/
segment.cpp
1456 lines (1277 loc) · 46.8 KB
/
segment.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
//=============================================================================
#include "mscore.h"
#include "segment.h"
#include "element.h"
#include "chord.h"
#include "note.h"
#include "score.h"
#include "beam.h"
#include "tuplet.h"
#include "text.h"
#include "measure.h"
#include "barline.h"
#include "part.h"
#include "repeat.h"
#include "staff.h"
#include "line.h"
#include "hairpin.h"
#include "ottava.h"
#include "sig.h"
#include "keysig.h"
#include "staffstate.h"
#include "instrchange.h"
#include "clef.h"
#include "timesig.h"
#include "system.h"
#include "xml.h"
#include "undo.h"
namespace Ms {
//---------------------------------------------------------
// subTypeName
//---------------------------------------------------------
const char* Segment::subTypeName() const
{
return subTypeName(_segmentType);
}
const char* Segment::subTypeName(Type t)
{
switch(t) {
case Type::Invalid: return "Invalid";
case Type::BeginBarLine: return "BeginBarLine";
case Type::Clef: return "Clef";
case Type::KeySig: return "Key Signature";
case Type::Ambitus: return "Ambitus";
case Type::TimeSig: return "Time Signature";
case Type::StartRepeatBarLine: return "Begin Repeat";
case Type::BarLine: return "BarLine";
case Type::Breath: return "Breath";
case Type::ChordRest: return "ChordRest";
case Type::EndBarLine: return "EndBarLine";
case Type::KeySigAnnounce: return "Key Sig Precaution";
case Type::TimeSigAnnounce: return "Time Sig Precaution";
default:
return "??";
}
}
//---------------------------------------------------------
// setElement
//---------------------------------------------------------
void Segment::setElement(int track, Element* el)
{
if (el) {
el->setParent(this);
_elist[track] = el;
_empty = false;
}
else {
_elist[track] = 0;
checkEmpty();
}
}
//---------------------------------------------------------
// remove
//---------------------------------------------------------
void Segment::removeElement(int track)
{
Element* el = element(track);
if (el->isChordRest()) {
ChordRest* cr = (ChordRest*)el;
Beam* beam = cr->beam();
if (beam)
beam->remove(cr);
Tuplet* tuplet = cr->tuplet();
if (tuplet)
tuplet->remove(cr);
}
}
//---------------------------------------------------------
// Segment
//---------------------------------------------------------
Segment::Segment(Measure* m)
: Element(m->score())
{
setParent(m);
init();
_empty = true;
}
Segment::Segment(Measure* m, Type st, int t)
: Element(m->score())
{
setParent(m);
_segmentType = st;
setTick(t);
init();
_empty = true;
}
//---------------------------------------------------------
// Segment
//---------------------------------------------------------
Segment::Segment(const Segment& s)
: Element(s)
{
_next = 0;
_prev = 0;
_empty = s._empty; // cached value
_segmentType = s._segmentType;
_tick = s._tick;
_extraLeadingSpace = s._extraLeadingSpace;
for (Element* e : s._annotations)
add(e->clone());
_elist.reserve(s._elist.size());
for (Element* e : s._elist) {
Element* ne = 0;
if (e) {
ne = e->clone();
ne->setParent(this);
}
_elist.push_back(ne);
}
_dotPosX = s._dotPosX;
_shapes = s._shapes;
}
//---------------------------------------------------------
// setSegmentType
//---------------------------------------------------------
void Segment::setSegmentType(Type t)
{
Q_ASSERT(_segmentType != Type::Clef || t != Type::ChordRest);
_segmentType = t;
}
//---------------------------------------------------------
// setScore
//---------------------------------------------------------
void Segment::setScore(Score* score)
{
Element::setScore(score);
for (Element* e : _elist) {
if (e)
e->setScore(score);
}
for (Element* e : _annotations)
e->setScore(score);
}
Segment::~Segment()
