Shrink large title when scrolling (not UITableViewController) iOS 11

Question

I have got a View Controller embedded in a Navigation Controller with prefers large titles option set to true; inside the View Controller there’s a Scroll View.

I wa

Answer 1

I've used something that is similar to Kamil Szostakowski's answer for view with UICollectionView.

func scrollViewWillEndDragging(_ scrollView: UIScrollView, withVelocity velocity: CGPoint, targetContentOffset: UnsafeMutablePointer) {
    UIView.animate(withDuration: 0.5, animations: {
        self.navigationController?.navigationBar.prefersLargeTitles = (velocity.y < 0)
    })
}

It may be not so smooth but I haven't found better option yet.