MuseScore/libmscore/select.cpp
Bartlomiej Lewandowski 15cc4bb69e Fixes spaces
2014-08-12 14:48:29 +02:00

1140 lines
41 KiB
C++

//=============================================================================
// 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 class Selection plus other selection related functions.
*/
#include "mscore.h"
#include "arpeggio.h"
#include "barline.h"
#include "beam.h"
#include "chord.h"
#include "element.h"
#include "figuredbass.h"
#include "glissando.h"
#include "harmony.h"
#include "hook.h"
#include "input.h"
#include "limits.h"
#include "lyrics.h"
#include "measure.h"
#include "note.h"
#include "notedot.h"
#include "page.h"
#include "rest.h"
#include "score.h"
#include "segment.h"
#include "select.h"
#include "sig.h"
#include "slur.h"
#include "stem.h"
#include "stemslash.h"
#include "tie.h"
#include "system.h"
#include "text.h"
#include "textline.h"
#include "tremolo.h"
#include "tuplet.h"
#include "utils.h"
#include "xml.h"
#include "staff.h"
#include "part.h"
namespace Ms {
//---------------------------------------------------------
// Selection
//---------------------------------------------------------
Selection::Selection(Score* s)
{
_score = s;
_state = SelState::NONE;
_startSegment = 0;
_endSegment = 0;
_activeSegment = 0;
_staffStart = 0;
_staffEnd = 0;
_activeTrack = 0;
}
//---------------------------------------------------------
// tickStart
//---------------------------------------------------------
int Selection::tickStart() const
{
switch (_state) {
case SelState::RANGE:
return _startSegment->tick();
break;
case SelState::LIST: {
ChordRest* cr = firstChordRest();
return (cr) ? cr->tick() : -1;
break;
}
default:
return -1;
}
}
//---------------------------------------------------------
// tickEnd
//---------------------------------------------------------
int Selection::tickEnd() const
{
switch (_state) {
case SelState::RANGE: {
if (_endSegment) {
return _endSegment->tick();
}
else { // endsegment == 0 if end of score
Measure* m = _score->lastMeasure();
return m->tick() + m->ticks();
}
break;
}
case SelState::LIST: {
ChordRest* cr = lastChordRest();
return (cr) ? cr->tick() : -1;
break;
}
default:
return -1;
}
}
//---------------------------------------------------------
// isStartActive
//---------------------------------------------------------
bool Selection::isStartActive() const
{
return activeSegment() && activeSegment()->tick() == tickStart();
}
//---------------------------------------------------------
// isEndActive
//---------------------------------------------------------
bool Selection::isEndActive() const {
return activeSegment() && activeSegment()->tick() == tickEnd();
}
//---------------------------------------------------------
// element
//---------------------------------------------------------
Element* Selection::element() const
{
return _el.size() == 1 ? _el[0] : 0;
}
//---------------------------------------------------------
// activeCR
//---------------------------------------------------------
ChordRest* Selection::activeCR() const
{
if ((_state != SelState::RANGE) || !_activeSegment)
return 0;
if (_activeSegment == _startSegment)
return firstChordRest(_activeTrack);
else
return lastChordRest(_activeTrack);
}
Segment* Selection::firstChordRestSegment() const
{
if (!isRange()) return 0;
for (Segment* s = _startSegment; s && (s != _endSegment); s = s->next1MM()) {
if (s->segmentType() == Segment::Type::ChordRest)
return s;
}
return 0;
}
//---------------------------------------------------------
// firstChordRest
//---------------------------------------------------------
ChordRest* Selection::firstChordRest(int track) const
{
if (_el.size() == 1) {
Element* el = _el[0];
if (el->type() == Element::Type::NOTE)
return static_cast<ChordRest*>(el->parent());
