The following code example is taken from the book
C++ Templates - The Complete Guide, 2nd Edition
by David Vandevoorde, Nicolai M. Josuttis, and Douglas Gregor,
Addison-Wesley, 2017
© Copyright David Vandevoorde, Nicolai M. Josuttis, Douglas Gregor 2017
#include "coord.hpp"
// concrete geometric object class Circle
// - \bfseries not derived from any class
class Circle {
public:
void draw() const;
Coord center_of_gravity() const;
//...
};
// concrete geometric object class Line
// - \bfseries not derived from any class
class Line {
public:
void draw() const;
Coord center_of_gravity() const;
//...
};
//...