lily/include/pitch-interval.hh

   1 /*
   2   pitch-interval.hh -- declare Pitch_interval
   3
   4   source file of the GNU LilyPond music typesetter
   5
   6   (c) 2004--2007 Han-Wen Nienhuys <hanwen@xs4all.nl>
   7 */
   8
   9 #ifndef PITCH_INTERVAL_HH
  10 #define PITCH_INTERVAL_HH
  11
  12 #include "pitch.hh"
  13
  14 class Pitch_interval : public Drul_array<Pitch>
  15 {
  16 public:
  17   Pitch_interval ();
  18   Pitch_interval (Pitch, Pitch);
  19   Drul_array<bool> add_point (Pitch);
  20   bool is_empty () const;
  21 };
  22
  23 class Pitch_lexicographic_interval : public Drul_array<Pitch>
  24 {
  25 public:
  26   Pitch_lexicographic_interval ();
  27   Pitch_lexicographic_interval (Pitch, Pitch);
  28   Drul_array<bool> add_point (Pitch);
  29   bool is_empty () const;
  30 };
  31
  32 #endif /* PITCH_INTERVAL_HH */