else if (el->type() == Element::Type::REST)
return static_cast<ChordRest*>(el);
return 0;
}
ChordRest* cr = 0;
foreach (Element* el, _el) {
if (el->type() == Element::Type::NOTE)
el = el->parent();
if (el->isChordRest()) {
if (track != -1 && el->track() != track)
continue;
if (cr) {
if (static_cast<ChordRest*>(el)->tick() < cr->tick())
cr = static_cast<ChordRest*>(el);
}
else
cr = static_cast<ChordRest*>(el);
}
}
return cr;
}
//---------------------------------------------------------
// lastChordRest
//---------------------------------------------------------
ChordRest* Selection::lastChordRest(int track) const
{
if (_el.size() == 1) {
Element* el = _el[0];
if (el && el->type() == Element::Type::NOTE)
return static_cast<ChordRest*>(el->parent());
else if (el->type() == Element::Type::CHORD || el->type() == Element::Type::REST)
return static_cast<ChordRest*>(el);
return 0;
}
ChordRest* cr = 0;
for (auto i = _el.begin(); i != _el.end(); ++i) {
Element* el = *i;
if (el->type() == Element::Type::NOTE)
el = ((Note*)el)->chord();
if (el->isChordRest() && static_cast<ChordRest*>(el)->segment()->segmentType() == Segment::Type::ChordRest) {
if (track != -1 && el->track() != track)
continue;
if (cr) {
if (((ChordRest*)el)->tick() >= cr->tick())
cr = (ChordRest*)el;
}
else
cr = (ChordRest*)el;
}
}
return cr;
}
//---------------------------------------------------------
// findMeasure
//---------------------------------------------------------
Measure* Selection::findMeasure() const
{
Measure *m = 0;
if (_el.size() > 0) {
Element* el = _el[0];
m = static_cast<Measure*>(el->findMeasure());
}
return m;
}
//---------------------------------------------------------
// deselectAll
//---------------------------------------------------------
void Selection::deselectAll()
{
if (_state == SelState::RANGE)
_score->setUpdateAll();
clear();
updateState();
}
//---------------------------------------------------------
// clear
//---------------------------------------------------------
void Selection::clear()
{
foreach(Element* e, _el) {
_score->addRefresh(e->canvasBoundingRect());
e->setSelected(false);
_score->addRefresh(e->canvasBoundingRect());
}
_el.clear();
_startSegment = 0;
_endSegment = 0;
_activeSegment = 0;
_staffStart = 0;
_staffEnd = 0;
_activeTrack = 0;
setState(SelState::NONE);
}
//---------------------------------------------------------
// remove
//---------------------------------------------------------
void Selection::remove(Element* el)
{
_el.removeOne(el);
el->setSelected(false);
updateState();
}
//---------------------------------------------------------
// add
//---------------------------------------------------------
void Selection::add(Element* el)
{
_el.append(el);
update();
}
//---------------------------------------------------------
// canSelect
//---------------------------------------------------------
bool SelectionFilter::canSelect(const Element* e) const
{
if (e->type() == Element::Type::DYNAMIC || e->type() == Element::Type::HAIRPIN)
return isFiltered(SelectionFilterType::DYNAMIC);
if (e->type() == Element::Type::ARTICULATION || e->type() == Element::Type::TRILL)
return isFiltered(SelectionFilterType::ARTICULATION);
if (e->type() == Element::Type::LYRICS)
return isFiltered(SelectionFilterType::LYRICS);
if (e->type() == Element::Type::FINGERING)
return isFiltered(SelectionFilterType::FINGERING);
if (e->type() == Element::Type::HARMONY)
return isFiltered(SelectionFilterType::CHORD_SYMBOL);
if (e->type() == Element::Type::SLUR)
return isFiltered(SelectionFilterType::SLUR);
if (e->type() == Element::Type::FIGURED_BASS)
return isFiltered(SelectionFilterType::FIGURED_BASS);
if (e->type() == Element::Type::OTTAVA)
return isFiltered(SelectionFilterType::OTTAVA);
if (e->type() == Element::Type::PEDAL)
return isFiltered(SelectionFilterType::PEDAL_LINE);
