OneConstant.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
    (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
    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::Function1s::OneConstant
 
Description
    Templated function that returns the corresponding 1 (one).
 
Usage
    \verbatim
        <name> one;
    \endverbatim
 
SourceFiles
    OneConstant.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef OneConstant_H
#define OneConstant_H
 
#include "Function1.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
namespace Function1s
{
 
/*---------------------------------------------------------------------------*\
                         Class OneConstant Declaration
\*---------------------------------------------------------------------------*/
 
template<class Type>
class OneConstant
:
    public FieldFunction1<Type, OneConstant<Type>>
{
 
public:
 
    // Runtime type information
    TypeName("one");
 
 
    // Constructors
 
        //- Construct from name
        OneConstant(const word& name);
 
        //- Construct from name and dictionary
        OneConstant
        (
            const word& name,
            const unitConversions& units,
            const dictionary& dict
        );
 
 
    //- Destructor
    virtual ~OneConstant();
 
 
    // Member Functions
 
        //- Return constant value
        virtual inline Type value(const scalar) const;
 
        //- Integrate between two values
        virtual inline Type integral(const scalar x1, const scalar x2) const;
 
        //- Write in dictionary format
        virtual void write(Ostream& os, const unitConversions& units) const;
 
 
    // Member Operators
 
        //- Disallow default bitwise assignment
        void operator=(const OneConstant<Type>&) = delete;
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Function1s
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#include "OneConstantI.H"
 
#ifdef NoRepository
    #include "OneConstant.C"
#endif
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //