Include.H

#include <iostream>

#include <stdio.h>

#include <tchar.h>

#include <fstream>

#include <iomanip>

#include <conio.h>

#include <ctime>

#include <istream>

#include <cmath>

#include "point.h"

#include "quadro.h"

#define M_PI 3.14

using namespace std;

mail.cpp

#include "quadro.h"

#include "point.h"

#include "include.h"

int main()

{

double i;

bool temp;

quadro X;

quadro Y(1,1,3,3,2);

quadro Z(Y);

Y.move_quadro();

cout << "Zoom quadro (0-minimize,1-bigest;na skolko):";

cin >> temp >> i;

X.size_quadro(temp,i);

_getch();

return 0;

}

Point.cpp

#include "include.h"

#include "point.h"

Point::Point()

{

srand(time(NULL));

Ox=rand() % 40-20 + 1;

Oy=rand() % 40-20 + 1;

}

Point::Point(const double _x, const double _y)

{

Ox=_x;

Oy=_y;

}

Point::Point(const Point& P)

{

Ox=P.Ox;

Oy=P.Oy;

}

Point::~Point()

{

cout << "destructor Point is working " << endl;

}

void Point::rePoint()

{

Ox=rand() % 40-20 + 1;

Oy=rand() % 40-20 + 1;

}

double Point::konst() const

{

double n;

n=Ox;

return n;

}

void Point::size_minus_point(double i)

{

Ox-=i/2;

Oy-=i/2;

}

void Point::size_plus_point(double i)

{

Ox+=i/2;

Oy+=i/2;

}

void Point::move_Point(double n)

{

Ox=Ox-n;

}

void Point::show_Point() const

{

cout << "(" << Ox <<"," << Oy <<")"<< endl;

return ;

}

double Point::get_Point_x() const

{

return Ox;

}

double Point::get_Point_y() const

{

return Oy;

}

void Point::set_Point_x(double const x)

{

Ox=x;

}

void Point::set_Point_y(double const y)

{

Oy=y;

}

Point.h

#ifndef POINT_H

#define POINT_H 1

class Point

{

private:

double Ox;

double Oy;

public:

Point();

Point(const double _x, const double _y);

Point(const Point& P);

~Point();

friend class quadro;

double konst() const;

void rePoint();

void move_Point(double);

void size_minus_point(double);

void size_plus_point(double i);

void show_Point() const;

double get_Point_x() const;

double get_Point_y() const;

void set_Point_x(double const x) ;

void set_Point_y(double const y) ;

};

#endif

Quadro.h

#include "point.h"

#ifndef quadro_H

#define quadro_H 1

class quadro

{

private:

char *name; //наименование объекта: object 1, object 2

char *objID;

Point t1,t2;

double a;

public:

static int count;

quadro();

quadro(const double r_b_x, const double r_b_y,const double l_b_x, const double l_b_y,const double _a);

quadro(const quadro&_P);

~quadro();

double set_S();

double set_P();

void move_quadro();

bool prov();

void size_quadro(bool,double);

void starline() const;

void name_object(const char *ident);

};

#endif

вариант 3

7.1.1

Класс «Эллипс». Создать 3 объекта этого класса с центром в точке (0, 0) и полуосями a, b, расположенными по координатным линиям Ox Oy. Выполнить растяжение исходного объекта-эллипса по одной из его осей. Вычислить площадь исходного и нового эллипсов. S_{эллипса} = π*a*b.

Ellips.cpp

#include "stdafx.h"

Ellips::Ellips()

{

created ++;

cout << created <<" Constructor Ellips without arguments is working"<< endl;

}

Ellips::Ellips(Point _a, Point _b)

{

created++;

double temp=_a.get_Point_x();

a.set_Point_x(temp);

temp=_a.get_Point_y();

a.set_Point_y(temp);

temp=_b.get_Point_x();

b.set_Point_x(temp);

temp=_b.get_Point_y();

b.set_Point_y(temp);

cout << created << " Constructor Ellips with arguments is working "<< endl;

}

Ellips::Ellips(const Ellips& E)

{

created++;

a=E.a;

b=E.b;

cout << created << "Constructor Ellips copy is working"<< endl;

}

Ellips::~Ellips()

{

cout << created << " Destructor Ellips is working"<< endl;

created--;

}

double Ellips::square()

{

S=3.14*((a.get_Point_x())*(b.get_Point_y()));

return S;

}

void Ellips::print()

{

cout << " Ellips " << created <<

" is drawing\n ";

cout << "x=" << a.get_Point_x() << " y=" << b.get_Point_y()<< endl;

cout << "S=" << S << endl;

return;

}

void Ellips::extend_a(Point _a)

{ double temp=_a.get_Point_x();

a.set_Point_x(temp);

return;

}

void Ellips::extend_b(Point _b)

{

double temp=_b.get_Point_y();

b.set_Point_y(temp);

return;

}

Func.cpp

#include "stdafx.h"

void initialize( double& xa,double& ya,double& xb,double& yb)

{

do

{

cout << "Vvedite poluosi Ellipsa "<<endl;

cout << " xa=";

cin >> xa;

cout << "ya=";

cin >> ya;

cout << " xb=";

cin >> xb;

cout << " yb=";

cin >> yb;

if((ya==0)&&(xb==0)) break;

else cout << "Neverno vvedeno! Zanovo ";

}

while (true);

}

void func(Ellips* ell, Point& ext)

{

ell->square();

ell->print();

ell->extend_a(ext);

ell->square();

ell->print();

return;

}

Main.cpp

#include "stdafx.h"

int Ellips::created=0;

int _tmain(int argc, _TCHAR* argv[])

{

{double xa,ya,xb,yb;

initialize(xa,ya,xb,yb);

Point a(xa,ya);

Point b(xb,yb);

Point c(4,4);

Point d(c);

Ellips E1;

func(& E1,c);

Ellips E2(a,b);

func(& E2,d);

}

_getch();

return 0;

}

Point.cpp

#include "stdafx.h"

Point::Point()

{

srand(static_cast<unsigned>(time(NULL)));

x=10.0*rand()/RAND_MAX;

y=10.0*rand()/RAND_MAX;

cout << "constructor without parametres Point is working " << endl;

}

Point::Point(const double _x, const double _y)

{

x=_x;

y=_y;

cout << "constructor Point with parametres is working "<< endl;

return;

}

Point::Point(const Point& P)

{

x=P.x;

y=P.y;

cout << "constructor Point of copying is working " << endl;

}

Point::~Point()

{

cout << "Destructor Point is working " << endl;

}