shenleiandClaude Haiku 4.5
fed34da246
- Convert PDF highlights from filled rectangles to underlines matching EPUB style - Update PDF annotation editor with EPUB-style design: gold sidebar rail, semi-transparent background, improved spacing and shadows, dark mode support - Change PDF page-curl paging from left-right horizontal to up-down vertical: update gesture recognition and tap regions accordingly Co-Authored-By: Claude Haiku 4.5 <noreply@anthropic.com>
240 lines
11 KiB
Swift
240 lines
11 KiB
Swift
import UIKit
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import RDPDFReaderView
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/// 图片型 PDF 的注释输入页。文字和区域标注共用同一编辑体验。
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final class PDFDemoAnnotationEditorViewController: UIViewController, UITextViewDelegate {
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private let quote: String
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private let initialNote: String?
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private let onSave: (String?) -> Void
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private let textView = UITextView()
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private let countLabel = UILabel()
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init(quote: String, initialNote: String? = nil, onSave: @escaping (String?) -> Void) {
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self.quote = quote
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self.initialNote = initialNote
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self.onSave = onSave
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super.init(nibName: nil, bundle: nil)
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title = "添加注释"
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}
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required init?(coder: NSCoder) { fatalError("init(coder:) has not been implemented") }
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override func viewDidLoad() {
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super.viewDidLoad()
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let isDarkMode = traitCollection.userInterfaceStyle == .dark
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view.backgroundColor = isDarkMode ? UIColor(red: 0.11, green: 0.11, blue: 0.12, alpha: 1) : .systemBackground
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view.accessibilityIdentifier = "pdf.reader.annotation.editor"
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navigationItem.leftBarButtonItem = UIBarButtonItem(title: "取消", style: .plain, target: self, action: #selector(cancelAction))
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navigationItem.leftBarButtonItem?.accessibilityIdentifier = "pdf.reader.annotation.cancel"
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navigationItem.rightBarButtonItem = UIBarButtonItem(title: "保存", style: .done, target: self, action: #selector(saveAction))
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navigationItem.rightBarButtonItem?.accessibilityIdentifier = "pdf.reader.annotation.save"
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navigationController?.navigationBar.tintColor = .systemBlue
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let quoteCard = UIView()
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let rail = UIView()
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let quoteLabel = UILabel()
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let textCard = UIView()
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[quoteCard, rail, quoteLabel, textCard, textView, countLabel].forEach {
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$0.translatesAutoresizingMaskIntoConstraints = false
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}
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view.addSubview(quoteCard)
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quoteCard.addSubview(rail)
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quoteCard.addSubview(quoteLabel)
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view.addSubview(textCard)
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textCard.addSubview(textView)
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textCard.addSubview(countLabel)
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let contentBgColor = isDarkMode ? UIColor(red: 0.13, green: 0.13, blue: 0.14, alpha: 1) : UIColor(red: 0.97, green: 0.97, blue: 0.99, alpha: 1)
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let textColor = isDarkMode ? UIColor(red: 0.92, green: 0.92, blue: 0.96, alpha: 1) : .label
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quoteCard.backgroundColor = contentBgColor.withAlphaComponent(0.78)
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quoteCard.layer.cornerRadius = 16
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rail.backgroundColor = UIColor(red: 0.94, green: 0.63, blue: 0.18, alpha: 1)
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rail.layer.cornerRadius = 2
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quoteLabel.text = quote
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quoteLabel.numberOfLines = 5
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quoteLabel.font = UIFont.systemFont(ofSize: 16)
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quoteLabel.textColor = textColor.withAlphaComponent(0.85)
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textCard.backgroundColor = contentBgColor
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textCard.layer.cornerRadius = 18
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textCard.layer.shadowColor = UIColor.black.cgColor
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textCard.layer.shadowOpacity = 0.06
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textCard.layer.shadowRadius = 18
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textCard.layer.shadowOffset = CGSize(width: 0, height: 6)
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textView.text = initialNote
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textView.delegate = self
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textView.font = UIFont.systemFont(ofSize: 17)
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textView.textColor = textColor
