direction.H

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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 3 of the License, or
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    You should have received a copy of the GNU General Public License
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Primitive
    direction

Description
    Direction is an 8-bit unsigned integer type used to represent the Cartesian
    directions etc.

\*---------------------------------------------------------------------------*/

#ifndef direction_H
#define direction_H

#include <cstdint>
#include <iostream>

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

namespace Foam
{

class Istream;
class Ostream;

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

typedef uint8_t direction;

direction readDirection(Istream&);
Istream& operator>>(Istream&, direction&);
Ostream& operator<<(Ostream&, const direction);
std::ostream& operator<<(std::ostream&, const direction);

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

} // End namespace Foam

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

#endif

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