2 This file is part of LilyPond, the GNU music typesetter.
4 Copyright (C) 1999--2015 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 BEAMING_PATTERN_HH
21 #define BEAMING_PATTERN_HH
23 #include "std-vector.hh"
25 #include "lily-proto.hh"
27 struct Beaming_options
30 bool subdivide_beams_;
31 bool strict_beat_beaming_;
33 Moment measure_length_;
36 void from_context (Context *);
39 struct Beam_rhythmic_element
42 Drul_array<int> beam_count_drul_;
44 int rhythmic_importance_;
51 Beam_rhythmic_element (Moment, int, bool, Rational, bool);
52 Beam_rhythmic_element ();
54 int count (Direction d) const;
59 Generate beaming given durations of notes. Beam uses this to
60 set_beaming () for each of its stems.
67 void beamify (Beaming_options const &);
69 void add_stem (Moment d, int beams, bool invisible, Rational factor, bool tuplet_starrt);
70 int beamlet_count (int idx, Direction d) const;
71 bool invisibility (int idx) const;
72 Rational factor (int idx) const;
73 bool tuplet_start (int idx) const;
74 Moment start_moment (int idx) const;
75 Moment end_moment (int idx) const;
76 Beaming_pattern *split_pattern (int idx);
79 std::vector<Beam_rhythmic_element> infos_;
80 Direction flag_direction (Beaming_options const &, vsize) const;
81 void find_rhythmic_importance (Beaming_options const &);
82 void unbeam_invisible_stems ();
85 #endif /* BEAMING_PATTERN_HH */