48 lines
2.0 KiB
Swift
48 lines
2.0 KiB
Swift
//
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// Copyright (c) 2020 Touch Instinct
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the Software), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED AS IS, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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//
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import UIKit
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open class PresentAnimation: BaseAnimation {
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override open func animator(using transitionContext: UIViewControllerContextTransitioning) -> UIViewImplicitlyAnimating {
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guard let toView = transitionContext.view(forKey: .to),
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let toController = transitionContext.viewController(forKey: .to) else {
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return UIViewPropertyAnimator()
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}
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let finalFrame = transitionContext.finalFrame(for: toController)
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toView.frame = finalFrame.offsetBy(dx: .zero, dy: finalFrame.height)
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let animator = UIViewPropertyAnimator(duration: duration, curve: .easeOut) {
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toView.frame = finalFrame
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}
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animator.addCompletion { _ in
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transitionContext.completeTransition(!transitionContext.transitionWasCancelled)
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}
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return animator
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}
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}
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