249 lines
7.2 KiB
C++
249 lines
7.2 KiB
C++
//=============================================================================
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// MuseScore
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// Music Composition & Notation
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//
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// Copyright (C) 2010-2011 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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#include "fingering.h"
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#include "score.h"
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#include "staff.h"
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#include "undo.h"
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#include "xml.h"
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#include "chord.h"
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#include "part.h"
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#include "measure.h"
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#include "stem.h"
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namespace Ms {
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//---------------------------------------------------------
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// Fingering
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//---------------------------------------------------------
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Fingering::Fingering(Score* s)
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: Text(SubStyle::FINGERING, s)
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{
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setFlag(ElementFlag::HAS_TAG, true); // this is a layered element
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}
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//---------------------------------------------------------
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// write
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//---------------------------------------------------------
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void Fingering::write(XmlWriter& xml) const
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{
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if (!xml.canWrite(this))
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return;
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xml.stag(name());
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Text::writeProperties(xml);
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xml.etag();
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}
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//---------------------------------------------------------
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// read
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//---------------------------------------------------------
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void Fingering::read(XmlReader& e)
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{
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while (e.readNextStartElement()) {
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if (!Text::readProperties(e))
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e.unknown();
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}
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}
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//---------------------------------------------------------
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// layout
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//---------------------------------------------------------
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void Fingering::layout()
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{
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Text::layout();
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if (autoplace()) {
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Chord* chord = note()->chord();
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Staff* staff = chord->staff();
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Part* part = staff->part();
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int n = part->nstaves();
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bool voices = chord->measure()->hasVoices(staff->idx());
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bool below = voices ? !chord->up() : (n > 1) && (staff->rstaff() == n-1);
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bool tight = voices && !chord->beam();
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qreal x = 0.0;
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qreal y = 0.0;
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qreal headWidth = note()->headWidth();
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qreal headHeight = note()->headHeight();
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qreal fh = headHeight; // TODO: fingering number height
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if (chord->notes().size() == 1) {
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x = headWidth * .5;
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if (below) {
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// place fingering below note
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y = fh + spatium() * .4;
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if (tight) {
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y += 0.5 * spatium();
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if (chord->stem())
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x += 0.5 * spatium();
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}
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else if (chord->stem() && !chord->up()) {
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// on stem side
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y += chord->stem()->height();
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x -= spatium() * .4;
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}
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}
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else {
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// place fingering above note
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y = -headHeight - spatium() * .4;
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if (tight) {
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y -= 0.5 * spatium();
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if (chord->stem())
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x -= 0.5 * spatium();
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}
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else if (chord->stem() && chord->up()) {
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// on stem side
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y -= chord->stem()->height();
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x += spatium() * .4;
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}
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}
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}
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else {
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x -= spatium();
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}
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setUserOff(QPointF(x, y));
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}
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}
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//---------------------------------------------------------
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// draw
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//---------------------------------------------------------
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void Fingering::draw(QPainter* painter) const
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{
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Text::draw(painter);
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}
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//---------------------------------------------------------
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// accessibleInfo
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//---------------------------------------------------------
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QString Fingering::accessibleInfo() const
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{
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QString rez = Element::accessibleInfo();
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if (subStyle() == SubStyle::STRING_NUMBER) {
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rez += " " + tr("String number");
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}
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return QString("%1: %2").arg(rez).arg(plainText());
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}
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//---------------------------------------------------------
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// getProperty
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//---------------------------------------------------------
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QVariant Fingering::getProperty(P_ID propertyId) const
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{
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switch (propertyId) {
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default:
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return Text::getProperty(propertyId);
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}
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}
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//---------------------------------------------------------
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// setProperty
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//---------------------------------------------------------
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bool Fingering::setProperty(P_ID propertyId, const QVariant& v)
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{
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switch (propertyId) {
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default:
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return Text::setProperty(propertyId, v);
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}
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triggerLayout();
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return true;
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}
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//---------------------------------------------------------
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// propertyDefault
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//---------------------------------------------------------
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QVariant Fingering::propertyDefault(P_ID id) const
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{
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switch (id) {
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case P_ID::SUB_STYLE:
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return int(SubStyle::FINGERING);
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default:
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return Text::propertyDefault(id);
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}
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}
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//---------------------------------------------------------
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// propertyStyle
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//---------------------------------------------------------
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PropertyFlags Fingering::propertyFlags(P_ID id) const
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{
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switch (id) {
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default:
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return Text::propertyFlags(id);
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}
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}
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//---------------------------------------------------------
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// resetProperty
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//---------------------------------------------------------
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void Fingering::resetProperty(P_ID id)
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{
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switch (id) {
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default:
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return Text::resetProperty(id);
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}
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}
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//---------------------------------------------------------
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// getPropertyStyle
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//---------------------------------------------------------
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StyleIdx Fingering::getPropertyStyle(P_ID id) const
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{
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switch (id) {
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default:
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return Text::getPropertyStyle(id);
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}
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return StyleIdx::NOSTYLE;
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}
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//---------------------------------------------------------
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// styleChanged
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// reset all styled values to actual style
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//---------------------------------------------------------
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void Fingering::styleChanged()
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{
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Text::styleChanged();
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}
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//---------------------------------------------------------
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// reset
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//---------------------------------------------------------
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void Fingering::reset()
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{
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Text::reset();
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}
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//---------------------------------------------------------
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// subtypeName
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//---------------------------------------------------------
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QString Fingering::subtypeName() const
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{
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return subStyleName(subStyle());
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}
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}
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