Run grand replace for 2015.

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

diff --git a/lily/include/performer.hh b/lily/include/performer.hh
index b97cea1926e4e24e45cdc3d07a2746066506a9cf..82b4ce50cc2b66bf04e228ebc74aacd476ce64f4 100644 (file)
--- a/lily/include/performer.hh
+++ b/lily/include/performer.hh
@@ -1,8 +1,21 @@
 /*
-  performer.hh -- declare Performer
+  This file is part of LilyPond, the GNU music typesetter.
 
-  (c) 1996--2006 Han-Wen Nienhuys <hanwen@xs4all.nl>
+  Copyright (C) 1996--2015 Han-Wen Nienhuys <hanwen@xs4all.nl>
   Jan Nieuwenhuizen <janneke@gnu.org>
+
+  LilyPond is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 3 of the License, or
+  (at your option) any later version.
+
+  LilyPond is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with LilyPond.  If not, see <http://www.gnu.org/licenses/>.
 */
 
 #ifndef PERFORMER_HH
@@ -12,7 +25,7 @@
 #include "grob-info.hh"
 #include "translator.hh"
 
-/* Convert a music definition into a audio representation.
+/* Convert a music definition into an audio representation.
    A baseclass.  */
 class Performer : public Translator
 {
@@ -20,12 +33,17 @@ public:
   VIRTUAL_COPY_CONSTRUCTOR (Translator, Performer);
   friend class Performer_group;
   Performer_group *get_daddy_performer () const;
+  static Performer *unsmob (SCM perf) {
+    return dynamic_cast <Performer *> (Translator::unsmob (perf));
+  }
+  static bool is_smob (SCM perf) {
+    return Translator::is_smob (perf) && unsmob (perf);
+  }
 
 protected:
   virtual void announce_element (Audio_element_info);
   virtual void acknowledge_audio_element (Audio_element_info);
   virtual void create_audio_elements ();
-  virtual void play_element (Audio_element *elem);
 };
 
 #endif /* PERFORMER_HH */