public void ClipHardAtTileBoundary(string fileName)
{
string fullFileName = Path.Combine(fixturesPath, fileName);
Assert.True(File.Exists(fullFileName), "Vector tile exists");
byte[] data = File.ReadAllBytes(fullFileName);
VectorTile vt = new VectorTile(data);
Assert.GreaterOrEqual(vt.LayerNames().Count, 1, "At least one layer");
string geojson = vt.ToGeoJson(0, 0, 0);
Assert.GreaterOrEqual(geojson.Length, 30, "geojson >= 30 chars");
foreach (var lyrName in vt.LayerNames())
{
VectorTileLayer lyr = vt.GetLayer(lyrName);
for (int i = 0; i < lyr.FeatureCount(); i++)
{
Debug.WriteLine("{0} lyr:{1} feat:{2}", fileName, lyr.Name, i);
VectorTileFeature feat = lyr.GetFeature(i, 0);
long extent = (long)lyr.Extent;
foreach (var part in feat.Geometry <int>())
{
foreach (var geom in part)
{
Assert.GreaterOrEqual(geom.X, 0, "geom.X equal or greater 0");
Assert.GreaterOrEqual(geom.Y, 0, "geom.Y eqaul or greater 0");
Assert.LessOrEqual(geom.X, extent, "geom.X less or equal extent");
Assert.LessOrEqual(geom.Y, extent, "geom.Y less or equal extent");
}
}
}
}
}
public override IEnumerator ParseTileData(object m, Coordinates tilecenter, int zoom, GOLayer[] layers, bool delayedLoad, List <string> layerNames)
{
if (mapData == null)
{
Debug.LogWarning("Map Data is null!");
#if !UNITY_WEBPLAYER
FileHandler.Remove(gameObject.name);
#endif
yield break;
}
var decompressed = Compression.Decompress((byte[])mapData);
vt = new VectorTile(decompressed, false);
foreach (GOLayer layer in layers)
{
string[] lyrs = GetLayersStrings(layer).Split(',');
foreach (string l in lyrs)
{
VectorTileLayer lyr = vt.GetLayer(l);
if (lyr != null)
{
yield return(StartCoroutine(BuildLayer(lyr, layer, delayedLoad)));
}
}
}
}
public void AtLeastOneLayer(string fileName)
{
string fullFileName = Path.Combine(fixturesPath, fileName);
Assert.True(File.Exists(fullFileName), "Vector tile exists");
byte[] data = File.ReadAllBytes(fullFileName);
VectorTile vt = new VectorTile(data);
Assert.GreaterOrEqual(vt.LayerNames().Count, 1, "At least one layer");
string geojson = vt.ToGeoJson(0, 0, 0);
Assert.GreaterOrEqual(geojson.Length, 30, "geojson >= 30 chars");
foreach (var lyrName in vt.LayerNames())
{
VectorTileLayer lyr = vt.GetLayer(lyrName);
for (int i = 0; i < lyr.FeatureCount(); i++)
{
Debug.WriteLine("{0} lyr:{1} feat:{2}", fileName, lyr.Name, i);
VectorTileFeature feat = lyr.GetFeature(i);
long extent = (long)lyr.Extent;
foreach (var part in feat.Geometry <long>())
{
foreach (var geom in part)
{
if (geom.X < 0 || geom.Y < 0 || geom.X > extent || geom.Y > extent)
{
Debug.WriteLine("{0} lyr:{1} feat:{2} x:{3} y:{4}", fileName, lyr.Name, i, geom.X, geom.Y);
}
}
}
}
}
}
public void Clipping(string fileName)
{
string fullFileName = Path.Combine(fixturesPath, fileName);
Assert.True(File.Exists(fullFileName), "Vector tile exists");
byte[] data = File.ReadAllBytes(fullFileName);
VectorTile vt = new VectorTile(data);
foreach (var lyrName in vt.LayerNames())
{
VectorTileLayer lyr = vt.GetLayer(lyrName);
for (int i = 0; i < lyr.FeatureCount(); i++)
{
VectorTileFeature feat = lyr.GetFeature(i);
//skip features with unknown geometry type
if (feat.GeometryType == GeomType.UNKNOWN)
{
continue;
}
List <List <Point2d <long> > > geomRaw = feat.Geometry <long>();
List <List <Point2d <long> > > geomClipped = feat.Geometry <long>(0);
for (int j = 0; j < geomRaw.Count; j++)
{
List <Point2d <long> > part = geomRaw[j];
List <Point2d <long> > partClipped = geomClipped[j];
// Workaround to compare parts as clipping may or may not change the order of vertices
// This only works if no actual clipping is done
Assert.False(part.Except(partClipped).Any(), $"{fileName}, feature[{i}], geometry part[{j}]: geometry parts don't match after clipping");
}
}
}
}
public void Scaling(string fileName)
{
