789 lines
30 KiB
C++
789 lines
30 KiB
C++
//=============================================================================
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// MuseScore
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// Music Composition & Notation
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//
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// Copyright (C) 2012-2016 Werner Schweer
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License version 2
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// as published by the Free Software Foundation and appearing in
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// the file LICENCE.GPL
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//=============================================================================
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#include "range.h"
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#include "measure.h"
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#include "segment.h"
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#include "rest.h"
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#include "chord.h"
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#include "score.h"
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#include "slur.h"
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#include "tie.h"
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#include "note.h"
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#include "tuplet.h"
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#include "barline.h"
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#include "utils.h"
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#include "staff.h"
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#include "excerpt.h"
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#include "repeat.h"
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namespace Ms {
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//---------------------------------------------------------
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// cleanupTuplet
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//---------------------------------------------------------
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static void cleanupTuplet(Tuplet* t)
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{
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foreach (DurationElement* e, t->elements()) {
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if (e->isTuplet())
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cleanupTuplet(toTuplet(e));
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delete e;
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}
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}
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//---------------------------------------------------------
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// TrackList
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//---------------------------------------------------------
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TrackList::~TrackList()
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{
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int n = size();
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for (int i = 0; i < n; ++i) {
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Element* e = at(i);
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if (e->isTuplet()) {
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Tuplet* t = toTuplet(e);
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cleanupTuplet(t);
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}
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else
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delete e;
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}
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}
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//---------------------------------------------------------
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// appendTuplet
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//---------------------------------------------------------
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void TrackList::appendTuplet(Tuplet* srcTuplet, Tuplet* dstTuplet)
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{
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for (DurationElement* de : srcTuplet->elements()) {
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DurationElement* e = toDurationElement(de->clone());
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dstTuplet->add(e);
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if (de->isTuplet()) {
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Tuplet* st = toTuplet(de);
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Tuplet* dt = toTuplet(e);
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appendTuplet(st, dt);
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}
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}
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}
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//---------------------------------------------------------
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// combineTuplet
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//---------------------------------------------------------
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void TrackList::combineTuplet(Tuplet* dst, Tuplet* src)
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{
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dst->setDuration(dst->duration() * 2);
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dst->setBaseLen(dst->baseLen().shift(-1));
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// try to combine tie'd notes
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unsigned idx = 0;
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if (dst->elements().back()->isChord() && src->elements().front()->isChord()) {
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Chord* chord = toChord(src->elements().front());
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bool akkumulateChord = true;
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for (Note* n : chord->notes()) {
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if (!n->tieBack() || !n->tieBack()->generated()) {
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akkumulateChord = false;
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break;
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}
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}
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if (akkumulateChord) {
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Chord* bc = toChord(dst->elements().back());
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bc->setDuration(bc->duration() + chord->duration());
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// forward ties
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int i = 0;
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for (Note* n : bc->notes()) {
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n->setTieFor(chord->notes()[i]->tieFor());
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++i;
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}
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idx = 1; // skip first src element
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}
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}
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for (; idx < src->elements().size(); ++idx) {
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DurationElement* de = src->elements()[idx];
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DurationElement* e = toDurationElement(de->clone());
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dst->add(e);
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if (de->isTuplet()) {
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Tuplet* st = toTuplet(de);
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Tuplet* dt = toTuplet(e);
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appendTuplet(st, dt);
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}
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}
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}
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//---------------------------------------------------------
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// append
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//---------------------------------------------------------
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void TrackList::append(Element* e)
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{
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if (e->isDurationElement()) {
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_duration += toDurationElement(e)->duration();
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bool accumulateRest = e->isRest() && !empty() && back()->isRest();
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Segment* s = accumulateRest ? toRest(e)->segment() : 0;
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if (s && !s->score()->isSpannerStartEnd(s->tick(), e->track()) && !s->annotations().size()) {
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// akkumulate rests
