/**
* Parses, formats and prints the next chunk
*
* @since 1.0
* @uses Parser::parse()
* @uses printEvent()
* @uses printDelta()
* @uses printTrackHeader()
* @uses printFileHeader()
* @uses printEof()
* @uses printData()
*
* @return bool true if there is more to parse, false if EOF has been reached
*/
public function printNext()
{
$totalTime = microtime(true);
$parseTime = $totalTime;
$chunk = $this->parser->parse();
$this->parseTime += microtime(true) - $parseTime;
$notEof = true;
if ($chunk !== null) {
if ($chunk instanceof Delta) {
$this->printDelta($chunk);
} else {
if ($chunk instanceof Event) {
$this->printEvent($chunk);
} else {
if ($chunk instanceof TrackHeader) {
$this->printTrackHeader($chunk);
} else {
if ($chunk instanceof FileHeader) {
$this->printFileHeader($chunk);
}
}
}
}
} else {
$this->printEof();
$notEof = false;
}
$this->totalTime += microtime(true) - $totalTime;
return $notEof;
}
/**
* Constructor
*
* The parse state is initialized to {@link ParseState::FILE_HEADER}.
*
* @since 1.0
* @uses setState()
*
* @param TrackParser $trackParser
*/
public function __construct(TrackParser $trackParser = null)
{
parent::__construct();
$this->trackParser = $trackParser === null ? new TrackParser() : $trackParser;
$this->tracksParsed = 0;
$this->tracksExpected = 0;
$this->setState(ParseState::FILE_HEADER);
}
/**
* Constructor
*
* @since 1.0
*/
public function __construct()
{
parent::__construct();
$this->continuationEvent = null;
}