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//=============================================================================
// MuseScore
// Music Composition & Notation
//
// Copyright (C) 2002-2013 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 "chord.h"
#include "note.h"
#include "xml.h"
#include "style.h"
#include "segment.h"
#include "text.h"
#include "measure.h"
#include "system.h"
#include "tuplet.h"
#include "hook.h"
#include "tie.h"
#include "arpeggio.h"
#include "score.h"
#include "tremolo.h"
#include "glissando.h"
#include "staff.h"
#include "part.h"
#include "utils.h"
#include "articulation.h"
#include "undo.h"
#include "chordline.h"
#include "lyrics.h"
#include "navigate.h"
#include "stafftype.h"
#include "stem.h"
#include "mscore.h"
#include "accidental.h"
#include "noteevent.h"
#include "pitchspelling.h"
#include "stemslash.h"
#include "ledgerline.h"
#include "drumset.h"
#include "key.h"
#include "sym.h"
#include "stringdata.h"
#include "beam.h"
#include "slur.h"
#include "fingering.h"
namespace Ms {
//---------------------------------------------------------
// LedgerLineData
//---------------------------------------------------------
struct LedgerLineData {
int line;
qreal minX, maxX;
bool visible;
bool accidental;
};
//---------------------------------------------------------
// upNote
//---------------------------------------------------------
Note* Chord::upNote() const
{
Q_ASSERT(!_notes.empty());
Note* result = _notes.back();
if (!staff())
return result;
const Staff* stf = staff();
const StaffType* st = stf->staffType(tick());
if (st->isDrumStaff()) {
for (Note* n : _notes) {
if (n->line() < result->line()) {
result = n;
}
}
}
else if (st->isTabStaff()) {
int line = st->lines() - 1; // start at bottom line
int noteLine;
// scan each note: if TAB strings are not in sequential order,
// visual order of notes might not correspond to pitch order
for (Note* n : _notes) {
noteLine = st->physStringToVisual(n->string());
if (noteLine < line) {
line = noteLine;
result = n;
}
}
}
return result;
}
//---------------------------------------------------------
// downNote
//---------------------------------------------------------
Note* Chord::downNote() const
{
Q_ASSERT(!_notes.empty());
Note* result = _notes.front();
if (!staff())
return result;
const Staff* stf = staff();
const StaffType* st = stf->staffType(tick());
if (st->isDrumStaff()) {
for (Note* n : _notes) {
if (n->line() > result->line()) {
result = n;
}
}
}
else if (st->isTabStaff()) {
int line = 0; // start at top line
int noteLine;
// scan each note: if TAB strings are not in sequential order,
// visual order of notes might not correspond to pitch order
for (Note* n : _notes) {
noteLine = st->physStringToVisual(n->string());
if (noteLine > line) {
line = noteLine;
result = n;
}
}
}
return result;
}
//---------------------------------------------------------
// upLine / downLine
//---------------------------------------------------------
int Chord::upLine() const
{
return (staff() && staff()->isTabStaff(tick())) ? upString()*2 : upNote()->line();
}
int Chord::downLine() const
{
return (staff() && staff()->isTabStaff(tick())) ? downString()*2 : downNote()->line();
}
//---------------------------------------------------------
// upString / downString
//
// return the topmost / bottommost string used by chord
// Top and bottom refer to the DRAWN position, not the position in the instrument
// (i.e., upside-down TAB are taken into account)
//
// If no staff, always return 0
// If staf is not a TAB, always returns TOP and BOTTOM staff lines
//---------------------------------------------------------
int Chord::upString() const
{
// if no staff or staff not a TAB, return 0 (=topmost line)
if(!staff() || !staff()->isTabStaff(tick()))
return 0;
const Staff* st = staff();
const StaffType* tab = st->staffType(tick());
int line = tab->lines() - 1; // start at bottom line
int noteLine;
// scan each note: if TAB strings are not in sequential order,
// visual order of notes might not correspond to pitch order
size_t n = _notes.size();
for (size_t i = 0; i < n; ++i) {
noteLine = tab->physStringToVisual(_notes.at(i)->string());
if (noteLine < line)
line = noteLine;
}
return line;
}
int Chord::downString() const
{
if (!staff()) // if no staff, return 0
return 0;
if (!staff()->isTabStaff(tick())) // if staff not a TAB, return bottom line
return staff()->lines(tick())-1;
const Staff* st = staff();
const StaffType* tab = st->staffType(tick());
int line = 0; // start at top line
int noteLine;
size_t n = _notes.size();
for (size_t i = 0; i < n; ++i) {
noteLine = tab->physStringToVisual(_notes.at(i)->string());
if (noteLine > line)
line = noteLine;
}
return line;
}
//---------------------------------------------------------
// Chord
//---------------------------------------------------------
Chord::Chord(Score* s)
: ChordRest(s)
{
_ledgerLines = 0;
_stem = 0;
_hook = 0;
_stemDirection = Direction::AUTO;
_arpeggio = 0;
_tremolo = 0;
_endsGlissando = false;
_noteType = NoteType::NORMAL;
_stemSlash = 0;
_noStem = false;
_playEventType = PlayEventType::Auto;
_crossMeasure = CrossMeasure::UNKNOWN;
_graceIndex = 0;
}
Chord::Chord(const Chord& c, bool link)
: ChordRest(c, link)
{
if (link)
score()->undo(new Link(this, const_cast<Chord*>(&c)));
_ledgerLines = 0;
for (Note* onote : c._notes) {
Note* nnote = new Note(*onote, link);
add(nnote);
}
for (Chord* gn : c.graceNotes()) {
Chord* nc = new Chord(*gn, link);
add(nc);
}
for (Articulation* a : c._articulations) { // make deep copy
Articulation* na = new Articulation(*a);
if (link)
na->linkTo(a);
na->setParent(this);
na->setTrack(track());
_articulations.append(na);
}
_stem = 0;
_hook = 0;
_endsGlissando = false;
_arpeggio = 0;
_stemSlash = 0;
_tremolo = 0;
_graceIndex = c._graceIndex;
_noStem = c._noStem;
_playEventType = c._playEventType;
_stemDirection = c._stemDirection;
_noteType = c._noteType;
_crossMeasure = CrossMeasure::UNKNOWN;
if (c._stem)
add(new Stem(*(c._stem)));
if (c._hook)
add(new Hook(*(c._hook)));
if (c._stemSlash)
add(new StemSlash(*(c._stemSlash)));
if (c._arpeggio) {
Arpeggio* a = new Arpeggio(*(c._arpeggio));
add(a);
if (link)
score()->undo(new Link(a, const_cast<Arpeggio*>(c._arpeggio)));
}
if (c._tremolo) {
Tremolo* t = new Tremolo(*(c._tremolo));
if (link) {
score()->undo(new Link(t, const_cast<Tremolo*>(c._tremolo)));
if (c._tremolo->twoNotes()) {
if (c._tremolo->chord1() == &c)
t->setChords(this, nullptr);
else
t->setChords(nullptr, this);
}
}
add(t);
}
for (Element* e : c.el()) {
if (e->isChordLine()) {
ChordLine* cl = toChordLine(e);
ChordLine* ncl = new ChordLine(*cl);
add(ncl);
if (link)
score()->undo(new Link(ncl, cl));
}
}
}
//---------------------------------------------------------
// undoUnlink
//---------------------------------------------------------
void Chord::undoUnlink()
{
ChordRest::undoUnlink();
for (Note* n : _notes)
n->undoUnlink();
for (Chord* gn : graceNotes())
gn->undoUnlink();
for (Articulation* a : _articulations)
a->undoUnlink();
/* if (_glissando)
_glissando->undoUnlink(); */
if (_arpeggio)
_arpeggio->undoUnlink();
if (_tremolo && !_tremolo->twoNotes())
_tremolo->undoUnlink();
for (Element* e : el()) {
if (e->type() == ElementType::CHORDLINE)
e->undoUnlink();
}
}
//---------------------------------------------------------
// ~Chord
//---------------------------------------------------------
Chord::~Chord()
{
qDeleteAll(_articulations);
delete _arpeggio;
if (_tremolo && _tremolo->chord1() == this) {
if (_tremolo->chord2())
_tremolo->chord2()->setTremolo(0);
delete _tremolo;
}
delete _stemSlash;
delete _stem;
delete _hook;
for (LedgerLine* ll = _ledgerLines; ll;) {
LedgerLine* llNext = ll->next();
delete ll;
ll = llNext;
}
qDeleteAll(_graceNotes);
qDeleteAll(_notes);
}
//---------------------------------------------------------
// noteHeadWidth
//---------------------------------------------------------
qreal Chord::noteHeadWidth() const
{
qreal nhw = score()->noteHeadWidth();
if (_noteType != NoteType::NORMAL)
nhw *= score()->styleD(Sid::graceNoteMag);
return nhw * mag();
}
//---------------------------------------------------------
// stemPosX
// return Chord coordinates. Based on nominal notehead
//---------------------------------------------------------
qreal Chord::stemPosX() const
{
const Staff* stf = staff();
const StaffType* st = stf ? stf->staffType(tick()) : 0;
if (st && st->isTabStaff())
return st->chordStemPosX(this) * spatium();
return _up ? noteHeadWidth() : 0.0;
}
//---------------------------------------------------------
// stemPos
// return page coordinates
//---------------------------------------------------------
QPointF Chord::stemPos() const
{
QPointF p(pagePos());
const Staff* stf = staff();
const StaffType* st = stf ? stf->staffType(tick()) : 0;
if (st && st->isTabStaff())
return st->chordStemPos(this) * spatium() + p;
if (_up) {
qreal nhw = _notes.size() == 1 ? downNote()->bboxRightPos() : noteHeadWidth();
p.rx() += nhw;
p.ry() += downNote()->pos().y();
}
else
p.ry() += upNote()->pos().y();
return p;
}
//---------------------------------------------------------
// stemPosBeam
// return stem position of note on beam side
// return page coordinates
//---------------------------------------------------------
QPointF Chord::stemPosBeam() const
{
qreal _spatium = spatium();
QPointF p(pagePos());
const Staff* stf = staff();
const StaffType* st = stf ? stf->staffType(tick()) : 0;
if (st && st->isTabStaff())
return st->chordStemPosBeam(this) * _spatium + p;
if (_up) {
qreal nhw = noteHeadWidth();
p.rx() += nhw;
p.ry() += upNote()->pos().y();
}
else
p.ry() += downNote()->pos().y();
return p;
}
//---------------------------------------------------------
// setTremolo
//---------------------------------------------------------
void Chord::setTremolo(Tremolo* tr)
{
if (_tremolo && tr && tr == _tremolo)
return;
if (_tremolo) {
if (_tremolo->twoNotes()) {
TDuration d;
const Fraction f = ticks();
if (f.numerator() > 0)
d = TDuration(f);
else {
d = _tremolo->durationType();
const int dots = d.dots();
d = d.shift(1);
d.setDots(dots);
}
setDurationType(d);
Chord* other = _tremolo->chord1() == this ? _tremolo->chord2() : _tremolo->chord1();
_tremolo = nullptr;
if (other)
other->setTremolo(nullptr);
}
else
_tremolo = nullptr;
}
if (tr) {
if (tr->twoNotes()) {
TDuration d = tr->durationType();
if (!d.isValid()) {
d = durationType();
const int dots = d.dots();
d = d.shift(-1);
d.setDots(dots);
tr->setDurationType(d);
}
setDurationType(d);
Chord* other = tr->chord1() == this ? tr->chord2() : tr->chord1();
_tremolo = tr;
if (other)
other->setTremolo(tr);
}
else
_tremolo = tr;
}
else {
_tremolo = nullptr;
}
}
//---------------------------------------------------------
// add
//---------------------------------------------------------
void Chord::add(Element* e)
{
e->setParent(this);
e->setTrack(track());
switch(e->type()) {
case ElementType::NOTE:
{
Note* note = toNote(e);
bool found = false;
// _notes should be sorted by line position,
// but it's often not yet possible since line is unknown
// use pitch instead, and line as a second sort criteria.
