private IEnumerable <GoogleAddress> ParseAddresses(XPathNodeIterator nodes)
{
while (nodes.MoveNext())
{
XPathNavigator nav = nodes.Current;
GoogleAddressType type = EvaluateType((string)nav.Evaluate("string(type)"));
string placeId = (string)nav.Evaluate("string(place_id)");
string formattedAddress = (string)nav.Evaluate("string(formatted_address)");
var components = ParseComponents(nav.Select("address_component")).ToArray();
double latitude = (double)nav.Evaluate("number(geometry/location/lat)");
double longitude = (double)nav.Evaluate("number(geometry/location/lng)");
Location coordinates = new Location(latitude, longitude);
double neLatitude = (double)nav.Evaluate("number(geometry/viewport/northeast/lat)");
double neLongitude = (double)nav.Evaluate("number(geometry/viewport/northeast/lng)");
Location neCoordinates = new Location(neLatitude, neLongitude);
double swLatitude = (double)nav.Evaluate("number(geometry/viewport/southwest/lat)");
double swLongitude = (double)nav.Evaluate("number(geometry/viewport/southwest/lng)");
Location swCoordinates = new Location(swLatitude, swLongitude);
var viewport = new GoogleViewport {
Northeast = neCoordinates, Southwest = swCoordinates
};
GoogleLocationType locationType = EvaluateLocationType((string)nav.Evaluate("string(geometry/location_type)"));
Bounds bounds = null;
if (nav.SelectSingleNode("geometry/bounds") != null)
{
double neBoundsLatitude = (double)nav.Evaluate("number(geometry/bounds/northeast/lat)");
double neBoundsLongitude = (double)nav.Evaluate("number(geometry/bounds/northeast/lng)");
Location neBoundsCoordinates = new Location(neBoundsLatitude, neBoundsLongitude);
double swBoundsLatitude = (double)nav.Evaluate("number(geometry/bounds/southwest/lat)");
double swBoundsLongitude = (double)nav.Evaluate("number(geometry/bounds/southwest/lng)");
Location swBoundsCoordinates = new Location(swBoundsLatitude, swBoundsLongitude);
bounds = new Bounds(swBoundsCoordinates, neBoundsCoordinates);
}
bool isPartialMatch;
bool.TryParse((string)nav.Evaluate("string(partial_match)"), out isPartialMatch);
yield return(new GoogleAddress(type, formattedAddress, components, coordinates, viewport, bounds, isPartialMatch, locationType, placeId));
}
}
public GoogleAddress(GoogleAddressType type, string formattedAddress, GoogleAddressComponent[] components,
Location coordinates, GoogleViewport viewport, Bounds bounds, bool isPartialMatch, GoogleLocationType locationType, string placeId)
: base(formattedAddress, coordinates, "Google")
{
if (components == null)
{
throw new ArgumentNullException("components");
}
this.type = type;
this.components = components;
this.isPartialMatch = isPartialMatch;
this.viewport = viewport;
this.bounds = bounds;
this.locationType = locationType;
this.placeId = placeId;
}