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# C:/Documents and Settings/student/My Documents/Visual Studio 2008/projects/UtmConvert/UtmConvert/Datums.cs

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    00001 ﻿using System;
    00002 using System.Collections.Generic;
    00003 using System.Linq;
    00004 using System.Text;
    00005
    00006 namespace UtmConvert {
    00007     static class Datums {
    00008
    00009
    00010
    00011         public static readonly List<Datum> datumList;
    00012         static string datumString = "NAD83/WGS84,6378137,6356752.3142,1/298.257223563,Global;GRS 80,6378137,6356752.3141,1/298.257222101,US;WGS72,6378135,6356750.5,1/298.26,NASA DOD;Australian 1965,6378160,6356774.7,1/298.25,Australia;Krasovsky 1940,6378245,6356863.0,1/298.3,Soviet Union;International (1924) -Hayford (1909),6378388,6356911.9,1/297,Global except as listed;Clake 1880,6378249.1,6356514.9,1/293.46,France Africa;Clarke 1866,6378206.4,6356583.8,1/294.98,North America;Airy 1830,6377563.4,6356256.9,1/299.32,Great Britain;Bessel 1841,6377397.2,6356079.0,1/299.15,Central Europe Chile Indonesia;Everest 1830,6377276.3,6356075.4,1/300.80,South Asia";
    00013         static Datums() {
    00014             datumList = new List<Datum>();
    00015             while (datumString.Contains(";")) {
    00016                 Datum d = new Datum();
    00017                 d.Name = datumString.Substring(0, datumString.IndexOf(","));
    00018                 datumString = datumString.Remove(0, datumString.IndexOf(",") + 1);
    00019                 d.EquatorialRadius = double.Parse(datumString.Substring(0, datumString.IndexOf(",")));
    00020                 datumString = datumString.Remove(0, datumString.IndexOf(",") + 1);
    00021                 d.PolarRadius = double.Parse(datumString.Substring(0, datumString.IndexOf(",")));
    00022                 datumString = datumString.Remove(0, datumString.IndexOf(",") + 1);
    00023                 d.Flattening = (d.EquatorialRadius - d.PolarRadius) / d.EquatorialRadius;
    00024                 datumString = datumString.Remove(0, datumString.IndexOf(",") + 1);
    00025                 d.Use = datumString.Substring(0, datumString.IndexOf(";"));
    00026                 datumString = datumString.Remove(0, datumString.IndexOf(";") + 1);
    00027                 datumList.Add(d);
    00028             }
    00029         }
    00030     }
    00031 }