internal static void WriteValue(JsonWriter writer, PrimitiveTypeCode typeCode, object value)
{
switch (typeCode)
{
case PrimitiveTypeCode.Char:
writer.WriteValue((char)value);
break;
case PrimitiveTypeCode.CharNullable:
writer.WriteValue((value == null) ? (char?)null : (char)value);
break;
case PrimitiveTypeCode.Boolean:
writer.WriteValue((bool)value);
break;
case PrimitiveTypeCode.BooleanNullable:
writer.WriteValue((value == null) ? (bool?)null : (bool)value);
break;
case PrimitiveTypeCode.SByte:
writer.WriteValue((sbyte)value);
break;
case PrimitiveTypeCode.SByteNullable:
writer.WriteValue((value == null) ? (sbyte?)null : (sbyte)value);
break;
case PrimitiveTypeCode.Int16:
writer.WriteValue((short)value);
break;
case PrimitiveTypeCode.Int16Nullable:
writer.WriteValue((value == null) ? (short?)null : (short)value);
break;
case PrimitiveTypeCode.UInt16:
writer.WriteValue((ushort)value);
break;
case PrimitiveTypeCode.UInt16Nullable:
writer.WriteValue((value == null) ? (ushort?)null : (ushort)value);
break;
case PrimitiveTypeCode.Int32:
writer.WriteValue((int)value);
break;
case PrimitiveTypeCode.Int32Nullable:
writer.WriteValue((value == null) ? (int?)null : (int)value);
break;
case PrimitiveTypeCode.Byte:
writer.WriteValue((byte)value);
break;
case PrimitiveTypeCode.ByteNullable:
writer.WriteValue((value == null) ? (byte?)null : (byte)value);
break;
case PrimitiveTypeCode.UInt32:
writer.WriteValue((uint)value);
break;
case PrimitiveTypeCode.UInt32Nullable:
writer.WriteValue((value == null) ? (uint?)null : (uint)value);
break;
case PrimitiveTypeCode.Int64:
writer.WriteValue((long)value);
break;
case PrimitiveTypeCode.Int64Nullable:
writer.WriteValue((value == null) ? (long?)null : (long)value);
break;
case PrimitiveTypeCode.UInt64:
writer.WriteValue((ulong)value);
break;
case PrimitiveTypeCode.UInt64Nullable:
writer.WriteValue((value == null) ? (ulong?)null : (ulong)value);
break;
case PrimitiveTypeCode.Single:
writer.WriteValue((float)value);
break;
case PrimitiveTypeCode.SingleNullable:
writer.WriteValue((value == null) ? (float?)null : (float)value);
break;
case PrimitiveTypeCode.Double:
writer.WriteValue((double)value);
break;
case PrimitiveTypeCode.DoubleNullable:
writer.WriteValue((value == null) ? (double?)null : (double)value);
break;
case PrimitiveTypeCode.DateTime:
writer.WriteValue((DateTime)value);
break;
case PrimitiveTypeCode.DateTimeNullable:
writer.WriteValue((value == null) ? (DateTime?)null : (DateTime)value);
break;
#if !NET20
case PrimitiveTypeCode.DateTimeOffset:
writer.WriteValue((DateTimeOffset)value);
break;
case PrimitiveTypeCode.DateTimeOffsetNullable:
writer.WriteValue((value == null) ? (DateTimeOffset?)null : (DateTimeOffset)value);
break;
#endif
case PrimitiveTypeCode.Decimal:
writer.WriteValue((decimal)value);
break;
case PrimitiveTypeCode.DecimalNullable:
writer.WriteValue((value == null) ? (decimal?)null : (decimal)value);
break;
case PrimitiveTypeCode.Guid:
writer.WriteValue((Guid)value);
break;
case PrimitiveTypeCode.GuidNullable:
writer.WriteValue((value == null) ? (Guid?)null : (Guid)value);
break;
case PrimitiveTypeCode.TimeSpan:
writer.WriteValue((TimeSpan)value);
break;
case PrimitiveTypeCode.TimeSpanNullable:
writer.WriteValue((value == null) ? (TimeSpan?)null : (TimeSpan)value);
break;
case PrimitiveTypeCode.Uri:
writer.WriteValue((Uri)value);
break;
case PrimitiveTypeCode.String:
writer.WriteValue((string)value);
break;
case PrimitiveTypeCode.Bytes:
writer.WriteValue((byte[])value);
break;
default:
{
throw CreateUnsupportedTypeException(writer, value);
}
}
}
/// <summary> /// Writes the JSON representation of the object. /// </summary> /// <param name="writer">The <see cref="JsonWriter"/> to write to.</param> /// <param name="value">The value.</param> /// <param name="serializer">The calling serializer.</param> public abstract void WriteJson(JsonWriter writer, object value, JsonSerializer serializer);
/// <summary>
/// Generates GeoJson for the given geometry collection.
