     func fusumaImageSelected(_ image: UIImage, source: FusumaMode)
     func fusumaVideoCompleted(withFileURL fileURL: URL)
     func fusumaCameraRollUnauthorized()
-    
+ 
     // MARK: Optional
     func fusumaDismissedWithImage(_ image: UIImage, source: FusumaMode)
     func fusumaClosed()

    }
    
    func changeMode(_ mode: FusumaMode) {
        
        if self.mode == mode {
            return
        }

            self.doneButton.isHidden = true
            return
        }

        switch self.mode {
        case .library:
            self.doneButton.isHidden = false
