public CurrentTripViewModel() { CurrentTrip = new Trip { UserId = Settings.Current.UserUID, Points = new ObservableRangeCollection <TripPoint>() }; photos = new List <Photo>(); fuelConsumptionRate = 0; FuelConsumptionUnits = Settings.MetricUnits ? "Liters" : "Gallons"; DistanceUnits = Settings.MetricDistance ? "Kilometers" : "Miles"; ElapsedTime = "0s"; Distance = "0.0"; FuelConsumption = "N/A"; EngineLoad = "N/A"; obdDataProcessor = OBDDataProcessor.GetProcessor(); }