copyWith method
      
CalloutMapPosition
copyWith({ 
    
    
- MapId? mapId,
- Optional<GeoPoint?> ? calloutPosition,
- Optional<RoutePoint?> ? routePoint,
Implementation
CalloutMapPosition copyWith({
  MapId? mapId,
  Optional<GeoPoint?>? calloutPosition,
  Optional<RoutePoint?>? routePoint
}) {
  return CalloutMapPosition(
    mapId: mapId ?? this.mapId,
    calloutPosition: calloutPosition != null ? calloutPosition.value : this.calloutPosition,
    routePoint: routePoint != null ? routePoint.value : this.routePoint
  );
}