Don't crash on startup of console programs in monolithic wxX11 build.

[wxWidgets.git] / src / x11 / bitmap.cpp

diff --git a/src/x11/bitmap.cpp b/src/x11/bitmap.cpp
index 856f0288b8259e17ac886a125ba6d8bd364a93c2..cded72e272f89cd6142b8e21a4fab87d1b4d7bb7 100644 (file)
--- a/src/x11/bitmap.cpp
+++ b/src/x11/bitmap.cpp
@@ -34,6 +34,10 @@
 bool wxGetImageFromDrawable(GR_DRAW_ID drawable, int srcX, int srcY, int width, int height, wxImage& image);
 #endif
 
+static WXPixmap wxGetSubPixmap( WXDisplay* xdisplay, WXPixmap xpixmap,
+                                int x, int y, int width, int height,
+                                int depth );
+
 #if wxUSE_XPM
 #if wxHAVE_LIB_XPM
 #include <X11/xpm.h>
@@ -55,6 +59,24 @@ wxMask::wxMask()
     m_display = NULL;
 }
 
+wxMask::wxMask(const wxMask& mask)
+{
+    m_display = mask.m_display;
+    if ( !mask.m_bitmap )
+    {
+        m_bitmap = NULL;
+        return;
+    }
+
+    m_size = mask.m_size;
+
+    // Duplicate the mask bitmap using the existing wxGetSubPixmap() function.
+    // There are probably/surely better ways to do it.
+    m_bitmap = wxGetSubPixmap(m_display, mask.m_bitmap,
+                              0, 0, m_size.x, m_size.y,
+                              1);
+}
+
 wxMask::wxMask( const wxBitmap& bitmap, const wxColour& colour )
 {
     m_bitmap = NULL;
@@ -82,6 +104,8 @@ wxMask::~wxMask()
 bool wxMask::Create( const wxBitmap& bitmap,
                      const wxColour& colour )
 {
+    m_size = bitmap.GetSize();
+
 #if !wxUSE_NANOX
     if (m_bitmap)
     {
@@ -224,7 +248,7 @@ bool wxMask::Create( const wxBitmap& bitmap )
 }
 
 //-----------------------------------------------------------------------------
-// wxBitmap
+// wxBitmapRefData
 //-----------------------------------------------------------------------------
 
 class wxBitmapRefData : public wxGDIRefData
@@ -258,7 +282,7 @@ wxBitmapRefData::wxBitmapRefData()
     m_width = 0;
     m_height = 0;
     m_bpp = 0;
-    m_palette = (wxPalette *) NULL;
+    m_palette = NULL;
 }
 
 wxBitmapRefData::wxBitmapRefData(const wxBitmapRefData& data)
@@ -295,7 +319,7 @@ bool wxBitmapRefData::Create(int width, int height, int depth)
 #else // !wxUSE_NANOX
     Window xroot = RootWindow(m_display, xscreen);
 
-    *(depth == 1 ? &m_bitmap : &m_pixmap) = 
+    *(depth == 1 ? &m_bitmap : &m_pixmap) =
         XCreatePixmap(m_display, xroot, width, height, depth);
 #endif // wxUSE_NANOX/!wxUSE_NANOX
 
@@ -347,18 +371,14 @@ static WXPixmap wxGetSubPixmap( WXDisplay* xdisplay, WXPixmap xpixmap,
     return (WXPixmap)ret;
 }
 
-#define M_BMPDATA ((wxBitmapRefData *)m_refData)
 
-IMPLEMENT_DYNAMIC_CLASS(wxBitmap,wxGDIObject)
+//-----------------------------------------------------------------------------
+// wxBitmap
+//-----------------------------------------------------------------------------
 
-wxBitmap::wxBitmap()
-{
-}
+#define M_BMPDATA ((wxBitmapRefData *)m_refData)
 
-wxBitmap::wxBitmap( int width, int height, int depth )
-{
-    Create( width, height, depth );
-}
+IMPLEMENT_DYNAMIC_CLASS(wxBitmap,wxGDIObject)
 
 bool wxBitmap::Create( int width, int height, int depth )
 {
@@ -439,7 +459,7 @@ wxGDIRefData *wxBitmap::CreateGDIRefData() const
 
 wxGDIRefData *wxBitmap::CloneGDIRefData(const wxGDIRefData *data) const
 {
-    return new wxBitmapRefData(*wx_static_cast(const wxBitmapRefData *, data));
+    return new wxBitmapRefData(*static_cast<const wxBitmapRefData *>(data));
 }
 
 bool wxBitmap::CreateFromImage( const wxImage& image, int depth )
@@ -598,7 +618,7 @@ bool wxBitmap::CreateFromImage( const wxImage& image, int depth )
         // Create mask if necessary
         const bool hasMask = image.HasMask();
 
