point4.h

《c＋＋大学教程》源码

// Fig. 9.25: point4.h
// Point4 class definition represents an x-y coordinate pair.
#ifndef POINT4_H
#define POINT4_H

class Point4 {

public:
   Point4( int = 0, int = 0 ); // default constructor
   ~Point4();           // destructor

   void setX( int );    // set x in coordinate pair
   int getX() const;    // return x from coordinate pair
   
   void setY( int );    // set y in coordinate pair
   int getY() const;    // return y from coordinate pair
   
   void print() const;  // output Point3 object

private: 
   int x;  // x part of coordinate pair
   int y;  // y part of coordinate pair

}; // end class Point4

#endif

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