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Rest* rest = toRest(back());
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Fraction du = rest->duration();
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du += toRest(e)->duration();
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rest->setDuration(du);
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}
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else {
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Element* element = 0;
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if (e->isTuplet()) {
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Tuplet* src = toTuplet(e);
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if (src->generated() && !empty() && back()->isTuplet()) {
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Tuplet* b = toTuplet(back());
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combineTuplet(b, src);
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}
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else {
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element = e->clone();
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Tuplet* dst = toTuplet(element);
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appendTuplet(src, dst);
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}
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}
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else {
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element = e->clone();
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ChordRest* src = toChordRest(e);
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Segment* s1 = src->segment();
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for (Element* ee : s1->annotations()) {
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if (ee->track() == e->track())
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_range->annotations.push_back({ s1->tick(), ee->clone() });
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}
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if (e->isChord()) {
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Chord* chord = toChord(e);
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bool akkumulateChord = true;
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for (Note* n : chord->notes()) {
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if (!n->tieBack() || !n->tieBack()->generated()) {
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akkumulateChord = false;
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break;
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}
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}
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if (akkumulateChord && !empty() && back()->isChord()) {
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Chord* bc = toChord(back());
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const Fraction du = bc->duration() + chord->duration();
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bc->setDuration(du);
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// forward ties
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int idx = 0;
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for (Note* n : bc->notes()) {
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n->setTieFor(chord->notes()[idx]->tieFor());
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++idx;
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}
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delete element;
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element = 0;
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}
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}
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}
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if (element) {
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element->setSelected(false);
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QList<Element*>::append(element);
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}
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}
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}
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else {
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Element* c = e->clone();
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c->setParent(0);
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QList<Element*>::append(c);
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}
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}
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//---------------------------------------------------------
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// appendGap
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//---------------------------------------------------------
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void TrackList::appendGap(const Fraction& du)
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{
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if (du.isZero())
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return;
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Element* e = empty() ? 0 : back();
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if (e && e->isRest()) {
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Rest* rest = toRest(back());
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Fraction dd = rest->duration();
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dd += du;
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_duration += du;
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rest->setDuration(dd);
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}
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else {
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Rest* rest = new Rest(0);
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rest->setDuration(du);
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QList<Element*>::append(rest);
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_duration += du;
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}
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}
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//---------------------------------------------------------
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// truncate
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// reduce len of last gap by f
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//---------------------------------------------------------
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bool TrackList::truncate(const Fraction& f)
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{
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if (empty())
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return true;
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Element* e = back();
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if (!e->isRest())
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return false;
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Rest* r = toRest(e);
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if (r->duration() < f)
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return false;
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if (r->duration() == f) {
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removeLast();
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delete r;
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}
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else
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r->setDuration(r->duration() - f);
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_duration -= f;
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return true;
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}
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//---------------------------------------------------------
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// read
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//---------------------------------------------------------
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void TrackList::read(const Segment* fs, const Segment* es)
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{
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int tick = fs->tick();
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int gap = 0;
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const Segment* s;
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for (s = fs; s && (s != es); s = s->next1()) {
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if (!s->enabled())
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continue;
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Element* e = s->element(_track);
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if (!e || e->generated()) {
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for (Element* ee : s->annotations()) {
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if (ee->track() == _track)
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_range->annotations.push_back({ s->tick(), ee->clone() });
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}
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continue;
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}
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if (e->isRepeatMeasure()) {
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// TODO: copy previous measure contents?
