Implementation

RouteOptions.withDefaults()
    : optimizationMode = OptimizationMode.fastest, alternatives = 0, departureTime = null, arrivalTime = null, speedCapInMetersPerSecond = null, enableRouteHandle = false, trafficOptimizationMode = TrafficOptimizationMode.timeDependent, enableTolls = false, optimizeWaypointsOrder = false, enableRouteLabels = false;