c65c190b71
- 实现EPUB阅读器搜索功能及选中注释功能 - 优化CFI模块，修复代码审查发现的11个问题 - 实现大书远距目录跳转与后台补全优化方案 - 优化设置面板与章节运行时联动 - 重构及大量改进优化
49 lines
1.5 KiB
Swift
49 lines
1.5 KiB
Swift
import UIKit
|
|
|
|
struct RDEPUBPaginationCacheCoordinator {
|
|
|
|
private let cache: RDEPUBTextBookCache?
|
|
|
|
private let layoutConfig: RDEPUBTextLayoutConfig
|
|
|
|
init(cache: RDEPUBTextBookCache?, layoutConfig: RDEPUBTextLayoutConfig) {
|
|
self.cache = cache
|
|
self.layoutConfig = layoutConfig
|
|
}
|
|
|
|
func cacheKey(
|
|
bookID: String,
|
|
pageSize: CGSize,
|
|
style: RDEPUBTextRenderStyle
|
|
) -> String? {
|
|
guard let cache else { return nil }
|
|
return cache.cacheKey(
|
|
bookID: bookID,
|
|
fontSize: style.font.pointSize,
|
|
lineHeightMultiple: style.lineSpacing,
|
|
contentInsets: layoutConfig.edgeInsets,
|
|
pageSize: pageSize,
|
|
layoutConfigSignature: "\(layoutConfig.cacheSignature)|font=\(style.font.fontName)"
|
|
)
|
|
}
|
|
|
|
func load(key: String?) -> [String: RDEPUBTextChapterPaginationCache]? {
|
|
key.flatMap { cache?.load(key: $0) }
|
|
}
|
|
|
|
func save(chapters: [RDEPUBTextChapter], key: String?) {
|
|
guard let key else { return }
|
|
|
|
let paginationCache = chapters.map { chapter in
|
|
RDEPUBTextChapterPaginationCache(
|
|
href: chapter.href,
|
|
pageRanges: chapter.pages.map(\.contentRange),
|
|
breakReasons: chapter.pages.map(\.metadata.breakReason),
|
|
|
|
semanticHints: Array(Set(chapter.pages.flatMap(\.metadata.semanticHints)))
|
|
)
|
|
}
|
|
cache?.save(paginationCache, key: key)
|
|
}
|
|
}
|