Complex.h

Code

/*
    Complex.h
    CIS 250
    David Klick
    2009-02-23

    Header file for class (Complex) that handles complex numbers.

    Please note that comparing complex numbers for ordering
    does not make much sense, so <, <=, >, >= are just
    made-up so we can demonstrate how those operators can
    be overloaded.

*/

#ifndef __COMPLEX_H__
#define __COMPLEX_H_

#include <iostream>
using std::istream;
using std::ostream;
using std::cout;
using std::endl;

class Complex {
private:
    double real;
    double imag;
private:
    void init(const double, const double);
public:
    Complex();
    Complex(const double, const double);
    double getReal() const;
    double getComplex() const;
    Complex operator+(const Complex&) const;
    Complex operator-(const Complex&) const;
    Complex operator*(const Complex&) const;
    Complex operator/(const Complex&) const;
    bool operator==(const Complex&) const;
    bool operator!=(const Complex&) const;
    bool operator>(const Complex&) const;
    bool operator<(const Complex&) const;
    bool operator<=(const Complex&) const;
    bool operator>=(const Complex&) const;
    Complex operator++();
    Complex operator++(int);
    Complex operator--();
    Complex operator--(int);
    friend ostream& operator<<(ostream&, const Complex&);
    friend istream& operator>>(istream&, Complex&);
};

#endif