366 lines
12 KiB
C++
366 lines
12 KiB
C++
//=============================================================================
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// MuseScore
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// Music Composition & Notation
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//
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// Copyright (C) 2002-2011 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 "navigate.h"
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#include "element.h"
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#include "clef.h"
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#include "score.h"
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#include "note.h"
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#include "rest.h"
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#include "chord.h"
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#include "system.h"
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#include "segment.h"
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#include "lyrics.h"
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#include "harmony.h"
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#include "utils.h"
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#include "input.h"
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#include "measure.h"
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#include "page.h"
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namespace Ms {
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//---------------------------------------------------------
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// nextChordRest
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// return next Chord or Rest
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//---------------------------------------------------------
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ChordRest* nextChordRest(ChordRest* cr)
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{
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if (!cr)
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return 0;
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if (cr->isGrace()) {
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// cr is a grace note
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Chord* c = static_cast<Chord*>(cr);
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Chord* pc = static_cast<Chord*>(cr->parent());
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auto i = std::find(pc->graceNotes().begin(), pc->graceNotes().end(), c);
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if (i == pc->graceNotes().end())
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return 0;
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++i;
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if (i != pc->graceNotes().end())
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return *i;
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return pc;
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}
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int track = cr->track();
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Segment::SegmentTypes st = Segment::SegChordRest;
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for (Segment* seg = cr->segment()->next1(st); seg; seg = seg->next1(st)) {
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if (seg->measure()->multiMeasure() < 0)
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continue;
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ChordRest* e = static_cast<ChordRest*>(seg->element(track));
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if (e) {
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if (e->type() == Element::CHORD) {
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Chord* c = static_cast<Chord*>(e);
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if (!c->graceNotes().empty())
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return c->graceNotes().front();
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}
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return e;
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}
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}
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return 0;
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}
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//---------------------------------------------------------
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// prevChordRest
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// return previous Chord or Rest
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//---------------------------------------------------------
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ChordRest* prevChordRest(ChordRest* cr)
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{
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if (!cr)
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return 0;
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if (cr->isGrace()) {
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// cr is a grace note
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Chord* c = static_cast<Chord*>(cr);
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Chord* pc = static_cast<Chord*>(cr->parent());
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auto i = std::find(pc->graceNotes().begin(), pc->graceNotes().end(), c);
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if (i == pc->graceNotes().end())
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return 0;
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if (i == pc->graceNotes().begin())
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cr = pc;
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else
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return *--i;
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}
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else {
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if (cr->type() == Element::CHORD) {
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Chord* c = static_cast<Chord*>(cr);
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if (!c->graceNotes().empty())
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return c->graceNotes().back();
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}
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}
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int track = cr->track();
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Segment::SegmentTypes st = Segment::SegChordRest;
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for (Segment* seg = cr->segment()->prev1(st); seg; seg = seg->prev1(st)) {
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if (seg->measure()->multiMeasure() < 0)
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continue;
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ChordRest* e = static_cast<ChordRest*>(seg->element(track));
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if (e)
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return e;
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}
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return 0;
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}
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//---------------------------------------------------------
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// noteLessThan
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//---------------------------------------------------------
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static bool noteLessThan(const Note* n1, const Note* n2)
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{
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return n1->pitch() <= n2->pitch();
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}
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//---------------------------------------------------------
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// upAlt
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// select next higher pitched note in chord
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//---------------------------------------------------------
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Note* Score::upAlt(Element* element)
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{
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Element* re = 0;
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if (element->type() == Element::REST) {
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if (_is.track() <= 0)
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return 0;
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_is.setTrack(_is.track() - 1);
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re = searchNote(static_cast<Rest*>(element)->tick(), _is.track());
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}
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else if (element->type() == Element::NOTE) {
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// find segment
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Chord* chord = static_cast<Note*>(element)->chord();
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Segment* segment = chord->segment();
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// collect all notes for this segment in noteList:
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QList<Note*> rnl;
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int tracks = nstaves() * VOICES;
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for (int track = 0; track < tracks; ++track) {
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Element* el = segment->element(track);
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if (!el || el->type() != Element::CHORD)
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continue;
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rnl.append(static_cast<Chord*>(el)->notes());
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qSort(rnl.begin(), rnl.end(), noteLessThan);
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int idx = rnl.indexOf(static_cast<Note*>(element));
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if (idx < rnl.size()-1)
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++idx;
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re = rnl.value(idx);
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}
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}
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if (re == 0)
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return 0;
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if (re->type() == Element::CHORD)
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re = ((Chord*)re)->notes().front();
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return (Note*)re;
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}
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//---------------------------------------------------------
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// upAltCtrl
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// select top note in chord
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//---------------------------------------------------------
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Note* Score::upAltCtrl(Note* note) const
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{
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return note->chord()->upNote();
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}
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//---------------------------------------------------------
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// downAlt
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// goto next note with lower pitch in chord or to
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// top note in next staff
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//---------------------------------------------------------
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Note* Score::downAlt(Element* element)
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{
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Element* re = 0;
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int staves = nstaves();
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if (element->type() == Element::REST) {
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if ((_is.track() + 1) >= staves * VOICES)
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return 0;
