public function readTrill(NoteEffect $noteEffect)
{
$fret = $this->reader->readByte();
$period = $this->reader->readByte();
$trill = new EffectTrill();
$trill->setFret($fret);
if ($period == 1) {
$trill->getDuration()->setValue(Duration::SIXTEENTH);
$noteEffect->setTrill($trill);
} else {
if ($period == 2) {
$trill->getDuration()->setValue(Duration::THIRTY_SECOND);
$noteEffect->setTrill($trill);
} else {
if ($period == 3) {
$trill->getDuration()->setValue(Duration::SIXTY_FOURTH);
$noteEffect->setTrill($trill);
}
}
}
}
private function writeTrill(EffectTrill $trill)
{
$this->writeByte($trill->getFret());
if ($trill->getDuration()->getValue() == Duration::SIXTEENTH) {
$this->writeByte(1);
} else {
if ($trill->getDuration()->getValue() == Duration::THIRTY_SECOND) {
$this->writeByte(2);
} else {
if ($trill->getDuration()->getValue() == Duration::SIXTY_FOURTH) {
$this->writeByte(3);
}
}
}
}
