2 part-combine-music-iterator.hh -- declare Part_combine_music_iterator
4 source file of the GNU LilyPond music typesetter
6 (c) 2000--2002 Jan Nieuwenhuizen <janneke@gnu.org>
10 #ifndef PART_COMBINE_MUSIC_ITERATOR_HH
11 #define PART_COMBINE_MUSIC_ITERATOR_HH
13 #include "music-iterator.hh"
15 class Part_combine_music_iterator : public Music_iterator
18 VIRTUAL_COPY_CONS (Music_iterator);
19 Part_combine_music_iterator ();
21 enum State { UNKNOWN, UNRELATED=1, SOLO1=2, SOLO2=4, UNIRHYTHM=8, UNISON=16, UNISILENCE=32, SPLIT_INTERVAL=64 };
22 DECLARE_SCHEME_CALLBACK(constructor, ());
24 virtual void derived_mark () const;
25 Part_combine_music_iterator (Part_combine_music_iterator const &);
26 virtual void construct_children ();
27 virtual Moment pending_moment () const;
28 virtual void do_quit();
29 virtual void process (Moment);
30 virtual SCM get_pending_events (Moment)const;
31 virtual Music_iterator *try_music_in_children (Music *) const;
32 virtual bool ok () const;
35 void change_to (Music_iterator*, String, String);
36 int get_state (Moment m);
38 Music_iterator * first_iter_;
39 Music_iterator * second_iter_;
46 #endif /* PART_COMBINE_MUSIC_ITERATOR_HH */