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RepeatMeasure* rm = toRepeatMeasure(e);
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Rest r(*rm);
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append(&r);
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tick += r.duration().ticks();
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}
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else if (e->isChordRest()) {
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DurationElement* de = toDurationElement(e);
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gap = s->tick() - tick;
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if (de->tuplet()) {
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Tuplet* t = de->topTuplet();
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s = skipTuplet(t); // continue with first chord/rest after tuplet
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de = t;
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}
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if (gap) {
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appendGap(Fraction::fromTicks(gap));
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tick += gap;
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}
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append(de);
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tick += de->duration().ticks();
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}
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else if (e->isBarLine()) {
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BarLine* bl = toBarLine(e);
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if (bl->barLineType() != BarLineType::NORMAL)
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append(e);
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}
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else
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append(e);
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}
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gap = es->tick() - tick;
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if (gap)
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appendGap(Fraction::fromTicks(gap));
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//
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// connect ties
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//
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int n = size();
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for (int i = 0; i < n; ++i) {
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Element* e = at(i);
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if (!e->isChord())
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continue;
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Chord* chord = toChord(e);
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for (Note* n1 : chord->notes()) {
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Tie* tie = n1->tieFor();
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if (!tie)
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continue;
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for (int k = i+1; k < n; ++k) {
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Element* ee = at(k);
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if (!ee->isChord())
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continue;
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Chord* c2 = toChord(ee);
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bool found = false;
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for (Note* n2 : c2->notes()) {
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if (n1->pitch() == n2->pitch()) {
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tie->setEndNote(n2);
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n2->setTieBack(tie);
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found = true;
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break;
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}
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}
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if (!found)
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qDebug("Tied note not found");
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break;
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}
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}
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}
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}
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//---------------------------------------------------------
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// writeTuplet
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// measure - current measure
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// rest - available time in measure
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//---------------------------------------------------------
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Tuplet* TrackList::writeTuplet(Tuplet* parent, Tuplet* tuplet, Measure*& measure, Fraction& rest) const
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{
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Score* score = measure->score();
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Tuplet* dt = tuplet->clone();
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dt->setParent(measure);
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Fraction du = tuplet->duration();
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if (du > rest) {
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// we must split the tuplet
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dt->setDuration(du * Fraction(1, 2));
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dt->setBaseLen(tuplet->baseLen().shift(1));
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}
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if (parent)
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parent->add(dt);