for (unsigned idx = 0; idx < _notes.size(); ++idx) {
if (note->pitch() <= _notes[idx]->pitch()) {
if (note->pitch() == _notes[idx]->pitch() && note->line() > _notes[idx]->line())
_notes.insert(_notes.begin()+idx+1, note);
else
_notes.insert(_notes.begin()+idx, note);
found = true;
break;
}
}
if (!found)
_notes.push_back(note);
note->connectTiedNotes();
if (voice() && measure() && note->visible())
measure()->setHasVoices(staffIdx(), true);
}
break;
case ElementType::ARPEGGIO:
_arpeggio = toArpeggio(e);
break;
case ElementType::TREMOLO:
setTremolo(toTremolo(e));
break;
case ElementType::GLISSANDO:
_endsGlissando = true;
break;
case ElementType::STEM:
Q_ASSERT(!_stem);
_stem = toStem(e);
break;
case ElementType::HOOK:
_hook = toHook(e);
break;
case ElementType::CHORDLINE:
el().push_back(e);
break;
case ElementType::STEM_SLASH:
Q_ASSERT(!_stemSlash);
_stemSlash = toStemSlash(e);
break;
case ElementType::CHORD:
{
Chord* gc = toChord(e);
Q_ASSERT(gc->noteType() != NoteType::NORMAL);
int idx = gc->graceIndex();
gc->setFlag(ElementFlag::MOVABLE, true);
_graceNotes.insert(_graceNotes.begin() + idx, gc);
}
break;
case ElementType::LEDGER_LINE:
qFatal("Chord::add ledgerline");
break;
case ElementType::ARTICULATION:
{
Articulation* a = toArticulation(e);
if (a->layoutCloseToNote()) {
auto i = _articulations.begin();
while (i != _articulations.end() && (*i)->layoutCloseToNote())
i++;
_articulations.insert(i, a);
}
else
_articulations.push_back(a);
}
break;
default:
ChordRest::add(e);
break;
}
}
//---------------------------------------------------------
// remove
//---------------------------------------------------------
void Chord::remove(Element* e)
{
if (!e)
return;
switch (e->type()) {
case ElementType::NOTE:
{
Note* note = toNote(e);
auto i = std::find(_notes.begin(), _notes.end(), note);
if (i != _notes.end()) {
_notes.erase(i);
note->disconnectTiedNotes();
for (Spanner* s : note->spannerBack())
note->removeSpannerBack(s);
for (Spanner* s : note->spannerFor())
note->removeSpannerFor(s);
}
else
qDebug("Chord::remove() note %p not found!", e);
if (voice() && measure() && note->visible())
measure()->checkMultiVoices(staffIdx());
}
break;
case ElementType::ARPEGGIO:
_arpeggio = 0;
break;
case ElementType::TREMOLO:
setTremolo(nullptr);
break;
case ElementType::GLISSANDO:
_endsGlissando = false;
break;
case ElementType::STEM:
_stem = 0;
break;
case ElementType::HOOK:
_hook = 0;
break;
case ElementType::STEM_SLASH:
Q_ASSERT(_stemSlash);
if (_stemSlash->selected() && score())
score()->deselect(_stemSlash);
_stemSlash = 0;
break;
case ElementType::CHORDLINE:
el().remove(e);
break;
case ElementType::CHORD:
{
auto i = std::find(_graceNotes.begin(), _graceNotes.end(), toChord(e));
Chord* grace = *i;
grace->setGraceIndex(i - _graceNotes.begin());
_graceNotes.erase(i);
}
break;
case ElementType::ARTICULATION:
{
Articulation* a = toArticulation(e);
if (!_articulations.removeOne(a))
qDebug("ChordRest::remove(): articulation not found");
}
break;
default:
ChordRest::remove(e);
break;
}
}
//---------------------------------------------------------
// maxHeadWidth
//---------------------------------------------------------
qreal Chord::maxHeadWidth() const
{
// determine max head width in chord
qreal hw = 0;
for (const Note* n : _notes) {
qreal t = n->headWidth();
if (t > hw)
hw = t;
}
return hw;
}
//---------------------------------------------------------
// addLedgerLines
//---------------------------------------------------------
void Chord::addLedgerLines()
{
// initialize for palette
int track = 0; // the track lines belong to
// the line pos corresponding to the bottom line of the staff
int lineBelow = 8; // assuming 5-lined "staff"
qreal lineDistance = 1;
qreal mag = 1;
bool staffVisible = true;
if (segment()) { //not palette
Fraction tick = segment()->tick();
int idx = staffIdx() + staffMove();
track = staff2track(idx);
Staff* st = score()->staff(idx);
lineBelow = (st->lines(tick) - 1) * 2;
lineDistance = st->lineDistance(tick);
mag = staff()->mag(tick);
staffVisible = !staff()->invisible();
}
// need ledger lines?
if (downLine() <= lineBelow + 1 && upLine() >= -1)
return;
// the extra length of a ledger line with respect to notehead (half of it on each side)
qreal extraLen = score()->styleP(Sid::ledgerLineLength) * mag * 0.5;
qreal hw;
qreal minX, maxX; // note extrema in raster units
int minLine, maxLine;
bool visible = false;
qreal x;
// scan chord notes, collecting visibility and x and y extrema
// NOTE: notes are sorted from bottom to top (line no. decreasing)
// notes are scanned twice from outside (bottom or top) toward the staff
// each pass stops at the first note without ledger lines
size_t n = _notes.size();
for (size_t j = 0; j < 2; j++) { // notes are scanned twice...
int from, delta;
vector<LedgerLineData> vecLines;
hw = 0.0;
minX = maxX = 0;
minLine = 0;
maxLine = lineBelow;
if (j == 0) { // ...once from lowest up...
from = 0;
delta = +1;
}
else {
from = int(n)-1; // ...once from highest down
delta = -1;
}
for (int i = from; i < int(n) && i >= 0 ; i += delta) {
Note* note = _notes.at(i);
int l = note->line();
// if 1st pass and note not below staff or 2nd pass and note not above staff
if ((!j && l <= lineBelow + 1) || (j && l >= -1))
break; // stop this pass
// round line number to even number toward 0
if (l < 0)
l = (l + 1) & ~ 1;
else
l = l & ~ 1;
if (note->visible()) // if one note is visible,
visible = true; // all lines between it and the staff are visible
hw = qMax(hw, note->headWidth());
//
// Experimental:
// shorten ledger line to avoid collisions with accidentals
//
// bool accid = (note->accidental() && note->line() >= (l-1) && note->line() <= (l+1) );
//
// TODO : do something with this accid flag in the following code!
//
// check if note horiz. pos. is outside current range
// if more length on the right, increase range
// note->layout();
//ledger lines need the leftmost point of the notehead with a respect of bbox
x = note->pos().x() + note->bboxXShift();
if (x - extraLen < minX) {
minX = x - extraLen;
// increase width of all lines between this one and the staff
for (auto& d : vecLines) {
if (!d.accidental && ((l < 0 && d.line >= l) || (l > 0 && d.line <= l)) )
d.minX = minX ;
}
}
// same for left side
if (x + hw + extraLen > maxX) {
maxX = x + hw + extraLen;
for (auto& d : vecLines)
if ( (l < 0 && d.line >= l) || (l > 0 && d.line <= l) )
d.maxX = maxX;
}
LedgerLineData lld;
// check if note vert. pos. is outside current range
// and, if so, add data for new line(s)
if (l < minLine) {
for (int i1 = l; i1 < minLine; i1 += 2) {
lld.line = i1;
if (lineDistance != 1.0)
lld.line *= lineDistance;
lld.minX = minX;
lld.maxX = maxX;
lld.visible = visible;
lld.accidental = false;
vecLines.push_back(lld);
}
minLine = l;
}
if (l > maxLine) {
for (int i1 = maxLine+2; i1 <= l; i1 += 2) {
lld.line = i1;
if (lineDistance != 1.0)
lld.line *= lineDistance;
lld.minX = minX;
lld.maxX = maxX;
lld.visible = visible;
lld.accidental = false;
vecLines.push_back(lld);
}
maxLine = l;
}
}
if (minLine < 0 || maxLine > lineBelow) {
qreal _spatium = spatium();
qreal stepDistance = 0.5; // staff() ? staff()->lineDistance() * 0.5 : 0.5;
for (auto lld : vecLines) {
LedgerLine* h = new LedgerLine(score());
h->setParent(this);
h->setTrack(track);
h->setVisible(lld.visible && staffVisible);
h->setLen(lld.maxX - lld.minX);
h->setPos(lld.minX, lld.line * _spatium * stepDistance);
h->setNext(_ledgerLines);
_ledgerLines = h;
}
}
}
for (LedgerLine* ll = _ledgerLines; ll; ll = ll->next())
ll->layout();
}
//-----------------------------------------------------------------------------
// computeUp
// rules:
// single note:
// All notes beneath the middle line: upward stems
// All notes on or above the middle line: downward stems
// two notes:
// If the interval above the middle line is greater than the interval
// below the middle line: downward stems
// If the interval below the middle line is greater than the interval
// above the middle line: upward stems
// If the two notes are the same distance from the middle line:
// stem can go in either direction. but most engravers prefer
// downward stems
// > two notes:
// If the interval of the highest note above the middle line is greater
// than the interval of the lowest note below the middle line:
// downward stems
// If the interval of the lowest note below the middle line is greater
// than the interval of the highest note above the middle line:
// upward stem
// If the highest and the lowest notes are the same distance from
// the middle line:, use these rules to determine stem direction:
// - If the majority of the notes are above the middle:
// downward stems
// - If the majority of the notes are below the middle:
// upward stems
// TABlatures:
// stems beside staves:
// All stems are up / down according to TAB::stemsDown() setting
// stems through staves:
// Same rules as per pitched staves
//-----------------------------------------------------------------------------
void Chord::computeUp()
{
Q_ASSERT(!_notes.empty());
const Staff* st = staff();
const StaffType* tab = st ? st->staffType(tick()) : 0;
bool tabStaff = tab && tab->isTabStaff();
// TAB STAVES
if (tabStaff) {
// if no stems or stem beside staves
if (tab->slashStyle() || !tab->stemThrough()) {
// if measure has voices, set stem direction according to voice
if (measure()->hasVoices(staffIdx()))
_up = !(track() % 2);
else // if only voice 1,
// unconditionally set to down if not stems or according to TAB stem direction otherwise
// (even with no stems, stem direction controls position of slurs and ties)
_up = tab->slashStyle() ? false : !tab->stemsDown();
return;
}
// if TAB has stems through staves, chain into standard processing
}
// PITCHED STAVES (or TAB with stems through staves)
if (_stemDirection != Direction::AUTO)
_up = _stemDirection == Direction::UP;
else if (!parent())
// hack for palette and drumset editor
_up = upNote()->line() > 4;
else if (_noteType != NoteType::NORMAL) {
//
// stem direction for grace notes
//
if (measure()->hasVoices(staffIdx()))
_up = !(track() % 2);
else
_up = true;
}
else if (staffMove())
_up = staffMove() > 0;
else if (measure()->hasVoices(staffIdx()))
_up = !(track() % 2);
else {
int dnMaxLine = staff()->middleLine(tick());
int ud = (tabStaff ? upString() * 2 : upNote()->line() ) - dnMaxLine;
// standard case: if only 1 note or cross beaming
if (_notes.size() == 1 || staffMove()) {
if (staffMove() > 0)
_up = true;
else if (staffMove() < 0)
_up = false;
else
_up = ud > 0;
}
// if more than 1 note, compare extrema (topmost and bottommost notes)
else {
int dd = (tabStaff ? downString() * 2 : downNote()->line() ) - dnMaxLine;
// if extrema symmetrical, average directions of intermediate notes
if (-ud == dd) {
int up = 0;
size_t n = _notes.size();
for (size_t i = 0; i < n; ++i) {
const Note* currentNote = _notes.at(i);
int l = tabStaff ? currentNote->string() * 2 : currentNote->line();
if (l <= dnMaxLine)
--up;
else
++up;
}
_up = up > 0;
}
// if extrema not symmetrical, set _up to prevailing
else
_up = dd > -ud;
}
}
}
//---------------------------------------------------------
// selectedNote
//---------------------------------------------------------
Note* Chord::selectedNote() const
{
Note* note = 0;
size_t n = _notes.size();
for (size_t i = 0; i < n; ++i) {
Note* currentNote = _notes.at(i);
if (currentNote->selected()) {
if (note)
return 0;
note = currentNote;
}
}
return note;
}
//---------------------------------------------------------
// Chord::write
//---------------------------------------------------------
void Chord::write(XmlWriter& xml) const
{
for (Chord* c : _graceNotes) {
c->write(xml);
}
writeBeam(xml);
xml.stag(this);
ChordRest::writeProperties(xml);
for (const Articulation* a : _articulations)
a->write(xml);
switch (_noteType) {
case NoteType::NORMAL:
break;
case NoteType::ACCIACCATURA:
xml.tagE("acciaccatura");
break;
case NoteType::APPOGGIATURA:
xml.tagE("appoggiatura");
break;
case NoteType::GRACE4:
xml.tagE("grace4");
break;
case NoteType::GRACE16:
xml.tagE("grace16");
break;
case NoteType::GRACE32:
xml.tagE("grace32");
break;
case NoteType::GRACE8_AFTER:
xml.tagE("grace8after");
break;
case NoteType::GRACE16_AFTER:
xml.tagE("grace16after");
break;
case NoteType::GRACE32_AFTER:
xml.tagE("grace32after");
break;
default:
break;
}
if (_noStem)
xml.tag("noStem", _noStem);
else if (_stem && (_stem->isUserModified() || (_stem->userLen() != 0.0)))
_stem->write(xml);
if (_hook && _hook->isUserModified())
_hook->write(xml);
if (_stemSlash && _stemSlash->isUserModified())
_stemSlash->write(xml);
writeProperty(xml, Pid::STEM_DIRECTION);
for (Note* n : _notes)
n->write(xml);
if (_arpeggio)
_arpeggio->write(xml);
if (_tremolo && tremoloChordType() != TremoloChordType::TremoloSecondNote)
_tremolo->write(xml);
for (Element* e : el())
e->write(xml);
xml.etag();
}
//---------------------------------------------------------
// Chord::read
//---------------------------------------------------------
void Chord::read(XmlReader& e)
{
while (e.readNextStartElement()) {
if (readProperties(e))
;
else
e.unknown();
}
}
//---------------------------------------------------------
// readProperties
//---------------------------------------------------------
bool Chord::readProperties(XmlReader& e)
{
const QStringRef& tag(e.name());
if (tag == "Note") {
Note* note = new Note(score());
// the note needs to know the properties of the track it belongs to
note->setTrack(track());
note->setChord(this);
note->read(e);
add(note);
}
else if (ChordRest::readProperties(e))
;
else if (tag == "Stem") {
Stem* s = new Stem(score());
s->read(e);
add(s);
}
else if (tag == "Hook") {
_hook = new Hook(score());
_hook->read(e);
add(_hook);
}
else if (tag == "appoggiatura") {
_noteType = NoteType::APPOGGIATURA;
e.readNext();
}
else if (tag == "acciaccatura") {
_noteType = NoteType::ACCIACCATURA;
e.readNext();
}
else if (tag == "grace4") {
_noteType = NoteType::GRACE4;
e.readNext();
}
else if (tag == "grace16") {
_noteType = NoteType::GRACE16;
e.readNext();
}
else if (tag == "grace32") {
_noteType = NoteType::GRACE32;
e.readNext();
}
else if (tag == "grace8after") {
_noteType = NoteType::GRACE8_AFTER;
e.readNext();
}
else if (tag == "grace16after") {
_noteType = NoteType::GRACE16_AFTER;
e.readNext();
}
else if (tag == "grace32after") {
_noteType = NoteType::GRACE32_AFTER;
e.readNext();
}
else if (tag == "StemSlash") {
StemSlash* ss = new StemSlash(score());
ss->read(e);
add(ss);
}
else if (readProperty(tag, e, Pid::STEM_DIRECTION))
;
else if (tag == "noStem")
_noStem = e.readInt();
else if (tag == "Arpeggio") {
_arpeggio = new Arpeggio(score());
_arpeggio->setTrack(track());
_arpeggio->read(e);
_arpeggio->setParent(this);
}
else if (tag == "Tremolo") {
_tremolo = new Tremolo(score());
_tremolo->setTrack(track());
_tremolo->read(e);
_tremolo->setParent(this);
_tremolo->setDurationType(durationType());
}
else if (tag == "tickOffset") // obsolete
;
else if (tag == "ChordLine") {
ChordLine* cl = new ChordLine(score());
cl->read(e);
add(cl);
}
else
return false;
return true;
}
//---------------------------------------------------------
// upPos
//---------------------------------------------------------
qreal Chord::upPos() const
{
return upNote()->pos().y();
}
//---------------------------------------------------------
// downPos
//---------------------------------------------------------
qreal Chord::downPos() const
{
return downNote()->pos().y();
}
//---------------------------------------------------------
// centerX
// return x position for attributes
//---------------------------------------------------------
qreal Chord::centerX() const
{
// TAB 'notes' are always centered on the stem
const Staff* st = staff();
if (st->isTabStaff(tick()))
return st->staffType(tick())->chordStemPosX(this) * spatium();
const Note* note = up() ? upNote() : downNote();
qreal x = note->pos().x() + note->noteheadCenterX();
if (note->mirror())
x += (note->headBodyWidth()) * (up() ? -1.0 : 1.0);
return x;
}
//---------------------------------------------------------
// scanElements
//---------------------------------------------------------
void Chord::scanElements(void* data, void (*func)(void*, Element*), bool all)
{
for (Articulation* a : _articulations)
func(data, a);
if (_hook)
func(data, _hook );
if (_stem)
func(data, _stem);
if (_stemSlash)
func(data, _stemSlash);
if (_arpeggio)
func(data, _arpeggio);
if (_tremolo && (tremoloChordType() != TremoloChordType::TremoloSecondNote))
func(data, _tremolo);
const Staff* st = staff();
if ((st && st->showLedgerLines(tick())) || !st) // also for palette
for (LedgerLine* ll = _ledgerLines; ll; ll = ll->next())
func(data, ll);
size_t n = _notes.size();
for (size_t i = 0; i < n; ++i)
_notes.at(i)->scanElements(data, func, all);
for (Chord* chord : _graceNotes)
chord->scanElements(data, func, all);
for (Element* e : el())
e->scanElements(data, func, all);
ChordRest::scanElements(data, func, all);
}
//---------------------------------------------------------
// processSiblings
//---------------------------------------------------------
void Chord::processSiblings(std::function<void(Element*)> func) const
{
if (_hook)
func(_hook);
if (_stem)
func(_stem);
if (_stemSlash)
func(_stemSlash);
if (_arpeggio)
func(_arpeggio);
if (_tremolo)
func(_tremolo);
for (LedgerLine* ll = _ledgerLines; ll; ll = ll->next())
func(ll);
for (Articulation* a : _articulations)
func(a);
for (Note* note : _notes)
func(note);
for (Element* e : el())
func(e);
for (Chord* chord : _graceNotes) // process grace notes last, needed for correct shape calculation
func(chord);
}
//---------------------------------------------------------
// setTrack
//---------------------------------------------------------
void Chord::setTrack(int val)
{
ChordRest::setTrack(val);
processSiblings([val] (Element* e) { e->setTrack(val); } );
}
//---------------------------------------------------------
// setScore
//---------------------------------------------------------
void Chord::setScore(Score* s)
{
ChordRest::setScore(s);
processSiblings([s] (Element* e) { e->setScore(s); } );
}
//-----------------------------------------------------------------------------
// hookAdjustment
// Adjustment to the length of the stem in order to accomodate hooks
// This function replaces this bit of code:
// switch (hookIdx) {
// case 3: normalStemLen += small() ? .5 : 0.75; break; //32nd notes
// case 4: normalStemLen += small() ? 1.0 : 1.5; break; //64th notes
// case 5: normalStemLen += small() ? 1.5 : 2.25; break; //128th notes
// }
// which was not sufficient for two reasons:
// 1. It only lengthened the stem for 3, 4, or 5 hooks.
// 2. It was too general to produce good results for all combinations of factors.
// This provides a way to take a number of factors into account. Further tweaking may be in order.
//-----------------------------------------------------------------------------
qreal hookAdjustment(QString font, int hooks, bool up, bool small)
{
bool fallback = MScore::useFallbackFont && (hooks > 5);
if (font == "Emmentaler" && !fallback) {
if (up) {
if (hooks > 2)
return (hooks - 2) * (small ? .75 : 1);
}
else {
if (hooks == 3)
return (small ? .75 : 1);
else if (hooks > 3)
return (hooks - 2) * (small ? .5 : .75);
}
}
else if (font == "Gonville" && !fallback) {
if (up) {
if (hooks > 2)
return (hooks - 2) * (small ? .5 : .75);
}
else {
if (hooks > 1)
return (hooks - 1) * (small ? .5 : .75);
}
}
else if (font == "MuseJazz") {
if (hooks > 2)
return (hooks - 2) * (small ? .75 : 1);
}
else {
if (hooks > 2)
return (hooks - 2) * (small ? .5 : .75);
}
return 0;
}
//-----------------------------------------------------------------------------
// defaultStemLength
/// Get the default stem length for this chord
//-----------------------------------------------------------------------------
qreal Chord::defaultStemLength() const
{
Note* downnote;
qreal stemLen;
qreal _spatium = spatium();
int hookIdx = durationType().hooks();
downnote = downNote();
int ul = upLine();
int dl = downLine();
const Staff* st = staff();
qreal lineDistance = st ? st->lineDistance(tick()) : 1.0;
const StaffType* tab = (st && st->isTabStaff(tick())) ? st->staffType(tick()) : nullptr;
if (tab) {
// require stems only if TAB is not stemless and this chord has a stem
if (!tab->slashStyle() && _stem) {
// if stems are beside staff, apply special formatting
if (!tab->stemThrough()) {
// process stem:
return tab->chordStemLength(this) * _spatium;
}
}
}
else if (lineDistance != 1.0) {
// convert to actual distance from top of staff in sp
// ul *= lineDistance;
// dl *= lineDistance;
}
if (tab && !tab->onLines()) { // if TAB and frets above strings, move 1 position up
--ul;
--dl;
}
bool shortenStem = score()->styleB(Sid::shortenStem);
if (hookIdx >= 2 || _tremolo)
shortenStem = false;
Spatium progression = score()->styleS(Sid::shortStemProgression);
qreal shortest = score()->styleS(Sid::shortestStem).val();
if (hookIdx) {
if (up()) {
if (shortest < 3.0)
shortest = 3.0;
}
else {
if (shortest < 3.5)
shortest = 3.5;
}
}
qreal normalStemLen = small() ? 2.5 : 3.5;
normalStemLen += hookAdjustment(score()->styleSt(Sid::MusicalSymbolFont), hookIdx, up(), small());
if (hookIdx && tab == 0) {
if (up() && durationType().dots()) {
//
// avoid collision of dot with hook
//
if (!(ul & 1))
normalStemLen += .5;
shortenStem = false;
}
}
if (isGrace()) {
// grace notes stems are not subject to normal
// stem rules
stemLen = qAbs(ul - dl) * .5;
stemLen += normalStemLen * score()->styleD(Sid::graceNoteMag);
if (up())
stemLen *= -1;
}
else {
// normal note (not grace)
qreal staffHeight = st ? st->lines(tick()) - 1 : 4;
if (!tab)
staffHeight *= lineDistance;
qreal staffHlfHgt = staffHeight * 0.5;
if (up()) { // stem up
qreal dy = dl * .5; // note-side vert. pos.
qreal sel = ul * .5 - normalStemLen; // stem end vert. pos
// if stem ends above top line (with some exceptions), shorten it
if (shortenStem && (sel < 0.0) && (hookIdx == 0 || tab || !downnote->mirror()))
sel -= sel * progression.val();
if (sel > staffHlfHgt) // if stem ends below ('>') staff mid position,
sel = staffHlfHgt; // stretch it to mid position
stemLen = sel - dy; // actual stem length
if (-stemLen < shortest) // is stem too short,
stemLen = -shortest; // lengthen it to shortest possible length
}
else { // stem down
qreal uy = ul * .5; // note-side vert. pos.
qreal sel = dl * .5 + normalStemLen; // stem end vert. pos.
// if stem ends below bottom line (with some exceptions), shorten it
if (shortenStem && (sel > staffHeight) && (hookIdx == 0 || tab || downnote->mirror()))
sel -= (sel - staffHeight) * progression.val();
if (sel < staffHlfHgt) // if stem ends above ('<') staff mid position,
sel = staffHlfHgt; // stretch it to mid position
stemLen = sel - uy; // actual stem length
if (stemLen < shortest) // if stem too short,
stemLen = shortest; // lengthen it to shortest possible position
}
}
// adjust stem len for tremolo
if (_tremolo && !_tremolo->twoNotes() && !_tremolo->placeMidStem()) {
// Use the old algorithm for stem lengthening. It not always
// optimal but still performs better when not placing the tremolo
// at stem middle. TODO: rework minAbsStemLen() to perform
// correctly in this case too.
// hook up odd lines
static const int tab1[2][2][2][4] = {
{ { { 0, 0, 0, 1 }, // stem - down - even - lines
{ 0, 0, 0, 2 } // stem - down - odd - lines
},
{ { 0, 0, 0, -1 }, // stem - up - even - lines
{ 0, 0, 0, -2 } // stem - up - odd - lines
}
},
{ { { 0, 0, 1, 2 }, // hook - down - even - lines
{ 0, 0, 1, 2 } // hook - down - odd - lines
},
{ { 0, 0, -1, -2 }, // hook - up - even - lines
{ 0, 0, -1, -2 } // hook - up - odd - lines
}
}
};
int odd = (up() ? upLine() : downLine()) & 1;
int n = tab1[hookIdx ? 1 : 0][up() ? 1 : 0][odd][_tremolo->lines()-1];
stemLen += n * .5;
}
if (tab)
stemLen *= lineDistance;
const qreal sgn = up() ? -1.0 : 1.0;
qreal stemLenPoints = stemLen * _spatium;
const qreal minAbsStemLen = minAbsStemLength();
if (sgn * stemLenPoints < minAbsStemLen)
stemLenPoints = sgn * minAbsStemLen;
return stemLenPoints;
}
//---------------------------------------------------------
// minAbsStemLength
//---------------------------------------------------------
qreal Chord::minAbsStemLength() const
{
if (!_tremolo || _tremolo->twoNotes() || !_tremolo->placeMidStem())
return 0.0;
int beamLvl = beams();
const bool hasHook = (beamLvl > 0) && !beam();
if (hasHook)
++beamLvl; // reserve more space for stem with both hook and tremolo
const qreal beamDist = beam() ? beam()->beamDist() : (0.5 * spatium());
const qreal tremoloSpacing = 0.5 * spatium(); // TODO: style setting
return beamLvl * beamDist + _tremolo->height() + 2 * tremoloSpacing;
}
//---------------------------------------------------------
// layoutStem1
/// Layout _stem and _stemSlash
//
// Called before layout spacing of notes.
