public void KmlFileTest()
{
DateTime dt1 = DateTime.Now;
GeoAPI.GeometryServiceProvider.Instance = NetTopologySuite.NtsGeometryServices.Instance;
//var kml = KmlProvider.FromKml("/WorkSpace/huas/Polygontwo_LayerToKML.kml");
//var kml = KmlProvider.FromKml(@"C:\Workspace\huas\2010上海50KM毅行.kml");
var kml = KmlProvider.FromKmz(@"C:\Workspace\huas\snotelwithlabels.kmz");
DateTime dt2 = DateTime.Now;
Assert.IsNotNull(kml);
Assert.AreNotEqual(kml.GetFeatureCount(), 0);
Console.WriteLine(string.Format("kml.GetFeatureCount():{0}", kml.GetFeatureCount()));
Console.WriteLine(string.Format("kml.GetExtents():{0}", kml.GetExtents()));
DateTime dt3 = DateTime.Now;
TimeSpan span1 = dt2 - dt1;
TimeSpan span2 = dt3 - dt1;
Console.WriteLine($"dt2 - dt1:{span1.Seconds},dt3 - dt1:{span2.Seconds}");
List <string> ids = kml.GetObjectIDsInViewForSList(kml.GetExtents());
int polylineCount = 0;
int pointCount = 0;
foreach (var id in ids)
{
var dr = kml.GetFeature(id);
var place = (Placemark)dr.ItemArray[2];
if (dr.Geometry.GeometryType.Equals("MultiLineString") || dr.Geometry.GeometryType.Equals("LineString"))
{
polylineCount++;
Console.WriteLine($"LineString:{place.Id},{place.Name},{kml.GetGeometryType(place.Id)}");
}
if (dr.Geometry.GeometryType.Equals("Point") || dr.Geometry.GeometryType.Equals("MultiPoint"))
{
pointCount++;
Console.WriteLine($"Point:{place.Id},{place.Name}");
}
//Console.WriteLine(gwl(dr.Geometry.Coordinates.ToList()));
//Console.WriteLine("------------------------------------------------------");
}
kml.GetFolders().ForEach(folder =>
{
Console.WriteLine($"folder:{folder.Id},{folder.Name},{folder.Features.Count()}");
});
//Assert.AreEqual(kml.GetFolders().Count, 6);
//Assert.AreEqual(polylineCount,3);
Console.WriteLine($"polylineCount:{polylineCount}");
//Assert.AreEqual(pointCount, 24);
Console.WriteLine($"pointCount:{pointCount}");
}
public void KmlFileTest3()
{
GeoAPI.GeometryServiceProvider.Instance = NetTopologySuite.NtsGeometryServices.Instance;
//var kml = KmlProvider.FromKml(@"C:\Workspace\huas\2010上海50KM毅行.kml");
//var kml = KmlProvider.FromKmz(@"C:\Workspace\huas\test2_MapToKML.kmz");
//var kml = KmlProvider.FromKmz(@"C:\Workspace\huas\Polygontwo_LayerToKML.kmz");
var kml = KmlProvider.FromKmz(GetStreamFromUrl(new Uri("http://112.74.67.213:6080/huayu/TestData/raw/master/online/Polygontwo_LayerToKML.kmz")));
Assert.IsNotNull(kml);
List <string> ids = kml.GetObjectIDsInViewForSList(kml.GetExtents());
int polylineCount = 0;
int pointCount = 0;
int polygoncount = 0;
int styleCount = 0;
foreach (var id in ids)
{
var dr = kml.GetFeature(id);
var style = kml.GetKmlStyle(dr);
Console.WriteLine($"styleid:{(string)dr["StyleUrl"]},");
var place = (Placemark)dr.ItemArray[2];
if (style != null)
{
styleCount++;
}
if (dr.Geometry.GeometryType.Equals("MultiLineString") || dr.Geometry.GeometryType.Equals("LineString"))
{
polylineCount++;
Console.WriteLine($"LineString:{place.Id},{place.Name},{kml.GetGeometryType(place.Id)}");
}
if (dr.Geometry.GeometryType.Equals("Point") || dr.Geometry.GeometryType.Equals("MultiPoint"))
{
pointCount++;
Console.WriteLine($"Point:{place.Id},{place.Name},{kml.GetGeometryType(place.Id)}");
}
if (dr.Geometry.GeometryType.Equals("Polygon") || dr.Geometry.GeometryType.Equals("MultiPolygon") || dr.Geometry.GeometryType.Equals("GeometryCollection"))
{
polygoncount++;
