source file of the GNU LilyPond music typesetter
- (c) 1998 Han-Wen Nienhuys <hanwen@cs.uu.nl>
-
+ (c) 1998--2002 Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
child_iter_p_ =0;
}
-
-
-void
-Music_wrapper_iterator::do_print () const
-{
- child_iter_p_->print ();
-}
-
-void
-Music_wrapper_iterator::construct_children ()
+Music_wrapper_iterator::Music_wrapper_iterator (Music_wrapper_iterator const &src)
+ : Music_iterator (src)
{
- child_iter_p_ = get_iterator_p (music_wrapper_l ()->element_p_);
+ if (src.child_iter_p_)
+ child_iter_p_ = src.child_iter_p_->clone ();
+ else
+ child_iter_p_ = 0;
}
Music_wrapper_iterator::~Music_wrapper_iterator ()
delete child_iter_p_;
}
-Music_wrapper*
-Music_wrapper_iterator::music_wrapper_l () const
+
+void
+Music_wrapper_iterator::construct_children ()
{
- return (Music_wrapper*) music_l_;
+ child_iter_p_ =
+ get_iterator_p (dynamic_cast<Music_wrapper const*> (music_l ())->element ());
}
bool
Music_wrapper_iterator::ok () const
{
- return child_iter_p_->ok ();
+ return child_iter_p_ && child_iter_p_->ok ();
+}
+void
+Music_wrapper_iterator::skip (Moment m)
+{
+ /*
+ FIXME: should make sure that the initial try_music () is skipped as
+ well, if you would do
+
+ iter = get_iterator (Side_effect_music); // eg. property setting
+ iter->skip (1/2)
+ iter->process ()
+
+ */
+ child_iter_p_->skip (m);
}
void
-Music_wrapper_iterator::do_process_and_next (Moment m)
+Music_wrapper_iterator::process (Moment m)
{
- child_iter_p_->process_and_next (m);
- Music_iterator::do_process_and_next (m);
+ child_iter_p_->process (m);
+}
+
+SCM
+Music_wrapper_iterator::get_music (Moment m)const
+{
+ return child_iter_p_->get_music (m);
}
Moment
-Music_wrapper_iterator::next_moment () const
+Music_wrapper_iterator::pending_moment () const
+{
+ return child_iter_p_->pending_moment ();
+}
+
+Music_iterator*
+Music_wrapper_iterator::try_music_in_children (Music *m) const
{
- return child_iter_p_->next_moment ();
+ return child_iter_p_->try_music (m);
}
+IMPLEMENT_CTOR_CALLBACK (Music_wrapper_iterator);