source file of the GNU LilyPond music typesetter
- (c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>
- Jan Nieuwenhuizen <jan@digicash.com>
+ (c) 1997--2006 Jan Nieuwenhuizen <janneke@gnu.org>
*/
-#include "lyric-performer.hh"
-#include "musical-request.hh"
-//#include "text-item.hh"
-//#include "paper-def.hh"
-//#include "lookup.hh"
+#include "audio-item.hh"
+#include "performer.hh"
+#include "music.hh"
+class Lyric_performer : public Performer
+{
+public:
+ TRANSLATOR_DECLARATIONS (Lyric_performer);
+protected:
-IMPLEMENT_STATIC_NAME(Lyric_performer);
-IMPLEMENT_IS_TYPE_B1(Lyric_performer,Performer);
-ADD_THIS_PERFORMER(Lyric_performer);
+ virtual bool try_music (Music *event);
+ void stop_translation_timestep ();
+ void process_music ();
-Lyric_performer::Lyric_performer()
-{
-}
+private:
+ vector<Music*> events_;
+ Audio_text *audio_;
+};
-Lyric_performer::~Lyric_performer()
+Lyric_performer::Lyric_performer ()
{
+ audio_ = 0;
}
-bool
-Lyric_performer::do_try_request( Request* req_l )
+void
+Lyric_performer::process_music ()
{
- Musical_req* m_l = req_l->musical();
- if ( !m_l || ! m_l->lreq_l() )
- return false;
- lreq_arr_.push( m_l->lreq_l() );
-
- return true;
+ // FIXME: won't work with fancy lyrics
+ 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 (events_[0]->get_property ("text")));
+ Audio_element_info info (audio_, events_[0]);
+ announce_element (info);
+ }
+ events_.clear ();
}
void
-Lyric_performer::do_process_requests()
+Lyric_performer::stop_translation_timestep ()
{
-#if 0
- Text_item * last_item_l =0;
- for (int i=0; i < lreq_arr_.size(); i++) {
- Text_item *lp = new Text_item(lreq_arr_[i]->tdef_p_ );
- lp->dir_i_ = -1;
- lp->fat_b_ = true;
- if (last_item_l)
- lp->add_support(last_item_l);
- last_item_l = lp;
- typeset_element(lp);
+ if (audio_)
+ {
+ play_element (audio_);
+ audio_ = 0;
}
-#endif
+ events_.clear ();
}
-void
-Lyric_performer::do_post_move_processing()
+bool
+Lyric_performer::try_music (Music *event)
{
- lreq_arr_.set_size(0);
+ if (event->is_mus_type ("lyric-event"))
+ {
+ events_.push_back (event);
+ return true;
+ }
+ return false;
}
+#include "translator.icc"
+
+ADD_TRANSLATOR (Lyric_performer, "", "", "lyric-event",
+ "", "");