foam-extend4.1-coherent-io/applications/utilities/mesh/generation/blockMesh/curvedEdges/lineEdge.H

/*---------------------------------------------------------------------------*\
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    \\  /    A nd           | Copyright held by original author
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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 2 of the License, or (at your
    option) any later version.

    OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
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    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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    You should have received a copy of the GNU General Public License
    along with OpenFOAM; if not, write to the Free Software Foundation,
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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
{
    // Private Member Functions

        //- Disallow default bitwise copy construct
        lineEdge(const lineEdge&);

        //- Disallow default bitwise assignment
        void operator=(const lineEdge&);

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

// ************************************************************************* //