public bool FetchHelperShouldContinueLoadingAfterFetching(TIPImageViewFetchHelper helper, ITIPImageFetchResult previewImageResult)
{
if (previewImageResult.ImageIsTreatedAsPlaceholder)
{
return(true);
}
var request = helper.FetchRequest;
if (request.GetOptions().HasFlag(TIPImageFetchOptions.TreatAsPlaceholder))
{
// would be a downgrade, stop
return(false);
}
var originalDimensions = previewImageResult.ImageOriginalDimensions;
var viewDimensions = TIPImageUtils.TIPDimensionsFromView(helper.FetchImageView);
if (originalDimensions.Height >= viewDimensions.Height && originalDimensions.Width >= viewDimensions.Width)
{
return(false);
}
return(true);
}
public TweetWithMediaTableViewCell()
: base(UITableViewCellStyle.Subtitle, ReuseId)
{
tweetFetchHelper = new TIPImageViewFetchHelper(this, this);
tweetImageView = new TIPImageView(tweetFetchHelper);
tweetImageView.ContentMode = UIViewContentMode.ScaleAspectFill;
tweetImageView.ClipsToBounds = true;
tweetImageView.BackgroundColor = UIColor.LightGray;
tweetImageView.AutoresizingMask = UIViewAutoresizing.FlexibleWidth | UIViewAutoresizing.FlexibleHeight;
ContentView.AddSubview(tweetImageView);
}
public ITIPImageFetchRequest GetImageFetchRequest(TIPImageViewFetchHelper helper)
{
var tweetImage = tweet.Images.FirstOrDefault();
if (tweetImage == null)
{
return(null);
}
var request = new TweetImageFetchRequest(tweetImage, helper.FetchImageView, AppDelegate.Current.UsePlaceholder);
return(request);
}
public bool FetchHelperShouldUpdateImage(TIPImageViewFetchHelper helper, ITIPImageFetchResult previewImageResult) => true;
public TIPImagePipeline GetImagePipeline(TIPImageViewFetchHelper helper)
{
return(AppDelegate.Current.ImagePipeline);
}
public bool FetchHelperShouldLoadProgressively(TIPImageViewFetchHelper helper, string identifier, NSUrl url, string imageType, CGSize originalDimensions) => true;
