public static void LoadBackground()
{
if (loading)
{
return;
}
loading = true;
var path = Properties.Settings.Default.CahceDirectory + @"\mdl\155\";
var filename = path + "mdl.zip";
if (!Directory.Exists(path))
{
Directory.CreateDirectory(path);
}
if (!File.Exists(filename))
{
DataSetManager.DownloadFile("http://www.worldwidetelescope.org/data/iss.zip", filename, false, true);
}
using (Stream s = File.Open(filename, FileMode.Open, FileAccess.Read, FileShare.Read))
{
var zip = new ZipArchive(s);
foreach (var zFile in zip.Files)
{
Stream output = File.Open(path+zFile.Filename, FileMode.Create, FileAccess.ReadWrite, FileShare.None);
var input = zFile.GetFileStream();
CopyStream(input, output);
input.Close();
output.Close();
}
}
filename = path + "mdl.3ds";
if (File.Exists(filename))
{
var o3d = new Object3d(filename, true, false, true, Color.White);
if (o3d != null)
{
o3d.ISSLayer = true;
issmodel = o3d;
}
}
}
public KmlRoot(string filename, KmlRoot owner)
{
TimeSpan = new KmlTimeSpan();
// Set high and low points.
TimeSpan.BeginTime = new DateTime(3999, 1, 1);
TimeSpan.EndTime = new DateTime(1, 1, 1);
Owner = owner;
if (Uri.IsWellFormedUriString(filename, UriKind.Absolute))
{
BaseUri = new Uri(filename);
}
if (!File.Exists(filename) && owner != null & owner.BaseUri != null)
{
Uri newUri = new Uri(owner.BaseUri, filename);
filename = newUri.ToString();
}
XmlDocument doc = new XmlDocument();
XmlNamespaceManager NamespaceManager = new XmlNamespaceManager(doc.NameTable);
NamespaceManager.AddNamespace("atom", "http://www.w3.org/2005/Atom");
if (filename.ToLower().Contains(".kmz"))
{
if (Uri.IsWellFormedUriString(filename, UriKind.Absolute))
{
Stream fs = UiTools.GetMemoryStreamFromUrl(filename);
Archive = new ZipArchive(fs);
foreach (ZipEntry entry in Archive.Files)
{
if (entry.Filename.ToLower().EndsWith(".kml"))
{
doc.Load(entry.GetFileStream());
}
}
}
else
{
// using (FileStream fs = new FileStream(filename, FileMode.Open))
FileStream fs = new FileStream(filename, FileMode.Open);
{
ZipArchive archive = new ZipArchive(fs);
foreach (ZipEntry entry in archive.Files)
{
if (entry.Filename.ToLower().EndsWith(".kml"))
{
doc.Load(entry.GetFileStream());
Archive = archive;
}
}
}
}
}
else
{
try
{
//todo this really needs to be fixed.
doc.Load(filename);
}
catch
{
}
}
XmlNode kml = doc["kml"];
if (kml == null)
{
return;
}
if (kml.Attributes["hint"] != null)
{
if (kml.Attributes["hint"].InnerText.ToLower().Contains("sky"))
{
sky = true;
}
}
LoadDetails(kml);
LoadStatus = KmlLoadStatus.Loaded;
}
