Method playbackPositionChanged

src/tracks/SampleTrack.cpp:181–186

void SampleTCO::playbackPositionChanged()
{
	Engine::mixer()->removePlayHandlesOfTypes( getTrack(), PlayHandle::TypeSamplePlayHandle );
	SampleTrack * st = dynamic_cast<SampleTrack*>( getTrack() );
	st->setPlayingTcos( false );
}