         vc2.view.isHidden = true
         self.mainView.addSubview(vc2.view)
         self.addToReuseQueue(vc: vc2)
-
+        
         let vc3 = DKPhotoPlayerPreviewVC()
         vc3.view.isHidden = true
         self.mainView.addSubview(vc3.view)
         self.addToReuseQueue(vc: vc3)
-
+        
         let vc4 = DKPhotoPlayerPreviewVC()
         vc4.view.isHidden = true
         self.mainView.addSubview(vc4.view)
         self.addToReuseQueue(vc: vc4)
-
+        
         let vc5 = DKPhotoPlayerPreviewVC()
         vc5.view.isHidden = true
         self.mainView.addSubview(vc5.view)

    open override var supportedInterfaceOrientations: UIInterfaceOrientationMask {
        return .portrait
    }
        
    // MARK: - Touch 3D
    
    @available(iOS 9.0, *)
    open override var previewActionItems: [UIPreviewActionItem] {
        return self.currentVC.previewActionItems
    }
	
    // MARK: - UIScrollViewDelegate
    
    public func scrollViewDidEndDecelerating(_ scrollView: UIScrollView) {


@objc
open class DKPhotoGalleryContentVC: UIViewController, UIScrollViewDelegate {
    
    internal var items: [DKPhotoGalleryItem]!
    
    public var customLongPressActions: [UIAlertAction]?
    public var customPreviewActions: [Any]?
