X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/888d3c80829d5c5dbc2fa92d6c82b4636a992adf..a2d541ca9c552d1a30ba75970968a7a220f4955a:/src/x11/bitmap.cpp diff --git a/src/x11/bitmap.cpp b/src/x11/bitmap.cpp index d4fa21be4b..9659dc351c 100644 --- a/src/x11/bitmap.cpp +++ b/src/x11/bitmap.cpp @@ -28,6 +28,9 @@ #if wxUSE_NANOX #undef wxHAVE_LIB_XPM #define wxHAVE_LIB_XPM 0 + +// Copy from the drawable to the wxImage +bool wxGetImageFromDrawable(GR_DRAW_ID drawable, int srcX, int srcY, int width, int height, wxImage& image); #endif #if wxUSE_XPM @@ -94,11 +97,8 @@ bool wxMask::Create( const wxBitmap& bitmap, m_display = bitmap.GetDisplay(); Display *xdisplay = (Display*) m_display; - int xscreen = DefaultScreen( xdisplay ); Window xroot = RootWindow( xdisplay, xscreen ); - Visual* xvisual = DefaultVisual( xdisplay, xscreen ); - int bpp = DefaultDepth( xdisplay, xscreen ); m_bitmap = (WXPixmap) XCreatePixmap( xdisplay, xroot, image.GetWidth(), image.GetHeight(), 1 ); GC gc = XCreateGC( xdisplay, (Pixmap) m_bitmap, 0, NULL ); @@ -114,18 +114,8 @@ bool wxMask::Create( const wxBitmap& bitmap, unsigned char green = colour.Green(); unsigned char blue = colour.Blue(); - XVisualInfo vinfo_template; - XVisualInfo *vi; - - vinfo_template.visual = xvisual; - vinfo_template.visualid = XVisualIDFromVisual( xvisual ); - vinfo_template.depth = bpp; - int nitem = 0; - - vi = XGetVisualInfo( xdisplay, VisualIDMask|VisualDepthMask, &vinfo_template, &nitem ); - wxASSERT_MSG( vi, wxT("No visual info") ); + int bpp = wxTheApp->m_visualDepth; - if ((bpp == 16) && (vi->red_mask != 0xf800)) bpp = 15; if (bpp == 15) { red = red & 0xf8; @@ -147,11 +137,13 @@ bool wxMask::Create( const wxBitmap& bitmap, XSetForeground( xdisplay, gc, BlackPixel(xdisplay,xscreen) ); - for (int j = 0; j < image.GetHeight(); j++) + int width = image.GetWidth(); + int height = image.GetHeight(); + for (int j = 0; j < height; j++) { int start_x = -1; int i; - for (i = 0; i < image.GetWidth(); i++) + for (i = 0; i < width; i++) { if ((data[index] == red) && (data[index+1] == green) && @@ -432,6 +424,10 @@ bool wxBitmap::CreateFromImage( const wxImage& image, int depth ) // by doing several blits as per the Windows // implementation because Nano-X doesn't support // XSetClipMask. + // TODO: could perhaps speed this function up + // by making a buffer of pixel values, + // and then calling GrArea to write that to the + // pixmap. See demos/nxroach.c. bool hasMask = image.HasMask(); @@ -531,7 +527,7 @@ bool wxBitmap::CreateFromImage( const wxImage& image, int depth ) Window xroot = RootWindow( xdisplay, xscreen ); Visual* xvisual = DefaultVisual( xdisplay, xscreen ); - int bpp = DefaultDepth( xdisplay, xscreen ); + int bpp = wxTheApp->m_visualDepth; int width = image.GetWidth(); int height = image.GetHeight(); @@ -581,20 +577,6 @@ bool wxBitmap::CreateFromImage( const wxImage& image, int depth ) SetMask( mask ); } - // Retrieve info - - XVisualInfo vinfo_template; - XVisualInfo *vi; - - vinfo_template.visual = xvisual; - vinfo_template.visualid = XVisualIDFromVisual( xvisual ); - vinfo_template.depth = bpp; - int nitem = 0; - - vi = XGetVisualInfo( xdisplay, VisualIDMask|VisualDepthMask, &vinfo_template, &nitem ); - wxASSERT_MSG( vi, wxT("No visual info") ); - - if ((bpp == 16) && (vi->red_mask != 0xf800)) bpp = 15; if (bpp < 8) bpp = 8; // Render @@ -604,22 +586,22 @@ bool wxBitmap::CreateFromImage( const wxImage& image, int depth ) if (bpp > 8) { - if ((vi->red_mask > vi->green_mask) && (vi->green_mask > vi->blue_mask)) b_o = RGB; - else if ((vi->red_mask > vi->blue_mask) && (vi->blue_mask > vi->green_mask)) b_o = RBG; - else if ((vi->blue_mask > vi->red_mask) && (vi->red_mask > vi->green_mask)) b_o = BRG; - else if ((vi->blue_mask > vi->green_mask) && (vi->green_mask > vi->red_mask)) b_o = BGR; - else if ((vi->green_mask > vi->red_mask) && (vi->red_mask > vi->blue_mask)) b_o = GRB; - else if ((vi->green_mask > vi->blue_mask) && (vi->blue_mask > vi->red_mask)) b_o = GBR; + if ((wxTheApp->m_visualRedMask > wxTheApp->m_visualGreenMask) && (wxTheApp->m_visualGreenMask > wxTheApp->m_visualBlueMask)) b_o = RGB; + else if ((wxTheApp->m_visualRedMask > wxTheApp->m_visualBlueMask) && (wxTheApp->m_visualBlueMask > wxTheApp->m_visualGreenMask)) b_o = RBG; + else if ((wxTheApp->m_visualBlueMask > wxTheApp->m_visualRedMask) && (wxTheApp->m_visualRedMask > wxTheApp->m_visualGreenMask)) b_o = BRG; + else if ((wxTheApp->m_visualBlueMask > wxTheApp->m_visualGreenMask) && (wxTheApp->m_visualGreenMask > wxTheApp->m_visualRedMask)) b_o = BGR; + else if ((wxTheApp->m_visualGreenMask > wxTheApp->m_visualRedMask) && (wxTheApp->m_visualRedMask > wxTheApp->m_visualBlueMask)) b_o = GRB; + else if ((wxTheApp->m_visualGreenMask > wxTheApp->m_visualBlueMask) && (wxTheApp->m_visualBlueMask > wxTheApp->m_visualRedMask)) b_o = GBR; } - XFree( vi ); - int r_mask = image.GetMaskRed(); int g_mask = image.GetMaskGreen(); int b_mask = image.GetMaskBlue(); unsigned char* data = image.GetData(); wxASSERT_MSG( data, "No image data" ); + + unsigned char *colorCube = wxTheApp->m_colorCube; bool hasMask = image.HasMask(); @@ -648,27 +630,7 @@ bool wxBitmap::CreateFromImage( const wxImage& image, int depth ) case 8: { int pixel = 0; -#if 0 - if (wxTheApp->m_colorCube) - { - pixel = wxTheApp->m_colorCube[ ((r & 0xf8) << 7) + ((g & 0xf8) << 2) + ((b & 0xf8) >> 3) ]; - } - else - { - 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; - int gdiff = (g << 8) - colors[i].green; - int bdiff = (b << 8) - colors[i].blue; - int sum = ABS (rdiff) + ABS (gdiff) + ABS (bdiff); - if (sum < max) { pixel = i; max = sum; } - } - } -#endif + pixel = colorCube[ ((r & 0xf8) << 7) + ((g & 0xf8) << 2) + ((b & 0xf8) >> 3) ]; XPutPixel( data_image, x, y, pixel ); break; } @@ -743,10 +705,6 @@ bool wxBitmap::CreateFromImage( const wxImage& image, int depth ) GC gc = XCreateGC( xdisplay, (Pixmap) M_BMPDATA->m_pixmap, 0, NULL ); XPutImage( xdisplay, (Pixmap) M_BMPDATA->m_pixmap, gc, data_image, 0, 0, 0, 0, width, height ); -#ifdef __WXDEBUG__ - XSync(wxGlobalDisplay(), False); -#endif - XDestroyImage( data_image ); XFreeGC( xdisplay, gc ); @@ -767,24 +725,6 @@ bool wxBitmap::CreateFromImage( const wxImage& image, int depth ) // wxUSE_NANOX } -static void wxCalcPrecAndShift( unsigned long mask, int *shift, int *prec ) -{ - *shift = 0; - *prec = 0; - - while (!