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textView.backgroundColor = .clear
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textView.accessibilityIdentifier = "pdf.reader.annotation.input"
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countLabel.font = .monospacedDigitSystemFont(ofSize: 12, weight: .regular)
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countLabel.textColor = .secondaryLabel
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countLabel.textAlignment = .right
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NSLayoutConstraint.activate([
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quoteCard.topAnchor.constraint(equalTo: view.safeAreaLayoutGuide.topAnchor, constant: 20),
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quoteCard.leadingAnchor.constraint(equalTo: view.leadingAnchor, constant: 20),
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quoteCard.trailingAnchor.constraint(equalTo: view.trailingAnchor, constant: -20),
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rail.leadingAnchor.constraint(equalTo: quoteCard.leadingAnchor, constant: 16),
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rail.topAnchor.constraint(equalTo: quoteCard.topAnchor, constant: 16),
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rail.bottomAnchor.constraint(equalTo: quoteCard.bottomAnchor, constant: -16),
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rail.widthAnchor.constraint(equalToConstant: 4),
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quoteLabel.leadingAnchor.constraint(equalTo: quoteCard.leadingAnchor, constant: 28),
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quoteLabel.trailingAnchor.constraint(equalTo: quoteCard.trailingAnchor, constant: -16),
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quoteLabel.topAnchor.constraint(equalTo: quoteCard.topAnchor, constant: 16),
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quoteLabel.bottomAnchor.constraint(equalTo: quoteCard.bottomAnchor, constant: -16),
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textCard.topAnchor.constraint(equalTo: quoteCard.bottomAnchor, constant: 20),
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textCard.leadingAnchor.constraint(equalTo: view.leadingAnchor, constant: 20),
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textCard.trailingAnchor.constraint(equalTo: view.trailingAnchor, constant: -20),
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textCard.bottomAnchor.constraint(equalTo: view.keyboardLayoutGuide.topAnchor, constant: -20),
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textCard.heightAnchor.constraint(greaterThanOrEqualToConstant: 240),
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textView.topAnchor.constraint(equalTo: textCard.topAnchor, constant: 16),
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textView.leadingAnchor.constraint(equalTo: textCard.leadingAnchor, constant: 16),
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textView.trailingAnchor.constraint(equalTo: textCard.trailingAnchor, constant: -16),
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textView.bottomAnchor.constraint(equalTo: countLabel.topAnchor, constant: -12),
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countLabel.leadingAnchor.constraint(equalTo: textCard.leadingAnchor, constant: 16),
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countLabel.trailingAnchor.constraint(equalTo: textCard.trailingAnchor, constant: -16),
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countLabel.bottomAnchor.constraint(equalTo: textCard.bottomAnchor, constant: -12)
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])
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updateCount()
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DispatchQueue.main.async { [weak self] in self?.textView.becomeFirstResponder() }
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}
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func textViewDidChange(_ textView: UITextView) {
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if textView.text.count > 1000 { textView.text = String(textView.text.prefix(1000)) }
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updateCount()
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}
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private func updateCount() { countLabel.text = "\(textView.text.count)/1000" }
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@objc private func cancelAction() { closeEditor() }
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@objc private func saveAction() {
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let note = textView.text.trimmingCharacters(in: .whitespacesAndNewlines)
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onSave(note.isEmpty ? nil : note)
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closeEditor()
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}
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private func closeEditor() {
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guard let navigationController else {
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dismiss(animated: true)
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return
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}
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if navigationController.viewControllers.first === self {
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navigationController.dismiss(animated: true)
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} else {
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navigationController.popViewController(animated: true)
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}
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}
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}
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/// 统一展示文字高亮、区域高亮和带注释的标注，点击可回到原页。
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final class PDFDemoAnnotationListViewController: UITableViewController {
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var onSelectAnnotation: ((RDPDFReaderAnnotation) -> Void)?
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var onDeleteAnnotation: ((RDPDFReaderAnnotation) -> Void)?
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var onDone: (() -> Void)?