// Create stem if necessary.
//---------------------------------------------------------
void Chord::layoutStem1()
{
const Staff* stf = staff();
const StaffType* st = stf ? stf->staffType(tick()) : 0;
if (durationType().hasStem() && !(_noStem || (measure() && measure()->slashStyle(staffIdx())) || (st && st->isTabStaff() && st->slashStyle()))) {
if (!_stem) {
Stem* stem = new Stem(score());
stem->setParent(this);
stem->setGenerated(true);
score()->undoAddElement(stem);
}
if ((_noteType == NoteType::ACCIACCATURA) && !(beam() && beam()->elements().front() != this)) {
if (!_stemSlash)
add(new StemSlash(score()));
}
else if (_stemSlash)
remove(_stemSlash);
qreal stemWidth5 = _stem->lineWidth() * .5 * mag();
_stem->rxpos() = stemPosX() + (up() ? -stemWidth5 : +stemWidth5);
_stem->setLen(defaultStemLength());
}
else {
if (_stem)
score()->undoRemoveElement(_stem);
if (_stemSlash)
score()->undoRemoveElement(_stemSlash);
}
}
//-----------------------------------------------------------------------------
// layoutStem
/// Layout chord tremolo stem and hook.
//
// hook: sets position
//-----------------------------------------------------------------------------
void Chord::layoutStem()
{
for (Chord* c : _graceNotes)
c->layoutStem();
if (_beam)
return;
// create hooks for unbeamed chords
int hookIdx = durationType().hooks();
if (hookIdx && !(noStem() || measure()->slashStyle(staffIdx()))) {
if (!hook()) {
Hook* hook = new Hook(score());
hook->setParent(this);
hook->setGenerated(true);
score()->undoAddElement(hook);
}
hook()->setHookType(up() ? hookIdx : -hookIdx);
}
else if (hook())
score()->undoRemoveElement(hook());
//
// TAB
//
const Staff* st = staff();
const StaffType* tab = st ? st->staffType(tick()) : 0;
if (tab && tab->isTabStaff()) {
// if stemless TAB
if (tab->slashStyle()) {
// if 'grid' duration symbol of MEDIALFINAL type, it is time to compute its width
if (_tabDur != nullptr && _tabDur->beamGrid() == TabBeamGrid::MEDIALFINAL)
_tabDur->layout2();
// in all other stemless cases, do nothing
return;
}
// not a stemless TAB; if stems are beside staff, apply special formatting
if (!tab->stemThrough()) {
if (_stem) { // (duplicate code with defaultStemLength())
// process stem:
_stem->setLen(tab->chordStemLength(this) * spatium());
// process hook
hookIdx = durationType().hooks();
if (!up())
hookIdx = -hookIdx;
if (hookIdx && _hook) {
_hook->setHookType(hookIdx);
#if 0
_hook->layout();
QPointF p(_stem->hookPos());
if (up()) {
p.ry() -= _hook->bbox().top();
p.rx() -= _stem->width();
}
else {
p.ry() -= _hook->bbox().bottom();
p.rx() -= _stem->width();
}
_hook->setPos(p);
#endif
}
}
return;
}
// if stems are through staff, use standard formatting
}
//
// NON-TAB (or TAB with stems through staff)
//
if (_stem) {
if (_hook) {
_hook->layout();
QPointF p(_stem->hookPos());
if (up()) {
p.ry() -= _hook->bbox().top();
p.rx() -= _stem->width();
}
else {
p.ry() -= _hook->bbox().bottom();
p.rx() -= _stem->width();
}
_hook->setPos(p);
}
if (_stemSlash)
_stemSlash->layout();
}
//-----------------------------------------
// process tremolo
//-----------------------------------------
// if (_tremolo)
// _tremolo->layout();
}
//---------------------------------------------------------
// underBeam: true, if grace note is placed under a beam.
//---------------------------------------------------------
bool Chord::underBeam() const
{
if (_noteType == NoteType::NORMAL)
return false;
const Chord* cr = toChord(parent());
Beam* beam = cr->beam();
if(!beam || !cr->beam()->up())
return false;
int s = beam->elements().count();
if (isGraceBefore()){
if (beam->elements()[0] != cr)
return true;
}
if (isGraceAfter()){
if (beam->elements()[s - 1] != cr)
return true;
}
return false;
}
//---------------------------------------------------------
// layout2
// Called after horizontal positions of all elements
// are fixed.
//---------------------------------------------------------
void Chord::layout2()
{
for (Chord* c : _graceNotes)
c->layout2();
qreal mag = staff()->mag(tick());
//
// position after-chord grace notes
// room for them has been reserved in Chord::layout()
//
QVector<Chord*> gna = graceNotesAfter();
if (!gna.empty()) {
qreal minNoteDist = score()->styleP(Sid::minNoteDistance) * mag * score()->styleD(Sid::graceNoteMag);
// position grace notes from the rightmost to the leftmost
// get segment (of whatever type) at the end of this chord; if none, get measure last segment
Segment* s = measure()->tick2segment(segment()->tick() + actualTicks(), SegmentType::All);
if (s == nullptr)
s = measure()->last();
if (s == segment()) // if our segment is the last, no adjacent segment found
s = nullptr;
// start from the right (if next segment found, x of it relative to this chord;
// chord right space otherwise)
Chord* last = gna.last();
qreal xOff = s ? (s->pos().x() - s->staffShape(last->vStaffIdx()).left()) - (segment()->pos().x() + pos().x()) : _spaceRw;
// final distance: if near to another chord, leave minNoteDist at right of last grace
// else leave note-to-barline distance;
xOff -= (s != nullptr && s->segmentType() != SegmentType::ChordRest)
? score()->styleP(Sid::noteBarDistance) * mag
: minNoteDist;
// scan grace note list from the end
int n = gna.size();
for (int i = n-1; i >= 0; i--) {
Chord* g = gna.value(i);
xOff -= g->_spaceRw; // move to left by grace note left space (incl. grace own width)
g->rxpos() = xOff;
xOff -= minNoteDist + g->_spaceLw; // move to left by grace note right space and inter-grace distance
}
}
}
//---------------------------------------------------------
// updatePercussionNotes
//---------------------------------------------------------
static void updatePercussionNotes(Chord* c, const Drumset* drumset)
{
for (Chord* ch : c->graceNotes())
updatePercussionNotes(ch, drumset);
std::vector<Note*> lnotes(c->notes()); // we need a copy!
for (Note* note : lnotes) {
if (!drumset)
note->setLine(0);
else {
int pitch = note->pitch();
if (!drumset->isValid(pitch)) {
note->setLine(0);
qWarning("unmapped drum note %d", pitch);
}
else if (!note->fixed()) {
note->undoChangeProperty(Pid::HEAD_GROUP, int(drumset->noteHead(pitch)));
note->setLine(drumset->line(pitch));
}
}
}
}
//---------------------------------------------------------
// cmdUpdateNotes
//---------------------------------------------------------
void Chord::cmdUpdateNotes(AccidentalState* as)
{
// TAB_STAFF is different, as each note has to be fretted
// in the context of the all of the chords of the whole segment
const Staff* st = staff();
StaffGroup staffGroup = st->staffType(tick())->group();
if (staffGroup == StaffGroup::TAB) {
const Instrument* instrument = part()->instrument();
for (Chord* ch : graceNotes())
instrument->stringData()->fretChords(ch);
instrument->stringData()->fretChords(this);
return;
}
// PITCHED_ and PERCUSSION_STAFF can go note by note
if (staffGroup == StaffGroup::STANDARD) {
for (Chord* ch : graceNotesBefore()) {
std::vector<Note*> notes(ch->notes()); // we need a copy!
for (Note* note : notes)
note->updateAccidental(as);
ch->sortNotes();
}
std::vector<Note*> lnotes(notes()); // we need a copy!
for (Note* note : lnotes) {
if (note->tieBack() && note->tpc() == note->tieBack()->startNote()->tpc()) {
// same pitch
if (note->accidental() && note->accidental()->role() == AccidentalRole::AUTO) {
// not courtesy
// TODO: remove accidental only if note is not
// on new system
score()->undoRemoveElement(note->accidental());
}
}
note->updateAccidental(as);
}
for (Chord* ch : graceNotesAfter()) {
std::vector<Note*> notes(ch->notes()); // we need a copy!
for (Note* note : notes)
note->updateAccidental(as);
ch->sortNotes();
}
}
else if (staffGroup == StaffGroup::PERCUSSION) {
const Instrument* instrument = part()->instrument();
const Drumset* drumset = instrument->drumset();
if (!drumset)
qWarning("no drumset");
updatePercussionNotes(this, drumset);
}
sortNotes();
}
//---------------------------------------------------------
// pagePos
//---------------------------------------------------------
QPointF Chord::pagePos() const
{
if (isGrace()) {
QPointF p(pos());
if (parent() == 0)
return p;
p.rx() = pageX();
const Chord* pc = static_cast<const Chord*>(parent());
System* system = pc->segment()->system();
if (!system)
return p;
p.ry() += system->staffYpage(vStaffIdx());
return p;
}
return Element::pagePos();
}
//---------------------------------------------------------
// layout
//---------------------------------------------------------
void Chord::layout()
{
if (_notes.empty())
return;
if (staff() && staff()->isTabStaff(tick()))
layoutTablature();
else
layoutPitched();
}
//---------------------------------------------------------
// layoutPitched
//---------------------------------------------------------
void Chord::layoutPitched()
{
int gi = 0;
for (Chord* c : _graceNotes) {
// HACK: graceIndex is not well-maintained on add & remove
// so rebuild now
c->setGraceIndex(gi++);
if (c->isGraceBefore())
c->layoutPitched();
}
QVector<Chord*> graceNotesBefore = Chord::graceNotesBefore();
int gnb = graceNotesBefore.size();
// lay out grace notes after separately so they are processed left to right
// (they are normally stored right to left)
QVector<Chord*> gna = graceNotesAfter();
for (Chord* c : gna)
c->layoutPitched();
qreal _spatium = spatium();
qreal mag_ = staff() ? staff()->mag(tick()) : 1.0; // palette elements do not have a staff
qreal dotNoteDistance = score()->styleP(Sid::dotNoteDistance) * mag_;
qreal minNoteDistance = score()->styleP(Sid::minNoteDistance) * mag_;
qreal minTieLength = score()->styleP(Sid::MinTieLength) * mag_;
qreal graceMag = score()->styleD(Sid::graceNoteMag);
qreal chordX = (_noteType == NoteType::NORMAL) ? ipos().x() : 0.0;
while (_ledgerLines) {
LedgerLine* l = _ledgerLines->next();
delete _ledgerLines;
_ledgerLines = l;
}
qreal lll = 0.0; // space to leave at left of chord
qreal rrr = 0.0; // space to leave at right of chord
qreal lhead = 0.0; // amount of notehead to left of chord origin
Note* upnote = upNote();
delete _tabDur; // no TAB? no duration symbol! (may happen when converting a TAB into PITCHED)
_tabDur = 0;
if (!segment()) {
//
// hack for use in palette
//
size_t n = _notes.size();
for (size_t i = 0; i < n; i++) {
Note* note = _notes.at(i);
note->layout();
qreal x = 0.0;
qreal y = note->line() * _spatium * .5;
note->setPos(x, y);
}
computeUp();
layoutStem1();
if (_stem) { //false when dragging notes from drum palette
qreal stemWidth5 = _stem->lineWidth() * .5;
_stem->rxpos() = up() ? (upNote()->headBodyWidth() - stemWidth5) : stemWidth5;
}
addLedgerLines();
return;
}
//-----------------------------------------
// process notes
//-----------------------------------------
for (Note* note : _notes) {
note->layout();
qreal x1 = note->pos().x() + chordX;
qreal x2 = x1 + note->headWidth();
lll = qMax(lll, -x1);
rrr = qMax(rrr, x2);
// track amount of space due to notehead only
lhead = qMax(lhead, -x1);
Accidental* accidental = note->accidental();
if (accidental && !note->fixed()) {
// convert x position of accidental to segment coordinate system
qreal x = accidental->pos().x() + note->pos().x() + chordX;
// distance from accidental to note already taken into account
// but here perhaps we create more padding in *front* of accidental?
x -= score()->styleP(Sid::accidentalDistance) * mag_;
lll = qMax(lll, -x);
}
// allow extra space for shortened ties
// this code must be kept synchronized
// with the tie positioning code in Tie::slurPos()
// but the allocation of space needs to be performed here
Tie* tie;
tie = note->tieBack();
if (tie) {
tie->calculateDirection();
qreal overlap = 0.0;
bool shortStart = false;
Note* sn = tie->startNote();
Chord* sc = sn->chord();
if (sc && sc->measure() == measure() && sc == prevChordRest(this)) {
if (sc->notes().size() > 1 || (sc->stem() && sc->up() == tie->up())) {
shortStart = true;
if (sc->width() > sn->width()) {
// chord with second?
