public void WritePlacemark(Placemark pm)
{
if (pm != null)
{
WriteStartElement("Placemark");
WriteComment("Placemark Guid: " + pm.CN);
WriteElementString("name", pm.Name);
WriteKmlDescription(pm.Desctription);
if (pm.View != null && pm.View.Coordinates != null)
{
WriteView(pm.View);
}
else
{
View v = new View();
if (pm.Polygons != null && pm.Polygons.Count > 0)
{
Polygon poly = pm.Polygons[0];
if (poly.HasOuterBoundary)
{
v.Coordinates = poly.GetOBAveragedCoords();
v.AltMode = poly.AltMode;
WriteView(v);
}
else if (poly.HasInnerBoundary)
{
v.Coordinates = poly.GetIBAveragedCoords();
v.AltMode = poly.AltMode;
WriteView(v);
}
}
else if (pm.Points != null && pm.Points.Count > 0)
{
v.Coordinates = pm.Points[0].Coordinates;
v.AltMode = pm.Points[0]._AltMode;
WriteView(v);
}
}
if (pm.StyleUrl != null && pm.StyleUrl != "")
{
WriteElementString("styleUrl", pm.StyleUrl);
}
if (pm.Visibility != null)
{
WriteElementString("visibility", ConvertBool((bool)pm.Visibility).ToString());
}
if (pm.Open != null)
{
WriteElementString("open", ConvertBool((bool)pm.Open).ToString());
}
WriteProperties(pm);
if ((pm.Points.Count + pm.Polygons.Count) > 1)
{
WriteStartElement("MultiGeometry");
foreach (Polygon poly in pm.Polygons)
{
WritePolygon(poly);
}
foreach (KmlPoint point in pm.Points)
{
WritePoint(point);
}
//end MultiGeo
WriteEndElement();
}
else
{
if (pm.Polygons.Count > 0)
{
WritePolygon(pm.Polygons[0]);
}
else if (pm.Points.Count > 0)
{
WritePoint(pm.Points[0]);
}
}
//end placemark
WriteEndElement();
}
}
private static Placemark ParsePlacemark(XmlNode xnode)
{
Placemark placemark = new Placemark(xnode.Attributes[ATTR_ID]?.FirstChild.Value);
foreach (XmlNode node in xnode.ChildNodes)
{
string name = node.Name.ToLower();
switch (name)
{
case "lookat": placemark.View = ParseView(node); break;
case "point":
{
KmlPoint point = ParsePoint(node);
if (point != null)
{
placemark.Points.Add(point);
}
break;
}
case "polygon":
case "linestring":
{
Polygon poly = ParsePolygon(node);
if (poly != null)
{
placemark.Polygons.Add(poly);
}
break;
}
case "multigeometry":
{
foreach (XmlNode inode in node.ChildNodes)
{
switch (inode.Name.ToLower())
{
case "point":
{
KmlPoint point = ParsePoint(node);
if (point != null)
{
placemark.Points.Add(point);
}
break;
}
case "polygon":
case "linestring":
{
Polygon poly = ParsePolygon(node);
if (poly != null)
{
placemark.Polygons.Add(poly);
}
break;
}
}
}
break;
}
default: ParseProperties(placemark, name, node); break;
}
}
return(placemark);
}
