/// <inheritdoc /> public override UICollectionViewCell GetCell(UICollectionView collectionView, NSIndexPath indexPath) { var cell = collectionView.DequeueReusableCell(AlbumViewCell.Key, indexPath) as AlbumViewCell ?? new AlbumViewCell(); if (_imageManager == null) { return(cell); } if (cell.Tag != 0) { _imageManager.CancelImageRequest((int)cell.Tag); } var asset = AllAssets[(int)indexPath.Item]; cell.IsVideo = asset.MediaType == PHAssetMediaType.Video; cell.Duration = asset.Duration; cell.Tag = _imageManager.RequestImageForAsset(asset, _cellSize, PHImageContentMode.AspectFit, null, (result, info) => SetImageCellImage(cell, result)); return(cell); }