public void FeatureCollectionSerialization()
{
var model = new FeatureCollection();
for (var i = 10; i-- > 0;)
{
var geom = new LineString(new[]
{
new GeographicPosition(51.010, -1.034),
new GeographicPosition(51.010, -0.034)
});
var props = new Dictionary<string, object>
{
{ "test1", "1" },
{ "test2", 2 }
};
var feature = new Net.Feature.Feature(geom, props);
model.Features.Add(feature);
}
var actualJson = JsonConvert.SerializeObject(model);
Assert.IsNotNull(actualJson);
Assert.IsFalse(string.IsNullOrEmpty(actualJson));
}
public void Can_Serialize_LineString_Feature()
{
var coordinates = new[]
{
new List<IPosition>
{
new GeographicPosition(52.370725881211314, 4.889259338378906),
new GeographicPosition(52.3711451105601, 4.895267486572266),
new GeographicPosition(52.36931095278263, 4.892091751098633),
new GeographicPosition(52.370725881211314, 4.889259338378906)
},
new List<IPosition>
{
new GeographicPosition(52.370725881211314, 4.989259338378906),
new GeographicPosition(52.3711451105601, 4.995267486572266),
new GeographicPosition(52.36931095278263, 4.992091751098633),
new GeographicPosition(52.370725881211314, 4.989259338378906)
}
};
var geometry = new LineString(coordinates[0]);
var actualJson = JsonConvert.SerializeObject(new Net.Feature.Feature(geometry));
Console.WriteLine(actualJson);
var expectedJson = GetExpectedJson();
JsonAssert.AreEqual(expectedJson, actualJson);
}
//GET /api/routing?from=31.8239,35.0375&to=31.8213,35.0965&type=f
public async Task<IHttpActionResult> GetRouting(string from, string to, string type)
{
LineString lineString;
var profile = ConvertProfile(type);
if (profile == ProfileType.None)
{
var pointFrom = GetGeographicPosition(from);
var pointTo = GetGeographicPosition(to);
if (ModelState.IsValid == false)
{
return BadRequest(ModelState);
}
lineString = new LineString(new[] { pointFrom, pointTo });
}
else
{
lineString = await _routingGateway.GetRouting(new RoutingGatewayRequest
{
From = from,
To = to,
Profile = profile,
});
}
var feature = new Feature(lineString, new FeatureProperties { Name = "Routing from " + from + " to " + to + " profile type: " + profile.ToString(), Creator = "IsraelHiking" });
return Ok(new FeatureCollection(new List<Feature>() { feature }));
}
public void FeatureSerialization()
{
var coordinates = new[]
{
new List<IPosition>
{
new GeographicPosition(52.370725881211314, 4.889259338378906),
new GeographicPosition(52.3711451105601, 4.895267486572266),
new GeographicPosition(52.36931095278263, 4.892091751098633),
new GeographicPosition(52.370725881211314, 4.889259338378906)
},
new List<IPosition>
{
new GeographicPosition(52.370725881211314, 4.989259338378906),
new GeographicPosition(52.3711451105601, 4.995267486572266),
new GeographicPosition(52.36931095278263, 4.992091751098633),
new GeographicPosition(52.370725881211314, 4.989259338378906)
},
};
var settings = new JsonSerializerSettings { ContractResolver = new CamelCasePropertyNamesContractResolver() };
IGeometryObject geometry;
geometry = new LineString(coordinates[0]);
JsonAssert.AssertCoordinates(JsonConvert.SerializeObject(new Feature.Feature(geometry), DefaultJsonSerializerSettings), 1, coordinates[0]);
geometry = new Point(coordinates[0][0]);
JsonAssert.AssertCoordinates(JsonConvert.SerializeObject(new Feature.Feature(geometry), DefaultJsonSerializerSettings), 0, coordinates[0].Take(1).ToArray());
geometry = new MultiLineString(coordinates.Select(ca => new LineString(ca)).ToList());
JsonAssert.AssertCoordinates(JsonConvert.SerializeObject(new Feature.Feature(geometry), DefaultJsonSerializerSettings), 2, coordinates);
geometry = new Polygon(coordinates.Select(ca => new LineString(ca)).ToList());
JsonAssert.AssertCoordinates(JsonConvert.SerializeObject(new Feature.Feature(geometry), DefaultJsonSerializerSettings), 2, coordinates);
}
private static JGeometry.LineString Points2LineString(List <PointD> points)
{
List <JGeometry.IPosition> ipositions = new List <JGeometry.IPosition>();
var positions = (from point in points select new JGeometry.GeographicPosition(point.Y, point.X)).ToList();
ipositions.AddRange(positions);
JGeometry.LineString lineString = new JGeometry.LineString(ipositions);
return(lineString);
}
private LineString GetLineString(double offset = 0.0)
{
var coordinates = new List<IPosition>
{
new GeographicPosition(52.379790828551016 + offset, 5.3173828125 + offset),
new GeographicPosition(52.36721467920585 + offset, 5.456085205078125 + offset),
new GeographicPosition(52.303440474272755 + offset, 5.386047363281249 + offset, 4.23 + offset)
};
