static public Bitmap LoadThumbnailFromWeb(string url, string filename)
{
try
{
DataSetManager.DownloadFile(CacheProxy.GetCacheUrl(url), Properties.Settings.Default.CahceDirectory + @"thumbnails\" + filename, true, true);
return(UiTools.LoadBitmap(Properties.Settings.Default.CahceDirectory + @"thumbnails\" + filename));
}
catch
{
return(null);
}
}
public static void GetDemTileFromWeb(Tile retTile)
{
string directory = retTile.DemDirectory;
if (!Directory.Exists(directory))
{
Directory.CreateDirectory(directory);
}
string filename = retTile.DemFilename;
FileInfo fi = new FileInfo(filename);
bool exists = fi.Exists;
if (exists)
{
if (fi.Length != 2178 && fi.Length != 1026 && fi.Length != 2052 && (retTile.Dataset.Projection != ProjectionType.Mercator))
{
try
{
File.Delete(filename);
}
catch
{
}
exists = false;
}
}
if (!exists)
{
try
{
WebClient Client = new WebClient();
Client.Headers.Add("User-Agent", "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.0)");
string dlFile = string.Format("{0}.tmp{1}", filename, NodeID);
Client.DownloadFile(CacheProxy.GetCacheUrl(retTile.DemURL), dlFile);
try
{
if (File.Exists(dlFile))
{
if (File.Exists(filename))
{
File.Delete(filename);
}
File.Move(dlFile, filename);
}
}
catch
{
}
fi = new FileInfo(filename);
exists = fi.Exists;
}
catch
{
if (Earth3d.Logging)
{
Earth3d.WriteLogMessage("Dem Download: Exception");
}
exists = false;
}
}
retTile.DemReady = true;
retTile.demFileExists = exists;
return;
}
public static Tile GetTileFromWeb(Tile retTile, bool Initialize)
{
WebClient Client = null;
if (retTile.Dataset.Projection == ProjectionType.SkyImage && retTile.Dataset.Url.EndsWith("/screenshot.png"))
{
SkyImageTile tile = retTile as SkyImageTile;
Client = new WebClient();
string url = tile.URL;
tile.ImageData = Client.DownloadData(url);
retTile.DemReady = true;
retTile.FileExists = true;
retTile.ReadyToRender = true;
retTile.TextureReady = true;
//retTile.CreateGeometry(Tile.prepDevice);
Client.Dispose();
return(retTile);
}
Tile parent = retTile.Parent;
if (retTile.DemEnabled && (parent == null || (parent != null && parent.DemGeneration == 0)))
{
GetDemTileFromWeb(retTile);
}
else
{
retTile.DemReady = true;
}
if (retTile.Dataset.WcsImage != null && retTile.Dataset.WcsImage is FitsImage)
{
retTile.TextureReady = true;
InitializeTile(retTile);
return(retTile);
}
string directory = retTile.Directory;
if (!Directory.Exists(directory))
{
Directory.CreateDirectory(directory);
}
string filename = retTile.FileName;
Client = new WebClient();
FileInfo fi = new FileInfo(filename);
bool exists = fi.Exists;
if (exists)
{
if (fi.Length != 8 && fi.Length < 100 || retTile.Volitile)
{
try
{
File.Delete(filename);
}
catch
{
}
exists = false;
}
}
if (!exists)
{
try
{
if (retTile.Dataset.IsMandelbrot)
{
retTile.ComputeMandel();
fi = new FileInfo(filename);
exists = fi.Exists;
}
else
{
Client.Headers.Add("User-Agent", "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.0)");
string url = retTile.URL;
if (string.IsNullOrEmpty(url))
{
retTile.errored = true;
}
else
{
string dlFile = string.Format("{0}.tmp{1}", filename, NodeID);
Client.DownloadFile(CacheProxy.GetCacheUrl(url), dlFile);
try
{
if (File.Exists(dlFile))
{
if (File.Exists(filename))
{
File.Delete(filename);
}
File.Move(dlFile, filename);
}
}
catch
{
// UiTools.ShowMessageBox("File Download collision catch");
}
fi = new FileInfo(filename);
exists = fi.Exists;
}
// Code for drawing tile it onto tile for debuggin
//if (retTile.Dataset.Projection == ProjectionType.Toast)
//{
// //Bitmap bmpText = new Bitmap(filename);
// Bitmap bmpText = UiTools.LoadBitmap(filename);
// Graphics g = Graphics.FromImage(bmpText);
// g.DrawString(retTile.Key, UiTools.StandardRegular, UiTools.StadardTextBrush, new RectangleF(0, 0, 255, 255), UiTools.StringFormatCenterCenter);
// g.Flush();
// g.Dispose();
// bmpText.Save(filename);
// bmpText.Dispose();
//}
}
}
catch
{
//todo retry login on non - HTTP failuers.
if (Earth3d.Logging)
{
Earth3d.WriteLogMessage("Tile Download: Exception");
}
retTile.errored = true;
}
}
try
{
if (exists)
{
if (fi.Length < 100 || (fi.Length == 1033))
{
retTile.errored = true;
return(retTile);
}
}
// todo 3d Cities remove support for 3d Cities for now
if (retTile.Dataset.Projection == ProjectionType.Mercator && Properties.Settings.Default.Show3dCities)
{
string tileID = retTile.GetTileID();
//check coverage cache before downloading
int gen = CoverageMap.GetCoverage(tileID);
if (gen > 0)
{
//try downloading mesh
try
{
string meshFilename = retTile.FileName + ".mesh";
if (!File.Exists(meshFilename))
{
Client.Headers.Add("User-Agent", "Win8Microsoft.BingMaps.3DControl/2.214.2315.0 (;;;;x64 Windows RT)");
string dlFile = string.Format("{0}.tmp{1}", meshFilename, NodeID);
Client.DownloadFile(string.Format("http://ak.t{1}.tiles.virtualearth.net/tiles/mtx{0}?g={2}", tileID, Tile.GetServerID(retTile.X, retTile.Y), gen.ToString()), dlFile);
try
{
if (File.Exists(dlFile))
{
if (File.Exists(meshFilename))
{
File.Delete(meshFilename);
}
File.Move(dlFile, meshFilename);
}
}
catch
{
// UiTools.ShowMessageBox("File Download collision catch");
}
}
}
catch
{
}
}
}
retTile.FileExists = true;
retTile.TextureReady = true;
if (Initialize)
{
InitializeTile(retTile);
}
}
catch (System.Exception)
{
if (Earth3d.Logging)
{
Earth3d.WriteLogMessage("Tile Initialize: Exception");
}
retTile.errored = true;
}
return(retTile);
}
