circle2.cpp

来自「经典的<<C how to program>一书第三版的例程。」· C++ 代码 · 共 42 行

// Fig. 19.7: circle2.cpp 
// Member function definitions for class Circle
#include <iostream>

using std::cout;
using std::endl;

#include "circle2.h"

// Constructor for Circle calls constructor for Point
Circle::Circle( double r, int a, int b )
   : Point( a, b )   // call base-class constructor
{
   radius = r;  // should validate
   cout << "Circle constructor: radius is "
        << radius << " [" << x << ", " << y << ']' << endl;
}

// Destructor for class Circle
Circle::~Circle()
{
   cout << "Circle destructor:  radius is "
        << radius << " [" << x << ", " << y << ']' << endl;
}



/**************************************************************************
 * (C) Copyright 2000 by Deitel & Associates, Inc. and Prentice Hall.     *
 * All Rights Reserved.                                                   *
 *                                                                        *
 * DISCLAIMER: The authors and publisher of this book have used their     *
 * best efforts in preparing the book. These efforts include the          *
 * development, research, and testing of the theories and programs        *
 * to determine their effectiveness. The authors and publisher make       *
 * no warranty of any kind, expressed or implied, with regard to these    *
 * programs or to the documentation contained in these books. The authors *
 * and publisher shall not be liable in any event for incidental or       *
 * consequential damages in connection with, or arising out of, the       *
 * furnishing, performance, or use of these programs.                     *
 *************************************************************************/