What is better to use for charting?

Question

PHP

What library would be the easiest way to implement such a chart? Maybe there are some examples?
The fact is that by default the diagram shows the total value of the elements, but when you click on the levels, the values ​​should change and the necessary blocks should be highlighted in it.

spoiler

Answer 1

There are various modules both paid and free.

Answer 2

An excellent library for graphs, especially interactive ones - d3js
There is no ready- made solution there, but there is everything you need to build one. Check out the gallery of examples .
And in particular donut chart and Pie chart update .