地理经纬度(度)与经纬度(度分秒)之间互转

 1         public static double Dms2Degree(CoordDms dms)
 2         {
 3             if (null != dms)
 4             {
 5                 decimal decD = new decimal(dms.Degree);
 6                 decimal decM = new decimal(dms.Minute);
 7                 decimal decS = new decimal(dms.Second);
 8                 decimal dec60 = new decimal(60.0);
 9 
10                 decimal decDDouble = decD + (decM / dec60) + (decS / dec60 / dec60);
11                 return decimal.ToDouble(decDDouble);
12             }
13 
14             return 0;
15         }
16 
17         public static CoordDms Degree2Dms(double d)
18         {
19             decimal dec = new decimal(d);
20             Decimal dec60 = new decimal(60.0);
21             CoordDms cd = new CoordDms();
22             cd.Degree = decimal.ToInt32(dec);
23             decimal min = decimal.Multiply(dec - new decimal(cd.Degree), dec60);
24             cd.Minute = decimal.ToInt32(min);
25             decimal sec = min - new decimal(cd.Minute);
26             cd.Second = decimal.ToDouble(decimal.Multiply(sec, dec60));
27 
28             return cd;
29         }    
30         public class CoordDms
31         {
32             public int Degree { get; set; }
33             public int Minute { get; set; }
34             public Double Second { get; set; }
35         }
@小七de尾巴