var lineString = new LineString(coordinates);
return lineString;
}
public static PointF[] ToGdi(LineString lineString)
{
var result = new List<PointF>();
foreach (var coordinate in lineString.Coordinates)
{
var position = (GeographicPosition) coordinate;
result.Add(SphericalMercator.FromLonLat(position.Longitude, position.Latitude));
}
return result.ToArray();
}
public void LineStringIsClosed()
{
var coordinates = new List<GeographicPosition>
{
new GeographicPosition(52.370725881211314, 4.889259338378906),
new GeographicPosition(52.3711451105601, 4.895267486572266),
new GeographicPosition(52.36931095278263, 4.892091751098633),
new GeographicPosition(52.370725881211314, 4.889259338378906)
}.ToList<IPosition>();
var lineString = new LineString(coordinates);
}
private static LineString ToCoords(IBasicGeometry ls)
{
List <GeographicPosition> p = new List <GeographicPosition>();
foreach (Coordinate point in ls.Coordinates)
{
p.Add(new GeographicPosition(point.Y, point.X));
}
var points = new LineString(p);
return(points);
}
public void Is_Not_Closed()
{
var coordinates = new List<GeographicPosition>
{
new GeographicPosition(52.370725881211314, 4.889259338378906),
new GeographicPosition(52.3711451105601, 4.895267486572266),
new GeographicPosition(52.36931095278263, 4.892091751098633),
new GeographicPosition(52.370725881211592, 4.889259338378955)
};
var lineString = new LineString(coordinates);
Assert.IsFalse(lineString.IsClosed());
}
public static GeoJSON.Net.Geometry.LineString MakeClosedLinearRing(GeoJSON.Net.Geometry.LineString lineString)
{
if (!lineString.IsClosed())
{
var positions = new List <Position>();
foreach (var coordinate in lineString.Coordinates)
{
positions.Add((Position)coordinate);
}
// Add first position also as last position
positions.Add((Position)lineString.Coordinates[0]);
lineString = new GeoJSON.Net.Geometry.LineString(positions);
}
return(lineString);
}
public void Can_Serialize()
{
var coordinates = new List<GeographicPosition>
{
new GeographicPosition(52.370725881211314, 4.889259338378906),
new GeographicPosition(52.3711451105601, 4.895267486572266),
new GeographicPosition(52.36931095278263, 4.892091751098633),
new GeographicPosition(52.370725881211314, 4.889259338378906)
};
var lineString = new LineString(coordinates);
var actualJson = JsonConvert.SerializeObject(lineString);
JsonAssert.AreEqual(GetExpectedJson(), actualJson);
}
private FeatureCollection CoordsToGeoJson(List <IPosition> coordinates)
{
if (!coordinates.Any())
{
return(null);
}
var coords = coordinates.Select(r => new Position(r.Latitude, r.Longitude)).ToList();
var geo = new GeoJSON.Net.Geometry.LineString(coords);
var feature = new GeoJSON.Net.Feature.Feature(geo);
var featureCollection = new FeatureCollection(new List <Feature> {
feature
});
return(featureCollection);
}
/// <summary>
/// closes any rings
/// </summary>
/// <param name="points"></param>
public PolygonBuilder(List<IPosition> outerRingPoints)
{
if (outerRingPoints.Count <= 3)
throw new ArgumentException("Must have more than 2 points for a polygon", "points");
LineString ring = new LineString(outerRingPoints);
if (!ring.IsClosed())
ring.Coordinates.Add(ring.Coordinates[0]);
List<LineString> lines = new List<LineString>();
lines.Add(ring);
_polygon = new Polygon(lines);
}
private FeatureCollection GetFeatureCollection()
{
var model = new FeatureCollection();
for (var i = 10; i-- > 0;)
{
var geom = new LineString(new[]
{
new GeographicPosition(51.010, -1.034),
new GeographicPosition(51.010, -0.034)
});
var props = FeatureTests.GetPropertiesInRandomOrder();
var feature = new Net.Feature.Feature(geom, props);
model.Features.Add(feature);
}
return model;
}
private async Task GetLineStringData()
{
var road = await _dbContext.Roads.FirstOrDefaultAsync();
//Geometry to geoJSON
var coordinates = new List <IPosition>();
foreach (var item in road.Line.Coordinates)
{
coordinates.Add(new Position(item.X, item.Y, item.Z));
}
GeoJSON.Net.Geometry.LineString line = new GeoJSON.Net.Geometry.LineString(coordinates);
var s = JsonConvert.SerializeObject(line);
//Geometry to wkt
var s2 = NetTopologySuite.IO.WKTWriter.ToLineString(road.Line.CoordinateSequence);
Console.WriteLine($"GeoJSON结果:{s},WKT结果:{s2}");
}
public static Feature Parse(Tile.Feature feature, List<string> keys, List<Tile.Value> values, int x, int y, int z, uint extent, bool convertToGeographicPosition)
{
Feature result = null;
var geom = GeometryParser.ParseGeometry(feature.Geometry, feature.Type);
var id = feature.Id;
var positions= convertToGeographicPosition?