if (e->type() == Element::Type::ARPEGGIO)
return isFiltered(SelectionFilterType::ARPEGGIO);
if (e->type() == Element::Type::GLISSANDO)
return isFiltered(SelectionFilterType::GLISSANDO);
if (e->type() == Element::Type::FRET_DIAGRAM)
return isFiltered(SelectionFilterType::FRET_DIAGRAM);
if (e->type() == Element::Type::BREATH)
return isFiltered(SelectionFilterType::BREATH);
if (e->isText()) // only TEXT, INSTRCHANGE and STAFFTEXT are caught here, rest are system thus not in selection
return isFiltered(SelectionFilterType::OTHER_TEXT);
if (e->isSLine()) // NoteLine, Volta
return isFiltered(SelectionFilterType::OTHER_LINE);
if (e->type() == Element::Type::TREMOLO && static_cast<const Tremolo*>(e)->twoNotes() == false)
return isFiltered(SelectionFilterType::TREMOLO);
if (e->type() == Element::Type::CHORD && static_cast<const Chord*>(e)->isGrace())
return isFiltered(SelectionFilterType::GRACE_NOTE);
return true;
}
//---------------------------------------------------------
// canSelectVoice
//---------------------------------------------------------
bool SelectionFilter::canSelectVoice(int track) const
{
int voice = track % VOICES;
switch (voice) {
case 0: return isFiltered(SelectionFilterType::FIRST_VOICE);
case 1: return isFiltered(SelectionFilterType::SECOND_VOICE);
case 2: return isFiltered(SelectionFilterType::THIRD_VOICE);
case 3: return isFiltered(SelectionFilterType::FOURTH_VOICE);
}
return true;
}
//---------------------------------------------------------
// appendFiltered
//---------------------------------------------------------
void Selection::appendFiltered(Element* e)
{
if (selectionFilter().canSelect(e))
_el.append(e);
}
//---------------------------------------------------------
// appendChord
//---------------------------------------------------------
void Selection::appendChord(Chord* chord)
{
if (chord->beam()) _el.append(chord->beam());
if (chord->stem()) _el.append(chord->stem());
if (chord->hook()) _el.append(chord->hook());
if (chord->arpeggio()) appendFiltered(chord->arpeggio());
if (chord->glissando()) appendFiltered(chord->glissando());
if (chord->stemSlash()) _el.append(chord->stemSlash());
if (chord->tremolo()) appendFiltered(chord->tremolo());
foreach(Note* note, chord->notes()) {
_el.append(note);
if (note->accidental()) _el.append(note->accidental());
foreach(Element* el, note->el())
appendFiltered(el);
for (int x = 0; x < MAX_DOTS; x++)
if (note->dot(x) != 0) _el.append(note->dot(x));
if (note->tieFor() && (note->tieFor()->endElement() != 0)) {
if (note->tieFor()->endElement()->type() == Element::Type::NOTE) {
Note* endNote = static_cast<Note*>(note->tieFor()->endElement());
Segment* s = endNote->chord()->segment();
if (_endSegment && (s->tick() < _endSegment->tick()))
_el.append(note->tieFor());
}
}
}
}
//---------------------------------------------------------
// updateSelectedElements
//---------------------------------------------------------
void Selection::updateSelectedElements()
{
foreach(Element* e, _el)
e->setSelected(false);
_el.clear();
// assert:
int staves = _score->nstaves();
if (_staffStart < 0 || _staffStart >= staves || _staffEnd < 0 || _staffEnd > staves
|| _staffStart >= _staffEnd) {
qDebug("updateSelectedElements: bad staff selection %d - %d, staves %d", _staffStart, _staffEnd, staves);
_staffStart = 0;
_staffEnd = 0;
}
int startTrack = _staffStart * VOICES;
int endTrack = _staffEnd * VOICES;
for (int st = startTrack; st < endTrack; ++st) {
if (!canSelectVoice(st))
continue;
for (Segment* s = _startSegment; s && (s != _endSegment); s = s->next1MM()) {
if (s->segmentType() == Segment::Type::EndBarLine) // do not select end bar line
continue;
Element* e = s->element(st);
if (!e)
continue;
if (e->isChordRest()) {
ChordRest* cr = static_cast<ChordRest*>(e);
