getWaypoints method

List<Landmark>? getWaypoints(
  1. int index
)

Returns the list of Landmark waypoints for the route at index.

Parameters

  • index: Index of the route in the current sort order.

Returns

  • List<Landmark>?: ordered list of waypoints, or null when the index is invalid.

Implementation

List<Landmark>? getWaypoints(final int index) {
  final OperationResult resultString = objectMethod(
    pointerId,
    'RouteBookmarks',
    'getWaypoints',
    args: index,
  );

  final GemError err = GemErrorExtension.fromCode(
    resultString.data['gemApiError'],
  );

  if (err != GemError.success) {
    return null;
  }

  return LandmarkList.init(resultString['result']).toList();
}