1234 lines
51 KiB
C++
1234 lines
51 KiB
C++
//=============================================================================
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// MuseScore
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// Music Composition & Notation
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//
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// Copyright (C) 2002-2012 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 "line.h"
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#include "barline.h"
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#include "chord.h"
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#include "lyrics.h"
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#include "measure.h"
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#include "note.h"
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#include "part.h"
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#include "score.h"
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#include "segment.h"
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#include "staff.h"
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#include "sym.h"
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#include "system.h"
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#include "textline.h"
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#include "utils.h"
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#include "xml.h"
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namespace Ms {
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//---------------------------------------------------------
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// LineSegment
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//---------------------------------------------------------
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LineSegment::LineSegment(const LineSegment& s)
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: SpannerSegment(s)
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{
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}
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//---------------------------------------------------------
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// startEdit
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//---------------------------------------------------------
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void LineSegment::startEdit(EditData& ed)
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{
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ed.grips = 3;
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ed.curGrip = Grip::END;
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Element::startEdit(ed);
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}
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//---------------------------------------------------------
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// readProperties
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//---------------------------------------------------------
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bool LineSegment::readProperties(XmlReader& e)
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{
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const QStringRef& tag(e.name());
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if (tag == "subtype")
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setSpannerSegmentType(SpannerSegmentType(e.readInt()));
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else if (tag == "off2") {
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setUserOff2(e.readPoint() * spatium());
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if (!userOff2().isNull())
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setAutoplace(false);
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}
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else if (tag == "pos") {
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setOffset(QPointF());
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setAutoplace(false);
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e.readNext();
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}
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else if (!SpannerSegment::readProperties(e)) {
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e.unknown();
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return false;
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}
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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 LineSegment::read(XmlReader& e)
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{
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while (e.readNextStartElement())
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readProperties(e);
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}
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//---------------------------------------------------------
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// updateGrips
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//---------------------------------------------------------
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void LineSegment::updateGrips(EditData& ed) const
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{
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QPointF pp(pagePos());
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ed.grip[int(Grip::START)].translate(pp);
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ed.grip[int(Grip::END)].translate(pos2() + pp);
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ed.grip[int(Grip::MIDDLE)].translate(pos2() * .5 + pp);
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}
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//---------------------------------------------------------
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// gripAnchor
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// return page coordinates
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//---------------------------------------------------------
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QPointF LineSegment::gripAnchor(Grip grip) const
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{
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// Middle or aperture grip have no anchor
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if (!system() || grip == Grip::MIDDLE || grip == Grip::APERTURE)
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return QPointF(0, 0);
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// note-anchored spanners are relative to the system
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qreal y = spanner()->anchor() == Spanner::Anchor::NOTE ?
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system()->pos().y() : system()->staffYpage(staffIdx());
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if (isMiddleType()) {
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qreal x;
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switch (grip) {
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case Grip::START:
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x = system()->firstMeasure()->abbox().left();
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break;
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case Grip::END:
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x = system()->lastMeasure()->abbox().right();
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break;
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default:
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x = 0; // No Anchor
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y = 0;
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break;
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}
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return QPointF(x, y);
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}
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else {
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if ((grip == Grip::END && isBeginType()) || (grip == Grip::START && isEndType()))
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return QPointF(0, 0);
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else {
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System* s;
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QPointF p(line()->linePos(grip, &s));
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p.ry() += y - system()->pos().y();
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if (s)
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p += s->pos(); // to page coordinates
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return p;
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}
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}
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}
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//---------------------------------------------------------
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// startEditDrag
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//---------------------------------------------------------
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void LineSegment::startEditDrag(EditData& ed)
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{
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ElementEditData* eed = ed.getData(this);
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eed->pushProperty(Pid::OFFSET);
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eed->pushProperty(Pid::OFFSET2);
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}
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//---------------------------------------------------------
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// edit
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// return true if event is accepted
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//---------------------------------------------------------
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bool LineSegment::edit(EditData& ed)
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{
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if (!((ed.modifiers & Qt::ShiftModifier) && (isSingleType() || (isBeginType() && ed.curGrip == Grip::START)
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|| (isEndType() && ed.curGrip == Grip::END))))
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return false;
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LineSegment* ls = 0;
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SpannerSegmentType st = spannerSegmentType(); // may change later
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SLine* l = line();
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int track = l->track();
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int track2 = l->track2(); // assumed to be same as track
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switch (l->anchor()) {
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case Spanner::Anchor::SEGMENT:
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{
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Segment* s1 = spanner()->startSegment();
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Segment* s2 = spanner()->endSegment();
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// check for line going to end of score
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if (spanner()->tick2() >= score()->lastSegment()->tick()) {
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// endSegment calculated above will be the last chord/rest of score
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// but that is not correct - it should be an imaginary note *after* the end of the score
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// best we can do is set s2 to lastSegment (probably the end barline)
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s2 = score()->lastSegment();
