--- /dev/null
+/*
+ This file is part of LilyPond, the GNU music typesetter.
+
+ Copyright (C) 2012 Mike Solomon <mike@apollinemike.com>
+
+ 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 RHYTHMIC_MUSIC_ITERATOR_HH
+#define RHYTHMIC_MUSIC_ITERATOR_HH
+
+#include "simple-music-iterator.hh"
+
+/*
+ Iterator for atomic music objects: events are generated at the
+ beginning and at the end of the music.
+*/
+class Rhythmic_music_iterator : public Simple_music_iterator
+{
+protected:
+ DECLARE_CLASSNAME (Rhythmic_music_iterator);
+ //Moment last_processed_mom_;
+
+public:
+ DECLARE_SCHEME_CALLBACK (constructor, ());
+ Rhythmic_music_iterator ();
+ virtual void process (Moment);
+ //virtual bool ok ()const;
+ //virtual Moment pending_moment ()const;
+};
+
+#endif /* RHYTHMIC_MUSIC_ITERATOR_HH */
+
--- /dev/null
+/*
+ This file is part of LilyPond, the GNU music typesetter.
+
+ Copyright (C) 2012 Mike Solomon <mike@apollinemike.com>
+
+ 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/>.
+*/
+
+#include "rhythmic-music-iterator.hh"
+
+#include "context.hh"
+#include "dispatcher.hh"
+#include "duration.hh"
+#include "input.hh"
+#include "international.hh"
+#include "music.hh"
+#include "warn.hh"
+
+Rhythmic_music_iterator::Rhythmic_music_iterator ()
+ : Simple_music_iterator ()
+{
+ last_processed_mom_ = -1;
+}
+
+void
+Rhythmic_music_iterator::process (Moment m)
+{
+ if (last_processed_mom_ < Moment (0))
+ {
+
+ descend_to_bottom_context ();
+
+ Stream_event *ev = get_music ()->to_event ();
+ SCM arts = ev->get_property ("articulations");
+ Context *c = get_outlet ();
+
+ if (scm_is_pair (arts))
+ {
+ ev->set_property ("articulations", SCM_EOL);
+ c->event_source ()->broadcast (ev);
+ for (; scm_is_pair (arts); arts = scm_cdr (arts))
+ c->event_source ()->broadcast (unsmob_stream_event (scm_car (arts)));
+ }
+ else
+ c->event_source ()->broadcast (ev);
+
+ ev->unprotect ();
+ }
+ Simple_music_iterator::process (m);
+}
+
+IMPLEMENT_CTOR_CALLBACK (Rhythmic_music_iterator);
(NoteEvent
. ((description . "A note.")
+ (iterator-ctor . ,ly:rhythmic-music-iterator::constructor)
(types . (general-music event note-event rhythmic-event
melodic-event))
))
. ((description . "A Rest.
Syntax: @code{r4} for a quarter rest.")
+ (iterator-ctor . ,ly:rhythmic-music-iterator::constructor)
(types . (general-music event rhythmic-event rest-event))
))