// File: Employee.h
// Abstract base class Employee
#ifndef EMPLOYEE_H
#define EMPLOYEE_H

#include <iostream>
#include <string>

using namespace std;

class Employee {
public:
   Employee(const string &first, const string &last);

   void setFirstName(const string &fst);
   void setLastName(const string &lst);
   
   const string &getFirstName() const;
   const string &getLastName() const;

   // Pure virtual function makes Employee abstract base class
   virtual double earnings() const = 0;   // pure virtual
   virtual void print(ostream &dest) const;            // virtual
private:
   string firstName;
   string lastName;
};

#endif