// account for noteheads further to right
qreal snEnd = sn->x() + sn->bboxRightPos();
qreal scEnd = snEnd;
for (unsigned i = 0; i < sc->notes().size(); ++i)
scEnd = qMax(scEnd, sc->notes().at(i)->x() + sc->notes().at(i)->bboxRightPos());
overlap += scEnd - snEnd;
}
else
overlap -= sn->headWidth() * 0.12;
}
else
overlap += sn->headWidth() * 0.35;
if (notes().size() > 1 || (stem() && !up() && !tie->up())) {
// for positive offset:
// use available space
// for negative x offset:
// space is allocated elsewhere, so don't re-allocate here
if (note->ipos().x() != 0.0)
overlap += qAbs(note->ipos().x());
else
overlap -= note->headWidth() * 0.12;
}
else {
if (shortStart)
overlap += note->headWidth() * 0.15;
else
overlap += note->headWidth() * 0.35;
}
qreal d = qMax(minTieLength - overlap, 0.0);
lll = qMax(lll, d);
}
}
// clear layout for note-based fingerings
for (Element* e : note->el()) {
if (e->isFingering()) {
Fingering* f = toFingering(e);
if (f->layoutType() == ElementType::NOTE) {
f->setPos(QPointF());
f->setbbox(QRectF());
}
}
}
}
//-----------------------------------------
// create ledger lines
//-----------------------------------------
addLedgerLines();
if (_arpeggio) {
qreal arpeggioDistance = score()->styleP(Sid::ArpeggioNoteDistance) * mag_;
_arpeggio->layout(); // only for width() !
_arpeggio->setHeight(0.0);
lll += _arpeggio->width() + arpeggioDistance + chordX;
qreal y1 = upnote->pos().y() - upnote->headHeight() * .5;
_arpeggio->setPos(-lll, y1);
// _arpeggio->layout() called in layoutArpeggio2()
// handle the special case of _arpeggio->span() > 1
// in layoutArpeggio2() after page layout has done so we
// know the y position of the next staves
}
// allocate enough room for glissandi
if (_endsGlissando) {
if (!rtick().isZero() // if not at beginning of measure
|| graceNotesBefore.size() > 0) // or there are graces before
lll += _spatium * 0.5 + minTieLength;
// special case of system-initial glissando final note is handled in Glissando::layout() itself
}
if (dots()) {
qreal x = dotPosX() + dotNoteDistance
+ (dots()-1) * score()->styleP(Sid::dotDotDistance) * mag_;
x += symWidth(SymId::augmentationDot);
rrr = qMax(rrr, x);
}
if (_hook) {
if (beam())
score()->undoRemoveElement(_hook);
else {
_hook->layout();
if (up() && stem()) {
// hook position is not set yet
qreal x = _hook->bbox().right() + stem()->hookPos().x() + chordX;
rrr = qMax(rrr, x);
}
}
}
#if 0
if (!_articulations.isEmpty()) {
// TODO: allocate space to avoid "staircase" effect
// but we would need to determine direction in order to get correct symid & bbox
// another alternative is to limit the width contribution of the articulation in layoutArticulations2()
//qreal aWidth = 0.0;
for (Articulation* a : articulations())
a->layout(); // aWidth = qMax(aWidth, a->width());
//qreal w = width();
//qreal aExtra = (qMax(aWidth, w) - w) * 0.5;
//lll = qMax(lll, aExtra);
//rrr = qMax(rrr, aExtra);
}
#endif
_spaceLw = lll;
_spaceRw = rrr;
if (gnb) {
qreal xl = -(_spaceLw + minNoteDistance) - chordX;
for (int i = gnb-1; i >= 0; --i) {
Chord* g = graceNotesBefore.value(i);
xl -= g->_spaceRw/* * 1.2*/;
g->setPos(xl, 0);
xl -= g->_spaceLw + minNoteDistance * graceMag;
}
if (-xl > _spaceLw)
_spaceLw = -xl;
}
if (!gna.empty()) {
qreal xr = _spaceRw;
int n = gna.size();
for (int i = 0; i <= n - 1; i++) {
Chord* g = gna.value(i);
xr += g->_spaceLw + g->_spaceRw + minNoteDistance * graceMag;
}
if (xr > _spaceRw)
_spaceRw = xr;
}
for (Element* e : el()) {
if (e->type() == ElementType::SLUR) // we cannot at this time as chordpositions are not fixed
continue;
e->layout();
if (e->type() == ElementType::CHORDLINE) {
QRectF tbbox = e->bbox().translated(e->pos());
qreal lx = tbbox.left() + chordX;
qreal rx = tbbox.right() + chordX;
if (-lx > _spaceLw)
_spaceLw = -lx;
if (rx > _spaceRw)
_spaceRw = rx;
}
}
for (Note* note : _notes)
note->layout2();
// align note-based fingerings
std::vector<Fingering*> alignNote;
qreal xNote = 10000.0;
for (Note* note : _notes) {
bool leftFound = false;
for (Element* e : note->el()) {
if (e->isFingering() && e->autoplace()) {
Fingering* f = toFingering(e);
if (f->layoutType() == ElementType::NOTE && f->tid() == Tid::LH_GUITAR_FINGERING) {
alignNote.push_back(f);
if (!leftFound) {
leftFound = true;
qreal xf = f->ipos().x();
xNote = qMin(xNote, xf);
}
}
}
}
}
for (Fingering* f : alignNote)
f->rxpos() = xNote;
}
//---------------------------------------------------------
// layoutTablature
//---------------------------------------------------------
void Chord::layoutTablature()
{
qreal _spatium = spatium();
qreal dotNoteDistance = score()->styleP(Sid::dotNoteDistance);
qreal minNoteDistance = score()->styleP(Sid::minNoteDistance);
qreal minTieLength = score()->styleP(Sid::MinTieLength);
for (Chord* c : _graceNotes)
c->layoutTablature();
while (_ledgerLines) {
LedgerLine* l = _ledgerLines->next();
delete _ledgerLines;
_ledgerLines = l;
}
qreal lll = 0.0; // space to leave at left of chord
qreal rrr = 0.0; // space to leave at right of chord
Note* upnote = upNote();
qreal headWidth = symWidth(SymId::noteheadBlack);
const Staff* st = staff();
const StaffType* tab = st->staffType(tick());
qreal lineDist = tab->lineDistance().val() *_spatium;
qreal stemX = tab->chordStemPosX(this) *_spatium;
int ledgerLines = 0;
qreal llY = 0.0;
size_t numOfNotes = _notes.size();
qreal minY = 1000.0; // just a very large value
for (size_t i = 0; i < numOfNotes; ++i) {
Note* note = _notes.at(i);
note->layout();
// set headWidth to max fret text width
qreal fretWidth = note->bbox().width();
if (headWidth < fretWidth)
headWidth = fretWidth;
// centre fret string on stem
qreal x = stemX - fretWidth*0.5;
qreal y = note->fixed() ? note->line() * lineDist / 2 : tab->physStringToYOffset(note->string()) * _spatium;
note->setPos(x, y);
if (y < minY)
minY = y;
int currLedgerLines = tab->numOfTabLedgerLines(note->string());
if (currLedgerLines > ledgerLines) {
ledgerLines = currLedgerLines;
llY = y;
}
// allow extra space for shortened ties; this code must be kept synchronized
// with the tie positioning code in Tie::slurPos()
// but the allocation of space needs to be performed here
Tie* tie;
tie = note->tieBack();
if (tie) {
tie->calculateDirection();
qreal overlap = 0.0; // how much tie can overlap start and end notes
bool shortStart = false; // whether tie should clear start note or not
Note* startNote = tie->startNote();
Chord* startChord = startNote->chord();
if (startChord && startChord->measure() == measure() && startChord == prevChordRest(this)) {
qreal startNoteWidth = startNote->width();
// overlap into start chord?
// if in start chord, there are several notes or stem and tie in same direction
if (startChord->notes().size() > 1 || (startChord->stem() && startChord->up() == tie->up())) {
// clear start note (1/8 of fret mark width)
shortStart = true;
overlap -= startNoteWidth * 0.125;
}
else // overlap start note (by ca. 1/3 of fret mark width)
overlap += startNoteWidth * 0.35;
// overlap into end chord (this)?
// if several notes or neither stem or tie are up
if (notes().size() > 1 || (stem() && !up() && !tie->up())) {
// for positive offset:
// use available space
// for negative x offset:
// space is allocated elsewhere, so don't re-allocate here
if (note->ipos().x() != 0.0) // this probably does not work for TAB, as
overlap += qAbs(note->ipos().x()); // _pos is used to centre the fret on the stem
else
overlap -= fretWidth * 0.125;
}
else {
if (shortStart)
overlap += fretWidth * 0.15;
else
overlap += fretWidth * 0.35;
}
qreal d = qMax(minTieLength - overlap, 0.0);
lll = qMax(lll, d);
}
}
}
// create ledger lines, if required (in some historic styles)
if (ledgerLines > 0) {
// there seems to be no need for widening 'ledger lines' beyond fret mark widths; more 'on the field'
// tests and usage will show if this depends on the metrics of the specific fonts used or not.