geom.Select(p => p.ToGeographicPosition(x,y,z,extent)).ToList():
geom.Select(p => new GeographicPosition(p.Latitude, p.Longitude)).ToList();
var coordinates = positions.ToList<IPosition>();
if (feature.Type == Tile.GeomType.Polygon)
{
if (coordinates.Count > 3)
{
var polygon = new Polygon(new List<LineString> {new LineString(coordinates)});
result = new Feature(polygon);
}
}
else if (feature.Type == Tile.GeomType.LineString)
{
var ls = new LineString(coordinates);
result = new Feature(ls);
}
else if (feature.Type == Tile.GeomType.Point)
{
var pt = new Point(coordinates[0]);
result = new Feature(pt);
}
if (result != null)
{
result.Id = id.ToString(CultureInfo.InvariantCulture);
var attributes = AttributesParser.Parse(keys, values, feature.Tags);
foreach (var item in attributes)
{
result.Properties.Add(item.Key, item.Value);
}
}
return result;
}
public IActionResult GetRoad(int roadId)
{
var road = _dbContext.Roads.FirstOrDefault(x => x.RoadID == roadId);
if (road == null)
{
return(Json($"查询不到id为{roadId}的道路"));
}
//Geometry to GeoJSON
var coordinates = new List <IPosition>();
foreach (var item in road.Line.Coordinates)
{
coordinates.Add(new Position(item.X, item.Y, item.Z));
}
GeoJSON.Net.Geometry.LineString line = new GeoJSON.Net.Geometry.LineString(coordinates);
var s = JsonConvert.SerializeObject(line);
//Geometry to wkt
var s2 = NetTopologySuite.IO.WKTWriter.ToLineString(road.Line.CoordinateSequence);
return(Json($"GeoJSON结果:{s},WKT结果:{s2}"));
}
public static AgGateway.ADAPT.ApplicationDataModel.Shapes.LinearRing MapLineString(GeoJSON.Net.Geometry.LineString lineString, AffineTransformation affineTransformation = null)
{
// ToDo: [Check] if the LineString is actually a LinearRing
var linearRing = new AgGateway.ADAPT.ApplicationDataModel.Shapes.LinearRing();
foreach (var position in lineString.Coordinates)
{
linearRing.Points.Add(PointMapper.MapPosition(position, affineTransformation));
}
return(linearRing);
}
public void FeatureCollection_Test_IndexOf()
{
var model = new FeatureCollection();
var expectedIds = new List<string>();
var expectedIndexes = new List<int>();
for (var i = 0; i < 10; i++)
{
var id = "id" + i.ToString();
expectedIds.Add(id);
expectedIndexes.Add(i);
var geom = new LineString(new[]
{
new GeographicPosition(51.010, -1.034),
new GeographicPosition(51.010, -0.034)
});
var props = FeatureTests.GetPropertiesInRandomOrder();
var feature = new Net.Feature.Feature(geom, props, id);
model.Features.Add(feature);
}
for (var i = 0; i < 10; i++)
{
var actualFeature = model.Features[i];
var actualId = actualFeature.Id;
var actualIndex = model.Features.IndexOf(actualFeature);
var expectedId = expectedIds[i];
var expectedIndex = expectedIndexes[i];
Assert.AreEqual(expectedId, actualId);
Assert.AreEqual(expectedIndex, actualIndex);
}
}
protected bool Equals(LineString other)
{
return(base.Equals(other) && Coordinates.SequenceEqual(other.Coordinates));
}
private LineString GetLineString(double offset = 0.0)
{
var coordinates = new List<GeographicPosition>
{
new GeographicPosition(52.370725881211314 + offset, 4.889259338378906 + offset),
new GeographicPosition(52.3711451105601 + offset, 4.895267486572266 + offset),
new GeographicPosition(52.36931095278263 + offset, 4.892091751098633 + offset),
new GeographicPosition(52.370725881211314 + offset, 4.889259338378906 + offset)
};
var lineString = new LineString(coordinates);
return lineString;
}
private static Polygon GetPolygon(List<List<GeographicPosition>> lines)
{
var res = new List<LineString>();
foreach (var innerring in lines)
{
var line = new LineString(innerring);
if (line.IsLinearRing() && line.IsClosed())
{
res.Add(line);
}
}
var geom = new Polygon(res);
return geom;
}
public void Test()
{
var route = new Route();
var collection = new FeatureCollection();
var multi = route.Coordinates.Split("###").ToList();
var lines = new List <GeoJSON.Net.Geometry.LineString>();
multi.ForEach(block =>
{
var coordinates = block.Split('\n').Where(a => !string.IsNullOrWhiteSpace(a)).ToList();
