2 melody-engraver.cc -- implement Melody_engraver
4 source file of the GNU LilyPond music typesetter
6 (c) 1997--2008 Han-Wen Nienhuys <hanwen@xs4all.nl>
10 #include "engraver.hh"
13 #include "melody-spanner.hh"
14 #include "pointer-group-interface.hh"
16 class Melody_engraver : public Engraver
22 DECLARE_ACKNOWLEDGER (stem);
23 DECLARE_ACKNOWLEDGER (slur);
24 TRANSLATOR_DECLARATIONS (Melody_engraver);
25 void stop_translation_timestep ();
26 void process_music ();
30 Melody_engraver::Melody_engraver ()
37 Melody_engraver::process_music ()
39 if (scm_is_string (get_property ("whichBar")))
44 Melody_engraver::stop_translation_timestep ()
47 && !is_direction (stem_->get_property_data ("neutral-direction")))
49 extract_grob_set (stem_, "rests", rests);
55 melody_item_ = make_item ("MelodyItem", stem_->self_scm ());
57 Melody_spanner::add_stem (melody_item_, stem_);
65 Melody_engraver::acknowledge_slur (Grob_info info)
73 Melody_engraver::acknowledge_stem (Grob_info info)
80 #include "translator.icc"
82 ADD_ACKNOWLEDGER (Melody_engraver, stem);
83 ADD_ACKNOWLEDGER (Melody_engraver, slur);
85 ADD_TRANSLATOR (Melody_engraver,
87 "Create information for context dependent typesetting"