/**
* {@inheritdoc}
*/
public function coordinateSystem()
{
if ($this->proxyGeometry === null) {
$this->load();
}
return $this->proxyGeometry->coordinateSystem();
}
/**
* Creates a non-empty CurvePolygon composed of the given rings.
*
* @param Curve $exteriorRing The exterior ring.
* @param Curve ...$interiorRings The interior rings, if any.
*
* @return CurvePolygon
*
* @throws CoordinateSystemException If the rings use different coordinate systems.
*/
public static function of(Curve $exteriorRing, Curve ...$interiorRings)
{
return new static($exteriorRing->coordinateSystem(), $exteriorRing, ...$interiorRings);
}
/**
* Creates a non-empty CompoundCurve composed of the given curves.
*
* @param Curve $curve1 The first curve.
* @param Curve ...$curveN The subsequent curves, if any.
*
* @return CompoundCurve
*
* @throws EmptyGeometryException If any of the input curves is empty.
* @throws InvalidGeometryException If the compound curve is not continuous.
* @throws CoordinateSystemException If the curves use different coordinate systems.
*/
public static function of(Curve $curve1, Curve ...$curveN)
{
return new CompoundCurve($curve1->coordinateSystem(), $curve1, ...$curveN);
}
