467 lines
16 KiB
C++
467 lines
16 KiB
C++
//=============================================================================
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// MuseScore
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// Music Composition & Notation
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//
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// Copyright (C) 2002-2013 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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namespace Ms {
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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 = BracketType::BRACE;
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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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switch (bracketType()) {
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case BracketType::BRACE:
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w = score()->styleP(StyleIdx::akkoladeWidth) + score()->styleP(StyleIdx::akkoladeBarDistance);
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break;
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case BracketType::NORMAL:
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w = score()->styleP(StyleIdx::bracketWidth) + score()->styleP(StyleIdx::bracketDistance);
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break;
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case BracketType::SQUARE:
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w = score()->styleP(StyleIdx::staffLineWidth) + spatium() * .5;
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break;
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case BracketType::LINE:
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w = 0.67f * score()->styleP(StyleIdx::bracketWidth) + score()->styleP(StyleIdx::bracketDistance);
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break;
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case BracketType::NO_BRACKET:
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default:
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w = 0.0;
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break;
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}
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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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switch (bracketType()) {
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case BracketType::BRACE: {
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qreal w = score()->styleP(StyleIdx::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( 36), YM(-6974), XM( 38), YM(-6984), XM( 38), YM(-6990)); // c 0
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path.cubicTo(XM( 38), YM(-7008), XM( 16), YM(-7024), XM( 0), YM(-7024)); // c 0
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path.cubicTo(XM( -8), YM(-7024), XM( -22), YM(-7022), 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( -22), YM( 7022), XM( -8), YM( 7024), XM( 0), YM( 7024)); // c 0
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path.cubicTo(XM( 16), YM( 7024), XM( 38), YM( 7008), XM( 38), YM( 6990)); // c 0
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path.cubicTo(XM( 38), YM( 6984), XM( 36), YM( 6974), 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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break;
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case BracketType::NORMAL: {
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qreal _spatium = spatium();
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qreal w = score()->styleP(StyleIdx::bracketWidth) * .5;
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qreal x = -w;
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w += symWidth(SymId::bracketTop);
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qreal bd = _spatium * .25;
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qreal y = - symHeight(SymId::bracketTop) - 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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break;
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case BracketType::SQUARE: {
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qreal w = score()->styleP(StyleIdx::staffLineWidth) * .5;
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qreal x = -w;
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qreal y = -w;
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qreal h = (h2 + w) * 2 ;
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w += (.5 * spatium() + 3* w);
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bbox().setRect(x, y, w, h);
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}
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break;
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case BracketType::LINE: {
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qreal _spatium = spatium();
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qreal w = 0.67 * score()->styleP(StyleIdx::bracketWidth) * .5;
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qreal x = -w;
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qreal bd = _spatium * .25;
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qreal y = -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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break;
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case BracketType::NO_BRACKET:
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break;
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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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switch (bracketType()) {
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case BracketType::BRACE:
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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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break;
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case BracketType::NORMAL: {
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qreal h = 2 * h2;
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qreal _spatium = spatium();
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qreal w = score()->styleP(StyleIdx::bracketWidth);
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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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qreal x = -w * .5;
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qreal y1 = -bd;
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qreal y2 = h + bd;
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drawSymbol(SymId::bracketTop, painter, QPointF(x, y1));
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drawSymbol(SymId::bracketBottom, painter, QPointF(x, y2));
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}
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break;
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case BracketType::SQUARE: {
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qreal h = 2 * h2;
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qreal _spatium = spatium();
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qreal w = score()->styleP(StyleIdx::staffLineWidth);
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QPen pen(curColor(), w, Qt::SolidLine, Qt::SquareCap);
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painter->setPen(pen);
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painter->drawLine(QLineF(0.0, 0.0, 0.0, h));
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painter->drawLine(QLineF(0.0, 0.0, w + .5 *_spatium, 0.0));
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painter->drawLine(QLineF(0.0, h , w + .5 *_spatium, h));
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}
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break;
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case BracketType::LINE: {
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qreal h = 2 * h2;
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qreal _spatium = spatium();
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qreal w = 0.67 * score()->styleP(StyleIdx::bracketWidth);
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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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}
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break;
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case BracketType::NO_BRACKET:
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break;
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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 BracketType::BRACE:
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xml.stag("Bracket type=\"Brace\"");
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break;
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case BracketType::NORMAL:
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xml.stag("Bracket");
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break;
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case BracketType::SQUARE:
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xml.stag("Bracket type=\"Square\"");
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break;
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case BracketType::LINE:
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xml.stag("Bracket type=\"Line\"");
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break;
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case BracketType::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(BracketType::NORMAL);
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else if (t == "Akkolade") //compatibility, not used anymore
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setBracketType(BracketType::BRACE);
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else if (t == "Brace")
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setBracketType(BracketType::BRACE);
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else if (t == "Square")
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setBracketType(BracketType::SQUARE);
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else if (t == "Line")
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setBracketType(BracketType::LINE);
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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(Grip* defaultGrip, QVector<QRectF>& grip) const
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{
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*defaultGrip = Grip::START;
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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(Grip) 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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score()->undoChangeBracketSpan(staff(), _column, staffIdx2 - staffIdx1 + 1);
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}
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//---------------------------------------------------------
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// acceptDrop
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//---------------------------------------------------------
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bool Bracket::acceptDrop(const DropData& data) const
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{
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return data.element->type() == Element::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->isBracket()) {
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Bracket* b = toBracket(e);
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undoChangeProperty(P_ID::SYSTEM_BRACKET, int(b->bracketType()));
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delete e;
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return this;
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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*, Grip, 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, BracketType::NO_BRACKET);
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for (;;) {
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++_column;
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if (staff()->bracket(_column) == BracketType::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();
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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) != BracketType::NO_BRACKET)
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continue;
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BracketType bt = staff()->bracket(_column);
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staff()->setBracket(_column, BracketType::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();
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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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//---------------------------------------------------------
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// getProperty
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//---------------------------------------------------------
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QVariant Bracket::getProperty(P_ID id) const
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{
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switch (id) {
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case P_ID::SYSTEM_BRACKET:
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return int(bracketType());
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default:
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return Element::getProperty(id);
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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 Bracket::setProperty(P_ID id, const QVariant& v)
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{
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switch (id) {
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case P_ID::SYSTEM_BRACKET:
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staff()->setBracket(level(), BracketType(v.toInt())); // change bracket type global
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// setBracketType(BracketType(v.toInt()));
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score()->setLayoutAll();
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break;
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default:
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return Element::setProperty(id, v);
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}
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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 Bracket::propertyDefault(P_ID id) const
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{
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switch (id) {
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case P_ID::SYSTEM_BRACKET:
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return int(BracketType::NORMAL);
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default:
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return Element::propertyDefault(id);
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}
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}
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}
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