private static KMLPlacemark ReadPlacemark(XmlReader reader)
{
string name = string.Empty;
string description = string.Empty;
KMLPlacemarkItem item = null;
while (reader.Read())
{
if (reader.NodeType == XmlNodeType.Element)
{
switch (reader.Name.ToUpper())
{
case "NAME":
{
name = TinyKML.ReadString(reader);
break;
}
case "DESCRIPTION":
{
description = TinyKML.ReadString(reader);
break;
}
case "POINT":
{
item = (KMLPoint)TinyKML.ReadPlacemarkItem(reader);
if (item != null)
{
return(new KMLPlacemark(name, description, item));
}
else
{
throw new FormatException();
}
}
case "LINESTRING":
{
item = (KMLLineString)TinyKML.ReadPlacemarkItem(reader);
if (item != null)
{
return(new KMLPlacemark(name, description, item));
}
else
{
throw new FormatException();
}
}
}
}
}
throw new FormatException();
}
private static KMLPlacemarkItem ReadPlacemarkItem(XmlReader reader)
{
bool isExtrude = false;
bool isTessallate = true;
List <KMLLocation> coordinates = null;
while (reader.Read())
{
if (reader.NodeType == XmlNodeType.Element)
{
switch (reader.Name.ToUpper())
{
case "EXTRUDE":
{
isExtrude = Convert.ToBoolean(TinyKML.ReadInt(reader));
break;
}
case "TESSALLATE":
{
isTessallate = Convert.ToBoolean(TinyKML.ReadInt(reader));
break;
}
case "COORDINATES":
{
coordinates = KMLLocation.Parse(TinyKML.ReadString(reader));
if (coordinates == null)
{
throw new FormatException();
}
if (coordinates.Count == 1)
{
return(new KMLPoint(coordinates[0], isExtrude, isTessallate));
}
else
{
return(new KMLLineString(isExtrude, isTessallate, coordinates.ToArray()));
}
}
}
}
}
throw new FormatException();
}
public static KMLData Read(string fileName)
{
KMLData result = new KMLData();
using (XmlReader reader = XmlReader.Create(fileName))
{
while (reader.Read())
{
if (reader.NodeType == XmlNodeType.Element)
{
switch (reader.Name.ToUpper())
{
case "NAME":
{
result.Name = TinyKML.ReadString(reader);
break;
}
case "DESCRIPTION":
{
result.Name = TinyKML.ReadString(reader);
break;
}
case "PLACEMARK":
{
result.Add(TinyKML.ReadPlacemark(reader));
break;
}
}
}
}
}
return(result);
}