private void CORS()
{
xhr = new XMLHttpRequest2();
try
{
xhr.Open(HttpVerb.Get, _url);
if (ResponseType != null)
{
xhr.ResponseType = ResponseType;
}
xhr.OnReadyStateChange = delegate()
{
if (xhr.ReadyState == ReadyState.Loaded)
{
if (xhr.Status == 0)
{
if (!triedOnce)
{
triedOnce = true;
xhr.OnReadyStateChange = null;
string new_url = URLHelpers.singleton.activateProxy(_url);
if (new_url != null) // null => don't bother: we know that the proxy won't help
{
_url = new_url;
CORS();
}
}
}
else
{
if (ResponseType == "")
{
LoadData(xhr.ResponseText);
}
else
{
LoadBlob(xhr.Response);
}
}
}
};
xhr.Send();
}
catch (Exception err)
{
_message = err.Message;
State = StateType.Error;
throw (err);
}
}
private void CORS()
{
xhr = new XMLHttpRequest2();
try
{
xhr.Open(HttpVerb.Get, _url);
if (ResponseType != null)
{
xhr.ResponseType = ResponseType;
}
xhr.OnReadyStateChange = delegate()
{
if (xhr.ReadyState == ReadyState.Loaded)
{
if (xhr.Status == 0)
{
if (!triedOnce)
{
triedOnce = true;
xhr.OnReadyStateChange = null;
_url = Util.GetProxiedUrl(_url);
CORS();
}
}
else
{
if (ResponseType == "")
{
LoadData(xhr.ResponseText);
}
else
{
LoadBlob(xhr.Response);
}
}
}
};
xhr.Send();
}
catch (Exception err)
{
_message = err.Message;
State = StateType.Error;
throw (err);
}
}
public void RequestDem()
{
if (!ReadyToRender && !demDownloading)
{
demTile = true;
demDownloading = true;
callCount++;
XMLHttpRequest2 xhr = new XMLHttpRequest2();
xhr.AddEventListener("load", delegate(ElementEvent e)
{
DemReady = true;
demDownloading = false;
ReadyToRender = texReady && (DemReady || !demTile);
RequestPending = false;
try
{
demFile = new Float32Array(xhr.Response);
}
catch
{
}
TileCache.RemoveFromQueue(this.Key, true);
}, false);
xhr.AddEventListener("error", delegate(ElementEvent e)
{
demDownloading = false;
DemReady = false;
ReadyToRender = false;
errored = true;
RequestPending = false;
TileCache.RemoveFromQueue(this.Key, true);
}, false);
xhr.Open(HttpVerb.Get, DemURL /*.Replace("cdn.", "www.")*/, true);
xhr.ResponseType = "arraybuffer";
xhr.Send();
// TODO add event listener for failed!
}
}
public void RequestDem()
{
if (!ReadyToRender && !demDownloading)
{
demTile = true;
demDownloading = true;
callCount++;
XMLHttpRequest2 xhr = new XMLHttpRequest2();
xhr.AddEventListener("load", delegate(ElementEvent e)
{
DemReady = true;
demDownloading = false;
ReadyToRender = texReady && (DemReady || !demTile);
RequestPending = false;
try
{
demFile = new Float32Array(xhr.Response);
}
catch
{
}
TileCache.RemoveFromQueue(this.Key, true);
}, false);
xhr.AddEventListener("error", delegate(ElementEvent e)
{
demDownloading = false;
DemReady = false;
ReadyToRender = false;
errored = true;
RequestPending = false;
TileCache.RemoveFromQueue(this.Key, true);
}, false);
xhr.Open(HttpVerb.Get, DemURL/*.Replace("cdn.", "www.")*/, true);
xhr.ResponseType = "arraybuffer";
xhr.Send();
// TODO add event listener for failed!
}
}