float[] scales = new float[] { 1.5f, 2.25f, 5.75f, 197.3f };
string fullFileName = Path.Combine(fixturesPath, fileName);
byte[] data = File.ReadAllBytes(fullFileName);
VectorTile vt = new VectorTile(data);
foreach (var lyrName in vt.LayerNames())
{
VectorTileLayer lyr = vt.GetLayer(lyrName);
int featCnt = lyr.FeatureCount();
for (int idxFeat = 0; idxFeat < featCnt; idxFeat++)
{
VectorTileFeature feat = lyr.GetFeature(idxFeat);
List <List <Point2d <int> > > rawParts = feat.Geometry <int>();
for (int idxPart = 0; idxPart < rawParts.Count; idxPart++)
{
List <Point2d <int> > rawGeom = rawParts[idxPart];
foreach (var scale in scales)
{
List <List <Point2d <float> > > scaledParts = feat.Geometry <float>(null, scale);
List <Point2d <float> > scaledGeom = scaledParts[idxPart];
for (int idxVertex = 0; idxVertex < rawGeom.Count; idxVertex++)
{
Point2d <int> rawVertex = rawGeom[idxVertex];
Point2d <float> scaledVertex = scaledGeom[idxVertex];
Assert.AreEqual(scale * (float)rawVertex.X, scaledVertex.X, $"{fileName}, feature[{idxFeat}], geometry part[{idxPart}], vertex[{idxVertex}], scale[{scale}]: X does not match");
Assert.AreEqual(scale * (float)rawVertex.Y, scaledVertex.Y, $"{fileName}, feature[{idxFeat}], geometry part[{idxPart}], vertex[{idxVertex}], scale[{scale}]: Y does not match");
}
}
}
}
}
}
public void LazyDecoding(string fileName)
{
string fullFileName = Path.Combine(fixturesPath, fileName);
Assert.True(File.Exists(fullFileName), "Vector tile exists");
byte[] data = File.ReadAllBytes(fullFileName);
VectorTile vt = new VectorTile(data);
foreach (var layerName in vt.LayerNames())
{
VectorTileLayer layer = vt.GetLayer(layerName);
for (int i = 0; i < layer.FeatureCount(); i++)
{
VectorTileFeature feat = layer.GetFeature(i);
var properties = feat.GetProperties();
foreach (var prop in properties)
{
Assert.AreEqual(prop.Value, feat.GetValue(prop.Key), "Property values match");
}
foreach (var geomPart in feat.Geometry <int>())
{
foreach (var coord in geomPart)
{
//TODO add Assert
}
}
}
}
string geojson = vt.ToGeoJson(0, 0, 0);
Assert.GreaterOrEqual(geojson.Length, 30, "geojson >= 30 chars");
}
private void ParseLabelLayerToList(List <GOParsedLayer> list, VectorTile vt, GOLabelsLayer layer)
{
string[] lyrs = tile.GetLabelsStrings().Split(',');
// string kindKey = tile.GetPoisKindKey();
foreach (string l in lyrs)
{
VectorTileLayer lyr = vt.GetLayer(l);
if (lyr != null)
{
int featureCount = lyr.FeatureCount();
if (featureCount == 0)
{
continue;
}
GOParsedLayer pl = new GOParsedLayer();
pl.name = lyr.Name;
pl.labelsLayer = layer;
pl.goFeatures = new List <GOFeature> ();
for (int i = 0; i < featureCount; i++)
{
VectorTileFeature vtf = lyr.GetFeature(i);
IDictionary properties = vtf.GetProperties();
List <List <LatLng> > geomWgs = vtf.GeometryAsWgs84((ulong)goTile.zoomLevel, (ulong)goTile.tileCoordinates.x, (ulong)goTile.tileCoordinates.y, 0);
if (geomWgs.Count == 0 || geomWgs[0].Count <= 1)
{
continue;
}
GOFeature gf = new GOFeature();
gf.properties = properties;
gf.goFeatureType = vtf.GOFeatureType(geomWgs);
gf.labelsLayer = layer;
gf.featureIndex = (Int64)i + vt.LayerNames().IndexOf(lyr.Name);
gf.goTile = goTile;
gf = tile.EditLabelData(gf);
gf.goFeatureType = GOFeatureType.Label;
gf.ConvertAttributes();
if (geomWgs.Count > 0)
{
gf.geometry = geomWgs[0];
gf.ConvertGeometries();
gf.preloadedLabelData = GOSegment.FindTheLongestStreightSegment(gf.convertedGeometry, 0);
AddFatureToList(gf, pl.goFeatures);
}
}
list.Add(pl);
}
}
}
private void BuildVectorTile()
{
// Define which features from the vector tile will be made into game objects
var builderDictionary = new Dictionary <string, MeshBuilder>()
{
{
"building", new MeshBuilder()
{
Modifiers = new List <MeshModifier>()
{
new PolygonMeshModifier(),
new UvModifier(),
new HeightModifier()
}
}
},
// Not using these for now.