-        XImage *mask_image = (XImage*) NULL;
+        XImage *mask_image = NULL;
         if ( hasMask )
         {
             mask_image = XCreateImage( xdisplay, xvisual, 1, ZPixmap, 0, 0, width, height, 32, 0 );
@@ -959,7 +979,7 @@ int wxBitmap::GetDepth() const
 
 wxMask *wxBitmap::GetMask() const
 {
-    wxCHECK_MSG( Ok(), (wxMask *) NULL, wxT("invalid bitmap") );
+    wxCHECK_MSG( Ok(), NULL, wxT("invalid bitmap") );
 
     return M_BMPDATA->m_mask;
 }
@@ -1076,8 +1096,7 @@ void wxBitmap::SetPalette(const wxPalette& palette)
                 wxT("cannot set palette for bitmap of this depth"));
 
     AllocExclusive();
-    delete M_BMPDATA->m_palette;
-    M_BMPDATA->m_palette = NULL;
+    wxDELETE(M_BMPDATA->m_palette);
 
     if (!palette.Ok()) return;
 
@@ -1086,7 +1105,7 @@ void wxBitmap::SetPalette(const wxPalette& palette)
 
 wxPalette *wxBitmap::GetPalette() const
 {
-    if (!Ok()) return (wxPalette *) NULL;
+    if (!Ok()) return NULL;
 
     return M_BMPDATA->m_palette;
 }
@@ -1150,7 +1169,7 @@ WXPixmap wxBitmap::GetDrawable() const
 
 WXDisplay *wxBitmap::GetDisplay() const
 {
-    wxCHECK_MSG( Ok(), (WXDisplay*) NULL, wxT("invalid bitmap") );
+    wxCHECK_MSG( Ok(), NULL, wxT("invalid bitmap") );
 
     return M_BMPDATA->m_display;
 }
@@ -1296,8 +1315,6 @@ int GrGetPixelColor(GR_SCREEN_INFO* sinfo, GR_PALETTE* palette, GR_PIXELVAL pixe
 // Bitmap handlers
 // ============================================================================
 
-IMPLEMENT_ABSTRACT_CLASS(wxBitmapHandler, wxBitmapHandlerBase)
-
 #define M_BMPHANDLERDATA ((wxBitmapRefData *)bitmap->GetRefData())
 
 #if wxUSE_XPM
@@ -1310,7 +1327,6 @@ IMPLEMENT_ABSTRACT_CLASS(wxBitmapHandler, wxBitmapHandlerBase)
 
 class wxXPMFileHandler : public wxBitmapHandler
 {
-    DECLARE_DYNAMIC_CLASS(wxXPMFileHandler)
 public:
     wxXPMFileHandler()
     {
@@ -1319,21 +1335,31 @@ public:
         SetType( wxBITMAP_TYPE_XPM );
     };
 
-    virtual bool LoadFile(wxBitmap *bitmap, const wxString& name, long flags,
+    virtual bool LoadFile(wxBitmap *bitmap, const wxString& name,
+                          wxBitmapType 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)
+                          wxBitmapType type,
+                          const wxPalette *palette = NULL) const;
+
+    virtual bool Create(wxBitmap *WXUNUSED(bitmap),
+                        const void* WXUNUSED(data),
+                        wxBitmapType WXUNUSED(flags),
+                        int WXUNUSED(width),
+                        int WXUNUSED(height),
+                        int WXUNUSED(depth) = 1)
         { return false; }
+
+    DECLARE_DYNAMIC_CLASS(wxXPMFileHandler)
 };
 
 IMPLEMENT_DYNAMIC_CLASS(wxXPMFileHandler, wxBitmapHandler)
 
-bool wxXPMFileHandler::LoadFile(wxBitmap *bitmap, const wxString& name,
-                                long WXUNUSED(flags), int WXUNUSED(desiredWidth),
+bool wxXPMFileHandler::LoadFile(wxBitmap *bitmap,
+                                const wxString& name,
+                                wxBitmapType WXUNUSED(flags),
+                                int WXUNUSED(desiredWidth),
                                 int WXUNUSED(desiredHeight))
 {
 #if wxHAVE_LIB_XPM
@@ -1388,10 +1414,10 @@ bool wxXPMFileHandler::LoadFile(wxBitmap *bitmap, const wxString& name,
 #elif wxUSE_STREAMS
     wxXPMDecoder decoder;
     wxFileInputStream stream(name);
-    if (stream.Ok())
+    if (stream.IsOk())
     {
         wxImage image(decoder.ReadFile(stream));
-        return image.Ok() && bitmap->CreateFromImage(image);
+        return image.IsOk() && bitmap->CreateFromImage(image);
     }
 
     return false;
@@ -1400,12 +1426,14 @@ bool wxXPMFileHandler::LoadFile(wxBitmap *bitmap, const wxString& name,
 #endif // wxHAVE_LIB_XPM / wxUSE_STREAMS
 }
 