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for (DurationElement* e : tuplet->elements()) {
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Fraction duration = e->globalDuration();
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Tuplet* tt = dt;
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Fraction ratio = Fraction(1, 1);
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while (tt) {
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ratio *= tt->ratio();
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tt = tt->tuplet();
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}
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bool firstpart = true;
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while (duration > 0) {
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if (rest.isZero()) {
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if (measure->nextMeasure()) {
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measure = measure->nextMeasure();
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rest = measure->len();
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if (e != tuplet->elements().back()) {
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// create second part of split tuplet
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dt = dt->clone();
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dt->setGenerated(true);
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dt->setParent(measure);
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Tuplet* pt = dt;
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while (parent) {
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Tuplet* tt1 = parent->clone();
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tt1->setGenerated(true);
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tt1->setParent(measure);
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tt1->add(pt);
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pt = tt1;
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parent = parent->tuplet();
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}
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}
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}
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else {
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qFatal("premature end of measure list in track %d, rest %d/%d",
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_track, duration.numerator(), duration.denominator());
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}
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}
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if (e->isChordRest()) {
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Fraction dd = qMin(rest, duration) * ratio;
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std::vector<TDuration> dl = toDurationList(dd, false);
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for (const TDuration& k : dl) {
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Segment* segment = measure->undoGetSegment(SegmentType::ChordRest, measure->len() - rest);
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Fraction gd = k.fraction() / ratio;
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ChordRest* cr = toChordRest(e->clone());
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if (!firstpart)
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cr->removeMarkings(true);
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cr->setScore(score);
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cr->setTrack(_track);
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segment->add(cr);
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cr->setDuration(k.fraction());
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cr->setDurationType(k);
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rest -= gd;
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duration -= gd;
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if (cr->isChord()) {
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for (Note* note : toChord(cr)->notes()) {
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if (!duration.isZero() && !note->tieFor()) {
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Tie* tie = new Tie(score);
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tie->setGenerated(true);
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note->add(tie);
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}
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}
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}
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dt->add(cr);
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firstpart = false;
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}
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}
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else if (e->isTuplet()) {
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Tuplet* tt1 = toTuplet(e);
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Tuplet* ttt = writeTuplet(dt, tt1, measure, rest);
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dt = ttt->tuplet();
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parent = dt->tuplet();
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duration = Fraction();
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}
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firstpart = false;
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}
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}
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return dt;
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}
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//---------------------------------------------------------
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// checkRest
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//---------------------------------------------------------
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static void checkRest(Fraction& rest, Measure*& m, const Fraction& d)
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{
