-/*
- musical-pitch.hh -- declare Musical_pitch
-
- source file of the GNU LilyPond music typesetter
-
- (c) 1998--1999 Han-Wen Nienhuys <hanwen@cs.uu.nl>
-
- */
-
-#ifndef MUSICAL_PITCH_HH
-#define MUSICAL_PITCH_HH
-
-#include "lily-proto.hh"
-#include "input.hh"
-#include "lily-guile.hh" // we need SCM
-
-/** A "tonal" pitch. This is a pitch as it figures in diatonal western
- music (12 semitones in an octave), as opposed to a frequence in Hz
- or a integer number of semitones.
-
- It is not Music because, it has no duration associated.
-*/
-struct Musical_pitch : public Input
-{
- Musical_pitch (int notename=0, int accidental=0, int octave=0);
-
- /// 0 is c, 6 is b
- int notename_i_;
- /// 0 natural, 1 sharp, etc
- int accidental_i_;
- /// 0 is central c
- int octave_i_;
-
- Musical_pitch to_relative_octave (Musical_pitch);
- void transpose (Musical_pitch);
- static int compare (Musical_pitch const&,Musical_pitch const&);
- /// return large part of interval from central c
- int steps() const;
- /// return pitch from central c (in halfnotes)
- int semitone_pitch() const;
- void up_to (int);
- void down_to (int);
- String str () const;
- void print () const;
-};
-
-SCM to_scm (Musical_pitch p);
-void scm_to (SCM s, Musical_pitch* p);
-
-#include "compare.hh"
-INSTANTIATE_COMPARE(Musical_pitch, Musical_pitch::compare);
-
-#endif /* MUSICAL_PITCH_HH */
-