public void OnGet(int catchmentId)
{
ViewData["Copyright"] = "Jeremy Fox";
ViewData["Acknowledgement"] = "Acknowledgement: Data from the UK National River Flow Archive";
Catchment = db.FehappGaugedcatchment
.Where(c => c.Catchment == catchmentId)
.Include(c => c.FehappAmaxdata)
.SingleOrDefault();
jsonAmax = JsonData(Catchment);
CoordinateConvert convertor = new CoordinateConvert();
//multiplying by 100 to add trailing zeros and make into 6 figure grid refs
CatchmentLat = convertor.GeoUKConvert(Convert.ToDouble(Catchment.NomNgre * 100), Convert.ToDouble(Catchment.NomNgrn * 100)).latitude;
CatchmentLon = convertor.GeoUKConvert(Convert.ToDouble(Catchment.NomNgre * 100), Convert.ToDouble(Catchment.NomNgrn * 100)).longitude;
MapsKey = Configuration["BingMapsKey"];
}
public void ConvertGBNGRToLatLonTest()
{
var convert = new CoordinateConvert();
var latLon = convert.GeoUKConvert(338595, 652173);
//converted and rounded due to only having these OS NGR to lat lon 6 decimal places
//the method returns lat lon to much higher precision
decimal lat = decimal.Round((decimal)latLon.latitude, 6);
decimal lon = decimal.Round((decimal)latLon.longitude, 6);
Assert.AreEqual(lat, 55.758998M);
Assert.AreEqual(lon, -2.980038M);
}