source.cpp

#include "stdafx.h"
#include "header.h"

using namespace std;

Complex::~Complex() {
    delete x;
    delete y;
    x = 0;
    y = 0;
}

Complex::Complex() {
    x = new int;
    y = new int;
    this->x[0] = 0;
    this->y[0] = 0;
}

Complex::Complex(int real, const char* im) {
    x = new int;
    y = new int;
    this->x[0] = real;

    char imag[16];
    strcpy(imag, im);
    imag[strlen(imag) - 1] = '\0';
    this->y[0] = atoi(imag);
}

Complex::Complex(int real) {
    x = new int;
    y = new int;
    this->x[0] = real;
    this->y[0] = 0;
}

Complex::Complex(const char* im) {
    this->x = new int;
    this->y = new int;
    char imag[16];
    strcpy(imag, im);
    imag[strlen(imag) - 1] = '\0';

    this->x[0] = 0;
    this->y[0] = atoi(imag);
}

/** Constructor de copiere */
Complex::Complex(const Complex &c) {
    x = new int;
    y = new int;
    this->x[0] = c.x[0];// getX();
    this->y[0] = c.y[0];// getY();
}

/** Adunarea a doua numere complexe */
Complex Complex::add(Complex b) {
    Complex c;

    c.x[0] = this->x[0] + b.x[0];
    c.y[0] = this->y[0] + b.y[0];

    return c;
}

/** Aduna la partea reala */
Complex Complex::add(int var) {
    Complex c;
    c.x[0] = this->x[0] + var;
    c.y[0] = this->y[0];

    return c;
}

/** Scaderea a doua numere complexe */
Complex Complex::minus(Complex b) {
    Complex c;
    c.x[0] = this->x[0] - b.x[0];
    c.y[0] = this->y[0] - b.y[0];

    return c;
}

/** Inmultirea a doua numere complexe */
Complex Complex::mul(Complex b) {
    Complex c;
    c.x[0] = (this->x[0] * b.x[0]) - (this->y[0] * b.y[0]); // x = x1 * y1 - x2 * y2
    c.y[0] = (this->x[0] * b.y[0]) + (b.x[0] * this->y[0]); // y = x1 * y2 + x2 * y1

    return c;
}

/** Impartirea a doua numere complexe */
Complex Complex::div(Complex b) {
    Complex c;

    c.x[0] = (this->x[0] * b.x[0] + this->y[0] * b.y[0]) / (this->y[0] * this->y[0] + b.y[0] * b.y[0]); // (a1a2 + b1b2 ) / (a2a2 + b2b2)
    c.y[0] = (this->y[0] * b.x[0] - this->x[0] * b.y[0]) / (this->y[0] * this->y[0] + b.y[0] * b.y[0]); // (a2b1 - a1b2) / (a2a2 + b2b2)

    return c;
}

void Complex::print() {
    cout << this->x[0] << " + " << this->y[0] << "i\n";
}