/**
  * Adds a destination to the request.
  *
  * Available prototypes:
  * - function addDestination(string $destination)
  * - function addDestination(Ivory\GoogleMap\Base\Coordinate $destination)
  * - function addDestination(double $latitude, double $longitude, boolean $noWrap)
  *
  * @throws \Ivory\GoogleMap\Exception\DistanceMatrixException If the destination is not valid (prototypes).
  */
 public function addDestination()
 {
     $args = func_get_args();
     if (isset($args[0]) && is_string($args[0])) {
         $this->destinations[] = $args[0];
     } elseif (isset($args[0]) && $args[0] instanceof Coordinate) {
         $this->destinations[] = $args[0];
     } elseif (isset($args[0]) && is_numeric($args[0]) && (isset($args[1]) && is_numeric($args[1]))) {
         $destination = new Coordinate();
         $destination->setLatitude($args[0]);
         $destination->setLongitude($args[1]);
         if (isset($args[2]) && is_bool($args[2])) {
             $destination->setNoWrap($args[2]);
         }
         $this->destinations[] = $destination;
     } else {
         throw DistanceMatrixException::invalidDistanceMatrixRequestDestination();
     }
 }