public static void GetSatHdopPlot(Int16 carId, Int64 tripId) { DBController dbc = new DBController(); List<QualityInformation> qualityData = dbc.GetQualityByCarIdAndTripId(carId, tripId); dbc.Close(); List<Int16> Sat = new List<Int16>(); List<double> Hdop = new List<double>(); foreach(QualityInformation quality in qualityData) { Sat.Add(quality.Sat); Hdop.Add(quality.Hdop); } }