70 lines
1.9 KiB
C++
70 lines
1.9 KiB
C++
//=============================================================================
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// MuseScore
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// Music Composition & Notation
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//
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// Copyright (C) 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 "stemslash.h"
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#include "score.h"
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#include "chord.h"
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namespace Ms {
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//---------------------------------------------------------
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// draw
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//---------------------------------------------------------
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void StemSlash::draw(QPainter* painter) const
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{
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qreal lw = point(score()->styleS(ST_stemWidth));
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painter->setPen(QPen(curColor(), lw, Qt::SolidLine, Qt::FlatCap));
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painter->drawLine(line);
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}
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//---------------------------------------------------------
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// setLine
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//---------------------------------------------------------
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void StemSlash::setLine(const QLineF& l)
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{
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line = l;
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qreal w = point(score()->styleS(ST_stemWidth)) * .5;
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setbbox(QRectF(line.p1(), line.p2()).normalized().adjusted(-w, -w, 2.0*w, 2.0*w));
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}
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//---------------------------------------------------------
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// layout
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//---------------------------------------------------------
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void StemSlash::layout()
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{
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Stem* stem = chord()->stem();
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qreal h2;
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qreal _spatium = spatium();
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qreal l = chord()->up() ? _spatium : -_spatium;
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QPointF p(stem->hookPos());
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qreal x = p.x() + _spatium * .1;
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qreal y = p.y();
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if (chord()->beam()) {
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y += l * .3;
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h2 = l * .8;
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}
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else {
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y += l * 1.2;
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h2 = l * .4;
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}
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qreal w = chord()->upNote()->headWidth() * .7;
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setLine(QLineF(QPointF(x + w, y - h2), QPointF(x - w, y + h2)));
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}
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}
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