ArcMapAddinDistanceAndDirection.ViewModels.RangeViewModel.DrawRadials C# (CSharp) Метод

        private void DrawRadials()
        {
            // must have at least 1
            if (NumberOfRadials < 1)
                return;

            double azimuth = 0.0;
            double interval = 360.0 / NumberOfRadials;
            double radialLength = 0.0;

            if (IsInteractive)
                radialLength = maxDistance;
            else
                radialLength = Distance * NumberOfRings;

            try
            {
                // for each radial, draw from center point
                for (int x = 0; x < NumberOfRadials; x++)
                {
                    var construct = new Polyline() as IConstructGeodetic;
                    if (construct == null)
                        continue;

                    construct.ConstructGeodeticLineFromDistance(GetEsriGeodeticType(), Point1, GetLinearUnit(), radialLength, azimuth, esriCurveDensifyMethod.esriCurveDensifyByDeviation, -1.0);
                    AddGraphicToMap(construct as IGeometry);

                    azimuth += interval;
                }
            }
            catch(Exception ex)
            {
                Console.WriteLine(ex);
            }
        }