/**
* {@inheritdoc}
*/
public function coordinateSystem()
{
if ($this->proxyGeometry === null) {
$this->load();
}
return $this->proxyGeometry->coordinateSystem();
}
/**
* Creates a non-empty Polygon composed of the given rings.
*
* @param LineString $exteriorRing The exterior ring.
* @param LineString ...$interiorRings The interior rings, if any.
*
* @return Polygon
*
* @throws InvalidGeometryException If the resulting geometry is not valid for a sub-type of Polygon.
* @throws CoordinateSystemException If the rings use different coordinate systems.
*/
public static function of(LineString $exteriorRing, LineString ...$interiorRings)
{
return new static($exteriorRing->coordinateSystem(), $exteriorRing, ...$interiorRings);
}
