320 lines
13 KiB
C++
320 lines
13 KiB
C++
//=============================================================================
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// MuseScore
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// Music Composition & Notation
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//
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// Copyright (C) 2004-2011 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 __XML_H__
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#define __XML_H__
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#include "connector.h"
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#include "stafftype.h"
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#include "interval.h"
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#include "element.h"
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#include "select.h"
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namespace Ms {
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enum class PlaceText : char;
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enum class ClefType : signed char;
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class Spanner;
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class Beam;
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class Tuplet;
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class Measure;
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class LinkedElements;
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//---------------------------------------------------------
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// SpannerValues
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//---------------------------------------------------------
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struct SpannerValues {
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int spannerId;
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Fraction tick2;
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int track2;
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};
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//---------------------------------------------------------
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// TextStyleMap
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//---------------------------------------------------------
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struct TextStyleMap {
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QString name;
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Tid ss;
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};
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//---------------------------------------------------------
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// LinksIndexer
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//---------------------------------------------------------
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class LinksIndexer {
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int _lastLocalIndex { -1 };
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Location _lastLinkedElementLoc { Location::absolute() };
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public:
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int assignLocalIndex(const Location& mainElementInfo);
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};
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//---------------------------------------------------------
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// XmlReader
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//---------------------------------------------------------
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class XmlReader : public QXmlStreamReader {
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QString docName; // used for error reporting
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// For readahead possibility.
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// If needed, must be explicitly set by setReadAheadDevice.
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QIODevice* _readAheadDevice = nullptr;
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// Score read context (for read optimizations):
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Fraction _tick { Fraction(0, 1) };
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Fraction _tickOffset { Fraction(0, 1) };
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int _intTick { 0 };
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int _track { 0 };
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int _trackOffset { 0 };
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bool _pasteMode { false }; // modifies read behaviour on paste operation
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Measure* _lastMeasure { 0 };
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Measure* _curMeasure { 0 };
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int _curMeasureIdx { 0 };
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QHash<int, Beam*> _beams;
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QHash<int, Tuplet*> _tuplets;
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QList<SpannerValues> _spannerValues;
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QList<std::pair<int,Spanner*>> _spanner;
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QList<StaffType> _staffTypes;
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QList<std::pair<Element*, QPointF>> _fixOffsets;
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std::vector<std::unique_ptr<ConnectorInfoReader>> _connectors;
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std::vector<std::unique_ptr<ConnectorInfoReader>> _pendingConnectors; // connectors that are pending to be updated and added to _connectors. That will happen when checkConnectors() is called.
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void htmlToString(int level, QString*);
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Interval _transpose;
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QMap<int, LinkedElements*> _elinks; // for reading old files (< 3.01)
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QMap<int, QList<QPair<LinkedElements*, Location>>> _staffLinkedElements; // one list per staff
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LinksIndexer _linksIndexer;
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QMultiMap<int, int> _tracks;
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QList<TextStyleMap> userTextStyles;
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void addConnectorInfo(std::unique_ptr<ConnectorInfoReader>);
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void removeConnector(const ConnectorInfoReader*); // Removes the whole ConnectorInfo chain from the connectors list.
