/*
- lyric-performer.cc -- implement Lyric_performer
+ This file is part of LilyPond, the GNU music typesetter.
- source file of the GNU LilyPond music typesetter
+ Copyright (C) 1997--2015 Jan Nieuwenhuizen <janneke@gnu.org>
- (c) 1997--2004 Jan Nieuwenhuizen <janneke@gnu.org>
+ 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 "event.hh"
#include "audio-item.hh"
-#include "lily-proto.hh"
#include "performer.hh"
-#include "array.hh"
+#include "stream-event.hh"
+#include "translator.icc"
-class Lyric_performer : public Performer {
+class Lyric_performer : public Performer
+{
public:
TRANSLATOR_DECLARATIONS (Lyric_performer);
protected:
- virtual bool try_music (Music* req);
- virtual void stop_translation_timestep ();
- virtual void create_audio_elements ();
-
+ void stop_translation_timestep ();
+ void process_music ();
+ void listen_lyric (Stream_event *);
private:
- Link_array<Music> lreqs_;
- Audio_text* audio_;
+ vector<Stream_event *> events_;
+ Audio_text *audio_;
};
-
-
-
-Lyric_performer::Lyric_performer ()
+Lyric_performer::Lyric_performer (Context *c)
+ : Performer (c)
{
audio_ = 0;
}
-
void
-Lyric_performer::create_audio_elements ()
+Lyric_performer::process_music ()
{
// FIXME: won't work with fancy lyrics
- if (lreqs_.size ()
- && gh_string_p (lreqs_[0]->get_property ("text"))
- && ly_scm2string (lreqs_[0]->get_property ("text")).length ())
+ if (events_.size ()
+ && scm_is_string (events_[0]->get_property ("text"))
+ && ly_scm2string (events_[0]->get_property ("text")).length ())
{
audio_ = new Audio_text (Audio_text::LYRIC,
- ly_scm2string (lreqs_[0]->get_property ("text")));
- Audio_element_info info (audio_, lreqs_[0]);
+ ly_scm2string (events_[0]->get_property ("text")));
+ Audio_element_info info (audio_, events_[0]);
announce_element (info);
}
- lreqs_.clear ();
+ events_.clear ();
}
void
{
if (audio_)
{
- play_element (audio_);
audio_ = 0;
}
- lreqs_.clear ();
+ events_.clear ();
+}
+
+void
+Lyric_performer::listen_lyric (Stream_event *event)
+{
+ events_.push_back (event);
}
-bool
-Lyric_performer::try_music (Music* req)
+void
+Lyric_performer::boot ()
{
- if (req->is_mus_type ("lyric-event"))
- {
- lreqs_.push (req);
- return true;
- }
- return false;
+ ADD_LISTENER (Lyric_performer, lyric);
}
-ENTER_DESCRIPTION (Lyric_performer,"","","lyric-event","","","");
+ADD_TRANSLATOR (Lyric_performer,
+ /* doc */
+ "",
+
+ /* create */
+ "",
+
+ /* read */
+ "",
+
+ /* write */
+ ""
+ );