62 lines
1.9 KiB
C++
62 lines
1.9 KiB
C++
//=============================================================================
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// MuseScore
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// Music Composition & Notation
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//
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// Copyright (C) 2010-2012 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 __NOTEEVENT_H__
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#define __NOTEEVENT_H__
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namespace Ms {
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class XmlWriter;
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class XmlReader;
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//---------------------------------------------------------
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// NoteEvent
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//---------------------------------------------------------
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class NoteEvent {
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int _pitch; // relative pitch to note pitch
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int _ontime; // 1/1000 of nominal note len
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int _len; // 1/1000 of nominal note len
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public:
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constexpr static int NOTE_LENGTH = 1000;
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NoteEvent() : _pitch(0), _ontime(0), _len(NOTE_LENGTH) {}
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NoteEvent(int a, int b, int c) : _pitch(a), _ontime(b), _len(c) {}
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void read(XmlReader&);
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void write(XmlWriter&) const;
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int pitch() const { return _pitch; }
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int ontime() const { return _ontime; }
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int offtime() const { return _ontime + _len; }
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int len() const { return _len; }
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void setPitch(int v) { _pitch = v; }
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void setOntime(int v) { _ontime = v; }
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void setLen(int v) { _len = v; }
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bool operator==(const NoteEvent&) const;
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};
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//---------------------------------------------------------
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// NoteEventList
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//---------------------------------------------------------
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class NoteEventList : public QList<NoteEvent> {
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public:
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NoteEventList();
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int offtime() { return empty() ? 0 : std::max_element(cbegin(), cend(), [](const NoteEvent& n1, const NoteEvent& n2) { return n1.offtime() < n2.offtime(); })->offtime(); }
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};
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} // namespace Ms
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#endif
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