lily/include/command-request.hh

   1 /*
   2   command-request.hh -- declare non-musical requests
   3
   4   source file of the GNU LilyPond music typesetter
   5
   6   (c)  1997--2002 Han-Wen Nienhuys <hanwen@cs.uu.nl>
   7 */
   8
   9
  10 #ifndef COMMANDREQUEST_HH
  11 #define COMMANDREQUEST_HH
  12
  13 #include "request.hh"
  14 #include "array.hh"
  15 #include "duration.hh"
  16 #include "pitch.hh"
  17
  18
  19 class Break_req : public Request {
  20 public:
  21 protected:
  22   VIRTUAL_COPY_CONS (Music);
  23 };
  24
  25 class Porrectus_req : public Request {
  26   VIRTUAL_COPY_CONS (Music);
  27 };
  28
  29 /**
  30     Handle key changes.
  31 */
  32 class Key_change_req  : public Request
  33 {
  34 public:
  35   SCM pitch_alist ();
  36
  37 protected:
  38   VIRTUAL_COPY_CONS (Music);
  39   bool do_equal_b (Request const * ) const;
  40   void transpose (Pitch  d);
  41 };
  42
  43 SCM transpose_key_alist (SCM,SCM);
  44
  45 #endif // COMMANDREQUEST_HH
  46