98 lines
4.2 KiB
Swift
98 lines
4.2 KiB
Swift
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//
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// AlertTransitionAnimator.swift
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// TUIRoomKit
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//
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// Created by janejntang on 2023/4/6.
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//
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import Foundation
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class AlertTransitionAnimator : NSObject {
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enum AlertTransitionStyle {
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case present
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case dismiss
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}
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enum AlertTransitionPosition {
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case bottom
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case right
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}
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var duration = 0.5
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var alertTransitionStyle: AlertTransitionStyle = .present
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var alertTransitionPosition: AlertTransitionPosition = .bottom
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deinit {
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debugPrint("deinit \(self)")
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}
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}
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extension AlertTransitionAnimator {
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private func presentTransition(transitionContext: UIViewControllerContextTransitioning) {
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guard let fromController = transitionContext.viewController(forKey: .from), let toController = transitionContext.viewController(forKey: .to)
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else { return }
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guard let fromView = fromController.view, let toView = toController.view else { return }
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let contentView = transitionContext.containerView
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fromView.tintAdjustmentMode = .normal
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fromView.isUserInteractionEnabled = false
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toView.isUserInteractionEnabled = false
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contentView.addSubview(toView)
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switch alertTransitionPosition {
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case .bottom:
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toView.frame = CGRect(x: 0, y: contentView.bounds.size.height, width: contentView.bounds.size.width, height:
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contentView.bounds.size.height)
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case .right:
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toView.frame = CGRect(x: contentView.bounds.size.width, y: 0, width: contentView.bounds.size.width/2, height:
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contentView.bounds.size.height)
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}
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UIView.animate(withDuration: duration, animations: { [weak self] in
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guard let self = self else { return }
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switch self.alertTransitionPosition {
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case .bottom:
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toView.frame = CGRect(x: 0, y: 0, width: contentView.bounds.size.width, height: contentView.bounds.size.height)
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case .right:
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toView.frame = CGRect(x: 0, y: 0, width: contentView.bounds.size.width, height: contentView.bounds.size.height)
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}
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}) { (finish) in
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fromView.isUserInteractionEnabled = true
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toView.isUserInteractionEnabled = true
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transitionContext.completeTransition(true)
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}
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}
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private func dismissTransition(transitionContext: UIViewControllerContextTransitioning) {
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guard let fromController = transitionContext.viewController(forKey: .from), let toController = transitionContext.viewController(forKey: .to)
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else { return }
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guard let fromView = fromController.view, let toView = toController.view else { return }
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fromView.isUserInteractionEnabled = false
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toView.isUserInteractionEnabled = false
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let contentView = transitionContext.containerView
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UIView.animate(withDuration: duration, animations: { [weak self] in
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guard let self = self else { return }
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switch self.alertTransitionPosition {
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case .bottom:
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fromView.frame = CGRect(x: 0, y: contentView.bounds.size.height, width: contentView.bounds.size.width, height:
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contentView.bounds.size.height)
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case .right:
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fromView.frame = CGRect(x: contentView.bounds.size.width, y: 0, width: contentView.bounds.size.width, height:
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contentView.bounds.size.height)
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}
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}) { (finish) in
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fromView.removeFromSuperview()
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toView.isUserInteractionEnabled = true
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transitionContext.completeTransition(true)
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}
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}
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}
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extension AlertTransitionAnimator: UIViewControllerAnimatedTransitioning {
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func transitionDuration(using transitionContext: UIViewControllerContextTransitioning?) -> TimeInterval {
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return duration
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}
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func animateTransition(using transitionContext: UIViewControllerContextTransitioning) {
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switch alertTransitionStyle {
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case .present:
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presentTransition(transitionContext: transitionContext)
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case .dismiss:
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dismissTransition(transitionContext: transitionContext)
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}
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}
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}
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