Placemark CreatePlaceMark(string title, SharpKml.Dom.Geometry geometry)
{
Placemark placeMark = new Placemark();
placeMark.Name = title;
placeMark.Geometry = geometry;
return(placeMark);
}
private NetTopologySuite.Geometries.Geometry KmlGeometryToGeometry(SharpKml.Dom.Geometry geometry)
{
NetTopologySuite.Geometries.Geometry result = null;
if (geometry is SharpKml.Dom.Point)
{
var kmlPoint = geometry as SharpKml.Dom.Point;
result = new NetTopologySuite.Geometries.Point(new Coordinate(kmlPoint.Coordinate.Longitude, kmlPoint.Coordinate.Latitude));
}
else if (geometry is SharpKml.Dom.Polygon)
{
var kmlPolygon = geometry as SharpKml.Dom.Polygon;
if (kmlPolygon.OuterBoundary == null || kmlPolygon.OuterBoundary.LinearRing == null || kmlPolygon.OuterBoundary.LinearRing.Coordinates == null)
{
throw new Exception("Polygon is null");
}
var coordinates = new Coordinate[kmlPolygon.OuterBoundary.LinearRing.Coordinates.Count];
int i = 0;
foreach (var coordinate in kmlPolygon.OuterBoundary.LinearRing.Coordinates)
{
coordinates[i++] = new Coordinate(coordinate.Longitude, coordinate.Latitude);
}
result = new NetTopologySuite.Geometries.Polygon(new NetTopologySuite.Geometries.LinearRing(coordinates));
}
else if (geometry is SharpKml.Dom.MultipleGeometry)
{
var mgeometry = geometry as SharpKml.Dom.MultipleGeometry;
var polygons = new List <NetTopologySuite.Geometries.Polygon>();
foreach (var poly in mgeometry.Geometry)
{
var kmlPolygon = poly as SharpKml.Dom.Polygon;
if (kmlPolygon.OuterBoundary == null || kmlPolygon.OuterBoundary.LinearRing == null || kmlPolygon.OuterBoundary.LinearRing.Coordinates == null)
{
throw new Exception("Polygon is null");
}
var coordinates = new Coordinate[kmlPolygon.OuterBoundary.LinearRing.Coordinates.Count];
int i = 0;
foreach (var coordinate in kmlPolygon.OuterBoundary.LinearRing.Coordinates)
{
coordinates[i++] = new Coordinate(coordinate.Longitude, coordinate.Latitude);
}
polygons.Add(new NetTopologySuite.Geometries.Polygon(new NetTopologySuite.Geometries.LinearRing(coordinates)));
}
result = new NetTopologySuite.Geometries.MultiPolygon(polygons.ToArray());
}
return(result);
}
public static List <KmlPlaceMark> GetPlaceMarksFromKmlFile(string kmlFile)
{
string compatibleXml = GetCompatibleXml(new StreamReader(kmlFile).ReadToEnd());
using (MemoryStream stream = new MemoryStream(Encoding.UTF8.GetBytes(compatibleXml)))
{
KmlFile file = KmlFile.Load(stream);
List <KmlPlaceMark> list = new List <KmlPlaceMark>();
foreach (Placemark placemark in file.Root.Flatten().OfType <Placemark>())
{
try
{
Geometry geo = placemark.Geometry;
if (geo != null)
{
if (geo is MultipleGeometry)
{
MultipleGeometry geometry2 = geo as MultipleGeometry;
if (geometry2.Geometry != null)
{
foreach (Geometry geometry3 in geometry2.Geometry)
{
KmlPlaceMark placeMark = new KmlPlaceMark
{
Name = placemark.Name,
StyleUrl = placemark.StyleUrl.ToString()
};
if (placemark.Description != null)
{
placeMark.Description = placemark.Description.Text;
}
Geometry geometry4 = geometry3;
FillPlacemarkWithGeometry(ref placeMark, ref geometry4);
list.Add(placeMark);
}
}
}
else
{
KmlPlaceMark mark2 = new KmlPlaceMark
{
Name = placemark.Name
};
if (placemark.Description != null)
{
mark2.Description = placemark.Description.Text;
}
FillPlacemarkWithGeometry(ref mark2, ref geo);
list.Add(mark2);
}
}
continue;
}
catch
{
continue;
}
}
return(list);
}
}
