Feature: click legend items to toggle visibility

Hi 

I was wondering if it is possible to have checkboxes in the legend in order to toggle the visibility of the plots?

![image](https://user-images.githubusercontent.com/39590308/136007767-16703e6a-4266-45d8-ac3f-564651694cd2.png)


Thanks!