UICollectionView Horizontal Paging not centered

Question

I have a horizontal scrolling collectionView with each cell the size of the view. When I page through the collectionView it doesn\'t page by cell. The cells aren\'t in the c

Answer 1

Swift 3

func scrollViewDidEndDecelerating(_ scrollView: UIScrollView) {
        if scrollView == self.collectionView {
            var currentCellOffset = self.collectionView.contentOffset
            currentCellOffset.x += self.collectionView.frame.width / 2
            if let indexPath = self.collectionView.indexPathForItem(at: currentCellOffset) {
              self.collectionView.scrollToItem(at: indexPath, at: .centeredHorizontally, animated: true)
            }
        }
    }