ArcMapAddinVisibility.ViewModels.RLOSViewModel.GetAngularDistanceFromTo C# (CSharp) Метод

        private double GetAngularDistanceFromTo(AngularTypes fromType, AngularTypes toType, double input)
        {
            double angularDistance = input;

            try
            {
                if (fromType == AngularTypes.DEGREES && toType == AngularTypes.GRADS)
                    angularDistance *= 1.11111;
                else if (fromType == AngularTypes.DEGREES && toType == AngularTypes.MILS)
                    angularDistance *= 17.777777777778;
                else if (fromType == AngularTypes.GRADS && toType == AngularTypes.DEGREES)
                    angularDistance /= 1.11111;
                else if (fromType == AngularTypes.GRADS && toType == AngularTypes.MILS)
                    angularDistance *= 16;
                else if (fromType == AngularTypes.MILS && toType == AngularTypes.DEGREES)
                    angularDistance /= 17.777777777778;
                else if (fromType == AngularTypes.MILS && toType == AngularTypes.GRADS)
                    angularDistance /= 16;

            }
            catch (Exception ex)
            {
                Console.WriteLine(ex);
            }

            return angularDistance;
        }