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When you show banners in UICollectionView and you want to scroll it automatically and You can also scroll UICollectionView automatically in a vertical position. First, you have to create Timer through which you can scroll UICollectionView according to your need.You can also set time period after which theUICollectionView cell scrolls
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Timer.scheduledTimer(timeInterval: 4.0, target: self, selector: #selector(self.scrollAutomatically), userInfo: nil, repeats: true) func scrollAutomatically(_ timer: Timer) { } |
Do your stuff in scrollAutomatically function
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func scrollAutomatically(_ timer1: Timer) { if let coll = bannerCollection { for cell in coll.visibleCells { let indexPath: IndexPath? = coll.indexPath(for: cell) if ((indexPath?.row)! < banner.count - 1){ let indexPath1: IndexPath? indexPath1 = IndexPath.init(row: (indexPath?.row)! + 1, section: (indexPath?.section)!) coll.scrollToItem(at: indexPath1!, at: .right, animated: true) } else{ let indexPath1: IndexPath? indexPath1 = IndexPath.init(row: 0, section: (indexPath?.section)!) coll.scrollToItem(at: indexPath1!, at: .left, animated: true) } } } } |
bannerCollection :- your collection view
banner.Count:- a number of cells containing a collection view
From iOS Engr in the PH. Thank you!