Run grand replace for 2015.

[lilypond.git] / lily / include / simple-spacer.hh

diff --git a/lily/include/simple-spacer.hh b/lily/include/simple-spacer.hh
index c122c64e2cc11445bc277a9c40f75c4caca5be23..d036dd191d3b3e5f8ff124a6cda6c2063bd7d34d 100644 (file)
--- a/lily/include/simple-spacer.hh
+++ b/lily/include/simple-spacer.hh
@@ -1,18 +1,70 @@
-/*   
-  simple-spacer.hh -- declare Simple_spacer
-  
-  source file of the GNU LilyPond music typesetter
-  
-  (c) 1999 Han-Wen Nienhuys <hanwen@cs.uu.nl>
-  
- */
+/*
+  This file is part of LilyPond, the GNU music typesetter.
+
+  Copyright (C) 1999--2015 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 SIMPLE_SPACER_HH
 #define SIMPLE_SPACER_HH
 
-class Simple_spacer {
+#include "std-vector.hh"
+#include "lily-proto.hh"
+#include "spring.hh"
+#include "smobs.hh"
+
+class Simple_spacer : public Simple_smob<Simple_spacer>
+{
+public:
+  Simple_spacer ();
+
+  void solve (Real line_len, bool ragged);
+  void add_rod (int l, int r, Real dist);
+  void add_spring (Spring const &);
+  Real range_ideal_len (int l, int r) const;
+  Real range_stiffness (int l, int r, bool stretch) const;
+  Real configuration_length (Real) const;
+  vector<Real> spring_positions () const;
 
+  void set_force (Real force);
+  Real force () const;
+  Real force_penalty (bool ragged) const;
+  bool fits () const;
+
+
+private:
+  Real expand_line ();
+  Real compress_line ();
+  Real rod_force (int l, int r, Real dist);
+
+  vector<Spring> springs_;
+  Real line_len_;
+  Real force_;
+  bool ragged_;
+  bool fits_;
 };
 
-#endif /* SIMPLE_SPACER_HH */
+/* returns a vector of dimensions breaks.size () * breaks.size () */
+vector<Real> get_line_forces (vector<Grob *> const &columns,
+                              Real line_len,
+                              Real indent,
+                              bool ragged);
+
+Column_x_positions get_line_configuration (vector<Grob *> const &columns,
+                                           Real line_len,
+                                           Real indent,
+                                           bool ragged);
 
+#endif /* SIMPLE_SPACER_HH */