Microsoft® Office Visio® 2003 Inside Out

Showing Relationships in an Onion Diagram

An onion (or onion skin) diagram uses concentric circles to represent layered systems. Each component is a ring that builds on a single, core component, as Figure 11-5 shows. All the shapes you need to create an onion diagram are located on the Blocks stencil, which opens with the Block Diagram template.

Figure 11-5. This onion diagram depicts the layered nature of computer architecture.

Creating Onion Diagrams

To create an onion diagram, start with the outer concept and work your way in. Use a concentric layer shape of the appropriate size to represent each new concept or layer. The concentric layer shapes ...