291 lines
11 KiB
C++
291 lines
11 KiB
C++
//=============================================================================
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// MuseScore
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// Music Composition & Notation
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// $Id: measure.h 5628 2012-05-15 07:46:43Z wschweer $
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//
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// Copyright (C) 2002-2011 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 __MEASURE_H__
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#define __MEASURE_H__
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/**
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\file
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Definition of classes MStaff, Measure and MeasureList.
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*/
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#include "measurebase.h"
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#include "fraction.h"
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#include "segmentlist.h"
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class Xml;
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class Beam;
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class Tuplet;
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class Staff;
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class Chord;
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class Text;
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class ChordRest;
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class Score;
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class MuseScoreView;
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class System;
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class Note;
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class Spacer;
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class TieMap;
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class SpannerMap;
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class AccidentalState;
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class Spanner;
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class Part;
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//---------------------------------------------------------
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// MStaff
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/// Per staff values of measure.
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//---------------------------------------------------------
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struct MStaff {
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qreal distanceUp;
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qreal distanceDown;
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StaffLines* lines;
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Spacer* _vspacerUp;
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Spacer* _vspacerDown;
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bool hasVoices; ///< indicates that MStaff contains more than one voice,
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///< this changes some layout rules
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bool _visible;
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bool _slashStyle;
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MStaff();
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~MStaff();
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bool visible() const { return _visible; }
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void setVisible(bool val) { _visible = val; }
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bool slashStyle() const { return _slashStyle; }
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void setSlashStyle(bool val) { _slashStyle = val; }
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void setScore(Score*);
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void setTrack(int);
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};
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enum {
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RepeatEnd = 1,
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RepeatStart = 2,
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RepeatMeasureFlag = 4,
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RepeatJump = 8
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};
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//---------------------------------------------------------
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// @@ Measure
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/// one measure in a system
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//---------------------------------------------------------
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class Measure : public MeasureBase {
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Q_OBJECT
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SegmentList _segments;
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Fraction _timesig;
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Fraction _len; ///< actual length of measure
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int _repeatCount; ///< end repeat marker und repeat count
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int _repeatFlags; ///< or'd RepeatType's
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QList<MStaff*> staves;
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Spanner* _spannerFor;
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Spanner* _spannerBack;
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int _no; ///< Measure number, counting from zero
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int _noOffset; ///< Offset to measure number
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Text* _noText; ///< Measure number text object
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qreal _userStretch;
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mutable qreal _minWidth1; ///< minimal measure width without system header
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mutable qreal _minWidth2; ///< minimal measure width with system header
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bool _irregular; ///< Irregular measure, do not count
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bool _breakMultiMeasureRest; ///< set by user
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bool _breakMMRest; ///< set by layout
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bool _endBarLineGenerated;
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bool _endBarLineVisible;
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BarLineType _endBarLineType;
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BarLineType _mmEndBarLineType; ///< bar line type if this measure is presented
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///< as multi measure rest
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int _multiMeasure; // set from layout();
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// 0 - normal measure
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// > 0 - multi measure rest;
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// < 0 - skipped measure
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int _playbackCount; // temp. value used in RepeatList
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// counts how many times this measure was already played
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QColor _endBarLineColor;
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void push_back(Segment* e);
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void push_front(Segment* e);
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void* pTimesig() { return &_timesig; }
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void* pLen() { return &_len; }
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public:
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Measure(Score* = 0);
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Measure(const Measure&);
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~Measure();
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virtual Measure* clone() const { return new Measure(*this); }
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virtual ElementType type() const { return MEASURE; }
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virtual void setScore(Score* s);
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Measure* cloneMeasure(Score*, TieMap*, SpannerMap*);
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void read(XmlReader&, int idx);
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void read(XmlReader& d) { read(d, 0); }
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void write(Xml&, int, bool writeSystemElements) const;
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void writeBox(Xml&) const;
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void readBox(XmlReader&);
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virtual bool isEditable() const { return false; }
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virtual void add(Element*);
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virtual void remove(Element*);
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virtual void change(Element* o, Element* n);
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System* system() const { return (System*)parent(); }
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QList<MStaff*>* staffList() { return &staves; }
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MStaff* mstaff(int staffIdx) { return staves[staffIdx]; }
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bool hasVoices(int staffIdx) const { return staves[staffIdx]->hasVoices; }
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StaffLines* staffLines(int staffIdx) { return staves[staffIdx]->lines; }
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int no() const { return _no; }
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bool irregular() const { return _irregular; }
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void setIrregular(bool val) { _irregular = val; }