for (Element* e : cr->lyricsList()) {
if (e)
appendFiltered(e);
}
foreach (Articulation* art, cr->articulations())
appendFiltered(art);
}
if (e->type() == Element::Type::CHORD) {
Chord* chord = static_cast<Chord*>(e);
for (Chord* graceNote : chord->graceNotes())
if (canSelect(graceNote)) appendChord(graceNote);
appendChord(chord);
}
else {
appendFiltered(e);
}
foreach(Element* e, s->annotations()) {
if (e->track() < startTrack || e->track() >= endTrack)
continue;
if (e->systemFlag()) //exclude system text
continue;
appendFiltered(e);
}
}
}
int stick = startSegment()->tick();
int etick = tickEnd();
for (auto i = score()->spanner().begin(); i != score()->spanner().end(); ++i) {
Spanner* sp = (*i).second;
// ignore spanners belonging to other tracks
if (sp->track() < startTrack || sp->track() >= endTrack)
continue;
if (sp->type() == Element::Type::SLUR) {
if ((sp->tick() >= stick && sp->tick() < etick) || (sp->tick2() >= stick && sp->tick2() < etick))
if (canSelect(sp->startChord()) && canSelect(sp->endChord()))
appendFiltered(sp); // slur with start or end in range selection
}
else if ((sp->tick() >= stick && sp->tick() < etick) && (sp->tick2() >= stick && sp->tick2() < etick))
appendFiltered(sp); // spanner with start and end in range selection
}
update();
}
//---------------------------------------------------------
// setRange
//---------------------------------------------------------
void Selection::setRange(Segment* startSegment, Segment* endSegment, int staffStart, int staffEnd)
{
Q_ASSERT(staffEnd > staffStart && staffStart >= 0 && staffEnd >= 0 && staffEnd <= _score->nstaves());
_startSegment = startSegment;
_endSegment = endSegment;
_activeSegment = endSegment;
_staffStart = staffStart;
_staffEnd = staffEnd;
setState(SelState::RANGE);
}
//---------------------------------------------------------
// update
/// Set select flag for all Elements in select list.
//---------------------------------------------------------
void Selection::update()
{
foreach (Element* e, _el)
e->setSelected(true);
updateState();
}
//---------------------------------------------------------
// dump
//---------------------------------------------------------
void Selection::dump()
{
qDebug("Selection dump: ");
switch(_state) {
case SelState::NONE: qDebug("NONE"); return;
case SelState::RANGE: qDebug("RANGE"); break;
case SelState::LIST: qDebug("LIST"); break;
}
foreach(const Element* e, _el)
qDebug(" %p %s", e, e->name());
}
//---------------------------------------------------------
// updateState
/// update selection and input state
//---------------------------------------------------------
void Selection::updateState()
{
int n = _el.size();
Element* e = element();
if (n == 0)
setState(SelState::NONE);
else if (_state == SelState::NONE)
setState(SelState::LIST);
if (!_score->noteEntryMode())
_score->inputState().update(e);
}
//---------------------------------------------------------
// setState
//---------------------------------------------------------
void Selection::setState(SelState s)
{
// if (_state != s) {
_state = s;
_score->setSelectionChanged(true);
// }
}
//---------------------------------------------------------
// mimeType
//---------------------------------------------------------
QString Selection::mimeType() const
{
switch (_state) {
default:
case SelState::NONE:
return QString();
case SelState::LIST:
return isSingle() ? mimeSymbolFormat : mimeSymbolListFormat;
case SelState::RANGE:
return mimeStaffListFormat;
}
}
//---------------------------------------------------------
// mimeData
//---------------------------------------------------------
QByteArray Selection::mimeData() const
{
QByteArray a;
switch (_state) {
case SelState::LIST:
if (isSingle()) {
Element* e = element();
if (e->type() == Element::Type::TEXTLINE_SEGMENT)
