public static GeoAngle FromDouble(double angleInDegrees)
{
//ensure the value will fall within the primary range [-180.0..+180.0]
while (angleInDegrees < -180.0)
angleInDegrees += 360.0;
while (angleInDegrees > 180.0)
angleInDegrees -= 360.0;
var result = new GeoAngle();
//switch the value to positive
result.IsNegative = angleInDegrees < 0;
angleInDegrees = Math.Abs(angleInDegrees);
//gets the degree
result.Degrees = (int)Math.Floor(angleInDegrees);
var delta = angleInDegrees - result.Degrees;
//gets minutes and seconds
var seconds = (int)Math.Floor(3600.0 * delta);
result.Seconds = seconds % 60;
result.Minutes = (int)Math.Floor(seconds / 60.0);
delta = delta * 3600.0 - seconds;
//gets fractions
result.Milliseconds = (int)(1000.0 * delta);
return result;
}
static void Main(string[] args)
{
var latdeg = 58;
var latmin = 13;
var latsec = 15;
var londeg = 151;
var lonmin = 11;
var lonsec = 25;
var coord = new GeoAngle();
coord.Degrees = latdeg;
coord.Minutes = latmin;
coord.Seconds = latsec;
var towerHeightFt = 80.0;
var towerElevationFt = 2047.0;
var totalFt = towerHeightFt + towerElevationFt;
var elevM = totalFt / 3.28084;
var latdec = ConvertDMSToDouble(latdeg, latmin, latsec);
Console.WriteLine(string.Format("Lat (decimal) {0:0.000000}",latdec));
Console.WriteLine(string.Format("Lat (DMS) {0:0.000000}", GeoAngle.FromDouble(latdec)));
var londec = ConvertDMSToDouble(londeg, lonmin, lonsec);
Console.WriteLine(string.Format("Lon (decimal) {0:0.000000}", londec));
Console.WriteLine(string.Format("Lon (DMS) {0:0.000000}", GeoAngle.FromDouble(londec)));
Console.WriteLine(string.Format("Height (meters) {0:0.0}", elevM));
Console.ReadLine();
}