// qreal extraLen = score()->styleS(Sid::ledgerLineLength).val() * _spatium;
qreal extraLen = 0;
qreal llX = stemX - (headWidth + extraLen) * 0.5;
for (int i = 0; i < ledgerLines; i++) {
LedgerLine* ldgLin = new LedgerLine(score());
ldgLin->setParent(this);
ldgLin->setTrack(track());
ldgLin->setVisible(visible());
ldgLin->setLen(headWidth + extraLen);
ldgLin->setPos(llX, llY);
ldgLin->setNext(_ledgerLines);
_ledgerLines = ldgLin;
ldgLin->layout();
llY += lineDist / ledgerLines;
}
headWidth += extraLen; // include ledger lines extra width in chord width
}
// horiz. spacing: leave half width at each side of the (potential) stem
qreal halfHeadWidth = headWidth * 0.5;
if (lll < stemX - halfHeadWidth)
lll = stemX - halfHeadWidth;
if (rrr < stemX + halfHeadWidth)
rrr = stemX + halfHeadWidth;
// align dots to the widest fret mark (not needed in all TAB styles, but harmless anyway)
if (segment())
segment()->setDotPosX(staffIdx(), headWidth);
// if tab type is stemless or chord is stemless (possible when imported from MusicXML)
// or measure is stemless
// or duration longer than half (if halves have stems) or duration longer than crochet
// remove stems
if (tab->slashStyle() || _noStem || measure()->slashStyle(staffIdx()) || durationType().type() <
(tab->minimStyle() != TablatureMinimStyle::NONE ? TDuration::DurationType::V_HALF : TDuration::DurationType::V_QUARTER) ) {
if (_stem)
score()->undo(new RemoveElement(_stem));
if (_hook)
score()->undo(new RemoveElement(_hook));
if (_beam)
score()->undo(new RemoveElement(_beam));
}
// if stem is required but missing, add it;
// set stem position (stem length is set in Chord:layoutStem() )
else {
if (_stem == 0) {
Stem* stem = new Stem(score());
stem->setParent(this);
score()->undo(new AddElement(stem));
}
_stem->setPos(tab->chordStemPos(this) * _spatium);
if (_hook) {
if (beam())
score()->undoRemoveElement(_hook);
else {
_hook->layout();
if (rrr < stemX + _hook->width())
rrr = stemX + _hook->width();
QPointF p(_stem->hookPos());
if (up()) {
p.ry() -= _hook->bbox().top();
p.rx() -= _stem->width();
}
else {
p.ry() -= _hook->bbox().bottom();
p.rx() -= _stem->width();
}
_hook->setPos(p);
}
}
}
if (!tab->genDurations() // if tab is not set for duration symbols
|| track2voice(track()) // or not in first voice
|| (isGrace() // no tab duration symbols if grace notes
&& beamMode() == Beam::Mode::AUTO)) { // and beammode == AUTO
//
delete _tabDur; // delete an existing duration symbol
_tabDur = 0;
}
else {
//
// tab duration symbols
//
// check duration of prev. CR segm
ChordRest * prevCR = prevChordRest(this);
// if no previous CR
// OR symbol repeat set to ALWAYS
// OR symbol repeat condition is triggered
// OR duration type and/or number of dots is different from current CR
// OR chord beam mode not AUTO
// OR previous CR is a rest
// AND no not-stem
// set a duration symbol (trying to re-use existing symbols where existing to minimize
// symbol creation and deletion)
TablatureSymbolRepeat symRepeat = tab->symRepeat();
if ( (prevCR == 0
|| symRepeat == TablatureSymbolRepeat::ALWAYS
|| (symRepeat == TablatureSymbolRepeat::MEASURE && measure() != prevCR->measure())
|| (symRepeat == TablatureSymbolRepeat::SYSTEM && measure()->system() != prevCR->measure()->system())
|| beamMode() != Beam::Mode::AUTO
|| prevCR->durationType().type() != durationType().type()
|| prevCR->dots() != dots()
|| prevCR->tuplet() != tuplet()
|| prevCR->type() == ElementType::REST)
&& !noStem() ) {
// symbol needed; if not exist, create; if exists, update duration
if (!_tabDur)
_tabDur = new TabDurationSymbol(score(), tab, durationType().type(), dots());
else
_tabDur->setDuration(durationType().type(), dots(), tab);
_tabDur->setParent(this);
// _tabDur->setMag(mag()); // useless to set grace mag: graces have no dur. symbol
_tabDur->layout();
if (minY < 0) { // if some fret extends above tab body (like bass strings)
_tabDur->rypos() += minY; // raise duration symbol
_tabDur->bbox().translate(0, minY);
}
}
else { // symbol not needed: if exists, delete
delete _tabDur;
_tabDur = 0;
}
} // end of if(duration_symbols)
if (_arpeggio) {
qreal headHeight = upnote->headHeight();
_arpeggio->layout();
lll += _arpeggio->width() + _spatium * .5;
qreal y = upNote()->pos().y() - headHeight * .5;
qreal h = downNote()->pos().y() + downNote()->headHeight() - y;
_arpeggio->setHeight(h);
_arpeggio->setPos(-lll, y);
// handle the special case of _arpeggio->span() > 1
// in layoutArpeggio2() after page layout has done so we
// know the y position of the next staves
}
// allocate enough room for glissandi
if (_endsGlissando) {
if (!rtick().isZero()) // if not at beginning of measure
lll += (0.5 + score()->styleS(Sid::MinTieLength).val()) * _spatium;
// special case of system-initial glissando final note is handled in Glissando::layout() itself
}
if (_hook) {
if (beam())
score()->undoRemoveElement(_hook);
else if(tab == 0) {
_hook->layout();
if (up()) {
// hook position is not set yet
qreal x = _hook->bbox().right() + stem()->hookPos().x();
rrr = qMax(rrr, x);
}
}
}
if (dots()) {
qreal x = 0.0;
// if stems are beside staff, dots are placed near to stem
if (!tab->stemThrough()) {
// if there is an unbeamed hook, dots should start after the hook
if (_hook && !beam())
x = _hook->width() + dotNoteDistance;
// if not, dots should start at a fixed distance right after the stem
else
x = STAFFTYPE_TAB_DEFAULTDOTDIST_X * _spatium;
if (segment())
segment()->setDotPosX(staffIdx(), x);
}
// if stems are through staff, use dot position computed above on fret mark widths
else
x = dotPosX() + dotNoteDistance
+ (dots()-1) * score()->styleS(Sid::dotDotDistance).val() * _spatium;
x += symWidth(SymId::augmentationDot);
rrr = qMax(rrr, x);
}
#if 0
if (!_articulations.isEmpty()) {
// TODO: allocate space? see layoutPitched()
for (Articulation* a : articulations())
a->layout();
}
#endif
_spaceLw = lll;
_spaceRw = rrr;
qreal graceMag = score()->styleD(Sid::graceNoteMag);
QVector<Chord*> graceNotesBefore = Chord::graceNotesBefore();
int nb = graceNotesBefore.size();
if (nb) {
qreal xl = -(_spaceLw + minNoteDistance);
for (int i = nb-1; i >= 0; --i) {
Chord* c = graceNotesBefore.value(i);
xl -= c->_spaceRw/* * 1.2*/;
c->setPos(xl, 0);
xl -= c->_spaceLw + minNoteDistance * graceMag;
}
if (-xl > _spaceLw)
_spaceLw = -xl;
}
QVector<Chord*> gna = graceNotesAfter();
int na = gna.size();
if (na) {
// get factor for start distance after main note. Values found by testing.
qreal fc;
switch (durationType().type()) {
case TDuration::DurationType::V_LONG: fc = 3.8; break;
case TDuration::DurationType::V_BREVE: fc = 3.8; break;
case TDuration::DurationType::V_WHOLE: fc = 3.8; break;
case TDuration::DurationType::V_HALF: fc = 3.6; break;
case TDuration::DurationType::V_QUARTER: fc = 2.1; break;
case TDuration::DurationType::V_EIGHTH: fc = 1.4; break;
case TDuration::DurationType::V_16TH: fc = 1.2; break;
default: fc = 1;
}
qreal xr = fc * (_spaceRw + minNoteDistance);
for (int i = 0; i <= na - 1; i++) {
Chord* c = gna.value(i);
xr += c->_spaceLw * (i == 0 ? 1.3 : 1);
c->setPos(xr, 0);
xr += c->_spaceRw + minNoteDistance * graceMag;
}
if (xr > _spaceRw)
_spaceRw = xr;
}
for (Element* e : el()) {
e->layout();
if (e->type() == ElementType::CHORDLINE) {
QRectF tbbox = e->bbox().translated(e->pos());
qreal lx = tbbox.left();
qreal rx = tbbox.right();
if (-lx > _spaceLw)
_spaceLw = -lx;
if (rx > _spaceRw)
_spaceRw = rx;
}
}
for (size_t i = 0; i < numOfNotes; ++i)
_notes.at(i)->layout2();
QRectF bb;
processSiblings([&bb] (Element* e) { bb |= e->bbox().translated(e->pos()); } );
if (_tabDur)
bb |= _tabDur->bbox().translated(_tabDur->pos());
setbbox(bb);
}
//---------------------------------------------------------
// crossMeasureSetup
//---------------------------------------------------------
void Chord::crossMeasureSetup(bool on)
{
if (!on) {
if (_crossMeasure != CrossMeasure::UNKNOWN) {
_crossMeasure = CrossMeasure::UNKNOWN;
layoutStem1();
}
return;
}
if (_crossMeasure == CrossMeasure::UNKNOWN) {
CrossMeasure tempCross = CrossMeasure::NONE; // assume no cross-measure modification
// if chord has only one note and note is tied forward
if (notes().size() == 1 && _notes[0]->tieFor()) {
Chord* tiedChord = _notes[0]->tieFor()->endNote()->chord();
// if tied note belongs to another measure and to a single-note chord
if (tiedChord->measure() != measure() && tiedChord->notes().size() == 1) {
// get total duration
std::vector<TDuration> durList = toDurationList(
actualDurationType().fraction() +
tiedChord->actualDurationType().fraction(), true);
// if duration can be expressed as a single duration
// apply cross-measure modification
if (durList.size() == 1) {
_crossMeasure = tempCross = CrossMeasure::FIRST;
_crossMeasureTDur = durList[0];
layoutStem1();
}
}
_crossMeasure = tempCross;
tiedChord->setCrossMeasure(tempCross == CrossMeasure::FIRST ?
CrossMeasure::SECOND : CrossMeasure::NONE);
}
}
}
//---------------------------------------------------------
// layoutArpeggio2
// called after layout of page
//---------------------------------------------------------
void Chord::layoutArpeggio2()
{
if (!_arpeggio)
return;
qreal y = upNote()->pagePos().y() - upNote()->headHeight() * .5;
int span = _arpeggio->span();
int btrack = track() + (span - 1) * VOICES;
ChordRest* bchord = toChordRest(segment()->element(btrack));
Note* dnote = (bchord && bchord->type() == ElementType::CHORD) ? toChord(bchord)->downNote() : downNote();
qreal h = dnote->pagePos().y() + dnote->headHeight() * .5 - y;
_arpeggio->setHeight(h);
_arpeggio->layout();
#if 0 // collect notes for arpeggio
QList<Note*> notes;
int n = _notes.size();
for (int j = n - 1; j >= 0; --j) {
Note* note = _notes[j];
if (note->tieBack())
continue;
notes.prepend(note);
}
for (int i = 1; i < span; ++i) {
ChordRest* c = toChordRest(segment()->element(track() + i * VOICES));
if (c && c->type() == CHORD) {
QList<Note*> nl = toChord(c)->notes();
int n = nl.size();
for (int j = n - 1; j >= 0; --j) {
Note* note = nl[j];
if (note->tieBack())
continue;
notes.prepend(note);
}
}
}
#endif
}
//---------------------------------------------------------
// findNote
//---------------------------------------------------------
Note* Chord::findNote(int pitch) const
{
size_t ns = _notes.size();
for (size_t i = 0; i < ns; ++i) {
Note* n = _notes.at(i);
if (n->pitch() == pitch)
return n;
}
return 0;
}
//---------------------------------------------------------
// drop
//---------------------------------------------------------
Element* Chord::drop(EditData& data)
{
Element* e = data.dropElement;
switch (e->type()) {
case ElementType::ARTICULATION:
{
Articulation* atr = toArticulation(e);
Articulation* oa = hasArticulation(atr);
if (oa) {
delete atr;
atr = 0;
// if attribute is already there, remove
// score()->cmdRemove(oa); // unexpected behaviour?