e = static_cast<TextLineSegment*>(e)->textLine();
a = e->mimeData(QPointF());
}
else
a = symbolListMimeData();
break;
case SelState::NONE:
break;
case SelState::RANGE:
a = staffMimeData();
break;
}
return a;
}
bool hasElementInTrack(Segment* startSeg, Segment* endSeg, int track)
{
for (Segment* seg = startSeg; seg != endSeg; seg = seg->next1MM()) {
if (seg->element(track))
return true;
}
return false;
}
int firstElementInTrack(Segment* startSeg, Segment* endSeg, int track)
{
for (Segment* seg = startSeg; seg != endSeg; seg = seg->next1MM()) {
if (seg->element(track))
return seg->tick();
}
return -1;
}
//---------------------------------------------------------
// staffMimeData
//---------------------------------------------------------
QByteArray Selection::staffMimeData() const
{
QBuffer buffer;
buffer.open(QIODevice::WriteOnly);
Xml xml(&buffer);
xml.header();
xml.clipboardmode = true;
xml.setFilter(selectionFilter());
int ticks = tickEnd() - tickStart();
int staves = staffEnd() - staffStart();
xml.stag(QString("StaffList version=\"" MSC_VERSION "\" tick=\"%1\" len=\"%2\" staff=\"%3\" staves=\"%4\"").arg(tickStart()).arg(ticks).arg(staffStart()).arg(staves));
Segment* seg1 = _startSegment;
Segment* seg2 = _endSegment;
for (int staffIdx = staffStart(); staffIdx < staffEnd(); ++staffIdx) {
int startTrack = staffIdx * VOICES;
int endTrack = startTrack + VOICES;
xml.stag(QString("Staff id=\"%1\"").arg(staffIdx));
Staff* staff = score()->staff(staffIdx);
Part* part = staff->part();
Interval interval = part->instr(seg1->tick())->transpose();
if (interval.chromatic)
xml.tag("transposeChromatic", interval.chromatic);
if (interval.diatonic)
xml.tag("transposeDiatonic", interval.diatonic);
for (int voice = 0; voice < VOICES; voice++) {
if (hasElementInTrack(seg1, seg2, startTrack + voice)
&& xml.canWriteVoice(voice)) {
int offset = firstElementInTrack(seg1, seg2, startTrack+voice) - tickStart();
xml.tag(QString("voice id=\"%1\"").arg(voice), offset);
}
}
score()->writeSegments(xml, startTrack, endTrack, seg1, seg2, false, true, true);
xml.etag();
}
xml.etag();
buffer.close();
return buffer.buffer();
}
//---------------------------------------------------------
// symbolListMimeData
//---------------------------------------------------------
QByteArray Selection::symbolListMimeData() const
{
struct MAPDATA {
Element* e;
Segment* s;
};
QBuffer buffer;
buffer.open(QIODevice::WriteOnly);
Xml xml(&buffer);
xml.header();
xml.clipboardmode = true;
int topTrack = 1000000;
int bottomTrack = 0;
Segment* firstSeg = nullptr;
int firstTick = 0x7FFFFFFF;
MAPDATA mapData;
Segment* seg = nullptr;
int track;
std::multimap<qint64, MAPDATA> map;
// scan selection element list, inserting relevant elements in a tick-sorted map
foreach (Element* e, _el) {
switch (e->type()) {
/* All these element types are ignored:
Enabling copying of more element types requires enabling pasting in Score::pasteSymbols() in libmscore/paste.cpp
case Element::Type::SYMBOL:
case Element::Type::TEXT:
case Element::Type::INSTRUMENT_NAME:
case Element::Type::SLUR_SEGMENT:
case Element::Type::STAFF_LINES:
case Element::Type::BAR_LINE:
case Element::Type::STEM_SLASH:
case Element::Type::LINE:
case Element::Type::BRACKET:
case Element::Type::ARPEGGIO:
case Element::Type::ACCIDENTAL:
case Element::Type::STEM:
case Element::Type::NOTE:
case Element::Type::CLEF:
case Element::Type::KEYSIG:
case Element::Type::TIMESIG:
case Element::Type::REST:
case Element::Type::BREATH:
case Element::Type::GLISSANDO:
case Element::Type::REPEAT_MEASURE:
case Element::Type::IMAGE:
case Element::Type::TIE:
case Element::Type::CHORDLINE:
case Element::Type::DYNAMIC:
case Element::Type::BEAM:
case Element::Type::HOOK:
case Element::Type::MARKER:
case Element::Type::JUMP:
case Element::Type::FINGERING:
case Element::Type::TUPLET:
