Distance.

gistfile1.txt

    /// <summary>
    /// An experimental distance value struct. 
    /// idea here was to simply define what a distance value was and handle very small or very large numbers equaly well.   
    /// </summary>
    public struct DistanceValue
    {
        public enum ValueTypeEnum : sbyte//number of zeros. 
        {
            NanoMeters  = -9,
            MicroMeters = -6,
            MilliMeters = -3,
            CentiMeters = -2,
            DeciMeters  = -1,
            Meters      = 0,
            DecaMeters  = 1,
            HectoMeters = 2,
            KeloMeters  = 3,
            MegaMeters  = 6,
            GigaMeters  = 9,
        }
        public ValueTypeEnum ValueType;
        public double Value;

        public static double Convert(DistanceValue value, ValueTypeEnum convertTo)
        {
            int fval = (int)value.ValueType;    //from
            int tval = (int)convertTo;          //to

            return value.Value  * Math.Pow(10, tval - fval);
        }

    }