         return self
     }
     
+    @discardableResult
     open func position(_ position: NoticePosition) -> Self {
         noticeViewController.position = position
         return self

    fileprivate init() {}
    
    /// Add content to display.
    open func addContent(_ view: UIView) -> Self {
        noticeViewController.setContent(view)
        

    }
    
    /// Animated block of show.
    @discardableResult
    open func showAnimations(_ animations: @escaping (@escaping () -> Void, @escaping (Bool) -> Void) -> Void) -> Self {
        noticeViewController.showAnimations = animations
        
