[Feature] 极坐标系下可以使用markLine画辅助线吗？比如标出平均值，或者有什么其他方法可以实现？

Open

#20,684 opened on Jan 14, 2025 0 comments 0 reactions 0 assignees View on GitHub

new-feature

Description

### What problem does this feature solve?

想实现一个类似雷达图和南丁格尔玫瑰图结合起来的图，想使用极坐标系柱状图实现。https://echarts.apache.org/examples/zh/editor.html?c=bar-polar-real-estate
但是发现好像无法画标线，有什么方法可以完成吗？
如下辅助线效果

![Image](https://github.com/user-attachments/assets/0ff461f9-1bd8-4b9a-90d1-655842de1e4f)

### What does the proposed API look like?

This issue has not been assessed yet.