const TrainRouteMetric &get_metric(int = -1) const;
void set_departure_delay(const Msp::Time::TimeDelta &);
const Msp::Time::TimeDelta &get_departure_delay() const { return delay; }
const TrainRouteMetric &get_metric(int = -1) const;
void set_departure_delay(const Msp::Time::TimeDelta &);
const Msp::Time::TimeDelta &get_departure_delay() const { return delay; }