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}
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if (!s1 && !s2) {
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qDebug("LineSegment::edit: no start/end segment");
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return true;
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}
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if (ed.key == Qt::Key_Left) {
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if (ed.curGrip == Grip::START)
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s1 = prevSeg1(s1, track);
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else if (ed.curGrip == Grip::END || ed.curGrip == Grip::MIDDLE)
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s2 = prevSeg1(s2, track2);
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}
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else if (ed.key == Qt::Key_Right) {
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if (ed.curGrip == Grip::START)
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s1 = nextSeg1(s1, track);
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else if (ed.curGrip == Grip::END || ed.curGrip == Grip::MIDDLE) {
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Segment* ns2 = nextSeg1(s2, track2);
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if (ns2)
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s2 = ns2;
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else
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s2 = score()->lastSegment();
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}
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}
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if (s1 == 0 || s2 == 0 || s1->tick() >= s2->tick())
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return true;
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spanner()->undoChangeProperty(Pid::SPANNER_TICK, s1->tick());
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spanner()->undoChangeProperty(Pid::SPANNER_TICKS, s2->tick() - s1->tick());
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}
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break;
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case Spanner::Anchor::NOTE:
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{
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Note* note1 = toNote(l->startElement());
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Note* note2 = toNote(l->endElement());
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Note* oldNote1 = note1;
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Note* oldNote2 = note2;
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if (!note1 && !note2) {
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qDebug("LineSegment::edit: no start/end note");
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return true; // accept the event without doing anything
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}
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switch (ed.key) {
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case Qt::Key_Left:
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if (ed.curGrip == Grip::START)
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note1 = prevChordNote(note1);
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else if (ed.curGrip == Grip::END || ed.curGrip == Grip::MIDDLE)
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note2 = prevChordNote(note2);
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break;
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case Qt::Key_Right:
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if (ed.curGrip == Grip::START)
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note1 = nextChordNote(note1);
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else if (ed.curGrip == Grip::END || ed.curGrip == Grip::MIDDLE)
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note2 = nextChordNote(note2);
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break;
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case Qt::Key_Up:
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if (ed.curGrip == Grip::START)
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note1 = toNote(score()->upAlt(note1));
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else if (ed.curGrip == Grip::END || ed.curGrip == Grip::MIDDLE)
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note2 = toNote(score()->upAlt(note2));
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break;
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case Qt::Key_Down:
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if (ed.curGrip == Grip::START)
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note1 = toNote(score()->downAlt(note1));
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else if (ed.curGrip == Grip::END || ed.curGrip == Grip::MIDDLE)
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note2 = toNote(score()->downAlt(note2));
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break;
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default:
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return true;
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}
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// check prevChordNote() and nextchordNote() didn't return null
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// OR Score::upAlt() and Score::downAlt() didn't return non-Note (notably rests)
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// OR spanner duration is > 0
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// OR note1 and note2 didn't end up in different instruments
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// if this is the case, accepts the event and return without doing nothing
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if (!note1 || !note2
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|| !note1->isNote() || !note2->isNote()
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|| note1->chord()->tick() >= note2->chord()->tick()
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|| note1->chord()->staff()->part()->instrument(note1->chord()->tick())
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!= note2->chord()->staff()->part()->instrument(note2->chord()->tick()) )
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return true;
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if (note1 != oldNote1 || note2 != oldNote2)
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spanner()->setNoteSpan(note1, note2); // set new spanner span
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}
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break;
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case Spanner::Anchor::MEASURE:
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case Spanner::Anchor::CHORD:
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{
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Measure* m1 = l->startMeasure();
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Measure* m2 = l->endMeasure();
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if (ed.key == Qt::Key_Left) {
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if (ed.curGrip == Grip::START) {
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if (m1->prevMeasure())
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m1 = m1->prevMeasure();
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}
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else if (ed.curGrip == Grip::END || ed.curGrip == Grip::MIDDLE) {
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Measure* m = m2->prevMeasure();
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if (m)
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m2 = m;
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}
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}
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else if (ed.key == Qt::Key_Right) {
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if (ed.curGrip == Grip::START) {
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if (m1->nextMeasure())
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m1 = m1->nextMeasure();
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}
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else if (ed.curGrip == Grip::END || ed.curGrip == Grip::MIDDLE) {
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if (m2->nextMeasure())
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m2 = m2->nextMeasure();
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}
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}
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if (m1->tick() > m2->tick())
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return true;
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if (l->startElement() != m1) {
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spanner()->undoChangeProperty(Pid::SPANNER_TICK, m1->tick());
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spanner()->undoChangeProperty(Pid::SPANNER_TICKS, m2->endTick() - m1->tick());
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}
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else if (l->endElement() != m2) {
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spanner()->undoChangeProperty(Pid::SPANNER_TICKS, m2->endTick() - m1->tick());
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}
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}
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}
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triggerLayout();
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l->layout(); // recompute segment list, segment type may change
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LineSegment* nls = 0;
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if (st == SpannerSegmentType::SINGLE) {
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if (ed.curGrip == Grip::START)
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nls = l->frontSegment();
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else if (ed.curGrip == Grip::END)
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nls = l->backSegment();
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}
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else if (st == SpannerSegmentType::BEGIN)
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nls = l->frontSegment();
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else if (st == SpannerSegmentType::END)
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nls = l->backSegment();
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else
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qDebug("spannerSegmentType %d", int(spannerSegmentType()));
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if (nls && (nls != this))
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ed.view->changeEditElement(nls);
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if (ls)
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score()->undoRemoveElement(ls);
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triggerLayout();
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return true;
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}
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//---------------------------------------------------------
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// editDrag
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//---------------------------------------------------------
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void LineSegment::editDrag(EditData& ed)
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{
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// Only for resizing according to the diagonal properties
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QPointF deltaResize(ed.delta.x(), line()->diagonal() ? ed.delta.y() : 0.0);
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switch (ed.curGrip) {