{
for (Element* e : _elist) {
if (!e)
continue;
if (e->type() == Element::Type::TIMESIG)
e->staff()->removeTimeSig(static_cast<TimeSig*>(e));
delete e;
}
}
//---------------------------------------------------------
// init
//---------------------------------------------------------
void Segment::init()
{
int staves = score()->nstaves();
int tracks = staves * VOICES;
_elist.assign(tracks, 0);
_dotPosX.assign(staves, 0.0);
_shapes.assign(staves, Shape());
_prev = 0;
_next = 0;
}
//---------------------------------------------------------
// next1
/// return next \a Segment, dont stop searching at end
/// of \a Measure
//---------------------------------------------------------
Segment* Segment::next1() const
{
if (next())
return next();
Measure* m = measure()->nextMeasure();
if (m == 0)
return 0;
return m->first();
}
//---------------------------------------------------------
// next1MM
//---------------------------------------------------------
Segment* Segment::next1MM() const
{
if (next())
return next();
Measure* m = measure()->nextMeasureMM();
if (m == 0)
return 0;
return m->first();
}
Segment* Segment::next1(Type types) const
{
for (Segment* s = next1(); s; s = s->next1()) {
if (s->segmentType() & types)
return s;
}
return 0;
}
Segment* Segment::next1MM(Type types) const
{
for (Segment* s = next1MM(); s; s = s->next1MM()) {
if (s->segmentType() & types)
return s;
}
return 0;
}
//---------------------------------------------------------
// next
// got to next segment which has subtype in types
//---------------------------------------------------------
Segment* Segment::next(Type types) const
{
for (Segment* s = next(); s; s = s->next()) {
if (s->segmentType() & types)
return s;
}
return 0;
}
//---------------------------------------------------------
// prev
// got to previous segment which has subtype in types
//---------------------------------------------------------
Segment* Segment::prev(Type types) const
{
for (Segment* s = prev(); s; s = s->prev()) {
if (s->segmentType() & types)
return s;
}
return 0;
}
//---------------------------------------------------------
// prev1
/// return previous \a Segment, dont stop searching at
/// \a Measure begin
//---------------------------------------------------------
Segment* Segment::prev1() const
{
if (prev())
return prev();
Measure* m = measure()->prevMeasure();
if (m == 0)
return 0;
return m->last();
}
Segment* Segment::prev1MM() const
{
if (prev())
return prev();
Measure* m = measure()->prevMeasureMM();
if (m == 0)
return 0;
return m->last();
}
Segment* Segment::prev1(Type types) const
{
for (Segment* s = prev1(); s; s = s->prev1()) {
if (s->segmentType() & types)
return s;
}
return 0;
}
Segment* Segment::prev1MM(Type types) const
{
for (Segment* s = prev1MM(); s; s = s->prev1MM()) {
if (s->segmentType() & types)
return s;
}
return 0;
}
//---------------------------------------------------------
// nextCR
// get next ChordRest Segment
//---------------------------------------------------------
Segment* Segment::nextCR(int track, bool sameStaff) const
{
int strack = track;
int etrack = track + 1;
if (sameStaff && track != -1) {
strack = (track / VOICES) * VOICES;
etrack = strack + VOICES;
}
Segment* seg = next1();
for (; seg; seg = seg->next1()) {
if (seg->segmentType() == Type::ChordRest) {
if (track == -1)
return seg;
for (int t = strack; t < etrack; ++t) {
if (seg->element(t))
return seg;
}
}
}
return 0;
}
//---------------------------------------------------------
// nextChordRest
// get the next ChordRest, start at this segment
//---------------------------------------------------------
ChordRest* Segment::nextChordRest(int track, bool backwards) const
{
for (const Segment* seg = this; seg; seg = backwards ? seg->prev1() : seg->next1()) {
