moMathManager.h

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

                                moMathManager.h

  ****************************************************************************
  *                                                                          *
  *   This source 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.                                    *
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  *   This code 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.                               *
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  *   A copy of the GNU General Public License is available on the World     *
  *   Wide Web at <http://www.gnu.org/copyleft/gpl.html>. You can also       *
  *   obtain it by writing to the Free Software Foundation,                  *
  *   Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.         *
  *                                                                          *
  ****************************************************************************

  Copyright(C) 2006 Fabricio Costa

  Authors:
  Fabricio Costa
  Andrés Colubri

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

#ifndef __MO_MATHMANAGER_H__
#define __MO_MATHMANAGER_H__

#include "moTypes.h"
#include "moText.h"
#include "moConfig.h"
#include "moLock.h"
#include "moResourceManager.h"
#include "moMath.h"
#include "moMathFunction.h"

class LIBMOLDEO_API moMathManager : public moResource
{
public:
    moMathManager();
    virtual ~moMathManager();

    virtual MOboolean Init();
    virtual MOboolean Finish();

    moMathFunction* GetFunction(MOuint p_idx);
    MOint GetFunctionIdx(const moText& p_expr);
    MOint AddFunction(const moText& p_expr, MOboolean p_force_new = false, moMoldeoObject* p_pMOB = NULL );

    double EvalFunction(MOuint p_idx, double x0);
    double EvalFunction(MOuint p_idx, double x0, double x1);
    double EvalFunction(MOuint p_idx, double x0, double x1, double x2);

    void SetFunctionParam(MOuint p_idx, double s0);
    void SetFunctionParam(MOuint p_idx, double s0, double s1);
    void SetFunctionParam(MOuint p_idx, double s0, double s1, double s2);

    MOboolean ValidFunction(MOuint p_idx) {
        return m_functions[p_idx] != NULL;
    }

    double operator () (MOuint p_idx, double x0) { return EvalFunction(p_idx, x0); }
    double operator () (MOuint p_idx, double x0, double x1) { return EvalFunction(p_idx, x0, x1); }
    double operator () (MOuint p_idx, double x0, double x1, double x2) { return EvalFunction(p_idx, x0, x1, x2); }

    moMathFunction*  operator [] (MOuint p_idx) { return GetFunction(p_idx); }

    static moMathd*  mathfd;
protected:
    moMathFunctionArray m_functions;
};

#endif