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case Grip::START: // Resize the begin of element (left grip)
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setOffset(offset() + deltaResize);
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_offset2 -= deltaResize;
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break;
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case Grip::END: // Resize the end of element (right grip)
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_offset2 += deltaResize;
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break;
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case Grip::MIDDLE: { // Move the element (middle grip)
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// Only for moving, no y limitaion
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QPointF deltaMove(ed.delta.x(), ed.delta.y());
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setOffset(offset() + deltaMove);
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}
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break;
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default:
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break;
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}
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if (line()->anchor() == Spanner::Anchor::NOTE && ed.isStartEndGrip()) {
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//
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// if we touch a different note, change anchor
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//
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Element* e = ed.view->elementNear(ed.pos);
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if (e && e->isNote()) {
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SLine* l = line();
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if (ed.curGrip == Grip::END && e != line()->endElement()) {
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qDebug("LineSegment: move end anchor");
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Note* noteOld = toNote(l->endElement());
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Note* noteNew = toNote(e);
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Note* sNote = toNote(l->startElement());
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// do not change anchor if new note is before start note
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if (sNote && sNote->chord() && noteNew->chord() && sNote->chord()->tick() < noteNew->chord()->tick()) {
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noteOld->removeSpannerBack(l);
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noteNew->addSpannerBack(l);
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l->setEndElement(noteNew);
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_offset2 += noteOld->canvasPos() - noteNew->canvasPos();
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}
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}
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else if (ed.curGrip == Grip::START && e != l->startElement())
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qDebug("LineSegment: move start anchor (not impl.)");
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}
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}
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triggerLayout();
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}
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//---------------------------------------------------------
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// spatiumChanged
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//---------------------------------------------------------
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void LineSegment::spatiumChanged(qreal ov, qreal nv)
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{
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Element::spatiumChanged(ov, nv);
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_offset2 *= nv / ov;
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}
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//---------------------------------------------------------
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// localSpatiumChanged
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//---------------------------------------------------------
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void LineSegment::localSpatiumChanged(qreal ov, qreal nv)
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{
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Element::localSpatiumChanged(ov, nv);
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_offset2 *= nv / ov;
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}
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//---------------------------------------------------------
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// propertyDelegate
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//---------------------------------------------------------
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Element* LineSegment::propertyDelegate(Pid pid)
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{
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if (pid == Pid::DIAGONAL
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|| pid == Pid::LINE_COLOR
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|| pid == Pid::LINE_WIDTH
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|| pid == Pid::LINE_STYLE
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|| pid == Pid::DASH_LINE_LEN
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|| pid == Pid::DASH_GAP_LEN)
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return spanner();
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return SpannerSegment::propertyDelegate(pid);
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}
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//---------------------------------------------------------
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// dragAnchor
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//---------------------------------------------------------
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QLineF LineSegment::dragAnchor() const
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{
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if (spannerSegmentType() != SpannerSegmentType::SINGLE && spannerSegmentType() != SpannerSegmentType::BEGIN)
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return QLineF();
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System* s;
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QPointF p = line()->linePos(Grip::START, &s);
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p += QPointF(s->canvasPos().x(), s->staffCanvasYpage(line()->staffIdx()));
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return QLineF(p, canvasPos());
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}
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//---------------------------------------------------------
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// SLine
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//---------------------------------------------------------
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SLine::SLine(Score* s, ElementFlags f)
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: Spanner(s, f)
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{
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setTrack(0);
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_lineWidth = 0.15 * spatium();
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}
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SLine::SLine(const SLine& s)
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: Spanner(s)
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{
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_diagonal = s._diagonal;
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_lineWidth = s._lineWidth;
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_lineColor = s._lineColor;
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_lineStyle = s._lineStyle;
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_dashLineLen = s._dashLineLen;
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_dashGapLen = s._dashGapLen;
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}
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//---------------------------------------------------------
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// linePos
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// Anchor::NOTE: return anchor note position in system coordinates
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// Other: return (x position (relative to what?), 0)
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//---------------------------------------------------------
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QPointF SLine::linePos(Grip grip, System** sys) const
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{
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qreal x = 0.0;
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qreal sp = staff()->spatium(tick());
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switch (anchor()) {
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case Spanner::Anchor::SEGMENT:
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{
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ChordRest* cr;
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if (grip == Grip::START) {
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cr = toChordRest(startElement());
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if (cr && type() == ElementType::OTTAVA) {
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// some sources say to center the text over the notehead
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// others say to start the text just to left of notehead
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// some say to include accidental, others don't
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// our compromise - left align, but account for accidental
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if (cr->durationType() == TDuration::DurationType::V_MEASURE && !cr->measure()->hasVoices(cr->staffIdx()))
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x = cr->x(); // center for measure rests
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//TODO else if (cr->spaceLw > 0.0)
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// x = -cr->spaceLw; // account for accidentals, etc
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}
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}
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else {
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cr = toChordRest(endElement());
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if (isOttava()) {
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if (cr && cr->durationType() == TDuration::DurationType::V_MEASURE) {
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x = cr->x() + cr->width() + sp;
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}
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else if (cr) {
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// lay out just past right edge of all notes for this segment on this staff
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Segment* s = cr->segment();
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int startTrack = staffIdx() * VOICES;
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int endTrack = startTrack + VOICES;
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qreal width = 0.0;
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// dont consider full measure rests, which are centered
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// (TODO: what if there is only a full measure rest?)
