1efb9d172f
- 新增字体选择（系统/宋体/圆体/等宽）与暗色图片柔化配置 - 文本选择改为自定义手势+操作栏（拷贝/高亮/批注） - 添加 accessibilityIdentifier 支持自动化 UI 测试 - 新增 UITests 覆盖阅读器打开/关闭、工具栏、设置面板、批注等 - 添加 Demo 测试用 EPUB 书源（宝山辽墓材料与释读） - 新增文档：UI 自动化测试、功能开发计划、阅读器规划
120 lines
4.6 KiB
Swift
120 lines
4.6 KiB
Swift
import UIKit
|
||
|
||
// MARK: - 顶部工具栏
|
||
|
||
/// 阅读器顶部工具栏
|
||
/// 显示书名、返回按钮和书签按钮
|
||
/// 位于阅读内容上方，支持 iOS 13+ SF Symbols 和低版本文字回退
|
||
public final class RDEPUBReaderTopToolView: RDEPUBReaderToolView {
|
||
/// 返回按钮点击回调
|
||
var onBack: (() -> Void)?
|
||
/// 书签按钮点击回调
|
||
var onToggleBookmark: (() -> Void)?
|
||
|
||
private let backButton = RDEPUBReaderTintButton(type: .system)
|
||
private let bookmarkButton = RDEPUBReaderTintButton(type: .system)
|
||
private let titleLabel: UILabel = {
|
||
let label = UILabel()
|
||
label.textAlignment = .center
|
||
label.font = UIFont.systemFont(ofSize: 16, weight: .semibold)
|
||
label.numberOfLines = 1
|
||
return label
|
||
}()
|
||
private var isBookmarked = false
|
||
|
||
override init(frame: CGRect) {
|
||
super.init(frame: frame)
|
||
accessibilityIdentifier = "epub.reader.topToolbar"
|
||
self.backgroundColor = .white
|
||
addSubview(backButton)
|
||
addSubview(bookmarkButton)
|
||
addSubview(titleLabel)
|
||
|
||
backButton.translatesAutoresizingMaskIntoConstraints = false
|
||
bookmarkButton.translatesAutoresizingMaskIntoConstraints = false
|
||
titleLabel.translatesAutoresizingMaskIntoConstraints = false
|
||
|
||
backButton.addTarget(self, action: #selector(backAction), for: .touchUpInside)
|
||
bookmarkButton.addTarget(self, action: #selector(bookmarkAction), for: .touchUpInside)
|
||
|
||
NSLayoutConstraint.activate([
|
||
backButton.leadingAnchor.constraint(equalTo: leadingAnchor, constant: 8),
|
||
backButton.topAnchor.constraint(equalTo: safeAreaLayoutGuide.topAnchor, constant: 4),
|
||
backButton.bottomAnchor.constraint(equalTo: bottomAnchor, constant: -4),
|
||
backButton.widthAnchor.constraint(equalToConstant: 44),
|
||
backButton.heightAnchor.constraint(equalToConstant: 44),
|
||
|
||
bookmarkButton.trailingAnchor.constraint(equalTo: trailingAnchor, constant: -8),
|
||
bookmarkButton.topAnchor.constraint(equalTo: safeAreaLayoutGuide.topAnchor, constant: 4),
|
||
bookmarkButton.bottomAnchor.constraint(equalTo: bottomAnchor, constant: -4),
|
||
bookmarkButton.widthAnchor.constraint(equalToConstant: 44),
|
||
bookmarkButton.heightAnchor.constraint(equalToConstant: 44),
|
||
|
||
titleLabel.leadingAnchor.constraint(equalTo: backButton.trailingAnchor, constant: 8),
|
||
titleLabel.trailingAnchor.constraint(equalTo: bookmarkButton.leadingAnchor, constant: -8),
|
||
titleLabel.centerYAnchor.constraint(equalTo: backButton.centerYAnchor)
|
||
])
|
||
|
||
if #available(iOS 13.0, *) {
|
||
backButton.setImage(UIImage(systemName: "chevron.left")?.withRenderingMode(.alwaysTemplate), for: .normal)
|
||
} else {
|
||
backButton.setTitle("返回", for: .normal)
|
||
}
|
||
backButton.accessibilityIdentifier = "epub.reader.back"
|
||
bookmarkButton.accessibilityIdentifier = "epub.reader.bookmark"
|
||
titleLabel.accessibilityIdentifier = "epub.reader.title"
|
||
updateBookmarkButtonAppearance()
|
||
}
|
||
|
||
required init?(coder: NSCoder) {
|
||
fatalError("init(coder:) has not been implemented")
|
||
}
|
||
|
||
override public func lineFrame(in bounds: CGRect) -> CGRect {
|
||
CGRect(x: 0, y: bounds.height - 0.5, width: bounds.width, height: 0.5)
|
||
}
|
||
|
||
override public func apply(theme: RDEPUBReaderTheme) {
|
||
super.apply(theme: theme)
|
||
titleLabel.textColor = .black
|
||
backButton.tintColor = .black
|
||
bookmarkButton.tintColor = .black
|
||
if #unavailable(iOS 13.0) {
|
||
backButton.setTitleColor(.black, for: .normal)
|
||
bookmarkButton.setTitleColor(.black, for: .normal)
|
||
}
|
||
updateBookmarkButtonAppearance()
|
||
}
|
||
|
||
func setTitle(_ title: String?) {
|
||
titleLabel.text = title
|
||
}
|
||
|
||
func setBookmarkSelected(_ isSelected: Bool) {
|
||
isBookmarked = isSelected
|
||
updateBookmarkButtonAppearance()
|
||
}
|
||
|
||
func setBookmarkEnabled(_ isEnabled: Bool) {
|
||
bookmarkButton.isEnabled = isEnabled
|
||
bookmarkButton.alpha = isEnabled ? 1 : 0.45
|
||
}
|
||
|
||
@objc private func backAction() {
|
||
onBack?()
|
||
}
|
||
|
||
@objc private func bookmarkAction() {
|
||
onToggleBookmark?()
|
||
}
|
||
|
||
private func updateBookmarkButtonAppearance() {
|
||
if #available(iOS 13.0, *) {
|
||
let imageName = isBookmarked ? "bookmark.fill" : "bookmark"
|
||
bookmarkButton.setImage(UIImage(systemName: imageName)?.withRenderingMode(.alwaysTemplate), for: .normal)
|
||
} else {
|
||
bookmarkButton.setTitle(isBookmarked ? "已签" : "书签", for: .normal)
|
||
}
|
||
}
|
||
}
|