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if (rest.isZero()) {
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if (m->nextMeasure()) {
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m = m->nextMeasure();
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rest = m->len();
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}
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else {
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qFatal("premature end of measure list, rest %d/%d", d.numerator(), d.denominator());
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}
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}
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}
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//---------------------------------------------------------
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// write
|
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// rewrite notes into measure list measure
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//---------------------------------------------------------
|
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bool TrackList::write(Score* score, int tick) const
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{
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if ((_track % VOICES) && size() == 1 && at(0)->isRest()) // don’t write rests in voice > 0
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return true;
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Measure* measure = score->tick2measure(tick);
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Measure* m = measure;
|
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Fraction remains = Fraction::fromTicks(m->endTick() - tick);
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Segment* segment = 0;
|
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for (Element* e : *this) {
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if (e->isDurationElement()) {
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Fraction duration = toDurationElement(e)->duration();
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checkRest(remains, m, duration); // go to next measure, if necessary
|
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if (duration > remains && e->isTuplet()) {
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// experimental: allow tuplet split in the middle
|
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if (duration != remains * 2) {
|
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MScore::setError(CANNOT_SPLIT_TUPLET);
|
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return false;
|
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}
|
||
}
|
||
bool firstpart = true;
|
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while (duration > 0) {
|
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if ((e->isRest() || e->isRepeatMeasure()) && (duration >= remains || e == back()) && (remains == m->len())) {
|
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//
|
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// handle full measure rest
|
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//
|
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Segment* seg = m->getSegment(SegmentType::ChordRest, m->len() - remains);
|
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if ((_track % VOICES) == 0) {
|
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// write only for voice 1
|
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Rest* r = new Rest(score, TDuration::DurationType::V_MEASURE);
|
||
// ideally we should be using stretchedLen
|
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// but this is not valid during rewrite when adding time signatures
|
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// since the time signature has not been added yet
|
||
//Fraction stretchedLen = m->stretchedLen(staff);
|
||
//r->setDuration(stretchedLen);
|
||
r->setDuration(m->len());
|
||
r->setTrack(_track);
|
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seg->add(r);
|
||
}
|
||
duration -= m->len();
|
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remains.set(0, 1);
|
||
}
|
||
else if (e->isChordRest()) {
|
||
Fraction du = qMin(remains, duration);
|
||
std::vector<TDuration> dl = toDurationList(du, e->isChord());
|
||
|
||
if (dl.empty())
|
||
qDebug("duration d %d/%d", du.numerator(), du.denominator());
|
||
Q_ASSERT(!dl.empty());
|
||
for (const TDuration& k : dl) {
|
||
segment = m->undoGetSegment(SegmentType::ChordRest, m->len() - remains);
|
||
ChordRest* cr = toChordRest(e->clone());
|
||
if (!firstpart)
|
||
cr->removeMarkings(true);
|
||
cr->setTrack(_track);
|
||
cr->setScore(score);
|
||
Fraction gd = k.fraction();
|
||
cr->setDuration(gd);
|
||
cr->setDurationType(k);
|
||
|
||
segment->add(cr);
|
||
duration -= gd;
|
||
remains -= gd;
|
||
|
||
if (cr->isChord()) {
|
||
for (Note* note : toChord(cr)->notes()) {
|
||
if (!duration.isZero() && !note->tieFor()) {
|
||
Tie* tie = new Tie(score);
|
||
tie->setGenerated(true);
|
||
note->add(tie);
|
||
}
|
||
}
|
||
}
|
||
}
|
||
}
|
||
else if (e->isTuplet()) {
|
||
writeTuplet(0, toTuplet(e), m, remains);
|
||
duration = Fraction();
|
||
}
|
||
firstpart = false;
|
||
if (duration > 0)
|
||
checkRest(remains, m, duration); // go to next measure, if necessary
|
||
}
|
||
}
|
||
else if (e->isBarLine()) {
|
||
// if (pos.numerator() == 0 && m) {
|
||
// BarLineType t = toBarLine(e)->barLineType();
|
||
// Measure* pm = m->prevMeasure();
|
||
//TODO if (pm)
|
||
// pm->setEndBarLineType(t,0);
|
||
// }
|
||
}
|
||
else if (e->isClef()) {
|
||
Segment* seg;
|
||
if (remains == m->len() && m->tick() > 0) {
|
||
Measure* pm = m->prevMeasure();
|
||
seg = pm->getSegment(SegmentType::Clef, pm->len());
|
||
}
|
||
else if (remains != m->len())
|
||
seg = m->getSegment(SegmentType::Clef, m->len() - remains);
|
||
else
|
||
seg = m->getSegmentR(SegmentType::HeaderClef, 0);
|
||
Element* ne = e->clone();
|
||
ne->setScore(score);
|
||
ne->setTrack(_track);
|
||
seg->add(ne);
|
||
}
|
||
else {
|
||
if (!m)
|
||
break;
