void TrackInfoObject::setBeats(BeatsPointer pBeats) {
QMutexLocker lock(&m_qMutex);
// This whole method is not so great. The fact that Beats is an ABC is
// limiting with respect to QObject and signals/slots.
QObject* pObject = NULL;
if (m_pBeats) {
pObject = dynamic_cast<QObject*>(m_pBeats.data());
if (pObject) {
disconnect(pObject, SIGNAL(updated()),
this, SLOT(slotBeatsUpdated()));
}
}
m_pBeats = pBeats;
double bpm = 0.0;
if (m_pBeats) {
bpm = m_pBeats->getBpm();
pObject = dynamic_cast<QObject*>(m_pBeats.data());
if (pObject) {
connect(pObject, SIGNAL(updated()),
this, SLOT(slotBeatsUpdated()));
}
}
setDirty(true);
lock.unlock();
emit(bpmUpdated(bpm));
emit(beatsUpdated());
}
void ClockControl::trackLoaded(TrackPointer pTrack) {
// Clear on-beat control
m_pCOBeatActive->set(0.0);
// Disconnect any previously loaded track/beats
if (m_pTrack) {
disconnect(m_pTrack.data(), SIGNAL(beatsUpdated()),
this, SLOT(slotBeatsUpdated()));
}
m_pBeats.clear();
m_pTrack.clear();
if (pTrack) {
m_pTrack = pTrack;
m_pBeats = m_pTrack->getBeats();
connect(m_pTrack.data(), SIGNAL(beatsUpdated()),
this, SLOT(slotBeatsUpdated()));
}
}
