("music.hh"): remove file.

[lilypond.git] / lily / score-performer.cc

diff --git a/lily/score-performer.cc b/lily/score-performer.cc
index ed965214379b5ba8634ca16e91ad44e83e7e18f6..97afb37573231b12e3581a33fbdc25b213b578dc 100644 (file)
--- a/lily/score-performer.cc
+++ b/lily/score-performer.cc
@@ -1,24 +1,99 @@
 /*
   score-performer.cc -- implement Score_performer
 
-  (c) 1996, 1997 Han-Wen Nienhuys <hanwen@stack.nl>
-                 Jan Nieuwenhuizen <jan@digicash.com>
- */
+  source file of the GNU LilyPond music typesetter
 
-#if 0
+  (c) 1996--2004 Jan Nieuwenhuizen <janneke@gnu.org>
+ */
 
 #include "score-performer.hh"
 
+#include "audio-column.hh"
+#include "audio-item.hh"
+#include "performance.hh"
+#include "midi-stream.hh"
+#include "string-convert.hh"
+#include "warn.hh"
+#include "context-def.hh"
+#include "output-def.hh"
+
+ADD_TRANSLATOR (Score_performer,
+/* descr */       "",
+/* creats*/       "",
+/* accepts */     "",
+/* acks  */      "",
+/* reads */       "",
+/* write */       "");
+
+
+Score_performer::Score_performer ()
+{
+  performance_ = 0;
+}
+
+
+Score_performer::~Score_performer ()
+{
+}
+
+void
+Score_performer::play_element (Audio_element * p)
+{
+  if (Audio_item * i = dynamic_cast<Audio_item *> (p)) 
+    {
+      audio_column_->add_audio_item (i);
+    }
+  performance_->add_element (p);
+}
+
+void
+Score_performer::announce_element (Audio_element_info info)
+{
+  announce_infos_.push (info);
+}
+
 void 
-Score_performer::play_event( Midi_item i )
+Score_performer::prepare (Moment m)
 {
-    file_p_->output( i );
+  audio_column_ = new Audio_column (m);
+  play_element (audio_column_);
+  recurse_over_translators (context (), &Translator::start_translation_timestep, UP);
 }
 
+void
+Score_performer::finish ()
+{
+  recurse_over_translators (context (), &Translator::finalize, UP);
+}
+  
 void 
-Score_performer::prepare(Moment m)
+Score_performer::one_time_step ()
+{
+  recurse_over_translators (context (), &Performer::process_music, UP);
+  recurse_over_translators (context (), &Performer::do_announces, UP);
+  recurse_over_translators (context (), &Translator::stop_translation_timestep, UP);
+}
+
+int
+Score_performer::get_tempo () const
 {
-    file_p_->move( mom.prev_ );
+  return ::get_tempo (performance_->midi_, Moment (Rational (1, 4)));
 }
 
-#endif
+
+Music_output *
+Score_performer::get_output ()
+{
+  Music_output * o = performance_;
+  performance_ = 0;
+  return o;
+}
+
+void
+Score_performer::initialize ()
+{
+  performance_ = new Performance;
+  performance_->midi_ = get_output_def ();
+
+  Translator_group::initialize ();
+}