void Cursor::add(Element* s)
{
if (!_segment)
return;
s->setTrack(_track);
s->setParent(_segment);
if (s->isChordRest())
s->score()->undoAddCR(static_cast<ChordRest*>(s), _segment->measure(), _segment->tick());
else if (s->type() == ElementType::KEYSIG) {
Segment* ns = _segment->measure()->undoGetSegment(SegmentType::KeySig, _segment->tick());
s->setParent(ns);
_score->undoAddElement(s);
}
else if (s->type() == ElementType::TIMESIG) {
Measure* m = _segment->measure();
int tick = m->tick();
_score->cmdAddTimeSig(m, _track, static_cast<TimeSig*>(s), false);
m = _score->tick2measure(tick);
_segment = m->first(SegmentType::ChordRest);
firstChordRestInTrack();
}
else if (s->type() == ElementType::LAYOUT_BREAK) {
Measure* m = _segment->measure();
s->setParent(m);
_score->undoAddElement(s);
}
else {
_score->undoAddElement(s);
}
_score->setLayoutAll(true);
}
bool Cursor::next()
{
if (!_segment)
return false;
_segment = _segment->next1(Segment::SegChordRest | Segment::SegGrace);
firstChordRestInTrack();
_score->inputState().setTrack(_track);
_score->inputState().setSegment(_segment);
return _segment != 0;
}
void Cursor::rewind(int type)
{
if (type == 0) {
_segment = 0;
Measure* m = _score->firstMeasure();
if (m) {
_segment = m->first(SegmentType::ChordRest);
firstChordRestInTrack();
}
}
else if (type == 1) {
_segment = _score->selection().startSegment();
_track = _score->selection().staffStart() * VOICES;
firstChordRestInTrack();
}
else if (type == 2) {
_segment = _score->selection().endSegment();
_track = (_score->selection().staffEnd() * VOICES) - 1; // be sure _track exists
}
_score->inputState().setTrack(_track);
_score->inputState().setSegment(_segment);
}
bool Cursor::nextMeasure()
{
if (_segment == 0)
return false;
Measure* m = _segment->measure()->nextMeasure();
if (m == 0) {
_segment = 0;
return false;
}
_segment = m->first(Segment::SegChordRest | Segment::SegGrace);
// while (seg && seg->element(_track) == 0)
// seg = seg->next1(SegChordRest | SegGrace);
firstChordRestInTrack();
return _segment != 0;
}
