public static bool TryParse(string value, IFormatProvider provider, out GpsLocation result)
{
result = null;
var match = LocRegex.Match(value);
if (match == null || !match.Success || match.Groups.Count != 5)
{
return(false);
}
if (!decimal.TryParse(match.Groups[1].Value, NumberStyles.Float, provider, out decimal lat))
{
return(false);
}
if (match.Groups[2].Value == "S" || match.Groups[2].Value == "s")
{
lat *= -1;
}
if (!decimal.TryParse(match.Groups[3].Value, NumberStyles.Float, provider, out decimal lon))
{
return(false);
}
if (match.Groups[4].Value == "W" || match.Groups[4].Value == "w")
{
lon *= -1;
}
result = new GpsLocation(
RationalDegrees.FromDecimal(lat),
RationalDegrees.FromDecimal(lon));
return(true);
}
public static GpsLocation FromBytes(
byte[] latSignBytes, byte[] latBytes,
byte[] lonSignBytes, byte[] lonBytes)
{
return(new GpsLocation(
RationalDegrees.FromBytes(latBytes, latSignBytes[0] == South[0] ? -1 : 1),
RationalDegrees.FromBytes(lonBytes, lonSignBytes[0] == West[0] ? -1 : 1)));
}
public GpsLocation(RationalDegrees lat, RationalDegrees lon)
{
this.lat = lat;
this.lon = lon;
}
