/**
* @return bool|MindWaveHeadsetData
*/
public function getLastMessage()
{
// need to send default configuration first?
if (false === $this->isConfigured) {
$this->sendConfiguration();
}
// authorization done?
if (false === $this->isAuthorized && false === $this->requestAuthorization()) {
return false;
}
do {
// read data
$message = ThinkGearMessage::fromString($this->connection->read(31457280));
// read 32M max
// put the message into the data wrapper
$headsetData = new MindWaveHeadsetData($message);
} while (!$headsetData->isValid() || $headsetData->isHeadsetOff());
// reaturn the headset data
return $headsetData;
}
/**
* @return bool
*/
public function isValid()
{
return $this->message->count() > 0;
}
