/// <summary>
/// This method visits a KML placemark element
/// </summary>
/// <param name="elem">KML placemark element</param>
protected void VisitPlacemark(XmlElement elem)
{
if (elem == null)
{
return;
}
var placemark = new Placemark();
placemark.Id = GetAttribute(elem, "id");
// Visits the child nodes
foreach (XmlNode child in elem.ChildNodes)
{
var childName = child.Name.ToLowerInvariant();
if (childName.Equals("name"))
{
if (child.HasChildNodes)
{
placemark.Name = child.ChildNodes[0].InnerText;
}
}
else if (childName.Equals("description"))
{
if (child.HasChildNodes)
{
placemark.Description = child.ChildNodes[0].InnerText;
}
}
else if (childName.Equals("address"))
{
if (child.HasChildNodes)
{
placemark.Address = child.ChildNodes[0].InnerText;
}
}
else if (childName.Equals("lookat") && (child as XmlElement) != null)
{
var numOfGeographiesBefore = Geographies.Count;
VisitLookAt(child as XmlElement);
var numOfGeographiesAfter = Geographies.Count;
if (numOfGeographiesAfter > numOfGeographiesBefore)
{
// Point found where this placemark looks at
placemark.LookAt = Geographies[Geographies.Count - 1];
Geographies.RemoveAt(Geographies.Count - 1);
}
}
else
{
var numOfGeographiesBefore = Geographies.Count;
Visit(child);
var numOfGeographiesAfter = Geographies.Count;
if (numOfGeographiesAfter > numOfGeographiesBefore)
{
// Found the geography instance which describes this placemark
placemark.Geography = Geographies[Geographies.Count - 1];
}
}
}
Placemarks.Add(placemark);
}
public void AddPlacemark(KmlPlacemark placemark)
{
Placemarks.Add(placemark);
}