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clef.cpp
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clef.cpp
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//=============================================================================
// MuseScore
// Music Composition & Notation
//
// Copyright (C) 2002-2011 Werner Schweer
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License version 2
// as published by the Free Software Foundation and appearing in
// the file LICENCE.GPL
//=============================================================================
/**
\file
Implementation of classes Clef (partial) and ClefList (complete).
*/
#include "clef.h"
#include "measure.h"
#include "ambitus.h"
#include "xml.h"
#include "sym.h"
#include "symbol.h"
#include "system.h"
#include "score.h"
#include "staff.h"
#include "segment.h"
#include "stafftype.h"
namespace Ms {
// table must be in sync with enum ClefType
const ClefInfo ClefInfo::clefTable[] = {
// tag xmlName line oCh pOff|-lines for sharps---||---lines for flats--| name
{ "G", "G", 2, 0, 45, { 0, 3,-1, 2, 5, 1, 4, 4, 1, 5, 2, 6, 3, 7 }, QT_TRANSLATE_NOOP("clefTable", "Treble clef"), StaffGroup::STANDARD },
{ "G8va", "G", 2, 1, 52, { 0, 3,-1, 2, 5, 1, 4, 4, 1, 5, 2, 6, 3, 7 }, QT_TRANSLATE_NOOP("clefTable", "Treble clef 8va"), StaffGroup::STANDARD },
{ "G15ma","G", 2, 2, 59, { 0, 3,-1, 2, 5, 1, 4, 4, 1, 5, 2, 6, 3, 7 }, QT_TRANSLATE_NOOP("clefTable", "Treble clef 15ma"), StaffGroup::STANDARD },
{ "G8vb", "G", 2, -1, 38, { 0, 3,-1, 2, 5, 1, 4, 4, 1, 5, 2, 6, 3, 7 }, QT_TRANSLATE_NOOP("clefTable", "Treble clef 8vb"), StaffGroup::STANDARD },
{ "F", "F", 4, 0, 33, { 2, 5, 1, 4, 7, 3, 6, 6, 3, 7, 4, 8, 5, 9 }, QT_TRANSLATE_NOOP("clefTable", "Bass clef"), StaffGroup::STANDARD },
{ "F8vb", "F", 4, -1, 26, { 2, 5, 1, 4, 7, 3, 6, 6, 3, 7, 4, 8, 5, 9 }, QT_TRANSLATE_NOOP("clefTable", "Bass clef 8vb"), StaffGroup::STANDARD },
{ "F15mb","F", 4, -2, 19, { 2, 5, 1, 4, 7, 3, 6, 6, 3, 7, 4, 8, 5, 9 }, QT_TRANSLATE_NOOP("clefTable", "Bass clef 15mb"), StaffGroup::STANDARD },
{ "F3", "F", 3, 0, 35, { 4, 0, 3,-1, 2, 5, 1, 1, 5, 2, 6, 3, 7, 4 }, QT_TRANSLATE_NOOP("clefTable", "Baritone clef (F clef)"), StaffGroup::STANDARD },
{ "F5", "F", 5, 0, 31, { 0, 3,-1, 2, 5, 1, 4, 4, 1, 5, 2, 6, 3, 7 }, QT_TRANSLATE_NOOP("clefTable", "Subbass clef"), StaffGroup::STANDARD },
{ "C1", "C", 1, 0, 43, { 5, 1, 4, 0, 3,-1, 2, 2, 6, 3, 7, 4, 8, 5 }, QT_TRANSLATE_NOOP("clefTable", "Soprano clef"), StaffGroup::STANDARD }, // C1
{ "C2", "C", 2, 0, 41, { 3, 6, 2, 5, 1, 4, 0, 0, 4, 1, 5, 2, 6, 3 }, QT_TRANSLATE_NOOP("clefTable", "Mezzo-soprano clef"), StaffGroup::STANDARD }, // C2
{ "C3", "C", 3, 0, 39, { 1, 4, 0, 3, 6, 2, 5, 5, 2, 6, 3, 7, 4, 8 }, QT_TRANSLATE_NOOP("clefTable", "Alto clef"), StaffGroup::STANDARD }, // C3
{ "C4", "C", 4, 0, 37, { 6, 2, 5, 1, 4, 0, 3, 3, 0, 4, 1, 5, 2, 6 }, QT_TRANSLATE_NOOP("clefTable", "Tenor clef"), StaffGroup::STANDARD }, // C4
{ "TAB", "TAB", 5, 0, 0, { 0, 3,-1, 2, 5, 1, 4, 4, 1, 5, 2, 6, 3, 7 }, QT_TRANSLATE_NOOP("clefTable", "Tablature"), StaffGroup::TAB },
{ "PERC", "percussion",2, 0, 45, { 0, 3,-1, 2, 5, 1, 4, 4, 1, 5, 2, 6, 3, 7 }, QT_TRANSLATE_NOOP("clefTable", "Percussion"), StaffGroup::PERCUSSION},
