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すべて解決いたしました。

2021/04/07 01:34

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@@ -7,417 +7,3 @@
 なぜ勝手に画像が拡大、縮小するのか原因が分かりません。
 これはレイアウトの問題なのか、アニメーションの問題なのか、どなたか解決策を教えてくださると幸いです。
-![![イメージ説明](20e58331504f63e5c677e63a7d2d3b4d.gif)
-こちらが遷移する前のVCです。
-```ここに言語を入力
-class FeedController: UICollectionViewController{
-    let currentUser = CurrentUser.shared
-    private let reuseIdentifier = "TweetCell"
-    private let headeerIdentifier = "TweetHeader"
-    private var profileImage: UIImage?
-    var viewControllers: [UIViewController] = []
-    private var user: Results<User>! {
-        didSet {
-            guard let nav = viewControllers[0] as? UINavigationController else { return }
-            guard let feed = nav.viewControllers.first as? FeedController else { return }
-            feed.user = user
-            configureLeftBarButton()
-        }
-    }
-    private var tweets: [Tweet] = [Tweet]() {
-        didSet { collectionView.reloadData() }
-    }
-    var selectedImageView = UIImageView()
-    var pageViewController: UIPageViewController {
-        return self.children[0] as! UIPageViewController
-    }
-    var currentViewController: PhotoZoomViewController {
-        return self.pageViewController.viewControllers![0] as! PhotoZoomViewController
-    }
-    var currentLeftSafeAreaInset  : CGFloat = 0.0
-    var currentRightSafeAreaInset : CGFloat = 0.0
-    override func viewDidLoad() {
-        super.viewDidLoad()
-        configureUI()
-    }
-    override func viewSafeAreaInsetsDidChange() {
-        if #available(iOS 11, *) {
-            self.currentLeftSafeAreaInset = self.view.safeAreaInsets.left
-            self.currentRightSafeAreaInset = self.view.safeAreaInsets.right
-        }
-    }
-    private func configureUI(){
-        collectionView.register(TweetCell.self, forCellWithReuseIdentifier: reuseIdentifier)
-        collectionView.backgroundColor = UIColor(named: "Mode")
-        configureLeftBarButton()
-    }
-}
-extension FeedController {
-    override func collectionView(_ collectionView: UICollectionView, numberOfItemsInSection section: Int) -> Int {
-        return tweets.count
-    }
-    override func collectionView(_ collectionView: UICollectionView, cellForItemAt indexPath: IndexPath) -> UICollectionViewCell {
-        let cell = collectionView.dequeueReusableCell(withReuseIdentifier: reuseIdentifier, for: indexPath) as! TweetCell
-        cell.delegate = self
-        let tweetObject = tweets[indexPath.row]
-        cell.tweets = tweetObject
-        cell.captionLabel.text = tweetObject.caption
-        cell.infoLabel.attributedText = getTitle(for: indexPath.row)
-        cell.imageURLs = tweetObject.imageURLs
-        cell.configure()
-        return cell
-    }
-}
-extension FeedController: UICollectionViewDelegateFlowLayout {
-    func collectionView(_ collectionView: UICollectionView, layout collectionViewLayout: UICollectionViewLayout, sizeForItemAt indexPath: IndexPath) -> CGSize {
-        let tweetObject = tweets[indexPath.row]
-        let height = calcSize(width: view.frame.width, text: tweetObject.caption).height
-        let imageContainerHeight: CGFloat = tweetObject.imageURLs.isEmpty ? 0 : 160
-        return CGSize(width: view.frame.width, height: height + 80 + imageContainerHeight)
-    }
-}
-extension FeedController: TweetCellDelegate {
-    func selectedImageView(_ imageView: UIImageView, tag: Int, imageURLs: List<CellImageURL>) {
-        selectedImageView = imageView
-        let vc = PhotoPageContainerViewController()
-        navigationController?.delegate = vc.transitionController
-        vc.transitionController.fromDelegate = self
-        vc.transitionController.toDelegate = vc
-        vc.delegate = self
-        vc.currentIndex = tag
-        vc.imageURLs = imageURLs
-        navigationController?.pushViewController(vc, animated: true)
-    }
-}
-extension FeedController: ZoomAnimatorDelegate {
-    func transitionWillStartWith(zoomAnimator: ZoomAnimator) {
-    }
-    func transitionDidEndWith(zoomAnimator: ZoomAnimator) {
-    }
-    func referenceImageView(for zoomAnimator: ZoomAnimator) -> UIImageView? {
-        return selectedImageView
-    }
-    func referenceImageViewFrameInTransitioningView(for zoomAnimator: ZoomAnimator) -> CGRect? {
-        view.layoutIfNeeded()
-        collectionView.layoutIfNeeded()
-        let unconvertedFrame = getFrameFromImageView(for: selectedImageView)
-        let imageViewFrame = selectedImageView.convert(unconvertedFrame, to: self.view)
-        if imageViewFrame.minY < self.selectedImageView.largeContentImageInsets.top {
-            return CGRect(x: imageViewFrame.minX, y: selectedImageView.largeContentImageInsets.top, width: (selectedImageView.image?.size.width)!, height: imageViewFrame.height - (selectedImageView.largeContentImageInsets.top - imageViewFrame.minY))
-        }
-        return imageViewFrame
-    }
-}
-```
-VCのセルです。
-```ここに言語を入力
-class TweetCell: UICollectionViewCell {
-    let currentUser = CurrentUser.shared
-     var tweets: Tweet = Tweet()
-     var replyTweets: ReplyTweet = ReplyTweet()
-    weak var delegate: TweetCellDelegate?
