non/sequencer/src/scale.H

48 lines
2.0 KiB
C++

/*******************************************************************************/
/* Copyright (C) 2008 Jonathan Moore Liles */
/* */
/* This program 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 2 of the License, or (at your */
/* option) any later version. */
/* */
/* This program 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 This program; see the file COPYING. If not,write to the Free Software */
/* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
/*******************************************************************************/
#pragma once
#include <MIDI/midievent.H>
class Scale
{
static const char *chromatic_names[];
static Scale builtin_scales[];
int _degree ( int k, int n ) const;
public:
const char *_name;
int _notes;
int _degrees[13];
public:
static Scale * open ( const char *name );
static char ** listing ( void );
static const char * chromatic_name ( int n );
static int octave ( int n );
bool translate ( int k, MIDI::midievent *e ) const;
int note ( int k, int n ) const;
const char * note_name ( int k, int n ) const;
const char * name ( void ) const;
};