source file of the GNU LilyPond music typesetter
- (c) 1997--2000 Jan Nieuwenhuizen <janneke@gnu.org>
+ (c) 1997--2004 Jan Nieuwenhuizen <janneke@gnu.org>
*/
-#include "lyric-performer.hh"
-#include "musical-request.hh"
+#include "event.hh"
#include "audio-item.hh"
+#include "lily-proto.hh"
+#include "performer.hh"
+#include "array.hh"
+
+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 ();
+
+private:
+ Link_array<Music> lreqs_;
+ Audio_text* audio_;
+};
+
+
-ADD_THIS_TRANSLATOR (Lyric_performer);
Lyric_performer::Lyric_performer ()
{
- audio_p_ = 0;
+ audio_ = 0;
}
void
-Lyric_performer::do_process_music ()
+Lyric_performer::create_audio_elements ()
{
- if (lreq_arr_.size () && lreq_arr_[0]->text_str_.length_i ())
+ // FIXME: won't work with fancy lyrics
+ if (lreqs_.size ()
+ && gh_string_p (lreqs_[0]->get_mus_property ("text"))
+ && ly_scm2string (lreqs_[0]->get_mus_property ("text")).length ())
{
- audio_p_ = new Audio_text (Audio_text::LYRIC, lreq_arr_[0]->text_str_);
- Audio_element_info info (audio_p_, lreq_arr_[0]);
+ audio_ = new Audio_text (Audio_text::LYRIC,
+ ly_scm2string (lreqs_[0]->get_mus_property ("text")));
+ Audio_element_info info (audio_, lreqs_[0]);
announce_element (info);
}
- lreq_arr_.clear();
+ lreqs_.clear ();
}
void
-Lyric_performer::do_pre_move_processing ()
+Lyric_performer::stop_translation_timestep ()
{
- if (audio_p_)
+ if (audio_)
{
- play_element (audio_p_);
- audio_p_ = 0;
+ play_element (audio_);
+ audio_ = 0;
}
- lreq_arr_.clear();
+ lreqs_.clear ();
}
bool
-Lyric_performer::do_try_music (Music* req_l)
+Lyric_performer::try_music (Music* req)
{
- if (Lyric_req *lr = dynamic_cast <Lyric_req *> (req_l))
+ if (req->is_mus_type ("lyric-event"))
{
- lreq_arr_.push (lr);
+ lreqs_.push (req);
return true;
}
return false;
}
+ENTER_DESCRIPTION(Lyric_performer,"","","lyric-event","","","");