diff -r 48580778851e -r 4e8704aae278 graph_displayer_canvas.h
--- a/graph_displayer_canvas.h	Thu Dec 28 15:31:39 2006 +0000
+++ b/graph_displayer_canvas.h	Wed Jan 10 14:37:46 2007 +0000
@@ -441,6 +441,12 @@
   NoteBookTab & mytab;
 
   XY calcArrowPos(XY, XY, XY, XY, int);
+
+  bool background_set;
+  Glib::RefPtr<Gdk::Pixbuf> refBackground;
+  Gnome::Canvas::Pixbuf *background;
+public:
+  void setBackground();
 };
 
 #endif //GRAPH_DISPLAYER_CANVAS_H