public static string ToGeoJson(this RoutingEdge edge, RouterDb db)
{
var edgeShape = db.Network.GetShape(edge);
var writer = new StringWriter();
var jsonWriter = new IO.Json.JsonWriter(writer);
jsonWriter.WriteOpen();
jsonWriter.WriteProperty("type", "FeatureCollection", true, false);
jsonWriter.WritePropertyName("features", false);
jsonWriter.WriteArrayOpen();
jsonWriter.WriteOpen();
jsonWriter.WriteProperty("type", "Feature", true, false);
jsonWriter.WriteProperty("name", "ShapeMeta", true, false);
jsonWriter.WritePropertyName("geometry", false);
jsonWriter.WriteOpen();
jsonWriter.WriteProperty("type", "LineString", true, false);
jsonWriter.WritePropertyName("coordinates", false);
jsonWriter.WriteArrayOpen();
for (var shape = 0; shape < edgeShape.Count; shape++)
{
jsonWriter.WriteArrayOpen();
jsonWriter.WriteArrayValue(edgeShape[shape].Longitude.ToInvariantString());
jsonWriter.WriteArrayValue(edgeShape[shape].Latitude.ToInvariantString());
if (edgeShape[shape].Elevation.HasValue)
{
jsonWriter.WriteArrayValue(edgeShape[shape].Elevation.Value.ToInvariantString());
}
jsonWriter.WriteArrayClose();
}
jsonWriter.WriteArrayClose();
jsonWriter.WriteClose();
jsonWriter.WritePropertyName("properties");
jsonWriter.WriteOpen();
jsonWriter.WriteProperty("id", edge.Id.ToString(), false, false);
jsonWriter.WriteProperty("profile", edge.Data.Profile.ToString(), false, false);
jsonWriter.WriteProperty("meta", edge.Data.MetaId.ToString(), false, false);
jsonWriter.WriteProperty("from", edge.From.ToString(), false, false);
jsonWriter.WriteProperty("to", edge.To.ToString(), false, false);
jsonWriter.WriteClose();
jsonWriter.WriteClose();
WriteVertex(db, jsonWriter, edge.From);
WriteVertex(db, jsonWriter, edge.To);
jsonWriter.WriteArrayClose();
jsonWriter.WriteClose();
return(writer.ToString());
}
internal static void WriteGeoJson(this Route route, TextWriter writer, bool includeShapeMeta = true, bool includeStops = true, bool groupByShapeMeta = true,
Action <IAttributeCollection> attributesCallback = null, Func <string, string, bool> isRaw = null)
{
if (route == null)
{
throw new ArgumentNullException(nameof(route));
}
if (writer == null)
{
throw new ArgumentNullException(nameof(writer));
}
var jsonWriter = new IO.Json.JsonWriter(writer);
jsonWriter.WriteOpen();
jsonWriter.WriteProperty("type", "FeatureCollection", true, false);
jsonWriter.WritePropertyName("features", false);
jsonWriter.WriteArrayOpen();
route.WriteGeoJsonFeatures(jsonWriter, includeShapeMeta, includeStops, groupByShapeMeta, attributesCallback, isRaw);
jsonWriter.WriteArrayClose();
jsonWriter.WriteClose();
}
/// <summary>
/// Converts the router db meta to json.
/// </summary>
public static void ToJson(this InstanceMeta routerDbMeta, TextWriter writer)
{
var jsonWriter = new IO.Json.JsonWriter(writer);
jsonWriter.WriteOpen();
jsonWriter.WritePropertyName("id");
jsonWriter.WritePropertyValue(routerDbMeta.Id);
if (routerDbMeta.Meta != null)
{
jsonWriter.WriteOpen();
foreach (var attribute in routerDbMeta.Meta)
{
jsonWriter.WritePropertyName(attribute.Key);
jsonWriter.WritePropertyValue(attribute.Value);
}
jsonWriter.WriteClose();
}
if (routerDbMeta.Profiles != null)
{
jsonWriter.WritePropertyName("Profiles");
jsonWriter.WriteArrayOpen();
for (var i = 0; i < routerDbMeta.Profiles.Length; i++)
{
var profile = routerDbMeta.Profiles[i];
jsonWriter.WriteArrayOpen();
jsonWriter.WriteOpen();
jsonWriter.WritePropertyName("name");
jsonWriter.WritePropertyValue(profile.Name);
jsonWriter.WritePropertyName("metric");
jsonWriter.WritePropertyValue(profile.Metric.ToInvariantString());
jsonWriter.WriteClose();
jsonWriter.WriteArrayClose();
}
jsonWriter.WriteArrayClose();
}
if (routerDbMeta.Contracted != null)
{
jsonWriter.WritePropertyName("Profiles");
jsonWriter.WriteArrayOpen();
for (var i = 0; i < routerDbMeta.Contracted.Length; i++)
{
var profile = routerDbMeta.Contracted[i];
jsonWriter.WriteArrayOpen();
jsonWriter.WriteArrayValue(profile);
jsonWriter.WriteArrayClose();
}
jsonWriter.WriteArrayClose();
}
}
/// <summary>
/// Writes the tile as geojson.
/// </summary>
public static void WriteGeoJson(this Segment[] segments, RouterDb routerDb, TextWriter writer)
{
if (segments == null)
{
throw new ArgumentNullException("segments");
}
if (writer == null)
{
throw new ArgumentNullException("writer");
}
var edgeProfile = routerDb.EdgeProfiles;
var edgeMeta = routerDb.EdgeMeta;
var jsonWriter = new IO.Json.JsonWriter(writer);
jsonWriter.WriteOpen();
jsonWriter.WriteProperty("type", "FeatureCollection", true, false);
jsonWriter.WritePropertyName("features", false);
jsonWriter.WriteArrayOpen();
for (var i = 0; i < segments.Length; i++)
{
var segment = segments[i];
var coordinates = segment.Shape;
if (coordinates.Length >= 2)
{
jsonWriter.WriteOpen();
jsonWriter.WriteProperty("type", "Feature", true, false);
jsonWriter.WritePropertyName("geometry", false);
jsonWriter.WriteOpen();
jsonWriter.WriteProperty("type", "LineString", true, false);
jsonWriter.WritePropertyName("coordinates", false);
jsonWriter.WriteArrayOpen();
for (var shape = 0; shape < coordinates.Length; shape++)
{
jsonWriter.WriteArrayOpen();
jsonWriter.WriteArrayValue(coordinates[shape].Longitude.ToInvariantString());
jsonWriter.WriteArrayValue(coordinates[shape].Latitude.ToInvariantString());
jsonWriter.WriteArrayClose();
}
jsonWriter.WriteArrayClose();
jsonWriter.WriteClose();
jsonWriter.WritePropertyName("properties");
jsonWriter.WriteOpen();
var profile = edgeProfile.Get(segment.Profile);
if (profile != null)
{
foreach (var attribute in profile)
{
jsonWriter.WriteProperty(attribute.Key, attribute.Value, true, true);
}
}
var meta = edgeMeta.Get(segment.Meta);
if (meta != null)
{
foreach (var attribute in meta)
{
jsonWriter.WriteProperty(attribute.Key, attribute.Value, true, true);
}
}
jsonWriter.WriteClose();
jsonWriter.WriteClose();
}
}
jsonWriter.WriteArrayClose();
jsonWriter.WriteClose();
}