核心架构请查阅 canvas-select 组件，一个用于图片标注的 javascript 库，基于 canvas，简单轻量，支持矩形、多边形、点、折线、圆形标注、网格标注。 使用离屏 canvas 绘制静态背景图片，避免频繁绘制。 避免浮点数运算，使用 Math.round()或 Math.floor()进行取整。

Safari Technology Preview is an experimental version of Apple's Safari browser for macOS aimed at developers. It offers an early look at technologies and features that may be introduced into future ...

Recreate the viral GTA VI website with React, Tailwind CSS, and GSAP. Build and deploy a scroll-driven experience packed with cinematic animations using GSAP’s ScrollTrigger. Pin sections in place, ...