94 lines
3 KiB
C++
94 lines
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) 2009-2011 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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#ifndef __REPEATLIST_H__
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#define __REPEATLIST_H__
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namespace Ms {
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class Score;
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class Measure;
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class Volta;
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class Jump;
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//---------------------------------------------------------
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// RepeatSegment
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//---------------------------------------------------------
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class RepeatSegment {
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private:
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QList<std::pair<Measure*, int>> measureList; //measure, playbackCount
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public:
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int tick; // start tick
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int utick;
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qreal utime;
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qreal timeOffset;
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RepeatSegment();
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RepeatSegment(RepeatSegment * const, Measure * const fromMeasure, Measure * const untilMeasure);
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void addMeasure(Measure * const);
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bool containsMeasure(Measure const * const) const;
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int len() const;
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int playbackCount(Measure * const) const;
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Measure* firstMeasure() const { return measureList.empty() ? nullptr : measureList.front().first; }
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Measure* lastMeasure() const { return measureList.empty() ? nullptr : measureList.back().first; }
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friend class RepeatList;
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};
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//---------------------------------------------------------
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// RepeatList
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//---------------------------------------------------------
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class RepeatList: public QList<RepeatSegment*>
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{
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Score* _score;
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mutable unsigned idx1, idx2; // cached values
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bool _expanded = false;
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bool _scoreChanged = true;
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std::map<Volta*, Measure*> _voltaRanges; // open volta possibly ends past the end of its spanner, used during unwind
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std::set<Jump*> _jumpsTaken; // take the jumps only once, so track them during unwind
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void preProcessVoltas();
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std::map<Volta*, Measure*>::const_iterator searchVolta(Measure * const) const;
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void unwindSection(Measure * const fm, Measure * const em);
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Measure* findStartRepeat(Measure * const) const;
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int findStartFromRepeatCount(Measure * const startFrom) const;
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bool isFinalPlaythrough(Measure * const measure, QList<RepeatSegment*>::const_iterator repeatSegmentIt) const;
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void unwind();
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void flatten();
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public:
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RepeatList(Score* s);
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RepeatList(const RepeatList&) = delete;
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RepeatList& operator=(const RepeatList&) = delete;
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~RepeatList();
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void update(bool expand);
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void setScoreChanged() { _scoreChanged = true; }
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const Score* score() const { return _score; }
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int utick2tick(int tick) const;
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int tick2utick(int tick) const;
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void dump() const;
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int utime2utick(qreal) const;
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qreal utick2utime(int) const;
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void updateTempo();
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int ticks() const;
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};
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} // namespace Ms
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#endif
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