2 This file is part of LilyPond, the GNU music typesetter.
4 Copyright (C) 2002--2014 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/>.
21 #include "sequential-iterator.hh"
24 class Unfolded_repeat_iterator : public Sequential_iterator
27 DECLARE_SCHEME_CALLBACK (constructor, ());
29 virtual SCM get_music_list () const;
33 Unfolded_repeat_iterator::get_music_list () const
38 SCM body = get_music ()->get_property ("element");
39 SCM alts = get_music ()->get_property ("elements");
40 int alt_count = scm_ilength (alts);
41 int rep_count = scm_to_int (get_music ()->get_property ("repeat-count"));
43 for (int i = 0; i < rep_count; i++)
45 if (unsmob_music (body))
46 *tail = scm_cons (body, SCM_EOL);
48 tail = SCM_CDRLOC (*tail);
52 *tail = scm_cons (scm_car (alts), SCM_EOL);
53 tail = SCM_CDRLOC (*tail);
54 if (i >= rep_count - alt_count)
56 alts = scm_cdr (alts);
63 IMPLEMENT_CTOR_CALLBACK (Unfolded_repeat_iterator);