|
||
// add the element in its own segment;
|
||
// but KeySig has to be at start of (current) measure
|
||
|
||
Segment* seg = m->getSegment(Segment::segmentType(e->type()), e->isKeySig() ? Fraction() : m->len() - remains);
|
||
Element* ne = e->clone();
|
||
ne->setScore(score);
|
||
ne->setTrack(_track);
|
||
seg->add(ne);
|
||
}
|
||
}
|
||
//
|
||
// connect ties from measure->first() to segment
|
||
//
|
||
|
||
for (Segment* s = measure->first(); s; s = s->next1()) {
|
||
Element* e = s->element(_track);
|
||
if (!e || !e->isChord())
|
||
continue;
|
||
Chord* chord = toChord(e);
|
||
for (Note* n : chord->notes()) {
|
||
Tie* tie = n->tieFor();
|
||
if (!tie)
|
||
continue;
|
||
Note* nn = searchTieNote(n);
|
||
if (nn) {
|
||
tie->setEndNote(nn);
|
||
nn->setTieBack(tie);
|
||
}
|
||
}
|
||
if (s == segment)
|
||
break;
|
||
}
|
||
return true;
|
||
}
|
||
|
||
//---------------------------------------------------------
|
||
// ScoreRange
|
||
//---------------------------------------------------------
|
||
|
||
ScoreRange::~ScoreRange()
|
||
{
|
||
qDeleteAll(tracks);
|
||
}
|
||
|
||
//---------------------------------------------------------
|
||
// read
|
||
//---------------------------------------------------------
|
||
|
||
void ScoreRange::read(Segment* first, Segment* last, bool readSpanner)
|
||
{
|
||
_first = first;
|
||
_last = last;
|
||
Score* score = first->score();
|
||
QList<int> sl = score->uniqueStaves();
|
||
|
||
int startTrack = 0;
|
||
int endTrack = score->nstaves() * VOICES;
|
||
|
||
spanner.clear();
|
||
|
||
if (readSpanner) {
|
||
int stick = first->tick();
|
||
int etick = last->tick();
|
||
for (auto i : first->score()->spanner()) {
|
||
Spanner* s = i.second;
|
||
if (s->tick() >= stick && s->tick() < etick && s->track() >= startTrack && s->track() < endTrack) {
|
||
Spanner* ns = toSpanner(s->clone());
|
||
ns->setParent(0);
|
||
ns->setStartElement(0);
|
||
ns->setEndElement(0);
|
||
ns->setTick(ns->tick() - stick);
|
||
spanner.push_back(ns);
|
||
}
|
||
}
|
||
}
|
||
for (int staffIdx : sl) {
|
||
int sTrack = staffIdx * VOICES;
|
||
int eTrack = sTrack + VOICES;
|
||
for (int track = sTrack; track < eTrack; ++track) {
|
||
TrackList* dl = new TrackList(this);
|
||
dl->setTrack(track);
|
||
dl->read(first, last);
|
||
tracks.append(dl);
|
||
}
|
||
}
|
||
}
|
||
|
||
//---------------------------------------------------------
|
||
// write
|
||
//---------------------------------------------------------
|
||
|
||
bool ScoreRange::write(Score* score, int tick) const
|
||
{
|
||
for (TrackList* dl : tracks) {
|
||
int track = dl->track();
|
||
if (!dl->write(score, tick))
|
||
return false;
|
||
if ((track % VOICES) == VOICES - 1) {
|
||
// clone staff if appropriate after all voices have been copied
|
||
int staffIdx = track / VOICES;
|
||
Staff* ostaff = score->staff(staffIdx);
|
||
const LinkedElements* linkedStaves = ostaff->links();
|
||
if (linkedStaves) {
|
||
for (auto le : *linkedStaves) {
|
||
Staff* nstaff = toStaff(le);
|
||
if (nstaff == ostaff)
|
||
continue;
|
||
Excerpt::cloneStaff2(ostaff, nstaff, tick, tick + dl->duration().ticks());
|
||
}
|
||
}
|
||
}
|
||
++track;
|
||
}
|
||
for (Spanner* s : spanner) {
|
||
s->setTick(s->tick() + tick);
|
||
if (s->isSlur()) {
|
||
Slur* slur = toSlur(s);
|
||
if (slur->startCR()->isGrace()) {
|
||
Chord* sc = slur->startChord();
|
||
int idx = sc->graceIndex();
|
||
Chord* dc = toChord(score->findCR(s->tick(), s->track()));
|
||
s->setStartElement(dc->graceNotes()[idx]);
|
||
}
|
||
else
|
||
s->setStartElement(0);
|
||
if (slur->endCR()->isGrace()) {
|
||
Chord* sc = slur->endChord();
|
||
int idx = sc->graceIndex();
|
||
Chord* dc = toChord(score->findCR(s->tick2(), s->track2()));
|
||
s->setEndElement(dc->graceNotes()[idx]);
|
||
}
|
||
else
|
||
s->setEndElement(0);
|
||
}
|
||
score->undoAddElement(s);
|
||
}
|
||
for (const Annotation& a : annotations) {
|
||
Measure* tm = score->tick2measure(a.tick);
|
||
Segment *op = toSegment(a.e->parent());
|
||
Segment* s = tm->undoGetSegment(op->segmentType(), a.tick);
|
||
if (s) {
|
||
a.e->setParent(s);
|
||
score->undoAddElement(a.e);
|
||
}
|
||
}
|
||
return true;
|
||
}
|
||
|
||
//---------------------------------------------------------
|
||
// fill
|
||
//---------------------------------------------------------
|
||
|
||
void ScoreRange::fill(const Fraction& f)
|
||
{
|
||
const Fraction oldDuration = duration();
|
||
const int oldEndTick = _first->tick() + oldDuration.ticks();
|
||
for (auto t : tracks)
|
||
t->appendGap(f);
|
||
|
||
const int diff = (duration() - oldDuration).ticks();
|
||
for (Spanner* sp : spanner) {
|
||
if (sp->tick2() >= oldEndTick && sp->tick() < oldEndTick)
|
||
sp->setTicks(sp->ticks() + diff);
|
||
}
|
||
}
|
||
|
||
//---------------------------------------------------------
|
||
// truncate
|
||
// reduce len of last gap by f
|
||
//---------------------------------------------------------
|
||
|
||
bool ScoreRange::truncate(const Fraction& f)
|
||
{
|
||
for (TrackList* dl : tracks) {
|
||
if (dl->empty())
|
||
continue;
|
||
Element* e = dl->back();
|
||
if (!e->isRest())
|
||
return false;
|
||
Rest* r = toRest(e);
|
||
if (r->duration() < f)
|
||
return false;
|
||
}
|
||
for (TrackList* dl : tracks)
|
||
dl->truncate(f);
|
||
return true;
|
||
}
|
||
|
||
//---------------------------------------------------------
|
||
// duration
|
||
//---------------------------------------------------------
|
||
|
||
Fraction ScoreRange::duration() const
|
||
{
|
||
return tracks.empty() ? Fraction() : tracks[0]->duration();
|
||
}
|
||
|
||
//---------------------------------------------------------
|
||
// dump
|
||
//---------------------------------------------------------
|
||
|
||
void TrackList::dump() const
|
||
{
|
||
qDebug("elements %d, duration %d/%d", size(), _duration.numerator(), _duration.denominator());
|
||
for (Element* e : *this) {
|
||
if (e->isDurationElement()) {
|
||
Fraction du = toDurationElement(e)->duration();
|
||
qDebug(" %s %d/%d", e->name(), du.numerator(), du.denominator());
|
||
}
|
||
else
|
||
qDebug(" %s", e->name());
|
||
}
|
||
}
|
||
|
||
}
|
||
|