feat(epub): align wxread css and overlay pagination behavior

Sources/RDReaderView/EPUBUI/RDEPUBWebContentView.swift

@@ -28,6 +28,7 @@ final class RDEPUBWebContentView: UIView {
     weak var delegate: RDEPUBWebContentViewDelegate?
 
     private let epubWebView = RDEPUBWebView()
+    private let decorationOverlayView = RDEPUBWebDecorationOverlayView()
     private let pageNumberLabel: UILabel = {
         let label = UILabel()
         label.font = UIFont.systemFont(ofSize: 13)
@@ -40,8 +41,12 @@ final class RDEPUBWebContentView: UIView {
         layer.masksToBounds = true
 
         addSubview(epubWebView)
+        addSubview(decorationOverlayView)
         addSubview(pageNumberLabel)
         epubWebView.delegate = self
+        epubWebView.onDecorationsResolved = { [weak self] decorations in
+            self?.decorationOverlayView.applyDecorations(decorations)
+        }
     }
 
     required init?(coder: NSCoder) {
@@ -51,6 +56,7 @@ final class RDEPUBWebContentView: UIView {
     override func layoutSubviews() {
         super.layoutSubviews()
         epubWebView.frame = bounds
+        decorationOverlayView.frame = bounds
 
         let labelSize = pageNumberLabel.sizeThatFits(CGSize(width: bounds.width, height: 20))
         pageNumberLabel.frame = CGRect(
@@ -71,13 +77,18 @@ final class RDEPUBWebContentView: UIView {
         backgroundColor = theme.contentBackgroundColor
         pageNumberLabel.textColor = theme.contentTextColor
         pageNumberLabel.text = "\(pageNumber) / \(totalPages)"
+        decorationOverlayView.applyDecorations([])
         epubWebView.load(publication: publication, request: request)
         setNeedsLayout()
     }
 
     func releaseResources() {
+        decorationOverlayView.applyDecorations([])
         epubWebView.reset()
         epubWebView.delegate = self
+        epubWebView.onDecorationsResolved = { [weak self] decorations in
+            self?.decorationOverlayView.applyDecorations(decorations)
+        }
     }
 }
 
@@ -105,6 +116,5 @@ extension RDEPUBWebContentView: RDEPUBWebViewDelegate {
     func epubWebView(_ webView: RDEPUBWebView, didLogJavaScriptError message: String) {
         delegate?.epubWebContentView(self, didLogJavaScriptError: message)
     }
-
     func epubWebViewDidFinishRendering(_ webView: RDEPUBWebView) {}
 }