55 lines
1.3 KiB
C++
55 lines
1.3 KiB
C++
//=============================================================================
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// MuseScore
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// Music Composition & Notation
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//
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// Copyright (C) 2010-2011 Werner Schweer
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License version 2
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// as published by the Free Software Foundation and appearing in
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// the file LICENCE.GPL
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//=============================================================================
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#include "interval.h"
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#include "utils.h"
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namespace Ms {
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//---------------------------------------------------------
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// Interval
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//---------------------------------------------------------
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Interval::Interval()
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: diatonic(0), chromatic(0)
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{
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}
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Interval::Interval(int a, int b)
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: diatonic(a), chromatic(b)
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{
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}
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Interval::Interval(int c)
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{
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chromatic = c;
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diatonic = chromatic2diatonic(c);
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}
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//---------------------------------------------------------
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// flip
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//---------------------------------------------------------
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void Interval::flip()
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{
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diatonic = -diatonic;
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chromatic = -chromatic;
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}
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//---------------------------------------------------------
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// isZero
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//---------------------------------------------------------
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bool Interval::isZero() const
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{
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return diatonic == 0 && chromatic == 0;
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}
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}
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