Determines how a gizmo is drawn or picked in the Unity editor.
The types can be combined together with an OR operator.
See Also: DrawGizmo.
| Pickable | The gizmo can be picked in the editor. | 
| NotInSelectionHierarchy | Draw the gizmo if it is not selected and also no parent/ancestor is selected. | 
| NonSelected | Draw the gizmo if it is not selected. | 
| Selected | Draw the gizmo if it is selected. | 
| Active | Draw the gizmo if it is active (shown in the inspector). | 
| InSelectionHierarchy | Draw the gizmo if it is selected or it is a child/descendent of the selected. |