source file of the GNU LilyPond music typesetter
- (c) 1997--2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ (c) 1997--2002 Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
#ifndef SIMULTANEOUS_MUSIC_ITERATOR_HH
#define SIMULTANEOUS_MUSIC_ITERATOR_HH
+
#include "music-iterator.hh"
#include "cons.hh"
class Simultaneous_music_iterator : public Music_iterator
{
public:
-
- /// make a new context for every child.
- bool separate_contexts_b_;
-
+ VIRTUAL_COPY_CONS (Music_iterator);
Simultaneous_music_iterator ();
+ Simultaneous_music_iterator (Simultaneous_music_iterator const&);
virtual ~Simultaneous_music_iterator ();
+ static SCM constructor_cxx_function;
+
+ /// make a new context for every child.
+ bool separate_contexts_b_;
+ int cursor_i_;
virtual void construct_children ();
- virtual Moment next_moment () const;
+ virtual Moment pending_moment () const;
virtual bool ok () const;
+ virtual SCM get_music (Moment)const;
+ virtual void skip (Moment);
protected:
- virtual void do_print () const;
- virtual void do_process_and_next (Moment);
+ virtual void process (Moment);
virtual Music_iterator *try_music_in_children (Music *) const;
-
private:
Cons_list<Music_iterator> children_p_list_;
};