Find centralized, trusted content and collaborate around the technologies you use most.
Teams
Q&A for work
Connect and share knowledge within a single location that is structured and easy to search.
我正在开发一个绘图应用程序，我想在 App Store 上拥有类似 Paper（53）应用程序的铅笔效果。任何人都可以指导我这样做吗？我尝试了 UIBezierPath strokeWithBlendMode 但没有成功。
谢谢