case Element::Type::TEMPO_TEXT:
case Element::Type::STAFF_TEXT:
case Element::Type::REHEARSAL_MARK:
case Element::Type::INSTRUMENT_CHANGE:
case Element::Type::FRET_DIAGRAM:
case Element::Type::BEND:
case Element::Type::TREMOLOBAR:
case Element::Type::VOLTA:
case Element::Type::HAIRPIN_SEGMENT:
case Element::Type::OTTAVA_SEGMENT:
case Element::Type::TRILL_SEGMENT:
case Element::Type::TEXTLINE_SEGMENT:
case Element::Type::VOLTA_SEGMENT:
case Element::Type::PEDAL_SEGMENT:
case Element::Type::LAYOUT_BREAK:
case Element::Type::SPACER:
case Element::Type::STAFF_STATE:
case Element::Type::LEDGER_LINE:
case Element::Type::NOTEHEAD:
case Element::Type::NOTEDOT:
case Element::Type::TREMOLO:
case Element::Type::MEASURE:
case Element::Type::SELECTION:
case Element::Type::LASSO:
case Element::Type::SHADOW_NOTE:
case Element::Type::RUBBERBAND:
case Element::Type::TAB_DURATION_SYMBOL:
case Element::Type::FSYMBOL:
case Element::Type::PAGE:
case Element::Type::HAIRPIN:
case Element::Type::OTTAVA:
case Element::Type::PEDAL:
case Element::Type::TRILL:
case Element::Type::TEXTLINE:
case Element::Type::NOTELINE:
case Element::Type::SEGMENT:
case Element::Type::SYSTEM:
case Element::Type::COMPOUND:
case Element::Type::CHORD:
case Element::Type::SLUR:
case Element::Type::ELEMENT:
case Element::Type::ELEMENT_LIST:
case Element::Type::STAFF_LIST:
case Element::Type::MEASURE_LIST:
case Element::Type::LAYOUT:
case Element::Type::HBOX:
case Element::Type::VBOX:
case Element::Type::TBOX:
case Element::Type::FBOX:
case Element::Type::ICON:
case Element::Type::OSSIA:
case Element::Type::BAGPIPE_EMBELLISHMENT:
continue;
*/
case Element::Type::ARTICULATION:
// ignore articulations not attached to chords/rest
if (e->parent()->type() == Element::Type::CHORD) {
Chord* par = static_cast<Chord*>( (static_cast<Articulation*>(e))->parent() );
seg = par->segment();
break;
}
else if (e->parent()->type() == Element::Type::REST) {
Rest* par = static_cast<Rest*>( (static_cast<Articulation*>(e))->parent() );
seg = par->segment();
break;
}
continue;
case Element::Type::FIGURED_BASS:
seg = (static_cast<FiguredBass*>(e))->segment();
break;
case Element::Type::HARMONY:
// ignore chord sybols not attached to segment
if (e->parent()->type() == Element::Type::SEGMENT) {
seg = static_cast<Segment*>( (static_cast<Harmony*>(e))->parent() );
break;
}
continue;
case Element::Type::LYRICS:
seg = (static_cast<Lyrics*>(e))->segment();
break;
default:
continue;
}
track = e->track();
if (track < topTrack)
topTrack = track;
if (track > bottomTrack)
bottomTrack = track;
if (seg->tick() < firstTick) {
firstSeg = seg;
firstTick = seg->tick();
}
mapData.e = e;
mapData.s = seg;
map.insert(std::pair<qint64,MAPDATA>( ((qint64)track << 32) + seg->tick(), mapData));
}
xml.stag(QString("SymbolList version=\"" MSC_VERSION "\" fromtrack=\"%1\" totrack=\"%2\"")
.arg(topTrack).arg(bottomTrack));
// scan the map, outputting elements each with a relative <track> tag on track change,
// a relative tick and the number of CR segments to skip
int currTrack = -1;
for (auto iter = map.cbegin(); iter != map.cend(); ++iter) {
int numSegs;
int track = (int)(iter->first >> 32);
if (currTrack != track) {
xml.tag("trackOffset", track - topTrack);
currTrack = track;
seg = firstSeg;
}
xml.tag("tickOffset", (int)(iter->first & 0xFFFFFFFF) - firstTick);
numSegs = 0;
// with figured bass, we need to look for the proper segment
// not only according to ChordRest elements, but also annotations
if (iter->second.e->type() == Element::Type::FIGURED_BASS) {
bool done = false;
for ( ; seg; seg = seg->next1()) {
if (seg->segmentType() == Segment::Type::ChordRest) {
// if no ChordRest in right track, look in anotations
if (seg->element(currTrack) == nullptr) {
foreach (Element* el, seg->annotations()) {
// do annotations include our element?
