src/StepShape/StepShape_Shell.cdl


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-- File:        Shell.cdl
-- Created:     Fri Dec  1 11:11:11 1995
-- Author:      EXPRESS->CDL V0.2 Translator
-- Copyright:   Matra-Datavision 1993


class Shell from StepShape inherits SelectType from StepData

	-- <Shell> is an EXPRESS Select Type construct translation.
	-- it gathers : OpenShell, ClosedShell

uses

	OpenShell,
	ClosedShell
is

	Create returns Shell;
	---Purpose : Returns a Shell SelectType

	CaseNum (me; ent : Transient) returns Integer;
	---Purpose: Recognizes a Shell Kind Entity that is :
	--        1 -> OpenShell
	--        2 -> ClosedShell
	--        0 else

	OpenShell (me) returns any OpenShell;
	---Purpose : returns Value as a OpenShell (Null if another type)

	ClosedShell (me) returns any ClosedShell;
	---Purpose : returns Value as a ClosedShell (Null if another type)


end Shell;