X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/e334d0eac863deef820a2ebba26559892023a5fb..e2eafeff03e55e8af173168ec4d4378f5c9d4630:/src/x11/bitmap.cpp diff --git a/src/x11/bitmap.cpp b/src/x11/bitmap.cpp index 20a28054d4..10f3bc41e9 100644 --- a/src/x11/bitmap.cpp +++ b/src/x11/bitmap.cpp @@ -9,7 +9,7 @@ // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#ifdef __GNUG__ +#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) #pragma implementation "bitmap.h" #endif @@ -18,9 +18,21 @@ #include "wx/log.h" #include "wx/image.h" #include "wx/app.h" +#if wxUSE_NANOX +#include "wx/dcmemory.h" +#endif #include "wx/x11/private.h" +/* No point in using libXPM for NanoX */ +#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 #if wxHAVE_LIB_XPM #include @@ -70,6 +82,7 @@ wxMask::~wxMask() bool wxMask::Create( const wxBitmap& bitmap, const wxColour& colour ) { +#if !wxUSE_NANOX if (m_bitmap) { XFreePixmap( (Display*) m_display, (Pixmap) m_bitmap ); @@ -78,18 +91,15 @@ bool wxMask::Create( const wxBitmap& bitmap, m_display = bitmap.GetDisplay(); - wxImage image( bitmap ); + wxImage image = bitmap.ConvertToImage(); if (!image.Ok()) return FALSE; - + m_display = bitmap.GetDisplay(); - - Display *xdisplay = (Display*) m_display; + 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 ); @@ -104,18 +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; + int bpp = wxTheApp->GetVisualInfo(m_display)->m_visualDepth; - 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 == 15) { red = red & 0xf8; @@ -137,11 +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) && @@ -163,10 +165,14 @@ bool wxMask::Create( const wxBitmap& bitmap, if (start_x != -1) XDrawLine( xdisplay, (Pixmap) m_bitmap, gc, start_x, j, i, j ); } - + XFreeGC( xdisplay, gc ); return TRUE; +#else + return FALSE; +#endif + // wxUSE_NANOX } bool wxMask::Create( const wxBitmap& bitmap, int paletteIndex ) @@ -183,6 +189,7 @@ bool wxMask::Create( const wxBitmap& bitmap, int paletteIndex ) bool wxMask::Create( const wxBitmap& bitmap ) { +#if !wxUSE_NANOX if (m_bitmap) { XFreePixmap( (Display*) m_display, (Pixmap) m_bitmap ); @@ -192,24 +199,28 @@ bool wxMask::Create( const wxBitmap& bitmap ) if (!bitmap.Ok()) return FALSE; wxCHECK_MSG( bitmap.GetBitmap(), FALSE, wxT("Cannot create mask from colour bitmap") ); - + m_display = bitmap.GetDisplay(); int xscreen = DefaultScreen( (Display*) m_display ); Window xroot = RootWindow( (Display*) m_display, xscreen ); - + m_bitmap = (WXPixmap) XCreatePixmap( (Display*) m_display, xroot, bitmap.GetWidth(), bitmap.GetHeight(), 1 ); if (!m_bitmap) return FALSE; - + GC gc = XCreateGC( (Display*) m_display, (Pixmap) m_bitmap, 0, NULL ); XCopyPlane( (Display*) m_display, (Pixmap) bitmap.GetBitmap(), (Pixmap) m_bitmap, gc, 0, 0, bitmap.GetWidth(), bitmap.GetHeight(), 0, 0, 1 ); - + XFreeGC( (Display*) m_display, gc ); return TRUE; +#else + return FALSE; +#endif + // wxUSE_NANOX } //----------------------------------------------------------------------------- @@ -254,6 +265,35 @@ wxBitmapRefData::~wxBitmapRefData() //----------------------------------------------------------------------------- +// helper function + +static WXPixmap wxGetSubPixmap( WXDisplay* xdisplay, WXPixmap xpixmap, + int x, int y, int width, int height, + int depth ) +{ + int xscreen = DefaultScreen( (Display*)xdisplay ); + Window xroot = RootWindow( (Display*)xdisplay, xscreen ); + Visual* xvisual = DefaultVisual( xdisplay, xscreen ); + + XImage* ximage = XCreateImage( (Display*)xdisplay, xvisual, depth, + ZPixmap, 0, 0, width, height, 32, 0 ); + ximage->data = (char*)malloc( ximage->bytes_per_line * ximage->height ); + ximage = XGetSubImage( (Display*)xdisplay, (Pixmap)xpixmap, + x, y, width, height, + AllPlanes, ZPixmap, ximage, 