43 lines
1.1 KiB
C++
43 lines
1.1 KiB
C++
//=============================================================================
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// MuseScore
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// Music Composition & Notation
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//
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// Copyright (C) 2014 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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#ifndef __KEYLIST_H__
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#define __KEYLIST_H__
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#include "key.h"
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namespace Ms {
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class XmlReader;
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//---------------------------------------------------------
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// KeyList
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// this list is instantiated for every staff
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// to keep track of key signature changes
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//---------------------------------------------------------
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class KeyList : public std::map<const int, KeySigEvent> {
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public:
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KeyList() {}
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KeySigEvent key(int tick) const;
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KeySigEvent prevKey(int tick) const;
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void setKey(int tick, KeySigEvent);
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int nextKeyTick(int tick) const;
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int currentKeyTick(int tick) const;
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void read(XmlReader&, Score*);
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};
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}
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#endif
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