{ "C5", "C", 5, 0, 35, { 4, 0, 3,-1, 2, 5, 1, 1, 5, 2, 6, 3, 7, 4 }, QT_TRANSLATE_NOOP("clefTable", "Baritone clef (C clef)"), StaffGroup::STANDARD }, // C5
{ "G1", "G", 1, 0, 47, { 2, 5, 1, 4, 7, 3, 6, 6, 3, 7, 4, 8, 5, 9 }, QT_TRANSLATE_NOOP("clefTable", "French violin clef"), StaffGroup::STANDARD }, // G4
{ "F8va", "F", 4, 1, 40, { 2, 5, 1, 4, 7, 3, 6, 6, 3, 7, 4, 8, 5, 9 }, QT_TRANSLATE_NOOP("clefTable", "Bass clef 8va"), StaffGroup::STANDARD }, // F_8VA
{ "F15ma","F", 4, 2, 47, { 2, 5, 1, 4, 7, 3, 6, 6, 3, 7, 4, 8, 5, 9 }, QT_TRANSLATE_NOOP("clefTable", "Bass clef 15ma"), StaffGroup::STANDARD }, // F_15MA
{ "PERC2","percussion",2, 0, 45, { 0, 3,-1, 2, 5, 1, 4, 4, 1, 5, 2, 6, 3, 7 }, QT_TRANSLATE_NOOP("clefTable", "Percussion"), StaffGroup::PERCUSSION}, // PERC2 placeholder
{ "TAB2", "TAB", 5, 0, 0, { 0, 3,-1, 2, 5, 1, 4, 4, 1, 5, 2, 6, 3, 7 }, QT_TRANSLATE_NOOP("clefTable", "Tablature2"), StaffGroup::TAB },
};
//---------------------------------------------------------
// tag2type
//---------------------------------------------------------
ClefType ClefInfo::tag2type(const QString& s)
{
for (unsigned i = 0; i < sizeof(ClefInfo::clefTable)/sizeof(*ClefInfo::clefTable); ++i) {
if (clefTable[i]._tag == s)
return ClefType(i);
}
return ClefType::G;
}
//---------------------------------------------------------
// Clef
//---------------------------------------------------------
Clef::Clef(Score* s)
: Element(s)
{
// setFlags(ElementFlag::SELECTABLE | ElementFlag::ON_STAFF | ElementFlag::MOVABLE);
setFlags(ElementFlag::SELECTABLE | ElementFlag::ON_STAFF);
_showCourtesy = true;
_small = false;
_clefTypes._concertClef = ClefType::INVALID;
_clefTypes._transposingClef = ClefType::INVALID;
curClefType = ClefType::G;
curLines = -1;
curLineDist = 1.0;
}
Clef::Clef(const Clef& c)
: Element(c)
{
_showCourtesy = c._showCourtesy;
_showPreviousClef = c._showPreviousClef;
_small = c._small;
_clefTypes = c._clefTypes;
curClefType = c.curClefType;
curLines = c.curLines;
curLineDist = c.curLineDist;
layout1();
}
Clef::~Clef()
{
qDeleteAll(elements);
}
//---------------------------------------------------------
// mag
//---------------------------------------------------------
qreal Clef::mag() const
{
qreal mag = staff() ? staff()->mag() : 1.0;
if (_small)
mag *= score()->style(StyleIdx::smallClefMag).toDouble();
return mag;
}
//---------------------------------------------------------
// add
//---------------------------------------------------------
void Clef::addElement(Element* e, qreal x, qreal y)
{
e->layout();
e->setPos(x, y);
e->setParent(this);
e->setSelected(selected());
elements.push_back(e);
}
//---------------------------------------------------------
// setSelected
//---------------------------------------------------------
void Clef::setSelected(bool f)
{
Element::setSelected(f);
foreach(Element* e, elements)
e->setSelected(f);
}
//---------------------------------------------------------
// layout
//---------------------------------------------------------
void Clef::layout()
{
setPos(QPoint());
// determine current number of lines and line distance
int lines = 5; // assume resonable defaults
qreal lineDist = 1.0;
Staff* stf = staff();
StaffType* staffType = nullptr;
Segment* clefSeg = static_cast<Segment*>(parent());
// check clef visibility and type compatibility
if (clefSeg && stf && stf->staffType()) {
bool bHide;
