src/ShapeProcess/ShapeProcess_Operator.cdl


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-- File:	ShapeProcess_Operator.cdl
-- Created:	Tue Aug 22 12:06:13 2000
-- Author:	Andrey BETENEV
--		<abv@doomox.nnov.matra-dtv.fr>
---Copyright:	 Matra Datavision 2000


deferred class Operator from ShapeProcess inherits TShared from MMgt

    ---Purpose: Abstract Operator class providing a tool to
    --          perform an operation on Context

uses

    Context from ShapeProcess

is

    Perform (me: mutable; context: Context from ShapeProcess)
    returns Boolean is deferred;
    	---Purpose: Performs operation and eventually records 
        --          changes in the context

end Operator;