Baidu Geek Talk

Dec 6, 2021 · Frontend Development

Next-Generation Document Reader Architecture and Implementation Using Canvas

The team replaced Baidu Wenku’s HTML‑CSS reader with a Canvas‑based architecture (CReader) that separates logic, data, parsing, rendering and application layers, enabling direct long‑image export, fast text selection, anti‑copy protection, annotation support, and cross‑platform deployment on PC, WAP and mini‑programs.