if (el == iter->second.e) {
done = true;
break;
}
// do annotations include any f.b.?
if (el->type() == Element::Type::FIGURED_BASS && el->track() == track) {
numSegs++; //yes: it counts as a step
break;
}
}
if (done)
break;
continue; // segment is not relevant: no ChordRest nor f.b.
}
else {
if (iter->second.s == seg)
break;
}
numSegs++;
}
}
}
else {
while (seg && iter->second.s != seg) {
seg = seg->nextCR(currTrack);
numSegs++;
}
}
xml.tag("segDelta", numSegs);
iter->second.e->write(xml);
}
xml.etag();
buffer.close();
return buffer.buffer();
}
//---------------------------------------------------------
// noteList
//---------------------------------------------------------
QList<Note*> Selection::noteList(int selTrack) const
{
QList<Note*>nl;
if (_state == SelState::LIST) {
foreach(Element* e, _el) {
if (e->type() == Element::Type::NOTE)
nl.append(static_cast<Note*>(e));
}
}
else if (_state == SelState::RANGE) {
for (int staffIdx = staffStart(); staffIdx < staffEnd(); ++staffIdx) {
int startTrack = staffIdx * VOICES;
int endTrack = startTrack + VOICES;
for (Segment* seg = _startSegment; seg && seg != _endSegment; seg = seg->next1()) {
if (!(seg->segmentType() & (Segment::Type::ChordRest)))
continue;
for (int track = startTrack; track < endTrack; ++track) {
Element* e = seg->element(track);
if (e == 0 || e->type() != Element::Type::CHORD
|| (selTrack != -1 && selTrack != track))
continue;
Chord* c = static_cast<Chord*>(e);
nl.append(c->notes());
for (Chord* g : c->graceNotes()) {
nl.append(g->notes());
}
}
}
}
}
return nl;
}
//---------------------------------------------------------
// checkStart
// return false if element is NOT a tuplet or is start of a tuplet
// return true if element is part of a tuplet, but not the start
//---------------------------------------------------------
static bool checkStart(Element* e)
{
if (e == 0 || !e->isChordRest())
return false;
ChordRest* cr = static_cast<ChordRest*>(e);
if (!cr->tuplet())
return false;
Tuplet* tuplet = cr->tuplet();
while (tuplet) {
if (tuplet->elements().front() == e)
return false;
tuplet = tuplet->tuplet();
}
return true;
}
//---------------------------------------------------------
// checkEnd
// return false if element is NOT a tuplet or is end of a tuplet
// return true if element is part of a tuplet, but not the end
//---------------------------------------------------------
static bool checkEnd(Element* e)
{
if (e == 0 || !e->isChordRest())
return false;
ChordRest* cr = static_cast<ChordRest*>(e);
if (!cr->tuplet())
return false;
Tuplet* tuplet = cr->tuplet();
while (tuplet) {
if (tuplet->elements().back() == e)
return false;
tuplet = tuplet->tuplet();
}
return true;
}
//---------------------------------------------------------
// canCopy
// return false if range selection intersects a tuplet
//---------------------------------------------------------
bool Selection::canCopy() const
{
if (_state != SelState::RANGE)
return true;
for (int staffIdx = _staffStart; staffIdx != _staffEnd; ++staffIdx)
for (int voice = 0; voice < VOICES; ++voice) {
int track = staffIdx * VOICES + voice;
if (checkStart(_startSegment->element(track)))
return false;
if (! _endSegment)
continue;
// find last segment in the selection.