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public:
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XmlReader(QFile* f) : QXmlStreamReader(f), docName(f->fileName()) {}
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XmlReader(const QByteArray& d, const QString& st = QString()) : QXmlStreamReader(d), docName(st) {}
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XmlReader(QIODevice* d, const QString& st = QString()) : QXmlStreamReader(d), docName(st) {}
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XmlReader(const QString& d, const QString& st = QString()) : QXmlStreamReader(d), docName(st) {}
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XmlReader(const XmlReader&) = delete;
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XmlReader& operator=(const XmlReader&) = delete;
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~XmlReader();
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bool hasAccidental; // used for userAccidental backward compatibility
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void unknown();
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// attribute helper routines:
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QString attribute(const char* s) const { return attributes().value(s).toString(); }
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QString attribute(const char* s, const QString&) const;
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int intAttribute(const char* s) const;
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int intAttribute(const char* s, int _default) const;
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double doubleAttribute(const char* s) const;
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double doubleAttribute(const char* s, double _default) const;
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bool hasAttribute(const char* s) const;
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// helper routines based on readElementText():
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int readInt() { return readElementText().toInt(); }
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int readInt(bool* ok) { return readElementText().toInt(ok); }
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int readIntHex() { return readElementText().toInt(0, 16); }
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double readDouble() { return readElementText().toDouble(); }
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qlonglong readLongLong() { return readElementText().toLongLong(); }
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double readDouble(double min, double max);
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bool readBool();
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QPointF readPoint();
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QSizeF readSize();
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QRectF readRect();
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QColor readColor();
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Fraction readFraction();
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QString readXml();
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void setDocName(const QString& s) { docName = s; }
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QString getDocName() const { return docName; }
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Fraction tick() const { return _tick + _tickOffset; }
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Fraction rtick() const ;
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void setTick(const Fraction& f);
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void incTick(const Fraction& f);
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void setTickOffset(const Fraction& val) { _tickOffset = val; }
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int track() const { return _track + _trackOffset; }
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void setTrackOffset(int val) { _trackOffset = val; }
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int trackOffset() const { return _trackOffset; }
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void setTrack(int val) { _track = val; }
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bool pasteMode() const { return _pasteMode; }
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void setPasteMode(bool v) { _pasteMode = v; }
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Location location(bool forceAbsFrac = false) const;
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void fillLocation(Location&, bool forceAbsFrac = false) const;
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void setLocation(const Location&); // sets a new reading point, taking into
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// account its type (absolute or relative).
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void addBeam(Beam* s);
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Beam* findBeam(int id) const { return _beams.value(id); }
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void addTuplet(Tuplet* s);
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Tuplet* findTuplet(int id) const { return _tuplets.value(id); }
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QHash<int, Tuplet*>& tuplets() { return _tuplets; }
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void setLastMeasure(Measure* m) { _lastMeasure = m; }
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Measure* lastMeasure() const { return _lastMeasure; }
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void setCurrentMeasure(Measure* m) { _curMeasure = m; }
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Measure* currentMeasure() const { return _curMeasure; }
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void setCurrentMeasureIndex(int idx) { _curMeasureIdx = idx; }
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int currentMeasureIndex() const { return _curMeasureIdx; }
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void removeSpanner(const Spanner*);
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void addSpanner(int id, Spanner*);
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Spanner* findSpanner(int id);
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int spannerId(const Spanner*); // returns spanner id, allocates new one if none exists
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void addSpannerValues(const SpannerValues& sv) { _spannerValues.append(sv); }
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const SpannerValues* spannerValues(int id) const;
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void addConnectorInfoLater(std::unique_ptr<ConnectorInfoReader> c) { _pendingConnectors.push_back(std::move(c)); } // add connector info to be checked after calling checkConnectors()
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void checkConnectors();
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void reconnectBrokenConnectors();
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QList<StaffType>& staffType() { return _staffTypes; }
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Interval transpose() const { return _transpose; }
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void setTransposeChromatic(int v) { _transpose.chromatic = v; }
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void setTransposeDiatonic(int v) { _transpose.diatonic = v; }
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LinkedElements* getLink(bool masterScore, const Location& l, int localIndexDiff);
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void addLink(Staff* staff, LinkedElements* link);
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QMap<int, LinkedElements*>& linkIds() { return _elinks; }
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QMultiMap<int, int>& tracks() { return _tracks; }
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void checkTuplets();
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Tid addUserTextStyle(const QString& name);
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Tid lookupUserTextStyle(const QString& name);
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// Ownership on read ahead device is NOT transfered to XmlReader.