(mask & 0x1)) - { - (*shift)++; - mask >>= 1; - } - - while (mask & 0x1) - { - (*prec)++; - mask >>= 1; - } -} - wxImage wxBitmap::ConvertToImage() const { wxImage image; @@ -793,43 +733,14 @@ wxImage wxBitmap::ConvertToImage() const Display *xdisplay = (Display*) M_BMPDATA->m_display; wxASSERT_MSG( xdisplay, wxT("No display") ); - - int xscreen = DefaultScreen( xdisplay ); - Visual* xvisual = DefaultVisual( xdisplay, xscreen ); - - int bpp = DefaultDepth( xdisplay, xscreen ); #if wxUSE_NANOX - int w = image.GetWidth(); - int h = image.GetHeight(); - - wxMemoryDC memDC; - memDC.SelectObject(*this); - - wxColour pixelCol; - - // Warning: this is very inefficient. - // TODO: use GrReadArea to get an array of pixels - int i, j; - for (i = 0; i < w; i++) - { - for (j = 0; j < h; j++) - { - memDC.GetPixel(i, j, & pixelCol); - - // TODO: make wxColour accessors more efficient - // by inlining, if possible - image.SetRGB(i, j, - pixelCol.Red(), pixelCol.Green(), - pixelCol.Blue()); - } - } - memDC.SelectObject(wxNullBitmap); - + //int bpp = DefaultDepth(xdisplay, xscreen); + wxGetImageFromDrawable((Pixmap) GetPixmap(), 0, 0, GetWidth(), GetHeight(), image); return image; - #else // !wxUSE_NANOX + int bpp = wxTheApp->m_visualDepth; XImage *x_image = NULL; if (GetPixmap()) { @@ -882,53 +793,29 @@ wxImage wxBitmap::ConvertToImage() const if (GetPixmap()) { - // Retrieve info - - XVisualInfo vinfo_template; - XVisualInfo *vi; - - vinfo_template.visual = xvisual; - vinfo_template.visualid = XVisualIDFromVisual( xvisual ); - vinfo_template.depth = bpp; - int nitem = 0; - - vi = XGetVisualInfo( xdisplay, VisualIDMask|VisualDepthMask, &vinfo_template, &nitem ); - wxASSERT_MSG( vi, wxT("No visual info") ); - - int red_prec,green_prec,blue_prec; - int red_shift,green_shift,blue_shift; - wxCalcPrecAndShift( vi->red_mask, &red_shift, &red_prec ); - wxCalcPrecAndShift( vi->green_mask, &green_shift, &green_prec ); - wxCalcPrecAndShift( vi->blue_mask, &blue_shift, &blue_prec ); - if (bpp == 16) bpp = red_prec + green_prec + blue_prec; + red_shift_right = wxTheApp->m_visualRedShift; + red_shift_left = 8-wxTheApp->m_visualRedPrec; + green_shift_right = wxTheApp->m_visualGreenShift; + green_shift_left = 8-wxTheApp->m_visualGreenPrec; + blue_shift_right = wxTheApp->m_visualBlueShift; + blue_shift_left = 8-wxTheApp->m_visualBluePrec; - red_shift_right = red_shift; - red_shift_left = 8-red_prec; - green_shift_right = green_shift; - green_shift_left = 8-green_prec; - blue_shift_right = blue_shift; - blue_shift_left = 8-blue_prec; - -#if 0 - use_shift = (vi->visual->c_class == TrueColor) || (vi->visual->c_class == DirectColor); -#else - use_shift = TRUE; -#endif - - XFree( vi ); + use_shift = (wxTheApp->m_visualType == GrayScale) || (wxTheApp->m_visualType != PseudoColor); } + if (GetBitmap()) { bpp = 1; } + XColor *colors = (XColor*) wxTheApp->m_visualColormap; -// GdkColormap *cmap = gtk_widget_get_default_colormap(); - + int width = GetWidth(); + int height = GetHeight(); long pos = 0; - for (int j = 0; j < GetHeight(); j++) + for (int j = 0; j < height; j++) { - for (int i = 0; i < GetWidth(); i++) + for (int i = 0; i < width; i++) { unsigned long pixel = XGetPixel( x_image, i, j ); if (bpp == 1) @@ -952,14 +839,12 @@ wxImage wxBitmap::ConvertToImage() const data[pos+1] = (pixel >> green_shift_right) << green_shift_left; data[pos+2] = (pixel >> blue_shift_right) << blue_shift_left; } -#if 0 - else if (cmap->colors) + else if (colors) { - data[pos] = cmap->colors[pixel].red >> 8; - data[pos+1] = cmap->colors[pixel].green >> 