m_display = bitmap.GetDisplay();
- wxImage image( bitmap );
+ wxImage image = bitmap.ConvertToImage();
if (!image.Ok()) return FALSE;
m_display = bitmap.GetDisplay();
//-----------------------------------------------------------------------------
+// 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)
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") )
-
- 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
+ wxBitmapHandler *handler = FindHandler(type);
- 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;
+ if ( handler == NULL ) {
+ wxLogWarning("no data bitmap handler for type %ld defined.",
+ (long)type);
- M_BMPDATA->m_bpp = bpp; // mono as well?
+ return FALSE;
+ }
-#if __WXDEBUG__
- unsigned int depthRet;
- int xRet, yRet;
- unsigned int widthRet, heightRet, borderWidthRet;
- XGetGeometry( xdisplay, pixmap, &xroot, &xRet, &yRet,
- &widthRet, &heightRet, &borderWidthRet, &depthRet);
+ return handler->Create(this, data, type, width, height, depth);
+}
- wxASSERT_MSG( bpp == (int)depthRet, wxT("colour depth mismatch") );
-#endif
+bool wxBitmap::CreateFromXpm( const char **bits )
+{
+ wxCHECK_MSG( bits, FALSE, _T("NULL pointer in wxBitmap::CreateFromXpm") );
- 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);
- else
- return FALSE;
-#endif
-#endif
- return FALSE;
+ return Create(bits, wxBITMAP_TYPE_XPM_DATA, 0, 0, 0);
}
bool wxBitmap::CreateFromImage( const wxImage& image, int depth )
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_refData = new wxBitmapRefData;
- M_BMPDATA->m_display = wxGlobalDisplay();
-
- 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((void*) bits, wxBITMAP_TYPE_XBM_DATA, width, height, depth);
}
wxBitmap::~wxBitmap()
{
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:
- {
- wxImage image( *this );
+ if (handler == NULL)
+ {
+ 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.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;
}
- 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
#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 = "XPM file";
+ m_extension = "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));
+ if (image.Ok())
+ return CreateFromImage(image);
+ else
+ return FALSE;
+ }
+ else
+ 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 = "XPM data";
+ m_extension = "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
+ wxXPMDecoder decoder;
+ wxImage image(decoder.ReadData(bits));
+ if (image.Ok())
+ return bitmap->CreateFromImage(image);
+ else
+ return FALSE;
+#endif
+}
+
+#endif // wxUSE_XPM
+
+// ----------------------------------------------------------------------------
+// wxXBMDataHandler
+// ----------------------------------------------------------------------------
+
+class WXDLLEXPORT wxXBMDataHandler: public wxBitmapHandler
+{
+ DECLARE_DYNAMIC_CLASS(wxXBMDataHandler)
+public:
+ inline wxXBMDataHandler()
+ {
+ m_name = "XBM data";
+ m_extension = "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;
+#endif
+ wxCHECK_MSG( M_BMPHANDLERDATA->m_bitmap, FALSE,
+ wxT("couldn't create bitmap") );
+}
+
+void wxBitmap::InitStandardHandlers()
+{
+ AddHandler(new wxXBMDataHandler);
+#if wxUSE_XPM
+#if wxHAVE_LIB_XPM || wxUSE_STREAMS
+ AddHandler(new wxXPMFileHandler);
+#endif
+ AddHandler(new wxXPMDataHandler);
+#endif
+}
projects / wxWidgets.git / blobdiff