curve.H

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/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     |
    \\  /    A nd           | www.openfoam.com
     \\/     M anipulation  |
-------------------------------------------------------------------------------
    Copyright (C) 2011 OpenFOAM Foundation
-------------------------------------------------------------------------------
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::curve
 
Description
    A single curve in a graph.
 
SourceFiles
    curve.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef curve_H
#define curve_H
 
#include "string.H"
#include "primitiveFields.H"
#include "autoPtr.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
// Forward declaration of friend functions and operators
 
class curve;
Ostream& operator<<(Ostream&, const curve&);
 
 
/*---------------------------------------------------------------------------*\
                           Class curve Declaration
\*---------------------------------------------------------------------------*/
 
class curve
:
    public scalarField
{
 
public:
 
    //- The style (line, symbol, etc) of a curve
    class curveStyle
    {
 
    public:
 
        //- Enumeration definitions
        enum curveStyleNo
        {
            CONTINUOUS,
            SYMBOL,
            SYMBOL_CURVE,
            SYMBOL_WITH_ERROR_BARS,
            SYMBOL_WITH_VARIABLE_SIZE
        };
 
 
    private:
 
        //- Private data
        curveStyleNo CurveStyleNo;
 
 
    public:
 
 
        // Constructors
 
            //- Construct given a curveStyleNo
            curveStyle(const curveStyleNo csn)
            :
                CurveStyleNo(csn)
            {}
 
            //- Construct from Istream
            curveStyle(Istream& is)
            :
                CurveStyleNo(curveStyleNo(readInt(is)))
            {}
 
 
        // Ostream operator
 
            friend Ostream& operator<<(Ostream& os, const curveStyle& cs)
            {
                os << int(cs.CurveStyleNo);
                return os;
            }
    };
 
 
private:
 
    // private data
 
        string name_;
        curveStyle style_;
 
 
public:
 
    // Constructors
 
        //- Construct as interpolation of an existing curve
        //curve(const curve&, const label);
 
        //- Construct from name, style and size
        curve
        (
            const string& name,
            const curveStyle& style,
            const label l
        );
 
        //- Construct from the components
        curve
        (
            const string&,
            const curveStyle&,
            const scalarField& y
        );
 
        autoPtr<curve> clone() const
        {
            return autoPtr<curve>::New(*this);
        }
 
 
    // Member functions
 
        // Access
 
            const string& name() const
            {
                return name_;
            }
 
            const curveStyle& style() const
            {
                return style_;
            }
 
 
    // Friend functions
 
        //- Gradient of the curve
        //friend curve grad(const curve&);
 
 
    // Ostream operator
 
        friend Ostream& operator<<(Ostream&, const curve&);
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //