Imported sources

[lilypond.git] / lily / performer.cc

diff --git a/lily/performer.cc b/lily/performer.cc
index 9523fc36cedf4ca892cc3d9cafd6bf969adfe7c7..6d618346eaf452f11d74c009185584a7449baeca 100644 (file)
--- a/lily/performer.cc
+++ b/lily/performer.cc
@@ -1,57 +1,58 @@
 /*
-  performer.cc -- declare Performer
+  performer.cc -- implement Performer
 
-  (c) 1996, 1997 Han-Wen Nienhuys <hanwen@stack.nl>
-                 Jan Nieuwenhuizen <jan@digicash.com>
+  source file of the GNU LilyPond music typesetter
+
+  (c) 1996--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+               Jan Nieuwenhuizen <janneke@gnu.org>
  */
 
 
 #include "performer-group-performer.hh"
-#include "debug.hh"
+#include "warn.hh"
 
-IMPLEMENT_STATIC_NAME(Performer);
-IMPLEMENT_IS_TYPE_B(Performer);
+void 
+Performer::play_element (Audio_element* p) 
+{ 
+  get_daddy_perf ()->play_element (p); 
+}
 
-Performer::Performer()
+int
+Performer::get_tempo () const
 {
-    daddy_perf_l_ = 0;
+  return get_daddy_perf ()->get_tempo ();
 }
 
-Performer::~Performer()
+Performer_group_performer*
+Performer::get_daddy_perf () const
 {
+  return (daddy_trans_) 
+    ?dynamic_cast<Performer_group_performer *> (daddy_trans_)
+    : 0;
 }
 
 void
-Performer::do_print() const
+Performer::acknowledge_audio_element (Audio_element_info)
 {
 }
 
-void 
-Performer::play_event( Midi_item* l ) 
-{ 
-    daddy_perf_l_->play_event( l ); 
-}
-
 void
-Performer::print() const
+Performer::create_audio_elements ()
 {
-#ifndef NPRINT
-    mtor << "\n" << name() << " {";
-//    do_print();
-    mtor << "}";
-#endif
 }
 
+
 void
-Performer::process_requests()
+Performer::announce_element (Audio_element_info i)
 {
+  if (!i.origin_trans_)
+    i.origin_trans_= this;
+  get_daddy_perf ()->announce_element (i);
 }
 
-bool 
-Performer::try_request( Request* req_l )
+
+void
+Performer::process_music ()
 {
-// huh?
-//    return daddy_perf_l_->try_request( req_l_ );
-    return false;
+  
 }
-