public P2PSite(FixedStationInfo staA, FixedStationInfo staB)
{
if (staA == null || staB == null)
{
throw new Exceptions.MissingParameterException("Missing pair station");
}
double distance = CalculateCoordinatesDistance(staA, staB);
if (Math.Abs(distance) > maxDistance)
{
throw new Exceptions.InvalidPropertyValueException("Distance between stations is too far, should be less than 10 [Km]", distance.ToString());
}
StationA = staA;
StationB = staB;
}
private double CalculateCoordinatesDistance(FixedStationInfo staA, FixedStationInfo staB)
{
double ToRadians(double degrees)
{
return(degrees * (Math.PI / 180));
}
double lat1 = ToRadians(staA.Latitude);
double lat2 = ToRadians(staB.Latitude);
double deltaLat = ToRadians(lat2 - lat1);
double deltalong = ToRadians(staB.Longitude - staA.Longitude);
double a = Math.Sin(deltaLat / 2) * Math.Sin(deltaLat / 2) + Math.Cos(lat1) * Math.Cos(lat2) * Math.Sin(deltalong / 2) * Math.Sin(deltalong / 2);
double c = 2 * Math.Atan2(Math.Sqrt(a), Math.Sqrt(1 - a));
return(6371 * c);
}
