/**
* @param WKBBuffer $buffer
* @param CoordinateSystem $cs
*
* @return TIN
*/
private function readTIN(WKBBuffer $buffer, CoordinateSystem $cs)
{
$numPatches = $buffer->readUnsignedLong();
$patches = [];
for ($i = 0; $i < $numPatches; $i++) {
$patches[] = $this->readGeometry($buffer, $cs->SRID());
}
return new TIN($cs, ...$patches);
}
/**
* Returns the Spatial Reference System ID for this geometry.
*
* @noproxy
*
* @return integer The SRID, zero if not set.
*/
public function SRID()
{
return $this->coordinateSystem->SRID();
}
/**
* @param WKTParser $parser
* @param CoordinateSystem $cs
*
* @return GeometryCollection
*/
private function readGeometryCollectionText(WKTParser $parser, CoordinateSystem $cs)
{
$parser->matchOpener();
$geometries = [];
do {
$geometries[] = $this->readGeometry($parser, $cs->SRID());
$nextToken = $parser->getNextCloserOrComma();
} while ($nextToken === ',');
return new GeometryCollection($cs, ...$geometries);
}
