104 lines
3 KiB
C++
104 lines
3 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 "shadownote.h"
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#include "score.h"
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#include "drumset.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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// ShadowNote
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//---------------------------------------------------------
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ShadowNote::ShadowNote(Score* s)
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: Element(s)
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{
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_line = 1000;
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sym = 0;
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}
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//---------------------------------------------------------
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// draw
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//---------------------------------------------------------
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void ShadowNote::draw(QPainter* painter) const
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{
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if (!visible() || sym == 0)
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return;
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QPointF ap(pagePos());
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QRect r(abbox().toRect());
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painter->translate(ap);
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qreal lw = point(score()->styleS(ST_ledgerLineWidth));
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InputState ps = score()->inputState();
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int voice;
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if (ps.drumNote() != -1 && ps.drumset() && ps.drumset()->isValid(ps.drumNote()))
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voice = ps.drumset()->voice(ps.drumNote());
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else
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voice = ps.voice();
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QPen pen(MScore::selectColor[voice].light(140), lw);
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painter->setPen(pen);
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sym->draw(painter, magS());
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qreal ms = spatium();
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qreal x1 = sym->width(magS())*.5 - (ms * mag());
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qreal x2 = x1 + 2 * ms * mag();
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ms *= .5;
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if (_line < 100 && _line > -100 && !ps.rest) {
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for (int i = -2; i >= _line; i -= 2) {
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qreal y = ms * mag() * (i - _line);
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painter->drawLine(QLineF(x1, y, x2, y));
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}
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for (int i = 10; i <= _line; i += 2) {
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qreal y = ms * mag() * (i - _line);
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painter->drawLine(QLineF(x1, y, x2, y));
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}
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}
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painter->translate(-ap);
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}
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//---------------------------------------------------------
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// layout
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//---------------------------------------------------------
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void ShadowNote::layout()
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{
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if (sym == 0) {
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setbbox(QRectF());
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return;
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}
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QRectF b = sym->bbox(magS());
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qreal _spatium = spatium();
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qreal x = b.width()/2 - _spatium;
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qreal lw = point(score()->styleS(ST_ledgerLineWidth));
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if (_line < 100 && _line > -100) {
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QRectF r(0, -lw/2.0, 2 * _spatium, lw);
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for (int i = -2; i >= _line; i -= 2)
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b |= r.translated(QPointF(x, _spatium * .5 * (i - _line)));
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for (int i = 10; i <= _line; i += 2)
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b |= r.translated(QPointF(x, _spatium * .5 * (i - _line)));
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}
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setbbox(b);
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}
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}
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