Console.WriteLine($"Point:{place.Id},{place.Name},{kml.GetGeometryType(place.Id)}");
}
}
Console.WriteLine($"pointCount:{pointCount},polylineCount:{polylineCount},polygoncount:{polygoncount},");
Console.WriteLine($"ids:{ids.Count},styleCount:{styleCount}");
kml.GetFolders().ForEach(folder =>
{
Console.WriteLine($"folder:{folder.Id},{folder.Name},{folder.Features.Count()}");
});
}
public void KmzFileTest()
{
GeoAPI.GeometryServiceProvider.Instance = NetTopologySuite.NtsGeometryServices.Instance;
GeoAPI.GeometryServiceProvider.Instance = NetTopologySuite.NtsGeometryServices.Instance;
HttpWebRequest req = (HttpWebRequest)WebRequest.Create(new Uri("http://112.74.67.213:6080/huayu/TestData/raw/master/snotelwithlabels.kmz"));
HttpWebResponse resp = (HttpWebResponse)req.GetResponse();
var kml = KmlProvider.FromKmz(resp.GetResponseStream());
Assert.IsNotNull(kml);
Assert.AreNotEqual(kml.GetFeatureCount(), 0);
Console.WriteLine(string.Format("kml.GetFeatureCount():{0}", kml.GetFeatureCount()));
Console.WriteLine(string.Format("kml.GetExtents():{0}", kml.GetExtents()));
}
public void TestHttp(string kmlWebResource, string description)
{
var m = new Map(new Size(500, 300));
m.BackColor = Color.White;
KmlProvider p = null;
var request = WebRequest.Create(kmlWebResource);
using (var response = request.GetResponse())
{
if (response.ContentType == "None" || response.ContentType.Contains("vnd.google-earth.kml"))
{
var s = response.GetResponseStream();
p = KmlProvider.FromKml(s);
}
else if (response.ContentType.Contains("vnd.google-earth.kmz"))
{
p = KmlProvider.FromKmz(response.GetResponseStream(), "doc.kml");
}
}
var l = new VectorLayer(p.ConnectionID, p);
l.Theme = p.GetKmlTheme();
m.Layers.Add(l);
// Takes ages to render
// var labelLayer = new LabelLayer("Labels");
// labelLayer.DataSource = p;
// labelLayer.LabelColumn = "Name";
// m.Layers.Add(labelLayer);
ZoomToExtentsWithMargin(m);
var disclaimer = new Disclaimer();
disclaimer.Text = kmlWebResource;
disclaimer.Anchor = MapDecorationAnchor.LeftTop;
m.Decorations.Add(disclaimer);
using (var img = m.GetMap())
img.Save(System.IO.Path.Combine(UnitTestsFixture.GetImageDirectory(this), description + ".png"), ImageFormat.Png);
}
public void TestKmlStyles(string testDataFile, string description)
{
// NB additional symbols at http://kml4earth.appspot.com/icons.html
var m = new Map(new Size(500, 300));
m.BackColor = Color.AliceBlue;
KmlProvider p;
if (testDataFile.ToLower().EndsWith(".kml"))
{
p = KmlProvider.FromKml(TestUtility.GetPathToTestFile(testDataFile));
}
else
{
p = KmlProvider.FromKmz(TestUtility.GetPathToTestFile(testDataFile));
}
var l = new VectorLayer(p.ConnectionID, p);
l.Theme = p.GetKmlTheme();
m.Layers.Add(l);
var labelLayer = new LabelLayer("Labels");
labelLayer.DataSource = p;
labelLayer.LabelStringDelegate = (fdr) => ((Placemark)fdr["Object"]).Name;
labelLayer.Style.Font = new Font(labelLayer.Style.Font.FontFamily, 8f);
m.Layers.Add(labelLayer);
ZoomToExtentsWithMargin(m);
var disclaimer = new Disclaimer();
disclaimer.Text = $"{description} \nOpen **{testDataFile}** in GoogleEarth for comparison";
disclaimer.Anchor = MapDecorationAnchor.LeftTop;
m.Decorations.Add(disclaimer);
using (var img = m.GetMap())
img.Save(System.IO.Path.Combine(UnitTestsFixture.GetImageDirectory(this), testDataFile + ".png"), ImageFormat.Png);
}