public static void TestBoundingBox()
{
GeoBoundingBox bb = GeoBoundingBox.FromDistance(44.168278M, 4.445944M, 50);
// https://www.openstreetmap.org/api/0.6/map?bbox=4.4453171181025916513184263020,44.167828339818137730558940096,4.4465708818974083486815736980,44.168727660181862269441059904
XML.OsmBoundingBoxXml xml = XML.OsmBoundingBoxXml.FromUrl(bb.Url);
System.Console.WriteLine(xml);
}
/// <summary>
/// Forms and sends a geocoding request to retrieve location infromation for the provided address query.
/// The specified GeoBoundingBox helps improve the result's relevance.
/// </summary>
public async static Task <MapLocationFinderResult> FindLocations(
string query,
GeoBoundingBox referenceBoundingBox,
MapLocationOptions mapLocationOptions = null)
{
var url = BuildUrl($"q={query}", mapLocationOptions);
url +=
$"&umv={referenceBoundingBox.BottomLeft.LatitudeInDegrees},{referenceBoundingBox.BottomLeft.LongitudeInDegrees},{referenceBoundingBox.TopRight.LatitudeInDegrees},{referenceBoundingBox.TopRight.LongitudeInDegrees}";
return(await Request(url));
}
public override object ConvertFrom(ITypeDescriptorContext context, System.Globalization.CultureInfo culture, object value)
{
var s = value as string;
if (s == null)
{
return(base.ConvertFrom(context, culture, value));
}
GeoBoundingBox bbox = s;
return(bbox);
}
public override void WriteJson(JsonWriter writer, object value, JsonSerializer serializer)
{
GeoBoundingBox bbox = value as GeoBoundingBox ?? value as string;
if (bbox != null)
{
writer.WriteStartObject();
writer.WritePropertyName(TopLeftPropertyName);
serializer.Serialize(writer, bbox.TopLeft);
writer.WritePropertyName(BottomRightPropertyName);
serializer.Serialize(writer, bbox.BottomRight);
writer.WriteEndObject();
}
}
/// <summary>
/// Forms and sends a geocoding request to retrieve location infromation for the provided address query.
/// The specified GeoBoundingBox helps improve the result's relevance.
/// </summary>
public async static Task <MapLocationFinderResult> FindLocations(
string query,
GeoBoundingBox referenceBoundingBox,
MapLocationOptions mapLocationOptions = null)
{
var mapLocationOptionsForRequest = mapLocationOptions ?? new MapLocationOptions();
if (!ValidateMapSession(mapLocationOptionsForRequest))
{
return(new MapLocationFinderResult(MapLocationFinderStatus.InvalidCredentials));
}
var url = await BuildUrl($"q={query}", mapLocationOptionsForRequest).ConfigureAwait(true);
url +=
$"&umv={referenceBoundingBox.BottomLeft.LatitudeInDegrees},{referenceBoundingBox.BottomLeft.LongitudeInDegrees},{referenceBoundingBox.TopRight.LatitudeInDegrees},{referenceBoundingBox.TopRight.LongitudeInDegrees}";
return(await Request(url).ConfigureAwait(true));
}
public override object ReadJson(JsonReader reader, Type objectType, object existingValue, JsonSerializer serializer)
{
if (reader.TokenType == JsonToken.StartObject)
{
var o = JObject.Load(reader);
var topLeft = o.GetValue("topLeft")?.ToObject<GeoPoint>();
var bottomRight = o.GetValue("bottomRight")?.ToObject<GeoPoint>();
var bbox = new GeoBoundingBox(topLeft, bottomRight);
if (objectType == typeof(string)) return bbox.ToString();
return bbox;
}
if (reader.TokenType == JsonToken.String)
{
GeoBoundingBox bbox = (string) reader.Value;
return bbox;
}
return null;
}
public void WriteJson_GeoBoundingBox_WritesExpectedOutput()
{
var input = new GeoBoundingBox(
"MyField",
new GeoPoint(59.9277542, 10.7190847),
new GeoPoint(59.8881646, 10.7983952));
var stringWriter = new StringWriter();
var jsonWriter = new JsonTextWriter(stringWriter);
var converter = new GeoBoundingBoxConverter();
converter.WriteJson(jsonWriter, input, new JsonSerializer());
stringWriter.Flush();
var result = stringWriter.ToString();
const string expected = "{\"geo_bounding_box\":{\"MyField\":{\"top_left\":{\"lat\":59.9277542,\"lon\":10.7190847},\"bottom_right\":{\"lat\":59.8881646,\"lon\":10.7983952}}}}";
Assert.Equal(expected, result);
}
public override object ReadJson(JsonReader reader, Type objectType, object existingValue, JsonSerializer serializer)
{
if (reader.TokenType == JsonToken.StartObject)
{
var o = JObject.Load(reader);
var topLeft = o.GetValue(TopLeftPropertyName)?.ToObject <GeoLocation>();
var bottomRight = o.GetValue(BottomRightPropertyName)?.ToObject <GeoLocation>();
var bbox = new GeoBoundingBox(topLeft, bottomRight);
if (objectType == typeof(string))
{
return(bbox.ToString());
}
return(bbox);
}
if (reader.TokenType == JsonToken.String)
{
GeoBoundingBox bbox = (string)reader.Value;
return(bbox);
}
return(null);
}
public void OnCalculateRouteFinished(Object results, Object routingError)
{
/* Calculation is done. Let's handle the result */
if (routingError == RoutingError.None)
{
Java.Util.AbstractList routeResults = (Java.Util.AbstractList)results;
RouteResult route = routeResults.Get(0) as RouteResult;
if (route != null)
{
/* Create a MapRoute so that it can be placed on the map */
parent.m_mapRoute = new MapRoute(route.Route);
/* Show the maneuver number on top of the route */
parent.m_mapRoute.SetManeuverNumberVisible(true);
/* Add the MapRoute to the map */
parent.m_map.AddMapObject(parent.m_mapRoute);
/*
* We may also want to make sure the map view is orientated properly
* so the entire route can be easily seen.
*/
GeoBoundingBox gbb = route.Route.BoundingBox;
parent.m_map.ZoomTo(gbb, Map.Animation.None, Map.MovePreserveOrientation);
}
else
{
Toast.MakeText(parent.m_activity,
"Error:route results returned is not valid",
ToastLength.Long).Show();
}
}
else
{
Toast.MakeText(parent.m_activity,
"Error:route calculation returned error code: " + routingError,
ToastLength.Long).Show();
}
}
/// <summary>
/// Constructs a <see cref="MapSceneOfBoundingBox"/> from the specified <see cref="GeoBoundingBox"/>.
/// </summary>
public MapSceneOfBoundingBox(GeoBoundingBox boundingBox)
{
BoundingBox = boundingBox;
}
public void WhenAttemptingToCreateAGeoBoundingBoxWithValidArgs(string topLeft, string bottomRight)
{
var bbox = new GeoBoundingBox(topLeft, bottomRight);
bbox.Should().NotBeNull();
}
