/*
- simultaneous-music-iterator.hh -- declare Simultaneous_music_iterator
+ This file is part of LilyPond, the GNU music typesetter.
- source file of the GNU LilyPond music typesetter
+ Copyright (C) 1997--2012 Han-Wen Nienhuys <hanwen@xs4all.nl>
- (c) 1997--1998 Han-Wen Nienhuys <hanwen@cs.uu.nl>
-*/
+ LilyPond is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ LilyPond is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+ You should have received a copy of the GNU General Public License
+ along with LilyPond. If not, see <http://www.gnu.org/licenses/>.
+*/
#ifndef SIMULTANEOUS_MUSIC_ITERATOR_HH
#define SIMULTANEOUS_MUSIC_ITERATOR_HH
-#include "music-list-iterator.hh"
+#include "music-iterator.hh"
-class Simultaneous_music_iterator : public Music_list_iterator
+class Simultaneous_music_iterator : public Music_iterator
{
public:
Simultaneous_music_iterator ();
- virtual ~Simultaneous_music_iterator ();
+ Simultaneous_music_iterator (Simultaneous_music_iterator const &);
+ virtual void derived_substitute (Context *f, Context *t);
+ virtual void derived_mark () const;
+ DECLARE_SCHEME_CALLBACK (constructor, ());
+ DECLARE_CLASSNAME (Simultaneous_music_iterator);
+
+ /// make a new context for every child.
+ bool create_separate_contexts_;
virtual void construct_children ();
- virtual Moment next_moment () const;
+ virtual Moment pending_moment () const;
+ virtual void do_quit ();
virtual bool ok () const;
+ virtual bool run_always () const;
protected:
- Simultaneous_music* simultaneous_music_l () const;
-
- virtual void do_print () const;
- virtual void do_process_and_next (Moment);
+ virtual void process (Moment);
private:
- Pointer_list<Music_iterator*> children_p_list_;
+ SCM children_list_;
};
#endif // SIMULTANEOUS_MUSIC_ITERATOR_HH