Engineering notes from Yuedu Reader, a native iOS reader built with SwiftUI and CoreText. https://chang-jui-lin.github.io/Yuedu-reader/ 2026-05-20T00:00:00+08:00 https://chang-jui-lin.github.io/Yuedu-reader/2026/05/20/from-webview-to-coretext/ 2026-05-20T00:00:00+08:00 2026-05-20T00:00:00+08:00

How CJK vertical writing pushed Yuedu Reader away from WebView and toward a custom CoreText rendering engine.