@objc private func stopButtonLongPressed() {
        if longPressGestureRecognizer.state == .began {
            stopButton.transform = CGAffineTransform(scaleX: 1.0, y: 1.0)
            let newTransform = (view.frame.size.height / stopButton.frame.size.height) * 4

            UIView.animate(withDuration: 2.5, delay: 0.0, options: .curveEaseInOut, animations: {
                self.stopButton.transform = CGAffineTransform(scaleX: newTransform , y: newTransform)
            }, completion: { finished in
                if finished {
                    self.stopSleep()
                    UIView.animate(withDuration: 1.0, animations: {
                        self.stopButton.transform = CGAffineTransform(scaleX: 1.0, y: 1.0)
                    })
                }
            })
        }

        if longPressGestureRecognizer.state == .ended {
            let currentLayer = stopButton.layer.presentation()
            let currentTransform = currentLayer!.transform

            stopButton.layer.removeAllAnimations()
            stopButton.layer.transform = currentTransform

            UIView.animate(withDuration: 0.3, animations: {
                self.stopButton.transform = CGAffineTransform(scaleX: 1.0, y: 1.0)
            })
        }
    }