/// </summary>
/// <param name="writer"></param>
/// <param name="geometryCollection"></param>
internal static void Write(JsonWriter writer, GeometryCollection geometryCollection)
{
if (writer == null) { throw new ArgumentNullException("writer"); }
if (geometryCollection == null) { throw new ArgumentNullException("geometryCollection"); }
writer.WriteStartObject();
writer.WritePropertyName("type");
writer.WriteValue("GeometryCollection");
writer.WritePropertyName("geometries");
writer.WriteStartArray();
foreach (var geometry in geometryCollection)
{
GeoJsonConverter.Write(writer, geometry);
}
writer.WriteEndArray();
writer.WriteEndObject();
}
private static JsonWriterException CreateUnsupportedTypeException(JsonWriter writer, object value)
{
return JsonWriterException.Create(writer, "Unsupported type: {0}. Use the JsonSerializer class to get the object's JSON representation.".FormatWith(CultureInfo.InvariantCulture, value.GetType()), null);
}
/// <summary>
/// Generates GeoJson for the given geometry.
/// </summary>
/// <param name="writer"></param>
/// <param name="geometry"></param>
/// <returns></returns>
internal static void Write(JsonWriter writer, Polygon geometry)
{
if (writer == null) { throw new ArgumentNullException("writer"); }
if (geometry == null) { throw new ArgumentNullException("geometry"); }
writer.WriteStartObject();
writer.WritePropertyName("type");
writer.WriteValue("Polygon");
writer.WritePropertyName("coordinates");
writer.WriteStartArray();
writer.WriteStartArray();
foreach (var coordinate in geometry.Ring.Coordinates)
{
writer.WriteStartArray();
writer.WriteValue(coordinate.Longitude);
writer.WriteValue(coordinate.Latitude);
writer.WriteEndArray();
}
writer.WriteEndArray();
foreach(var hole in geometry.Holes)
{
writer.WriteStartArray();
foreach (var coordinate in hole.Coordinates)
{
writer.WriteStartArray();
writer.WriteValue(coordinate.Longitude);
writer.WriteValue(coordinate.Latitude);
writer.WriteEndArray();
}
writer.WriteEndArray();
}
writer.WriteEndArray();
writer.WriteEndObject();
}
/// <summary>
/// Generates GeoJson for the given geometry.
/// </summary>
/// <param name="writer"></param>
/// <param name="geometry"></param>
/// <returns></returns>
internal static void Write(JsonWriter writer, Point geometry)
{
if (writer == null) { throw new ArgumentNullException("writer"); }
if (geometry == null) { throw new ArgumentNullException("geometry"); }
writer.WriteStartObject();
writer.WritePropertyName("type");
writer.WriteValue("Point");
writer.WritePropertyName("coordinates");
writer.WriteStartArray();
writer.WriteValue(geometry.Coordinate.Longitude);
writer.WriteValue(geometry.Coordinate.Latitude);
writer.WriteEndArray();
writer.WriteEndObject();
}
/// <summary>
/// Generates GeoJson for the given geometry.
/// </summary>
/// <param name="writer"></param>
/// <param name="geometry"></param>
internal static void Write(JsonWriter writer, Geometry geometry)
{
if (writer == null) { throw new ArgumentNullException("writer"); }
if (geometry == null) { throw new ArgumentNullException("geometry"); }
if (geometry is LineairRing)
{
GeoJsonConverter.Write(writer, geometry as LineairRing);
}
else if (geometry is Point)
{
GeoJsonConverter.Write(writer, geometry as Point);
}
else if (geometry is LineString)
{
GeoJsonConverter.Write(writer, geometry as LineString);
}
else if (geometry is Polygon)
{
GeoJsonConverter.Write(writer, geometry as Polygon);
}
else if (geometry is MultiPoint)
{
GeoJsonConverter.Write(writer, geometry as MultiPoint);
}
else if (geometry is MultiPolygon)
{
GeoJsonConverter.Write(writer, geometry as MultiPolygon);
}
else if (geometry is MultiLineString)
{
GeoJsonConverter.Write(writer, geometry as MultiLineString);
}
else if (geometry is GeometryCollection)
{
GeoJsonConverter.Write(writer, geometry as GeometryCollection);
}
else
{
throw new Exception(string.Format("Unknown geometry of type: {0}", geometry.GetType()));
}
}
/// <summary>
/// Generates GeoJson for the given geometry collection.