0, 0 ); + + GC gc = XCreateGC( (Display*)xdisplay, (Pixmap)xpixmap, 0, NULL ); + Pixmap ret = XCreatePixmap( (Display*)xdisplay, xroot, + width, height, depth ); + + XPutImage( (Display*)xdisplay, ret, gc, ximage, + 0, 0, 0, 0, width, height ); + XDestroyImage( ximage ); + XFreeGC( (Display*)xdisplay, gc ); + + return (WXPixmap)ret; +} + #define M_BMPDATA ((wxBitmapRefData *)m_refData) IMPLEMENT_DYNAMIC_CLASS(wxBitmap,wxGDIObject) @@ -274,14 +314,14 @@ bool wxBitmap::Create( int width, int height, int depth ) wxCHECK_MSG( (width > 0) && (height > 0), FALSE, wxT("invalid bitmap size") ) m_refData = new wxBitmapRefData(); - + M_BMPDATA->m_display = wxGlobalDisplay(); - + wxASSERT_MSG( M_BMPDATA->m_display, wxT("No display") ); - + int xscreen = DefaultScreen( (Display*) M_BMPDATA->m_display ); Window xroot = RootWindow( (Display*) M_BMPDATA->m_display, xscreen ); - + int bpp = DefaultDepth( (Display*) M_BMPDATA->m_display, xscreen ); if (depth == -1) depth = bpp; @@ -291,102 +331,206 @@ bool wxBitmap::Create( int width, int height, int depth ) M_BMPDATA->m_mask = (wxMask *) NULL; M_BMPDATA->m_width = width; M_BMPDATA->m_height = height; + +#if wxUSE_NANOX + M_BMPDATA->m_pixmap = (WXPixmap) GrNewPixmap(width, height, NULL); + M_BMPDATA->m_bpp = bpp; + + wxASSERT_MSG( M_BMPDATA->m_pixmap, wxT("Bitmap creation failed") ); +#else if (depth == 1) { M_BMPDATA->m_bitmap = (WXPixmap) XCreatePixmap( (Display*) M_BMPDATA->m_display, xroot, width, height, 1 ); - + wxASSERT_MSG( M_BMPDATA->m_bitmap, wxT("Bitmap creation failed") ); - + M_BMPDATA->m_bpp = 1; } else { M_BMPDATA->m_pixmap = (WXPixmap) XCreatePixmap( (Display*) M_BMPDATA->m_display, xroot, width, height, depth ); - + wxASSERT_MSG( M_BMPDATA->m_pixmap, wxT("Pixmap creation failed") ); - + M_BMPDATA->m_bpp = depth; } - +#endif return Ok(); } -bool wxBitmap::CreateFromXpm( const char **bits ) +bool wxBitmap::Create(void *data, wxBitmapType type, + int width, int height, int depth) { -#if wxUSE_XPM -#if wxHAVE_LIB_XPM UnRef(); - wxCHECK_MSG( bits != NULL, FALSE, wxT("invalid bitmap data") ) + wxBitmapHandler *handler = FindHandler(type); - m_refData = new wxBitmapRefData(); + if ( handler == NULL ) { + wxLogWarning(wxT("no data bitmap handler for type %ld defined."), + (long)type); - M_BMPDATA->m_display = wxGlobalDisplay(); - - Display *xdisplay = (Display*) M_BMPDATA->m_display; - + return FALSE; + } + + return handler->Create(this, data, type, width, height, depth); +} + +bool wxBitmap::Create(WXPixmap pixmap) +{ + UnRef(); + Pixmap xpixmap = (Pixmap)pixmap; + Display* xdisplay = wxGlobalDisplay(); int xscreen = DefaultScreen( xdisplay ); Window xroot = RootWindow( xdisplay, xscreen ); - - int bpp = DefaultDepth( xdisplay, xscreen ); - XpmAttributes xpmAttr; - xpmAttr.valuemask = XpmReturnInfos; // nothing yet, but get infos back + // make a copy of the Pixmap + Window root; + Pixmap copy; + int x, y; + unsigned width, height, border, depth; - Pixmap pixmap; - Pixmap mask = 0; - - int ErrorStatus = XpmCreatePixmapFromData( xdisplay, xroot, (char**) bits, &pixmap, &mask, &xpmAttr ); - - if (ErrorStatus == XpmSuccess) + XGetGeometry( xdisplay, (Drawable)xpixmap, &root, &x, &y, + &width, &height, &border, &depth ); + copy = XCreatePixmap( xdisplay, xroot, width, height, depth ); + + GC gc = XCreateGC( xdisplay, copy, 0, NULL ); + XCopyArea( xdisplay, xpixmap, copy, gc, 0, 0, width, height, 0, 0 ); + XFreeGC( xdisplay, gc ); + + // fill in ref data + wxBitmapRefData* ref = new wxBitmapRefData(); + + if( depth == 1 ) + ref->m_bitmap = (WXPixmap)copy; + else + ref->m_pixmap = (WXPixmap)copy; + + ref->m_display = (WXDisplay*)xdisplay; + ref->m_width = width; + ref->m_height = height; + ref->m_bpp = depth; + + m_refData = ref; + + return true; +} + +bool wxBitmap::CreateFromXpm( const char **bits ) +{ + wxCHECK_MSG( bits, FALSE, wxT("NULL pointer in wxBitmap::CreateFromXpm") ); + + return Create(bits, wxBITMAP_TYPE_XPM_DATA, 0, 0, 0); +} + +bool wxBitmap::CreateFromImage( const wxImage& image, int depth ) +{ +#if wxUSE_NANOX + if (!image.Ok()) { - M_BMPDATA->m_width = xpmAttr.width; - M_BMPDATA->m_height = xpmAttr.height; + wxASSERT_MSG(image.Ok(), wxT("Invalid wxImage passed to wxBitmap::CreateFromImage.")); + return FALSE; + } - M_BMPDATA->m_bpp = bpp; // mono as well? + int w = image.GetWidth(); + int h = image.GetHeight(); -#if __WXDEBUG__ - unsigned int depthRet; - int xRet, yRet; - unsigned int widthRet, heightRet, borderWidthRet; - XGetGeometry( xdisplay, pixmap, &xroot, &xRet, &yRet, - &widthRet, &heightRet, &borderWidthRet, &depthRet); + if (!Create(w, h, depth)) + return FALSE; - wxASSERT_MSG( bpp == (int)depthRet, wxT("colour depth mismatch") ) -#endif + // Unfortunately the mask has to be screen-depth since + // 1-bpp bitmaps don't seem to be supported + // TODO: implement transparent drawing, presumably + // 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. - XpmFreeAttributes(&xpmAttr); - - M_BMPDATA->m_pixmap = (WXPixmap) pixmap; - - if (mask) + bool hasMask = image.HasMask(); + + GC pixmapGC = GrNewGC(); + Pixmap pixmap = (Pixmap) GetPixmap(); + + GC maskGC = 0; + Pixmap maskPixmap = 0; + + unsigned char maskR = 0; + unsigned char maskG = 0; + unsigned char maskB = 0; + + if (hasMask) + { + maskR = image.GetMaskRed(); + maskG = image.GetMaskGreen(); + maskB = image.GetMaskBlue(); + + maskGC = GrNewGC(); + maskPixmap = GrNewPixmap(w, h, 0); + if (!maskPixmap) + hasMask = FALSE; + else { - M_BMPDATA->m_mask = new wxMask; - M_BMPDATA->m_mask->SetBitmap( (WXPixmap) mask ); - M_BMPDATA->m_mask->SetDisplay( xdisplay ); + wxMask* mask = new wxMask; + mask->SetBitmap((WXPixmap) maskPixmap); + SetMask(mask); } - return TRUE; } - else + + GR_COLOR lastPixmapColour = 0; + GR_COLOR lastMaskColour = 0; + + int i, j; + for (i = 0; i < w; i++) { - UnRef(); - - return FALSE; + for (j = 0; j < h; j++) + { + unsigned char red = image.GetRed(i, j); + unsigned char green = image.GetGreen(i, j); + unsigned char blue = image.GetBlue(i, j); + + GR_COLOR colour = GR_RGB(red, green, blue); + + // Efficiency measure + if (colour != lastPixmapColour || (i == 0 && j == 0)) + { + GrSetGCForeground(pixmapGC, colour); + lastPixmapColour = colour; + } + + GrPoint(pixmap, pixmapGC, i, j); + + if (hasMask) + { + // scan the bitmap for the transparent colour and set the corresponding + // pixels in the mask to BLACK and the rest to WHITE + if (maskR == red && maskG == green && maskB == blue) + { + colour = GR_RGB(0, 0, 0); + } + else + { + colour = GR_RGB(255, 255, 255); + } + if (colour != lastMaskColour || (i == 0 && j == 0)) + { + GrSetGCForeground(maskGC, colour); + lastMaskColour = colour; + } + GrPoint(maskPixmap, maskGC, i, j); + } + } } + + GrDestroyGC(pixmapGC); + if (hasMask) + GrDestroyGC(maskGC); + + return TRUE; #else - wxXPMDecoder decoder; - wxImage image(decoder.ReadData(bits)); - if (image.Ok()) - return CreateFromImage(image); - else - return FALSE; -#endif -#endif - return FALSE; -} + // !wxUSE_NANOX -bool wxBitmap::CreateFromImage( const wxImage& image, int depth ) -{ UnRef(); wxCHECK_MSG( image.Ok(), FALSE, wxT("invalid image") ) @@ -395,15 +539,15 @@ bool wxBitmap::CreateFromImage( const wxImage& image, int depth ) m_refData = new wxBitmapRefData(); M_BMPDATA->m_display = wxGlobalDisplay(); - + Display *xdisplay = (Display*) M_BMPDATA->m_display; - + int xscreen = DefaultScreen( xdisplay ); Window xroot = RootWindow( xdisplay, xscreen ); Visual* xvisual = DefaultVisual( xdisplay, xscreen ); - - int bpp = DefaultDepth( xdisplay, xscreen ); - + + int bpp = wxTheApp->GetVisualInfo(M_BMPDATA->m_display)->m_visualDepth; + int width = image.GetWidth(); int height = image.GetHeight(); M_BMPDATA->m_width = width; @@ -411,18 +555,18 @@ bool wxBitmap::CreateFromImage( const wxImage& image, int depth ) if (depth != 1) depth = bpp; M_BMPDATA->m_bpp = depth; - + if (depth == 1) { - wxFAIL_MSG( "mono images later" ); + wxFAIL_MSG( wxT("mono images later") ); } else { // Create image - + XImage *data_image = XCreateImage( xdisplay, xvisual, bpp, ZPixmap, 0, 0, width, height, 32, 0 ); data_image->data = (char*) malloc( data_image->bytes_per_line * data_image->height ); - + if (data_image->data == NULL) { wxLogError( wxT("Out of memory.") ); // TODO clean @@ -435,16 +579,16 @@ bool wxBitmap::CreateFromImage( const wxImage& image, int depth ) XImage *mask_image = (XImage*) NULL; if (image.HasMask()) - { + { mask_image = XCreateImage( xdisplay, xvisual, 1, ZPixmap, 0, 0, width, height, 32, 0 ); mask_image->data = (char*) malloc( mask_image->bytes_per_line * mask_image->height ); - + if (mask_image->data == NULL) { wxLogError( wxT("Out of memory.") ); // TODO clean return FALSE; } - + wxMask *mask = new wxMask(); mask->SetDisplay( xdisplay ); mask->SetBitmap( (WXPixmap) XCreatePixmap( xdisplay, xroot, width, height, 1 ) ); @@ -452,20 +596,6 @@ 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 @@ -473,24 +603,30 @@ bool wxBitmap::CreateFromImage( const wxImage& image, int depth ) enum byte_order { RGB, RBG, BRG, BGR, GRB, GBR }; byte_order b_o = RGB; + wxXVisualInfo* vi = wxTheApp->GetVisualInfo(M_BMPDATA->m_display); + unsigned long greenMask = vi->m_visualGreenMask, + redMask = vi->m_visualRedMask, + blueMask = vi->m_visualBlueMask; + 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 ((redMask > greenMask) && (greenMask > blueMask)) b_o = RGB; + else if ((redMask > blueMask) && (blueMask > greenMask)) b_o = RBG; + else if ((blueMask > redMask) && (redMask > greenMask)) b_o = BRG; + else if ((blueMask > greenMask) && (greenMask > redMask))b_o = BGR; + else if ((greenMask > redMask) && (redMask > blueMask)) b_o = GRB; + else if ((greenMask > blueMask) && (blueMask > redMask)) 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" ); + wxASSERT_MSG( data, wxT("No image data") ); + + unsigned char *colorCube = + wxTheApp->GetVisualInfo(M_BMPDATA->m_display)->m_colorCube; bool hasMask = image.HasMask(); @@ -519,27 +655,7 @@ 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; } @@ -614,19 +730,15 @@ 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 ); // Blit mask - + if (image.HasMask()) { GC gc = XCreateGC( xdisplay, (Pixmap) GetMask()->GetBitmap(), 0, NULL ); - XPutImage( xdisplay, (Pixmap) GetMask()->GetBitmap(), gc, data_image, 0, 0, 0, 0, width, height ); + XPutImage( xdisplay, (Pixmap) GetMask()->GetBitmap(), gc, mask_image, 0, 0, 0, 0, width, height ); XDestroyImage( mask_image ); XFreeGC( xdisplay, gc ); @@ -634,24 +746,8 @@ bool wxBitmap::CreateFromImage( const wxImage& image, int depth ) } return TRUE; -} - -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; - } +#endif + // wxUSE_NANOX } wxImage wxBitmap::ConvertToImage() const @@ -662,12 +758,14 @@ 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 bpp = DefaultDepth(xdisplay, xscreen); + wxGetImageFromDrawable((Pixmap) GetPixmap(), 0, 0, GetWidth(), GetHeight(), image); + return image; +#else + // !wxUSE_NANOX + int bpp = wxTheApp->GetVisualInfo(M_BMPDATA->m_display)->m_visualDepth; XImage *x_image = NULL; if (GetPixmap()) { @@ -704,7 +802,7 @@ wxImage wxBitmap::ConvertToImage() const { x_image_mask = XGetImage( xdisplay, (Pixmap) GetMask()->GetBitmap(), 0, 0, - GetWidth(), GetHeight(), + GetWidth(), GetHeight(), AllPlanes, ZPixmap ); image.SetMaskColour( 16, 16, 16 ); // anything unlikely and dividable @@ -720,53 +818,33 @@ 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 = 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 ); + wxXVisualInfo* vi = wxTheApp->GetVisualInfo(M_BMPDATA->m_display); + + red_shift_right = vi->m_visualRedShift; + red_shift_left = 8 - vi->m_visualRedPrec; + green_shift_right = vi->m_visualGreenShift; + green_shift_left = 8 - vi->m_visualGreenPrec; + blue_shift_right = vi->m_visualBlueShift; + blue_shift_left = 8 - vi->m_visualBluePrec; + + use_shift = (vi->m_visualType == GrayScale) || + (vi->m_visualType != PseudoColor); } + if (GetBitmap()) { bpp = 1; } + XColor *colors = (XColor*)wxTheApp-> + GetVisualInfo(M_BMPDATA->m_display)->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) @@ -790,14 +868,12 @@ 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.") ); @@ -820,8 +896,9 @@ wxImage wxBitmap::ConvertToImage() const XDestroyImage( x_image ); if (x_image_mask) XDestroyImage( x_image_mask ); - return image; +#endif + // wxUSE_NANOX } wxBitmap::wxBitmap( const wxBitmap& bmp ) @@ -829,29 +906,16 @@ wxBitmap::wxBitmap( const wxBitmap& bmp ) Ref( bmp ); } -wxBitmap::wxBitmap( const wxString &filename, int type ) +wxBitmap::wxBitmap( const wxString &filename, wxBitmapType type ) { LoadFile( filename, type ); } -wxBitmap::wxBitmap( const char bits[], int width, int height, int WXUNUSED(depth) ) +wxBitmap::wxBitmap( const char bits[], int width, int height, int depth ) { - m_refData = new wxBitmapRefData(); - - M_BMPDATA->m_display = wxGlobalDisplay(); + m_refData = new wxBitmapRefData; - Display *xdisplay = (Display*) M_BMPDATA->m_display; - - int xscreen = DefaultScreen( xdisplay ); - Window xroot = RootWindow( xdisplay, xscreen ); - - M_BMPDATA->m_mask = (wxMask *) NULL; - M_BMPDATA->m_bitmap = (WXPixmap) XCreateBitmapFromData( xdisplay, xroot, (char *) bits, width, height ); - M_BMPDATA->m_width = width; - M_BMPDATA->m_height = height; - M_BMPDATA->m_bpp = 1; - - wxCHECK_RET( M_BMPDATA->m_bitmap, wxT("couldn't create bitmap") ); + (void) Create((void*) bits, wxBITMAP_TYPE_XBM_DATA, width, height, depth); } wxBitmap::~wxBitmap() @@ -928,145 +992,103 @@ wxBitmap wxBitmap::GetSubBitmap( const wxRect& rect) const { wxCHECK_MSG( Ok() && (rect.x >= 0) && (rect.y >= 0) && - (rect.x+rect.width <= M_BMPDATA->m_width) && (rect.y+rect.height <= M_BMPDATA->m_height), + (rect.x+rect.width <= M_BMPDATA->m_width ) && + (rect.y+rect.height <= M_BMPDATA->m_height), wxNullBitmap, wxT("invalid bitmap or bitmap region") ); wxBitmap ret( rect.width, rect.height, M_BMPDATA->m_bpp ); wxASSERT_MSG( ret.Ok(), wxT("GetSubBitmap error") ); - - wxFAIL_MSG( "wxBitmap::GetSubBitmap not yet implemented" ); - -#if 0 - if (ret.GetPixmap()) + if( GetMask() ) { - GdkGC *gc = gdk_gc_new( ret.GetPixmap() ); - gdk_draw_pixmap( ret.GetPixmap(), gc, GetPixmap(), rect.x, rect.y, 0, 0, rect.width, rect.height ); - gdk_gc_destroy( gc ); + wxMask* mask = new wxMask(); + mask->SetDisplay( GetMask()->GetDisplay() ); + mask->SetBitmap( wxGetSubPixmap( GetMask()->GetDisplay(), + GetMask()->GetBitmap(), + rect.x, rect.y, + rect.width, rect.height, + 1 ) ); + + ret.SetMask( mask ); } - else + + if( GetPixmap() ) { - GdkGC *gc = gdk_gc_new( ret.GetBitmap() ); - gdk_wx_draw_bitmap( ret.GetBitmap(), gc, GetBitmap(), rect.x, rect.y, 0, 0, rect.width, rect.height ); - gdk_gc_destroy( gc ); + ret.SetPixmap( wxGetSubPixmap( GetDisplay(), + GetPixmap(), + rect.x, rect.y, + rect.width, rect.height, + M_BMPDATA->m_bpp ) ); } - if (GetMask()) + if( GetBitmap() ) { - wxMask *mask = new wxMask; - 