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 +1,68 @@
+import Foundation
+
+public final class RDEPUBPublication {
+    public let parser: RDEPUBParser
+    public let resourceResolver: RDEPUBResourceResolver
+
+    public init(parser: RDEPUBParser) {
+        self.parser = parser
+        self.resourceResolver = RDEPUBResourceResolver(parser: parser)
+    }
+
+    public var metadata: RDEPUBMetadata {
+        parser.metadata
+    }
+
+    public var manifest: [String: RDEPUBManifestItem] {
+        parser.manifest
+    }
+
+    public var spine: [RDEPUBSpineItem] {
+        parser.spine
+    }
+
+    public var tableOfContents: [EPUBTableOfContentsItem] {
+        parser.tableOfContents
+    }
+
+    public var layout: RDEPUBLayout {
+        metadata.layout
+    }
+
+    public var readingProfile: RDEPUBReadingProfile {
+        parser.readingProfile()
+    }
+
+    public var readingProgression: RDEPUBReadingProgression {
+        metadata.readingProgression
+    }
+
+    public var bookIdentifier: String? {
+        metadata.identifier
+    }
+
+    public func fixedLayoutSpreadEnabled(for preferences: RDEPUBPreferences, viewportSize: CGSize) -> Bool {
+        guard layout == .fixed else {
+            return false
+        }
+        guard metadata.spread?.lowercased() != "none" else {
+            return false
+        }
+
+        switch preferences.fixedLayoutSpreadMode {
+        case .never:
+            return false
+        case .always:
+            return spine.count > 1
+        case .automatic:
+            return viewportSize.width > viewportSize.height
+        }
+    }
+
+    public func makeFixedSpreads(preferences: RDEPUBPreferences, viewportSize: CGSize) -> [EPUBFixedSpread] {
+        EPUBFixedSpread.makeSpreads(
+            spine: spine,
+            spreadEnabled: fixedLayoutSpreadEnabled(for: preferences, viewportSize: viewportSize)
+        )
+    }
+}