// check staff type allows clef display
staffType = stf->staffType();
bHide = !staffType->genClef();
// check clef is compatible with staff type group
int tick = clefSeg->tick();
if (ClefInfo::staffGroup(clefType()) != staffType->group()) {
if (tick > 0 && !generated()) // if clef is not generated, hide it
bHide = true;
else // if generated, replace with initial clef type
// TODO : instead of initial staff clef (which is assumed to be compatible)
// use the last compatible clef previously found in staff
_clefTypes = stf->clefType(0);
}
//
// courtesy clef
//
bool showClef = true;
// only if there is a clef change
if (!bHide && tick > 0 && stf->clef(tick) != stf->clef(tick-1)) {
Measure* meas = static_cast<Measure*>(clefSeg->parent());
showClef = // show this clef if:
// it is not a courtesy clef (not at the end of the last measure of the system)
(meas != meas->system()->lastMeasure()) || (clefSeg->tick() != meas->tick() + meas->ticks())
// if courtesy clef: show if score has courtesy clefs on
|| ( score()->styleB(StyleIdx::genCourtesyClef)
// AND measure is not at the end of a repeat or of a section
&& !( (meas->repeatFlags() & Repeat::END) || meas->sectionBreak() )
// AND this clef has courtesy clef turned on
&& showCourtesy() );
bHide |= !showClef;
}
// if clef not to show or not compatible with staff group
if (bHide) {
qDeleteAll(elements); // set empty bbox and do nothing
elements.clear();
setbbox(QRectF());
return;
}
lines = staffType->lines(); // init values from staff type
lineDist = staffType->lineDistance().val();
}
// if nothing changed since last layout, do nothing
//DEBUG if (curClefType == clefType() && curLines == lines && curLineDist == lineDist)
// return;
// if something has changed, cache new values and re-layout
curClefType = clefType();
curLines = lines;
curLineDist = lineDist;
layout1();
}
//---------------------------------------------------------
// layout1
//---------------------------------------------------------
void Clef::layout1()
{
qreal smag = mag();
qreal _spatium = spatium();
qreal yoff = 0.0;
qDeleteAll(elements);
elements.clear();
Symbol* symbol = new Symbol(score());
switch (curClefType) {
case ClefType::G: // G clef on 2nd line
symbol->setSym(SymId::gClef);
yoff = 3.0 * curLineDist;
break;
case ClefType::G1: // G clef 8va on 2nd line
symbol->setSym(SymId::gClef8va);
yoff = 3.0 * curLineDist;
break;
case ClefType::G2: // G clef 15ma on 2nd line
symbol->setSym(SymId::gClef15ma);
yoff = 3.0 * curLineDist;
break;
case ClefType::G3: // G clef 8vb on 2nd line
symbol->setSym(SymId::gClef8vb);
yoff = 3.0 * curLineDist;
break;
case ClefType::F: // F clef on penultimate line
symbol->setSym(SymId::fClef);
yoff = 1.0 * curLineDist;
break;
case ClefType::F8: // F clef 8va bassa on penultimate line
symbol->setSym(SymId::fClef8vb);
yoff = 1.0 * curLineDist;
break;
case ClefType::F15: // F clef 15ma bassa on penultimate line
symbol->setSym(SymId::fClef15mb);
yoff = 1.0 * curLineDist;
break;
case ClefType::F_B: // baritone clef
symbol->setSym(SymId::fClef);
yoff = 2.0 * curLineDist;
break;
case ClefType::F_C: // subbass clef
symbol->setSym(SymId::fClef);
yoff = 0.0;
break;
case ClefType::C1: // C clef in 1st line
symbol->setSym(SymId::cClef);
yoff = 4.0 * curLineDist;
break;
case ClefType::C2: // C clef on 2nd line