var coords = coordinates.Select(r => new Position(double.Parse(r.Split(',')[1], CultureInfo.InvariantCulture), double.Parse(r.Split(',')[0], CultureInfo.InvariantCulture))).ToList();
if (coords.Count >= 2)
{
var geo = new GeoJSON.Net.Geometry.LineString(coords);
lines.Add(geo);
}
});
GeoJSON.Net.Feature.Feature feature;
if (lines.Count == 1)
{
feature = new GeoJSON.Net.Feature.Feature(lines.Single());
}
else
{
var multiLineString = new MultiLineString(lines);
feature = new GeoJSON.Net.Feature.Feature(multiLineString);
}
if (!string.IsNullOrWhiteSpace(route.Name))
{
feature.Properties.Add("name", route.Name);
}
if (!string.IsNullOrWhiteSpace(route.NameNL))
{
feature.Properties.Add("nameNL", route.NameNL);
}
if (!string.IsNullOrWhiteSpace(route.Description))
{
feature.Properties.Add("description", route.Description);
}
if (!string.IsNullOrWhiteSpace(route.DescriptionNL))
{
feature.Properties.Add("descriptionNL", route.DescriptionNL);
}
if (route.FirstDateTime.HasValue)
{
feature.Properties.Add("firstDateTime", route.FirstDateTime.Value.ToString("o"));
}
if (!string.IsNullOrWhiteSpace(route.LineNumber))
{
feature.Properties.Add("lineNumber", route.LineNumber);
}
if (!string.IsNullOrWhiteSpace(route.OperatingCompany))
{
feature.Properties.Add("operatingCompany", route.OperatingCompany);
}
if (!string.IsNullOrWhiteSpace(route.OverrideColour))
{
feature.Properties.Add("name", route.OverrideColour);
}
if (route.RouteCountries.Any())
{
feature.Properties.Add("countries", string.Join(',', route.RouteCountries.Select(c => c.Country.Name)));
}
if (route.RouteMaps.Any())
{
feature.Properties.Add("maps", string.Join(',', route.RouteMaps.Select(c => c.Map.Name)));
}
if (route.RouteTypeId.HasValue)
{
feature.Properties.Add("type", route.RouteType.Name);
}
collection.Features.Add(feature);
}
private static IGeometryObject GetLineGeometry(List<List<GeographicPosition>> pointList)
{
IGeometryObject geom;
if (pointList.Count == 1)
{
geom = new LineString(pointList[0]);
}
else
{
geom = new MultiLineString(GetLineStringList(pointList));
}
return geom;
}
public async Task <ActionResult <FeatureCollection> > GetSingleRouteGeoJsonAsync(int id, Guid guid, [FromQuery] string language)
{
var route = await _context.Routes.Include(r => r.RouteType).Include(r => r.RouteCountries).SingleOrDefaultAsync(r =>
r.RouteId == id &&
r.Share == guid);
if (route == null)
{
return(NotFound());
}
var collection = new FeatureCollection();
var multi = route.Coordinates.Split("###").ToList();
var lines = new List <GeoJSON.Net.Geometry.LineString>();
multi.ForEach(block =>
{
var coordinates = block.Split('\n').Where(a => !string.IsNullOrWhiteSpace(a)).ToList();
var coords = coordinates.Select(r => new Position(double.Parse(r.Split(',')[1], CultureInfo.InvariantCulture), double.Parse(r.Split(',')[0], CultureInfo.InvariantCulture))).ToList();
if (coords.Count >= 2)
{
var geo = new GeoJSON.Net.Geometry.LineString(coords);
lines.Add(geo);
}
});
GeoJSON.Net.Feature.Feature feature;
if (lines.Count == 1)
{
feature = new GeoJSON.Net.Feature.Feature(lines.Single());
}
else
{
var multiLineString = new MultiLineString(lines);
feature = new GeoJSON.Net.Feature.Feature(multiLineString);
}
if (language == "nl" && !string.IsNullOrWhiteSpace(route.NameNL))
{
feature.Properties.Add("name", route.NameNL);
}
else
{
feature.Properties.Add("name", route.Name);
}
if (language == "nl" && !string.IsNullOrWhiteSpace(route.RouteType.NameNL))
{
feature.Properties.Add("type", route.RouteType?.NameNL);
}
else
{
feature.Properties.Add("type", route.RouteType?.Name);
}
if (language == "nl" && !string.IsNullOrWhiteSpace(route.DescriptionNL))
{
feature.Properties.Add("description", route.DescriptionNL);
}
else
{
feature.Properties.Add("description", route.Description ?? "Unknown");
}
feature.Properties.Add("lineNumber", route.LineNumber);
feature.Properties.Add("operatingCompany", route.OperatingCompany);;
if (!string.IsNullOrWhiteSpace(route.OverrideColour))
{
feature.Properties.Add("stroke", route.OverrideColour);
}
else
{
feature.Properties.Add("stroke", route.RouteType?.Colour ?? "#000");
}
collection.Features.Add(feature);
return(collection);
}