Element* el = seg->element(track);
if (el && el->isChordRest())
return static_cast<ChordRest*>(el);
}
return 0;
}
//---------------------------------------------------------
// insertStaff
//---------------------------------------------------------
void Segment::insertStaff(int staff)
{
int track = staff * VOICES;
for (int voice = 0; voice < VOICES; ++voice)
_elist.insert(_elist.begin() + track, 0);
_dotPosX.insert(_dotPosX.begin()+staff, 0.0);
_shapes.insert(_shapes.begin()+staff, Shape());
for (Element* e : _annotations) {
int staffIdx = e->staffIdx();
if (staffIdx >= staff && !e->systemFlag())
e->setTrack(e->track() + VOICES);
}
fixStaffIdx();
}
//---------------------------------------------------------
// removeStaff
//---------------------------------------------------------
void Segment::removeStaff(int staff)
{
int track = staff * VOICES;
_elist.erase(_elist.begin() + track, _elist.begin() + track + VOICES);
_dotPosX.erase(_dotPosX.begin() + staff);
_shapes.erase(_shapes.begin()+staff);
for (Element* e : _annotations) {
int staffIdx = e->staffIdx();
if (staffIdx > staff && !e->systemFlag())
e->setTrack(e->track() - VOICES);
}
fixStaffIdx();
}
//---------------------------------------------------------
// checkElement
//---------------------------------------------------------
void Segment::checkElement(Element* el, int track)
{
if (_elist[track]) {
qDebug("Segment::add(%s) there is already a %s at %s(%d) track %d. score %p",
el->name(), _elist[track]->name(),
qPrintable(score()->sigmap()->pos(tick())), tick(), track, score());
// abort();
}
}
//---------------------------------------------------------
// add
//---------------------------------------------------------
void Segment::add(Element* el)
{
// qDebug("%p segment %s add(%d, %d, %s)", this, subTypeName(), tick(), el->track(), el->name());
el->setParent(this);
int track = el->track();
Q_ASSERT(track != -1);
Q_ASSERT(el->score() == score());
Q_ASSERT(score()->nstaves() * VOICES == int(_elist.size()));
switch (el->type()) {
case Element::Type::REPEAT_MEASURE:
_elist[track] = el;
_empty = false;
break;
case Element::Type::DYNAMIC:
case Element::Type::HARMONY:
case Element::Type::SYMBOL:
case Element::Type::FRET_DIAGRAM:
case Element::Type::TEMPO_TEXT:
case Element::Type::STAFF_TEXT:
case Element::Type::REHEARSAL_MARK:
case Element::Type::MARKER:
case Element::Type::IMAGE:
case Element::Type::TEXT:
case Element::Type::TREMOLOBAR:
case Element::Type::TAB_DURATION_SYMBOL:
case Element::Type::FIGURED_BASS:
_annotations.push_back(el);
break;
case Element::Type::STAFF_STATE:
if (static_cast<StaffState*>(el)->staffStateType() == StaffStateType::INSTRUMENT) {
StaffState* ss = static_cast<StaffState*>(el);
Part* part = el->part();
part->setInstrument(ss->instrument(), tick());
}
_annotations.push_back(el);
break;
case Element::Type::INSTRUMENT_CHANGE: {
InstrumentChange* is = static_cast<InstrumentChange*>(el);
Part* part = is->part();
part->setInstrument(is->instrument(), tick());
_annotations.push_back(el);
break;
}
case Element::Type::CLEF:
Q_ASSERT(_segmentType == Type::Clef);
checkElement(el, track);
_elist[track] = el;
if (!el->generated()) {
el->staff()->setClef(static_cast<Clef*>(el));
updateNoteLines(this, el->track());
}
_empty = false;
break;
case Element::Type::TIMESIG:
Q_ASSERT(segmentType() == Type::TimeSig || segmentType() == Type::TimeSigAnnounce);
checkElement(el, track);
_elist[track] = el;
el->staff()->addTimeSig(static_cast<TimeSig*>(el));
_empty = false;
break;
case Element::Type::KEYSIG:
Q_ASSERT(_segmentType == Type::KeySig || _segmentType == Type::KeySigAnnounce);
checkElement(el, track);
_elist[track] = el;
if (!el->generated())
el->staff()->setKey(tick(), static_cast<KeySig*>(el)->keySigEvent());
_empty = false;
break;
case Element::Type::CHORD:
