- void add_column (Note_column*);
- Interval rest_dim () const;
-
- Rest_collision();
-protected:
- virtual void before_line_breaking ();
+ static void add_column (Grob*me,Grob*);
+
+ static bool has_interface (Grob*);
+ DECLARE_SCHEME_CALLBACK (force_shift_callback, (SCM element, SCM axis));
+ static SCM do_shift (Grob*);