/// </summary>
/// <param name="writer"></param>
/// <param name="geometryCollection"></param>
internal static void Write(JsonWriter writer, MultiLineString geometryCollection)
{
if (writer == null) { throw new ArgumentNullException("writer"); }
if (geometryCollection == null) { throw new ArgumentNullException("geometryCollection"); }
writer.WriteStartObject();
writer.WritePropertyName("type");
writer.WriteValue("MultiLineString");
writer.WritePropertyName("coordinates");
writer.WriteStartArray();
foreach (var geometry in geometryCollection)
{
writer.WriteStartArray();
foreach (var coordinate in geometry.Coordinates)
{
writer.WriteStartArray();
writer.WriteValue(coordinate.Longitude);
writer.WriteValue(coordinate.Latitude);
writer.WriteEndArray();
}
writer.WriteEndArray();
}
writer.WriteEndArray();
writer.WriteEndObject();
}
/// <summary>
/// Generates GeoJson for the given attribute collection.
/// </summary>
/// <param name="writer"></param>
/// <param name="attributes"></param>
internal static void Write(JsonWriter writer, GeometryAttributeCollection attributes)
{
if (writer == null) { throw new ArgumentNullException("writer"); }
if (attributes == null) { throw new ArgumentNullException("attributes"); }
writer.WriteStartObject();
foreach (var attribute in attributes)
{
writer.WritePropertyName(attribute.Key);
writer.WriteValue(attribute.Value);
}
writer.WriteEndObject();
}
/// <summary>
/// Generates GeoJson for the given feature.
/// </summary>
/// <param name="writer"></param>
/// <param name="feature"></param>
internal static void Write(JsonWriter writer, Feature feature)
{
if (writer == null) { throw new ArgumentNullException("writer"); }
if (feature == null) { throw new ArgumentNullException("feature"); }
writer.WriteStartObject();
writer.WritePropertyName("type");
writer.WriteValue("Feature");
writer.WritePropertyName("properties");
GeoJsonConverter.Write(writer, feature.Attributes);
writer.WritePropertyName("geometry");
GeoJsonConverter.Write(writer, feature.Geometry);
writer.WriteEndObject();
}
/// <summary>
/// Generates GeoJson for the given feature collection.
/// </summary>
/// <param name="writer"></param>
/// <param name="featureCollection"></param>
internal static void Write(JsonWriter writer, FeatureCollection featureCollection)
{
if (writer == null) { throw new ArgumentNullException("writer"); }
if (featureCollection == null) { throw new ArgumentNullException("featureCollection"); }
writer.WriteStartObject();
writer.WritePropertyName("type");
writer.WriteValue("FeatureCollection");
writer.WritePropertyName("features");
writer.WriteStartArray();
foreach(var feature in featureCollection)
{
GeoJsonConverter.Write(writer, feature);
}
writer.WriteEndArray();
writer.WriteEndObject();
}
/// <summary>
/// Generates GeoJson for the given attribute collection.
/// </summary>
/// <param name="writer"></param>
/// <param name="attributes"></param>
internal static void Write(JsonWriter writer, GeometryAttributeCollection attributes)
{
if (writer == null) { throw new ArgumentNullException("writer"); }
if (attributes == null) { throw new ArgumentNullException("attributes"); }
writer.WriteStartObject();
var keys = new HashSet<string>();
foreach (var attribute in attributes)
{
if (!keys.Contains(attribute.Key))
{
writer.WritePropertyName(attribute.Key);
writer.WriteValue(attribute.Value);
keys.Add(attribute.Key);
}
}
writer.WriteEndObject();
}
internal static JsonWriterException Create(JsonWriter writer, string message, Exception ex)
{
return Create(writer.ContainerPath, message, ex);
}
