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 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");
}
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 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");
}
