Epub阅读器0.0.1

2026-05-21 19:40:51 +08:00
commit daa36d8fe7
559 changed files with 106266 additions and 0 deletions
@@ -0,0 +1,107 @@
+import UIKit
+import WebKit
+
+extension RDEPUBWebView {
+    func configureWebViewIfNeeded(publication: RDEPUBPublication) {
+        let parser = publication.parser
+        let publicationKey = parser.opfURL?.path ?? parser.extractionRootURL?.path ?? UUID().uuidString
+        if publicationKey == configuredPublicationKey, webView != nil {
+            return
+        }
+
+        teardownWebView()
+
+        let userContentController = WKUserContentController()
+        RDEPUBJavaScriptBridge.messageNames.forEach {
+            userContentController.add(self, name: $0)
+        }
+        userContentController.addUserScript(
+            WKUserScript(
+                source: RDEPUBJavaScriptBridge.userScript,
+                injectionTime: .atDocumentEnd,
+                forMainFrameOnly: true
+            )
+        )
+
+        let configuration = WKWebViewConfiguration()
+        configuration.websiteDataStore = .nonPersistent()
+        configuration.userContentController = userContentController
+        let schemeHandler = RDEPUBResourceURLSchemeHandler(parser: parser)
+        configuration.setURLSchemeHandler(schemeHandler, forURLScheme: RDEPUBResourceURLSchemeHandler.scheme)
+
+        let webView = RDEPUBAnnotationWebView(frame: bounds, configuration: configuration)
+        webView.onSelectionAction = { [weak self] action in
+            guard let self else { return }
+            self.handleSelectionMenuAction(action)
+        }
+        UIMenuController.shared.menuItems = [
+            UIMenuItem(title: "拷贝", action: #selector(RDEPUBAnnotationWebView.rd_copy(_:))),
+            UIMenuItem(title: "高亮", action: #selector(RDEPUBAnnotationWebView.rd_highlight(_:))),
+            UIMenuItem(title: "批注", action: #selector(RDEPUBAnnotationWebView.rd_annotate(_:)))
+        ]
+        webView.navigationDelegate = self
+        webView.scrollView.isScrollEnabled = false
+        webView.scrollView.showsHorizontalScrollIndicator = false
+        webView.scrollView.showsVerticalScrollIndicator = false
+        webView.scrollView.bounces = false
+        webView.scrollView.alwaysBounceHorizontal = false
+        webView.scrollView.alwaysBounceVertical = false
+        webView.scrollView.clipsToBounds = true
+        webView.scrollView.panGestureRecognizer.isEnabled = false
+        webView.scrollView.pinchGestureRecognizer?.isEnabled = false
+        webView.isOpaque = false
+        webView.backgroundColor = .clear
+        webView.clipsToBounds = true
+        if #available(iOS 16.4, *) {
+            webView.isInspectable = true
+        }
+
+        addSubview(webView)
+        webView.frame = bounds
+        webView.autoresizingMask = [.flexibleWidth, .flexibleHeight]
+
+        self.schemeHandler = schemeHandler
+        self.webView = webView
+        self.configuredPublicationKey = publicationKey
+        RDEPUBWebViewDebug.log(debugScope, message: "configured webView=\(RDEPUBWebViewDebug.webViewID(webView)) publicationKey=\(publicationKey)")
+    }
+
+    func handleSelectionMenuAction(_ action: RDEPUBAnnotationMenuAction) {
+        delegate?.epubWebView(self, didRequestSelectionAction: action)
+        clearWebSelection()
+    }
+
+    func clearWebSelection() {
+        webView?.evaluateJavaScript("window.getSelection && window.getSelection().removeAllRanges();")
+    }
+
+    func teardownWebView() {
+        cancelFixedLayoutReadyFallback()
+        if let webView {
+            RDEPUBWebViewDebug.log(debugScope, message: "teardown webView=\(RDEPUBWebViewDebug.webViewID(webView))")
+        }
+        webView?.navigationDelegate = nil
+        if let userContentController = webView?.configuration.userContentController {
+            RDEPUBJavaScriptBridge.messageNames.forEach {
+                userContentController.removeScriptMessageHandler(forName: $0)
+            }
+        }
+        (webView as? RDEPUBAnnotationWebView)?.onSelectionAction = nil
+        webView?.removeFromSuperview()
+        webView = nil
+        schemeHandler = nil
+        configuredPublicationKey = nil
+        currentLoadSignature = nil
+    }
+}
+
+extension UIColor {
+    var ss_hexString: String {
+        var red: CGFloat = 0
+        var green: CGFloat = 0
+        var blue: CGFloat = 0
+        var alpha: CGFloat = 0
+        getRed(&red, green: &green, blue: &blue, alpha: &alpha)
+        return String(format: "#%02X%02X%02X", Int(red * 255), Int(green * 255), Int(blue * 255))
+    }
+}