/*
- property-iterator.hh -- declare Property_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--2000 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 PROPERTY_ITERATOR_HH
#define PROPERTY_ITERATOR_HH
-#include "music-iterator.hh"
-
+#include "simple-music-iterator.hh"
+/**
+ Iterate a property.
+*/
+class Property_iterator : public Simple_music_iterator
+{
+public:
+ DECLARE_SCHEME_CALLBACK (constructor, ());
+ DECLARE_SCHEME_CALLBACK (once_finalization, (SCM, SCM, SCM));
+ DECLARE_CLASSNAME (Property_iterator);
+protected:
+ virtual void do_quit ();
+ virtual void process (Moment);
+};
/**
- Iterate a property.
- */
-class Property_iterator : public Music_iterator
+ Iterate a property.
+*/
+class Property_unset_iterator : public Simple_music_iterator
{
public:
- VIRTUAL_COPY_CONS (Music_iterator);
- // construction
+ DECLARE_SCHEME_CALLBACK (constructor, ());
+ DECLARE_CLASSNAME (Property_unset_iterator);
protected:
- virtual void do_process_and_next (Moment);
+ virtual void process (Moment);
};
-class Push_property_iterator : public Music_iterator
+class Push_property_iterator : public Simple_music_iterator
{
public:
- VIRTUAL_COPY_CONS (Music_iterator);
+ DECLARE_SCHEME_CALLBACK (constructor, ());
+ DECLARE_SCHEME_CALLBACK (once_finalization, (SCM, SCM));
+ DECLARE_CLASSNAME (Push_property_iterator);
protected:
- virtual void do_process_and_next (Moment);
+ virtual void process (Moment);
+ virtual void do_quit ();
};
-class Pop_property_iterator : public Music_iterator
+class Pop_property_iterator : public Simple_music_iterator
{
public:
- VIRTUAL_COPY_CONS (Music_iterator);
+ DECLARE_SCHEME_CALLBACK (constructor, ());
+ DECLARE_CLASSNAME (Pop_property_iterator);
protected:
- virtual void do_process_and_next (Moment);
+ virtual void process (Moment);
};
-
#endif // PROPERTY_ITERATOR_HH