X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Finclude%2Fstaff-symbol.hh;h=19e826d3d0620fa953bb2805be3344ee18157fd5;hb=47db9a3883d726ca53e2133a3b2298f78dd6a32e;hp=4289fada49a5bf1eeab1c6b53e21abdb8e0cb822;hpb=e24df7c27635dc996c466295eacf2981bddccaf7;p=lilypond.git

diff --git a/lily/include/staff-symbol.hh b/lily/include/staff-symbol.hh
index 4289fada49..19e826d3d0 100644
--- a/lily/include/staff-symbol.hh
+++ b/lily/include/staff-symbol.hh
@@ -1,32 +1,45 @@
 /*
-  staff-symbol.hh -- declare Staff_symbol
+  This file is part of LilyPond, the GNU music typesetter.
 
-  source file of the GNU LilyPond music typesetter
+  Copyright (C) 1997--2015 Han-Wen Nienhuys <hanwen@xs4all.nl>
 
-  (c) 1997--2005 Han-Wen Nienhuys <hanwen@cs.uu.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 STAFF_SYMBOL_HH
 #define STAFF_SYMBOL_HH
 
-#include "lily-guile.hh"
 #include "lily-proto.hh"
+#include "grob-interface.hh"
 
 /**
-  TODO: add linethickness as parameter.
-  */
-class Staff_symbol 
+   TODO: add linethickness as parameter.
+*/
+class Staff_symbol
 {
 public:
-  static Real staff_space (Grob*) ;
-  static Real get_line_thickness (Grob*);
-  static Real get_ledger_line_thickness (Grob*);
-    
-  static int get_steps (Grob*) ;
-  static int line_count (Grob*);
-  DECLARE_SCHEME_CALLBACK (print, (SCM ));
-  static bool has_interface (Grob*);
-  
+  static Real staff_space (Grob *);
+  static Real get_line_thickness (Grob *);
+  static Real get_ledger_line_thickness (Grob *);
+
+  static vector<Real> line_positions (Grob *);
+  static vector<Real> ledger_positions (Grob *me, int pos);
+  static int line_count (Grob *);
+  static bool on_line (Grob *me, int pos, bool allow_ledger = true);
+  static Interval line_span (Grob *);
+  DECLARE_SCHEME_CALLBACK (print, (SCM));
+  DECLARE_SCHEME_CALLBACK (height, (SCM));
+  DECLARE_GROB_INTERFACE ();
 };
 #endif // STAFF_SYMBOL_HH