-    let captionLabel: ActiveLabel = {
-        let label = ActiveLabel()
-        return label
-    }()
-    let infoLabel = UILabel()
-    var imageURLs = List<CellImageURL>()
-    var imageContainer = UIStackView()
-    override init(frame: CGRect) {
-        super.init(frame: frame)
-        configure()
-    }
-    required init?(coder: NSCoder) {
-        fatalError("init(coder:) has not been implemented")
-    }
-     override func prepareForReuse() {
-         super.prepareForReuse()
-         tweets = Tweet()
-         replyTweets = ReplyTweet()
-         captionLabel.text = ""
-         infoLabel.attributedText = nil
-         imageURLs = List<CellImageURL>()
-         imageContainer.removeFromSuperview()
-     }
-    func configure(){
-        let stack = UIStackView(arrangedSubviews: [infoLabel, captionLabel])
-        stack.axis = .vertical
-        stack.spacing = 8
-        stack.distribution = .fillProportionally
-        addSubview(stack)
-        stack.anchor(top: topAnchor, left: leftAnchor, right: rightAnchor, paddingTop: 4, paddingLeft: 12, paddingRight: 12)
-        infoLabel.font = UIFont.systemFont(ofSize: 14)
-        if !imageURLs.isEmpty {
-            let vstack1 = UIStackView()
-            vstack1.axis = .vertical
-            vstack1.spacing = 2
-            vstack1.distribution = .fillEqually
-            vstack1.contentHuggingPriority(for: NSLayoutConstraint.Axis(rawValue: 750)!)
-            let vstack2 = UIStackView()
-            vstack2.axis = .vertical
-            vstack2.spacing = 2
-            vstack2.distribution = .fillEqually
-            vstack2.isHidden = imageURLs.count == 1
-            vstack2.contentHuggingPriority(for: NSLayoutConstraint.Axis(rawValue: 750)!)
-            imageContainer = UIStackView(arrangedSubviews: [vstack1, vstack2])
-            imageContainer.axis = .horizontal
-            imageContainer.spacing = 2
-            imageContainer.distribution = .fillEqually
-            addSubview(imageContainer)
-            imageContainer.leadingAnchor.constraint(equalTo: captionLabel.leadingAnchor).isActive = true
-            imageContainer.topAnchor.constraint(equalTo: captionLabel.bottomAnchor).isActive = true
-            imageContainer.anchor(top: captionLabel.bottomAnchor, left: captionLabel.leftAnchor, bottom: bottomAnchor, right: rightAnchor, paddingTop: 0, paddingLeft: 0, paddingBottom: 0, paddingRight: 0, height: 160)
-            imageContainer.contentHuggingPriority(for: NSLayoutConstraint.Axis(rawValue: 750)!)
-            imageURLs.enumerated().forEach { index, image in
-                let path = fileInDocumentsDirectory(filename: image.imageURL)
-                let imageView = UIImageView()
-                imageView.isUserInteractionEnabled = true
-                imageView.image = UIImage(contentsOfFile: path)
-                imageView.tag = index
-                if index % 2 == 0 {
-                    vstack1.addArrangedSubview(imageView)
-                } else {
-                    vstack2.addArrangedSubview(imageView)
-                }
-                imageView.addGestureRecognizer(UITapGestureRecognizer(target: self, action: #selector(imageViewTappedGesture(_:))))
-            }
-        }
-    @objc func imageViewTappedGesture(_ sender: UITapGestureRecognizer){
-        let view = sender.view
-        let tag = (sender.view?.tag)!
-        delegate?.selectedImageView(view! as! UIImageView, tag: tag, imageURLs: imageURLs)
-    }
-}
-```