score()->select(oa, SelectType::SINGLE, 0);
}
else {
atr->setParent(this);
atr->setTrack(track());
score()->undoAddElement(atr);
}
return atr;
}
case ElementType::CHORDLINE:
e->setParent(this);
e->setTrack(track());
score()->undoAddElement(e);
break;
case ElementType::TREMOLO:
{
Tremolo* t = toTremolo(e);
if (t->twoNotes()) {
Segment* s = segment()->next();
while (s) {
if (s->element(track()) && s->element(track())->isChord())
break;
s = s->next();
}
if (s == 0) {
qDebug("no segment for second note of tremolo found");
delete e;
return 0;
}
Chord* ch2 = toChord(s->element(track()));
if (ch2->ticks() != ticks()) {
qDebug("no matching chord for second note of tremolo found");
delete e;
return 0;
}
t->setChords(this, ch2);
}
}
if (tremolo())
score()->undoRemoveElement(tremolo());
e->setParent(this);
e->setTrack(track());
score()->undoAddElement(e);
break;
case ElementType::ARPEGGIO:
{
Arpeggio* a = toArpeggio(e);
if (arpeggio())
score()->undoRemoveElement(arpeggio());
a->setTrack(track());
a->setParent(this);
a->setHeight(spatium() * 5); //DEBUG
score()->undoAddElement(a);
}
return e;
default:
return ChordRest::drop(data);
}
return 0;
}
//---------------------------------------------------------
// dotPosX
//---------------------------------------------------------
qreal Chord::dotPosX() const
{
if (parent())
return segment()->dotPosX(staffIdx());
return -1000.0;
}
//---------------------------------------------------------
// localSpatiumChanged
//---------------------------------------------------------
void Chord::localSpatiumChanged(qreal oldValue, qreal newValue)
{
ChordRest::localSpatiumChanged(oldValue, newValue);
for (Element* e : graceNotes())
e->localSpatiumChanged(oldValue, newValue);
if (_hook)
_hook->localSpatiumChanged(oldValue, newValue);
if (_stem)
_stem->localSpatiumChanged(oldValue, newValue);
if (_stemSlash)
_stemSlash->localSpatiumChanged(oldValue, newValue);
if (arpeggio())
arpeggio()->localSpatiumChanged(oldValue, newValue);
if (_tremolo && (tremoloChordType() != TremoloChordType::TremoloSecondNote))
_tremolo->localSpatiumChanged(oldValue, newValue);
for (Element* e : articulations())
e->localSpatiumChanged(oldValue, newValue);
for (Note* note : notes())
note->localSpatiumChanged(oldValue, newValue);
}
//---------------------------------------------------------
// getProperty
//---------------------------------------------------------
QVariant Chord::getProperty(Pid propertyId) const
{
switch (propertyId) {
case Pid::NO_STEM: return noStem();
case Pid::SMALL: return small();
case Pid::STEM_DIRECTION: return QVariant::fromValue<Direction>(stemDirection());
default:
return ChordRest::getProperty(propertyId);
}
}
//---------------------------------------------------------
// propertyDefault
//---------------------------------------------------------
QVariant Chord::propertyDefault(Pid propertyId) const
{
switch (propertyId) {
case Pid::NO_STEM: return false;
case Pid::SMALL: return false;
case Pid::STEM_DIRECTION: return QVariant::fromValue<Direction>(Direction::AUTO);
default:
return ChordRest::propertyDefault(propertyId);
}
}
//---------------------------------------------------------
// setProperty
//---------------------------------------------------------
bool Chord::setProperty(Pid propertyId, const QVariant& v)
{
switch (propertyId) {
case Pid::NO_STEM:
setNoStem(v.toBool());
break;
case Pid::SMALL:
setSmall(v.toBool());
break;
case Pid::STEM_DIRECTION:
setStemDirection(v.value<Direction>());
break;
default:
return ChordRest::setProperty(propertyId, v);
}
triggerLayout();
return true;
}
//---------------------------------------------------------
// hasArticulation
//---------------------------------------------------------
Articulation* Chord::hasArticulation(const Articulation* aa)
{
for (Articulation* a : _articulations) {
if (a->subtype() == aa->subtype())
return a;
}
return 0;
}
//---------------------------------------------------------
// reset
//---------------------------------------------------------
void Chord::reset()
{
undoChangeProperty(Pid::STEM_DIRECTION, QVariant::fromValue<Direction>(Direction::AUTO));
undoChangeProperty(Pid::BEAM_MODE, int(Beam::Mode::AUTO));
score()->createPlayEvents(this);
ChordRest::reset();
}
//---------------------------------------------------------
// slash
//---------------------------------------------------------
bool Chord::slash()
{
Note* n = upNote();
return n->fixed();
}
//---------------------------------------------------------
// setSlash
//---------------------------------------------------------
void Chord::setSlash(bool flag, bool stemless)
{
int line = 0;
NoteHead::Group head = NoteHead::Group::HEAD_SLASH;
if (!flag) {
// restore to normal
undoChangeProperty(Pid::NO_STEM, false);
undoChangeProperty(Pid::SMALL, false);
undoChangeProperty(Pid::OFFSET, QPointF());
for (Note* n : _notes) {
n->undoChangeProperty(Pid::HEAD_GROUP, int(NoteHead::Group::HEAD_NORMAL));
n->undoChangeProperty(Pid::FIXED, false);
n->undoChangeProperty(Pid::FIXED_LINE, 0);
n->undoChangeProperty(Pid::PLAY, true);
n->undoChangeProperty(Pid::VISIBLE, true);
if (staff()->isDrumStaff(tick())) {
const Drumset* ds = part()->instrument()->drumset();
int pitch = n->pitch();
if (ds && ds->isValid(pitch)) {
undoChangeProperty(Pid::STEM_DIRECTION, QVariant::fromValue<Direction>(ds->stemDirection(pitch)));
n->undoChangeProperty(Pid::HEAD_GROUP, int(ds->noteHead(pitch)));
}
}
}
return;
}
// set stem to auto (mostly important for rhythmic notation on drum staves)
undoChangeProperty(Pid::STEM_DIRECTION, QVariant::fromValue<Direction>(Direction::AUTO));
// make stemless if asked
if (stemless) {
undoChangeProperty(Pid::NO_STEM, true);
undoChangeProperty(Pid::BEAM_MODE, int(Beam::Mode::NONE));
}
// voice-dependent attributes - line, size, offset, head
if (track() % VOICES < 2) {
// use middle line
line = staff()->middleLine(tick());
}
else {
// set small
undoChangeProperty(Pid::SMALL, true);
// set outside the staff
qreal y = 0.0;
if (track() % 2) {
line = staff()->bottomLine(tick()) + 1;
y = 0.5 * spatium();
}
else {
line = -1;
if (!staff()->isDrumStaff(tick()))
y = -0.5 * spatium();
}
// for non-drum staves, add an additional offset
// for drum staves, no offset, but use normal head
if (!staff()->isDrumStaff(tick()))
// undoChangeProperty(Pid::OFFSET, QPointF(0.0, y));
rypos() += y;
else
head = NoteHead::Group::HEAD_NORMAL;
}
size_t ns = _notes.size();
for (size_t i = 0; i < ns; ++i) {
Note* n = _notes[i];
n->undoChangeProperty(Pid::HEAD_GROUP, static_cast<int>(head));
n->undoChangeProperty(Pid::FIXED, true);
n->undoChangeProperty(Pid::FIXED_LINE, line);
n->undoChangeProperty(Pid::PLAY, false);
// hide all but first notehead
if (i)
n->undoChangeProperty(Pid::VISIBLE, false);
}
}
//---------------------------------------------------------
// updateEndsGlissando
// sets/resets the chord _endsGlissando according any glissando (or more)
// end into this chord or no.
//---------------------------------------------------------
void Chord::updateEndsGlissando()
{
_endsGlissando = false; // assume no glissando ends here
// scan all chord notes for glissandi ending on this chord
for (Note* note : notes()) {
for (Spanner* sp : note->spannerBack())
if (sp->type() == ElementType::GLISSANDO) {
_endsGlissando = true;
return;
}
}
}
//---------------------------------------------------------
// removeMarkings
// - this is normally called after cloning a chord to tie a note over the barline
// - there is no special undo handling; the assumption is that undo will simply remove the cloned chord
// - two note tremolos are converted into simple notes
// - single note tremolos are optionally retained
//---------------------------------------------------------
void Chord::removeMarkings(bool keepTremolo)
{
if (tremolo() && !keepTremolo)
remove(tremolo());
if (arpeggio())
remove(arpeggio());
qDeleteAll(graceNotes());
graceNotes().clear();
qDeleteAll(articulations());
articulations().clear();
for (Note* n : notes()) {
for (Element* e : n->el())
n->remove(e);
}
ChordRest::removeMarkings(keepTremolo);
}
//---------------------------------------------------------
// mag
//---------------------------------------------------------
qreal Chord::mag() const
{
qreal m = staff() ? staff()->mag(tick()) : 1.0;
if (small())
m *= score()->styleD(Sid::smallNoteMag);
if (_noteType != NoteType::NORMAL)
m *= score()->styleD(Sid::graceNoteMag);
return m;
}
//---------------------------------------------------------
// segment
//---------------------------------------------------------
Segment* Chord::segment() const
{
Element* e = parent();
for (; e && e->type() != ElementType::SEGMENT; e = e->parent())
;
return toSegment(e);
}
//---------------------------------------------------------
// measure
//---------------------------------------------------------
Measure* Chord::measure() const
{
Element* e = parent();
for (; e && e->type() != ElementType::MEASURE; e = e->parent())
;
return toMeasure(e);
}
//---------------------------------------------------------
// graceNotesBefore
//---------------------------------------------------------
QVector<Chord*> Chord::graceNotesBefore() const
{
QVector<Chord*> cl;
for (Chord* c : _graceNotes) {
Q_ASSERT(c->noteType() != NoteType::NORMAL && c->noteType() != NoteType::INVALID);
if (c->noteType() & (
NoteType::ACCIACCATURA
| NoteType::APPOGGIATURA
| NoteType::GRACE4
| NoteType::GRACE16
| NoteType::GRACE32)) {
cl.push_back(c);
}
}
return cl;
}
//---------------------------------------------------------
// graceNotesAfter
//---------------------------------------------------------
QVector<Chord*> Chord::graceNotesAfter() const
{
QVector<Chord*> cl;
for (int i = _graceNotes.size() - 1; i >= 0; i--) {
Chord* c = _graceNotes[i];
Q_ASSERT(c->noteType() != NoteType::NORMAL && c->noteType() != NoteType::INVALID);
if (c->noteType() & (NoteType::GRACE8_AFTER | NoteType::GRACE16_AFTER | NoteType::GRACE32_AFTER))
cl.push_back(c);
}
return cl;
}
//---------------------------------------------------------
// sortNotes
//---------------------------------------------------------
void Chord::sortNotes()
{
std::sort(notes().begin(), notes().end(),
[](const Note* a,const Note* b)->bool { return b->line() < a->line(); }
);
}
//---------------------------------------------------------
// nextTiedChord
// Return next chord if all notes in this chord are tied to it.
// Set backwards=true to return the previous chord instead.
//
// Note: the next chord might have extra notes that are not tied
// back to this one. Set sameSize=true to return 0 in this case.
//---------------------------------------------------------
Chord* Chord::nextTiedChord(bool backwards, bool sameSize)
{
Segment* nextSeg = backwards ? segment()->prev1(SegmentType::ChordRest) : segment()->next1(SegmentType::ChordRest);
if (!nextSeg)
return 0;
ChordRest* nextCR = nextSeg->nextChordRest(track(), backwards);
if (!nextCR || !nextCR->isChord())
return 0;
Chord* next = toChord(nextCR);
if (sameSize && notes().size() != next->notes().size())
return 0; // sizes don't match so some notes can't be tied
if (tuplet() != next->tuplet())
return 0; // next chord belongs to a different tuplet
for (Note* n : _notes) {
Tie* tie = backwards ? n->tieBack() : n->tieFor();
if (!tie)
return 0; // not tied
Note* nn = backwards ? tie->startNote() : tie->endNote();
if (!nn || nn->chord() != next)
return 0; // tied to note in wrong voice, or tied over rest
}
return next; // all notes in this chord are tied to notes in next chord
}
//---------------------------------------------------------
// toGraceAfter
//---------------------------------------------------------
void Chord::toGraceAfter()
{
switch (noteType()) {
case NoteType::APPOGGIATURA: setNoteType(NoteType::GRACE8_AFTER); break;
case NoteType::GRACE16: setNoteType(NoteType::GRACE16_AFTER); break;
case NoteType::GRACE32: setNoteType(NoteType::GRACE32_AFTER); break;
default: break;
}
}
//---------------------------------------------------------
// tremoloChordType
//---------------------------------------------------------
TremoloChordType Chord::tremoloChordType() const
{
if (_tremolo && _tremolo->twoNotes()) {
if (_tremolo->chord1() == this)
return TremoloChordType::TremoloFirstNote;
else if (_tremolo->chord2() == this)
return TremoloChordType::TremoloSecondNote;
else
qFatal("Chord::tremoloChordType(): inconsistency %p - %p, this is %p", _tremolo->chord1(), _tremolo->chord2(), this);
}
return TremoloChordType::TremoloSingle;
}
//---------------------------------------------------------
// nextElement
//---------------------------------------------------------
Element* Chord::nextElement()
{
Element* e = score()->selection().element();
if (!e && !score()->selection().elements().isEmpty())
e = score()->selection().elements().first();
switch(e->type()) {
case ElementType::SYMBOL:
case ElementType::IMAGE:
case ElementType::FINGERING:
case ElementType::TEXT:
case ElementType::BEND: {
Note* n = toNote(e->parent());
if(n == _notes.front()) {
if (_arpeggio)
return _arpeggio;
else if (_tremolo)
return _tremolo;
break;
}
for (auto &i : _notes) {
if (i == n) {
return *(&i-1);
}
}
break;
}
case ElementType::GLISSANDO_SEGMENT:
case ElementType::TIE_SEGMENT: {
