概述
首先在Employee.h里面写入所需要的类,Manager,Technician,SalesMan,SaleManager.
考录到SaleManager既有固定薪水又有提成,所以直接让它继承Manager和SaleMan,因此为了减省代码和空间,将manager和SaleMan都是虚继承。
c++中没有java中接口这个概念,可以用纯虚函数实现接口 。
为了计算销售人员的数目,用了两个静态成员变量,一个用来计算总人数,给工号的,一个用来算销售人员总人数的。
Employee.h
#ifndef _EMPLOYEE_H
#define _EMPLOYEE_H
#include <iostream>
#include <string.h>
using namespace std;
class Employee
{
protected:
string m_name;
// int m_age;
// char m_sex;
int m_id;
double m_salary;
static int count; //编号
public:
Employee();
virtual double Get_salary() = 0; //纯虚函数
virtual void print() = 0;
};
class Manager : virtual public Employee
{
protected:
int m_base;
public:
Manager(string n, int b);
double Get_salary();
void print();
};
class Technician : public Employee
{
private:
int m_day;
public:
Technician(string n, int d);
double Get_salary();
void print();
};
class SaleMan : virtual public Employee
{
protected:
static int sale_num;
int m_sale;
public:
SaleMan(string n, int s);
double Get_salary();
void print();
};
class SaleManager : public SaleMan, public Manager
{
public:
SaleManager(string n);
double Get_salary();
void print();
};
#endif
Employee.cpp
#include <iostream>
#include <string.h>
#include "Employee.h"
using namespace std;
int Employee::count = 0;
int SaleMan::sale_num = 0;
Employee::Employee()
{
count++;
m_id = count;
}
Manager::Manager(string n, int b=8000)
{
m_name = n;
m_base = b;
}
double Manager::Get_salary()
{
m_salary = m_base;
return m_salary;
}
void Manager::print()
{
cout << "名字:" << m_name << "工号:" << m_id << "工资:" << Get_salary() << endl;
}
Technician::Technician(string n,int d)
{
m_name = n;
m_day = d;
}
double Technician::Get_salary()
{
m_salary = 300*m_day;
return m_salary;
}
void Technician::print()
{
cout << "名字:" << m_name << "工号:" << m_id << "工资:" << Get_salary() << endl;
}
SaleMan::SaleMan(string n ,int s = 0)
{
m_name = n;
m_sale = s;
sale_num += m_sale;
}
double SaleMan::Get_salary()
{
m_salary = 0.04*m_sale;
return m_salary;
}
void SaleMan::print()
{
cout << "名字:" << m_name << "工号:" << m_id << "工资:" << Get_salary() << endl;
}
SaleManager::SaleManager(string n) : SaleMan(n) , Manager(n,4000)
{
}
double SaleManager::Get_salary()
{
m_salary = m_base + 0.02 * sale_num;
return m_salary;
}
void SaleManager::print()
{
cout << "名字:" << m_name << "工号:" << m_id << "工资:" << Get_salary() << endl;
}
main.cpp
//公司有四种职位 经理(Manager) 技术人员(Technician) 销售(SaleMan) 销售经理(SaleManager)
//每增加一个人,工号加1
//薪资:经理 8000 技术人员 300/天 销售 总额*4% 销售经理 部门销售额*2%+4000
#include "Employee.h"
#include <iostream>
using namespace std;
int main()
{
srand(time(NULL));
char name[20] = {0};
Employee *pt[5] = {0};
Employee *ps[10] = {0};
Employee *psm = NULL;
Employee *pm = new Manager("aa", 8000);
for(int i = 0;i<5;i++)
{
sprintf(name, "Technician%d",i);
pt[i] = new Technician(name ,rand() %22+1);
pt[i]->print();
}
for(int i = 0;i<10;i++)
{
sprintf(name ,"S%d", i);
ps[i] = new SaleMan(name ,rand() % 200000);
ps[i]->print();
}
psm = new SaleManager("bb");
psm->print();
return 0;
}
main函数中用到了很多随机的函数,之前没学过,老师上课带着我们敲了一下,可以记住。
最后
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