/// <summary>
/// Adds the given attributes.
/// </summary>
public static void AddFrom(this AttributesTable table, string name, Itinero.Attributes.AttributeCollection tags,
string defaultValue)
{
var value = string.Empty;
if (!tags.TryGetValue(name, out value))
{
value = defaultValue;
}
table.AddAttribute(name, value);
}
private IFeature BuildFeature(int index)
{
if (((index - 1) % 10000) == 0)
{
Itinero.Logging.Logger.Log("FeatureList", TraceEventType.Information,
"Building feature {0}/{1}.", index - 1, this.Count);
}
var edge = _routerDb.Network.GetEdge((uint)index);
var vertexLocation1 = _routerDb.Network.GeometricGraph.GetVertex(edge.From);
var coordinates = new List <Coordinate>();
coordinates.Add(new Coordinate(vertexLocation1.Longitude, vertexLocation1.Latitude));
var shape = edge.Shape;
if (shape != null)
{
var shapeEnumerable = shape.GetEnumerator();
shapeEnumerable.Reset();
while (shapeEnumerable.MoveNext())
{
coordinates.Add(new Coordinate(shapeEnumerable.Current.Longitude,
shapeEnumerable.Current.Latitude));
}
}
var vertexLocation2 = _routerDb.Network.GeometricGraph.GetVertex(edge.To);
coordinates.Add(new Coordinate(vertexLocation2.Longitude, vertexLocation2.Latitude));
var geometry = new LineString(coordinates.ToArray());
var length = 0.0f;
for (var i = 0; i < coordinates.Count - 1; i++)
{
length += Itinero.LocalGeo.Coordinate.DistanceEstimateInMeter((float)coordinates[i + 0].Y, (float)coordinates[i + 0].X,
(float)coordinates[i + 1].Y, (float)coordinates[i + 1].X);
}
var tags = new Itinero.Attributes.AttributeCollection(_routerDb.EdgeProfiles.Get(edge.Data.Profile));
foreach (var tag in _routerDb.EdgeMeta.Get(edge.Data.MetaId))
{
tags.AddOrReplace(tag.Key, tag.Value);
}
var attributes = new AttributesTable();
attributes.AddFrom("highway", tags);
attributes.AddFrom("route", tags);
foreach (var p in _profiles)
{
var vehicleShortName = p.Parent.Name;
if (vehicleShortName.Length > 4)
{
vehicleShortName = vehicleShortName.Substring(0, 4);
}
var profileShortName = p.Name;
if (profileShortName == null)
{
profileShortName = string.Empty;
}
if (profileShortName.Length > 2)
{
profileShortName = profileShortName.Substring(0, 3);
}
var profileName = $"{vehicleShortName}_{profileShortName}";
var factor = p.FactorAndSpeed(tags);
attributes.Add(profileName.ToLower(), factor.Value != 0);
attributes.Add(profileName + "_dir", factor.Direction);
var speed = 1 / factor.SpeedFactor * 3.6;
if (factor.SpeedFactor <= 0)
{
speed = 65536;
}
attributes.Add(profileName + "_sp", System.Math.Round(speed, 2));
speed = 1 / factor.Value * 3.6;
if (factor.Value <= 0)
{
speed = 65536;
}
attributes.Add(profileName + "_spc", System.Math.Round(speed, 2));
}
attributes.Add("length", System.Math.Round(length, 3));
string lanesString;
var lanes = 1;
var lanesVerified = false;
if (tags.TryGetValue("lanes", out lanesString))
{
lanesVerified = true;
if (!int.TryParse(lanesString, out lanes))
{
lanes = 1;
lanesVerified = false;
}
}
attributes.Add("lanes", lanes);
attributes.Add("lanes_ve", lanesVerified);
var name = tags.ExtractName();
attributes.Add("name", name);
attributes.AddFrom("way_id", tags);
attributes.AddFrom("tunnel", tags);
attributes.AddFrom("bridge", tags);
attributes.Add("from", edge.From);
attributes.Add("to", edge.To);
return(new Feature(geometry, attributes));
}
/// <summary>
/// Loads a test network from geojson.
