source file of the GNU LilyPond music typesetter
- (c) 1999 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ (c) 1999--2002 Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
+
+/*
+ Folded repeats are a stupid idea at this point, so we refrain from
+ implementing get_music () and skip ().
+*/
+
#include "folded-repeat-iterator.hh"
#include "repeated-music.hh"
#include "music-list.hh"
delete alternative_iter_p_;
}
+Folded_repeat_iterator::Folded_repeat_iterator (Folded_repeat_iterator const &src)
+ : Music_iterator (src)
+{
+ main_iter_p_ = src.main_iter_p_ ? src.main_iter_p_->clone () : 0;
+ alternative_iter_p_ = src.alternative_iter_p_ ? src.alternative_iter_p_->clone () : 0;
+ main_length_mom_ = src.main_length_mom_;
+}
+
Moment
-Folded_repeat_iterator::next_moment () const
+Folded_repeat_iterator::pending_moment () const
{
if (main_iter_p_)
{
- return main_iter_p_->next_moment ();
+ return main_iter_p_->pending_moment ();
}
else
- return main_length_mom_ + alternative_iter_p_->next_moment ();
+ return main_length_mom_ + alternative_iter_p_->pending_moment ();
}
void
Folded_repeat_iterator::construct_children ()
{
- Repeated_music const * mus = dynamic_cast<Repeated_music const*> (music_l_);
- main_iter_p_ = get_iterator_p (mus->repeat_body_p_);
- if (!main_iter_p_->ok())
+ Repeated_music * mus = dynamic_cast<Repeated_music*> (music_l ());
+ main_iter_p_ = get_iterator_p (mus->body ());
+ if (!main_iter_p_->ok ())
{
- leave_body ();
+ leave_body ();
enter_alternative ();
}
}
void
-Folded_repeat_iterator::do_process_and_next (Moment m)
+Folded_repeat_iterator::process (Moment m)
{
- if (!m)
+ if (!m.to_bool () )
{
- bool success = try_music (music_l_);
+ bool success = try_music (music_l ());
if (!success)
- music_l_->warning ( _("No one to print a repeat brace"));
+ music_l ()->origin ()->warning (_ ("no one to print a repeat brace"));
}
if (main_iter_p_)
{
- main_iter_p_->process_and_next (m);
+ main_iter_p_->process (m);
if (!main_iter_p_->ok ())
leave_body ();
}
if (alternative_iter_p_)
{
- alternative_iter_p_->process_and_next (m - main_length_mom_);
+ alternative_iter_p_->process (m - main_length_mom_);
if (!alternative_iter_p_->ok ())
{
delete alternative_iter_p_;
void
Folded_repeat_iterator::leave_body ()
{
- Repeated_music const * mus = dynamic_cast<Repeated_music const*> (music_l_);
+ Repeated_music * mus = dynamic_cast<Repeated_music *> (music_l ());
delete main_iter_p_;
main_iter_p_ = 0;
- main_length_mom_ += mus->repeat_body_p_->length_mom ();
+ main_length_mom_ += mus->body ()->length_mom ();
}
void
Folded_repeat_iterator::enter_alternative ()
{
- Repeated_music const * mus = dynamic_cast<Repeated_music const*> (music_l_);
- if (mus->alternatives_p_)
+ Repeated_music * mus = dynamic_cast<Repeated_music *> (music_l ());
+ if (mus->alternatives ())
{
Simultaneous_music_iterator * s = new Simultaneous_music_iterator;
s->separate_contexts_b_ = true;
- s->init_translator (mus->alternatives_p_, report_to_l ());
-
+ s->init_translator (mus, report_to_l ());
+
alternative_iter_p_ = s;
alternative_iter_p_->construct_children ();
}
}
-void
-Folded_repeat_iterator::do_print () const
-{
-#ifndef NPRINT
-#endif
-}
Music_iterator*
-Folded_repeat_iterator::try_music_in_children (Music const* m) const
+Folded_repeat_iterator::try_music_in_children (Music * m) const
{
if (main_iter_p_)
{
return alternative_iter_p_->try_music (m);
return 0;
}
+
+IMPLEMENT_CTOR_CALLBACK (Folded_repeat_iterator);