protected override void WriteFile(HttpResponseBase response)
{
var collection = new PlacemarkCollection();
collection.Document = (List <Placemark>)DataSource;
var serialized = Serialize(FileDownloadName, collection);
if (HasPreamble)
{
var preamble = this.ContentEncoding.GetPreamble();
response.OutputStream.Write(preamble, 0, preamble.Length);
}
//XmlDocument doc = new XmlDocument();
//doc.WriteTo(serialized);
//var streambuffer = ContentEncoding.GetBytes(doc.OuterXml);
var streambuffer = File.ReadAllBytes(this.TempPath);
response.OutputStream.Write(streambuffer, 0, streambuffer.Length);
if (File.Exists(this.TempPath))
{
File.Delete(this.TempPath);
}
}
private XmlWriter Serialize(string fileName, PlacemarkCollection placemarks)
{
if (File.Exists(this.TempPath))
{
File.Delete(this.TempPath);
}
var serializer = new XmlSerializer(typeof(PlacemarkCollection),
KML_NAME_SPACE);
using (var stream = new FileStream(this.TempPath, FileMode.Create))
{
using (var writer = new XmlTextWriter(stream, Encoding.Unicode))
{
var namespaces = new XmlSerializerNamespaces();
namespaces.Add(string.Empty, KML_NAME_SPACE);
serializer.Serialize(writer, placemarks, namespaces);
return(writer);
}
}
}
