139 lines
4.4 KiB
C++
139 lines
4.4 KiB
C++
//=============================================================================
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// MuseScore
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// Music Composition & Notation
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//
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// Copyright (C) 2010-2018 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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// Element(Score* = 0, ElementFlags = ElementFlag::NOTHING);
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//---------------------------------------------------------
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Fingering::Fingering(SubStyleId ssid, Score* s, ElementFlag ef)
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: TextBase(s, ef)
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{
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initSubStyle(ssid);
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}
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Fingering::Fingering(Score* s)
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: Fingering(SubStyleId::FINGERING, s, ElementFlag::HAS_TAG)
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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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TextBase::layout();
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if (autoplace() && note()) {
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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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TextBase::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 (subStyleId() == SubStyleId::STRING_NUMBER)
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rez += " " + QObject::tr("String number");
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return QString("%1: %2").arg(rez).arg(plainText());
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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(SubStyleId::FINGERING);
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default:
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return TextBase::propertyDefault(id);
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}
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}
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}
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