8; - data[pos+2] = cmap->colors[pixel].blue >> 8; + data[pos] = colors[pixel].red >> 8; + data[pos+1] = colors[pixel].green >> 8; + data[pos+2] = colors[pixel].blue >> 8; } -#endif else { wxFAIL_MSG( wxT("Image conversion failed. Unknown visual type.") ); @@ -1296,3 +1181,140 @@ WXDisplay *wxBitmap::GetDisplay() const return M_BMPDATA->m_display; } +#if wxUSE_NANOX +// Copy from the drawable to the wxImage +bool wxGetImageFromDrawable(GR_DRAW_ID drawable, int srcX, int srcY, int width, int height, wxImage& image) +{ + GR_SCREEN_INFO sinfo; + int x, y; + GR_PIXELVAL *pixels; + GR_PALETTE* palette = NULL; + unsigned char rgb[3], *pp; + + GrGetScreenInfo(&sinfo); + + if (sinfo.pixtype == MWPF_PALETTE) { + if(!(palette = (GR_PALETTE*) malloc(sizeof(GR_PALETTE)))) { + return FALSE; + } + GrGetSystemPalette(palette); + } + + if(!(pixels = (GR_PIXELVAL*) malloc(sizeof(GR_PIXELVAL) * width * height))) + { + return FALSE; + } + + image.Create(width, height); + + GrReadArea(drawable, srcX, srcY, width, height, + pixels); + + + for(x = 0; x < sinfo.cols; x++) { + + pp = (unsigned char *)pixels + + ((x + (y * sinfo.cols)) * + sizeof(GR_PIXELVAL)); + + switch(sinfo.pixtype) { + /* FIXME: These may need modifying on big endian. */ + case MWPF_TRUECOLOR0888: + case MWPF_TRUECOLOR888: + rgb[0] = pp[2]; + rgb[1] = pp[1]; + rgb[2] = pp[0]; + break; + case MWPF_PALETTE: + rgb[0] = palette->palette[pp[0]].r; + rgb[1] = palette->palette[pp[0]].g; + rgb[2] = palette->palette[pp[0]].b; + break; + case MWPF_TRUECOLOR565: + rgb[0] = pp[1] & 0xf8; + rgb[1] = ((pp[1] & 0x07) << 5) | + ((pp[0] & 0xe0) >> 3); + rgb[2] = (pp[0] & 0x1f) << 3; + break; + case MWPF_TRUECOLOR555: + rgb[0] = (pp[1] & 0x7c) << 1; + rgb[1] = ((pp[1] & 0x03) << 6) | + ((pp[0] & 0xe0) >> 2); + rgb[2] = (pp[0] & 0x1f) << 3; + break; + case MWPF_TRUECOLOR332: + rgb[0] = pp[0] & 0xe0; + rgb[1] = (pp[0] & 0x1c) << 3; + rgb[2] = (pp[0] & 0x03) << 6; + break; + default: + fprintf(stderr, "Unsupported pixel " + "format\n"); + return 1; + } + + image.SetRGB(x, y, rgb[0], rgb[1], rgb[2]); + + } + + free(pixels); + if(palette) free(palette); + + return TRUE; +} + +#if 0 +int GrGetPixelColor(GR_SCREEN_INFO* sinfo, GR_PALETTE* palette, GR_PIXELVAL pixel, + unsigned char* red, unsigned char* green, unsigned char* blue) +{ + unsigned char rgb[3], *pp; + + pp = (unsigned char*) & pixel ; + + switch (sinfo.pixtype) + { + /* FIXME: These may need modifying on big endian. */ + case MWPF_TRUECOLOR0888: + case MWPF_TRUECOLOR888: + rgb[0] = pp[2]; + rgb[1] = pp[1]; + rgb[2] = pp[0]; + break; + case MWPF_PALETTE: + rgb[0] = palette->palette[pp[0]].r; + rgb[1] = palette->palette[pp[0]].g; + rgb[2] = palette->palette[pp[0]].b; + break; + case MWPF_TRUECOLOR565: + rgb[0] = pp[1] & 0xf8; + rgb[1] = ((pp[1] & 0x07) << 5) | + ((pp[0] & 0xe0) >> 3); + rgb[2] = (pp[0] & 0x1f) << 3; + break; + case MWPF_TRUECOLOR555: + rgb[0] = (pp[1] & 0x7c) << 1; + rgb[1] = ((pp[1] & 0x03) << 6) | + ((pp[0] & 0xe0) >> 2); + rgb[2] = (pp[0] & 0x1f) << 3; + break; + case MWPF_TRUECOLOR332: + rgb[0] = pp[0] & 0xe0; + rgb[1] = (pp[0] & 0x1c) << 3; + rgb[2] = (pp[0] & 0x03) << 6; + break; + default: + fprintf(stderr, "Unsupported pixel format\n"); + return 0; + } + + + *(red) = rgb[0]; + *(green) = rgb[1]; + *(blue) = rgb[2]; + return 1; +} +#endif + +#endif + // wxUSE_NANOX +