok()) + return (wxPalette *) NULL; return M_BMPDATA->m_palette; } void wxBitmap::SetHeight( int height ) { - if (!m_refData) m_refData = new wxBitmapRefData(); + if (!m_refData) + m_refData = new wxBitmapRefData(); M_BMPDATA->m_height = height; } void wxBitmap::SetWidth( int width ) { - if (!m_refData) m_refData = new wxBitmapRefData(); + if (!m_refData) + m_refData = new wxBitmapRefData(); M_BMPDATA->m_width = width; } void wxBitmap::SetDepth( int depth ) { - if (!m_refData) m_refData = new wxBitmapRefData(); + if (!m_refData) + m_refData = new wxBitmapRefData(); M_BMPDATA->m_bpp = depth; } void wxBitmap::SetPixmap( GdkPixmap *pixmap ) { - if (!m_refData) m_refData = new wxBitmapRefData(); + if (!m_refData) + m_refData = new wxBitmapRefData(); M_BMPDATA->m_pixmap = pixmap; } void wxBitmap::SetBitmap( GdkPixmap *bitmap ) { - if (!m_refData) m_refData = new wxBitmapRefData(); + if (!m_refData) + m_refData = new wxBitmapRefData(); M_BMPDATA->m_bitmap = bitmap; }