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int noOffset() const { return _noOffset; }
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Text* noText() const { return _noText; }
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void setNo(int n) { _no = n; }
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void setNoOffset(int n) { _noOffset = n; }
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virtual qreal distanceUp(int i) const;
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virtual qreal distanceDown(int i) const;
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qreal minWidth1() const;
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qreal minWidth2() const;
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void setMinWidth1(qreal w) { _minWidth1 = w; }
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void setMinWidth2(qreal w) { _minWidth2 = w; }
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bool systemHeader() const;
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void setDirty();
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Fraction timesig() const { return _timesig; }
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void setTimesig(const Fraction& f) { _timesig = f; }
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Fraction len() const { return _len; }
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Fraction stretchedLen(Staff*) const;
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void setLen(const Fraction& f) { _len = f; }
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virtual int ticks() const { return _len.ticks(); }
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int size() const { return _segments.size(); }
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Q_INVOKABLE Segment* first() const { return _segments.first(); }
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Segment* first(Segment::SegmentTypes t) const { return _segments.first(t); }
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Q_INVOKABLE Segment* last() const { return _segments.last(); }
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Segment* firstCRSegment() const { return _segments.firstCRSegment(); }
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void remove(Segment* s);
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SegmentList* segments() { return &_segments; }
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qreal userStretch() const { return _userStretch; }
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void setUserStretch(qreal v) { _userStretch = v; }
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void layoutX(qreal stretch);
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void layout(qreal width);
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void layout2();
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Chord* findChord(int tick, int track, int gl);
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ChordRest* findChordRest(int tick, int track);
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int snap(int tick, const QPointF p) const;
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int snapNote(int tick, const QPointF p, int staff) const;
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void insertStaff(Staff*, int staff);
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void insertMStaff(MStaff* staff, int idx);
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void removeMStaff(MStaff* staff, int idx);
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virtual void moveTicks(int diff);
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void cmdRemoveStaves(int s, int e);
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void cmdAddStaves(int s, int e, bool createRest);
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void removeStaves(int s, int e);
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void insertStaves(int s, int e);
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qreal tick2pos(int) const;
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Segment* tick2segment(int, bool grace = false) const;
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void sortStaves(QList<int>& dst);
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void dump() const;
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virtual bool acceptDrop(MuseScoreView*, const QPointF&, Element*) const;
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virtual Element* drop(const DropData&);
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int repeatCount() const { return _repeatCount; }
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void setRepeatCount(int val) { _repeatCount = val; }
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Segment* undoGetSegment(Segment::SegmentType st, int tick);
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Segment* getSegment(Element* el, int tick);
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Segment* getSegment(Segment::SegmentType st, int tick);
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Segment* getGraceSegment(int tick, int gl);
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Segment* findSegment(Segment::SegmentType st, int t);
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bool createEndBarLines();
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void setEndBarLineType(BarLineType val, bool g, bool visible = true, QColor color = Qt::black);
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BarLineType endBarLineType() const { return _endBarLineType; }
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void setMmEndBarLineType(BarLineType v) { _mmEndBarLineType = v; }
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bool setStartRepeatBarLine(bool);
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bool endBarLineGenerated() const { return _endBarLineGenerated; }
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void setEndBarLineGenerated(bool v) { _endBarLineGenerated = v; }
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bool endBarLineVisible() const { return _endBarLineVisible; }
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QColor endBarLineColor() const { return _endBarLineColor; }
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void cmdRemoveEmptySegment(Segment* s);
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virtual void scanElements(void* data, void (*func)(void*, Element*), bool all=true);
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void createVoice(int track);
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void adjustToLen(Fraction);
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int repeatFlags() const { return _repeatFlags; }
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void setRepeatFlags(int val);
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AccidentalVal findAccidental(Note*) const;
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AccidentalVal findAccidental(Segment* s, int staffIdx, int line) const;
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void exchangeVoice(int, int, int, int);
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void checkMultiVoices(int staffIdx);
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bool hasVoice(int track) const;
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bool isMeasureRest(int staffIdx);
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bool isFullMeasureRest();
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bool isRepeatMeasure(Part* part);
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bool visible(int staffIdx) const;
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bool slashStyle(int staffIdx) const;
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bool breakMultiMeasureRest() const { return _breakMultiMeasureRest | _breakMMRest; }
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bool breakMMRest() const { return _breakMMRest; }
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void setBreakMMRest(bool v) { _breakMMRest = v; }
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bool getBreakMultiMeasureRest() const { return _breakMultiMeasureRest; }
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void setBreakMultiMeasureRest(bool val) { _breakMultiMeasureRest = val; }
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int multiMeasure() const { return _multiMeasure; }
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void setMultiMeasure(int val) { _multiMeasure = val; }
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bool isEmpty() const;
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void layoutChords0(Segment* segment, int startTrack);
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void layoutChords10(Segment* segment, int startTrack, AccidentalState*);
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void updateAccidentals(Segment* segment, int staffIdx, AccidentalState*);
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void layoutStage1();
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int playbackCount() const { return _playbackCount; }
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void setPlaybackCount(int val) { _playbackCount = val; }
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QRectF staffabbox(int staffIdx) const;
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Spanner* spannerFor() const { return _spannerFor; }
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Spanner* spannerBack() const { return _spannerBack; }
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void addSpannerBack(Spanner*);
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bool removeSpannerBack(Spanner*);
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void addSpannerFor(Spanner*);
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bool removeSpannerFor(Spanner*);
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virtual QVariant getProperty(P_ID propertyId) const;
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virtual bool setProperty(P_ID propertyId, const QVariant&);
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virtual QVariant propertyDefault(P_ID) const;
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};
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#endif
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