-- File:	ShapeFix_EdgeProjAux.cdl
-- Created:	Wed Jun  3 12:32:09 1998
-- Author:	data exchange team
--		<det@nnov.matra-dtv.fr>
---Copyright:	 Matra Datavision 1998


class EdgeProjAux from ShapeFix inherits TShared from MMgt

    ---Purpose: Project 3D point (vertex) on pcurves to find Vertex Parameter
    --          on parametric representation of an edge

uses

    Curve   from Geom2d,
    Face    from TopoDS,
    Edge    from TopoDS,
    Surface from Geom
    
is

    Create returns mutable EdgeProjAux from ShapeFix;

    Create (F: Face from TopoDS; E: Edge from TopoDS)
    returns mutable EdgeProjAux from ShapeFix;
    
    Init (me: mutable; F: Face from TopoDS; E: Edge from TopoDS);

    Compute (me: mutable; preci: Real);

    IsFirstDone (me) returns Boolean from Standard;

    IsLastDone (me) returns Boolean from Standard;

    FirstParam (me) returns Real from Standard;

    LastParam (me) returns Real from Standard;

    IsIso (me: mutable; C: Curve from Geom2d) returns Boolean;

    Init2d (me: mutable; preci: Real) is protected;

    Init3d (me: mutable; preci: Real) is protected;

    UpdateParam2d (me: mutable; C: Curve from Geom2d) is protected;

fields

    myFace: Face from TopoDS is protected;
    myEdge: Edge from TopoDS is protected;
    myFirstParam: Real is protected;
    myLastParam: Real is protected;
    myFirstDone: Boolean is protected;
    myLastDone: Boolean is protected;
    
end EdgeProjAux;