//{
// "road", new MeshBuilder()
// {
// Modifiers = new List<MeshModifier>()
// {
// new LineMeshModifier(),
// new UvModifier(),
// new HeightModifier()
// }
// }
//}
};
var parameters = new Tile.Parameters
{
Fs = _fileSource,
Id = new CanonicalTileId(zoomLevel, (int)tileCoordinate.x, (int)tileCoordinate.y)
};
// Use VectorTile class for vector tiles. Requests mapbox.mapbox-streets-v7 mapid by default.
var vectorTile = new VectorTile();
vectorTile.Initialize(parameters, () =>
{
if (vectorTile.Error != null)
{
Debug.Log(vectorTile.Error);
return;
}
foreach (var builder in builderDictionary)
{
var layer = vectorTile.GetLayer(builder.Key);
builder.Value.Create(layer, tileRect, heightData, tileObject.transform, parameters);
}
});
}
public VectorTileFeature[] SelectLayerFeatures(VectorTile tile, string layerName)
{
var layer = tile.GetLayer(layerName);
var features = new VectorTileFeature[layer.FeatureCount()];
for (var i = 0; i < features.Length; i++)
{
features[i] = layer.GetFeature(i);
}
return(features);
}
public void TestVectTile()
{
var pbf = File.ReadAllBytes(@"E:\Downloads\63.pbf");
VectorTile vt = new VectorTile(pbf, false);
foreach (var layerName in vt.LayerNames())
{
VectorTileLayer layer = vt.GetLayer(layerName);
for (int j = 0; j < layer.FeatureCount(); j++)
{
VectorTileFeature feat = layer.GetFeature(j);
var ff = feat.Geometry <long>();
var props = feat.GetProperties();
}
}
}
public void FeatureSinglePoint()
{
byte[] data = File.ReadAllBytes(Path.Combine(fixturesPath, "Feature-single-point.mvt"));
VectorTile vt = new VectorTile(data);
Assert.AreEqual(1, vt.LayerNames().Count, "one layer");
VectorTileLayer lyr = vt.GetLayer(vt.LayerNames()[0]);
Assert.AreEqual("layer_name", lyr.Name, "Layer name");
Assert.AreEqual(1, lyr.FeatureCount(), "Feature count");
VectorTileFeature feat = lyr.GetFeature(0);
Assert.AreEqual(GeomType.POINT, feat.GeometryType, "Geometry type");
Assert.AreEqual(123, feat.Id, "id");
Dictionary <string, object> properties = feat.GetProperties();
Assert.AreEqual("world", properties["hello"]);
Assert.AreEqual("world", feat.GetValue("hello"));
}
public void Validate(string fileName)
{
string fullFileName = Path.Combine(_fixturesPath, fileName);
Assert.True(File.Exists(fullFileName), "Vector tile exists");
byte[] data = File.ReadAllBytes(fullFileName);
Assert.Throws(Is.InstanceOf <Exception>(), () =>
{
VectorTile vt = new VectorTile(data);
foreach (var layerName in vt.LayerNames())
{
var layer = vt.GetLayer(layerName);
for (int i = 0; i < layer.FeatureCount(); i++)
{
var feat = layer.GetFeature(i);
feat.GetProperties();
}
}
});
}
public void IterateAllProperties(string fileName)
{
string fullFileName = Path.Combine(fixturesPath, fileName);
Assert.True(File.Exists(fullFileName), "Vector tile exists");
byte[] data = File.ReadAllBytes(fullFileName);
VectorTile vt = new VectorTile(data);
foreach (var layerName in vt.LayerNames())
{
var layer = vt.GetLayer(layerName);
for (int i = 0; i < layer.FeatureCount(); i++)
{
var feat = layer.GetFeature(i);
var properties = feat.GetProperties();
foreach (var prop in properties)
{
Assert.IsInstanceOf <string>(prop.Key);
}
}
}
}
static int Main(string[] args)
{
//ul 14/4680/6260
//lr 14/4693/6274
ulong zoom = 14;
ulong minCol = 4680;
ulong minRow = 6260;
ulong maxCol = 4693;
ulong maxRow = 6274;
string fixturePath = Path.Combine(Path.Combine(Path.Combine(Path.Combine(Path.Combine("..", ".."), ".."), "bench"), "mvt-bench-fixtures"), "fixtures");
