deferred class
	EV_MODEL_ELLIPTIC

Ancestors
	EV_MODEL_ATOMIC*
	EV_MODEL_DOUBLE_POINTED*

Descendants
	EV_MODEL_ARC
	EV_MODEL_ELLIPSE
	EV_MODEL_PIE_SLICE

Clients
	EV_MODEL_ARC
	EV_MODEL_ELLIPTIC*
	EV_MODEL_PIE_SLICE

Suppliers
	EV_COORDINATE
	EV_MODEL_ATOMIC*
	EV_MODEL_ELLIPTIC*
	EV_RECTANGLE
	INTEGER_32
	REAL_64
	SPECIAL [T]