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feat : 선택된 사진들을 좌우 스와이프가 가능한 CollectionView 로 생성 #7
- SelectedPhotoCell 생성 - 스와이프 페이지 인덱싱 적용 - 네비게이션바에 "다음" 버튼 추가
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Particle/Particle/Main/HomeTab/AddArticle/SelectSentence/View/SelectedPhotoCell.swift
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,136 @@ | ||
| // | ||
| // SelectedPhotoCell.swift | ||
| // Particle | ||
| // | ||
| // Created by 이원빈 on 2023/07/30. | ||
| // | ||
|
|
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| import UIKit | ||
| import Photos | ||
| import VisionKit | ||
|
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| protocol SelectedPhotoCellListener: AnyObject { | ||
| func copyButtonTapped(with text: String) | ||
| } | ||
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| final class SelectedPhotoCell: UICollectionViewCell { | ||
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| private let mainScrollView: UIScrollView = { | ||
| let scrollView = UIScrollView() | ||
| return scrollView | ||
| }() | ||
|
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| private let imageView: UIImageView = { | ||
| let imageView = UIImageView() | ||
| imageView.contentMode = .scaleAspectFit | ||
| return imageView | ||
| }() | ||
|
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| private lazy var interaction: ImageAnalysisInteraction = { | ||
| let interaction = ImageAnalysisInteraction() | ||
| interaction.preferredInteractionTypes = .automatic | ||
| interaction.allowLongPressForDataDetectorsInTextMode = true | ||
| return interaction | ||
| }() | ||
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| private let imageAnalyzer = ImageAnalyzer() | ||
|
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| private var copiedText = "" | ||
| weak var listener: SelectedPhotoCellListener? | ||
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| override init(frame: CGRect) { | ||
| super.init(frame: frame) | ||
| addSubviews() | ||
| setConstraints() | ||
| contentView.clipsToBounds = true | ||
| NotificationCenter.default.addObserver( | ||
| self, | ||
| selector: #selector(copyButtonTapped), | ||
| name: UIPasteboard.changedNotification, | ||
| object: nil | ||
| ) | ||
| } | ||
|
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| required init?(coder: NSCoder) { | ||
| fatalError("init(coder:) has not been implemented") | ||
| } | ||
|
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| deinit { | ||
| NotificationCenter.default.removeObserver(self) | ||
| } | ||
|
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| override func prepareForReuse() { | ||
| super.prepareForReuse() | ||
| imageView.image = nil | ||
| } | ||
|
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| private func showLiveText() { | ||
| guard let image = imageView.image else { | ||
| Console.error("imageView.image == nil 입니다.") | ||
| return | ||
| } | ||
|
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| Task { | ||
| let configuration = ImageAnalyzer.Configuration([.text]) | ||
|
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| do { | ||
| let analysis = try await imageAnalyzer.analyze(image, configuration: configuration) | ||
|
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| DispatchQueue.main.async { | ||
| self.interaction.analysis = nil | ||
| self.interaction.preferredInteractionTypes = [] | ||
|
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| self.interaction.analysis = analysis | ||
| self.interaction.preferredInteractionTypes = .textSelection | ||
| } | ||
| } catch { | ||
| Console.error(error.localizedDescription) | ||
| } | ||
| } | ||
| } | ||
|
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|
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| @objc func copyButtonTapped() { | ||
| if let theString = UIPasteboard.general.string { | ||
| copiedText = theString | ||
| Console.log(copiedText) | ||
| listener?.copyButtonTapped(with: copiedText) | ||
| } | ||
| } | ||
|
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| func setImage(with asset: PHAsset) { | ||
| imageView.addInteraction(interaction) | ||
|
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| imageView.fetchImage( | ||
| asset: asset, | ||
| contentMode: .default, | ||
| targetSize: imageView.frame.size | ||
| ) { [weak self] aspectRatio in | ||
| self?.imageView.snp.makeConstraints { | ||
| $0.width.equalTo(DeviceSize.width) | ||
| $0.height.equalTo(aspectRatio * DeviceSize.width) | ||
| } | ||
| self?.showLiveText() | ||
| } | ||
| } | ||
| } | ||
|
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| // MARK: - Layout Settting | ||
|
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| private extension SelectedPhotoCell { | ||
|
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| func addSubviews() { | ||
| contentView.addSubview(mainScrollView) | ||
| mainScrollView.addSubview(imageView) | ||
| } | ||
|
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| func setConstraints() { | ||
| mainScrollView.snp.makeConstraints { | ||
| $0.top.bottom.leading.trailing.equalTo(contentView.safeAreaLayoutGuide) | ||
| } | ||
|
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| imageView.snp.makeConstraints { | ||
| $0.top.bottom.leading.trailing.equalTo(mainScrollView) | ||
| } | ||
| } | ||
| } |