source file of the GNU LilyPond music typesetter
- (c) 2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ (c) 2000--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
/*
- this is culled from various other iterators, but sharing code by subclassing proved to be too difficult.
+ this is culled from various other iterators, but sharing code by
+ subclassing proved to be too difficult.
*/
#include "input.hh"
void
Chord_tremolo_iterator::construct_children ()
{
- Repeated_music * rep = dynamic_cast<Repeated_music*> (music_l_);
- factor_ = Moment (1, rep->repeats_i_);
- child_iter_p_ = get_iterator_p (rep->body ());
+ Repeated_music * rep = dynamic_cast<Repeated_music*> (get_music ());
+ factor_ = Moment (Rational(1, 1));
+ child_iter_ = unsmob_iterator (get_iterator (rep->body ()));
}
-Chord_tremolo_iterator::Chord_tremolo_iterator()
+Chord_tremolo_iterator::Chord_tremolo_iterator ()
{
factor_ = 1;
- child_iter_p_ = 0;
+ child_iter_ = 0;
}
void
-Chord_tremolo_iterator::do_process_and_next (Moment m)
+Chord_tremolo_iterator::do_quit()
{
- if (!m)
+ if (child_iter_)
+ child_iter_->quit();
+}
+
+void
+Chord_tremolo_iterator::derived_mark () const
+{
+ if (child_iter_)
+ scm_gc_mark (child_iter_->self_scm());
+}
+
+void
+Chord_tremolo_iterator::derived_substitute (Translator_group*f, Translator_group*t)
+{
+ if (child_iter_)
+ child_iter_->substitute_outlet (f,t);
+}
+
+void
+Chord_tremolo_iterator::process (Moment m)
+{
+ if (!m.to_bool () )
{
- Music_iterator *yeah = try_music (music_l_);
+ Music_iterator *yeah = try_music (get_music ());
if (yeah)
- set_translator (yeah->report_to_l ());
+ set_translator (yeah->get_outlet ());
else
- music_l_->origin ()->warning ( _("no one to print a tremolos"));
+ get_music ()->origin ()->warning (_ ("no one to print a tremolos"));
}
- child_iter_p_->process_and_next (factor_ * m);
+ child_iter_->process (factor_ * m);
}
-
Moment
-Chord_tremolo_iterator::next_moment () const
+Chord_tremolo_iterator::pending_moment () const
{
- return child_iter_p_->next_moment () / factor_;
+ return child_iter_->pending_moment () / factor_;
}
bool
Chord_tremolo_iterator::ok () const
{
- return child_iter_p_ && child_iter_p_->ok();
-}
-
-Chord_tremolo_iterator::~Chord_tremolo_iterator ()
-{
- delete child_iter_p_;
+ return child_iter_ && child_iter_->ok ();
}
Music_iterator*
Chord_tremolo_iterator::try_music_in_children (Music *m) const
{
- return child_iter_p_->try_music (m);
+ return child_iter_->try_music (m);
}
+IMPLEMENT_CTOR_CALLBACK (Chord_tremolo_iterator);
-void
-Chord_tremolo_iterator::do_print () const
-{
- child_iter_p_->print ();
-}