// Circle.h

#include <iomanip>
#include "Circle.h"


Circle::Circle( double r, int a, int b )
   : Point( a, b )     
{ 
   setRadius( r ); 
}


void Circle::setRadius( double r ) 
{ 
   radius = ( r >= 0 ? r : 0 ); 
}


double Circle::getRadius() const 
{  
   return radius; 
}


double Circle::area() const
{ 
   return 3.14159 * radius * radius; 
}


void Circle::print() const
{
   cout << "[";
   Point::print();
   cout << " r= " 
        << setiosflags( ios::fixed | ios::showpoint )
        << setprecision( 2 ) 
        << radius << "]";
}