release: 1.1.46

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

diff --git a/lily/include/performer.hh b/lily/include/performer.hh
index 4badbc608ce9e52f5c5852b0eb75be40d65a4075..03fea2f25963cb990cd4ddb4d018c6635ff7d2b4 100644 (file)
--- a/lily/include/performer.hh
+++ b/lily/include/performer.hh
@@ -1,14 +1,14 @@
 /*
   performer.hh -- declare Performer
 
-  (c) 1996,  1997--1998 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+  (c) 1996,  1997--1999 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"
@@ -22,12 +22,16 @@
 class Performer : public virtual Translator{
 public:
   VIRTUAL_COPY_CONS(Translator);
-  
+  friend class Performer_group_performer;  
   Performer_group_performer* daddy_perf_l() const;
 protected:
+  virtual void announce_element (Audio_element_info);
+  virtual void acknowledge_element (Audio_element_info);
+  virtual void process_acknowledged ();
   virtual int get_tempo_i() const;
   virtual void play (Audio_element * elem_p );
 };
 
 
 #endif // PERFORMER_HH
+