truck.cpp

《c＋＋大学教程实验指导书》源码

// Chapter 9 of C++ How to Program
// truck.cpp
#include "truck.h"

/* Write definition for class Truck's constructor */

// function hasCargo definition
bool Truck::hasCargo() const
{
   return cargo;

} // end function hasCargo

// function setCargo definition
void Truck::setCargo( bool c ) 
{
   cargo = c;

} // end function setCargo

// function operator<< definition
ostream &operator<<( ostream &output, const Truck &t )
{
   output << t.getClassName() << "\n"
          << "\tNumber of doors: " 
          << t.getNumberOfDoors()
          << "\n\tNumber of cylinders: " 
          << t.getNumberOfCylinders()
          << "\n\tTransmission type: " 
          << t.getTransmissionType()
          << "\n\tColor: " << t.getColor()
          << "\n\tFuel level: " 
          << t.getFuelLevel() << "\n";

   if ( t.cargo )
      output << "\tThe truck is carrying cargo.\n";

   else
      output << "\tThe truck is not carrying cargo.\n";

   return output;

} // end function operator<<

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 * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice      *
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