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for (int track = startTrack; track < endTrack; ++track) {
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ChordRest* cr1 = toChordRest(s->element(track));
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if (!cr1)
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continue;
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if (cr1->isChord()) {
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for (Note* n : toChord(cr1)->notes())
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width = qMax(width, n->shape().right() + n->pos().x() + cr1->pos().x());
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}
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else if (cr1->isRest() && (cr1->actualDurationType() != TDuration::DurationType::V_MEASURE))
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width = qMax(width, cr1->bbox().right() + cr1->pos().x());
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}
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x = width + sp;
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// extend past chord/rest
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// but don't overlap next chord/rest
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bool crFound = false;
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int n = staffIdx() * VOICES;
|
|
Segment* ns = s->next();
|
|
while (ns) {
|
|
for (int i = 0; i < VOICES; ++i) {
|
|
if (ns->element(n + i)) {
|
|
crFound = true;
|
|
break;
|
|
}
|
|
}
|
|
if (crFound)
|
|
break;
|
|
ns = ns->next();
|
|
}
|
|
if (crFound) {
|
|
qreal nextNoteDistance = ns->x() - s->x() + lineWidth();
|
|
if (x > nextNoteDistance)
|
|
x = qMax(width, nextNoteDistance);
|
|
}
|
|
}
|
|
}
|
|
else if (isLyricsLine() && toLyrics(parent())->ticks() > 0) {
|
|
// melisma line
|
|
// it is possible CR won't be in correct track
|
|
// prefer element in current track if available
|
|
if (!cr)
|
|
qDebug("no end for lyricsline segment - start %d, ticks %d", tick(), ticks());
|
|
else if (cr->track() != track()) {
|
|
Element* e = cr->segment()->element(track());
|
|
if (e)
|
|
cr = toChordRest(e);
|
|
}
|
|
// layout to right edge of CR
|
|
// if next segment is not a chord with lyrics which spans to the left
|
|
if (cr) {
|
|
bool extendToRight = true;
|
|
Segment* seg = cr->segment();
|
|
seg = seg->next(SegmentType::ChordRest);
|
|
if (seg) {
|
|
ChordRest* cr2 = seg->cr(cr->track());
|
|
if (cr2 && !cr2->lyrics().empty())
|
|
extendToRight = false;
|
|
}
|
|
if (extendToRight) {
|
|
qreal maxRight = 0.0;
|
|
if (cr->isChord()) {
|
|
// chord bbox() is unreliable, look at notes
|
|
// this also allows us to more easily ignore ledger lines
|
|
for (Note* n : toChord(cr)->notes())
|
|
maxRight = qMax(maxRight, cr->x() + n->x() + n->bboxRightPos());
|
|
}
|
|
else {
|
|
// rest - won't normally happen
|
|
maxRight = cr->x() + cr->width();
|
|
}
|
|
x = maxRight; // cr->width()
|
|
}
|
|
}
|
|
}
|
|
else if (isHairpin() || isTrill() || isVibrato() || isTextLine() || isLyricsLine()) {
|
|
// (for LYRICSLINE, this is hyphen; melisma line is handled above)
|
|
// lay out to just before next chordrest on this staff, or barline
|
|
// tick2 actually tells us the right chordrest to look for
|
|
if (cr && endElement()->parent() && endElement()->parent()->type() == ElementType::SEGMENT) {
|
|
qreal x2 = cr->x() /* TODO + cr->space().rw() */;
|
|
Segment* currentSeg = toSegment(endElement()->parent());
|
|
Segment* seg = score()->tick2segmentMM(tick2(), false, SegmentType::ChordRest);
|
|
if (!seg) {
|
|
// no end segment found, use measure width
|
|
x2 = endElement()->parent()->parent()->width() - sp;
|
|
}
|
|
else if (currentSeg->measure() == seg->measure()) {
|
|
// next chordrest found in same measure;
|
|
// end line 1sp to left
|
|
x2 = qMax(x2, seg->x() - sp);
|
|
}
|
|
else {
|
|
// next chordrest is in next measure
|
|
// lay out to end (barline) of current measure instead
|
|
seg = currentSeg->next(SegmentType::EndBarLine);
|
|
if (!seg)
|
|
seg = currentSeg->measure()->last();
|
|
// allow lyrics hyphen to extend to barline
|
|
// other lines stop 1sp short
|
|
qreal gap = (type() == ElementType::LYRICSLINE) ? 0.0 : sp;
|
|
x2 = qMax(x2, seg->x() - gap);
|
|
}
|
|
x = x2 - endElement()->parent()->x();
|
|
}
|
|
}
|
|
}
|
|
|
|
int t = grip == Grip::START ? tick() : tick2();
|
|