case Element::Type::REST:
Q_ASSERT(_segmentType == Type::ChordRest);
if (track % VOICES) {
bool v;
if (el->type() == Element::Type::CHORD) {
v = false;
// consider chord visible if any note is visible
Chord* c = static_cast<Chord*>(el);
for (Note* n : c->notes()) {
if (n->visible()) {
v = true;
break;
}
}
}
else
v = el->visible();
if (v && int(measure()->mstaves().size() * VOICES) > track)
measure()->mstaff(track / VOICES)->hasVoices = true;
}
// fall through
case Element::Type::BAR_LINE:
case Element::Type::BREATH:
if (track < score()->nstaves() * VOICES) {
checkElement(el, track);
_elist[track] = el;
}
_empty = false;
break;
case Element::Type::AMBITUS:
Q_ASSERT(_segmentType == Type::Ambitus);
checkElement(el, track);
_elist[track] = el;
_empty = false;
break;
default:
qFatal("Segment::add() unknown %s", el->name());
}
}
//---------------------------------------------------------
// remove
//---------------------------------------------------------
void Segment::remove(Element* el)
{
// qDebug("%p Segment::remove %s %p", this, el->name(), el);
int track = el->track();
switch(el->type()) {
case Element::Type::CHORD:
case Element::Type::REST:
{
_elist[track] = 0;
int staffIdx = el->staffIdx();
measure()->checkMultiVoices(staffIdx);
// spanners with this cr as start or end element will need relayout
SpannerMap& smap = score()->spannerMap();
auto spanners = smap.findOverlapping(tick(), tick());
for (auto interval : spanners) {
Spanner* s = interval.value;
if (s->startElement() == el)
s->setStartElement(nullptr);
if (s->endElement() == el)
s->setEndElement(nullptr);
}
}
break;
case Element::Type::REPEAT_MEASURE:
_elist[track] = 0;
break;
case Element::Type::DYNAMIC:
case Element::Type::FIGURED_BASS:
case Element::Type::FRET_DIAGRAM:
case Element::Type::HARMONY:
case Element::Type::IMAGE:
case Element::Type::MARKER:
case Element::Type::REHEARSAL_MARK:
case Element::Type::STAFF_TEXT:
case Element::Type::SYMBOL:
case Element::Type::TAB_DURATION_SYMBOL:
case Element::Type::TEMPO_TEXT:
case Element::Type::TEXT:
case Element::Type::TREMOLOBAR:
removeAnnotation(el);
break;
case Element::Type::STAFF_STATE:
if (static_cast<StaffState*>(el)->staffStateType() == StaffStateType::INSTRUMENT) {
Part* part = el->part();
part->removeInstrument(tick());
}
removeAnnotation(el);
break;
case Element::Type::INSTRUMENT_CHANGE:
{
InstrumentChange* is = static_cast<InstrumentChange*>(el);
Part* part = is->part();
part->removeInstrument(tick());
}
removeAnnotation(el);
break;
case Element::Type::TIMESIG:
_elist[track] = 0;
el->staff()->removeTimeSig(static_cast<TimeSig*>(el));
break;
case Element::Type::KEYSIG:
Q_ASSERT(_elist[track] == el);
_elist[track] = 0;
if (!el->generated())
el->staff()->removeKey(tick());
break;
case Element::Type::CLEF:
el->staff()->removeClef(static_cast<Clef*>(el));
// updateNoteLines(this, el->track());
// fall through
case Element::Type::BAR_LINE:
case Element::Type::AMBITUS:
_elist[track] = 0;
break;
case Element::Type::BREATH:
_elist[track] = 0;
score()->setPause(tick(), 0);
break;
default:
qFatal("Segment::remove() unknown %s", el->name());
}
score()->setLayout(tick());
checkEmpty();
}
//---------------------------------------------------------
// segmentType
// returns segment type suitable for storage of Element
//---------------------------------------------------------
Segment::Type Segment::segmentType(Element::Type type)
{
switch (type) {
case Element::Type::CHORD:
case Element::Type::REST:
case Element::Type::REPEAT_MEASURE:
case Element::Type::JUMP:
case Element::Type::MARKER:
return Type::ChordRest;
case Element::Type::CLEF:
return Type::Clef;
case Element::Type::KEYSIG:
return Type::KeySig;
case Element::Type::TIMESIG:
return Type::TimeSig;
case Element::Type::BAR_LINE:
return Type::StartRepeatBarLine;
