Chris@49: /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
Chris@19: 
Chris@19: /*
Chris@52:     Sonic Visualiser
Chris@52:     An audio file viewer and annotation editor.
Chris@52:     Centre for Digital Music, Queen Mary, University of London.
Chris@52:     This file copyright 2006 Chris Cannam.
Chris@19:     
Chris@52:     This program is free software; you can redistribute it and/or
Chris@52:     modify it under the terms of the GNU General Public License as
Chris@52:     published by the Free Software Foundation; either version 2 of the
Chris@52:     License, or (at your option) any later version.  See the file
Chris@52:     COPYING included with this distribution for more information.
Chris@19: */
Chris@19: 
Chris@19: #ifndef _PITCH_H_
Chris@19: #define _PITCH_H_
Chris@19: 
Chris@19: #include <QString>
Chris@19: 
Chris@19: class Pitch
Chris@19: {
Chris@19: public:
Chris@141:     /* If concertA <= 0, it will be taken from current preferences */
Chris@141: 
Chris@19:     static float getFrequencyForPitch(int midiPitch,
Chris@19: 				      float centsOffset = 0,
Chris@141: 				      float concertA = 0.0);
Chris@19: 
Chris@19:     static int getPitchForFrequency(float frequency,
Chris@19: 				    float *centsOffsetReturn = 0,
Chris@141: 				    float concertA = 0.0);
Chris@19: 
Chris@19:     static QString getPitchLabel(int midiPitch,
Chris@26: 				 float centsOffset = 0,
Chris@26: 				 bool useFlats = false);
Chris@19: 
Chris@19:     static QString getPitchLabelForFrequency(float frequency,
Chris@141: 					     float concertA = 0.0,
Chris@26: 					     bool useFlats = false);
Chris@19: };
Chris@19: 
Chris@19: 
Chris@19: #endif