Making a sunburst chart with InfoVis

Another really cool library is InfoVis. If I had to categorize the library, I would say it's about connections. When you review the rich samples provided by Nicolas Garcia Belmonte, you will find a lot of relational datatypes that are very unique.

This library is distributed freely through Sencha legal owners. (The copyright is easy to follow, but please review the notes for this and any open source project that you encounter.)

We will start with one of his base samples—the sunburst example from the source files. I've made a few changes to give it a new personality. The basic idea of a sunburst chart is to showcase relationships between nodes. While a tree is an ordered parent-child relationship, the relationships in a sunbust chart are bidirectional. A node can have a relationship with any other node, and it can be a two-way or one-way relationship. A dataset that is perfect for this is the example of the total exports of a country—lines from one country...