cubeb.cpp

《c＋＋大学教程实验指导书》源码

//cubeb.cpp
//member function definitions for class Cube
#include <iostream> 

using std::cout; 
using std::fixed;

#include <iomanip> 

using std::setprecision; 

#include "cubeb.h"

// constructor
Cube::Cube( double xValue, double yValue, double zValue, double sideValue ) 
     : squareObject( xValue, yValue, zValue, sideValue ) 
{ 
   // empty body

} // end class Cube constructor

// function print definition
void Cube::print() const
{
   cout << fixed
        << "The lower left coordinate of the cube is: [" << setprecision( 2 )
        << squareObject.getXCoord() << ", " << setprecision( 2 )
        << squareObject.getYCoord() << ", " << setprecision( 2 )
        << squareObject.getZCoord() << "]\nThe cube side is: "
        << setprecision( 2 ) << squareObject.getSide() 
        << "\nThe surface area of the cube is: " << setprecision( 2 ) << area() 
        << "\nThe volume of the cube is: " << setprecision( 2 ) << volume() << '\n';

} // end function print

// function area definition
double Cube::area() const  
{ 
   return 6 * squareObject.area(); 

} // end function area

// function volume definition
double Cube::volume() const
{ 
   return squareObject.area() * squareObject.getSide(); 

} // end function volume

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