X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/8601b2e15bf924d4be6b7843064028e514a71ec8..e9a0cc4b727ed06da1a776a1b6c4ba66ed4bde3c:/src/x11/bitmap.cpp diff --git a/src/x11/bitmap.cpp b/src/x11/bitmap.cpp index 9659dc351c..7e42116984 100644 --- a/src/x11/bitmap.cpp +++ b/src/x11/bitmap.cpp @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: bitmap.cpp +// Name: src/x11/bitmap.cpp // Purpose: wxBitmap // Author: Julian Smart, Robert Roebling // Modified by: @@ -9,17 +9,18 @@ // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#ifdef __GNUG__ -#pragma implementation "bitmap.h" -#endif +// for compilers that support precompilation, includes "wx.h". +#include "wx/wxprec.h" #include "wx/bitmap.h" -#include "wx/icon.h" -#include "wx/log.h" -#include "wx/image.h" -#include "wx/app.h" -#if wxUSE_NANOX -#include "wx/dcmemory.h" + +#ifndef WX_PRECOMP + #include "wx/log.h" + #include "wx/app.h" + #include "wx/dcmemory.h" + #include "wx/icon.h" + #include "wx/math.h" + #include "wx/image.h" #endif #include "wx/x11/private.h" @@ -41,7 +42,6 @@ bool wxGetImageFromDrawable(GR_DRAW_ID drawable, int srcX, int srcY, int width, #include "wx/wfstream.h" #endif #endif -#include //----------------------------------------------------------------------------- // wxMask @@ -91,15 +91,15 @@ bool wxMask::Create( const wxBitmap& bitmap, m_display = bitmap.GetDisplay(); - wxImage image( bitmap ); - if (!image.Ok()) return FALSE; - + wxImage image = bitmap.ConvertToImage(); + if (!image.Ok()) return false; + m_display = bitmap.GetDisplay(); - + Display *xdisplay = (Display*) m_display; int xscreen = DefaultScreen( xdisplay ); Window xroot = RootWindow( xdisplay, xscreen ); - + m_bitmap = (WXPixmap) XCreatePixmap( xdisplay, xroot, image.GetWidth(), image.GetHeight(), 1 ); GC gc = XCreateGC( xdisplay, (Pixmap) m_bitmap, 0, NULL ); @@ -114,25 +114,25 @@ bool wxMask::Create( const wxBitmap& bitmap, unsigned char green = colour.Green(); unsigned char blue = colour.Blue(); - int bpp = wxTheApp->m_visualDepth; - + int bpp = wxTheApp->GetVisualInfo(m_display)->m_visualDepth; + if (bpp == 15) { - red = red & 0xf8; - green = green & 0xf8; - blue = blue & 0xf8; + red &= 0xf8; + green &= 0xf8; + blue &= 0xf8; } else if (bpp == 16) { - red = red & 0xf8; - green = green & 0xfc; - blue = blue & 0xf8; + red &= 0xf8; + green &= 0xfc; + blue &= 0xf8; } else if (bpp == 12) { - red = red & 0xf0; - green = green & 0xf0; - blue = blue & 0xf0; + red &= 0xf0; + green &= 0xf0; + blue &= 0xf0; } XSetForeground( xdisplay, gc, BlackPixel(xdisplay,xscreen) ); @@ -165,12 +165,12 @@ 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; + return true; #else - return FALSE; + return false; #endif // wxUSE_NANOX } @@ -180,7 +180,7 @@ 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); @@ -196,29 +196,29 @@ bool wxMask::Create( const wxBitmap& bitmap ) m_bitmap = 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_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; - + 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; + return true; #else - return FALSE; + return false; #endif // wxUSE_NANOX } @@ -231,7 +231,7 @@ class wxBitmapRefData: public wxObjectRefData { public: wxBitmapRefData(); - ~wxBitmapRefData(); + virtual ~wxBitmapRefData(); WXPixmap m_pixmap; WXPixmap m_bitmap; @@ -265,6 +265,37 @@ wxBitmapRefData::~wxBitmapRefData() //----------------------------------------------------------------------------- +// helper function + +static WXPixmap wxGetSubPixmap( WXDisplay* xdisplay, WXPixmap xpixmap, + int x, int y, int width, int height, + int depth ) +{ + Display * const dpy = (Display *)xdisplay; + + int xscreen = DefaultScreen( dpy ); + Window xroot = RootWindow( dpy, xscreen ); + Visual* xvisual = DefaultVisual( dpy, xscreen ); + + XImage* ximage = XCreateImage( dpy, xvisual, depth, + ZPixmap, 0, 0, width, height, 32, 0 ); + ximage->data = (char*)malloc( ximage->bytes_per_line * ximage->height ); + ximage = XGetSubImage( dpy, (Pixmap)xpixmap, + x, y, width, height, + AllPlanes, ZPixmap, ximage, 0, 0 ); + + GC gc = XCreateGC( dpy, (Pixmap)xpixmap, 0, NULL ); + Pixmap ret = XCreatePixmap( dpy, xroot, + width, height, depth ); + + XPutImage( dpy, ret, gc, ximage, + 0, 0, 0, 0, width, height ); + XDestroyImage( ximage ); + XFreeGC( dpy, gc ); + + return (WXPixmap)ret; +} + #define M_BMPDATA ((wxBitmapRefData *)m_refData) IMPLEMENT_DYNAMIC_CLASS(wxBitmap,wxGDIObject) @@ -282,22 +313,22 @@ bool wxBitmap::Create( int width, int height, int depth ) { UnRef(); - wxCHECK_MSG( (width > 0) && (height > 0), FALSE, wxT("invalid bitmap size") ) + 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; wxCHECK_MSG( (depth == bpp) || - (depth == 1), FALSE, wxT("invalid bitmap depth") ) + (depth == 1), false, wxT("invalid bitmap depth") ); M_BMPDATA->m_mask = (wxMask *) NULL; M_BMPDATA->m_width = width; @@ -312,95 +343,83 @@ bool wxBitmap::Create( int width, int height, int depth ) 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(const 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 - Pixmap pixmap; - Pixmap mask = 0; - - int ErrorStatus = XpmCreatePixmapFromData( xdisplay, xroot, (char**) bits, &pixmap, &mask, &xpmAttr ); - - if (ErrorStatus == XpmSuccess) - { - M_BMPDATA->m_width = xpmAttr.width; - M_BMPDATA->m_height = xpmAttr.height; + // make a copy of the Pixmap + Window root; + Pixmap copy; + int x, y; + unsigned width, height, border, depth; - M_BMPDATA->m_bpp = bpp; // mono as well? + XGetGeometry( xdisplay, (Drawable)xpixmap, &root, &x, &y, + &width, &height, &border, &depth ); + copy = XCreatePixmap( xdisplay, xroot, width, height, depth ); -#if __WXDEBUG__ - unsigned int depthRet; - int xRet, yRet; - unsigned int widthRet, heightRet, borderWidthRet; - XGetGeometry( xdisplay, pixmap, &xroot, &xRet, &yRet, - &widthRet, &heightRet, &borderWidthRet, &depthRet); + GC gc = XCreateGC( xdisplay, copy, 0, NULL ); + XCopyArea( xdisplay, xpixmap, copy, gc, 0, 0, width, height, 0, 0 ); + XFreeGC( xdisplay, gc ); - wxASSERT_MSG( bpp == (int)depthRet, wxT("colour depth mismatch") ) -#endif + // fill in ref data + wxBitmapRefData* ref = new wxBitmapRefData(); - XpmFreeAttributes(&xpmAttr); - - M_BMPDATA->m_pixmap = (WXPixmap) pixmap; - - if (mask) - { - M_BMPDATA->m_mask = new wxMask; - M_BMPDATA->m_mask->SetBitmap( (WXPixmap) mask ); - M_BMPDATA->m_mask->SetDisplay( xdisplay ); - } - return TRUE; - } - else - { - UnRef(); - - return FALSE; - } -#else - wxXPMDecoder decoder; - wxImage image(decoder.ReadData(bits)); - if (image.Ok()) - return CreateFromImage(image); + if( depth == 1 ) + ref->m_bitmap = (WXPixmap)copy; else - return FALSE; -#endif -#endif - return FALSE; + 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; +} + +wxBitmap::wxBitmap(const char* const* bits) +{ + Create(bits, wxBITMAP_TYPE_XPM_DATA, 0, 0, 0); } bool wxBitmap::CreateFromImage( const wxImage& image, int depth ) @@ -408,15 +427,15 @@ bool wxBitmap::CreateFromImage( const wxImage& image, int depth ) #if wxUSE_NANOX if (!image.Ok()) { - wxASSERT_MSG(image.Ok(), "Invalid wxImage passed to wxBitmap::CreateFromImage."); - return FALSE; + wxASSERT_MSG(image.Ok(), wxT("Invalid wxImage passed to wxBitmap::CreateFromImage.")); + return false; } - + int w = image.GetWidth(); int h = image.GetHeight(); - + if (!Create(w, h, depth)) - return FALSE; + return false; // Unfortunately the mask has to be screen-depth since // 1-bpp bitmaps don't seem to be supported @@ -430,7 +449,7 @@ bool wxBitmap::CreateFromImage( const wxImage& image, int depth ) // pixmap. See demos/nxroach.c. bool hasMask = image.HasMask(); - + GC pixmapGC = GrNewGC(); Pixmap pixmap = (Pixmap) GetPixmap(); @@ -446,11 +465,11 @@ bool wxBitmap::CreateFromImage( const wxImage& image, int depth ) maskR = image.GetMaskRed(); maskG = image.GetMaskGreen(); maskB = image.GetMaskBlue(); - + maskGC = GrNewGC(); maskPixmap = GrNewPixmap(w, h, 0); if (!maskPixmap) - hasMask = FALSE; + hasMask = false; else { wxMask* mask = new wxMask; @@ -461,7 +480,7 @@ bool wxBitmap::CreateFromImage( const wxImage& image, int depth ) GR_COLOR lastPixmapColour = 0; GR_COLOR lastMaskColour = 