public Airport(string airportCode, string city, State state, Geocode geocode)
{
AirportCode = airportCode;
City = city;
State = state;
Geocode = geocode;
}
public void GeocodeAddress()
{
var response = Geocoder.Geocode(this);
if (!string.IsNullOrEmpty(response.StreetAddress))
{
StreetAddress = response.StreetAddress;
}
if (response.City != null)
{
City = response.City;
}
if (response.County != null)
{
County = response.County;
}
if (response.State != null)
{
State = response.State;
}
if (response.ZipCode != null)
{
ZipCode = response.ZipCode;
}
Geocode = response.Geocode;
}
/// <summary>
/// Uses Great Circle Distance Formula to find the distance between two geocodes in miles.
/// </summary>
/// <param name="response"></param>
/// <returns></returns>
public double DistanceTo(Geocode geocode)
{
const double radiusOfEarthInMiles = 3958.76;
double lat1 = Latitude * Math.PI / 180;
double lat2 = geocode.Latitude * Math.PI / 180;
double lon1 = Longitude * Math.PI / 180;
double lon2 = geocode.Longitude * Math.PI / 180;
double x = Math.Sin(lat1) * Math.Sin(lat2) + Math.Cos(lat1) * Math.Cos(lat2) * Math.Cos(lon2 - lon1);
return radiusOfEarthInMiles * Math.Atan2(Math.Sqrt(1 - Math.Pow(x, 2)), x);
}
public Address(string streetAddress, string city, string state, string zipCode, string county, Geocode geocode, bool unknown)
{
StreetAddress = streetAddress;
if(!unknown)
{
State = new State(state);
City = CityList.GetCity(city, State);
ZipCode = ZipCodeList.GetZipCode(zipCode);
County = CountyList.GetCounty(county, State);
Geocode = geocode;
}
}
public Address(string streetAddress, string city, string state, string zipCode, string county, Geocode geocode, bool unknown)
{
StreetAddress = streetAddress;
if (!unknown)
{
State = new State(state);
City = CityList.GetCity(city, State);
ZipCode = ZipCodeList.GetZipCode(zipCode);
County = CountyList.GetCounty(county, State);
Geocode = geocode;
}
}
/// <summary>
/// Uses Great Circle Distance Formula to find the distance between two geocodes in miles.
/// </summary>
/// <param name="response"></param>
/// <returns></returns>
public double DistanceTo(Geocode geocode)
{
const double radiusOfEarthInMiles = 3958.76;
double lat1 = Latitude * Math.PI / 180;
double lat2 = geocode.Latitude * Math.PI / 180;
double lon1 = Longitude * Math.PI / 180;
double lon2 = geocode.Longitude * Math.PI / 180;
double x = Math.Sin(lat1) * Math.Sin(lat2) + Math.Cos(lat1) * Math.Cos(lat2) * Math.Cos(lon2 - lon1);
return(radiusOfEarthInMiles * Math.Atan2(Math.Sqrt(1 - Math.Pow(x, 2)), x));
}
private static Address ParseGoogleGeocoderResponse(XContainer doc)
{
XNamespace earthNamespace = "http://earth.google.com/kml/2.0";
XNamespace addressNamespace = "urn:oasis:names:tc:ciq:xsdschema:xAL:2.0";
string state = null;
string county = null;
string city = null;
string streetAddress = null;
string zipCode = null;
var geocodeSetter = new Dictionary <string, Action <string> >
{
{ "AdministrativeAreaName", value => state = value },
{ "SubAdministrativeAreaName", value => county = value },
{ "LocalityName", value => city = value },
{ "ThoroughfareName", value => streetAddress = value },
{ "PostalCodeNumber", value => zipCode = value }
};
var code = doc.Descendants(earthNamespace + "code").Single().Value;
if (code != Success)
{
if (code == NoLocationFound)
{
return(null);
}
throw new InvalidOperationException("Google failed to geocode request: code " + code);
}
var placemark = doc.Descendants(earthNamespace + "Placemark").First();
foreach (var pair in geocodeSetter)
{
var element = placemark.Descendants(addressNamespace + pair.Key).SingleOrDefault();
if (element != null)
{
pair.Value(element.Value);
}
}
var latitudeAndLongitude = placemark.Descendants(earthNamespace + "LatLonBox").Single();
var geocode = new Geocode(
