-- File:	TopOpeBRepDS_CurveIterator.cdl
-- Created:	Thu Jun 17 11:39:29 1993
-- Author:	Jean Yves LEBEY
--		<jyl@zerox>
---Copyright:	 Matra Datavision 1993


class CurveIterator from TopOpeBRepDS 
    inherits InterferenceIterator from TopOpeBRepDS

uses

    State         from TopAbs,
    Orientation   from TopAbs,
    Interference  from TopOpeBRepDS,
    ListOfInterference  from TopOpeBRepDS,
    Curve         from Geom2d
    
is
    Create(L : ListOfInterference from TopOpeBRepDS) returns CurveIterator; 
    ---Purpose: Creates an  iterator on the  curves on surface
    --          described by the interferences in <L>.
    
    MatchInterference(me; I : Interference from TopOpeBRepDS) 
    returns Boolean from Standard
    ---Purpose: Returns  True if the Interference <I>  has a 
    --          GeometryType() TopOpeBRepDS_CURVE
    --          returns False else.
    is redefined;

    Current(me) returns Integer from Standard
    ---Purpose: Index of the curve in the data structure.
    is static;
    
    Orientation(me; S : State from TopAbs) returns Orientation from TopAbs
    is static;
    
    PCurve(me) returns Curve from Geom2d
    ---C++: return const &
    is static;
    
end CurveIterator from TopOpeBRepDS;