/*
- staffsym.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--2014 Han-Wen Nienhuys <hanwen@xs4all.nl>
- (c) 1997--1999 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
-#ifndef STAFFSYM_HH
-#define STAFFSYM_HH
-#include "spanner.hh"
+#include "lily-proto.hh"
+#include "grob-interface.hh"
/**
- This spanner draws the lines of a pstaff.
- The bottom line is position 0.
- */
-class Staff_symbol : public Spanner
+ TODO: add linethickness as parameter.
+*/
+class Staff_symbol
{
public:
- /// this many lines.
- int no_lines_i_;
- Real staff_line_leading_f_;
-
- Staff_symbol ();
- int steps_i() const;
-protected:
- VIRTUAL_COPY_CONS(Score_element);
- virtual Interval do_height () const;
- virtual Molecule* do_brew_molecule_p() const;
- virtual void do_print() const;
+ 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 // STAFFSYM_HH
+#endif // STAFF_SYMBOL_HH