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private let annotationsProvider: () -> [RDPDFReaderAnnotation]
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private let filterControl = UISegmentedControl(items: ["全部", "注释", "高亮"])
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private var annotations: [RDPDFReaderAnnotation] = []
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init(annotationsProvider: @escaping () -> [RDPDFReaderAnnotation]) {
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self.annotationsProvider = annotationsProvider
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super.init(style: .plain)
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title = "笔记"
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}
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required init?(coder: NSCoder) { fatalError("init(coder:) has not been implemented") }
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override func viewDidLoad() {
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super.viewDidLoad()
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view.accessibilityIdentifier = "pdf.reader.annotations.panel"
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tableView.accessibilityIdentifier = "pdf.reader.annotations.table"
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tableView.tableFooterView = UIView()
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filterControl.selectedSegmentIndex = 0
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filterControl.accessibilityIdentifier = "pdf.reader.annotations.filter"
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filterControl.addTarget(self, action: #selector(filterChanged), for: .valueChanged)
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navigationItem.titleView = filterControl
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navigationItem.leftBarButtonItem = UIBarButtonItem(title: "完成", style: .done, target: self, action: #selector(doneAction))
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reloadAnnotations()
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}
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override func viewWillAppear(_ animated: Bool) {
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super.viewWillAppear(animated)
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reloadAnnotations()
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}
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private var filteredAnnotations: [RDPDFReaderAnnotation] {
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switch filterControl.selectedSegmentIndex {
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case 1: return annotations.filter { !($0.note?.isEmpty ?? true) }
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case 2: return annotations.filter { $0.note?.isEmpty ?? true }
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default: return annotations
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}
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}
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private func reloadAnnotations() {
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annotations = annotationsProvider().sorted { $0.updatedAt > $1.updatedAt }
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tableView.reloadData()
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updateEmptyState()
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}
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override func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int { filteredAnnotations.count }
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override func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
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let cell = tableView.dequeueReusableCell(withIdentifier: "annotation") ?? UITableViewCell(style: .subtitle, reuseIdentifier: "annotation")
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let annotation = filteredAnnotations[indexPath.row]
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cell.textLabel?.numberOfLines = 2
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cell.detailTextLabel?.numberOfLines = 2
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cell.textLabel?.text = annotation.selectedText?.isEmpty == false ? annotation.selectedText : "区域标注"
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let note = annotation.note?.trimmingCharacters(in: .whitespacesAndNewlines)
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cell.detailTextLabel?.text = ["第 \(annotation.pageIndex + 1) 页", note].compactMap { $0 }.joined(separator: " · ")
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cell.imageView?.image = UIImage(systemName: note?.isEmpty == false ? "note.text" : "highlighter")
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cell.imageView?.tintColor = UIColor(rdPDFHexString: annotation.color)
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cell.accessibilityIdentifier = "pdf.reader.annotations.row.\(annotation.id)"
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return cell
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}
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override func tableView(_ tableView: UITableView, didSelectRowAt indexPath: IndexPath) {
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let annotation = filteredAnnotations[indexPath.row]
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tableView.deselectRow(at: indexPath, animated: true)
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onSelectAnnotation?(annotation)
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}
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override func tableView(_ tableView: UITableView, canEditRowAt indexPath: IndexPath) -> Bool { true }
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override func tableView(_ tableView: UITableView, commit editingStyle: UITableViewCell.EditingStyle, forRowAt indexPath: IndexPath) {
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guard editingStyle == .delete else { return }
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let annotation = filteredAnnotations[indexPath.row]
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onDeleteAnnotation?(annotation)
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reloadAnnotations()
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}
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private func updateEmptyState() {
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guard filteredAnnotations.isEmpty else { tableView.backgroundView = nil; return }
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let label = UILabel()
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label.text = filterControl.selectedSegmentIndex == 1 ? "暂无注释" : "暂无标注"
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label.textAlignment = .center
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label.textColor = .secondaryLabel
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label.accessibilityIdentifier = "pdf.reader.annotations.empty"
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tableView.backgroundView = label
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}
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@objc private func filterChanged() { reloadAnnotations() }
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@objc private func doneAction() { onDone?() }
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}
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extension UIColor {
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convenience init(rdPDFHexString: String) {
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let hex = rdPDFHexString.replacingOccurrences(of: "#", with: "")
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let value = UInt32(hex, radix: 16) ?? 0xF4C542
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self.init(
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red: CGFloat((value >> 16) & 0xFF) / 255,
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green: CGFloat((value >> 8) & 0xFF) / 255,
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blue: CGFloat(value & 0xFF) / 255,
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alpha: 1
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)
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}
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}
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