Removed usage of GetInternalFont() from GTK 2.0. This

also removes any usage of GdkFont. I left the actual
    deprecated method so that the change can be bckported
    without binary incompatible changes.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@18596 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/gtk/dcclient.cpp

@@ -1492,6 +1492,10 @@ void wxWindowDC::DoDrawRotatedText( const wxString &text, wxCoord x, wxCoord y,
 
     if (!m_window) return;
 
+#ifdef __WXGTK20__
+    // implement later without GdkFont for GTK 2.0
+    return;
+#endif
     GdkFont *font = m_font.GetInternalFont( m_scaleY );
 
     wxCHECK_RET( font, wxT("invalid font") );

src/gtk/font.cpp

@@ -906,23 +906,18 @@ extern GdkFont *GtkGetDefaultGuiFont()
 
 GdkFont *wxFont::GetInternalFont( float scale ) const
 {
+#ifdef __WXGTK20__
+    // Deprecated for GTK 2.0 and should be removed
+    // in the 2.5 tree.
+    wxFAIL_MSG( wxT("No longer used") );
+    
+    return (GdkFont *) NULL;
+    
+#else // GTK 1.x
     GdkFont *font = (GdkFont *) NULL;
 
     wxCHECK_MSG( Ok(), font, wxT("invalid font") )
 
-#ifdef __WXGTK20__
-    if (*this == wxSystemSettings::GetFont( wxSYS_DEFAULT_GUI_FONT))
-    {
-        font = GtkGetDefaultGuiFont();
-    }
-    else
-    {
-        PangoFontDescription *
-            font_description = GetNativeFontInfo()->description;
-
-        font = gdk_font_from_description( font_description );
-    }
-#else // GTK 1.x
     long int_scale = long(scale * 100.0 + 0.5); // key for fontlist
     int point_scale = (int)((M_FONTDATA->m_pointSize * 10 * int_scale) / 100);
 
@@ -971,12 +966,12 @@ GdkFont *wxFont::GetInternalFont( float scale ) const
             list[int_scale] = font;
         }
     }
-#endif  // GTK 2.0/1.x
 
     // it's quite useless to make it a wxCHECK because we're going to crash
     // anyhow...
     wxASSERT_MSG( font, wxT("could not load any font?") );
 
     return font;
+#endif  // GTK 2.0/1.x
 }
 

src/gtk/window.cpp

@@ -3420,9 +3420,31 @@ int wxWindowGTK::GetCharHeight() const
 
     wxCHECK_MSG( m_font.Ok(), 12, wxT("invalid font") );
 
+#ifdef __WXGTK20__
+    PangoContext *context = NULL;
+    if (m_widget)
+        context = gtk_widget_get_pango_context( m_widget );
+
+    if (!context)
+        return 0;
+
+    PangoFontDescription *desc = m_font.GetNativeFontInfo()->description;
+    PangoLayout *layout = pango_layout_new(context);
+    pango_layout_set_font_description(layout, desc);
+    pango_layout_set_text(layout, "H", 1);
+    PangoLayoutLine *line = (PangoLayoutLine *)pango_layout_get_lines(layout)->data;
+
+    PangoRectangle rect;
+    pango_layout_line_get_extents(line, NULL, &rect);
+
+    g_object_unref( G_OBJECT( layout ) );
+    
+    return (int) (rect.height / PANGO_SCALE);
+#else
     GdkFont *font = m_font.GetInternalFont( 1.0 );
 
     return font->ascent + font->descent;
+#endif
 }
 
 int wxWindowGTK::GetCharWidth() const
@@ -3431,9 +3453,31 @@ int wxWindowGTK::GetCharWidth() const
 
     wxCHECK_MSG( m_font.Ok(), 8, wxT("invalid font") );
 
+#ifdef __WXGTK20__
+    PangoContext *context = NULL;
+    if (m_widget)
+        context = gtk_widget_get_pango_context( m_widget );
+
+    if (!context)
+        return 0;
+
+    PangoFontDescription *desc = m_font.GetNativeFontInfo()->description;
+    PangoLayout *layout = pango_layout_new(context);
+    pango_layout_set_font_description(layout, desc);
+    pango_layout_set_text(layout, "H", 1);
+    PangoLayoutLine *line = (PangoLayoutLine *)pango_layout_get_lines(layout)->data;
+
+    PangoRectangle rect;
+    pango_layout_line_get_extents(line, NULL, &rect);
+
+    g_object_unref( G_OBJECT( layout ) );
+    
+    return (int) (rect.width / PANGO_SCALE);
+#else
     GdkFont *font = m_font.GetInternalFont( 1.0 );
 
     return gdk_string_width( font, "H" );
+#endif
 }
 
 void wxWindowGTK::GetTextExtent( const wxString& string,

src/gtk1/dcclient.cpp

@@ -1492,6 +1492,10 @@ void wxWindowDC::DoDrawRotatedText( const wxString &text, wxCoord x, wxCoord y,
 
     if (!m_window) return;
 