0; - + int i, j; for (i = 0; i < w; i++) { @@ -479,9 +498,9 @@ bool wxBitmap::CreateFromImage( const wxImage& image, int depth ) GrSetGCForeground(pixmapGC, colour); lastPixmapColour = colour; } - + GrPoint(pixmap, pixmapGC, i, j); - + if (hasMask) { // scan the bitmap for the transparent colour and set the corresponding @@ -507,28 +526,28 @@ bool wxBitmap::CreateFromImage( const wxImage& image, int depth ) GrDestroyGC(pixmapGC); if (hasMask) GrDestroyGC(maskGC); - - return TRUE; + + return true; #else // !wxUSE_NANOX - + UnRef(); - wxCHECK_MSG( image.Ok(), FALSE, wxT("invalid image") ) - wxCHECK_MSG( depth == -1, FALSE, wxT("invalid bitmap depth") ) + wxCHECK_MSG( image.Ok(), false, wxT("invalid image") ); + wxCHECK_MSG( depth == -1, false, wxT("invalid bitmap 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 = wxTheApp->m_visualDepth; - + + int bpp = wxTheApp->GetVisualInfo(M_BMPDATA->m_display)->m_visualDepth; + int width = image.GetWidth(); int height = image.GetHeight(); M_BMPDATA->m_width = width; @@ -536,22 +555,22 @@ 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 - return FALSE; + return false; } M_BMPDATA->m_pixmap = (WXPixmap) XCreatePixmap( xdisplay, xroot, width, height, depth ); @@ -560,16 +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; + return false; } - + wxMask *mask = new wxMask(); mask->SetDisplay( xdisplay ); mask->SetBitmap( (WXPixmap) XCreatePixmap( xdisplay, xroot, width, height, 1 ) ); @@ -584,14 +603,19 @@ 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 ((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; + 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; } int r_mask = image.GetMaskRed(); @@ -599,9 +623,10 @@ bool wxBitmap::CreateFromImage( const wxImage& image, int depth ) int b_mask = image.GetMaskBlue(); unsigned char* data = image.GetData(); - wxASSERT_MSG( data, "No image data" ); - - unsigned char *colorCube = wxTheApp->m_colorCube; + wxASSERT_MSG( data, wxT("No image data") ); + + unsigned char *colorCube = + wxTheApp->GetVisualInfo(M_BMPDATA->m_display)->m_colorCube; bool hasMask = image.HasMask(); @@ -709,7 +734,7 @@ bool wxBitmap::CreateFromImage( const wxImage& image, int depth ) XFreeGC( xdisplay, gc ); // Blit mask - + if (image.HasMask()) { GC gc = XCreateGC( xdisplay, (Pixmap) GetMask()->GetBitmap(), 0, NULL ); @@ -720,7 +745,7 @@ bool wxBitmap::CreateFromImage( const wxImage& image, int depth ) } } - return TRUE; + return true; #endif // wxUSE_NANOX } @@ -740,7 +765,7 @@ wxImage wxBitmap::ConvertToImage() const return image; #else // !wxUSE_NANOX - int bpp = wxTheApp->m_visualDepth; + int bpp = wxTheApp->GetVisualInfo(M_BMPDATA->m_display)->m_visualDepth; XImage *x_image = NULL; if (GetPixmap()) { @@ -777,7 +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 @@ -789,26 +814,30 @@ 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()) { - 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; - - use_shift = (wxTheApp->m_visualType == GrayScale) || (wxTheApp->m_visualType != PseudoColor); + 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->m_visualColormap; + XColor *colors = (XColor*)wxTheApp-> + GetVisualInfo(M_BMPDATA->m_display)->m_visualColormap; int width = GetWidth(); int height = GetHeight(); @@ -835,15 +864,15 @@ wxImage wxBitmap::ConvertToImage() const } 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; + data[pos] = (unsigned char)((pixel >> red_shift_right) << red_shift_left); + data[pos+1] = (unsigned char)((pixel >> green_shift_right) << green_shift_left); + data[pos+2] = (unsigned char)((pixel >> blue_shift_right) << blue_shift_left); } else if (colors) { - data[pos] = colors[pixel].red >> 8; - data[pos+1] = colors[pixel].green >> 8; - data[pos+2] = colors[pixel].blue >> 8; + data[pos] = (unsigned char)(colors[pixel].red >> 8); + data[pos+1] = (unsigned char)(colors[pixel].green >> 8); + data[pos+2] = (unsigned char)(colors[pixel].blue >> 8); } else { @@ -872,49 +901,22 @@ wxImage wxBitmap::ConvertToImage() const // wxUSE_NANOX } -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 ) { -#if !wxUSE_NANOX - 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; -#endif - wxCHECK_RET( M_BMPDATA->m_bitmap, wxT("couldn't create bitmap") ); + (void) Create(bits, wxBITMAP_TYPE_XBM_DATA, width, height, depth); } 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; @@ -925,7 +927,7 @@ bool wxBitmap::operator != ( const wxBitmap& bmp ) const return m_refData != bmp.m_refData; } -bool wxBitmap::Ok() const +bool wxBitmap::IsOk() const { return (m_refData != NULL); } @@ -970,152 +972,110 @@ void wxBitmap::SetMask( wxMask *mask ) bool wxBitmap::CopyFromIcon(const wxIcon& icon) { *this = icon; - return TRUE; + return true; } 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") ); + 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; + 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.ReadFile(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; + 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 @@ -1174,6 +1134,13 @@ 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") ); @@ -1194,118 +1161,118 @@ bool wxGetImageFromDrawable(GR_DRAW_ID drawable, int srcX, int srcY, int width, GrGetScreenInfo(&sinfo); if (sinfo.pixtype == MWPF_PALETTE) { - if(!(palette = (GR_PALETTE*) malloc(sizeof(GR_PALETTE)))) { - return FALSE; - } - GrGetSystemPalette(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; + 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]); - - } + 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; + 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; + 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; - } + /* 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]; @@ -1318,3 +1285,303 @@ int GrGetPixelColor(GR_SCREEN_INFO* sinfo, GR_PALETTE* palette, GR_PIXELVAL pixe #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() + { + SetName( wxT("XPM file") ); + SetExtension( wxT("xpm") ); + SetType( 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 *WXUNUSED(bitmap), const void* WXUNUSED(data), long WXUNUSED(flags), + int WXUNUSED(width), int WXUNUSED(height), int WXUNUSED(depth) = 1) + { return false; } +}; + +IMPLEMENT_DYNAMIC_CLASS(wxXPMFileHandler, wxBitmapHandler) + +bool wxXPMFileHandler::LoadFile(wxBitmap *bitmap, const wxString& name, + long WXUNUSED(flags), int WXUNUSED(desiredWidth), + int WXUNUSED(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() + { + SetName( wxT("XPM data") ); + SetExtension( wxT("xpm") ); + SetType( wxBITMAP_TYPE_XPM_DATA ); + }; + + virtual bool LoadFile(wxBitmap *WXUNUSED(bitmap), + const wxString& WXUNUSED(name), + long WXUNUSED(flags), + int WXUNUSED(desiredWidth), + int WXUNUSED(desiredHeight)) + { return false; } + + virtual bool SaveFile(const wxBitmap *WXUNUSED(bitmap), + const wxString& WXUNUSED(name), + int WXUNUSED(type), + const wxPalette *WXUNUSED(palette) = NULL) + { return false; } + + virtual bool Create(wxBitmap *bitmap, const void* data, long flags, + int width, int height, int depth = 1); +}; + +IMPLEMENT_DYNAMIC_CLASS(wxXPMDataHandler, wxBitmapHandler) + +bool wxXPMDataHandler::Create(wxBitmap *bitmap, const void* bits, + long WXUNUSED(flags), + int WXUNUSED(width), int WXUNUSED(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() + { + SetName( wxT("XBM data") ); + SetExtension( wxT("xbm") ); + SetType( wxBITMAP_TYPE_XBM_DATA ); + }; + + virtual bool LoadFile(wxBitmap *WXUNUSED(bitmap), + const wxString& WXUNUSED(name), + long WXUNUSED(flags), + int WXUNUSED(desiredWidth), + int WXUNUSED(desiredHeight)) + { return false; } + + virtual bool SaveFile(const wxBitmap *WXUNUSED(bitmap), + const wxString& WXUNUSED(name), + int WXUNUSED(type), + const wxPalette *WXUNUSED(palette) = NULL) + { return false; } + + virtual bool Create(wxBitmap *bitmap, const void* data, long flags, + int width, int height, int depth = 1); +}; + +IMPLEMENT_DYNAMIC_CLASS(wxXBMDataHandler, wxBitmapHandler) + +bool wxXBMDataHandler::Create( wxBitmap *bitmap, const void* bits, + long WXUNUSED(flags), + int width, int height, int WXUNUSED(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 +}