137 lines
4.4 KiB
C++
137 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) 2008-2011 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 "instrchange.h"
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#include "score.h"
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#include "segment.h"
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#include "staff.h"
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#include "part.h"
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#include "undo.h"
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#include "mscore.h"
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#include "xml.h"
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#include "measure.h"
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#include "system.h"
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namespace Ms {
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//---------------------------------------------------------
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// instrumentChangeStyle
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//---------------------------------------------------------
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static const ElementStyle instrumentChangeStyle {
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{ Sid::instrumentChangePlacement, Pid::PLACEMENT },
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{ Sid::instrumentChangeMinDistance, Pid::MIN_DISTANCE },
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};
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//---------------------------------------------------------
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// InstrumentChange
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//---------------------------------------------------------
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InstrumentChange::InstrumentChange(Score* s)
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: TextBase(s, Tid::INSTRUMENT_CHANGE, ElementFlag::MOVABLE | ElementFlag::ON_STAFF)
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{
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initElementStyle(&instrumentChangeStyle);
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_instrument = new Instrument();
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}
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InstrumentChange::InstrumentChange(const Instrument& i, Score* s)
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: TextBase(s, Tid::INSTRUMENT_CHANGE, ElementFlag::MOVABLE | ElementFlag::ON_STAFF)
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{
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initElementStyle(&instrumentChangeStyle);
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_instrument = new Instrument(i);
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}
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InstrumentChange::InstrumentChange(const InstrumentChange& is)
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: TextBase(is)
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{
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_instrument = new Instrument(*is._instrument);
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}
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InstrumentChange::~InstrumentChange()
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{
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delete _instrument;
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}
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void InstrumentChange::setInstrument(const Instrument& i)
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{
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*_instrument = i;
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//delete _instrument;
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//_instrument = new Instrument(i);
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}
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//---------------------------------------------------------
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// write
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//---------------------------------------------------------
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void InstrumentChange::write(XmlWriter& xml) const
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{
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xml.stag(this);
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_instrument->write(xml, part());
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TextBase::writeProperties(xml);
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xml.etag();
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}
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//---------------------------------------------------------
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// read
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//---------------------------------------------------------
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void InstrumentChange::read(XmlReader& e)
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{
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while (e.readNextStartElement()) {
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const QStringRef& tag(e.name());
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if (tag == "Instrument")
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_instrument->read(e, part());
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else if (!TextBase::readProperties(e))
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e.unknown();
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}
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if (score()->mscVersion() < 206) {
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// previous versions did not honor transposition of instrument change
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// except in ways that it should not have
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// notes entered before the instrument change was added would not be altered,
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// so original transposition remained in effect
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// notes added afterwards would be transposed by both intervals, resulting in tpc corruption
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// here we set the instrument change to inherit the staff transposition to emulate previous versions
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// in Note::read(), we attempt to fix the tpc corruption
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// There is also code in read206 to try to deal with this, but it is out of date and therefore disabled
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// What this means is, scores created in 2.1 or later should be fine, scores created in 2.0 maybe not so much
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Interval v = staff() ? staff()->part()->instrument()->transpose() : 0;
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_instrument->setTranspose(v);
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}
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}
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//---------------------------------------------------------
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// propertyDefault
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//---------------------------------------------------------
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QVariant InstrumentChange::propertyDefault(Pid propertyId) const
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{
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switch (propertyId) {
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case Pid::SUB_STYLE:
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return int(Tid::INSTRUMENT_CHANGE);
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default:
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return TextBase::propertyDefault(propertyId);
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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 InstrumentChange::layout()
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{
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TextBase::layout();
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autoplaceSegmentElement();
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}
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}
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