Measure* m = cr ? cr->measure() : score()->tick2measure(t);
|
|
|
|
if (m) {
|
|
x += cr ? cr->segment()->pos().x() + m->pos().x() : m->tick2pos(t);
|
|
*sys = m->system();
|
|
}
|
|
else
|
|
*sys = 0;
|
|
}
|
|
break;
|
|
|
|
case Spanner::Anchor::MEASURE:
|
|
{
|
|
// anchor() == Anchor::MEASURE
|
|
const Measure* m;
|
|
if (grip == Grip::START) {
|
|
m = startMeasure();
|
|
// start after clef/key
|
|
qreal offset = 0.0;
|
|
Segment* s = m->first(SegmentType::ChordRest);
|
|
if (s) {
|
|
s = s->prev();
|
|
if (s) {
|
|
offset = s->x();
|
|
Element* e = s->element(staffIdx() * VOICES);
|
|
if (e)
|
|
offset += e->width();
|
|
}
|
|
}
|
|
x = m->pos().x() + offset;
|
|
if (score()->styleB(Sid::createMultiMeasureRests) && m->hasMMRest()) {
|
|
x = m->mmRest()->pos().x();
|
|
}
|
|
}
|
|
else {
|
|
qreal _spatium = spatium();
|
|
|
|
if (score()->styleB(Sid::createMultiMeasureRests)) {
|
|
// find the actual measure where the volta should stop
|
|
m = startMeasure();
|
|
if (m->hasMMRest())
|
|
m = m->mmRest();
|
|
while (m->nextMeasureMM() && (m->endTick() < tick2()))
|
|
m = m->nextMeasureMM();
|
|
}
|
|
else {
|
|
m = endMeasure();
|
|
}
|
|
|
|
// back up to barline (skip courtesy elements)
|
|
Segment* seg = m->last();
|
|
while (seg && seg->segmentType() != SegmentType::EndBarLine)
|
|
seg = seg->prev();
|
|
if (!seg || !seg->enabled()) {
|
|
// no end bar line; look for BeginBarLine of next measure
|
|
Measure* nm = m->nextMeasure();
|
|
if (nm->system() == m->system())
|
|
seg = nm->first(SegmentType::BeginBarLine);
|
|
}
|
|
qreal mwidth = seg ? seg->x() : m->bbox().right();
|
|
x = m->pos().x() + mwidth;
|
|
// align to barline
|
|
if (seg && seg->isEndBarLineType()) {
|
|
Element* e = seg->element(0);
|
|
if (e && e->type() == ElementType::BAR_LINE) {
|
|
BarLineType blt = toBarLine(e)->barLineType();
|
|
switch (blt) {
|
|
case BarLineType::END_REPEAT:
|
|
// skip dots
|
|
x += symWidth(SymId::repeatDot);
|
|
x += score()->styleS(Sid::endBarDistance).val() * _spatium;
|
|
// fall through
|
|
case BarLineType::DOUBLE:
|
|
// center on leftmost (thinner) barline
|
|
x += score()->styleS(Sid::doubleBarWidth).val() * _spatium * 0.5;
|
|
break;
|
|
case BarLineType::START_REPEAT:
|
|
// center on leftmost (thicker) barline
|
|
x += score()->styleS(Sid::endBarWidth).val() * _spatium * 0.5;
|
|
break;
|
|
default:
|
|
// center on barline
|
|
x += score()->styleS(Sid::barWidth).val() * _spatium * 0.5;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if (score()->styleB(Sid::createMultiMeasureRests))
|
|
m = m->mmRest1();
|
|
Q_ASSERT(m->system());
|
|
*sys = m->system();
|
|
}
|
|
break;
|
|
|
|
case Spanner::Anchor::NOTE: {
|
|
Element* e = grip == Grip::START ? startElement() : endElement();
|
|
if (!e)
|
|
return QPointF();
|
|
System* s = toNote(e)->chord()->segment()->system();
|
|
if (s == 0) {
|
|
qDebug("no system: %s start %s chord parent %s\n", name(), e->name(), toNote(e)->chord()->parent()->name());
|
|
return QPointF();
|
|
}
|
|
*sys = s;
|
|
// return the position of the anchor note relative to the system
|
|
// QPointF elemPagePos = e->pagePos(); // DEBUG
|
|
// QPointF systPagePos = s->pagePos();
|
|
// qreal staffYPage = s->staffYpage(e->staffIdx());
|
|
return e->pagePos() - s->pagePos();
|
|
}
|
|
|
|
case Spanner::Anchor::CHORD:
|
|
qFatal("Sline::linePos(): anchor not implemented");
|
|
break;
|
|
}
|
|
return QPointF(x, 0.0);
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// layoutSystem
|
|
// layout spannersegment for system
|
|
//---------------------------------------------------------
|
|
|
|
SpannerSegment* SLine::layoutSystem(System* system)
|
|
{
|
|
int stick = system->firstMeasure()->tick();
|
|
int etick = system->lastMeasure()->endTick();
|
|
|
|
LineSegment* lineSegm = 0;
|
|
for (SpannerSegment* ss : segments) {
|
|
if (!ss->system()) {
|
|
lineSegm = toLineSegment(ss);
|
|
break;
|
|
}
|
|
}
|
|
if (!lineSegm) {
|
|
lineSegm = createLineSegment();
|
|
add(lineSegm);
|
|
}
|
|
lineSegm->setSystem(system);
|
|
lineSegm->setSpanner(this);
|
|
|
|
SpannerSegmentType sst;
|
|
if (tick() >= stick) {
|
|
//
|
|
// this is the first call to layoutSystem,
|
|
// processing the first line segment
|
|
//
|
|
computeStartElement();
|
|
computeEndElement();
|
|
sst = tick2() <= etick ? SpannerSegmentType::SINGLE : SpannerSegmentType::BEGIN;
|
|
}
|
|
else if (tick() < stick && tick2() > etick) {
|
|
sst = SpannerSegmentType::MIDDLE;
|
|
}
|
|
else {
