void FileBrowserTreeWidget::mouseReleaseEvent(QMouseEvent * me )
{
m_mousePressed = false;
m_pphMutex.lock();
if( m_previewPlayHandle != NULL )
{
// if there're samples shorter than 3 seconds, we don't
// stop them if the user releases mouse-button...
if( m_previewPlayHandle->type() == PlayHandle::TypeSamplePlayHandle )
{
SamplePlayHandle * s = dynamic_cast<SamplePlayHandle *>(
m_previewPlayHandle );
if( s && s->totalFrames() - s->framesDone() <=
static_cast<f_cnt_t>( Engine::mixer()->
processingSampleRate() * 3 ) )
{
s->setDoneMayReturnTrue( true );
m_previewPlayHandle = NULL;
m_pphMutex.unlock();
return;
}
}
Engine::mixer()->removePlayHandle( m_previewPlayHandle );
m_previewPlayHandle = NULL;
}
m_pphMutex.unlock();
}
bool SampleTrack::play( const MidiTime & _start, const fpp_t _frames,
const f_cnt_t _offset, int /*_tco_num*/ )
{
m_audioPort.effects()->startRunning();
bool played_a_note = false; // will be return variable
for( int i = 0; i < numOfTCOs(); ++i )
{
TrackContentObject * tco = getTCO( i );
if( tco->startPosition() != _start )
{
continue;
}
SampleTCO * st = dynamic_cast<SampleTCO *>( tco );
if( !st->isMuted() )
{
PlayHandle* handle;
if( st->isRecord() )
{
if( !Engine::getSong()->isRecording() )
{
return played_a_note;
}
SampleRecordHandle* smpHandle = new SampleRecordHandle( st );
handle = smpHandle;
}
else
{
SamplePlayHandle* smpHandle = new SamplePlayHandle( st );
smpHandle->setVolumeModel( &m_volumeModel );
handle = smpHandle;
}
//TODO: check whether this works
// handle->setBBTrack( _tco_num );
handle->setOffset( _offset );
// send it to the mixer
Engine::mixer()->addPlayHandle( handle );
played_a_note = true;
}
}
return played_a_note;
}
void FileBrowserTreeWidget::mousePressEvent(QMouseEvent * me )
{
QTreeWidget::mousePressEvent( me );
if( me->button() != Qt::LeftButton )
{
return;
}
QTreeWidgetItem * i = itemAt( me->pos() );
if ( i )
{
// TODO: Restrict to visible selection
// if ( _me->x() > header()->cellPos( header()->mapToActual( 0 ) )
// + treeStepSize() * ( i->depth() + ( rootIsDecorated() ?
// 1 : 0 ) ) + itemMargin() ||
// _me->x() < header()->cellPos(
// header()->mapToActual( 0 ) ) )
// {
m_pressPos = me->pos();
m_mousePressed = true;
// }
}
FileItem * f = dynamic_cast<FileItem *>( i );
if( f != NULL )
{
m_pphMutex.lock();
if( m_previewPlayHandle != NULL )
{
Engine::mixer()->removePlayHandle(
m_previewPlayHandle );
m_previewPlayHandle = NULL;
}
// in special case of sample-files we do not care about
// handling() rather than directly creating a SamplePlayHandle
if( f->type() == FileItem::SampleFile )
{
TextFloat * tf = TextFloat::displayMessage(
tr( "Loading sample" ),
tr( "Please wait, loading sample for "
"preview..." ),
embed::getIconPixmap( "sample_file",
24, 24 ), 0 );
qApp->processEvents(
QEventLoop::ExcludeUserInputEvents );
SamplePlayHandle * s = new SamplePlayHandle(
f->fullName() );
s->setDoneMayReturnTrue( false );
m_previewPlayHandle = s;
delete tf;
}
else if( f->type() != FileItem::VstPluginFile &&
( f->handling() == FileItem::LoadAsPreset ||
f->handling() == FileItem::LoadByPlugin ) )
{
m_previewPlayHandle = new PresetPreviewPlayHandle( f->fullName(), f->handling() == FileItem::LoadByPlugin );
}
if( m_previewPlayHandle != NULL )
{
if( !Engine::mixer()->addPlayHandle(
m_previewPlayHandle ) )
{
m_previewPlayHandle = NULL;
}
}
m_pphMutex.unlock();
}
}
bool SampleTrack::play( const MidiTime & _start, const fpp_t _frames,
const f_cnt_t _offset, int _tco_num )
{
m_audioPort.effects()->startRunning();
bool played_a_note = false; // will be return variable
tcoVector tcos;
::BBTrack * bb_track = NULL;
if( _tco_num >= 0 )
{
if( _start != 0 )
{
return false;
}
tcos.push_back( getTCO( _tco_num ) );
if (trackContainer() == (TrackContainer*)Engine::getBBTrackContainer())
{
bb_track = BBTrack::findBBTrack( _tco_num );
}
}
else
{
for( int i = 0; i < numOfTCOs(); ++i )
{
TrackContentObject * tco = getTCO( i );
SampleTCO * sTco = dynamic_cast<SampleTCO*>( tco );
float framesPerTick = Engine::framesPerTick();
if( _start >= sTco->startPosition() && _start < sTco->endPosition() )
{
if( sTco->isPlaying() == false && _start > sTco->startPosition() + sTco->startTimeOffset() )
{
f_cnt_t sampleStart = framesPerTick * ( _start - sTco->startPosition() - sTco->startTimeOffset() );
f_cnt_t tcoFrameLength = framesPerTick * ( sTco->endPosition() - sTco->startPosition() - sTco->startTimeOffset() );
f_cnt_t sampleBufferLength = sTco->sampleBuffer()->frames();
//if the Tco smaller than the sample length we play only until Tco end
//else we play the sample to the end but nothing more
f_cnt_t samplePlayLength = tcoFrameLength > sampleBufferLength ? sampleBufferLength : tcoFrameLength;
//we only play within the sampleBuffer limits
if( sampleStart < sampleBufferLength )
{
sTco->setSampleStartFrame( sampleStart );
sTco->setSamplePlayLength( samplePlayLength );
tcos.push_back( sTco );
sTco->setIsPlaying( true );
}
}
}
else
{
sTco->setIsPlaying( false );
}
}
}
for( tcoVector::Iterator it = tcos.begin(); it != tcos.end(); ++it )
{
SampleTCO * st = dynamic_cast<SampleTCO *>( *it );
if( !st->isMuted() )
{
PlayHandle* handle;
if( st->isRecord() )
{
if( !Engine::getSong()->isRecording() )
{
return played_a_note;
}
SampleRecordHandle* smpHandle = new SampleRecordHandle( st );
handle = smpHandle;
}
else
{
SamplePlayHandle* smpHandle = new SamplePlayHandle( st );
smpHandle->setVolumeModel( &m_volumeModel );
smpHandle->setBBTrack( bb_track );
handle = smpHandle;
}
handle->setOffset( _offset );
// send it to the mixer
Engine::mixer()->addPlayHandle( handle );
played_a_note = true;
}
}
return played_a_note;
}