Automatic diagram layouts
- Right click on the diagram background and select Layout> Auto Layout from the pop-up menu
- Press Diagram Overview tab to view the whole diagram
- Move the purple rectangle for viewing a particular part of diagram
Aligning shapes
- Select all use cases on the diagram with the mouse
- Click the reversed triangle of Align Top when it is revealed
- Select Align Horizontal Center from the drop-down menu
Automatic shape distribution
- Select start event, Create Article task, Edit Article task and Save task with the mouse
- Click the reversed triangle of Distribute Horizontally when it is revealed
- Select Distribute Horizontally from the drop-down menu