|
|
//
|
|
// this is the last call to layoutSystem
|
|
// processing the last line segment
|
|
//
|
|
sst = SpannerSegmentType::END;
|
|
}
|
|
lineSegm->setSpannerSegmentType(sst);
|
|
|
|
switch (sst) {
|
|
case SpannerSegmentType::SINGLE: {
|
|
System* s;
|
|
QPointF p1 = linePos(Grip::START, &s);
|
|
QPointF p2 = linePos(Grip::END, &s);
|
|
qreal len = p2.x() - p1.x();
|
|
lineSegm->setPos(p1);
|
|
lineSegm->setPos2(QPointF(len, p2.y() - p1.y()));
|
|
}
|
|
break;
|
|
case SpannerSegmentType::BEGIN: {
|
|
System* s;
|
|
QPointF p1 = linePos(Grip::START, &s);
|
|
lineSegm->setPos(p1);
|
|
qreal x2 = system->bbox().right();
|
|
lineSegm->setPos2(QPointF(x2 - p1.x(), 0.0));
|
|
}
|
|
break;
|
|
case SpannerSegmentType::MIDDLE: {
|
|
Measure* firstMeasure = system->firstMeasure();
|
|
Segment* firstCRSeg = firstMeasure->first(SegmentType::ChordRest);
|
|
qreal x1 = (firstCRSeg ? firstCRSeg->pos().x() : 0) + firstMeasure->pos().x();
|
|
qreal x2 = system->bbox().right();
|
|
System* s;
|
|
QPointF p1 = linePos(Grip::START, &s);
|
|
lineSegm->setPos(QPointF(x1, p1.y()));
|
|
lineSegm->setPos2(QPointF(x2 - x1, 0.0));
|
|
}
|
|
break;
|
|
case SpannerSegmentType::END: {
|
|
qreal offset = 0.0;
|
|
System* s;
|
|
QPointF p2 = linePos(Grip::END, &s);
|
|
Measure* firstMeas = system->firstMeasure();
|
|
Segment* firstCRSeg = firstMeas->first(SegmentType::ChordRest);
|
|
if (anchor() == Anchor::SEGMENT || anchor() == Anchor::MEASURE) {
|
|
// start line just after previous element (eg, key signature)
|
|
firstCRSeg = firstCRSeg->prev();
|
|
Element* e = firstCRSeg ? firstCRSeg->element(staffIdx() * VOICES) : nullptr;
|
|
if (e)
|
|
offset = e->width();
|
|
}
|
|
qreal x1 = (firstCRSeg ? firstCRSeg->pos().x() : 0) + firstMeas->pos().x() + offset;
|
|
qreal len = p2.x() - x1;
|
|
lineSegm->setPos(QPointF(p2.x() - len, p2.y()));
|
|
lineSegm->setPos2(QPointF(len, 0.0));
|
|
#if 1
|
|
QList<SpannerSegment*> sl;
|
|
for (SpannerSegment* ss : segments) {
|
|
if (ss->system())
|
|
sl.push_back(ss);
|
|
else {
|
|
qDebug("delete spanner segment %s", ss->name());
|
|
score()->selection().remove(ss);
|
|
delete ss;
|
|
}
|
|
}
|
|
segments.swap(sl);
|
|
#endif
|
|
}
|
|
break;
|
|
}
|
|
lineSegm->layout();
|
|
#if 0
|
|
QList<SpannerSegment*> sl;
|
|
for (SpannerSegment* ss : segments) {
|
|
if (ss->system())
|
|
sl.push_back(ss);
|
|
else {
|
|
qDebug("delete spanner segment %s", ss->name());
|
|
delete ss;
|
|
}
|
|
}
|
|
segments.swap(sl);
|
|
#endif
|
|
return lineSegm;
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// layout
|
|
// compute segments from tick1 tick2
|
|
// (obsolete)
|
|
//---------------------------------------------------------
|
|
|
|
void SLine::layout()
|
|
{
|
|
if (score() == gscore || tick() == -1 || tick2() == 1) {
|
|
//
|
|
// when used in a palette or while dragging from palette,
|
|
// SLine has no parent and
|
|
// tick and tick2 has no meaning so no layout is
|
|
// possible and needed
|
|
//
|
|
setLen(gscore->spatium() * 7);
|
|
if (!spannerSegments().empty()) {
|
|
LineSegment* lineSegm = frontSegment();
|
|
lineSegm->layout();
|
|
setbbox(lineSegm->bbox());
|
|
}
|
|
return;
|
|
}
|
|
|
|
computeStartElement();
|
|
computeEndElement();
|
|
|
|
System* s1;
|
|
System* s2;
|
|
QPointF p1(linePos(Grip::START, &s1));
|
|
QPointF p2(linePos(Grip::END, &s2));
|
|
|
|
const QList<System*>& systems = score()->systems();
|
|
int sysIdx1 = systems.indexOf(s1);
|
|
int sysIdx2 = systems.indexOf(s2);
|
|
int segmentsNeeded = 0;
|
|
|
|
if (sysIdx1 == -1 || sysIdx2 == -1)
|
|
return;
|
|
|
|
for (int i = sysIdx1; i <= sysIdx2; ++i) {
|
|
if (systems.at(i)->vbox())
|
|
continue;
|
|
++segmentsNeeded;
|
|
}
|
|
|
|
int segCount = spannerSegments().size();
|
|
|
|
if (segmentsNeeded != segCount) {
|
|
if (segmentsNeeded > segCount) {
|
|
int n = segmentsNeeded - segCount;
|
|
for (int i = 0; i < n; ++i) {
|
|
LineSegment* lineSegm = createLineSegment();
|
|
add(lineSegm);
|
|
// set user offset to previous segment's offset
|
|
if (segCount > 0)
|
|
lineSegm->setOffset(QPointF(0, segmentAt(segCount+i-1)->offset().y()));
|
|
else
|
|
lineSegm->setOffset(QPointF(0, offset().y()));
|
|
}
|
|
}
|
|
else {
|
|
int n = segCount - segmentsNeeded;
|
|
// qDebug("SLine: segments %d needed %d, remove %d", segCount, segmentsNeeded, n);
|
|
for (int i = 0; i < n; ++i) {
|
|
if (spannerSegments().empty()) {
|
|
qDebug("SLine::layout(): no segment %d, %d expected", i, n);
