MTP2.0_iOS_FXGL/MTP_iOS/Pods/ZLPhotoBrowser/Sources/Animation/ZLClipImageDismissAnimatedTransition.swift

//
//  ZLClipImageDismissAnimatedTransition.swift
//  ZLPhotoBrowser
//
//  Created by long on 2020/9/8.
//
//  Copyright (c) 2020 Long Zhang <495181165@qq.com>
//
//  Permission is hereby granted, free of charge, to any person obtaining a copy
//  of this software and associated documentation files (the "Software"), to deal
//  in the Software without restriction, including without limitation the rights
//  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
//  copies of the Software, and to permit persons to whom the Software is
//  furnished to do so, subject to the following conditions:
//
//  The above copyright notice and this permission notice shall be included in
//  all copies or substantial portions of the Software.
//
//  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
//  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
//  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
//  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
//  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
//  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
//  THE SOFTWARE.

import UIKit

class ZLClipImageDismissAnimatedTransition: NSObject, UIViewControllerAnimatedTransitioning {
    
    func transitionDuration(using transitionContext: UIViewControllerContextTransitioning?) -> TimeInterval {
        return 0.25
    }
    
    func animateTransition(using transitionContext: UIViewControllerContextTransitioning) {
        guard let fromVC = transitionContext.viewController(forKey: .from) as? ZLClipImageViewController, let toVC = transitionContext.viewController(forKey: .to) as? ZLEditImageViewController else {
            transitionContext.completeTransition(!transitionContext.transitionWasCancelled)
            return
        }
        
        let containerView = transitionContext.containerView
        containerView.addSubview(toVC.view)
        
        let imageView = UIImageView(frame: fromVC.dismissAnimateFromRect)
        imageView.contentMode = .scaleAspectFill
        imageView.clipsToBounds = true
        imageView.image = fromVC.dismissAnimateImage
        containerView.addSubview(imageView)
        
        UIView.animate(withDuration: 0.3, animations: {
            imageView.frame = toVC.originalFrame
        }) { (_) in
            toVC.finishClipDismissAnimate()
            imageView.removeFromSuperview()
            transitionContext.completeTransition(!transitionContext.transitionWasCancelled)
        }
    }
    
}