-- File:    Select3D_SensitiveCurve.cdl
-- Created: Fri Mar 10 16:13:39 1995
-- Author:  Mister rmi
--      <rmi@photon>
-- Modified on july 97 by ROB : Field HArray instead Of ArrayOfPnt3D
--                      (connected entities)
---Copyright:    Matra Datavision 1995


class SensitiveCurve   from Select3D 
inherits SensitivePoly from Select3D

    ---Purpose: A framework to define a sensitive 3D curve.

uses
    Pnt             from gp,
    Pnt2d           from gp,
    Projector       from Select3D,
    Lin             from gp,
    EntityOwner     from SelectBasics,
    ListOfBox2d     from SelectBasics,
    Curve           from Geom,
    Array1OfPnt     from TColgp,
    Array1OfPnt2d   from TColgp,
    HArray1OfPnt     from TColgp,
    Box2d           from Bnd,
    Location                 from TopLoc, 
    SensitiveEntity   from Select3D
is


    Create (OwnerId      : EntityOwner from SelectBasics;
            TheCurve     : Curve from Geom;
            MaxPoints    : Integer = 17)
     returns mutable SensitiveCurve;
        ---Level: Public 
        ---Purpose: Constructs a sensitive curve object defined by the
        -- owner OwnerId, the curve TheCurve, and the
        -- maximum number of points on the curve: MaxPoints.

    Create (OwnerId      : EntityOwner from SelectBasics;
            ThePoints    : HArray1OfPnt from TColgp)
     returns mutable SensitiveCurve;
        ---Level: Public 
        ---Purpose: Constructs a sensitive curve object defined by the
        -- owner OwnerId and the set of points ThePoints.
        
    Create (OwnerId      : EntityOwner from SelectBasics;
            ThePoints    : Array1OfPnt from TColgp)
     returns mutable SensitiveCurve;
        ---Level: Public 
        ---Purpose: Creation of Sensitive Curve from Points.
        --          Warning : This Method should disappear in the next version...
  
    Matches(me  :mutable; 
            X,Y : Real from Standard;
            aTol: Real from Standard;
            DMin: out Real from Standard) 
    returns Boolean
    is  redefined static;

    Matches (me  :mutable; 
             XMin,YMin,XMax,YMax : Real from Standard;
             aTol: Real from Standard)
    returns Boolean
    is static;
     
    Matches (me  :mutable; 
             Polyline:Array1OfPnt2d from TColgp;
             aBox:Box2d from Bnd;
             aTol: Real from Standard) 
    returns Boolean
    is redefined virtual;
        ---Level: Public 
    

    ComputeDepth(me;EyeLine: Lin from gp) 
    returns Real from Standard is redefined static; 
     
 
    GetLastDetected(me) returns Integer from Standard;
    ---Purpose: Gets index of last detected segment 
    ---C++: inline


        ---Category: Internal Methods
    Dump(me; S: in out OStream;FullDump : Boolean from Standard = Standard_True) is redefined virtual; 
     
    LoadPoints(me:mutable;aCurve:Curve from Geom;NbPoints: Integer) is static private; 

    GetConnected(me: mutable; theLocation : Location from TopLoc) 
    returns SensitiveEntity from Select3D 
    is redefined virtual; 
        ---Level: Public 
        ---Purpose: Returns the copy of this

fields
    mylastseg : Integer        from Standard;
    myCurve  : Curve from Geom;
end SensitiveCurve;