public function setBoundsSouthwest($latitude, $longitude) {
      $this->boundsSouthwestLatitude = $latitude;
      $this->boundsSouthwestLongitude = $longitude;

      return $this;
    }
public function setBoundsSouthwest($latitude, $longitude) {
      $this->boundsSouthwestLatitude = $latitude;
      $this->boundsSouthwestLongitude = $longitude;

      return $this;
    }
public function setBoundsSouthwest ( $ latitude , $ longitude ) { $ this -> boundsSouthwestLatitude = $ latitude ; $ this -> boundsSouthwestLongitude = $ longitude ; return $ this ; }
Set the southwest coordinates of the bounding box within which to bias
geocode results.

@link   https://developers.google.com/maps/documentation/geocoding/intro#Viewports
@param  float|string $latitude southwest latitude boundary
@param  float|string $longitude southwest longitude boundary
@return GoogleMapsGeocoder
Set the southwest coordinates of the bounding box within which to bias geocode results .