case Element::Type::BREATH:
return Type::Breath;
default:
qDebug("Segment:segmentType(): bad type: <%s>", Element::name(type));
return Type::Invalid;
}
}
//---------------------------------------------------------
// removeGeneratedElements
//---------------------------------------------------------
void Segment::removeGeneratedElements()
{
for (unsigned i = 0; i < _elist.size(); ++i) {
if (_elist[i] && _elist[i]->generated())
_elist[i] = 0;
}
checkEmpty();
}
//---------------------------------------------------------
// sortStaves
//---------------------------------------------------------
void Segment::sortStaves(QList<int>& dst)
{
std::vector<Element*> dl;
dl.reserve(dst.size());
for (int i = 0; i < dst.size(); ++i) {
int startTrack = dst[i] * VOICES;
int endTrack = startTrack + VOICES;
for (int k = startTrack; k < endTrack; ++k)
dl.push_back(_elist[k]);
}
std::swap(_elist, dl);
QMap<int, int> map;
for (int k = 0; k < dst.size(); ++k) {
map.insert(dst[k], k);
}
for (Element* e : _annotations) {
if (!e->systemFlag())
e->setTrack(map[e->staffIdx()] * VOICES + e->voice());
}
fixStaffIdx();
}
//---------------------------------------------------------
// fixStaffIdx
//---------------------------------------------------------
void Segment::fixStaffIdx()
{
int track = 0;
for (Element* e : _elist) {
if (e)
e->setTrack(track);
++track;
}
}
//---------------------------------------------------------
// checkEmpty
//---------------------------------------------------------
void Segment::checkEmpty() const
{
if (!_annotations.empty()) {
_empty = false;
return;
}
_empty = true;
for (const Element* e : _elist) {
if (e) {
_empty = false;
break;
}
}
}
//---------------------------------------------------------
// tick
//---------------------------------------------------------
#if 0
int Segment::tick() const
{
return _tick + measure()->tick();
}
#endif
//---------------------------------------------------------
// setTick
//---------------------------------------------------------
void Segment::setTick(int t)
{
_tick = t - measure()->tick();
}
//---------------------------------------------------------
// swapElements
//---------------------------------------------------------
void Segment::swapElements(int i1, int i2)
{
std::iter_swap(_elist.begin() + i1, _elist.begin() + i2);
if (_elist[i1])
_elist[i1]->setTrack(i1);
if (_elist[i2])
_elist[i2]->setTrack(i2);
score()->setLayout(tick());
}
//---------------------------------------------------------
// write
//---------------------------------------------------------
void Segment::write(Xml& xml) const
{
if (_written)
return;
_written = true;
if (_extraLeadingSpace.isZero())
return;
xml.stag(name());
xml.tag("leadingSpace", _extraLeadingSpace.val());
xml.etag();
}
//---------------------------------------------------------
// read
//---------------------------------------------------------
void Segment::read(XmlReader& e)
{
while (e.readNextStartElement()) {
const QStringRef& tag(e.name());
if (tag == "subtype")
e.skipCurrentElement();
else if (tag == "leadingSpace")
_extraLeadingSpace = Spatium(e.readDouble());
else if (tag == "trailingSpace") // obsolete
e.readDouble();
else
e.unknown();
}
}
//---------------------------------------------------------
// getProperty
//---------------------------------------------------------
QVariant Segment::getProperty(P_ID propertyId) const
{
switch (propertyId) {
case P_ID::TICK:
return _tick;
case P_ID::LEADING_SPACE:
return extraLeadingSpace();
default:
return Element::getProperty(propertyId);
}
}
//---------------------------------------------------------
// propertyDefault
//---------------------------------------------------------
QVariant Segment::propertyDefault(P_ID propertyId) const
{
switch (propertyId) {
