XXPolynomial.h

Go to the documentation of this file.

#ifndef XXPolynomialH
#define XXPolynomialH
 
#include "XXMathExportDef.h"
 
#include <QDebug>
#include <QJsonObject>
#include <QList>
 
namespace XX
{

 
   class XXMATH_DECLSPEC Polynomial
   {
   public:
      class Regression;
      class Segment;
 
   public:
      Polynomial(size_t degree = 0);
      Polynomial(QVector<double> coefficents);
      Polynomial(const Polynomial& other);
 
   public:
      Polynomial& operator=(const Polynomial& other);
      double operator()(const double& x) const;
 
      bool operator==(const Polynomial& other) const;
      bool operator!=(const Polynomial& other) const;
 
      Polynomial operator+(const Polynomial& other) const;
      Polynomial operator-(const Polynomial& other) const;
 
      Polynomial& operator+=(const Polynomial& other);
      Polynomial& operator-=(const Polynomial& other);
 
   public:
      virtual double value(const double& x) const;
      virtual void load(const QJsonObject& data);
      virtual QJsonObject save() const;
 
      void setDegree(size_t degree);
      size_t getDegree() const;
      const QVector<double>& getCoeficents() const;
      void setCoefficient(size_t index, const double& value);
 
   private:
      friend XXMATH_DECLSPEC QDebug operator<<(QDebug stream, const Polynomial& polynomial);
 
   private:
      QVector<double> coefficents;
   };

 
   XXMATH_DECLSPEC QDebug operator<<(QDebug stream, const Polynomial& polynomial);

 
} // namespace XX
 
#endif // NOT XXPolynomialH