+ g_object_unref (pmask);
+ }
+ }
+ }
+
+ return M_BMPDATA->m_pixbuf;
+}
+
+bool wxBitmap::HasPixbuf() const
+{
+ wxCHECK_MSG( Ok(), false, wxT("invalid bitmap") );
+
+ return M_BMPDATA->m_pixbuf != NULL;
+}
+
+void wxBitmap::SetPixbuf(GdkPixbuf* pixbuf, int depth)
+{
+ if (!m_refData)
+ m_refData = new wxBitmapRefData;
+
+ wxASSERT(M_BMPDATA->m_pixbuf == NULL);
+ M_BMPDATA->m_pixbuf = pixbuf;
+ M_BMPDATA->m_width = gdk_pixbuf_get_width(pixbuf);
+ M_BMPDATA->m_height = gdk_pixbuf_get_height(pixbuf);
+ // if depth specified
+ if (depth != 0)
+ M_BMPDATA->m_bpp = depth;
+ else if (M_BMPDATA->m_bpp == 0)
+ // use something reasonable
+ M_BMPDATA->m_bpp = wxTheApp->GetGdkVisual()->depth;
+ PurgeOtherRepresentations(Pixbuf);
+}
+
+void wxBitmap::PurgeOtherRepresentations(wxBitmap::Representation keep)
+{
+ if (keep == Pixmap && HasPixbuf())
+ {
+ g_object_unref (M_BMPDATA->m_pixbuf);
+ M_BMPDATA->m_pixbuf = NULL;
+ }
+ if (keep == Pixbuf && HasPixmap())
+ {
+ g_object_unref (M_BMPDATA->m_pixmap);
+ M_BMPDATA->m_pixmap = NULL;
+ }
+}
+
+void *wxBitmap::GetRawData(wxPixelDataBase& data, int bpp)
+{
+ void* bits = NULL;
+ GdkPixbuf *pixbuf = GetPixbuf();
+ const bool hasAlpha = HasAlpha();
+ // allow access if bpp is valid and matches existence of alpha
+ if (pixbuf != NULL && (
+ bpp == 24 && !hasAlpha ||
+ bpp == 32 && hasAlpha))
+ {
+ data.m_height = gdk_pixbuf_get_height( pixbuf );
+ data.m_width = gdk_pixbuf_get_width( pixbuf );
+ data.m_stride = gdk_pixbuf_get_rowstride( pixbuf );
+ bits = gdk_pixbuf_get_pixels(pixbuf);
+ }
+ return bits;
+}
+
+void wxBitmap::UngetRawData(wxPixelDataBase& WXUNUSED(data))
+{
+}
+
+bool wxBitmap::HasAlpha() const
+{
+ return m_refData != NULL && M_BMPDATA->m_pixbuf != NULL &&
+ gdk_pixbuf_get_has_alpha(M_BMPDATA->m_pixbuf);
+}
+
+void wxBitmap::UseAlpha()
+{
+ GdkPixbuf* pixbuf = GetPixbuf();
+ // add alpha if necessary
+ if (!gdk_pixbuf_get_has_alpha(pixbuf))
+ {
+ M_BMPDATA->m_pixbuf = NULL;
+ SetPixbuf(gdk_pixbuf_add_alpha(pixbuf, false, 0, 0, 0));
+ g_object_unref(pixbuf);
+ }
+}
+
+//-----------------------------------------------------------------------------
+// wxBitmapHandler
+//-----------------------------------------------------------------------------
+
+IMPLEMENT_ABSTRACT_CLASS(wxBitmapHandler, wxBitmapHandlerBase)
+
+/* static */ void wxBitmap::InitStandardHandlers()
+{
+ // TODO: Insert handler based on GdkPixbufs handler later