Usage
It's a macro app, so you can use it by two ways:
- from the Confluence editor toolbar +, then search
Graphviz Charts for Confluence - type
/inside the Confluence editor, then typeGraphviz Charts for Confluence
You can click edit icon to config it:

Here's the result after configured:

Yes! You can use editor's alignment to layout the graphviz image:

It's has fullsize layout engine support, here's the docs you can refer: layouts and this is a dot language reference dot language