C++

//WE HAVE TO

// TODO - Add an object of CommissionEmployee

// Run the print method of CommissionEmployee

// Fig. 11.9: fig11_09.cpp

// Testing class BasePlusCommissionEmployee.

#include

#include

#include "BasePlusCommissionEmployee.h" // class definition

#include "BasePlusCommissionEmployee.cpp"

#include "CommissionEmployee.cpp"

using namespace std;

int main()

{

// instantiate BasePlusCommissionEmployee object

BasePlusCommissionEmployee

employee( "Bob", "Lewis", "333-33-3333", 5000, .04, 300 );

// set floating-point output formatting

cout << fixed << setprecision( 2 );

// get commission employee data

cout << "Employee information obtained by get functions: "

<< " First name is " << employee.getFirstName()

<< " Last name is " << employee.getLastName()

<< " Social security number is "

<< employee.getSocialSecurityNumber()

<< " Gross sales is " << employee.getGrossSales()

<< " Commission rate is " << employee.getCommissionRate()

<< " Base salary is " << employee.getBaseSalary() << endl;

employee.setBaseSalary( 1000 ); // set base salary

cout << " Updated employee information output by print function: "<< endl;

employee.print(); // display the new employee information

// display the employee's earnings

cout << " Employee's earnings: $" << employee.earnings() << endl;

d1;

d1.print();

return 0;

} // end main

// TODO - Add an object of CommissionEmployee

// Run the print method of CommissionEmployee

};

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BasePlusCommissionEmployee.h

#ifndef BASEPLUS_H #define BASEPLUS_H

#include // C++ standard string class #include "CommissionEmployee.h" // CommissionEmployee class declaration

class BasePlusCommissionEmployee : public CommissionEmployee { public: BasePlusCommissionEmployee( const std::string &, const std::string &, const std::string &, double = 0.0, double = 0.0, double = 0.0 );

void setBaseSalary( double ); // set base salary double getBaseSalary() const; // return base salary

double earnings() const; // calculate earnings void print() const; // print BasePlusCommissionEmployee object private: double baseSalary; // base salary }; // end class BasePlusCommissionEmployee

#endif

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BasePlusCommissionEmployee.cpp

// Fig. 11.11: BasePlusCommissionEmployee.cpp // Class BasePlusCommissionEmployee member-function definitions. #include #include #include "BasePlusCommissionEmployee.h" // class definition using namespace std;

// constructor BasePlusCommissionEmployee::BasePlusCommissionEmployee( const string &first, const string &last, const string &ssn, double sales, double rate, double salary ) // explicitly call base-class constructor : CommissionEmployee( first, last, ssn, sales, rate ) { setBaseSalary( salary ); // validate and store base salary } // end BasePlusCommissionEmployee constructor

// set base salary void BasePlusCommissionEmployee::setBaseSalary( double salary ) { if ( salary >= 0.0 ) baseSalary = salary; else throw invalid_argument( "Salary must be >= 0.0" ); } // end function setBaseSalary

// return base salary double BasePlusCommissionEmployee::getBaseSalary() const { return baseSalary; } // end function getBaseSalary

// calculate earnings double BasePlusCommissionEmployee::earnings() const { // derived class cannot access the base class's private data return baseSalary + ( commissionRate * grossSales ); } // end function earnings

// print BasePlusCommissionEmployee object void BasePlusCommissionEmployee::print() const { // derived class cannot access the base class's private data cout << "base-salaried commission employee: " << firstName << ' ' << lastName << " social security number: " << socialSecurityNumber << " gross sales: " << grossSales << " commission rate: " << commissionRate << " base salary: " << baseSalary; } // end function print

double earnings() const; // calculate earnings void print() const; // print BasePlusCommissionEmployee object private: double baseSalary; // base salary }; // end class BasePlusCommissionEmployee

#endif

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ComissionEmployee.h

#ifndef COMMISSION_H #define COMMISSION_H

#include // C++ standard string class

class CommissionEmployee { public: CommissionEmployee( const std::string &, const std::string &, const std::string &, double = 0.0, double = 0.0 );

void setFirstName( const std::string & ); // set first name std::string getFirstName() const; // return first name

void setLastName( const std::string & ); // set last name std::string getLastName() const; // return last name

void setSocialSecurityNumber( const std::string & ); // set SSN std::string getSocialSecurityNumber() const; // return SSN

void setGrossSales( double ); // set gross sales amount double getGrossSales() const; // return gross sales amount

void setCommissionRate( double ); // set commission rate (percentage) double getCommissionRate() const; // return commission rate

double earnings() const; // calculate earnings void print() const; // print CommissionEmployee object protected: std::string firstName; std::string lastName; std::string socialSecurityNumber; double grossSales; // gross weekly sales

double commissionRate; // commission percentage }; // end class CommissionEmployee

#endif

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