16 lines
656 B
Swift
16 lines
656 B
Swift
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final class FadeInAnimatedTransitioning: NSObject, UIViewControllerAnimatedTransitioning {
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func transitionDuration(using transitionContext: UIViewControllerContextTransitioning?) -> TimeInterval {
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return kDefaultAnimationDuration
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}
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func animateTransition(using transitionContext: UIViewControllerContextTransitioning) {
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guard let presentedView = transitionContext.view(forKey: .to) else { return }
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presentedView.alpha = 0
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UIView.animate(withDuration: transitionDuration(using: transitionContext),
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animations: {
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presentedView.alpha = 1
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}) { transitionContext.completeTransition($0) }
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}
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}
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