2 This file is part of LilyPond, the GNU music typesetter.
4 Copyright (C) 1997--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 #include "engraver.hh"
23 #include "melody-spanner.hh"
24 #include "pointer-group-interface.hh"
26 class Melody_engraver : public Engraver
32 DECLARE_ACKNOWLEDGER (stem);
33 DECLARE_ACKNOWLEDGER (slur);
34 TRANSLATOR_DECLARATIONS (Melody_engraver);
35 void stop_translation_timestep ();
36 void process_acknowledged ();
37 void process_music ();
40 Melody_engraver::Melody_engraver ()
47 Melody_engraver::process_music ()
49 if (scm_is_string (get_property ("whichBar")))
54 Used to be in stop_translation_timestep, but grobs can't
58 Melody_engraver::process_acknowledged ()
61 && !is_direction (stem_->get_property_data ("neutral-direction")))
63 extract_grob_set (stem_, "rests", rests);
69 melody_item_ = make_item ("MelodyItem", stem_->self_scm ());
71 Melody_spanner::add_stem (melody_item_, stem_);
77 Melody_engraver::stop_translation_timestep ()
83 Melody_engraver::acknowledge_slur (Grob_info /* info */)
89 Melody_engraver::acknowledge_stem (Grob_info info)
94 #include "translator.icc"
96 ADD_ACKNOWLEDGER (Melody_engraver, stem);
97 ADD_ACKNOWLEDGER (Melody_engraver, slur);
99 ADD_TRANSLATOR (Melody_engraver,
101 "Create information for context dependent typesetting"