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void setReadAheadDevice(QIODevice* dev) { if (!dev->isSequential()) _readAheadDevice = dev; }
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bool readAheadAvailable() const { return bool(_readAheadDevice); }
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void performReadAhead(std::function<void(QIODevice&)> readAheadRoutine);
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QList<std::pair<Element*, QPointF>>& fixOffsets() { return _fixOffsets; }
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};
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//---------------------------------------------------------
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// XmlWriter
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//---------------------------------------------------------
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class XmlWriter : public QTextStream {
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static const int BS = 2048;
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Score* _score;
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QList<QString> stack;
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SelectionFilter _filter;
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Fraction _curTick { 0, 1 }; // used to optimize output
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Fraction _tickDiff { 0, 1 };
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int _curTrack { -1 };
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int _trackDiff { 0 }; // saved track is curTrack-trackDiff
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bool _clipboardmode { false }; // used to modify write() behaviour
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bool _excerptmode { false }; // true when writing a part
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bool _writeOmr { true }; // false if writing into *.msc file
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bool _writeTrack { false };
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bool _writePosition { false };
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LinksIndexer _linksIndexer;
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QMap<int, int> _lidLocalIndices;
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std::vector<std::pair<const ScoreElement*, QString>> _elements;
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bool _recordElements = false;
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void putLevel();
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public:
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XmlWriter(Score*);
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XmlWriter(Score* s, QIODevice* dev);
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Fraction curTick() const { return _curTick; }
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void setCurTick(const Fraction& v) { _curTick = v; }
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void incCurTick(const Fraction& v) { _curTick += v; }
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int curTrack() const { return _curTrack; }
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void setCurTrack(int v) { _curTrack = v; }
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Fraction tickDiff() const { return _tickDiff; }
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void setTickDiff(const Fraction& v) { _tickDiff = v; }
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int trackDiff() const { return _trackDiff; }
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void setTrackDiff(int v) { _trackDiff = v; }
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bool clipboardmode() const { return _clipboardmode; }
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bool excerptmode() const { return _excerptmode; }
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bool writeOmr() const { return _writeOmr; }
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bool writeTrack() const { return _writeTrack; }
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bool writePosition() const { return _writePosition; }
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void setClipboardmode(bool v) { _clipboardmode = v; }
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void setExcerptmode(bool v) { _excerptmode = v; }
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void setWriteOmr(bool v) { _writeOmr = v; }
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void setWriteTrack(bool v) { _writeTrack= v; }
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void setWritePosition(bool v) { _writePosition = v; }
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int assignLocalIndex(const Location& mainElementLocation);
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void setLidLocalIndex(int lid, int localIndex) { _lidLocalIndices.insert(lid, localIndex); }
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int lidLocalIndex(int lid) const { return _lidLocalIndices[lid]; }
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const std::vector<std::pair<const ScoreElement*, QString>>& elements() const { return _elements; }
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void setRecordElements(bool record) { _recordElements = record; }
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void sTag(const char* name, Spatium sp) { XmlWriter::tag(name, QVariant(sp.val())); }
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void pTag(const char* name, PlaceText);
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void header();
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void stag(const QString&);
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void etag();
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void stag(const ScoreElement* se, const QString& attributes = QString());
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void stag(const QString& name, const ScoreElement* se, const QString& attributes = QString());
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void tagE(const QString&);
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void tagE(const char* format, ...);
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void ntag(const char* name);
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void netag(const char* name);
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void tag(Pid id, void* data, void* defaultVal);
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void tag(Pid id, QVariant data, QVariant defaultData = QVariant());
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void tag(const char* name, QVariant data, QVariant defaultData = QVariant());
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void tag(const QString&, QVariant data);
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void tag(const char* name, const char* s) { tag(name, QVariant(s)); }
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void tag(const char* name, const QString& s) { tag(name, QVariant(s)); }
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void tag(const char* name, const QWidget*);
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void comment(const QString&);
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void writeXml(const QString&, QString s);
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void dump(int len, const unsigned char* p);
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void setFilter(SelectionFilter f) { _filter = f; }
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bool canWrite(const Element*) const;
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bool canWriteVoice(int track) const;
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static QString xmlString(const QString&);
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static QString xmlString(ushort c);
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};
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extern PlaceText readPlacement(XmlReader&);
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} // namespace Ms
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#endif
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