var spriteImages = [UIImage]() for i in 0 ..< 29 { spriteImages.append(UIImage(named: "tile0\(i)")!) } imageView.animationImages = spriteImages // The amount of time it takes to go through one cycle of the images imageView.animationDuration = 0.6 // Specifies the number of times to repeat the animation imageView.animationRepeatCount = 1 imageView.startAnimating()

 // Invokes a method of the receiver on the current thread using the default mode after a delay. perform(#selector(animateBox), with: nil, afterDelay: 2) basicView.addGestureRecognizer(UITapGestureRecognizer(target: self, action: #selector(animateOnTap))) } @objc fileprivate func animateBox() { yAnchor.isActive = false yAnchor = basicView.centerYAnchor.constraint(equalTo: view.centerYAnchor, constant: -100) yAnchor.isActive = true widthAnchor.isActive = false widthAnchor = basicView.widthAnchor.constraint(equalToConstant: 300) widthAnchor.isActive = true heightAnchor.isActive = false heightAnchor = basicView.heightAnchor.constraint(equalToConstant: view.frame.height - 50) heightAnchor.isActive = true // Performs a view animation using a timing curve corresponding to the motion of a physical spring. UIView.animate(withDuration: 0.6, delay: 1, usingSpringWithDamping: 0.4, initialSpringVelocity: 1.5, options: .curveLinear) { self.view.layoutIfNeeded() } } var tapped:Bool = false @objc func animateOnTap() { if tapped { widthAnchor.isActive = false widthAnchor = basicView.widthAnchor.constraint(equalToConstant: view.frame.width/2) widthAnchor.isActive = true } else { yAnchor.isActive = false yAnchor = basicView.centerYAnchor.constraint(equalTo: view.centerYAnchor, constant: 200) yAnchor.isActive = true widthAnchor.isActive = false widthAnchor = basicView.widthAnchor.constraint(equalToConstant: view.frame.width - 20) widthAnchor.isActive = true heightAnchor.isActive = false heightAnchor = basicView.heightAnchor.constraint(equalToConstant: 200) heightAnchor.isActive = true UIView.animate(withDuration: 0.6, delay: 1, usingSpringWithDamping: 0.4, initialSpringVelocity: 1.5, options: .curveLinear) { self.view.layoutIfNeeded() } } self.tapped = !tapped } 

 let button = AnimationButton(title: "MCButton") view.addSubview(button) UIView.animate(withDuration: 0.6, delay: 1, usingSpringWithDamping: 0.4, initialSpringVelocity: 1.5, options: .curveLinear) { self.view.layoutIfNeeded() }

 addTarget(self, action: #selector(down), for: .touchDown) addTarget(self, action: #selector(up), for: .touchUpInside) } @objc fileprivate func down() { wAnchor?.isActive = false hAnchor?.isActive = false wAnchor?.constant = 100 hAnchor?.constant = 100 wAnchor?.isActive = true hAnchor?.isActive = true UIView.animate(withDuration: 0.5, delay: 0, usingSpringWithDamping: 0.5, initialSpringVelocity: 1, options: .curveEaseIn) { self.superview?.layoutIfNeeded() //self.transform = CGAffineTransform(scaleX: 0.95, y: 0.95) } } @objc fileprivate func up() { wAnchor?.isActive = false hAnchor?.isActive = false wAnchor?.constant = 150 hAnchor?.constant = 54 wAnchor?.isActive = true hAnchor?.isActive = true UIView.animate(withDuration: 0.5, delay: 0, usingSpringWithDamping: 0.5, initialSpringVelocity: 1, options: .curveEaseIn) { self.superview?.layoutIfNeeded() // resetting any changes that have been applied by modifying its transform property self.transform = .identity } }

 // A class that animates changes to views and allows the dynamic modification of those animations. let animator = UIViewPropertyAnimator(duration: 1, curve: .linear, animations: nil) self.blurView.alpha = 0 animator.addAnimations { self.blurView.alpha = 1 // An affine transformation matrix for use in drawing 2D graphics. self.imageView.transform = CGAffineTransform(scaleX: 2, y: 2) } slider.addTarget(self, action: #selector(handleSliderChanged(slider:)), for: .allEvents) } @objc fileprivate func handleSliderChanged(slider: UISlider) { print(slider.value) // The completion percentage of the animation animator.fractionComplete = CGFloat(slider.value) }

 UIView.animate(withDuration: 0.3, delay: 0, usingSpringWithDamping: 0.5, initialSpringVelocity: 1, options: .curveEaseIn) { var transform = CGAffineTransform.identity transform = transform.scaledBy(x: 1.1, y: 1.6) transform = transform.translatedBy(x: 30, y: 50) transform = transform.rotated(by: 45) self.box.transform = transform }

 let basic0 = CABasicAnimation(keyPath: "transform.scale") // Defines the value the receiver uses to end interpolation. basic0.toValue = 0.5 basic0.duration = 2 // The receiver remains visible in its final state when the animation is completed. basic0.fillMode = CAMediaTimingFillMode.forwards // Determines if the animation is removed from the target layer’s animations upon completion. basic0.isRemovedOnCompletion = false imageView.layer.add(basic0, forKey: "test.io") 

 let springAnimation = CASpringAnimation(keyPath: "transform.scale") springAnimation.fromValue = 0 springAnimation.toValue = 1 springAnimation.damping = 5 springAnimation.mass = 0 springAnimation.duration = 10 imageView.layer.add(springAnimation, forKey: "test.iosa") blurView.layer.add(springAnimation, forKey: "test.iosa")