// Note that _endSegment is the first segment after the selection
Segment *endSegmentSelection = _startSegment;
while (endSegmentSelection->nextCR(track) &&
(endSegmentSelection->nextCR(track)->tick() < _endSegment->tick()))
endSegmentSelection = endSegmentSelection->nextCR(track);
if (checkEnd(endSegmentSelection->element(track)))
return false;
}
return true;
}
//---------------------------------------------------------
// measureRange
// return false if no measure range selected
//---------------------------------------------------------
bool Selection::measureRange(Measure** m1, Measure** m2) const
{
if (!isRange())
return false;
*m1 = startSegment()->measure();
*m2 = endSegment()->measure();
if (m1 == m2)
return true;
if (*m2 && (*m2)->tick() == endSegment()->tick())
*m2 = (*m2)->prevMeasure();
return true;
}
//---------------------------------------------------------
// uniqueElements
// Return list of selected elements.
// If some elements are linked, only one of the linked
// elements show up in the list.
//---------------------------------------------------------
const QList<Element*> Selection::uniqueElements() const
{
QList<Element*> l;
for (Element* e : elements()) {
bool alreadyThere = false;
for (Element* ee : l) {
if ((ee->links() && ee->links()->contains(e)) || e == ee) {
alreadyThere = true;
break;
}
}
if (!alreadyThere)
l.append(e);
}
return l;
}
//---------------------------------------------------------
// uniqueNotes
// Return list of selected notes.
// If some notes are linked, only one of the linked
// elements show up in the list.
//---------------------------------------------------------
QList<Note*> Selection::uniqueNotes(int track) const
{
QList<Note*> l;
for (Note* note : noteList(track)) {
while (note->tieBack())
note = note->tieBack()->startNote();
for (; note; note = note->tieFor() ? note->tieFor()->endNote() : 0) {
bool alreadyThere = false;
for (Note* n : l) {
if ((n->links() && n->links()->contains(note)) || n == note) {
alreadyThere = true;
break;
}
}
if (!alreadyThere)
l.append(note);
}
}
return l;
}
//---------------------------------------------------------
// extendRangeSelection
// Extends the range selection to contain the given
// chord rest.
//---------------------------------------------------------
void Selection::extendRangeSelection(ChordRest* cr)
{
extendRangeSelection(cr->segment(),
cr->nextSegmentAfterCR(Segment::Type::ChordRest
| Segment::Type::EndBarLine
| Segment::Type::Clef),
cr->staffIdx(),
cr->tick(),
cr->tick());
}
//---------------------------------------------------------
// extendRangeSelection
// Extends the range selection to contain the given
// segment. SegAfter should represent the segment
// that is after seg. Tick and etick represent
// the start and end tick of an element. Useful when
// extending by a chord rest.
//---------------------------------------------------------
void Selection::extendRangeSelection(Segment* seg, Segment* segAfter, int staffIdx, int tick, int etick)
{
bool activeIsFirst = false;
if (staffIdx < _staffStart)
_staffStart = staffIdx;
else if (staffIdx >= _staffEnd)
_staffEnd = staffIdx + 1;
if (tick < tickStart()) {
_startSegment = seg;
activeIsFirst = true;
}
else if (etick >= tickEnd()) {
_endSegment = segAfter;
}
else {
if (_activeSegment == _startSegment) {
_startSegment = seg;
activeIsFirst = true;
}
else {
_endSegment = segAfter;
}
}
activeIsFirst ? _activeSegment = _startSegment : _activeSegment = _endSegment;
}
SelectionFilter Selection::selectionFilter() const
{
return _score->selectionFilter();
}
void SelectionFilter::setFiltered(SelectionFilterType type, bool set)
{
if (set)
_filtered = _filtered | (int)type;
else
_filtered = _filtered & ~(int)type;
}
}