C++ Articulation::setParent方法代码示例

Element* BarLine::drop(const DropData& data)
      {
      Element* e = data.element;
      int type = e->type();
      if (type == BAR_LINE) {
            BarLine* bl = static_cast<BarLine*>(e);
            BarLineType st = bl->subtype();
            if (st == subtype()) {
                  delete e;
                  return 0;
                  }
            Measure* m = segment()->measure();
            if (st == START_REPEAT) {
                  m = m->nextMeasure();
                  if (m == 0) {
                        delete e;
                        return 0;
                        }
                  }
            m->drop(data);
            }
      else if (type == ARTICULATION) {
            Articulation* atr = static_cast<Articulation*>(e);
            atr->setParent(this);
            atr->setTrack(track());
            score()->select(atr, SELECT_SINGLE, 0);
            score()->undoAddElement(atr);
            }
      return 0;
      }

ChordRest::ChordRest(const ChordRest& cr, bool link)
   : DurationElement(cr)
      {
      _durationType = cr._durationType;
      _staffMove    = cr._staffMove;
      _beam         = 0;
      _tabDur       = 0;  // tab sur. symb. depends upon context: can't be
                          // simply copied from another CR

      for (Articulation* a : cr._articulations) {    // make deep copy
            Articulation* na = new Articulation(*a);
            if (link)
                  na->linkTo(a);
            na->setParent(this);
            na->setTrack(track());
            _articulations.append(na);
            }

      _beamMode     = cr._beamMode;
      _up           = cr._up;
      _small        = cr._small;
      _crossMeasure = cr._crossMeasure;
      _space        = cr._space;

      for (Lyrics* l : cr._lyricsList) {        // make deep copy
            if (l == 0)
                  continue;
            Lyrics* nl = new Lyrics(*l);
            if (link)
                  nl->linkTo(l);
            nl->setParent(this);
            nl->setTrack(track());
            _lyricsList.append(nl);
            }
      }

void TestNote::grace()
      {
      Score* score = readScore(DIR + "grace.mscx");
      score->doLayout();
      Chord* chord = score->firstMeasure()->findChord(0, 0);
      Note* note = chord->upNote();

      // create
      score->setGraceNote(chord, note->pitch(), NoteType::APPOGGIATURA, MScore::division/2);
      Chord* gc = chord->graceNotes().first();
      Note* gn = gc->notes().first();
//      Note* n = static_cast<Note*>(writeReadElement(gn));
//      QCOMPARE(n->noteType(), NoteType::APPOGGIATURA);
//      delete n;

      // tie
      score->startCmd();
      score->select(gn);
      score->cmdAddTie();
      score->endCmd();
//      n = static_cast<Note*>(writeReadElement(gn));
//      QVERIFY(n->tieFor() != 0);
//      delete n;

      // tremolo
      score->startCmd();
      Tremolo* tr = new Tremolo(score);
      tr->setTremoloType(TremoloType::R16);
      tr->setParent(gc);
      tr->setTrack(gc->track());
      score->undoAddElement(tr);
      score->endCmd();
//      Chord* c = static_cast<Chord*>(writeReadElement(gc));
//      QVERIFY(c->tremolo() != 0);
//      delete c;

      // articulation
      score->startCmd();
      Articulation* ar = new Articulation(score);
      ar->setArticulationType(ArticulationType::Sforzatoaccent);
      ar->setParent(gc);
      ar->setTrack(gc->track());
      score->undoAddElement(ar);
      score->endCmd();
//      c = static_cast<Chord*>(writeReadElement(gc));
//      QVERIFY(c->articulations().size() == 1);
//      delete c;

      QVERIFY(saveCompareScore(score, "grace-test.mscx", DIR + "grace-ref.mscx"));

      }

Element* BarLine::drop(const DropData& data)
      {
      Element* e = data.element;
      int type = e->type();
      if (type == BAR_LINE) {
            BarLine* bl = static_cast<BarLine*>(e);
            BarLineType st = bl->barLineType();
            // if no change in subtype or no change in span, do nothing
            if (st == barLineType() && bl->spanFrom() == 0 && bl->spanTo() == DEFAULT_BARLINE_TO) {
                  delete e;
                  return 0;
                  }
            // system left-side bar line
            if (parent()->type() == SYSTEM) {
                  BarLine* b = static_cast<System*>(parent())->barLine();
                  score()->undoChangeProperty(b, P_SUBTYPE, int(bl->barLineType()));
                  delete e;
                  return 0;
                  }

            // check if the new property can apply to this single bar line
            bool oldRepeat = (barLineType() == START_REPEAT || barLineType() == END_REPEAT
                        || barLineType() == END_START_REPEAT);
            bool newRepeat = (bl->barLineType() == START_REPEAT || bl->barLineType() == END_REPEAT
                        || bl->barLineType() == END_START_REPEAT);
            // if repeats are not involved or drop refers to span rather than subtype =>
            // single bar line drop
            if( (!oldRepeat && !newRepeat) || (bl->spanFrom() != 0 || bl->spanTo() != DEFAULT_BARLINE_TO) ) {
                  // if drop refers to span, update this bar line span
                  if(bl->spanFrom() != 0 || bl->spanTo() != DEFAULT_BARLINE_TO) {
                        // if dropped spanFrom or spanTo are below the middle of standard staff (5 lines)
                        // adjust to the number of syaff lines
                        int bottomSpan = (staff()->lines()-1) * 2;
                        int spanFrom   = bl->spanFrom() > 4 ? bottomSpan - (8 - bl->spanFrom()) : bl->spanFrom();
                        int spanTo     = bl->spanTo() > 4 ? bottomSpan - (8 - bl->spanTo()) : bl->spanTo();
                        score()->undoChangeSingleBarLineSpan(this, 1, spanFrom, spanTo);
                        }
                  // if drop refer to subtype, update this bar line subtype
                  else {
                        score()->undoChangeProperty(this, P_SUBTYPE, int(bl->barLineType()));
//                        setCustomSubtype(true);
                        }
                  delete e;
                  return 0;
                  }

            // drop applies to all bar lines of the measure
            Measure* m = static_cast<Segment*>(parent())->measure();
            if (st == START_REPEAT) {
                  m = m->nextMeasure();
                  if (m == 0) {
                        delete e;
                        return 0;
                        }
                  }
            m->drop(data);
            }
      else if (type == ARTICULATION) {
            Articulation* atr = static_cast<Articulation*>(e);
            atr->setParent(this);
            atr->setTrack(track());
            score()->undoAddElement(atr);
            return atr;
            }
      return 0;
      }