IEnumerator GetPicture(string id, string url, FileIODelegate ioCallback)
{
WWW loader = new WWW(url);
yield return loader;
#if UNITY_WEBPLAYER
ioCallback(id, loader.texture);
#else
string filePath = sourcePath + "/" + id;
File.WriteAllBytes(filePath, loader.bytes);
GetTexture(id, url, ioCallback);
#endif
}
public void GetTexture(string id, string url, FileIODelegate ioCallback)
{
if (string.IsNullOrEmpty(sourcePath))
{
sourcePath = Application.persistentDataPath;
Debug.Log("persistentDataPath " + sourcePath);
}
string filePath = sourcePath + "/" + id;
if (File.Exists(filePath))
{
Debug.Log("Reading file for texture " + filePath);
#if !UNITY_WEBPLAYER
var bytes = File.ReadAllBytes(filePath);
var tex = new Texture2D(1, 1);
tex.LoadImage(bytes);
ioCallback(id, tex);
#endif
}
else
DownloadPicture(id, url, ioCallback);
}
void DownloadPicture(string id, string url, FileIODelegate ioCallback)
{
this.StartCoroutine(GetPicture(id, url, ioCallback));
}