The latest version of Rich adds a tree view. Here's an example of one:

The labels of each branch in the tree can be text or anything else that rich can render. The guide lines can have a color per-branch and one of three styles; normal, thick, and double line.

The API to generate these trees is super simple and currently has just one public method to add a new branch.

Here's a simple example demonstrating that money does, in fact, grow on trees. continue reading…