case P_ID::LEADING_SPACE:
return Spatium(0.0);
default:
return Element::getProperty(propertyId);
}
}
//---------------------------------------------------------
// setProperty
//---------------------------------------------------------
bool Segment::setProperty(P_ID propertyId, const QVariant& v)
{
switch (propertyId) {
case P_ID::TICK:
_tick = v.toInt();
break;
case P_ID::LEADING_SPACE:
setExtraLeadingSpace(v.value<Spatium>());
break;
default:
return Element::setProperty(propertyId, v);
}
score()->setLayout(tick());
return true;
}
//---------------------------------------------------------
// splitsTuplet
//---------------------------------------------------------
bool Segment::splitsTuplet() const
{
if (segmentType() != Type::ChordRest)
return false;
int tracks = score()->nstaves() * VOICES;
for (int track = 0; track < tracks; ++track) {
ChordRest* cr = static_cast<ChordRest*>(element(track));
if (cr == 0)
continue;
if (cr->tuplet() && cr->tuplet()->elements().front() != cr)
return true;
}
return false;
}
//---------------------------------------------------------
// operator<
/// return true if segment is before s in list
//---------------------------------------------------------
bool Segment::operator<(const Segment& s) const
{
if (tick() < s.tick())
return true;
if (tick() > s.tick())
return false;
for (Segment* ns = next1(); ns && (ns->tick() == s.tick()); ns = ns->next1()) {
if (ns == &s)
return true;
}
return false;
}
//---------------------------------------------------------
// operator>
/// return true if segment is after s in list
//---------------------------------------------------------
bool Segment::operator>(const Segment& s) const
{
if (tick() > s.tick())
return true;
if (tick() < s.tick())
return false;
for (Segment* ns = prev1(); ns && (ns->tick() == s.tick()); ns = ns->prev1()) {
if (ns == &s)
return true;
}
return false;
}
//---------------------------------------------------------
// findAnnotationOrElement
/// return true if an annotation of type type or and element is found in the track range
//---------------------------------------------------------
bool Segment::findAnnotationOrElement(Element::Type type, int minTrack, int maxTrack)
{
for (const Element* e : _annotations)
if (e->type() == type && e->track() >= minTrack && e->track() <= maxTrack)
return true;
for (int curTrack = minTrack; curTrack <= maxTrack; curTrack++)
if (element(curTrack))
return true;
return false;
}
//---------------------------------------------------------
// removeAnnotation
//---------------------------------------------------------
void Segment::removeAnnotation(Element* e)
{
for (auto i = _annotations.begin(); i != _annotations.end(); ++i) {
if (*i == e) {
_annotations.erase(i);
break;
}
}
}
//---------------------------------------------------------
// clearAnnotations
//---------------------------------------------------------
void Segment::clearAnnotations()
{
_annotations.clear();
}
//---------------------------------------------------------
// elementAt
// A variant of the element(int) function,
// specifically intended to be called from QML plugins
//---------------------------------------------------------
Ms::Element* Segment::elementAt(int track) const
{
Element* e = track < int(_elist.size()) ? _elist[track] : 0;
#ifdef SCRIPT_INTERFACE
// if called from QML/JS, tell QML engine not to garbage collect this object
if (e)
QQmlEngine::setObjectOwnership(e, QQmlEngine::CppOwnership);
#endif
return e;
}
//---------------------------------------------------------
// scanElements
//---------------------------------------------------------
void Segment::scanElements(void* data, void (*func)(void*, Element*), bool all)
{
// bar line visibility depends on spanned staves,
// not simply on visibility of first staff