release: 1.5.29

[lilypond.git] / lily / include / performer.hh

diff --git a/lily/include/performer.hh b/lily/include/performer.hh
index 75fbeccf7eec1ec6107d40a5894d3b82e5b89291..c3e40c4296379c043a0651b22412087b52cc0e9c 100644 (file)
--- a/lily/include/performer.hh
+++ b/lily/include/performer.hh
@@ -1,33 +1,38 @@
 /*
   performer.hh -- declare Performer
 
-  (c) 1996,  1997--1998 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+  (c) 1996--2002 Han-Wen Nienhuys <hanwen@cs.uu.nl>
                  Jan Nieuwenhuizen <janneke@gnu.org>
  */
 
 #ifndef PERFORMER_HH
 #define PERFORMER_HH
 
-#include "lily-proto.hh"
+#include "audio-element-info.hh"
 #include "array.hh"
 #include "request.hh"
-#include "score-element-info.hh"
-#include "staff-info.hh"
+#include "grob-info.hh"
 #include "translator.hh"
 
 /**
   Convert a music definition into a audio representation.
   A baseclass
  */
-class Performer : public virtual Translator{
+class Performer : public virtual Translator
+{
 public:
-  TRANSLATOR_CLONE(Performer);
-  DECLARE_MY_RUNTIME_TYPEINFO;
-  Performer_group_performer* daddy_perf_l() const;
+  VIRTUAL_COPY_CONS (Translator);
+  friend class Performer_group_performer;  
+  Performer_group_performer* daddy_perf_l () const;
+
 protected:
-  virtual int get_tempo_i() const;
-  virtual void play (Audio_element * elem_p );
+  virtual void announce_element (Audio_element_info);
+  virtual void acknowledge_audio_element (Audio_element_info);
+  virtual void create_audio_elements ();
+  virtual int get_tempo_i () const;
+  virtual void play_element (Audio_element * elem_p );
 };
 
 
 #endif // PERFORMER_HH
+