This is a demonstration of the hierarchical layout. In this page, the layout is oriented vertically,
but it can also be oriented horizontally. The layout uses the Walker algorithm to position nodes.
- Click the + button on a node to add a new child
- Click the X button on a node to delete. It and all of its descendants will be deleted.
- Click the 'Pencil' icon to enter 'select' mode, then select several nodes. Click the canvas to exit.
- Click the 'Home' icon to zoom out and see all the nodes.