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C/C++ Source or Header  |  1993-10-10  |  333 b   |  16 lines
  1. Listing 3 - A base class for shapes
  2.  
  3. class shape
  4.     {
  5. public:
  6.     enum palette { BLUE, GREEN, RED };
  7.     shape(palette c);
  8.     virtual double area() const;
  9.     virtual const char *name() const;
  10.     virtual ostream &put(ostream &os) const;
  11.     virtual palette color() const;
  12. private:
  13.     palette _color;
  14.     static const char *color_image[RED - BLUE + 1];
  15.     };
  16.