public function setBounds($southwestLatitude, $southwestLongitude, $northeastLatitude, $northeastLongitude) {
      $this->setBoundsSouthwest($southwestLatitude, $southwestLongitude)
           ->setBoundsNortheast($northeastLatitude, $northeastLongitude);

      return $this;
    }
public function setBounds($southwestLatitude, $southwestLongitude, $northeastLatitude, $northeastLongitude) {
      $this->setBoundsSouthwest($southwestLatitude, $southwestLongitude)
           ->setBoundsNortheast($northeastLatitude, $northeastLongitude);

      return $this;
    }
public function setBounds ( $ southwestLatitude , $ southwestLongitude , $ northeastLatitude , $ northeastLongitude ) { $ this -> setBoundsSouthwest ( $ southwestLatitude , $ southwestLongitude ) -> setBoundsNortheast ( $ northeastLatitude , $ northeastLongitude ) ; return $ this ; }
Set the bounding box coordinates within which to bias geocode results.

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