if (!Directory.Exists(fixturePath))
{
Console.Error.WriteLine("fixture directory not found: [{0}]", fixturePath);
return(1);
}
ulong nrOfTiles = (maxCol - minCol + 1) * (maxRow - minRow + 1);
List <TileData> tiles = new List <TileData>((int)nrOfTiles);
for (ulong col = minCol; col <= maxCol; col++)
{
for (ulong row = minRow; row <= maxRow; row++)
{
string fileName = string.Format("{0}-{1}-{2}.mvt", zoom, col, row);
fileName = Path.Combine(fixturePath, fileName);
if (!File.Exists(fileName))
{
Console.Error.WriteLine("fixture mvt not found: [{0}]", fileName);
return(1);
}
else
{
tiles.Add(new TileData()
{
zoom = zoom,
col = col,
row = row,
pbf = File.ReadAllBytes(fileName)
});
}
}
}
Stopwatch stopWatch = new Stopwatch();
List <long> elapsed = new List <long>();
for (int i = 0; i <= 100; i++)
{
Console.Write(".");
stopWatch.Start();
foreach (var tile in tiles)
{
VectorTile vt = new VectorTile(tile.pbf, false);
foreach (var layerName in vt.LayerNames())
{
VectorTileLayer layer = vt.GetLayer(layerName);
for (int j = 0; j < layer.FeatureCount(); j++)
{
VectorTileFeature feat = layer.GetFeature(j);
var props = feat.GetProperties();
}
}
}
stopWatch.Stop();
//skip first run
if (i != 0)
{
elapsed.Add(stopWatch.ElapsedMilliseconds);
}
stopWatch.Reset();
}
Console.WriteLine(
@"
runs : {0}
tiles per run : {1}
min [ms] : {2}
max [ms] : {3}
avg [ms] : {4}
StdDev : {5:0.00}
overall [ms] : {6}
tiles/sec : {7:0.0}
",
elapsed.Count,
tiles.Count,
elapsed.Min(),
elapsed.Max(),
elapsed.Average(),
StdDev(elapsed),
elapsed.Sum(),
((float)elapsed.Count * (float)tiles.Count / (float)elapsed.Sum()) * 1000
);
return(0);
}
private void ParsePOILayerToList(List <GOParsedLayer> list, VectorTile vt, GOPOILayer layer)
{
string[] lyrs = tile.GetPoisStrings().Split(',');
string kindKey = tile.GetPoisKindKey();
foreach (string l in lyrs)
{
VectorTileLayer lyr = vt.GetLayer(l);
if (lyr != null)
{
int featureCount = lyr.FeatureCount();
if (featureCount == 0)
{
continue;
}
GOParsedLayer pl = new GOParsedLayer();
pl.name = lyr.Name;
pl.poiLayer = layer;
pl.goFeatures = new List <GOFeature> ();
for (int i = 0; i < featureCount; i++)
{
VectorTileFeature vtf = lyr.GetFeature(i);
IDictionary properties = vtf.GetProperties();
GOPOIKind kind = GOEnumUtils.PoiKindToEnum((string)properties[kindKey]);
GOPOIRendering rendering = layer.GetRenderingForPoiKind(kind);
if (kind == GOPOIKind.UNDEFINED || rendering == null)
{
continue;
}
List <List <LatLng> > geomWgs = vtf.GeometryAsWgs84((ulong)goTile.zoomLevel, (ulong)goTile.tileCoordinates.x, (ulong)goTile.tileCoordinates.y, 0);
GOFeature gf = new GOFeature();
gf.poiKind = kind;
gf.goTile = goTile;
gf.properties = properties;
gf.attributes = GOFeature.PropertiesToAttributes(gf.properties);
gf.goFeatureType = vtf.GOFeatureType(geomWgs);
if (gf.goFeatureType == GOFeatureType.Undefined)
{
continue;
}
gf.poiLayer = layer;
gf.poiRendering = rendering;
gf.featureIndex = (Int64)i + vt.LayerNames().IndexOf(lyr.Name);
gf = tile.EditFeatureData(gf);
gf.ConvertAttributes();
if (geomWgs.Count > 0 && gf.goFeatureType == GOFeatureType.Point)
{
gf.geometry = geomWgs [0];
gf.ConvertPOIGeometries();
AddFatureToList(gf, pl.goFeatures);
}
}
list.Add(pl);
}
}
}
private void ParseGOLayerToList(List <GOParsedLayer> list, VectorTile vt, GOLayer layer)
{
string[] lyrs = tile.GetLayersStrings(layer).Split(',');
foreach (string l in lyrs)
{
VectorTileLayer lyr = vt.GetLayer(l);
if (lyr != null)
{
