private BitmapImage LoadEmojiUnlocked(PartialEmoji e)
{
try {
var b = new BitmapImage();
b.BeginInit();
b.CacheOption = BitmapCacheOption.OnLoad;
b.CreateOptions = BitmapCreateOptions.IgnoreImageCache;
b.UriSource = new Uri(FromCache(e));
b.EndInit();
return(b);
} catch {
return(null);
}
}
public async Task <BitmapImage> EmojiFromCache(PartialEmoji e)
{
if (File.Exists(FromCache(e)))
{
return(LoadEmojiUnlocked(e));
}
WebClient w = new WebClient();
try {
await w.DownloadFileTaskAsync(e.url, FromCache(e));
} catch (WebException ex) {
HandleError(ex, "Emoji download");
return(null);
}
return(LoadEmojiUnlocked(e));
}
public string FromCache(PartialEmoji e)
{
return(Path.Combine(Cache, e.id + (e.animated ? ".gif" : ".png")));
}