8-3 연습문제

#include <iostream>

#include <cstring>

using namespace std;

class Employee

{

private:

char name[100];

public:

Employee(const char * name)

{

strcpy(this->name, name);

}

void ShowYourName() const

{

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

}

virtual int GetPay() const

{

return 0;

}

virtual void ShowSalaryInfo() const

{  }

};

class PermanentWorker : public Employee

{

private:

int salary;

public:

PermanentWorker(const char * name, int money)

: Employee(name), salary(money)

{  }

int GetPay() const

{

return salary;

}

void ShowSalaryInfo() const

{

ShowYourName();

cout << "salary: " << GetPay() << endl << endl;

}

};

class TemporaryWorker : public Employee

{

private:

int workTime;

int payPerHour;

public:

TemporaryWorker(const char * name, int pay)

: Employee(name), workTime(0), payPerHour(pay)

{  }

void AddWorkTime(int time)

{

workTime += time;

}

int GetPay() const

{

return workTime * payPerHour;

}

void ShowSalaryInfo() const

{

ShowYourName();

cout << "salary: " << GetPay() << endl << endl;

}

};

class SalesWorker : public PermanentWorker

{

private:

int salesResult;    // 월 판매실적

double bonusRatio;    // 상여금 비율 

public:

SalesWorker(const char * name, int money, double ratio)

: PermanentWorker(name, money), salesResult(0), bonusRatio(ratio)

{  }

void AddSalesResult(int value)

{

salesResult += value;

}

int GetPay() const

{

return PermanentWorker::GetPay()

+ (int)(salesResult*bonusRatio);

}

void ShowSalaryInfo() const

{

ShowYourName();

cout << "salary: " << GetPay() << endl << endl;

}

};

class EmployeeHandler

{

private:

Employee * empList[50];

int empNum;

public:

EmployeeHandler() : empNum(0)

{ }

void AddEmployee(Employee* emp)

{

empList[empNum++] = emp;

}

void ShowAllSalaryInfo() const

{

for (int i = 0; i<empNum; i++)

empList[i]->ShowSalaryInfo();

}

void ShowTotalSalary() const

{

int sum = 0;

for (int i = 0; i<empNum; i++)

sum += empList[i]->GetPay();

cout << "salary sum: " << sum << endl;

}

~EmployeeHandler()

{

for (int i = 0; i<empNum; i++)

delete empList[i];

}

};

int main(void)

{

// 직원관리를 목적으로 설계된 컨트롤 클래스의 객체생성

EmployeeHandler handler;

// 정규직 등록

handler.AddEmployee(new PermanentWorker("JUN", 2000));

handler.AddEmployee(new PermanentWorker("LEE", 3500));

// 임시직 등록

TemporaryWorker * alba = new TemporaryWorker("Jung", 1800);

alba->AddWorkTime(5); // 5시간 일한결과 등록

handler.AddEmployee(alba);

// 영업직 등록

SalesWorker * sell = new SalesWorker("Hong", 2000, 0.2);

sell->AddSalesResult(7000); // 영업실적 7000

handler.AddEmployee(sell);

// 이번 달에 지불해야 할 급여의 정보

handler.ShowAllSalaryInfo();

// 이번 달에 지불해야 할 급여의 총합

handler.ShowTotalSalary();

return 0;

}