    deferred class
    	EV_MODEL_CLOSED

    Ancestors
    	EV_MODEL_ATOMIC*

    Descendants
    	EV_MODEL_ELLIPSE
    	EV_MODEL_EQUILATERAL
    	EV_MODEL_PARALLELOGRAM
    	EV_MODEL_PIE_SLICE
    	EV_MODEL_POLYGON
    	EV_MODEL_RECTANGLE
    	EV_MODEL_ROTATED_ELLIPSE
    	EV_MODEL_ROTATED_PIE_SLICE

    Clients
    	EV_MODEL_CLOSED*
    	EV_MODEL_EQUILATERAL
    	EV_MODEL_PARALLELOGRAM
    	EV_MODEL_POLYGON
    	EV_MODEL_RECTANGLE
    	EV_MODEL_WIDGET_PROJECTOR*

    Suppliers
    	EV_MODEL_CLOSED*