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_is.setTrack(_is.track() + 1);
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re = searchNote(static_cast<Rest*>(element)->tick(), _is.track());
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}
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else if (element->type() == Element::NOTE) {
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// find segment
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Chord* chord = static_cast<Note*>(element)->chord();
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Segment* segment = chord->segment();
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// collect all notes for this segment in noteList:
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QList<Note*> rnl;
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int tracks = nstaves() * VOICES;
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for (int track = 0; track < tracks; ++track) {
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Element* el = segment->element(track);
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if (!el || el->type() != Element::CHORD)
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continue;
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rnl.append(static_cast<Chord*>(el)->notes());
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qSort(rnl.begin(), rnl.end(), noteLessThan);
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int idx = rnl.indexOf(static_cast<Note*>(element));
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if (idx)
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--idx;
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re = rnl.value(idx);
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}
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}
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if (re == 0)
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return 0;
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if (re->type() == Element::CHORD)
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re = static_cast<Chord*>(re)->notes().back();
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return (Note*)re;
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}
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//---------------------------------------------------------
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// downAltCtrl
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// niedrigste Note in Chord selektieren
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//---------------------------------------------------------
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Note* Score::downAltCtrl(Note* note) const
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{
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return note->chord()->downNote();
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}
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//---------------------------------------------------------
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// upStaff
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//---------------------------------------------------------
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ChordRest* Score::upStaff(ChordRest* cr)
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{
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Segment* segment = cr->segment();
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if (cr->staffIdx() == 0)
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return cr;
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for (int track = (cr->staffIdx() - 1) * VOICES; track >= 0; --track) {
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Element* el = segment->element(track);
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if (!el)
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continue;
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if (el->type() == Element::NOTE)
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el = static_cast<Note*>(el)->chord();
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if (el->isChordRest())
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return static_cast<ChordRest*>(el);
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}
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return 0;
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}
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//---------------------------------------------------------
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// downStaff
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//---------------------------------------------------------
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ChordRest* Score::downStaff(ChordRest* cr)
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{
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Segment* segment = cr->segment();
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int tracks = nstaves() * VOICES;
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if (cr->staffIdx() == nstaves() - 1)
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return cr;
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for (int track = (cr->staffIdx() + 1) * VOICES; track < tracks; --track) {
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Element* el = segment->element(track);
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if (!el)
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continue;
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if (el->type() == Element::NOTE)
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el = static_cast<Note*>(el)->chord();
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if (el->isChordRest())
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return static_cast<ChordRest*>(el);
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}
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return 0;
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}
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//---------------------------------------------------------
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// nextMeasure
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//---------------------------------------------------------
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ChordRest* Score::nextMeasure(ChordRest* element, bool selectBehavior)
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{
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if (!element)
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return 0;
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MeasureBase* mb = element->measure()->next();
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while (mb && ((mb->type() != Element::MEASURE) || (mb->type() == Element::MEASURE && static_cast<Measure*>(mb)->multiMeasure() < 0)))
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mb = mb->next();
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Measure* measure = static_cast<Measure*>(mb);
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int endTick = element->measure()->last()->nextChordRest(element->track())->tick();
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bool last = false;
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if (selection().state() == SEL_RANGE) {
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if (element->tick() != endTick && selection().tickEnd() <= endTick) {
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measure = element->measure();
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last = true;
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}
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else if (element->tick() == endTick && selection().isEndActive())
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last = true;
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}
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else if (element->tick() != endTick && selectBehavior) {
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measure = element->measure();
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last = true;
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}
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if (!measure) {
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measure = element->measure();
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last = true;
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}
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int staff = element->staffIdx();
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Segment* startSeg = last ? measure->last() : measure->first();
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for (Segment* seg = startSeg; seg; seg = last ? seg->prev() : seg->next()) {
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int etrack = (staff+1) * VOICES;
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for (int track = staff * VOICES; track < etrack; ++track) {
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Element* pel = seg->element(track);
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if (pel && pel->isChordRest())
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return static_cast<ChordRest*>(pel);
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}
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}
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return 0;
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}
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//---------------------------------------------------------
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// prevMeasure
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//---------------------------------------------------------
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ChordRest* Score::prevMeasure(ChordRest* element)
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{
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if (!element)
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return 0;
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MeasureBase* mb = element->measure()->prev();
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while (mb && ((mb->type() != Element::MEASURE) || (mb->type() == Element::MEASURE && static_cast<Measure*>(mb)->multiMeasure() < 0)))
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mb = mb->prev();
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Measure* measure = static_cast<Measure*>(mb);
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int startTick = element->measure()->first()->nextChordRest(element->track())->tick();
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bool last = false;
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if ((selection().state() == SEL_RANGE)
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&& selection().isEndActive() && selection().startSegment()->tick() <= startTick)
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last = true;
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else if (element->tick() != startTick) {
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measure = element->measure();
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}
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if (!measure) {
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measure = element->measure();
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last = false;
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}
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int staff = element->staffIdx();
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Segment* startSeg = last ? measure->last() : measure->first();
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for (Segment* seg = startSeg; seg; seg = last ? seg->prev() : seg->next()) {
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int etrack = (staff+1) * VOICES;
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for (int track = staff * VOICES; track < etrack; ++track) {
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Element* pel = seg->element(track);
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if (pel && pel->isChordRest())
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return static_cast<ChordRest*>(pel);
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}
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}
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return 0;
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}
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}
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