X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/7ecb8b06ade47981aa828a3f7fb4278f822456d3..1c405bb51093fc7812fb66e7d47faac5707e02b5:/src/gtk/bitmap.cpp diff --git a/src/gtk/bitmap.cpp b/src/gtk/bitmap.cpp index 1f62c2a11b..4f5ad6a770 100644 --- a/src/gtk/bitmap.cpp +++ b/src/gtk/bitmap.cpp @@ -111,8 +111,7 @@ bool wxMask::Create( const wxBitmap& bitmap, unsigned char green = colour.Green(); unsigned char blue = colour.Blue(); - GdkVisual *visual = gdk_window_get_visual( wxGetRootWindow()->window ); - wxASSERT( visual ); + GdkVisual *visual = wxTheApp->GetGdkVisual(); int bpp = visual->depth; if ((bpp == 16) && (visual->red_mask != 0xf800)) bpp = 15; @@ -121,12 +120,18 @@ bool wxMask::Create( const wxBitmap& bitmap, red = red & 0xf8; green = green & 0xf8; blue = blue & 0xf8; - } + } 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; @@ -268,8 +273,7 @@ bool wxBitmap::Create( int width, int height, int depth ) wxCHECK_MSG( (width > 0) && (height > 0), FALSE, wxT("invalid bitmap size") ) - GdkVisual *visual = gdk_window_get_visual( wxGetRootWindow()->window ); - wxASSERT( visual ); + GdkVisual *visual = wxTheApp->GetGdkVisual(); if (depth == -1) depth = visual->depth; @@ -298,8 +302,7 @@ bool wxBitmap::CreateFromXpm( const char **bits ) { wxCHECK_MSG( bits != NULL, FALSE, wxT("invalid bitmap data") ) - GdkVisual *visual = gdk_window_get_visual( wxGetRootWindow()->window ); - wxASSERT( visual ); + GdkVisual *visual = wxTheApp->GetGdkVisual(); m_refData = new wxBitmapRefData(); @@ -344,8 +347,7 @@ bool wxBitmap::CreateFromImage( const wxImage& image, int depth ) SetDepth( 1 ); - GdkVisual *visual = gdk_window_get_visual( wxGetRootWindow()->window ); - wxASSERT( visual ); + GdkVisual *visual = wxTheApp->GetGdkVisual(); // Create picture image @@ -439,10 +441,7 @@ bool wxBitmap::CreateFromImage( const wxImage& image, int depth ) SetPixmap( gdk_pixmap_new( wxGetRootWindow()->window, width, height, -1 ) ); - // Retrieve depth - - GdkVisual *visual = gdk_window_get_visual( wxGetRootWindow()->window ); - wxASSERT( visual ); + GdkVisual *visual = wxTheApp->GetGdkVisual(); int bpp = visual->depth; @@ -451,9 +450,14 @@ bool wxBitmap::CreateFromImage( const wxImage& image, int depth ) if ((bpp == 16) && (visual->red_mask != 0xf800)) bpp = 15; if (bpp < 8) bpp = 8; -#if (GTK_MINOR_VERSION > 0) - - if (!image.HasMask() && (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; @@ -477,8 +481,6 @@ bool wxBitmap::CreateFromImage( const wxImage& image, int depth ) return TRUE; } -#endif - // Create picture image GdkImage *data_image = @@ -505,7 +507,7 @@ 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; @@ -543,7 +545,7 @@ bool wxBitmap::CreateFromImage( const wxImage& image, int depth ) switch (bpp) { - case 8: + case 8: { int pixel = -1; if (wxTheApp->m_colorCube) @@ -555,7 +557,7 @@ bool wxBitmap::CreateFromImage( const wxImage& image, int depth ) GdkColormap *cmap = gtk_widget_get_default_colormap(); GdkColor *colors = cmap->colors; int max = 3 * (65536); - + for (int i = 0; i < cmap->size; i++) { int rdiff = (r << 8) - colors[i].red; @@ -565,39 +567,74 @@ bool wxBitmap::CreateFromImage( const wxImage& image, int depth ) if (sum < max) { pixel = i; max = sum; } } } - + + gdk_image_put_pixel( data_image, x, y, pixel ); + + break; + } + 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: + 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 @@ -684,8 +721,9 @@ wxImage wxBitmap::ConvertToImage() const if (GetPixmap()) { GdkVisual *visual = gdk_window_get_visual( GetPixmap() ); - - if (visual == NULL) visual = gdk_window_get_visual( wxGetRootWindow()->window ); + if (visual == NULL) + visual = wxTheApp->GetGdkVisual(); + bpp = visual->depth; if (bpp == 16) bpp = visual->red_prec + visual->green_prec + visual->blue_prec; red_shift_right = visual->red_shift; @@ -711,27 +749,27 @@ 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; @@ -915,8 +953,7 @@ bool wxBitmap::LoadFile( const wxString &name, int type ) if (!wxFileExists(name)) return FALSE; - GdkVisual *visual = gdk_window_get_visual( wxGetRootWindow()->window ); - wxASSERT( visual ); + GdkVisual *visual = wxTheApp->GetGdkVisual(); if (type == wxBITMAP_TYPE_XPM) {