354 lines
12 KiB
C++
354 lines
12 KiB
C++
//=============================================================================
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// MuseScore
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// Music Composition & Notation
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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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#include "bracket.h"
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#include "xml.h"
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#include "style.h"
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#include "utils.h"
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#include "staff.h"
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#include "score.h"
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#include "system.h"
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#include "sym.h"
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#include "mscore.h"
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//---------------------------------------------------------
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// Bracket
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//---------------------------------------------------------
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Bracket::Bracket(Score* s)
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: Element(s)
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{
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_bracketType = BRACKET_AKKOLADE;
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h2 = 3.5 * spatium();
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_column = 0;
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_span = 0;
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_firstStaff = 0;
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_lastStaff = 0;
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setGenerated(true); // brackets are not saved
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}
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//---------------------------------------------------------
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// setHeight
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//---------------------------------------------------------
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void Bracket::setHeight(qreal h)
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{
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h2 = h * .5;
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}
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//---------------------------------------------------------
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// width
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//---------------------------------------------------------
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qreal Bracket::width() const
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{
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qreal w;
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if (bracketType() == BRACKET_AKKOLADE)
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w = point(score()->styleS(ST_akkoladeWidth) + score()->styleS(ST_akkoladeBarDistance));
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else
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w = point(score()->styleS(ST_bracketWidth) + score()->styleS(ST_bracketDistance));
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return w;
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}
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//---------------------------------------------------------
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// layout
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//---------------------------------------------------------
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void Bracket::layout()
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{
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path = QPainterPath();
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if (h2 == 0.0)
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return;
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if (bracketType() == BRACKET_AKKOLADE) {
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qreal w = point(score()->styleS(ST_akkoladeWidth));
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#define XM(a) (a+700)*w/700
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#define YM(a) (a+7100)*h2/7100
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path.moveTo( XM( -8), YM(-2048));
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path.cubicTo(XM( -8), YM(-3192), XM(-360), YM(-4304), XM( -360), YM(-5400)); // c 0
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path.cubicTo(XM( -360), YM(-5952), XM(-264), YM(-6488), XM( 32), YM(-6968)); // c 1
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path.cubicTo(XM( 40), YM(-6976), XM( 40), YM(-6976), XM( 40), YM(-6984)); // c 0
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path.cubicTo(XM( 40), YM(-7000), XM( 16), YM(-7024), XM( 0), YM(-7024)); // c 0
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path.cubicTo(XM( -8), YM(-7024), XM( -24), YM(-7024), XM( -32), YM(-7008)); // c 1
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path.cubicTo(XM( -416), YM(-6392), XM(-544), YM(-5680), XM( -544), YM(-4960)); // c 0
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path.cubicTo(XM( -544), YM(-3800), XM(-168), YM(-2680), XM( -168), YM(-1568)); // c 0
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path.cubicTo(XM( -168), YM(-1016), XM(-264), YM( -496), XM( -560), YM( -16)); // c 1
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path.lineTo( XM( -560), YM( 0)); // l 1
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path.lineTo( XM( -560), YM( 16)); // l 1
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path.cubicTo(XM( -264), YM( 496), XM(-168), YM( 1016), XM( -168), YM( 1568)); // c 0
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path.cubicTo(XM( -168), YM( 2680), XM(-544), YM( 3800), XM( -544), YM( 4960)); // c 0
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path.cubicTo(XM( -544), YM( 5680), XM(-416), YM( 6392), XM( -32), YM( 7008)); // c 1
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path.cubicTo(XM( -24), YM( 7024), XM( -8), YM( 7024), XM( 0), YM( 7024)); // c 0
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path.cubicTo(XM( 16), YM( 7024), XM( 40), YM( 7000), XM( 40), YM( 6984)); // c 0
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path.cubicTo(XM( 40), YM( 6976), XM( 40), YM( 6976), XM( 32), YM( 6968)); // c 1
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path.cubicTo(XM( -264), YM( 6488), XM(-360), YM( 5952), XM( -360), YM( 5400)); // c 0
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path.cubicTo(XM( -360), YM( 4304), XM( -8), YM( 3192), XM( -8), YM( 2048)); // c 0
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path.cubicTo(XM( - 8), YM( 1320), XM(-136), YM( 624), XM( -512), YM( 0)); // c 1
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path.cubicTo(XM( -136), YM( -624), XM( -8), YM(-1320), XM( -8), YM(-2048)); // c 0
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setbbox(path.boundingRect());
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}
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else if (bracketType() == BRACKET_NORMAL) {
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qreal mags = 1.0;
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qreal _spatium = spatium();
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int idx = score()->symIdx();
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qreal w = score()->styleS(ST_bracketWidth).val() * _spatium * .5;
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qreal x = -w;
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w += symbols[idx][brackettipsRightUp].width(mags);
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qreal bd = _spatium * .25;
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qreal y = -symbols[idx][brackettipsRightUp].height(mags) - bd;
