BaseTrackPlayer::~BaseTrackPlayer()
{
if (m_pLoadedTrack) {
emit(unloadingTrack(m_pLoadedTrack));
disconnect(m_pLoadedTrack.data(), 0, m_pBPM, 0);
disconnect(m_pLoadedTrack.data(), 0, this, 0);
disconnect(m_pLoadedTrack.data(), 0, m_pKey, 0);
m_pLoadedTrack.clear();
}
delete m_pDuration;
delete m_pWaveformZoom;
delete m_pEndOfTrack;
delete m_pLoopInPoint;
delete m_pLoopOutPoint;
delete m_pBPM;
delete m_pKey;
delete m_pReplayGain;
delete m_pPlay;
delete m_pLowFilter;
delete m_pMidFilter;
delete m_pHighFilter;
delete m_pLowFilterKill;
delete m_pMidFilterKill;
delete m_pHighFilterKill;
delete m_pPreGain;
}
void BaseTrackPlayer::slotUnloadTrack(TrackPointer) {
if (m_pLoadedTrack) {
// WARNING: Never. Ever. call bare disconnect() on an object. Mixxx
// relies on signals and slots to get tons of things done. Don't
// randomly disconnect things.
// m_pLoadedTrack->disconnect();
disconnect(m_pLoadedTrack.data(), 0, m_pBPM, 0);
disconnect(m_pLoadedTrack.data(), 0, this, 0);
disconnect(m_pLoadedTrack.data(), 0, m_pKey, 0);
// Causes the track's data to be saved back to the library database and
// for all the widgets to unload the track and blank themselves.
emit(unloadingTrack(m_pLoadedTrack));
}
m_replaygainPending = false;
m_pDuration->set(0);
m_pBPM->slotSet(0);
m_pKey->slotSet(0);
m_pReplayGain->slotSet(0);
m_pLoopInPoint->slotSet(-1);
m_pLoopOutPoint->slotSet(-1);
m_pLoadedTrack.clear();
// Update the PlayerInfo class that is used in EngineShoutcast to replace
// the metadata of a stream
PlayerInfo::instance().setTrackInfo(getGroup(), m_pLoadedTrack);
}
void BaseTrackPlayer::slotLoadTrack(TrackPointer track, bool bPlay) {
//Disconnect the old track's signals.
if (m_pLoadedTrack) {
// Save the loops that are currently set in a loop cue. If no loop cue is
// currently on the track, then create a new one.
int loopStart = m_pLoopInPoint->get();
int loopEnd = m_pLoopOutPoint->get();
if (loopStart != -1 && loopEnd != -1 &&
even(loopStart) && even(loopEnd) && loopStart <= loopEnd) {
Cue* pLoopCue = NULL;
QList<Cue*> cuePoints = m_pLoadedTrack->getCuePoints();
QListIterator<Cue*> it(cuePoints);
while (it.hasNext()) {
Cue* pCue = it.next();
if (pCue->getType() == Cue::LOOP) {
pLoopCue = pCue;
}
}
if (!pLoopCue) {
pLoopCue = m_pLoadedTrack->addCue();
pLoopCue->setType(Cue::LOOP);
}
pLoopCue->setPosition(loopStart);
pLoopCue->setLength(loopEnd - loopStart);
}
// WARNING: Never. Ever. call bare disconnect() on an object. Mixxx
// relies on signals and slots to get tons of things done. Don't
// randomly disconnect things.
// m_pLoadedTrack->disconnect();
disconnect(m_pLoadedTrack.data(), 0, m_pBPM, 0);
disconnect(m_pLoadedTrack.data(), 0, this, 0);
m_pReplayGain->slotSet(0);
// Causes the track's data to be saved back to the library database.
emit(unloadingTrack(m_pLoadedTrack));
}
m_pLoadedTrack = track;
// Listen for updates to the file's BPM
connect(m_pLoadedTrack.data(), SIGNAL(bpmUpdated(double)),
m_pBPM, SLOT(slotSet(double)));
// Listen for updates to the file's Replay Gain
connect(m_pLoadedTrack.data(), SIGNAL(ReplayGainUpdated(double)),
this, SLOT(slotSetReplayGain(double)));
//Request a new track from the reader
emit(loadTrack(track, bPlay));
}
BaseTrackPlayer::~BaseTrackPlayer()
{
if (m_pLoadedTrack) {
emit(unloadingTrack(m_pLoadedTrack));
m_pLoadedTrack.clear();
}
delete m_pWaveformZoom;
delete m_pEndOfTrack;
delete m_pCuePoint;
delete m_pLoopInPoint;
delete m_pLoopOutPoint;
delete m_pPlayPosition;
delete m_pBPM;
delete m_pReplayGain;
delete m_pDuration;
}
