private void SerializeType(BsonWriter bsonWriter, GeoJsonObjectType type)
{
bsonWriter.WriteString("type", type.ToString());
}
private void SerializeType(BsonSerializationContext context, GeoJsonObjectType type)
{
context.Writer.WriteString("type", type.ToString());
}
public override object ReadJson(JsonReader reader, Type objectType, object existingValue, JsonSerializer serializer) {
var geom = serializer.Deserialize<JToken>(reader);
GeoJsonObjectType type = serializer.Deserialize<GeoJsonObjectType>(geom.SelectToken("type").CreateReader());
var coordReader = geom.SelectToken("coordinates").CreateReader();
switch (type) {
case GeoJsonObjectType.MultiPolygon:
return new MultiPolygonJsonConverter().ReadJson(coordReader, typeof(MultiPolygon), geom, serializer);
case GeoJsonObjectType.Polygon:
return new PolygonJsonConverter().ReadJson(coordReader, typeof(MultiPolygon), geom, serializer);
case GeoJsonObjectType.MultiLineString:
return new MultiLineStringJsonConverter().ReadJson(coordReader, typeof(MultiLineString), geom, serializer);
case GeoJsonObjectType.LineString:
return new LineStringJsonConverter().ReadJson(coordReader, typeof(LineString), geom, serializer);
case GeoJsonObjectType.MultiPoint:
return new MultiPointJsonConverter().ReadJson(coordReader, typeof(MultiPoint), geom, serializer);
case GeoJsonObjectType.Point:
return new PointJsonConverter().ReadJson(coordReader, typeof(Point), geom, serializer);
default:
throw new InvalidFormatException(string.Format("Not a valid GeoSon geometry type: {0}", type.ToString()));
}
}