SpannerSegment* s = toSpannerSegment(e);
Spanner* sp = s->spanner();
Element* elSt = sp->startElement();
Q_ASSERT(elSt->type() == ElementType::NOTE);
Note* n = toNote(elSt);
Q_ASSERT(n != NULL);
if (n == _notes.front()) {
if (_arpeggio)
return _arpeggio;
else if (_tremolo)
return _tremolo;
break;
}
for (auto &i : _notes) {
if (i == n) {
return *(&i-1);
}
}
break;
}
case ElementType::ARPEGGIO:
if (_tremolo)
return _tremolo;
break;
case ElementType::ACCIDENTAL:
e = e->parent();
// fall through
case ElementType::NOTE: {
if (e == _notes.front()) {
if (_arpeggio)
return _arpeggio;
else if (_tremolo)
return _tremolo;
break;
}
for (auto &i : _notes) {
if (i == e)
return *(&i -1);
}
}
break;
case ElementType::CHORD:
return _notes.back();
default:
break;
}
return ChordRest::nextElement();
}
//---------------------------------------------------------
// prevElement
//---------------------------------------------------------
Element* Chord::prevElement()
{
Element* e = score()->selection().element();
if (!e && !score()->selection().elements().isEmpty())
e = score()->selection().elements().last();
switch (e->type()) {
case ElementType::NOTE: {
if (e == _notes.back())
break;
Note* prevNote = nullptr;
for (auto &i : _notes) {
if (i == e) {
prevNote = *(&i+1);
}
}
Element* next = prevNote->lastElementBeforeSegment();
return next;
}
case ElementType::CHORD:
return _notes.front();
case ElementType::TREMOLO:
if (_arpeggio)
return _arpeggio;
// fall through
case ElementType::ARPEGGIO: {
Note* n = _notes.front();
Element* elN = n->lastElementBeforeSegment();
Q_ASSERT(elN != NULL);
return elN;
}
default:
break;
}
return ChordRest::prevElement();
}
//---------------------------------------------------------
// lastElementBeforeSegment
//---------------------------------------------------------
Element* Chord::lastElementBeforeSegment()
{
if (_tremolo) {
return _tremolo;
}
else if (_arpeggio) {
return _arpeggio;
}
else {
Note* n = _notes.front();
Element* elN = n->lastElementBeforeSegment();
Q_ASSERT(elN != NULL);
return elN;
}
}
//---------------------------------------------------------
// nextSegmentElement
//---------------------------------------------------------
Element* Chord::nextSegmentElement()
{
for (int v = track() + 1; staffIdx() == v/VOICES; ++v) {
Element* e = segment()->element(v);
if (e) {
if (e->type() == ElementType::CHORD)
return toChord(e)->notes().back();
return e;
}
}
return ChordRest::nextSegmentElement();
}
//---------------------------------------------------------
// prevSegmentElement
//---------------------------------------------------------
Element* Chord::prevSegmentElement()
{
Element* el = score()->selection().element();
if (!el && !score()->selection().elements().isEmpty() )
el = score()->selection().elements().first();
Element* e = segment()->lastInPrevSegments(el->staffIdx());
if (e) {
if (e->isChord())
return toChord(e)->notes().front();
return e;
}
return ChordRest::prevSegmentElement();
}
//---------------------------------------------------------
// accessibleExtraInfo
//---------------------------------------------------------
QString Chord::accessibleExtraInfo() const
{
QString rez = "";
for (const Chord* c : graceNotes()) {
if (!score()->selectionFilter().canSelect(c))
continue;
for (const Note* n : c->notes())
rez = QString("%1 %2").arg(rez).arg(n->screenReaderInfo());
}
if (arpeggio() && score()->selectionFilter().canSelect(arpeggio()))
rez = QString("%1 %2").arg(rez).arg(arpeggio()->screenReaderInfo());
if (tremolo() && score()->selectionFilter().canSelect(tremolo()))
rez = QString("%1 %2").arg(rez).arg(tremolo()->screenReaderInfo());
foreach (Element* e, el()) {
if (!score()->selectionFilter().canSelect(e))
continue;
rez = QString("%1 %2").arg(rez).arg(e->screenReaderInfo());
}
return QString("%1 %2").arg(rez).arg(ChordRest::accessibleExtraInfo());
}
//---------------------------------------------------------
// shape
// does not contain articulations
//---------------------------------------------------------
Shape Chord::shape() const
{
Shape shape;
if (_hook && _hook->addToSkyline())
shape.add(_hook->shape().translated(_hook->pos()));
if (_stem && _stem->addToSkyline()) {
// stem direction is not known soon enough for cross staff beamed notes
if (!(beam() && (staffMove() || beam()->cross())))
shape.add(_stem->shape().translated(_stem->pos()));
}
if (_stemSlash && _stemSlash->addToSkyline())
shape.add(_stemSlash->shape().translated(_stemSlash->pos()));
if (_arpeggio && _arpeggio->addToSkyline())
shape.add(_arpeggio->shape().translated(_arpeggio->pos()));
// if (_tremolo)
// shape.add(_tremolo->shape().translated(_tremolo->pos()));
for (Note* note : _notes) {
shape.add(note->shape().translated(note->pos()));
for (Element* e : note->el()) {
if (!e->addToSkyline())
continue;
if (e->isFingering() && toFingering(e)->layoutType() == ElementType::CHORD && e->bbox().isValid())
shape.add(e->bbox().translated(e->pos() + note->pos()));
}
}
for (Element* e : el()) {
if (e->addToSkyline())
shape.add(e->shape().translated(e->pos()));
}
for (Chord* chord : _graceNotes) // process grace notes last, needed for correct shape calculation
shape.add(chord->shape().translated(chord->pos()));
shape.add(ChordRest::shape()); // add lyrics
for (LedgerLine* l = _ledgerLines; l; l = l->next())
shape.add(l->shape().translated(l->pos()));
if (_spaceLw || _spaceRw)
shape.addHorizontalSpacing(Shape::SPACING_GENERAL, -_spaceLw, _spaceRw);
return shape;
}
//---------------------------------------------------------
// layoutArticulations
// layout tenuto and staccato
// called before layouting slurs
//---------------------------------------------------------
void Chord::layoutArticulations()
{
for (Chord* gc : graceNotes())
gc->layoutArticulations();
if (_articulations.empty())
return;
const Staff* st = staff();
const StaffType* staffType = st->staffType(tick());
qreal mag = (staffType->small() ? score()->styleD(Sid::smallStaffMag) : 1.0) * staffType->userMag();
qreal _spatium = score()->spatium() * mag;
qreal _spStaff = _spatium * staffType->lineDistance().val();
//
// determine direction
// place tenuto and staccato
//
Articulation* prevArticulation = nullptr;
for (Articulation* a : _articulations) {
if (a->anchor() == ArticulationAnchor::CHORD) {
if (measure()->hasVoices(a->staffIdx()))
a->setUp(up()); // if there are voices place articulation at stem
else if (a->symId() >= SymId::articMarcatoAbove && a->symId() <= SymId::articMarcatoTenutoBelow)
a->setUp(true); // Gould, p. 117: strong accents above staff
else if (isGrace() && up() && !a->layoutCloseToNote() && downNote()->line() < 6)
a->setUp(true); // keep articulation close to grace note
else
a->setUp(!up()); // place articulation at note head
}
else
a->setUp(a->anchor() == ArticulationAnchor::TOP_STAFF || a->anchor() == ArticulationAnchor::TOP_CHORD);
if (!a->layoutCloseToNote())
continue;
bool bottom = !a->up(); // true: articulation is below chord; false: articulation is above chord
a->layout(); // must be done after assigning direction, or else symId is not reliable
bool headSide = bottom == up();
qreal x = centerX();
qreal y = 0.0;
if (bottom) {
if (!headSide && stem()) {
y = upPos() + stem()->stemLen();
if (beam())
y += score()->styleS(Sid::beamWidth).val() * _spatium * .5;
int line = lrint((y + 0.5 * _spStaff) / _spStaff);
if (line < staffType->lines()) // align between staff lines
y = line * _spStaff + _spatium * .5;
else
y += _spatium;
if (a->isStaccato() && articulations().size() == 1) {
if (_up)
x = downNote()->bboxRightPos() - stem()->width() * .5;
else
x = stem()->width() * .5;
}
}
else {
int line = downLine();
int lines = (staffType->lines() - 1) * 2;
if (line < lines)
y = ((line & ~1) + 3) * _spStaff;
else
y = line * _spStaff + 2 * _spatium;
y *= .5;
}
if (prevArticulation && (prevArticulation->up() == a->up()))
y += _spatium;
y -= a->height() * .5; // center symbol
}
else {
if (!headSide && stem()) {
y = downPos() + stem()->stemLen();
if (beam())
y -= score()->styleS(Sid::beamWidth).val() * _spatium * .5;
int line = lrint((y-0.5*_spStaff) / _spStaff);
if (line >= 0) // align between staff lines
y = line * _spStaff - _spatium * .5;
else
y -= _spatium;
if (a->isStaccato() && articulations().size() == 1) {
if (_up)
x = downNote()->bboxRightPos() - stem()->width() * .5;
else
x = stem()->width() * .5;
}
}
else {
int line = upLine();
if (line > 0)
y = (((line+1) & ~1) - 3) * _spStaff;
else
y = line * _spStaff - 2 * _spatium;
y *= .5;
}
if (prevArticulation && (prevArticulation->up() == a->up()))
y -= _spatium;
y += a->height() * .5; // center symbol
}
a->setPos(x, y);
prevArticulation = a;
// measure()->system()->staff(a->staffIdx())->skyline().add(a->shape().translated(a->pos() + segment()->pos() + measure()->pos()));
}
}
//---------------------------------------------------------
// layoutArticulations2
// Called after layouting systems
// Tentatively layout all articulations
// To be finished after laying out slurs
//---------------------------------------------------------
void Chord::layoutArticulations2()
{
for (Chord* gc : graceNotes())
gc->layoutArticulations2();
if (_articulations.empty())
return;
qreal _spatium = spatium();
qreal x = centerX();
qreal distance0 = score()->styleP(Sid::propertyDistance);
qreal distance2 = score()->styleP(Sid::propertyDistanceStem);
qreal chordTopY = upPos(); // note position of highest note
qreal chordBotY = downPos(); // note position of lowest note
qreal staffTopY = -distance2;
qreal staffBotY = staff()->height() + distance2;
// avoid collisions of staff articulations with chord notes:
// gap between note and staff articulation is distance0 + 0.5 spatium
if (stem()) {
qreal y = stem()->pos().y() + pos().y() + stem()->stemLen();
if (beam()) {
qreal bw = score()->styleS(Sid::beamWidth).val() * _spatium;
y += up() ? -bw : bw;
}
if (up())
chordTopY = y;
else
chordBotY = y;
}
//
// place all articulations with anchor at chord/rest
//
qreal distance1 = score()->styleP(Sid::propertyDistanceHead);
chordTopY -= up() ? 0.5 * _spatium : distance1;
chordBotY += up() ? distance1 : 0.5 * _spatium;
for (Articulation* a : _articulations) {
ArticulationAnchor aa = a->anchor();
if (aa != ArticulationAnchor::CHORD && aa != ArticulationAnchor::TOP_CHORD && aa != ArticulationAnchor::BOTTOM_CHORD)
continue;
if (a->up()) {
if (!a->layoutCloseToNote()) {
a->layout();
a->setPos(x, chordTopY);
a->doAutoplace();
}
chordTopY = a->y() - a->height() - 0.5 * _spatium;
}
else {
if (!a->layoutCloseToNote()) {
a->layout();
a->setPos(x, chordBotY);
a->doAutoplace();
}
chordBotY = a->y() + a->height() + 0.5 * _spatium;
}
}
//
// now place all articulations with staff top or bottom anchor
//
staffTopY = qMin(staffTopY, chordTopY - distance0 - 0.5 * _spatium);
staffBotY = qMax(staffBotY, chordBotY + distance0 + 0.5 * _spatium);
for (Articulation* a : _articulations) {
ArticulationAnchor aa = a->anchor();
if (aa == ArticulationAnchor::TOP_STAFF || aa == ArticulationAnchor::BOTTOM_STAFF) {
a->layout();
if (a->up()) {
a->setPos(x, staffTopY);
staffTopY -= distance0;
}
else {
a->setPos(x, staffBotY);
staffBotY += distance0;
}
a->doAutoplace();
}
}
for (Articulation* a : _articulations) {
if (a->addToSkyline()) {
// the segment shape has already been calculated
// so measure width and spacing is already determined
// in line mode, we cannot add to segment shape without throwing this off
// but adding to skyline is always good
Segment* s = segment();
Measure* m = s->measure();
QRectF r = a->bbox().translated(a->pos() + pos());
// TODO: limit to width of chord
// this avoids "staircase" effect due to space not having been allocated already
// ANOTHER alternative is to allocate the space in layoutPitched() / layoutTablature()
//qreal w = qMin(r.width(), width());
//r.translate((r.width() - w) * 0.5, 0.0);
//r.setWidth(w);
if (!score()->lineMode())
s->staffShape(staffIdx()).add(r);
r.translate(s->pos() + m->pos());
m->system()->staff(vStaffIdx())->skyline().add(r);
}
}
}
//---------------------------------------------------------
// layoutArticulations3
// Called after layouting slurs
// Fix up articulations that need to go outside the slur
//---------------------------------------------------------
void Chord::layoutArticulations3(Slur* slur)
{
SlurSegment* ss;
if (this == slur->startCR())
ss = slur->frontSegment();
else if (this == slur->endCR())
ss = slur->backSegment();
else
return;
Segment* s = segment();
Measure* m = measure();
SysStaff* sstaff = m->system() ? m->system()->staff(vStaffIdx()) : nullptr;
for (Articulation* a : _articulations) {
if (a->layoutCloseToNote() || !a->autoplace() || !slur->addToSkyline())
continue;
Shape aShape = a->shape().translated(a->pos() + pos() + s->pos() + m->pos());
Shape sShape = ss->shape().translated(ss->pos());
if (aShape.intersects(sShape)) {
qreal d = score()->styleS(Sid::articulationMinDistance).val() * spatium();
if (slur->up()) {
d += qMax(aShape.minVerticalDistance(sShape), 0.0);
a->rypos() -= d;
aShape.translateY(-d);
}
else {
d += qMax(sShape.minVerticalDistance(aShape), 0.0);
a->rypos() += d;
aShape.translateY(d);
}
if (sstaff && a->addToSkyline())
sstaff->skyline().add(aShape);
}
}
}
}
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