public async Task <ActionResult <FeatureCollection> > GetGeoJsonAsync(string id, ODataQueryOptions <RouteInstance> q, [FromQuery] string language)
{
var userClaim = User.Claims.SingleOrDefault(c => c.Type == ClaimTypes.NameIdentifier);
var userIdClaim = int.Parse(userClaim != null ? userClaim.Value : "-1");
var guid = Guid.Parse(id);
var map = await _context.Maps.SingleOrDefaultAsync(m => m.MapGuid == guid);
if (map == null)
{
return(NotFound());
}
if (string.IsNullOrWhiteSpace(map.SharingLinkName))
{
if (!User.Claims.Any())
{
return(Forbid());
}
var adminClaim = (User.Claims.SingleOrDefault(c => c.Type == "admin").Value ?? "false");
if ((userIdClaim < 0 || map.UserId != userIdClaim) && !string.Equals(adminClaim, "true", StringComparison.OrdinalIgnoreCase))
{
return(Forbid());
}
}
var routes = _context.RouteInstances
.Include(ri => ri.Route)
.ThenInclude(r => r.RouteType)
.AsQueryable();
var types = await _context.RouteTypes.ToListAsync();
var colours = new Dictionary <int, LineStyle>();
types.ForEach(t =>
{
colours.Add(t.TypeId, new LineStyle {
Color = Color32.Parse(t.Colour)
});
});
if (q.Filter != null)
{
var model = Startup.GetEdmModel();
IEdmType type = model.FindDeclaredType("OVDB_database.Models.RouteInstance");
IEdmNavigationSource source = model.FindDeclaredEntitySet("Products");
var parser = new ODataQueryOptionParser(model, type, source, new Dictionary <string, string> {
{ "$filter", q.Filter.RawValue }
});
var context = new ODataQueryContext(model, typeof(RouteInstance), q.Context.Path);
var filter = new FilterQueryOption(q.Filter.RawValue, context, parser);
routes = q.Filter.ApplyTo(routes, new ODataQuerySettings()) as IQueryable <RouteInstance>;
}
routes = routes.Where(r => r.RouteInstanceMaps.Any(rim => rim.MapId == map.MapId) || r.Route.RouteMaps.Any(rm => rm.MapId == map.MapId));
var collection = new FeatureCollection();
var routesList = new List <Route>();
var routesToReturn = new Dictionary <int, int>();
await routes.ForEachAsync(r =>
{
if (!routesToReturn.ContainsKey(r.RouteId))
{
routesToReturn.Add(r.RouteId, 0);
routesList.Add(r.Route);
}
routesToReturn[r.RouteId] += 1;
});
routesList.ForEach(r =>
{
try
{
var multi = r.Coordinates.Split("###").ToList();
var lines = new List <GeoJSON.Net.Geometry.LineString>();
multi.ForEach(block =>
{
var coordinates = block.Split('\n').Where(a => !string.IsNullOrWhiteSpace(a)).ToList();
var coords = coordinates.Select(r => new Position(double.Parse(r.Split(',')[1], CultureInfo.InvariantCulture), double.Parse(r.Split(',')[0], CultureInfo.InvariantCulture))).ToList();
if (coords.Count >= 2)
{
var geo = new GeoJSON.Net.Geometry.LineString(coords);
lines.Add(geo);
}
});
GeoJSON.Net.Feature.Feature feature;
if (lines.Count == 1)
{
feature = new GeoJSON.Net.Feature.Feature(lines.Single());
}
else
{
var multiLineString = new MultiLineString(lines);
feature = new GeoJSON.Net.Feature.Feature(multiLineString);
}
feature.Properties.Add("id", r.RouteId);
feature.Properties.Add("totalInstances", routesToReturn[r.RouteId]);
if (map.ShowRouteOutline)
{
feature.Properties.Add("o", 1);
}
if (map.ShowRouteInfo)
{
if (language == "nl" && !string.IsNullOrWhiteSpace(r.NameNL))
{
feature.Properties.Add("name", r.NameNL);
}
else
{
feature.Properties.Add("name", r.Name);
}
if (language == "nl" && !string.IsNullOrWhiteSpace(r.RouteType.NameNL))
{
feature.Properties.Add("type", r.RouteType.NameNL);
}
else
{
feature.Properties.Add("type", r.RouteType.Name);
}
if (language == "nl" && !string.IsNullOrWhiteSpace(r.DescriptionNL))
{
feature.Properties.Add("description", r.DescriptionNL);
}
else
{
feature.Properties.Add("description", r.Description);
}
feature.Properties.Add("lineNumber", r.LineNumber);
feature.Properties.Add("operatingCompany", r.OperatingCompany);
if (r.OverrideDistance.HasValue)
{
feature.Properties.Add("distance", r.OverrideDistance);
}
else
{
feature.Properties.Add("distance", r.CalculatedDistance);
}
}
if (map.UserId == userIdClaim)
{
feature.Properties.Add("owner", true);
}
if (!string.IsNullOrWhiteSpace(r.OverrideColour))
{
feature.Properties.Add("stroke", r.OverrideColour);
}
else
{