int featureCount = lyr.FeatureCount();
if (featureCount == 0)
{
continue;
}
GOParsedLayer pl = new GOParsedLayer();
pl.name = lyr.Name;
pl.goLayer = layer;
pl.goFeatures = new List <GOFeature> ();
int indexOfLayer = vt.LayerNames().IndexOf(lyr.Name);
for (int i = 0; i < featureCount; i++)
{
VectorTileFeature vtf = lyr.GetFeature(i);
List <List <LatLng> > geomWgs = vtf.GeometryAsWgs84((ulong)goTile.zoomLevel, (ulong)goTile.tileCoordinates.x, (ulong)goTile.tileCoordinates.y, 0);
GOFeature gf;
if (layer.layerType == GOLayer.GOLayerType.Roads)
{
gf = new GORoadFeature();
}
else
{
gf = new GOFeature();
}
gf.properties = vtf.GetProperties();
gf.attributes = GOFeature.PropertiesToAttributes(gf.properties);
gf.goFeatureType = vtf.GOFeatureType(geomWgs);
gf.layer = layer;
gf.featureIndex = (Int64)i;
gf.layerIndex = indexOfLayer;
gf.featureCount = featureCount;
gf = tile.EditFeatureData(gf);
gf.goTile = goTile;
// gf.setRenderingOptions ();
gf.ConvertAttributes();
if (geomWgs.Count > 0)
{
switch (gf.goFeatureType)
{
case GOFeatureType.Line:
gf.geometry = geomWgs [0];
gf.ConvertGeometries();
AddFatureToList(gf, pl.goFeatures);
break;
case GOFeatureType.Polygon:
gf.geometry = geomWgs[0];
gf.ConvertGeometries();
AddFatureToList(gf, pl.goFeatures);
break;
case GOFeatureType.MultiLine:
foreach (IList geometry in geomWgs)
{
float indexMulti = (((float)geomWgs.IndexOf((List <LatLng>)geometry) + 1) * (i + 1) / geomWgs.Count);
GOFeature gfm;
if (layer.layerType == GOLayer.GOLayerType.Roads)
{
gfm = new GORoadFeature((GORoadFeature)gf);
}
else
{
gfm = new GOFeature(gf);
}
// gfm.index = indexMulti;
gfm.geometry = geometry;
gfm.ConvertGeometries();
AddFatureToList(gfm, pl.goFeatures);
}
break;
case GOFeatureType.MultiPolygon:
foreach (IList geometry in geomWgs)
{
List <Vector3> convertedSubject = null;
List <List <Vector3> > convertedClips = new List <List <Vector3> >();
for (int j = 0; j < geomWgs.Count; j++) //Clip ascending
{
IList p = geomWgs [j];
List <Vector3> convertedP = GOFeature.CoordsToVerts(p, layer.layerType == GOLayer.GOLayerType.Buildings);
if (GOFeature.IsClockwise(convertedP))
{
convertedSubject = convertedP;
}
else
{
//Add clip
convertedClips.Add(convertedP);
}
//Last one
if (j == geomWgs.Count - 1 || (j < geomWgs.Count - 1 && GOFeature.IsGeoPolygonClockwise(geomWgs [j + 1]) && convertedSubject != null))
{
GOFeature gfm = new GOFeature(gf);
// gfm.index = (i +1)*j;
gfm.convertedGeometry = convertedSubject;
gfm.clips = convertedClips;
AddFatureToList(gfm, pl.goFeatures);
convertedSubject = null;
convertedClips = new List <List <Vector3> >();
}
}
}
break;
}
}
}
if (goTile.combineFeatures)
{
pl = GOCombineFeatures.Combine(pl);
}
list.Add(pl);
}
}
}
/// <summary>
/// Return the whole vector tile as GeoJSON
/// </summary>
/// <param name="tile"></param>
/// <param name="zoom">Zoom level of the tile</param>
/// <param name="tileColumn">Column of the tile (OSM tile schema)</param>
/// <param name="tileRow">Row of the tile (OSM tile schema)</param>
/// <param name="clipBuffer">
/// <para>Vector tiles may contain data reaching beyond the actual tile border.</para>
/// <para>Define if/how this data should be included.</para>
/// <para>'null': data from the vector tile as is</para>
/// <para>'>=0': clip distance in internal tile units</para>
/// </param>
/// <returns>GeoJSON of the vector tile contents</returns>
public static string ToGeoJson(
this VectorTile tile
, ulong zoom
, ulong tileColumn
, ulong tileRow
