lineEdge.H

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/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     |
    \\  /    A nd           | Copyright (C) 2011 OpenFOAM Foundation
     \\/     M anipulation  |
-------------------------------------------------------------------------------
License
    This file is part of OpenFOAM.
 
    OpenFOAM is free software: you can redistribute it and/or modify it
    under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.
 
    OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    for more details.
 
    You should have received a copy of the GNU General Public License
    along with OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
 
Class
    Foam::lineEdge
 
Description
    A straight edge between the start point and the end point.
 
SourceFiles
    lineEdge.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef lineEdge_H
#define lineEdge_H
 
#include "curvedEdge.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
/*---------------------------------------------------------------------------*\
                          Class lineEdge Declaration
\*---------------------------------------------------------------------------*/
 
 
class lineEdge
:
    public curvedEdge
{
 
public:
 
    //- Runtime type information
    TypeName("line");
 
    // Constructors
 
        //- Construct from components
        lineEdge(const pointField&, const label start, const label end);
 
        //- Construct from Istream with a pointField
        lineEdge(const pointField&, Istream&);
 
 
        //- Destructor
        virtual ~lineEdge();
 
 
    // Member Functions
 
        //- Return the point position corresponding to the curve parameter
        //  0 <= lambda <= 1
        point position(const scalar) const;
 
        //- Return the length of the curve
        scalar length() const;
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //