private static IEnumerator DownloadSpriteAsync(string url, object objectWithSpriteField, string spriteFieldToSet)
{
BytesBlob data = new BytesBlob();
{
var enumerator = Util.ReadCacheOrDownloadAsync(url, data);
while (enumerator.MoveNext())
{
yield return(enumerator.Current);
}
}
Sprite sprite = null;
if (null != data.Bytes)
{
var texture = data.GetBytesAsTexture();
sprite = Sprite.Create(texture, new Rect(0f, 0f, texture.width, texture.height), new Vector2(0.5f, 0.5f));
}
var fieldInfo = objectWithSpriteField.GetType().GetField(spriteFieldToSet);
fieldInfo.SetValue(objectWithSpriteField, sprite);
}
private static IEnumerator downloadImplementation(string url, DownloadCacheUsage cacheUsage, BytesBlob result)
{
var filename = Application.persistentDataPath + "/dl" + Util.ToBase62String(url.GetJenkinsHash());
bool existsOnDisk = File.Exists(filename);
if (existsOnDisk && cacheUsage == DownloadCacheUsage.ReadCacheOrDownload)
{
yield return(null);
result.Bytes = File.ReadAllBytes(filename);
yield break;
}
{
var www = new WWW(url);
yield return(www);
if (!string.IsNullOrEmpty(www.error))
{
if (existsOnDisk && cacheUsage == DownloadCacheUsage.DownloadOrReadCache)
{
result.Bytes = File.ReadAllBytes(filename);
}
yield break;
}
result.Bytes = www.bytes;
try
{
File.WriteAllBytes(filename, result.Bytes);
}
catch (IOException)
{
}
}
}
public static IEnumerator ReadCacheOrDownloadAsync(string url, BytesBlob result)
{
return(downloadImplementation(url, DownloadCacheUsage.ReadCacheOrDownload, result));
}
