-- File:	MAT2d_Circuit.cdl
-- Created:	Thu Nov 18 16:01:02 1993
-- Author:	Yves FRICAUD
--		<yfr@phylox>
---Copyright:	 Matra Datavision 1993



class Circuit from MAT2d 

inherits 

    TShared from MMgt
    
	---Purpose: Constructs a circuit on a set of lines.
	--          
	--           

uses

    SequenceOfInteger                from TColStd,
    Geometry                         from Geom2d,
    SequenceOfGeometry               from TColGeom2d,
    SequenceOfBoolean                from TColStd,
    SequenceOfConnexion              from MAT2d,
    BiInt                            from MAT2d,
    Connexion                        from MAT2d,
    SequenceOfSequenceOfGeometry     from MAT2d,
    DataMapOfIntegerConnexion        from MAT2d,    
    MiniPath                         from MAT2d,
    DataMapOfBiIntSequenceOfInteger  from MAT2d

is

    Create returns mutable Circuit from MAT2d;

---Category:  Computation

    Perform(me          : mutable ; 
            aFigure     : in out SequenceOfSequenceOfGeometry; 
	    IsClosed    :        SequenceOfBoolean from TColStd;
            IndRefLine  :        Integer;
            Trigo       :        Boolean)
    is static;	    
    
    PassByLast(me ; C1,C2 : Connexion from MAT2d) 
    returns Boolean
    is static private;
    
    Side (me ; C : Connexion from MAT2d; Line : SequenceOfGeometry)
    returns Real 
    is static private;

    UpDateLink(me : mutable ; 
               IFirst,ILine,ICurveFirst,ICurveLast: Integer)
    is static private;
    
    SortRefToEqui(me : mutable ; aBiInt : BiInt from MAT2d)
    is static private;

    InitOpen(me ; Line : in out SequenceOfGeometry)
    is static private;
    
    InsertCorner(me ; Line : in out SequenceOfGeometry)
    is static private;
    
    DoubleLine(me ; 
               Line       : in out  SequenceOfGeometry;
               Connexions : in out  SequenceOfConnexion from MAT2d; 
	       Father     : mutable Connexion from MAT2d;
	       Side       : Real)
    is static private;
    
    ConstructCircuit(me          : mutable ;
                     aFigure     : SequenceOfSequenceOfGeometry;
                     IndRefLine  : Integer;
                     aPath       : MiniPath from MAT2d)
    is static private;		     

 ---Category: Querying

    NumberOfItems(me) 
       ---Purpose: Returns the Number of Items .
    returns Integer is static;
    
    Value(me ; Index : Integer)
       ---Purpose: Returns the item at position <Index> in <me>. 
    returns Geometry from Geom2d
    is static;

    LineLength(me ; IndexLine : Integer)
       ---Purpose: Returns the number of items on the line <IndexLine>.
    returns Integer from Standard
    is static;

    RefToEqui(me ; IndLine : Integer; IndCurve : Integer)
       ---Purpose: Returns the set of index of the items in <me>corresponding 
       --          to the curve <IndCurve> on the line <IndLine> from the 
       --          initial figure.
       --           
       ---C++: return const&
    returns SequenceOfInteger from TColStd
    is static;
    
    Connexion(me ; Index : Integer)
	---Purpose:  Returns the Connexion on the item <Index> in me. 
    returns Connexion from MAT2d
    is static;
    
    ConnexionOn(me ; Index : Integer)
       ---Purpose: Returns <True> is there is a connexion on the item <Index>
       --          in <me>.
    returns Boolean from Standard
    is static;
    
fields
    
    direction    : Real;
    geomElements : SequenceOfGeometry              from TColGeom2d;    
    connexionMap : DataMapOfIntegerConnexion       from MAT2d;
    linkRefEqui  : DataMapOfBiIntSequenceOfInteger from MAT2d;
    linesLength  : SequenceOfInteger               from TColStd; 
    
end Circuit;