fixed compilation problem with old gcc releases

[wxWidgets.git] / src / gtk1 / dcclient.cpp

diff --git a/src/gtk1/dcclient.cpp b/src/gtk1/dcclient.cpp
index f01f370d2e15bbf044f4fbf12e1cc5ee979be884..5cb5431280f31bfe96cc29e930450153e8c54eae 100644 (file)
--- a/src/gtk1/dcclient.cpp
+++ b/src/gtk1/dcclient.cpp
@@ -246,6 +246,8 @@ wxWindowDC::wxWindowDC()
 
 wxWindowDC::wxWindowDC( wxWindow *window )
 {
+    wxASSERT_MSG( window, wxT("DC needs a window") );
+
     m_penGC = (GdkGC *) NULL;
     m_brushGC = (GdkGC *) NULL;
     m_textGC = (GdkGC *) NULL;
@@ -256,8 +258,6 @@ wxWindowDC::wxWindowDC( wxWindow *window )
     m_isScreenDC = FALSE;
     m_font = window->GetFont();
 
-    wxASSERT_MSG( window, wxT("DC needs a window") );
-
     GtkWidget *widget = window->m_wxwindow;
 
     // some controls don't have m_wxwindow - like wxStaticBox, but the user
@@ -1104,10 +1104,10 @@ bool wxWindowDC::DoBlit( wxCoord xdest, wxCoord ydest,
 
     if (!m_window) return FALSE;
 
-#if 0
+#if 1
     // transform the source DC coords to the device ones
-    xsrc = XLOG2DEV(xsrc);
-    ysrc = YLOG2DEV(ysrc);
+    xsrc = source->XLOG2DEV(xsrc);
+    ysrc = source->YLOG2DEV(ysrc);
 #endif
 
     wxClientDC *srcDC = (wxClientDC*)source;
@@ -1358,11 +1358,11 @@ void wxWindowDC::DoDrawText( const wxString &text, wxCoord x, wxCoord y )
     y = YLOG2DEV(y);
 
 #if defined(__WXGTK20__) && wxUSE_WCHAR_T
-    /* FIXME: the layout engine should probably be abstracted at a higher level in wxDC... */
+    // TODO: the layout engine should be abstracted at a higher level!
     PangoLayout *layout = pango_layout_new(m_context);
     pango_layout_set_font_description(layout, m_fontdesc);
     {
-        wxWX2MBbuf data = text.mb_str(wxConvUTF8);
+        const wxWX2MBbuf data = text.mb_str(wxConvUTF8);
         pango_layout_set_text(layout, data, strlen(data));
     }
     PangoLayoutLine *line = (PangoLayoutLine *)pango_layout_get_lines(layout)->data;
@@ -1371,7 +1371,7 @@ void wxWindowDC::DoDrawText( const wxString &text, wxCoord x, wxCoord y )
     wxCoord width = rect.width;
     wxCoord height = rect.height;
     gdk_draw_layout( m_window, m_textGC, x, y, layout );
-#else
+#else // GTK+ 1.x
     wxCoord width = gdk_string_width( font, text.mbc_str() );
     wxCoord height = font->ascent + font->descent;
 
@@ -1382,7 +1382,7 @@ void wxWindowDC::DoDrawText( const wxString &text, wxCoord x, wxCoord y )
         gdk_gc_set_foreground( m_textGC, m_textForegroundColour.GetColor() );
     }
     gdk_draw_string( m_window, font, m_textGC, x, y + font->ascent, text.mbc_str() );
-#endif
+#endif // GTK+ 2.0/1.x
 
     /* CMB 17/7/98: simple underline: ignores scaling and underlying
        X font's XA_UNDERLINE_POSITION and XA_UNDERLINE_THICKNESS
@@ -1433,7 +1433,6 @@ void wxWindowDC::DoDrawRotatedText( const wxString &text, wxCoord x, wxCoord y,
     dc.SetBrush(*wxBLACK_BRUSH);
     dc.Clear();
     dc.DrawText(text, 0, 0);
-    dc.SetFont(wxNullFont);
     dc.SelectObject(wxNullBitmap);
 
     // Calculate the size of the rotated bounding box.
@@ -1580,6 +1579,8 @@ void wxWindowDC::Clear()
 
 void wxWindowDC::SetFont( const wxFont &font )
 {
+    wxCHECK_RET( font.Ok(), _T("invalid font in wxWindowDC::SetFont") );
+
     m_font = font;
 #ifdef __WXGTK20__
     // fix fontdesc?