/**
* @param string $wkb The WKB to read.
* @param integer $srid The optional SRID of the geometry.
*
* @return Geometry
*
* @throws GeometryIOException
*/
public function read($wkb, $srid = 0)
{
$buffer = new WKBBuffer($wkb);
$geometry = $this->readGeometry($buffer, $srid);
if (!$buffer->isEndOfStream()) {
throw GeometryIOException::invalidWKB('unexpected data at end of stream');
}
return $geometry;
}
/**
* Reads the machine byte order from the buffer and stores the result to act accordingly.
*
* @throws GeometryIOException
*/
public function readByteOrder()
{
$byteOrder = $this->readUnsignedChar();
if ($byteOrder !== WKBTools::BIG_ENDIAN && $byteOrder !== WKBTools::LITTLE_ENDIAN) {
throw GeometryIOException::invalidWKB('unknown byte order: ' . $byteOrder);
}
$this->invert = $byteOrder !== $this->machineByteOrder;
}