-bool wxXPMFileHandler::SaveFile(const wxBitmap *bitmap, const wxString& name,
-                                int type,
-                                const wxPalette *WXUNUSED(palette))
+bool wxXPMFileHandler::SaveFile(const wxBitmap *bitmap,
+                                const wxString& name,
+                                wxBitmapType type,
+                                const wxPalette *WXUNUSED(palette)) const
 {
     wxImage image(bitmap->ConvertToImage());
-    if (image.Ok()) return image.SaveFile( name, (wxBitmapType)type );
+    if (image.Ok())
+        return image.SaveFile( name, type );
 
     return false;
 }
@@ -1429,25 +1457,25 @@ public:
 
     virtual bool LoadFile(wxBitmap *WXUNUSED(bitmap),
                           const wxString& WXUNUSED(name),
-                          long WXUNUSED(flags),
+                          wxBitmapType 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)
+                          wxBitmapType WXUNUSED(type),
+                          const wxPalette *WXUNUSED(palette) = NULL) const
         { return false; }
 
-    virtual bool Create(wxBitmap *bitmap, const void* data, long flags,
+    virtual bool Create(wxBitmap *bitmap, const void* data, wxBitmapType flags,
                         int width, int height, int depth = 1);
 };
 
 IMPLEMENT_DYNAMIC_CLASS(wxXPMDataHandler, wxBitmapHandler)
 
 bool wxXPMDataHandler::Create(wxBitmap *bitmap, const void* bits,
-                              long WXUNUSED(flags),
+                              wxBitmapType WXUNUSED(flags),
                               int WXUNUSED(width), int WXUNUSED(height), int WXUNUSED(depth))
 {
 #if wxHAVE_LIB_XPM
@@ -1481,7 +1509,7 @@ bool wxXPMDataHandler::Create(wxBitmap *bitmap, const void* bits,
 
         M_BMPHANDLERDATA->m_bpp = bpp;  // mono as well?
 
-#if __WXDEBUG__
+#if wxDEBUG_LEVEL
         unsigned int depthRet;
         int xRet, yRet;
         unsigned int widthRet, heightRet, borderWidthRet;
@@ -1489,7 +1517,7 @@ bool wxXPMDataHandler::Create(wxBitmap *bitmap, const void* bits,
             &widthRet, &heightRet, &borderWidthRet, &depthRet);
 
         wxASSERT_MSG( bpp == (int)depthRet, wxT("colour depth mismatch") );
-#endif
+#endif // wxDEBUG_LEVEL
 
         XpmFreeAttributes(&xpmAttr);
 
@@ -1535,25 +1563,25 @@ public:
 
     virtual bool LoadFile(wxBitmap *WXUNUSED(bitmap),
                           const wxString& WXUNUSED(name),
-                          long WXUNUSED(flags),
+                          wxBitmapType 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)
+                          wxBitmapType WXUNUSED(type),
+                          const wxPalette *WXUNUSED(palette) = NULL) const
         { return false; }
 
-    virtual bool Create(wxBitmap *bitmap, const void* data, long flags,
+    virtual bool Create(wxBitmap *bitmap, const void* data, wxBitmapType type,
                         int width, int height, int depth = 1);
 };
 
 IMPLEMENT_DYNAMIC_CLASS(wxXBMDataHandler, wxBitmapHandler)
 
 bool wxXBMDataHandler::Create( wxBitmap *bitmap, const void* bits,
-                               long WXUNUSED(flags),
+                               wxBitmapType WXUNUSED(type),
                                int width, int height, int WXUNUSED(depth))
 {
 #if !wxUSE_NANOX
@@ -1567,7 +1595,7 @@ bool wxXBMDataHandler::Create( wxBitmap *bitmap, const void* bits,
     int xscreen = DefaultScreen( xdisplay );
     Window xroot = RootWindow( xdisplay, xscreen );
 
-    M_BMPHANDLERDATA->m_mask = (wxMask *) NULL;
+    M_BMPHANDLERDATA->m_mask = NULL;
     M_BMPHANDLERDATA->m_bitmap =
         XCreateBitmapFromData(xdisplay, xroot,
                               (char *) bits, width, height );