, uint?clipBuffer = null
)
{
//to get '.' instead of ',' when using "string.format" with double/float and non-US system number format settings
//CultureInfo en_US = new CultureInfo("en-US");
// escaping '{' '}' -> @"{{" "}}"
//escaping '"' -> @""""
string templateFeatureCollection = @"{{""type"":""FeatureCollection"",""features"":[{0}]}}";
string templateFeature = @"{{""type"":""Feature"",""geometry"":{{""type"":""{0}"",""coordinates"":[{1}]}},""properties"":{2}}}";
List <string> geojsonFeatures = new List <string>();
foreach (var layerName in tile.LayerNames())
{
var layer = tile.GetLayer(layerName);
for (int i = 0; i < layer.FeatureCount(); i++)
{
var feat = layer.GetFeature(i, clipBuffer);
if (feat.GeometryType == GeomType.UNKNOWN)
{
continue;
}
//resolve properties
List <string> keyValue = new List <string>();
for (int j = 0; j < feat.Tags.Count; j += 2)
{
string key = layer.Keys[feat.Tags[j]];
object val = layer.Values[feat.Tags[j + 1]];
keyValue.Add(string.Format(NumberFormatInfo.InvariantInfo, @"""{0}"":""{1}""", key, val));
}
//build geojson properties object from resolved properties
string geojsonProps = string.Format(
NumberFormatInfo.InvariantInfo
, @"{{""id"":{0},""lyr"":""{1}""{2}{3}}}"
, feat.Id
, layer.Name
, keyValue.Count > 0 ? "," : ""
, string.Join(",", keyValue.ToArray())
);
//work through geometries
string geojsonCoords = "";
string geomType = feat.GeometryType.Description();
//multipart
List <List <LatLng> > geomWgs84 = feat.GeometryAsWgs84(zoom, tileColumn, tileRow);
if (geomWgs84.Count > 1)
{
switch (feat.GeometryType)
{
case GeomType.POINT:
geomType = "MultiPoint";
#if NET20
List <LatLng> allPoints = new List <LatLng>();
foreach (var part in geomWgs84)
{
foreach (var pnt in part)
{
allPoints.Add(pnt);
}
}
geojsonCoords = string.Join(
","
, allPoints.ConvertAll <string>(g => string.Format(NumberFormatInfo.InvariantInfo, "[{0},{1}]", g.Lng, g.Lat)).ToArray()
);
#else
geojsonCoords = string.Join(
","
, geomWgs84
.SelectMany((List <LatLng> g) => g)
.Select(g => string.Format(NumberFormatInfo.InvariantInfo, "[{0},{1}]", g.Lng, g.Lat)).ToArray()
);
#endif
break;
case GeomType.LINESTRING:
geomType = "MultiLineString";
List <string> parts = new List <string>();
foreach (var part in geomWgs84)
{
parts.Add("[" + string.Join(
","
#if NET20
, part.ConvertAll <string>(g => string.Format(NumberFormatInfo.InvariantInfo, "[{0},{1}]", g.Lng, g.Lat)).ToArray()
#else
, part.Select(g => string.Format(NumberFormatInfo.InvariantInfo, "[{0},{1}]", g.Lng, g.Lat)).ToArray()
#endif
) + "]");
}
geojsonCoords = string.Join(",", parts.ToArray());
break;
case GeomType.POLYGON:
geomType = "MultiPolygon";
List <string> partsMP = new List <string>();
foreach (var part in geomWgs84)
{
partsMP.Add("[" + string.Join(
","
#if NET20
, part.ConvertAll <string>(g => string.Format(NumberFormatInfo.InvariantInfo, "[{0},{1}]", g.Lng, g.Lat)).ToArray()
#else
, part.Select(g => string.Format(NumberFormatInfo.InvariantInfo, "[{0},{1}]", g.Lng, g.Lat)).ToArray()
#endif
) + "]");
}
geojsonCoords = "[" + string.Join(",", partsMP.ToArray()) + "]";
break;
default:
break;
}
}
else if (geomWgs84.Count == 1) //singlepart
{
switch (feat.GeometryType)
{
case GeomType.POINT:
geojsonCoords = string.Format(NumberFormatInfo.InvariantInfo, "{0},{1}", geomWgs84[0][0].Lng, geomWgs84[0][0].Lat);
break;
case GeomType.LINESTRING:
geojsonCoords = string.Join(
","
#if NET20
, geomWgs84[0].ConvertAll <string>(g => string.Format(NumberFormatInfo.InvariantInfo, "[{0},{1}]", g.Lng, g.Lat)).ToArray()