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 ); - gdk_gc_destroy( gc ); - - ret.SetMask( mask ); + ret.SetBitmap( wxGetSubPixmap( GetDisplay(), + GetBitmap(), + rect.x, rect.y, + rect.width, rect.height, + 1 ) ); } -#endif return ret; } -bool wxBitmap::SaveFile( const wxString &name, int type, wxPalette *WXUNUSED(palette) ) +bool wxBitmap::SaveFile( const wxString &name, wxBitmapType type, + const wxPalette *palette ) const { wxCHECK_MSG( Ok(), FALSE, wxT("invalid bitmap") ); + wxBitmapHandler *handler = FindHandler(type); + // Try to save the bitmap via wxImage handlers: + if (handler == NULL) { - wxImage image( *this ); + wxImage image(this->ConvertToImage()); if (image.Ok()) return image.SaveFile( name, type ); + + return FALSE; } - return FALSE; + return handler->SaveFile(this, name, type, palette); } -bool wxBitmap::LoadFile( const wxString &name, int type ) +bool wxBitmap::LoadFile( const wxString &name, wxBitmapType type ) { UnRef(); if (!wxFileExists(name)) return FALSE; + wxBitmapHandler *handler = FindHandler(type); - if (type == wxBITMAP_TYPE_XPM) + if (handler == NULL) { -#if wxUSE_XPM -#if wxHAVE_LIB_XPM - m_refData = new wxBitmapRefData(); - - M_BMPDATA->m_display = wxGlobalDisplay(); - - Display *xdisplay = (Display*) M_BMPDATA->m_display; - - int xscreen = DefaultScreen( xdisplay ); - Window xroot = RootWindow( xdisplay, xscreen ); - - int bpp = DefaultDepth( xdisplay, xscreen ); - - XpmAttributes xpmAttr; - xpmAttr.valuemask = XpmReturnInfos; // nothing yet, but get infos back - - Pixmap pixmap; - Pixmap mask = 0; - - int ErrorStatus = XpmReadFileToPixmap( xdisplay, xroot, (char*) name.c_str(), &pixmap, &mask, &xpmAttr); - - if (ErrorStatus == XpmSuccess) - { - M_BMPDATA->m_width = xpmAttr.width; - M_BMPDATA->m_height = xpmAttr.height; - - M_BMPDATA->m_bpp = bpp; // mono as well? + wxImage image; + if (!image.LoadFile( name, type )) + return FALSE; - XpmFreeAttributes(&xpmAttr); - - M_BMPDATA->m_bitmap = (WXPixmap) pixmap; - - if (mask) - { - M_BMPDATA->m_mask = new wxMask; - M_BMPDATA->m_mask->SetBitmap( (WXPixmap) mask ); - M_BMPDATA->m_mask->SetDisplay( xdisplay ); - } - } - else + if (image.Ok()) { - UnRef(); - - return FALSE; + *this = wxBitmap(image); + return TRUE; } -#else -#if wxUSE_STREAMS - wxXPMDecoder decoder; - wxFileInputStream stream(name); - if (stream.Ok()) - { - wxImage image(decoder.Read(stream)); - if (image.Ok()) - return CreateFromImage(image); - else - return FALSE; - } - else - return FALSE; -#else - return FALSE; -#endif - // wxUSE_STREAMS -#endif - // wxHAVE_LIB_XPM -#endif - // wxUSE_XPM - return FALSE; - } - 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; } - return TRUE; + return handler->LoadFile(this, name, type, -1, -1); +} + +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")); + + delete M_BMPDATA->m_palette; + M_BMPDATA->m_palette = NULL; + + if (!palette.Ok()) return; + + M_BMPDATA->m_palette = new wxPalette(palette); } wxPalette *wxBitmap::GetPalette() const @@ -1125,6 +1147,13 @@ WXPixmap wxBitmap::GetBitmap() const return M_BMPDATA->m_bitmap; } +WXPixmap wxBitmap::GetDrawable() const +{ + wxCHECK_MSG( Ok(), (WXPixmap) NULL, wxT("invalid bitmap") ); + + return M_BMPDATA->m_bpp == 1 ? M_BMPDATA->m_bitmap : M_BMPDATA->m_pixmap; +} + WXDisplay *wxBitmap::GetDisplay() const { wxCHECK_MSG( Ok(), (WXDisplay*) NULL, wxT("invalid bitmap") ); @@ -1132,3 +1161,430 @@ 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 + +// ============================================================================ +// Bitmap handlers +// ============================================================================ + +IMPLEMENT_ABSTRACT_CLASS(wxBitmapHandler, wxBitmapHandlerBase); + +#define M_BMPHANDLERDATA ((wxBitmapRefData *)bitmap->GetRefData()) + +#if wxUSE_XPM + +#if wxHAVE_LIB_XPM || wxUSE_STREAMS + +// ---------------------------------------------------------------------------- +// wxXPMFileHandler +// ---------------------------------------------------------------------------- + +class wxXPMFileHandler : public wxBitmapHandler +{ + DECLARE_DYNAMIC_CLASS(wxXPMFileHandler); +public: + wxXPMFileHandler() + { + m_name = wxT("XPM file"); + m_extension = wxT("xpm"); + m_type = wxBITMAP_TYPE_XPM; + }; + + virtual bool LoadFile(wxBitmap *bitmap, const wxString& name, long flags, + int desiredWidth, int desiredHeight); + + virtual bool SaveFile(const wxBitmap *bitmap, const wxString& name, + int type, const wxPalette *palette = NULL); + + virtual bool Create(wxBitmap *bitmap, void *data, long flags, + int width, int height, int depth = 1) + { return FALSE; } +}; + +IMPLEMENT_DYNAMIC_CLASS(wxXPMFileHandler, wxBitmapHandler); + +bool wxXPMFileHandler::LoadFile(wxBitmap *bitmap, const wxString& name, + long flags, int desiredWidth, + int desiredHeight) +{ +#if wxHAVE_LIB_XPM + if (!bitmap->GetRefData()) + bitmap->SetRefData( new wxBitmapRefData() ); + + M_BMPHANDLERDATA->m_display = wxGlobalDisplay(); + + Display *xdisplay = (Display*) M_BMPHANDLERDATA->m_display; + + int xscreen = DefaultScreen( xdisplay ); + Window xroot = RootWindow( xdisplay, xscreen ); + + int bpp = DefaultDepth( xdisplay, xscreen ); + + XpmAttributes xpmAttr; + xpmAttr.valuemask = XpmReturnInfos; // nothing yet, but get infos back + + Pixmap pixmap; + Pixmap mask = 0; + + int ErrorStatus = XpmReadFileToPixmap( xdisplay, xroot, + (char*) name.c_str(), + &pixmap, &mask, &xpmAttr); + + if (ErrorStatus == XpmSuccess) + { + M_BMPHANDLERDATA->m_width = xpmAttr.width; + M_BMPHANDLERDATA->m_height = xpmAttr.height; + + M_BMPHANDLERDATA->m_bpp = bpp; // mono as well? + + XpmFreeAttributes(&xpmAttr); + + M_BMPHANDLERDATA->m_bitmap = (WXPixmap) pixmap; + + if (mask) + { + M_BMPHANDLERDATA->m_mask = new wxMask; + M_BMPHANDLERDATA->m_mask->SetBitmap( (WXPixmap) mask ); + M_BMPHANDLERDATA->m_mask->SetDisplay( xdisplay ); + } + } + else + { + UnRef(); + + return FALSE; + } + + return TRUE; +#elif wxUSE_STREAMS + wxXPMDecoder decoder; + wxFileInputStream stream(name); + if (stream.Ok()) + { + wxImage image(decoder.ReadFile(stream)); + return image.Ok() && bitmap->CreateFromImage(image); + } + + return FALSE; +#else // !wxHAVE_LIB_XPM && !wxUSE_STREAMS + return FALSE; +#endif // wxHAVE_LIB_XPM / wxUSE_STREAMS +} + +bool wxXPMFileHandler::SaveFile(const wxBitmap *bitmap, const wxString& name, + int type, + const wxPalette *WXUNUSED(palette)) +{ + wxImage image(bitmap->ConvertToImage()); + if (image.Ok()) return image.SaveFile( name, (wxBitmapType)type ); + + return FALSE; +} + +#endif // wxHAVE_LIB_XPM || wxUSE_STREAMS + +// ---------------------------------------------------------------------------- +// wxXPMDataHandler +// ---------------------------------------------------------------------------- + +class wxXPMDataHandler : public wxBitmapHandler +{ + DECLARE_DYNAMIC_CLASS(wxXPMDataHandler); +public: + wxXPMDataHandler() + { + m_name = wxT("XPM data"); + m_extension = wxT("xpm"); + m_type = wxBITMAP_TYPE_XPM_DATA; + }; + + virtual bool LoadFile(wxBitmap *bitmap, const wxString& name, long flags, + int desiredWidth, int desiredHeight) + { return FALSE; } + + virtual bool SaveFile(const wxBitmap *bitmap, const wxString& name, + int type, const wxPalette *palette = NULL) + { return FALSE; } + + virtual bool Create(wxBitmap *bitmap, void *data, long flags, + int width, int height, int depth = 1); +}; + +IMPLEMENT_DYNAMIC_CLASS(wxXPMDataHandler, wxBitmapHandler); + +bool wxXPMDataHandler::Create(wxBitmap *bitmap, void *bits, + long WXUNUSED(flags), + int width, int height, int WXUNUSED(depth)) +{ +#if wxHAVE_LIB_XPM + wxCHECK_MSG( bits != NULL, FALSE, wxT("invalid bitmap data") ) + + if (!bitmap->GetRefData()) + bitmap->SetRefData( new wxBitmapRefData() ); + + M_BMPHANDLERDATA->m_display = wxGlobalDisplay(); + + Display *xdisplay = (Display*) M_BMPHANDLERDATA->m_display; + + int xscreen = DefaultScreen( xdisplay ); + Window xroot = RootWindow( xdisplay, xscreen ); + + int bpp = DefaultDepth( xdisplay, xscreen ); + + XpmAttributes xpmAttr; + xpmAttr.valuemask = XpmReturnInfos; // nothing yet, but get infos back + + Pixmap pixmap = 0; + Pixmap mask = 0; + + int ErrorStatus = XpmCreatePixmapFromData( xdisplay, xroot, (char**) bits, + &pixmap, &mask, &xpmAttr ); + + if (ErrorStatus == XpmSuccess) + { + M_BMPHANDLERDATA->m_width = xpmAttr.width; + M_BMPHANDLERDATA->m_height = xpmAttr.height; + + M_BMPHANDLERDATA->m_bpp = bpp; // mono as well? + +#if __WXDEBUG__ + unsigned int depthRet; + int xRet, yRet; + unsigned int widthRet, heightRet, borderWidthRet; + XGetGeometry( xdisplay, pixmap, &xroot, &xRet, &yRet, + &widthRet, &heightRet, &borderWidthRet, &depthRet); + + wxASSERT_MSG( bpp == (int)depthRet, wxT("colour depth mismatch") ); +#endif + + XpmFreeAttributes(&xpmAttr); + + M_BMPHANDLERDATA->m_pixmap = (WXPixmap) pixmap; + + if (mask) + { + M_BMPHANDLERDATA->m_mask = new wxMask; + M_BMPHANDLERDATA->m_mask->SetBitmap( (WXPixmap) mask ); + M_BMPHANDLERDATA->m_mask->SetDisplay( xdisplay ); + } + return TRUE; + } + else + { + bitmap->UnRef(); + + return FALSE; + } +#else // !wxHAVE_LIB_XPM + wxXPMDecoder decoder; + wxImage image(decoder.ReadData((const char **)bits)); + return image.Ok() && bitmap->CreateFromImage(image); +#endif // wxHAVE_LIB_XPM/!wxHAVE_LIB_XPM +} + +#endif // wxUSE_XPM + +// ---------------------------------------------------------------------------- +// wxXBMDataHandler +// ---------------------------------------------------------------------------- + +class WXDLLEXPORT wxXBMDataHandler: public wxBitmapHandler +{ + DECLARE_DYNAMIC_CLASS(wxXBMDataHandler) +public: + inline wxXBMDataHandler() + { + m_name = wxT("XBM data"); + m_extension = wxT("xbm"); + m_type = wxBITMAP_TYPE_XBM_DATA; + }; + + virtual bool LoadFile(wxBitmap *bitmap, const wxString& name, long flags, + int desiredWidth, int desiredHeight) + { return FALSE; } + + virtual bool SaveFile(const wxBitmap *bitmap, const wxString& name, + int type, const wxPalette *palette = NULL) + { return FALSE; } + + virtual bool Create(wxBitmap *bitmap, void *data, long flags, + int width, int height, int depth = 1); +}; + +IMPLEMENT_DYNAMIC_CLASS(wxXBMDataHandler, wxBitmapHandler); + +bool wxXBMDataHandler::Create( wxBitmap *bitmap, void *bits, + long WXUNUSED(flags), + int width, int height, int depth) +{ +#if !wxUSE_NANOX + if (!bitmap->GetRefData()) + bitmap->SetRefData( new wxBitmapRefData() ); + + M_BMPHANDLERDATA->m_display = wxGlobalDisplay(); + + Display *xdisplay = (Display*) M_BMPHANDLERDATA->m_display; + + int xscreen = DefaultScreen( xdisplay ); + Window xroot = RootWindow( xdisplay, xscreen ); + + M_BMPHANDLERDATA->m_mask = (wxMask *) NULL; + M_BMPHANDLERDATA->m_bitmap = + (WXPixmap) XCreateBitmapFromData( xdisplay, xroot, + (char *) bits, width, height ); + M_BMPHANDLERDATA->m_width = width; + M_BMPHANDLERDATA->m_height = height; + M_BMPHANDLERDATA->m_bpp = 1; + + return TRUE; +#else + wxCHECK_MSG( M_BMPHANDLERDATA->m_bitmap, FALSE, + wxT("couldn't create bitmap") ); +#endif +} + +void wxBitmap::InitStandardHandlers() +{ + AddHandler(new wxXBMDataHandler); +#if wxUSE_XPM +#if wxHAVE_LIB_XPM || wxUSE_STREAMS + AddHandler(new wxXPMFileHandler); +#endif + AddHandler(new wxXPMDataHandler); +#endif +}