2 This file is part of LilyPond, the GNU music typesetter.
4 Copyright (C) 2004--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/>.
22 #include "international.hh"
24 #include "simple-music-iterator.hh"
26 class Apply_context_iterator : public Simple_music_iterator
29 DECLARE_SCHEME_CALLBACK (constructor, ());
31 virtual void process (Moment);
35 Apply_context_iterator::process (Moment m)
37 SCM proc = get_music ()->get_property ("procedure");
39 if (ly_is_procedure (proc))
40 scm_call_1 (proc, get_outlet ()->self_scm ());
42 get_music ()->origin ()->warning (_ ("\\applycontext argument is not a procedure"));
44 Simple_music_iterator::process (m);
47 IMPLEMENT_CTOR_CALLBACK (Apply_context_iterator);