FractionTask/fraction.hpp

#pragma once

#include <QString>

namespace FractionNS {
  class Fraction
  {
  private:
    int m_numerator, m_denominator;
    void reduce();
  public:
    Fraction(int, int);
    Fraction(int);
    Fraction(double);
    Fraction(float);
    Fraction(const Fraction&);

    int getNumerator() const;
    int getDenominator() const;
    void setNumerator(const int);
    void setDenominator(const int);

    QString display() const;

    bool operator==(const int) const;
    bool operator==(const float) const;
    bool operator==(const double) const;
    bool operator==(const Fraction&) const;

    bool operator!=(const int) const;
    bool operator!=(const float) const;
    bool operator!=(const double) const;
    bool operator!=(const Fraction&) const;

    Fraction& operator+(const int) const;
    Fraction& operator+(const Fraction&) const;

    Fraction& operator+=(const int);
    Fraction& operator+=(const Fraction&);

    Fraction& operator-(const int) const;
    Fraction& operator-(const Fraction&) const;

    Fraction& operator-=(const int);
    Fraction& operator-=(const Fraction&);
  };
}