symbol->setSym(SymId::cClef);
yoff = 3.0 * curLineDist;
break;
case ClefType::C3: // C clef in 3rd line
symbol->setSym(SymId::cClef);
yoff = 2.0 * curLineDist;
break;
case ClefType::C4: // C clef on 4th line
symbol->setSym(SymId::cClef);
yoff = 1.0 * curLineDist;
break;
case ClefType::C5: // C clef on 5th line
symbol->setSym(SymId::cClef);
yoff = 0.0;
break;
case ClefType::TAB: // TAB clef
symbol->setSym(SymId::sixStringTabClef);
// on tablature, position clef at half the number of spaces * line distance
yoff = curLineDist * (curLines - 1) * .5;
break;
case ClefType::TAB2: // TAB clef alternate style
symbol->setSym(SymId::sixStringTabClefSerif);
// on tablature, position clef at half the number of spaces * line distance
yoff = curLineDist * (curLines - 1) * .5;
break;
case ClefType::PERC: // percussion clefs
case ClefType::PERC2: // no longer supported: fall back to same glyph as PERC
symbol->setSym(SymId::unpitchedPercussionClef1);
yoff = curLineDist * (curLines - 1) * 0.5;
break;
case ClefType::G4: // G clef in 1st line
symbol->setSym(SymId::gClef);
yoff = 4.0 * curLineDist;
break;
case ClefType::F_8VA: // F clef 8va on penultimate line
symbol->setSym(SymId::fClef8va);
yoff = 1.0 * curLineDist;
break;
case ClefType::F_15MA: // F clef 15ma on penultimate line
symbol->setSym(SymId::fClef15ma);
yoff = 1.0 * curLineDist;
break;
case ClefType::INVALID:
case ClefType::MAX:
return;
}
symbol->setMag(smag);
symbol->layout();
addElement(symbol, .0, yoff * _spatium);
setbbox(QRectF());
for (auto i = elements.begin(); i != elements.end(); ++i) {
Element* e = *i;
e->setColor(curColor());
addbbox(e->bbox().translated(e->pos()));
e->setSelected(selected());
}
}
//---------------------------------------------------------
// draw
//---------------------------------------------------------
void Clef::draw(QPainter* painter) const
{
if (staff() && !staff()->staffType()->genClef())
return;
QColor color(curColor());
foreach(Element* e, elements) {
e->setColor(color);
QPointF pt(e->pos());
painter->translate(pt);
e->draw(painter);
painter->translate(-pt);
}
}
//---------------------------------------------------------
// acceptDrop
//---------------------------------------------------------
bool Clef::acceptDrop(const DropData& data) const
{
return (data.element->type() == Element::Type::CLEF
|| (/*!generated() &&*/ data.element->type() == Element::Type::AMBITUS) );
}
//---------------------------------------------------------
// drop
//---------------------------------------------------------
Element* Clef::drop(const DropData& data)
{
Element* e = data.element;
Clef* c = 0;
if (e->type() == Element::Type::CLEF) {
Clef* clef = static_cast<Clef*>(e);
ClefType stype = clef->clefType();
if (clefType() != stype) {
score()->undoChangeClef(staff(), segment(), stype);
c = this;
}
}
else if (e->type() == Element::Type::AMBITUS) {
/*if (!generated())*/ {
Measure* meas = measure();
Segment* segm = meas->getSegment(Segment::Type::Ambitus, meas->tick());
if (segm->element(track()))
score()->undoRemoveElement(segm->element(track()));
Ambitus* r = new Ambitus(score());
r->setParent(segm);
r->setTrack(track());
score()->undoAddElement(r);
}
}
delete e;
return c;
}
//---------------------------------------------------------
// setSmall
//---------------------------------------------------------