feature.Properties.Add("stroke", r.RouteType.Colour);
}
collection.Features.Add(feature);
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
throw;
}
});
return(collection);
}
private void RenderPolygon(LineString lineString)
{
float lineWidth = 0;
float[] points = ToOpenTK(lineString);
GL.LineWidth(lineWidth);
GL.Color4(0, 0, 0, 255);
GL.EnableClientState(All.VertexArray);
GL.VertexPointer(2, All.Float, 0, points);
GL.DrawArrays(All.LineLoop, 0, points.Length / 2);
GL.DisableClientState(All.VertexArray);
}
private static float[] ToOpenTK(LineString lineString)
{
const int dimensions = 2; // x and y are both in one array
var points = new float[lineString.Coordinates.Count * dimensions];
var counter = 0;
foreach (var coordinate in lineString.Coordinates)
{
var position = (GeographicPosition)coordinate;
var point = SphericalMercator.FromLonLat(position.Longitude, position.Latitude);
points[counter * 2 + 0] = point.X;
points[counter * 2 + 1] = point.Y;
counter++;
}
return points;
}
public IGeometryObject GetGeometry(IGeometry esriGeometry)
{
IGeometryObject geoJsonGeom = null;
string error = string.Format("A Geometry of type {0} cannot be created", Enum.GetName(typeof(esriGeometryType), esriGeometry.GeometryType));
switch (esriGeometry.GeometryType)
{
case esriGeometryType.esriGeometryAny:
throw new ArgumentOutOfRangeException(error);
case esriGeometryType.esriGeometryBag:
throw new ArgumentOutOfRangeException(error);
case esriGeometryType.esriGeometryBezier3Curve:
throw new ArgumentOutOfRangeException(error);
case esriGeometryType.esriGeometryCircularArc:
throw new ArgumentOutOfRangeException(error);
case esriGeometryType.esriGeometryEllipticArc:
throw new ArgumentOutOfRangeException(error);
case esriGeometryType.esriGeometryEnvelope:
throw new ArgumentOutOfRangeException(error);
case esriGeometryType.esriGeometryLine:
throw new ArgumentOutOfRangeException(error);
case esriGeometryType.esriGeometryMultiPatch:
throw new ArgumentOutOfRangeException(error);
case esriGeometryType.esriGeometryMultipoint:
throw new ArgumentOutOfRangeException(error);
case esriGeometryType.esriGeometryNull:
throw new ArgumentOutOfRangeException(error);
case esriGeometryType.esriGeometryPath:
throw new ArgumentOutOfRangeException(error);
case esriGeometryType.esriGeometryPoint:
//cast to esri obj
IPoint point = esriGeometry as IPoint;
List<double> coords = new List<double> { point.X, point.Y };
//create geojson obj
GeoJSON.Net.Geometry.Point pnt = new GeoJSON.Net.Geometry.Point(coords);
geoJsonGeom = pnt;
break;
case esriGeometryType.esriGeometryPolygon:
IGeometryCollection polygons = esriGeometry as IGeometryCollection;
List<LineString> linearRings = new List<LineString>();
var rings = new List<List<List<double>>>();
var ring = new List<List<double>>();
//todo - how does esri handle polygons with holes
for (int i = 0; i < polygons.GeometryCount; i++)
{
//for each geometry in the polygon create a point collection
var pGeom = polygons.Geometry[i];
var pntCollection = (IPointCollection)pGeom;
//GeoJSON.Net.Geometry.LineString line = new LineString();
for (var a = 0; a < pntCollection.PointCount; a++)
{
//create a list of coordinates for each line
List<double> linePointCoords = new List<double> { pntCollection.Point[a].X, pntCollection.Point[a].Y };
//..and add them to the poly
ring.Add(linePointCoords);
}
rings.Add(ring);
}
//initialise a poly
GeoJSON.Net.Geometry.Polygon poly = new GeoJSON.Net.Geometry.Polygon(rings);
geoJsonGeom = poly;
break;
case esriGeometryType.esriGeometryPolyline:
//cast to esri obj
IGeometryCollection polylines = esriGeometry as IGeometryCollection;
//create geojson obj
GeoJSON.Net.Geometry.LineString polyLine = new LineString();
for (int i = 0; i < polylines.GeometryCount; i++)
{
//for each geometry in the polyline create a point collection
var pGeom = polylines.Geometry[i];
var pntCollection = (IPointCollection)pGeom;
for (var a = 0; a < pntCollection.PointCount; a++)
{
//create a list of coordinates for each line
List<double> linePointCoords = new List<double> { pntCollection.Point[a].X, pntCollection.Point[a].Y };
//..and add them to the line
