X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Finclude%2Fgrid-line-interface.hh;h=75ed7a7cdfc5515042f4e1e8324a45e5bc2bff95;hb=47db9a3883d726ca53e2133a3b2298f78dd6a32e;hp=fc789eea2ed3e154ab4f70eb84dead6c37ece712;hpb=75eebcb49e52d296b1da3e1074e0825d2c780db4;p=lilypond.git

diff --git a/lily/include/grid-line-interface.hh b/lily/include/grid-line-interface.hh
index fc789eea2e..75ed7a7cdf 100644
--- a/lily/include/grid-line-interface.hh
+++ b/lily/include/grid-line-interface.hh
@@ -1,16 +1,27 @@
 /*
-  grid-line-interface.hh -- declare Grid_line_interface
+  This file is part of LilyPond, the GNU music typesetter.
 
-  source file of the GNU LilyPond music typesetter
+  Copyright (C) 2005--2015 Han-Wen Nienhuys <hanwen@xs4all.nl>
 
-  (c) 2005--2006 Han-Wen Nienhuys <hanwen@xs4all.nl>
+  LilyPond is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 3 of the License, or
+  (at your option) any later version.
+
+  LilyPond is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with LilyPond.  If not, see <http://www.gnu.org/licenses/>.
 */
 
 #ifndef GRID_LINE_INTERFACE_HH
 #define GRID_LINE_INTERFACE_HH
 
 #include "lily-proto.hh"
-#include "lily-guile.hh"
+#include "grob-interface.hh"
 
 class Grid_line_interface
 {
@@ -18,13 +29,13 @@ public:
   static void add_grid_point (Grob *me, Grob *b);
   DECLARE_SCHEME_CALLBACK (print, (SCM));
   DECLARE_SCHEME_CALLBACK (width, (SCM));
-  static bool has_interface (Grob *);
+  DECLARE_GROB_INTERFACE ();
 };
 
 class Grid_point_interface
 {
 public:
-  static bool has_interface (Grob *);
+  DECLARE_GROB_INTERFACE ();
 };
 
 #endif /* GRID_LINE_INTERFACE_HH */