void Clef::setSmall(bool val)
{
if (val != _small) {
_small = val;
curClefType = ClefType::INVALID;
}
}
//---------------------------------------------------------
// read
//---------------------------------------------------------
void Clef::read(XmlReader& e)
{
while (e.readNextStartElement()) {
const QStringRef& tag(e.name());
if (tag == "subtype")
setClefType(clefType(e.readElementText()));
else if (tag == "concertClefType")
_clefTypes._concertClef = Clef::clefType(e.readElementText());
else if (tag == "transposingClefType")
_clefTypes._transposingClef = Clef::clefType(e.readElementText());
else if (tag == "showCourtesyClef")
_showCourtesy = e.readInt();
else if (!Element::readProperties(e))
e.unknown();
}
if (score()->mscVersion() < 113)
setUserOff(QPointF());
if (clefType() == ClefType::INVALID)
setClefType(ClefType::G);
}
//---------------------------------------------------------
// write
//---------------------------------------------------------
void Clef::write(Xml& xml) const
{
xml.stag(name());
if(_clefTypes._concertClef != ClefType::INVALID)
xml.tag("concertClefType", ClefInfo::tag(_clefTypes._concertClef));
if(_clefTypes._transposingClef != ClefType::INVALID)
xml.tag("transposingClefType", ClefInfo::tag(_clefTypes._transposingClef));
if (!_showCourtesy)
xml.tag("showCourtesyClef", _showCourtesy);
Element::writeProperties(xml);
xml.etag();
}
//---------------------------------------------------------
// tick
//---------------------------------------------------------
int Clef::tick() const
{
return segment() ? segment()->tick() : 0;
}
//---------------------------------------------------------
// setClefType
//---------------------------------------------------------
void Clef::setClefType(const QString& s)
{
ClefType ct = clefType(s);
if (ct == ClefType::INVALID) {
qDebug("Clef::setSubtype: unknown: <%s>", qPrintable(s));
ct = ClefType::G;
}
setClefType(ct);
}
//---------------------------------------------------------
// clefTypeName
//---------------------------------------------------------
const char* Clef::clefTypeName()
{
return ClefInfo::tag(clefType());
}
//---------------------------------------------------------
// clefType
//---------------------------------------------------------
ClefType Clef::clefType(const QString& s)
{
ClefType ct = ClefType::G;
bool ok;
int i = s.toInt(&ok);
if (ok) {
//
// convert obsolete old coding
//
switch (i) {
default:
case 0: ct = ClefType::G; break;
case 1: ct = ClefType::G1; break;
case 2: ct = ClefType::G2; break;
case 3: ct = ClefType::G3; break;
case 4: ct = ClefType::F; break;
case 5: ct = ClefType::F8; break;
case 6: ct = ClefType::F15; break;
case 7: ct = ClefType::F_B; break;
case 8: ct = ClefType::F_C; break;
case 9: ct = ClefType::C1; break;
case 10: ct = ClefType::C2; break;
case 11: ct = ClefType::C3; break;
case 12: ct = ClefType::C4; break;
case 13: ct = ClefType::TAB; break;
case 14: ct = ClefType::PERC; break;
case 15: ct = ClefType::C5; break;
case 16: ct = ClefType::G4; break;
case 17: ct = ClefType::F_8VA; break;
case 18: ct = ClefType::F_15MA; break;
case 19: ct = ClefType::PERC; break; // PERC2 no longer supported
case 20: ct = ClefType::TAB2; break;
}
}
else
ct = ClefInfo::tag2type(s);
return ct;
}
//---------------------------------------------------------