+#ifdef __WXGTK20__
+    // implement later without GdkFont for GTK 2.0
+    return;
+#endif
     GdkFont *font = m_font.GetInternalFont( m_scaleY );
 
     wxCHECK_RET( font, wxT("invalid font") );

src/gtk1/font.cpp

@@ -906,23 +906,18 @@ extern GdkFont *GtkGetDefaultGuiFont()
 
 GdkFont *wxFont::GetInternalFont( float scale ) const
 {
+#ifdef __WXGTK20__
+    // Deprecated for GTK 2.0 and should be removed
+    // in the 2.5 tree.
+    wxFAIL_MSG( wxT("No longer used") );
+    
+    return (GdkFont *) NULL;
+    
+#else // GTK 1.x
     GdkFont *font = (GdkFont *) NULL;
 
     wxCHECK_MSG( Ok(), font, wxT("invalid font") )
 
-#ifdef __WXGTK20__
-    if (*this == wxSystemSettings::GetFont( wxSYS_DEFAULT_GUI_FONT))
-    {
-        font = GtkGetDefaultGuiFont();
-    }
-    else
-    {
-        PangoFontDescription *
-            font_description = GetNativeFontInfo()->description;
-
-        font = gdk_font_from_description( font_description );
-    }
-#else // GTK 1.x
     long int_scale = long(scale * 100.0 + 0.5); // key for fontlist
     int point_scale = (int)((M_FONTDATA->m_pointSize * 10 * int_scale) / 100);
 
@@ -971,12 +966,12 @@ GdkFont *wxFont::GetInternalFont( float scale ) const
             list[int_scale] = font;
         }
     }
-#endif  // GTK 2.0/1.x
 
     // it's quite useless to make it a wxCHECK because we're going to crash
     // anyhow...
     wxASSERT_MSG( font, wxT("could not load any font?") );
 
     return font;
+#endif  // GTK 2.0/1.x
 }
 

src/gtk1/window.cpp

@@ -3420,9 +3420,31 @@ int wxWindowGTK::GetCharHeight() const
 
     wxCHECK_MSG( m_font.Ok(), 12, wxT("invalid font") );
 
+#ifdef __WXGTK20__
+    PangoContext *context = NULL;
+    if (m_widget)
+        context = gtk_widget_get_pango_context( m_widget );
+
+    if (!context)
+        return 0;
+
+    PangoFontDescription *desc = m_font.GetNativeFontInfo()->description;
+    PangoLayout *layout = pango_layout_new(context);
+    pango_layout_set_font_description(layout, desc);
+    pango_layout_set_text(layout, "H", 1);
+    PangoLayoutLine *line = (PangoLayoutLine *)pango_layout_get_lines(layout)->data;
+
+    PangoRectangle rect;
+    pango_layout_line_get_extents(line, NULL, &rect);
+
+    g_object_unref( G_OBJECT( layout ) );
+    
+    return (int) (rect.height / PANGO_SCALE);
+#else
     GdkFont *font = m_font.GetInternalFont( 1.0 );
 
     return font->ascent + font->descent;
+#endif
 }
 
 int wxWindowGTK::GetCharWidth() const
@@ -3431,9 +3453,31 @@ int wxWindowGTK::GetCharWidth() const
 
     wxCHECK_MSG( m_font.Ok(), 8, wxT("invalid font") );
 
+#ifdef __WXGTK20__
+    PangoContext *context = NULL;
+    if (m_widget)
+        context = gtk_widget_get_pango_context( m_widget );
+
+    if (!context)
+        return 0;
+
+    PangoFontDescription *desc = m_font.GetNativeFontInfo()->description;
+    PangoLayout *layout = pango_layout_new(context);
+    pango_layout_set_font_description(layout, desc);
+    pango_layout_set_text(layout, "H", 1);
+    PangoLayoutLine *line = (PangoLayoutLine *)pango_layout_get_lines(layout)->data;
+
+    PangoRectangle rect;
+    pango_layout_line_get_extents(line, NULL, &rect);
+
+    g_object_unref( G_OBJECT( layout ) );
+    
+    return (int) (rect.width / PANGO_SCALE);
+#else
     GdkFont *font = m_font.GetInternalFont( 1.0 );
 
     return gdk_string_width( font, "H" );
+#endif
 }
 
 void wxWindowGTK::GetTextExtent( const wxString& string,