#else
, geomWgs84[0].Select(g => string.Format(NumberFormatInfo.InvariantInfo, "[{0},{1}]", g.Lng, g.Lat)).ToArray()
#endif
);
break;
case GeomType.POLYGON:
geojsonCoords = "[" + string.Join(
","
#if NET20
, geomWgs84[0].ConvertAll <string>(g => string.Format(NumberFormatInfo.InvariantInfo, "[{0},{1}]", g.Lng, g.Lat)).ToArray()
#else
, geomWgs84[0].Select(g => string.Format(NumberFormatInfo.InvariantInfo, "[{0},{1}]", g.Lng, g.Lat)).ToArray()
#endif
) + "]";
break;
default:
break;
}
}
else //no geometry
{
continue;
}
geojsonFeatures.Add(
string.Format(
NumberFormatInfo.InvariantInfo
, templateFeature
, geomType
, geojsonCoords
, geojsonProps
)
);
}
}
string geoJsonFeatColl = string.Format(
NumberFormatInfo.InvariantInfo
, templateFeatureCollection
, string.Join(",", geojsonFeatures.ToArray())
);
return(geoJsonFeatColl);
}
private void ParseTilesetsToList(List <GOParsedLayer> list, VectorTile vt, GOTilesetLayer[] tilesets)
{
foreach (GOTilesetLayer tileSet in tilesets)
{
string kind = string.IsNullOrEmpty(tileSet.TilesetKindProperty)? tileSet.TilesetKindProperty : "kind";
VectorTileLayer lyr = vt.GetLayer(tileSet.TilesetName);
if (lyr != null)
{
int featureCount = lyr.FeatureCount();
if (featureCount == 0)
{
continue;
}
GOParsedLayer pl = new GOParsedLayer();
pl.name = lyr.Name;
pl.tilesetLayer = tileSet;
pl.goFeatures = new List <GOFeature>();
for (int i = 0; i < featureCount; i++)
{
VectorTileFeature vtf = lyr.GetFeature(i);
List <List <LatLng> > geomWgs = vtf.GeometryAsWgs84((ulong)goTile.zoomLevel, (ulong)goTile.tileCoordinates.x, (ulong)goTile.tileCoordinates.y, 0);
GOFeature gf = new GOFeature();
gf.properties = vtf.GetProperties();
gf.attributes = GOFeature.PropertiesToAttributes(gf.properties);
gf.goFeatureType = vtf.GOFeatureType(geomWgs);
gf.tileSetKind = kind;
gf.tilesetLayer = tileSet;
gf.goTile = goTile;
gf.featureIndex = (Int64)i;
//gf.layerIndex = indexOfLayer;
gf.featureCount = featureCount;
//gf = tile.EditFeatureData(gf);
gf.goTile = goTile;
gf.ConvertAttributes();
if (gf.goFeatureType == GOFeatureType.Undefined)
{
continue;
}
string name = "Dataset " + gf.goFeatureType.ToString();
//Debug.Log(name);
if (geomWgs.Count > 0 && (gf.goFeatureType == GOFeatureType.Point || gf.goFeatureType == GOFeatureType.MultiPoint)) //Probably needs a fix for multi points
{
//GOPOIKind kind = GOEnumUtils.PoiKindToEnum((string)properties[kindKey]);
GOTilesetPOIRendering rendering = tileSet.TilesetPOIRenderingForKind(kind);
if (rendering == null)
{
continue;
}
gf.geometry = geomWgs[0];
gf.tileSetPoiRendering = rendering;
gf.name = name;
gf.ConvertPOIGeometries();
AddFatureToList(gf, pl.goFeatures);
}
else if (geomWgs.Count > 0)
{
switch (gf.goFeatureType)
{
case GOFeatureType.Line:
GOTilesetLINERendering lineRendering = tileSet.TilesetLINERenderingForKind(kind);
if (lineRendering == null)
{
continue;
}
gf.geometry = geomWgs[0];
gf.ConvertGeometries();
gf.tileSetLineRendering = lineRendering;
gf.name = name;
gf.height = lineRendering.height;
AddFatureToList(gf, pl.goFeatures);
break;
case GOFeatureType.Polygon:
GOTilesetPOLYGONRendering polygonRendering = tileSet.TilesetPOLYGONRenderingForKind(kind);
if (polygonRendering == null)
{
continue;
}
gf.geometry = geomWgs[0];
gf.ConvertGeometries();
gf.name = name;
gf.tileSetPolygonRendering = polygonRendering;
gf.height = polygonRendering.height;
AddFatureToList(gf, pl.goFeatures);
break;
case GOFeatureType.MultiLine:
lineRendering = tileSet.TilesetLINERenderingForKind(kind);
if (lineRendering == null)
{
continue;
}
foreach (IList geometry in geomWgs)
{
float indexMulti = (((float)geomWgs.IndexOf((List <LatLng>)geometry) + 1) * (i + 1) / geomWgs.Count);
GOFeature gfm = new GOFeature(gf);
gf.name = name;
gfm.geometry = geometry;
gfm.ConvertGeometries();
gf.tileSetLineRendering = lineRendering;
gf.height = lineRendering.height;
AddFatureToList(gfm, pl.goFeatures);
}
break;
case GOFeatureType.MultiPolygon:
foreach (IList geometry in geomWgs)
{
polygonRendering = tileSet.TilesetPOLYGONRenderingForKind(kind);
if (polygonRendering == null)
{
continue;
}
List <Vector3> convertedSubject = null;
List <List <Vector3> > convertedClips = new List <List <Vector3> >();
for (int j = 0; j < geomWgs.Count; j++)
{ //Clip ascending
IList p = geomWgs[j];
List <Vector3> convertedP = GOFeature.CoordsToVerts(p, false);
if (GOFeature.IsClockwise(convertedP))
{
convertedSubject = convertedP;
}
else
{
//Add clip
convertedClips.Add(convertedP);
}
//Last one
if (j == geomWgs.Count - 1 || (j < geomWgs.Count - 1 && GOFeature.IsGeoPolygonClockwise(geomWgs[j + 1]) && convertedSubject != null))
{
GOFeature gfm = new GOFeature(gf);
// gfm.index = (i +1)*j;
gfm.convertedGeometry = convertedSubject;
gfm.clips = convertedClips;
gf.tileSetPolygonRendering = polygonRendering;
gf.name = name;
AddFatureToList(gfm, pl.goFeatures);
convertedSubject = null;
convertedClips = new List <List <Vector3> >();
}
}
}
break;
}
}
}
list.Add(pl);
}
}
}
public void DifferentPoint2dTypesAndScaling()
{
string fullFileName = Path.Combine(fixturesPath, "Feature-single-linestring.mvt");
byte[] data = File.ReadAllBytes(fullFileName);
VectorTile vt = new VectorTile(data);
foreach (var layerName in vt.LayerNames())
{
VectorTileLayer layer = vt.GetLayer(layerName);
for (int i = 0; i < layer.FeatureCount(); i++)
{
VectorTileFeature featLong = layer.GetFeature(i);
foreach (var geomPart in featLong.Geometry <long>())
{
foreach (var coord in geomPart)
{
Debug.WriteLine("long: {0}/{1}", coord.X, coord.Y);
}
Assert.AreEqual(2L, geomPart[0].X);
Assert.AreEqual(2L, geomPart[0].Y);
Assert.AreEqual(2L, geomPart[1].X);
Assert.AreEqual(10L, geomPart[1].Y);
Assert.AreEqual(10L, geomPart[2].X);
Assert.AreEqual(10L, geomPart[2].Y);
}
// don't clip, as this might change order of vertices
// test 'scale' on the VectorTileFeature constructor
VectorTileFeature featInt = layer.GetFeature(i, null, 1.5f);
foreach (var geomPart in featInt.Geometry <int>())
{
foreach (var coord in geomPart)
{
Debug.WriteLine("integer: {0}/{1}", coord.X, coord.Y);
}
Assert.AreEqual(3, geomPart[0].X);
Assert.AreEqual(3, geomPart[0].Y);
Assert.AreEqual(3, geomPart[1].X);
Assert.AreEqual(15, geomPart[1].Y);
Assert.AreEqual(15, geomPart[2].X);
Assert.AreEqual(15, geomPart[2].Y);
}
// don't clip, as this might change order of vertices
VectorTileFeature featFloat = layer.GetFeature(i);
// test 'scale' on the Geometry method
foreach (var geomPart in featFloat.Geometry <float>(null, 2.0f))
{
foreach (var coord in geomPart)
{
Debug.WriteLine("float: {0}/{1}", coord.X, coord.Y);
}
Assert.AreEqual(4f, geomPart[0].X);
Assert.AreEqual(4f, geomPart[0].Y);
Assert.AreEqual(4f, geomPart[1].X);
Assert.AreEqual(20f, geomPart[1].Y);
Assert.AreEqual(20f, geomPart[2].X);
Assert.AreEqual(20f, geomPart[2].Y);
}
}
}
string geojson = vt.ToGeoJson(0, 0, 0);
Assert.GreaterOrEqual(geojson.Length, 30, "geojson >= 30 chars");
}
