Use Get*Box instead Get*Region if you are asking about position and size. And it is enough to have it in base class only.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@30874 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/dc.h

@@ -686,10 +686,13 @@ protected:
     virtual void DoSetClippingRegion(wxCoord x, wxCoord y,
                                      wxCoord width, wxCoord height) = 0;
 
-    // FIXME are these functions really different?
+#if WXWIN_COMPATIBILITY_2_4
+    // this was only for confusing people, use DoGetClippingBox only
     virtual void DoGetClippingRegion(wxCoord *x, wxCoord *y,
                                      wxCoord *w, wxCoord *h)
         { DoGetClippingBox(x, y, w, h); }
+#endif
+
     virtual void DoGetClippingBox(wxCoord *x, wxCoord *y,
                                   wxCoord *w, wxCoord *h) const
     {