/// </summary>
public static void LoadTestNetwork(this RouterDb db, string geoJson, float tolerance = 20)
{
var geoJsonReader = new NetTopologySuite.IO.GeoJsonReader();
var features = geoJsonReader.Read <FeatureCollection>(geoJson);
foreach (var feature in features.Features)
{
if (feature.Geometry is Point)
{
var point = feature.Geometry as Point;
uint id;
if (feature.Attributes.Exists("id") &&
uint.TryParse(feature.Attributes["id"].ToInvariantString(), out id))
{ // has and id, add as vertex.
db.Network.AddVertex(id,
(float)point.Coordinate.Y,
(float)point.Coordinate.X);
}
}
}
foreach (var feature in features.Features)
{
if (feature.Geometry is LineString)
{
if (feature.Attributes.Contains("restriction", "yes"))
{
continue;
}
var line = feature.Geometry as LineString;
var profile = new Itinero.Attributes.AttributeCollection();
var names = feature.Attributes.GetNames();
foreach (var name in names)
{
if (!name.StartsWith("meta:") &&
!name.StartsWith("stroke"))
{
profile.AddOrReplace(name, feature.Attributes[name].ToInvariantString());
}
}
var meta = new Itinero.Attributes.AttributeCollection();
foreach (var name in names)
{
if (name.StartsWith("meta:"))
{
meta.AddOrReplace(name.Remove(0, "meta:".Length),
feature.Attributes[name].ToInvariantString());
}
}
var profileId = db.EdgeProfiles.Add(profile);
var metaId = db.EdgeMeta.Add(meta);
var vertex1 = db.SearchVertexFor(
(float)line.Coordinates[0].Y,
(float)line.Coordinates[0].X, tolerance);
var distance = 0.0;
var shape = new List <Coordinate>();
for (var i = 1; i < line.Coordinates.Length; i++)
{
var vertex2 = db.SearchVertexFor(
(float)line.Coordinates[i].Y,
(float)line.Coordinates[i].X, tolerance);
distance += Coordinate.DistanceEstimateInMeter(
(float)line.Coordinates[i - 1].Y, (float)line.Coordinates[i - 1].X,
(float)line.Coordinates[i].Y, (float)line.Coordinates[i].X);
if (vertex2 == Itinero.Constants.NO_VERTEX)
{ // add this point as shapepoint.
shape.Add(line.Coordinates[i].FromCoordinate());
continue;
}
db.Network.AddEdge(vertex1, vertex2, new Itinero.Data.Network.Edges.EdgeData()
{
Distance = (float)distance,
MetaId = metaId,
Profile = (ushort)profileId
}, shape);
shape.Clear();
vertex1 = vertex2;
distance = 0;
}
}
}
foreach (var feature in features.Features)
{
if (feature.Geometry is LineString &&
feature.Attributes.Contains("restriction", "yes"))
{
var line = feature.Geometry as LineString;
var sequence = new List <uint>();
sequence.Add(db.SearchVertexFor(
(float)line.Coordinates[0].Y,
(float)line.Coordinates[0].X, tolerance));
for (var i = 1; i < line.Coordinates.Length; i++)
{
sequence.Add(db.SearchVertexFor(
(float)line.Coordinates[i].Y,
(float)line.Coordinates[i].X, tolerance));
}
var vehicleType = string.Empty;
if (!feature.Attributes.TryGetValueAsString("vehicle_type", out vehicleType))
{
vehicleType = string.Empty;
}
RestrictionsDb restrictions;
if (!db.TryGetRestrictions(vehicleType, out restrictions))
{
restrictions = new RestrictionsDb();
db.AddRestrictions(vehicleType, restrictions);
}
restrictions.Add(sequence.ToArray());
}
}
}
/// <summary>
/// Adds the given attributes.
/// </summary>
public static void AddFrom(this AttributesTable table, string name, Itinero.Attributes.AttributeCollection tags)
{
table.AddFrom(name, tags, string.Empty);
}
/// <summary>
/// Loads a test network from geojson.
