2 Sequential_music_iterator.cc -- implement Sequential_music_iterator
4 source file of the GNU LilyPond music typesetter
6 (c) 1997--1999 Han-Wen Nienhuys <hanwen@cs.uu.nl>
9 #include "translator-group.hh"
11 #include "sequential-music-iterator.hh"
12 #include "music-list.hh"
15 Sequential_music_iterator::do_print() const
21 Sequential_music_iterator::Sequential_music_iterator ()
30 Sequential_music_iterator::construct_children()
32 cursor_ = dynamic_cast<Music_sequence const*> (music_l_)->music_p_list_p_->head_;
43 set_sequential_music_translator();
50 Sequential_music_iterator::leave_element()
54 Moment elt_time = cursor_->car_->length_mom ();
55 here_mom_ += elt_time;
56 cursor_ =cursor_->next_;
60 Sequential_music_iterator::start_next_element()
63 iter_p_ = get_iterator_p (cursor_->car_);
67 Sequential_music_iterator::set_sequential_music_translator()
69 if (iter_p_->report_to_l()->depth_i () > report_to_l ()->depth_i ())
70 set_translator (iter_p_->report_to_l());
73 Sequential_music_iterator::~Sequential_music_iterator()
82 Sequential_music_iterator::do_process_and_next (Moment until)
89 Moment local_until = until - here_mom_;
92 Moment here = iter_p_->next_moment();
93 if (here != local_until)
96 iter_p_->process_and_next (local_until);
105 start_next_element();
106 set_sequential_music_translator();
109 goto loopexit; // ugh.
120 Music_iterator::do_process_and_next (until);
124 Sequential_music_iterator::next_moment() const
126 return iter_p_->next_moment() + here_mom_;
130 Sequential_music_iterator::ok() const