polyLine.Coordinates.Add(linePointCoords);
}
}
geoJsonGeom = polyLine;
break;
case esriGeometryType.esriGeometryRay:
throw new ArgumentOutOfRangeException(error);
case esriGeometryType.esriGeometryRing:
throw new ArgumentOutOfRangeException(error);
case esriGeometryType.esriGeometrySphere:
throw new ArgumentOutOfRangeException(error);
case esriGeometryType.esriGeometryTriangleFan:
throw new ArgumentOutOfRangeException(error);
case esriGeometryType.esriGeometryTriangleStrip:
throw new ArgumentOutOfRangeException(error);
case esriGeometryType.esriGeometryTriangles:
throw new ArgumentOutOfRangeException(error);
default:
throw new ArgumentOutOfRangeException(error);
}
return geoJsonGeom;
}
private static void Internal_FillGeometryBuilder(SqlGeometryBuilder gb, LineString lineString)
{
gb.BeginGeometry(OpenGisGeometryType.LineString);
bool beginFigureCalled = false;
foreach (var ipos in lineString.Coordinates)
{
GeographicPosition pos = ipos as GeographicPosition;
if (!beginFigureCalled)
{
gb.BeginFigure(pos.Longitude, pos.Latitude);
beginFigureCalled = true;
}
else
{
gb.AddLine(pos.Longitude, pos.Latitude);
}
}
gb.EndFigure();
gb.EndGeometry();
}
public ToSqlGeometryTests()
{
point = new Point(new GeographicPosition(53.2455662, 90.65464646));
multiPoint = new MultiPoint(new List<Point>
{
new Point(new GeographicPosition(52.379790828551016, 5.3173828125)),
new Point(new GeographicPosition(52.36721467920585, 5.456085205078125)),
new Point(new GeographicPosition(52.303440474272755, 5.386047363281249, 4.23))
});
lineString = new LineString(new List<IPosition>
{
new GeographicPosition(52.379790828551016, 5.3173828125),
new GeographicPosition(52.36721467920585, 5.456085205078125),
new GeographicPosition(52.303440474272755, 5.386047363281249, 4.23)
});
multiLineString = new MultiLineString(new List<LineString>
{
new LineString(new List<IPosition>
{
new GeographicPosition(52.379790828551016, 5.3173828125),
new GeographicPosition(52.36721467920585, 5.456085205078125),
new GeographicPosition(52.303440474272755, 5.386047363281249, 4.23)
}),
new LineString(new List<IPosition>
{
new GeographicPosition(52.379790828551016, 5.3273828125),
new GeographicPosition(52.36721467920585, 5.486085205078125),
new GeographicPosition(52.303440474272755, 5.426047363281249, 4.23)
})
});
polygonWithHole = new Polygon(new List<LineString>
{
new LineString(new List<GeographicPosition>
{
new GeographicPosition(0.516357421875, 47.6415668949958),
new GeographicPosition(0.516357421875, 47.34463879017405),
new GeographicPosition(0.977783203125, 47.22539733216678),
new GeographicPosition(1.175537109375, 47.463611506072866),
new GeographicPosition(0.516357421875, 47.6415668949958)
}),
new LineString(new List<GeographicPosition>
{
new GeographicPosition(0.630340576171875, 47.54944962456812),
new GeographicPosition(0.630340576171875, 47.49380564962583),
new GeographicPosition(0.729217529296875, 47.482669772098674),
new GeographicPosition(0.731964111328125, 47.53276262898896),
new GeographicPosition(0.630340576171875, 47.54944962456812)
})
});
polygon = new Polygon(new List<LineString>
{
new LineString(new List<GeographicPosition>
{
new GeographicPosition(52.379790828551016, 5.3173828125),
new GeographicPosition(52.36721467920585, 5.456085205078125),
new GeographicPosition(52.303440474272755, 5.386047363281249, 4.23),
new GeographicPosition(52.379790828551016, 5.3173828125)
})
});
multiPolygon = new MultiPolygon(new List<Polygon>
{
new Polygon(new List<LineString>
{
new LineString(new List<IPosition>
{
new GeographicPosition(52.959676831105995, -2.6797102391514338),
new GeographicPosition(52.9608756693609, -2.6769029474483279),
new GeographicPosition(52.908449372833715, -2.6079763270327119),
new GeographicPosition(52.891287242948195, -2.5815104708998668),
new GeographicPosition(52.875476700983896, -2.5851645010668989),
new GeographicPosition(52.882954723868622, -2.6050779098387191),
new GeographicPosition(52.875255907042678, -2.6373482332006359),
new GeographicPosition(52.878791122091066, -2.6932445076063951),
new GeographicPosition(52.89564268523565, -2.6931334629377890),
