lily/include/key-performer.hh

   1 /*
   2   key-performer.hh -- declare Key_performer
   3
   4   source file of the GNU LilyPond music typesetter
   5
   6   (c)  1997--1999 Jan Nieuwenhuizen <janneke@gnu.org>
   7 */
   8
   9 #ifndef KEY_PERFOMER_HH
  10 #define KEY_PERFOMER_HH
  11
  12 #include "lily-proto.hh"
  13 #include "performer.hh"
  14
  15 class Key_performer : public Performer {
  16 public:
  17   VIRTUAL_COPY_CONS(Translator);
  18
  19   Key_performer();
  20   ~Key_performer();
  21
  22 protected:
  23   void do_print() const;
  24   virtual bool do_try_music (Music* req_l);
  25   virtual void do_process_requests();
  26
  27 private:
  28   Key_change_req* key_req_l_;
  29 };
  30
  31 #endif // KEY_PERFOMER_HH