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@antv/g-plugin-canvas-picker
Advanced tools
@antv/g-plugin-canvas-picker
基于 Canvas2D API 实现的拾取：
- 使用 R-Tree 空间索引查找拾取点命中的一系列图形包围盒
- 在这些图形中找到最顶层的一个图形，依据
z-index - 使用数学计算精确判定是否命中该图形，例如 Circle 测算到圆心距离是否小于半径
该方案基于 CPU，因此优化点在于包围盒相交运算是否足够快。
FAQs
A G plugin for picking in canvas
The npm package @antv/g-plugin-canvas-picker receives a total of 24,523 weekly downloads. As such, @antv/g-plugin-canvas-picker popularity was classified as popular.
We found that @antv/g-plugin-canvas-picker demonstrated a healthy version release cadence and project activity because the last version was released less than a year ago. It has 66 open source maintainers collaborating on the project.
Package last updated on 30 Aug 2024
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