To add an atomic model click the button "Add new Atomic Model Unit" of the tools bar

Unit is automatically generated with a name. This unit represents an atomic model not defined yet. To edit the unit, click the right button of the mouse to see the contextual menu. This menu has the following options:

• Properties
• Select Image
• Explode
• Reload

Properties allows to change unit name

Select image allows the choice of an icon for the unit.

Explode allows to explode the unit for its definition.

Reload allows to reload the unit if its definition has been modified.