/// </summary>
public static void LoadTestNetwork(this RouterDb db, string geoJson)
{
var geoJsonReader = new NetTopologySuite.IO.GeoJsonReader();
var features = geoJsonReader.Read <FeatureCollection>(geoJson);
foreach (var feature in features.Features)
{
if (feature.Geometry is Point)
{
var point = feature.Geometry as Point;
uint id;
if (feature.Attributes.Exists("id") &&
uint.TryParse(feature.Attributes["id"].ToInvariantString(), out id))
{ // has and id, add as vertex.
db.Network.AddVertex(id,
(float)point.Coordinate.Y,
(float)point.Coordinate.X);
}
}
}
foreach (var feature in features.Features)
{
if (feature.Geometry is LineString)
{
var line = feature.Geometry as LineString;
var profile = new Itinero.Attributes.AttributeCollection();
var names = feature.Attributes.GetNames();
foreach (var name in names)
{
if (!name.StartsWith("meta:") &&
!name.StartsWith("stroke"))
{
profile.AddOrReplace(name, feature.Attributes[name].ToInvariantString());
}
}
var meta = new Itinero.Attributes.AttributeCollection();
foreach (var name in names)
{
if (name.StartsWith("meta:"))
{
meta.AddOrReplace(name.Remove(0, "meta:".Length),
feature.Attributes[name].ToInvariantString());
}
}
var profileId = db.EdgeProfiles.Add(profile);
var metaId = db.EdgeMeta.Add(meta);
var vertex1 = db.SearchVertexFor(
(float)line.Coordinates[0].Y,
(float)line.Coordinates[0].X);
var distance = 0.0;
var shape = new List <Coordinate>();
for (var i = 1; i < line.Coordinates.Length; i++)
{
var vertex2 = db.SearchVertexFor(
(float)line.Coordinates[i].Y,
(float)line.Coordinates[i].X);
distance += Coordinate.DistanceEstimateInMeter(
(float)line.Coordinates[i - 1].Y, (float)line.Coordinates[i - 1].X,
(float)line.Coordinates[i].Y, (float)line.Coordinates[i].X);
if (vertex2 == Itinero.Constants.NO_VERTEX)
{ // add this point as shapepoint.
shape.Add(line.Coordinates[i].FromCoordinate());
continue;
}
db.Network.AddEdge(vertex1, vertex2, new Itinero.Data.Network.Edges.EdgeData()
{
Distance = (float)distance,
MetaId = metaId,
Profile = (ushort)profileId
}, shape);
shape.Clear();
vertex1 = vertex2;
distance = 0;
}
}
}
//var features = GeoJsonConverter.ToFeatureCollection(geoJson);
//foreach (var feature in features)
//{
// if (feature.Geometry is Point)
// {
// var point = feature.Geometry as Point;
// uint id;
// if (feature.Attributes.ContainsKey("id") &&
// uint.TryParse(feature.Attributes["id"].ToInvariantString(), out id))
// { // has and id, add as vertex.
// db.Network.AddVertex(id,
// (float)point.Coordinate.Latitude,
// (float)point.Coordinate.Longitude);
// }
// }
//}
//foreach (var feature in features)
//{
// if (feature.Geometry is LineString)
// {
// var line = feature.Geometry as LineString;
// var profile = new TagsCollection();
// foreach (var attribute in feature.Attributes)
// {
// if (!attribute.Key.StartsWith("meta:") &&
// !attribute.Key.StartsWith("stroke"))
// {
// profile.Add(attribute.Key, attribute.Value.ToInvariantString());
// }
// }
// var meta = new TagsCollection();
// foreach (var attribute in feature.Attributes)
// {
// if (attribute.Key.StartsWith("meta:"))
// {
// meta.Add(attribute.Key.Remove(0, "meta:".Length),
// attribute.Value.ToInvariantString());
// }
// }
// var profileId = db.EdgeProfiles.Add(profile);
// var metaId = db.EdgeMeta.Add(meta);
// var vertex1 = db.SearchVertexFor(
// (float)line.Coordinates[0].Latitude,
// (float)line.Coordinates[0].Longitude);
// var distance = 0.0;
// var shape = new List<ICoordinate>();
// for (var i = 1; i < line.Coordinates.Count; i++)
// {
// var vertex2 = db.SearchVertexFor(
// (float)line.Coordinates[i].Latitude,
// (float)line.Coordinates[i].Longitude);
// distance += GeoCoordinate.DistanceEstimateInMeter(line.Coordinates[i - 1],
// line.Coordinates[i]);
// if (vertex2 == Itinero.Constants.NO_VERTEX)
// { // add this point as shapepoint.
// shape.Add(line.Coordinates[i]);
// continue;
// }
// db.Network.AddEdge(vertex1, vertex2, new Routing.Network.Data.EdgeData()
// {
// Distance = (float)distance,
// MetaId = metaId,
// Profile = (ushort)profileId
// }, shape);
// shape.Clear();
// vertex1 = vertex2;
// distance = 0;
// }
// }
//}
}
