deferred class SensitivePoly from Select3D 
inherits SensitiveEntity from Select3D

    ---Purpose: Sensitive Entity to make a face selectable.

uses
    EntityOwner       from SelectBasics,
    Projector         from Select3D,
    ListOfBox2d       from SelectBasics,
    Array1OfPnt       from TColgp,
    HArray1OfPnt      from TColgp,
    Array1OfPnt2d   from TColgp,
    Box2d             from Select3D

is

    Initialize (OwnerId      : EntityOwner from SelectBasics;
            ThePoints    : Array1OfPnt from TColgp)
     returns mutable SensitivePoly;
        ---Level: Public 
        ---Purpose: Constructs a sensitive face object defined by the
        -- owner OwnerId, the array of points ThePoints, and
        -- the sensitivity type Sensitivity.
        -- The array of points is the outer polygon of the geometric face.

    Initialize (OwnerId      : EntityOwner from SelectBasics;
            ThePoints    : HArray1OfPnt from TColgp)
     returns mutable SensitivePoly;
        ---Level: Public 
        ---Purpose: Constructs a sensitive face object defined by the
        -- owner OwnerId, the array of points ThePoints, and
        -- the sensitivity type Sensitivity.
        -- The array of points is the outer polygon of the geometric face.

    Initialize(OwnerId      : EntityOwner from SelectBasics;
            NbOfPoints   : Integer = 6)
     returns mutable SensitivePoly;
        ---Level: Public 
        ---Purpose: Constructs the sensitive circle object defined by the
        -- owner OwnerId, the circle Circle, the Boolean
        -- FilledCircle and the number of points NbOfPoints.

    Project (me:mutable;aProjector : Projector from Select3D) is redefined virtual;
    ---Level: Public 
    ---Purpose: projection of the sensitive primitive in order to
    --          get 2D boxes for the Sort Algorithm
    
    Areas   (me:mutable ; boxes : in out ListOfBox2d from SelectBasics) is redefined static;
    ---Level: Public 
    ---Purpose: stores in <boxes> the 2D Boxes which represent the sensitive face
    --          in the selection algorithm.

    Points3D(me:mutable; theHArrayOfPnt : in out HArray1OfPnt from TColgp);
    ---Purpose: Returns the 3D points of the array used at construction time.
    ---C++: inline

    Points2D(me:mutable; theArrayOfPnt2d : in out Array1OfPnt2d from TColgp);
    ---Purpose: Returns the 2D points of the array used at construction time.
    ---C++: inline


    Destroy(me: mutable);
    ---C++: alias ~


fields
 
    mypolyg3d       : Address   from Standard is protected;
    mypolyg2d       : Address   from Standard is protected;
    mybox2d         : Box2d     from Select3D is protected;
    mynbpoints      : Integer   from Standard is protected;
end SensitiveFace;