new GeographicPosition(52.930592009390175, -2.6548779332193022),
new GeographicPosition(52.959676831105995, -2.6797102391514338)
})
}),
new Polygon(new List<LineString>
{
new LineString(new List<IPosition>
{
new GeographicPosition(52.89610842810761, -2.69628632041613),
new GeographicPosition(52.8894641454077, -2.75901233808515),
new GeographicPosition(52.89938894657412, -2.7663172788742449),
new GeographicPosition(52.90253773227807, -2.804554822840895),
new GeographicPosition(52.929801009654575, -2.83848602260174),
new GeographicPosition(52.94013913205788, -2.838979264607087),
new GeographicPosition(52.937353122653533, -2.7978187468478741),
new GeographicPosition(52.920394929466184, -2.772273870352612),
new GeographicPosition(52.926572918779222, -2.6996509024137052),
new GeographicPosition(52.89610842810761, -2.69628632041613)
})
})
});
geomCollection = new GeometryCollection(new List<IGeometryObject>
{
point,
multiPoint,
lineString,
multiLineString,
polygon,
multiPolygon
});
feature = new Feature.Feature(polygon, new Dictionary<string, object>() { { "Key", "Value" } }, "Id");
featureCollection = new FeatureCollection(new List<Feature.Feature> {
feature, new Feature.Feature(multiPolygon, null)
});
}
protected bool Equals(LineString other)
{
return base.Equals(other) && Coordinates.SequenceEqual(other.Coordinates);
}
/// <summary>
/// Calculates the route.
/// </summary>
/// <param name="transportMode">The transport mode.</param>
/// <param name="start">The start point.</param>
/// <param name="end">The end point.</param>
/// <returns>
/// A new <see cref="RouteModel" /> with the route details.
/// </returns>
public RouteModel CalculatePointToPoint(VehicleEnum transportMode, GeoCoordinate start, GeoCoordinate end)
{
// calculate route.
var startPoint = router.Resolve(transportMode, start);
var endPoint = router.Resolve(transportMode, end);
var route = router.Calculate(transportMode, startPoint, endPoint);
if (route == null)
{
throw new RoutingException("No matching route found.");
}
var coordinates = route.Entries
.Select(x => new GeographicPosition(x.Latitude, x.Longitude))
.ToList();
var lineString = new LineString(coordinates);
var feature = new Feature(
lineString,
new Dictionary<string, object>
{
{ "name", "Test route result." },
{ "distance", route.TotalDistance },
{ "journeytime", route.TotalTime },
});
var generator = new InstructionGenerator();
var instructions = generator.Generate(route, interpreter, new SimpleEnglishLanguageGenerator());
return new RouteModel
{
Results = new ResultSet(feature)
};
}
private IGeometryObject ConstructGeometryPart(SinkGeometry<OpenGisGeographyType> geomPart)
{
IGeometryObject geometry = null;
switch (geomPart.GeometryType)
{
case OpenGisGeographyType.Point:
geometry = new Point(geomPart[0][0]);
break;
case OpenGisGeographyType.MultiPoint:
MultiPoint mp = new MultiPoint(geomPart.Select(g => new Point(g[0])).ToList());
geometry = mp;
break;
case OpenGisGeographyType.LineString:
geometry = new LineString(geomPart[0]);
break;
case OpenGisGeographyType.MultiLineString:
geometry = new MultiLineString(geomPart.Select(line => new LineString(line))
.ToList()
);
break;
case OpenGisGeographyType.Polygon:
geometry = new Polygon(geomPart.Select(line => new LineString(line))
.ToList()
);
break;
default:
throw new NotSupportedException("Geometry type " + geomPart.GeometryType.ToString() + " is not supported yet.");
}
return geometry;
}
public void FeatureCollectionSerialization()
{
var model = new FeatureCollection(null);
for (var i = 10; i-- > 0;)
{
var geom = new LineString(new[]
{
new GeographicPosition(51.010, -1.034),
new GeographicPosition(51.010, -0.034),
});
var props = new Dictionary<string, object>();
props.Add("test1", "1");
props.Add("test2", 2);
var feature = new Feature.Feature(geom, props);
model.Features.Add(feature);
}
var serialized = JsonConvert.SerializeObject(model, Formatting.Indented,
new JsonSerializerSettings { ContractResolver = new CamelCasePropertyNamesContractResolver() });
Assert.IsNotNull(serialized);
Assert.IsFalse(string.IsNullOrEmpty(serialized));
}