private static void shiftFromLast(ImageCacheEntry cacheEntry)
{
var ratingEntry = cacheEntry.RatingEntry;
var previousEntry = ratingEntry.Previous;
if (previousEntry != null)
{
ratingEntry.SwapWith(previousEntry);
}
}
private bool addFirst(string path, RotateFlipType rotations, Bitmap image)
{
var key = new Tuple <string, RotateFlipType>(path, rotations);
if (_imagesByPath.ContainsKey(key))
{
return(false);
}
_ratings.AddFirst(key);
_imagesByPath[key] = new ImageCacheEntry(image, _ratings.First);
return(true);
}