// setClefType
//---------------------------------------------------------
void Clef::setClefType(ClefType i)
{
if (concertPitch()) {
_clefTypes._concertClef = i;
if (_clefTypes._transposingClef == ClefType::INVALID)
_clefTypes._transposingClef = i;
}
else {
_clefTypes._transposingClef = i;
if (_clefTypes._concertClef == ClefType::INVALID)
_clefTypes._concertClef = i;
}
}
//---------------------------------------------------------
// setConcertClef
//---------------------------------------------------------
void Clef::setConcertClef(ClefType val)
{
_clefTypes._concertClef = val;
}
//---------------------------------------------------------
// setTransposingClef
//---------------------------------------------------------
void Clef::setTransposingClef(ClefType val)
{
_clefTypes._transposingClef = val;
}
//---------------------------------------------------------
// clefType
//---------------------------------------------------------
ClefType Clef::clefType() const
{
if (concertPitch())
return _clefTypes._concertClef;
else
return _clefTypes._transposingClef;
}
//---------------------------------------------------------
// spatiumChanged
//---------------------------------------------------------
void Clef::spatiumChanged(qreal oldValue, qreal newValue)
{
layout1();
Element::spatiumChanged(oldValue, newValue);
}
//---------------------------------------------------------
// undoSetShowCourtesy
//---------------------------------------------------------
void Clef::undoSetShowCourtesy(bool v)
{
score()->undoChangeProperty(this, P_ID::SHOW_COURTESY, v);
}
//---------------------------------------------------------
// getProperty
//---------------------------------------------------------
QVariant Clef::getProperty(P_ID propertyId) const
{
switch(propertyId) {
case P_ID::SHOW_COURTESY: return showCourtesy();
case P_ID::SMALL: return small();
default:
return Element::getProperty(propertyId);
}
}
//---------------------------------------------------------
// setProperty
//---------------------------------------------------------
bool Clef::setProperty(P_ID propertyId, const QVariant& v)
{
switch(propertyId) {
case P_ID::SHOW_COURTESY: _showCourtesy = v.toBool(); break;
case P_ID::SMALL: setSmall(v.toBool()); break;
default:
return Element::setProperty(propertyId, v);
}
return true;
}
//---------------------------------------------------------
// propertyDefault
//---------------------------------------------------------
QVariant Clef::propertyDefault(P_ID id) const
{
switch(id) {
case P_ID::SHOW_COURTESY: return true;
case P_ID::SMALL: return false;
default: return Element::propertyDefault(id);
}
}
//---------------------------------------------------------
// nextElement
//---------------------------------------------------------
Element* Clef::nextElement()
{
return segment()->firstInNextSegments(staffIdx());
}
//---------------------------------------------------------
// prevElement
//---------------------------------------------------------
Element* Clef::prevElement()
{
return segment()->lastInPrevSegments(staffIdx());
}
//---------------------------------------------------------
// accessibleInfo
//---------------------------------------------------------
QString Clef::accessibleInfo()
{
return qApp->translate("clefTable", ClefInfo::name(clefType()));
}
}