|
|
break;
|
|
}
|
|
else {
|
|
/*LineSegment* lineSegm =*/ takeLastSegment();
|
|
// delete lineSegm;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
int segIdx = 0;
|
|
for (int i = sysIdx1; i <= sysIdx2; ++i) {
|
|
System* system = systems.at(i);
|
|
if (system->vbox())
|
|
continue;
|
|
LineSegment* lineSegm = segmentAt(segIdx++);
|
|
lineSegm->setTrack(track()); // DEBUG
|
|
lineSegm->setSystem(system);
|
|
|
|
Measure* firstMeas = system->firstMeasure();
|
|
Segment* firstCRSeg = firstMeas->first(SegmentType::ChordRest);
|
|
|
|
if (sysIdx1 == sysIdx2) {
|
|
// single segment
|
|
lineSegm->setSpannerSegmentType(SpannerSegmentType::SINGLE);
|
|
qreal len = p2.x() - p1.x();
|
|
// enforcing a minimum length would be possible but inadvisable
|
|
// the line length calculations are tuned well enough that this should not be needed
|
|
//if (anchor() == Anchor::SEGMENT && type() != ElementType::PEDAL)
|
|
// len = qMax(1.0 * spatium(), len);
|
|
lineSegm->setPos(p1);
|
|
lineSegm->setPos2(QPointF(len, p2.y() - p1.y()));
|
|
}
|
|
else if (i == sysIdx1) {
|
|
// start segment
|
|
lineSegm->setSpannerSegmentType(SpannerSegmentType::BEGIN);
|
|
lineSegm->setPos(p1);
|
|
qreal x2 = system->bbox().right();
|
|
lineSegm->setPos2(QPointF(x2 - p1.x(), 0.0));
|
|
}
|
|
else if (i > 0 && i != sysIdx2) {
|
|
// middle segment
|
|
lineSegm->setSpannerSegmentType(SpannerSegmentType::MIDDLE);
|
|
qreal x1 = (firstCRSeg ? firstCRSeg->pos().x() : 0) + firstMeas->pos().x();
|
|
qreal x2 = system->bbox().right();
|
|
lineSegm->setPos(QPointF(x1, p1.y()));
|
|
lineSegm->setPos2(QPointF(x2 - x1, 0.0));
|
|
}
|
|
else if (i == sysIdx2) {
|
|
// end segment
|
|
qreal offset = 0.0;
|
|
qreal minLen = 0.0;
|
|
if (anchor() == Anchor::SEGMENT || anchor() == Anchor::MEASURE) {
|
|
// start line just after previous element (eg, key signature)
|
|
firstCRSeg = firstCRSeg->prev();
|
|
Element* e = firstCRSeg ? firstCRSeg->element(staffIdx() * VOICES) : nullptr;
|
|
if (e)
|
|
offset = e->width();
|
|
// enforcing a minimum length would be possible but inadvisable
|
|
// the line length calculations are tuned well enough that this should not be needed
|
|
//if (type() != ElementType::PEDAL)
|
|
// minLen = 1.0 * spatium();
|
|
}
|
|
qreal x1 = (firstCRSeg ? firstCRSeg->pos().x() : 0) + firstMeas->pos().x() + offset;
|
|
qreal len = qMax(minLen, p2.x() - x1);
|
|
lineSegm->setSpannerSegmentType(SpannerSegmentType::END);
|
|
lineSegm->setPos(QPointF(p2.x() - len, p2.y()));
|
|
lineSegm->setPos2(QPointF(len, 0.0));
|
|
}
|
|
lineSegm->layout();
|
|
}
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// writeProperties
|
|
// write properties different from prototype
|
|
//---------------------------------------------------------
|
|
|
|
void SLine::writeProperties(XmlWriter& xml) const
|
|
{
|
|
if (!endElement()) {
|
|
((Spanner*)this)->computeEndElement(); // HACK
|
|
if (!endElement())
|
|
xml.tag("ticks", ticks());
|
|
}
|
|
Spanner::writeProperties(xml);
|
|
if (_diagonal)
|
|
xml.tag("diagonal", _diagonal);
|
|
writeProperty(xml, Pid::LINE_WIDTH);
|
|
writeProperty(xml, Pid::LINE_STYLE);
|
|
writeProperty(xml, Pid::LINE_COLOR);
|
|
writeProperty(xml, Pid::ANCHOR);
|
|
writeProperty(xml, Pid::DASH_LINE_LEN);
|
|
writeProperty(xml, Pid::DASH_GAP_LEN);
|
|
if (score() == gscore) {
|
|
// when used as icon
|
|
if (!spannerSegments().empty()) {
|
|
LineSegment* s = frontSegment();
|
|
xml.tag("length", s->pos2().x());
|
|
}
|
|
else
|
|
xml.tag("length", spatium() * 4);
|
|
return;
|
|
}
|
|
//
|
|
// check if user has modified the default layout
|
|
//
|
|
bool modified = false;
|
|
for (const SpannerSegment* seg : spannerSegments()) {
|
|
if (!seg->autoplace() || !seg->visible()) {
|
|
modified = true;
|
|
break;
|
|
}
|
|
}
|
|
if (!modified)
|
|
return;
|
|
|
|
//
|
|
// write user modified layout
|
|
//
|
|
qreal _spatium = spatium();
|
|
for (const SpannerSegment* seg : spannerSegments()) {
|
|
xml.stag("Segment");
|
|
xml.tag("subtype", int(seg->spannerSegmentType()));
|
|
xml.tag("off2", seg->userOff2() / _spatium);
|
|
seg->Element::writeProperties(xml);
|
|
xml.etag();
|
|
}
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// readProperties
|
|
//---------------------------------------------------------
|
|
|
|
bool SLine::readProperties(XmlReader& e)
|
|
{
|
|
const QStringRef& tag(e.name());
|
|
|
|
if (tag == "tick2") { // obsolete
|
|