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qreal h = (-y + h2) * 2;
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bbox().setRect(x, y, w, h);
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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 Bracket::draw(QPainter* painter) const
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{
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if (h2 == 0.0)
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return;
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if (bracketType() == BRACKET_AKKOLADE) {
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painter->setPen(Qt::NoPen);
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painter->setBrush(QBrush(curColor()));
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painter->drawPath(path);
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}
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else if (bracketType() == BRACKET_NORMAL) {
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qreal h = 2 * h2;
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qreal _spatium = spatium();
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qreal w = score()->styleS(ST_bracketWidth).val() * _spatium;
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QPen pen(curColor(), w, Qt::SolidLine, Qt::FlatCap);
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painter->setPen(pen);
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qreal bd = _spatium * .25;
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painter->drawLine(QLineF(0.0, -bd, 0.0, h + bd));
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int idx = score()->symIdx();
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qreal mags = 1.0;
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qreal x = -w * .5;
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qreal y1 = -bd;
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qreal y2 = h + bd;
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symbols[idx][brackettipsRightUp].draw(painter, mags, QPointF(x, y1));
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symbols[idx][brackettipsRightDown].draw(painter, mags, QPointF(x, y2));
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}
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}
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//---------------------------------------------------------
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// Bracket::write
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//---------------------------------------------------------
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void Bracket::write(Xml& xml) const
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{
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switch(bracketType()) {
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case BRACKET_AKKOLADE:
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xml.stag("Bracket type=\"Akkolade\"");
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break;
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case BRACKET_NORMAL:
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xml.stag("Bracket");
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break;
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case NO_BRACKET:
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break;
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}
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if (_column)
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xml.tag("level", _column);
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Element::writeProperties(xml);
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xml.etag();
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}
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//---------------------------------------------------------
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// Bracket::read
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//---------------------------------------------------------
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void Bracket::read(XmlReader& e)
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{
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QString t(e.attribute("type", "Normal"));
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if (t == "Normal")
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setBracketType(BRACKET_NORMAL);
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else if (t == "Akkolade")
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setBracketType(BRACKET_AKKOLADE);
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else
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qDebug("unknown brace type <%s>", qPrintable(t));
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while (e.readNextStartElement()) {
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if (e.name() == "level")
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_column = e.readInt();
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else if (!Element::readProperties(e))
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e.unknown();
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}
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}
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//---------------------------------------------------------
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// startEdit
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//---------------------------------------------------------
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void Bracket::startEdit(MuseScoreView*, const QPointF&)
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{
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}
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//---------------------------------------------------------
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// updateGrips
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//---------------------------------------------------------
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void Bracket::updateGrips(int* grips, QRectF* grip) const
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{
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*grips = 1;
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grip[0].translate(QPointF(0.0, h2 * 2) + pagePos());
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}
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//---------------------------------------------------------
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// gripAnchor
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//---------------------------------------------------------
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QPointF Bracket::gripAnchor(int) const
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{
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return QPointF();
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}
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//---------------------------------------------------------
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// endEdit
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//---------------------------------------------------------
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void Bracket::endEdit()
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{
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endEditDrag();
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}
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//---------------------------------------------------------
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// editDrag
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//---------------------------------------------------------
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void Bracket::editDrag(const EditData& ed)
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{
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h2 += ed.delta.y() * .5;
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layout();
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}
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//---------------------------------------------------------
