/trunk/Examples/pike/class/example.h

 1/* File : example.h */
 2
 3class Shape {
 4public:
 5  Shape();
 6  virtual ~Shape();
 7  double  x, y;   
 8  void    move(double dx, double dy);
 9  virtual double area() const = 0;
10  virtual double perimeter() const = 0;
11  static  int nshapes;
12};
13
14class Circle : public Shape {
15private:
16  double radius;
17public:
18  Circle(double r) : radius(r) { };
19  virtual double area() const;
20  virtual double perimeter() const;
21};
22
23class Square : public Shape {
24private:
25  double width;
26public:
27  Square(double w) : width(w) { };
28  virtual double area() const;
29  virtual double perimeter() const;
30};
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