A4LGAddressManagement.CreateLineAndSplitIntersectingLines.mouseshift2int C# (CSharp) Метод

        private int mouseshift2int(MouseEventArgs arg)
        {
            int shift = (arg.Shift ? 1 : 0) +
            (arg.Control ? 2 : 0) +
            (arg.Alt ? 4 : 0);
            return shift;
        }