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// endEditDrag
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// snap to nearest staff
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//---------------------------------------------------------
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void Bracket::endEditDrag()
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{
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qreal ay1 = pagePos().y();
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qreal ay2 = ay1 + h2 * 2;
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int staffIdx1 = staffIdx();
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int staffIdx2;
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int n = system()->staves()->size();
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if (staffIdx1 + 1 >= n)
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staffIdx2 = staffIdx1;
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else {
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qreal ay = parent()->pagePos().y();
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System* s = system();
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qreal y = s->staff(staffIdx1)->y() + ay;
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qreal h1 = staff()->height();
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for (staffIdx2 = staffIdx1 + 1; staffIdx2 < n; ++staffIdx2) {
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qreal h = s->staff(staffIdx2)->y() + ay - y;
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if (ay2 < (y + (h + h1) * .5))
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break;
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y += h;
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}
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staffIdx2 -= 1;
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}
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qreal sy = system()->staff(staffIdx1)->y();
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qreal ey = system()->staff(staffIdx2)->y() + score()->staff(staffIdx2)->height();
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h2 = (ey - sy) * .5;
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layout();
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int span = staffIdx2 - staffIdx1 + 1;
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staff()->setBracketSpan(_column, span);
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score()->setLayoutAll(true);
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}
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//---------------------------------------------------------
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// acceptDrop
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//---------------------------------------------------------
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bool Bracket::acceptDrop(MuseScoreView*, const QPointF&, Element* e) const
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{
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return e->type() == BRACKET;
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}
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//---------------------------------------------------------
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// drop
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//---------------------------------------------------------
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Element* Bracket::drop(const DropData& data)
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{
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Element* e = data.element;
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if (e->type() == BRACKET) {
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Bracket* b = static_cast<Bracket*>(e);
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b->setParent(parent());
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b->setTrack(track());
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b->setSpan(span());
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b->setFirstStaff(firstStaff());
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b->setLastStaff(lastStaff());
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b->setLevel(level());
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score()->undoRemoveElement(this);
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score()->undoAddElement(b);
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return b;
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}
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delete e;
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return 0;
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}
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//---------------------------------------------------------
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// edit
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// return true if event is accepted
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//---------------------------------------------------------
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bool Bracket::edit(MuseScoreView*, int, int key, Qt::KeyboardModifiers modifiers, const QString&)
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{
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if (!(modifiers & Qt::ShiftModifier))
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return false;
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if (key == Qt::Key_Left) {
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BracketType bt = staff()->bracket(_column);
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// search empty level
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int oldColumn = _column;
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staff()->setBracket(_column, NO_BRACKET);
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for (;;) {
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++_column;
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if (staff()->bracket(_column) == NO_BRACKET)
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break;
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}
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staff()->setBracket(_column, bt);
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staff()->setBracketSpan(_column, _lastStaff - _firstStaff + 1);
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score()->moveBracket(staffIdx(), oldColumn, _column);
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score()->setLayoutAll(true);
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return true;
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}
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if (key == Qt::Key_Right) {
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if (_column == 0)
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return true;
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int l = _column - 1;
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for (; l >= 0; --l) {
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if (staff()->bracket(l) != NO_BRACKET)
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continue;
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BracketType bt = staff()->bracket(_column);
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staff()->setBracket(_column, NO_BRACKET);
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staff()->setBracket(l, bt);
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staff()->setBracketSpan(l, _lastStaff - _firstStaff + 1);
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score()->moveBracket(staffIdx(), _column, l);
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score()->setLayoutAll(true);
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break;
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}
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return true;
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}
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return false;
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}
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