SplineCoeff.h

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/******************************************************************************************************
 * (C) 2014 markummitchell@github.com. This file is part of Engauge Digitizer, which is released      *
 * under GNU General Public License version 2 (GPLv2) or (at your option) any later version. See file *
 * LICENSE or go to gnu.org/licenses for details. Distribution requires prior written permission.     *
 ******************************************************************************************************/
 
#ifndef SPLINE_COEFF
#define SPLINE_COEFF
 
#include "SplinePair.h"
 
class SplineCoeff
{
public:
  SplineCoeff(double t);
 
  SplineCoeff(double t,
              const SplinePair &a,
              const SplinePair &b,
              const SplinePair &c,
              const SplinePair &d);
 
  bool operator<(const SplineCoeff &e) const;
 
  bool operator<(double t) const;
  
  SplinePair a () const;
 
  SplinePair b () const;
 
  SplinePair c () const;
 
  SplinePair d () const;
 
  SplinePair eval(double t) const;
 
  double t () const;
  
private:
  SplineCoeff();
 
  double m_t;
  SplinePair m_a;
  SplinePair m_b;
  SplinePair m_c;
  SplinePair m_d;
};
 
#endif // SPLINE_COEFF