if (tick() == -1) // not necessarily set (for first note of score?) #30151
|
|
setTick(e.tick());
|
|
setTick2(e.readInt());
|
|
}
|
|
else if (tag == "tick") // obsolete
|
|
setTick(e.readInt());
|
|
else if (tag == "ticks")
|
|
setTicks(e.readInt());
|
|
else if (tag == "Segment") {
|
|
LineSegment* ls = createLineSegment();
|
|
ls->setTrack(track()); // needed in read to get the right staff mag
|
|
ls->read(e);
|
|
add(ls);
|
|
ls->setVisible(visible());
|
|
}
|
|
else if (tag == "length")
|
|
setLen(e.readDouble());
|
|
else if (tag == "diagonal")
|
|
setDiagonal(e.readInt());
|
|
else if (tag == "anchor")
|
|
setAnchor(Anchor(e.readInt()));
|
|
else if (tag == "lineWidth")
|
|
_lineWidth = e.readDouble() * spatium();
|
|
else if (tag == "lineStyle")
|
|
_lineStyle = Qt::PenStyle(e.readInt());
|
|
else if (tag == "dashLineLength")
|
|
_dashLineLen = e.readDouble();
|
|
else if (tag == "dashGapLength")
|
|
_dashGapLen = e.readDouble();
|
|
else if (tag == "lineColor")
|
|
_lineColor = e.readColor();
|
|
else if (!Element::readProperties(e))
|
|
return false;
|
|
return true;
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// setLen
|
|
// used to create an element suitable for palette
|
|
//---------------------------------------------------------
|
|
|
|
void SLine::setLen(qreal l)
|
|
{
|
|
if (spannerSegments().empty())
|
|
add(createLineSegment());
|
|
LineSegment* s = frontSegment();
|
|
s->setPos(QPointF());
|
|
s->setPos2(QPointF(l, 0));
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// bbox
|
|
// used by palette: only one segment
|
|
//---------------------------------------------------------
|
|
|
|
const QRectF& SLine::bbox() const
|
|
{
|
|
if (spannerSegments().empty())
|
|
setbbox(QRectF());
|
|
else
|
|
setbbox(segmentAt(0)->bbox());
|
|
return Element::bbox();
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// write
|
|
//---------------------------------------------------------
|
|
|
|
void SLine::write(XmlWriter& xml) const
|
|
{
|
|
xml.stag(name());
|
|
SLine::writeProperties(xml);
|
|
xml.etag();
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// read
|
|
//---------------------------------------------------------
|
|
|
|
void SLine::read(XmlReader& e)
|
|
{
|
|
foreach(SpannerSegment* seg, spannerSegments())
|
|
delete seg;
|
|
spannerSegments().clear();
|
|
|
|
if (score()->mscVersion() < 301)
|
|
e.addSpanner(e.intAttribute("id", -1), this);
|
|
|
|
while (e.readNextStartElement()) {
|
|
if (!SLine::readProperties(e))
|
|
e.unknown();
|
|
}
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// getProperty
|
|
//---------------------------------------------------------
|
|
|
|
QVariant SLine::getProperty(Pid id) const
|
|
{
|
|
switch (id) {
|
|
case Pid::DIAGONAL:
|
|
return _diagonal;
|
|
case Pid::LINE_COLOR:
|
|
return _lineColor;
|
|
case Pid::LINE_WIDTH:
|
|
return _lineWidth;
|
|
case Pid::LINE_STYLE:
|
|
return QVariant(int(_lineStyle));
|
|
case Pid::DASH_LINE_LEN:
|
|
return dashLineLen();
|
|
case Pid::DASH_GAP_LEN:
|
|
return dashGapLen();
|
|
default:
|
|
return Spanner::getProperty(id);
|
|
}
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// setProperty
|
|
//---------------------------------------------------------
|
|
|
|
bool SLine::setProperty(Pid id, const QVariant& v)
|
|
{
|
|
switch (id) {
|
|
case Pid::DIAGONAL:
|
|
_diagonal = v.toBool();
|
|
break;
|
|
case Pid::LINE_COLOR:
|
|
_lineColor = v.value<QColor>();
|
|
break;
|
|
case Pid::LINE_WIDTH:
|
|
_lineWidth = v.toReal();
|
|
break;
|
|
case Pid::LINE_STYLE:
|
|
_lineStyle = Qt::PenStyle(v.toInt());
|
|
break;
|
|
case Pid::DASH_LINE_LEN:
|
|
setDashLineLen(v.toDouble());
|
|
break;
|
|
case Pid::DASH_GAP_LEN:
|
|
setDashGapLen(v.toDouble());
|
|
break;
|
|
default:
|
|
return Spanner::setProperty(id, v);
|
|
}
|
|
triggerLayout();
|
|
return true;
|
|
}
|
|
|
|
//---------------------------------------------------------
|
|
// propertyDefault
|
|
//---------------------------------------------------------
|
|
|
|
QVariant SLine::propertyDefault(Pid id) const
|
|
{
|
|
switch (id) {
|
|
case Pid::DIAGONAL:
|
|
return false;
|
|
case Pid::LINE_COLOR:
|
|
return MScore::defaultColor;
|
|
case Pid::LINE_WIDTH:
|
|
return 0.15 * spatium();
|
|
case Pid::LINE_STYLE:
|
|
return int(Qt::SolidLine);
|
|
case Pid::DASH_LINE_LEN:
|
|
case Pid::DASH_GAP_LEN:
|
|
return 5.0;
|
|
default:
|
|
return Spanner::propertyDefault(id);
|
|
}
|
|
}
|
|
|
|
}
|
|
|