private static IEnumerator _LoadFromResources(
XlsxRequest request, _LoadingResult result)
{
var scheme = _GetUriScheme(request.uri) + "://";
var path = request.uri.Substring(scheme.Length);
ResourceRequest req = null;
TextAsset ta = null;
req = Resources.LoadAsync <TextAsset>(path);
if (req != null)
{
while (!req.isDone)
{
result.progress = Mathf.Clamp(
req.progress, result.progress, 0.99F
);
yield return(null);
}
result.progress = 1;
ta = req.asset as TextAsset;
}
if (!ta)
{
result.error = "Asset not found.";
}
else
{
result.stream = new MemoryStream(ta.bytes);
}
result.progress = 1;
}
private void _RunLoaders()
{
var count = requests.Count;
_loadingResults = new _LoadingResult[count];
_readers = new XlsxReader[count];
for (var n = 0; n < count; ++n)
{
_loadingResults[n] = new _LoadingResult();
var loader = _loaderMap[_GetUriScheme(requests[n].uri)];
_coroutineRunner.StartCoroutine(
loader(requests[n], _loadingResults[n])
);
}
}
private static IEnumerator _LoadFromWebRequest(
XlsxRequest request, _LoadingResult result)
{
WebRequestCreator createWebRequest = (uri) => {
WebRequest webReq = null;
if (request.webRequestCreator != null)
{
webReq = request.webRequestCreator(uri);
}
if (webReq == null)
{
webReq = new WebRequest(uri);
}
if (webReq.downloadHandler == null)
{
webReq.downloadHandler = new DownloadHandlerBuffer();
}
return(webReq);
};
using (var webReq = createWebRequest(request.uri)) {
webReq.SendWebRequest();
while (!webReq.isDone)
{
result.progress = Mathf.Clamp(
webReq.downloadProgress, result.progress, 0.99F
);
yield return(null);
}
if (webReq.isNetworkError || webReq.isHttpError)
{
result.error = webReq.error;
}
else
{
var bytes = webReq.downloadHandler.data;
result.stream = new MemoryStream(bytes);
}
}
result.progress = 1;
}
private static IEnumerator _LoadFromFile(
XlsxRequest request, _LoadingResult result)
{
var scheme = _GetUriScheme(request.uri);
var si = 0;
if (!string.IsNullOrEmpty(scheme))
{
si = (scheme + "://").Length;
}
var path = request.uri;
switch (scheme)
{
case "data": path = Application.dataPath; break;
case "pdata": path = Application.persistentDataPath; break;
}
if (si > 0)
{
path += "/" + request.uri.Substring(si);
}
if (File.Exists(path))
{
result.stream = new FileStream(path,
FileMode.Open, FileAccess.Read, FileShare.ReadWrite
);
}
else
{
result.stream = null;
result.error = "File not found.";
}
result.progress = 1;
yield break;
}
