2 This file is part of LilyPond, the GNU music typesetter.
4 Copyright (C) 2005--2012 Han-Wen Nienhuys <hanwen@xs4all.nl>
6 LilyPond is free software: you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation, either version 3 of the License, or
9 (at your option) any later version.
11 LilyPond is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with LilyPond. If not, see <http://www.gnu.org/licenses/>.
20 #ifndef SPACING_SPANNER_HH
21 #define SPACING_SPANNER_HH
23 #include "lily-proto.hh"
24 #include "rational.hh"
25 #include "std-vector.hh"
26 #include "grob-interface.hh"
32 static void set_distances_for_loose_col (Grob *me, Grob *c, Drul_array<Item *> next_door, Spacing_options const *);
33 static void generate_pair_spacing (Grob *me,
34 Paper_column *l, Paper_column *r,
36 Spacing_options const *options);
37 static Real default_bar_spacing (Grob *, Grob *, Grob *, Moment);
38 static Rational effective_shortest_duration (Grob *me, vector<Grob *> const &all);
39 static void breakable_column_spacing (Grob *, Item *l, Item *r, Spacing_options const *);
40 static void prune_loose_columns (Grob *, vector<Grob *> *cols, Spacing_options *);
41 static void set_explicit_neighbor_columns (vector<Grob *> const &cols);
42 static void set_implicit_neighbor_columns (vector<Grob *> const &cols);
43 static void generate_springs (Grob *me, vector<Grob *> const &cols, Spacing_options const *);
44 static void musical_column_spacing (Grob *, Item *, Item *, Spacing_options const *);
45 static bool fills_measure (Grob *, Item *, Item *);
47 static vector<Grob *> get_columns (Grob *me);
48 static Real note_spacing (Grob *, Grob *, Grob *, Spacing_options const *);
49 static Spring standard_breakable_column_spacing (Grob *me, Item *l, Item *r, Spacing_options const *);
51 DECLARE_SCHEME_CALLBACK (set_springs, (SCM));
52 DECLARE_SCHEME_CALLBACK (calc_common_shortest_duration, (SCM));
53 DECLARE_GROB_INTERFACE ();
56 #endif /* SPACING_SPANNER_HH */