[c++] 열혈 c++ 문제 4-X

<Prob 04-2>
https://drive.google.com/open?id=15udvQpHWDpDA38AzSl6zncq1ksTmymYB

-main.cpp

#include <iostream>

#include "header\class.h"



int main(int argc, char const *argv[])

{

    Ring r(1, 1, 4, 2, 2, 9);

    r.ShowRingInfo();

    return 0;

}

-class.h

#pragma once



class Point {

private:

    int xpos, ypos;

public:

    Point(const int x, const int y);

    ~Point();

    void ShowPointInfo() const;

};



class Circle {

private:

    Point * c;

    int r;

public:

    Circle(const int x, const int y, const int r);

    ~Circle();

    void ShowCircleInfo() const;

};



class Ring {

private:

    Circle inner;

    Circle outter;

public:

    Ring(const int x1, const int y1, const int r1,

        const int x2, const int y2, const int r2);

    ~Ring();

    void ShowRingInfo() const;

};

-class.cpp

#include "header\class.h"

#include <iostream>



using std::cout;

using std::endl;



Point::Point(const int x, const int y) 

    : xpos(x),

    ypos(y)

{

}

Point::~Point() {}

void Point::ShowPointInfo() const {

    cout << "[" << xpos << ", " << ypos << "]" << endl;

}





Circle::Circle(const int x, const int y, const int r)

    :r(r)

{

    c = new Point(x, y);

}

Circle::~Circle() {

    delete c;

    c = nullptr;

}

void Circle::ShowCircleInfo() const {

    cout << "radious : " << r << endl;

    c->ShowPointInfo();

}



Ring::Ring(const int x1, const int y1, const int r1, const int x2, const int y2, const int r2)

    : inner(x1, y1, r1),

    outter(x2, y2, r2)

{

}

Ring::~Ring() {}

void Ring::ShowRingInfo() const {

    cout << "inner circle Info.." << endl;

    inner.ShowCircleInfo();

    cout << "outter circle Info.." << endl;

    outter.ShowCircleInfo();

}

---

<Prob-04-3-2>
https://drive.google.com/open?id=1iQsBTTn_a_ysSx3FbRASvlkeSjCtTvDX

-main.cpp

#include <iostream>

#include "header\namecard.h"



int main(int argc, char const *argv[])

{

    NameCard manClerk("Lee", "ABCEng", "010-1111-2222", COMP_POS::CLERK);

    NameCard manSenior("Hong", "OrangeEng", "010-2222-3333", COMP_POS::SENIOR);

    NameCard manAssist("Kim", "SoGoodComp", "010-5555-6666", COMP_POS::ASSIST);



    manClerk.show_namecard_info();

    manSenior.show_namecard_info();

    manAssist.show_namecard_info();

    

    return 0;

}

-namecard.h

#pragma once





class NameCard {

private:

    char * name;

    char * company_name;

    char * phone_number;

    int rank;



public:

    NameCard(const char * name, const char * company_name,

        const char * phone_number, const int rank);

    ~NameCard();

    void show_namecard_info() const;



private:

    void selRank() const;

};



namespace COMP_POS {

    enum {

        CLERK = 100, SENIOR = 300, ASSIST = 400, MANAGER = 500

    };

}

-namecard.cpp

#include "header\namecard.h"

#include <cstring>

#include <iostream>



using std::cout;

using std::endl;



NameCard::NameCard(const char * name, const char * company_name,

        const char * phone_number, const int rank)

    : rank(rank)

{

    this->name = new char[strlen(name) + 1];

    strcpy(this->name, name);



    this->company_name = new char[strlen(company_name) + 1];

    strcpy(this->company_name, company_name);



    this->phone_number = new char[strlen(phone_number) + 1];

    strcpy(this->phone_number, phone_number);

}

    NameCard::~NameCard() {

        delete[] name;

        delete[] company_name;

        delete[] phone_number;



        name = company_name = phone_number = nullptr;

    }

void NameCard::show_namecard_info() const {

    cout << "name : " << name << endl;

    cout << "company : " << company_name << endl;

    cout << "phone : " << phone_number << endl;

    cout << "rank : ";

    selRank();

    cout << endl << endl;

}



void NameCard::selRank() const {

    switch (this->rank) {

    case COMP_POS::CLERK:

        cout << "clerk"; break;

    case COMP_POS::SENIOR:

        cout << "senior"; break;

    case COMP_POS::ASSIST:

        cout << "assist"; break;

    case COMP_POS::MANAGER:

        cout <<"manager"; break;

    }

}