double.Parse(latitudeAndLongitude.Attribute("north").Value),
double.Parse(latitudeAndLongitude.Attribute("east").Value));
return(new Address(streetAddress, city, state, zipCode, county, geocode));
}
public static City FindClosestCity(Geocode geocode)
{
Cities.Sort((a, b) => a.Geocode.DistanceTo(geocode).CompareTo(b.Geocode.DistanceTo(geocode)));
return Cities.First();
}
public Address(string streetAddress, string city, string state, string zipCode, string county, Geocode geocode)
: this(streetAddress, city, state, zipCode, county, geocode, false)
{
}
public County(string name, State state, Geocode geocode)
{
Name = name;
State = state;
Geocode = geocode;
}
public static IEnumerable <County> FindNearbyCounties(Geocode geocode, double rangeInMiles)
{
return(Counties.Where(c => c.Geocode.DistanceTo(geocode) < rangeInMiles));
}
public static County FindClosestCounty(Geocode geocode)
{
Counties.Sort((a, b) => a.Geocode.DistanceTo(geocode).CompareTo(b.Geocode.DistanceTo(geocode)));
return(Counties.First());
}
private static Address ParseGoogleGeocoderResponse(XContainer doc)
{
XNamespace earthNamespace = "http://earth.google.com/kml/2.0";
XNamespace addressNamespace = "urn:oasis:names:tc:ciq:xsdschema:xAL:2.0";
string state = null;
string county = null;
string city = null;
string streetAddress = null;
string zipCode = null;
var geocodeSetter = new Dictionary<string, Action<string>>
{
{"AdministrativeAreaName", value => state = value},
{"SubAdministrativeAreaName", value => county = value},
{"LocalityName", value => city = value},
{"ThoroughfareName", value => streetAddress = value},
{"PostalCodeNumber", value => zipCode = value}
};
var code = doc.Descendants(earthNamespace + "code").Single().Value;
if(code != Success)
{
if(code == NoLocationFound)
{
return null;
}
throw new InvalidOperationException("Google failed to geocode request: code " + code);
}
var placemark = doc.Descendants(earthNamespace + "Placemark").First();
foreach (var pair in geocodeSetter)
{
var element = placemark.Descendants(addressNamespace + pair.Key).SingleOrDefault();
if (element != null)
{
pair.Value(element.Value);
}
}
var latitudeAndLongitude = placemark.Descendants(earthNamespace + "LatLonBox").Single();
var geocode = new Geocode(
double.Parse(latitudeAndLongitude.Attribute("north").Value),
double.Parse(latitudeAndLongitude.Attribute("east").Value));
return new Address(streetAddress, city, state, zipCode, county, geocode);
}
public static IEnumerable<City> FindNearbyCities(Geocode geocode, double rangeInMiles)
{
return Cities.Where(c => c.Geocode.DistanceTo(geocode) < rangeInMiles);
}
public static IEnumerable<Airport> FindNearbyAirports(Geocode geocode, double rangeInMiles)
{
return Airports.Where(a => a.Geocode.DistanceTo(geocode) < rangeInMiles);
}
public ZipCode(string code, Geocode geocode)
{
Code = code;
Geocode = geocode;
}
public Address(string streetAddress, string city, string state, string zipCode, string county, Geocode geocode)
: this(streetAddress, city, state, zipCode, county, geocode, false)
{
}
public static IEnumerable <Airport> FindNearbyAirports(Geocode geocode, double rangeInMiles)
{
return(Airports.Where(a => a.Geocode.DistanceTo(geocode) < rangeInMiles));
}
public static Airport FindClosestAirport(Geocode geocode)
{
Airports.Sort((a, b) => a.Geocode.DistanceTo(geocode).CompareTo(b.Geocode.DistanceTo(geocode)));
return(Airports.First());
}
public ZipCode(string code, Geocode geocode)
{
Code = code;
Geocode = geocode;
}
public City(string name, State state, Geocode geocode)
{
Name = name;
State = state;
Geocode = geocode;
}
public static Airport FindClosestAirport(Geocode geocode)
{
Airports.Sort((a, b) => a.Geocode.DistanceTo(geocode).CompareTo(b.Geocode.DistanceTo(geocode)));
return Airports.First();
}
