private static BingGeocodeService.Confidence TranslateGeocodeConfidence(GeocodeConfidence confidence)
{
BingGeocodeService.Confidence result = BingGeocodeService.Confidence.Low;
switch (confidence)
{
case GeocodeConfidence.High:
result = BingGeocodeService.Confidence.High;
break;
case GeocodeConfidence.Medium:
result = BingGeocodeService.Confidence.Medium;
break;
}
return(result);
}
private static GeocodeConfidence TranslateBingConfidence(BingGeocodeService.Confidence confidence)
{
GeocodeConfidence result = GeocodeConfidence.Zero;
switch (confidence)
{
case BingGeocodeService.Confidence.High:
result = GeocodeConfidence.High;
break;
case BingGeocodeService.Confidence.Medium:
result = GeocodeConfidence.Medium;
break;
case BingGeocodeService.Confidence.Low:
result = GeocodeConfidence.Low;
break;
}
return(result);
}
// Geocodes the given address and returns the confidence level
public GeocodeConfidence GeocodeAddress(string address, string city, string state, string zip, out double lat, out double lon, GeocodeConfidence minConfidence)
{
if (string.IsNullOrEmpty(address))
{
throw new ArgumentException("Missing 'address' parameter.");
}
if (string.IsNullOrEmpty(city))
{
throw new ArgumentException("Missing 'city' parameter.");
}
if (string.IsNullOrEmpty(state))
{
throw new ArgumentException("Missing 'state' parameter.");
}
if (string.IsNullOrEmpty(zip))
{
throw new ArgumentException("Missing 'zip' parameter.");
}
// Reference geocode client
BingGeocodeService.GeocodeService client = new BingGeocodeService.GeocodeService();
// Set the options to only return high confidence results
BingGeocodeService.ConfidenceFilter[] filters = new BingGeocodeService.ConfidenceFilter[1];
filters[0] = new BingGeocodeService.ConfidenceFilter();
filters[0].MinimumConfidence = TranslateGeocodeConfidence(minConfidence);
// Build geocode request
BingGeocodeService.GeocodeRequest request = new BingGeocodeService.GeocodeRequest();
request.Query = address + ", " + city + ", " + state + ", " + zip;
request.Credentials = _geoCredentials;
// Issue request
BingGeocodeService.GeocodeResponse response = client.Geocode(request);
// Set out params
if (response.Results.Length > 0)
{
lat = response.Results[0].Locations[0].Latitude;
lon = response.Results[0].Locations[0].Longitude;
return(TranslateBingConfidence(response.Results[0].Confidence));
}
else
{
lat = 0;
lon = 0;
return(0); // no confidence, bad result
}
}