C & C++ Multimedia Cyber Classroom/C and C++ Multimedia Cyber Classroom (Prentice Hall) (1998).iso/src/fig10_01.jar/Ch10/Fig10_01/Piece1.cpp

C/C++ Source or Header | 1997-10-28 | 849b | 34 lines

// Fig. 10.1: piece1.cpp
// Member function definitions for class PieceWorker
#include <iostream.h>
#include "piece1.h"

// Constructor for class PieceWorker
PieceWorker::PieceWorker( const char *first, const char *last,
                          double w, int q )
   : Employee( first, last )  // call base-class constructor
{
   setWage( w );
   setQuantity( q );
}

// Set the wage
void PieceWorker::setWage( double w )
   { wagePerPiece = w > 0 ? w : 0; }

// Set the number of items output
void PieceWorker::setQuantity( int q )
   { quantity = q > 0 ? q : 0; }

// Determine the PieceWorker's earnings
double PieceWorker::earnings() const
   { return quantity * wagePerPiece; }

// Print the PieceWorker's name
void PieceWorker::print() const
{
   cout << "\n     Piece worker: ";
   Employee::print();
}