-Voice_iterator::Voice_iterator(Voice const*v)
- : PCursor<Music*> ( v->music_p_list_)
-{
- here_mom_ = v->offset_mom_;
- voice_C_ = v;
- iter_p_ =0;
-}
-
-void
-Voice_iterator::construct_children()
-{
- while (PCursor<Music*>::ok()) {
- start_next_element();
- if ( !iter_p_->ok()) {
- leave_element();
- } else {
- set_voice_translator();
- break;
- }
+Music_iterator*
+Music_iterator::static_get_iterator_p (Music const *m)
+{
+ Music_iterator * p =0;
+
+ /* It would be nice to do this decentrally, but the order of this is
+ significant. */
+ if (dynamic_cast<Request_chord const *> (m))
+ p = new Request_chord_iterator;
+ else if (dynamic_cast<Lyric_combine_music const*> (m))
+ p = new Lyric_combine_music_iterator;
+ else if (dynamic_cast<Simultaneous_music const *> (m))
+ p = new Simultaneous_music_iterator;
+ else if (dynamic_cast<Sequential_music const *> (m))
+ p = new Sequential_music_iterator;
+ else if (dynamic_cast<Translation_property const *> (m))
+ p = new Property_iterator;
+ else if (dynamic_cast<Change_translator const *> (m))
+ p = new Change_iterator;
+ else if (dynamic_cast<Time_scaled_music const *> (m))
+ p = new Time_scaled_music_iterator;
+ else if (dynamic_cast<Grace_music const*> (m))
+ p = new Grace_iterator;
+ else if (dynamic_cast<Auto_change_music const*> (m))
+ p = new Auto_change_iterator;
+ else if (dynamic_cast<Music_wrapper const *> (m))
+ p = new Music_wrapper_iterator;
+ else if (Repeated_music const * n = dynamic_cast<Repeated_music const *> (m))
+ {
+ if (n->fold_b_)
+ p = new Folded_repeat_iterator;
+ else
+ p = new Unfolded_repeat_iterator;