public bool Equals(LocationCoordinates lc)
{
if ((Object)lc == null)
{
return(false);
}
return(this.Latitude == lc.Latitude &&
this.Longitude == lc.Longitude);
}
public override bool Equals(object obj)
{
if (obj == null)
{
return(false);
}
// If parameter cannot be cast to Routine return false.
LocationCoordinates r = obj as LocationCoordinates;
return(this.Equals(r));
}
public override async Task Refresh(LocationCoordinates location, double radius_miles)
{
await Task.Delay(500);
List <ItemReport> item_reports =
new List <ItemReport>(LocalItemReports);
EditableLocalItemReports.Clear();
foreach (ItemReport ir in item_reports)
{
EditableLocalItemReports.Add(ir);
}
}
public double DistanceTo(LocationCoordinates lc, DistanceUnits units)
{
const double EarthRadiusKm = 6371.0;
const double EarthRadiusMi = 3959.0;
double radius =
(units == DistanceUnits.Kilometers ? EarthRadiusKm : EarthRadiusMi);
double dLat_rads = DegreesToRadians(lc.Latitude - Latitude);
double dLong_rads = DegreesToRadians(lc.Longitude - Longitude);
double a = Math.Pow(Math.Sin(dLat_rads / 2), 2) +
Math.Cos(DegreesToRadians(Latitude)) *
Math.Cos(DegreesToRadians(lc.Latitude)) *
Math.Pow(Math.Sin(dLong_rads / 2), 2);
double c = 2 * Math.Atan2(Math.Sqrt(a), Math.Sqrt(1 - a));
return(radius * c);
}
public abstract Task Refresh(LocationCoordinates location, double radius_miles);
public override async Task Refresh(LocationCoordinates location, double radius_miles)
{
throw new NotImplementedException();
}
public LocationCoordinatesEventArgs(LocationCoordinates location_coords)
{
this.LocationCoordinates = location_coords;
}
