kpoint.h

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// KPoint - (c) by Reginald Stadlbauer 1998 <[e-mail]>
// Version: 0.0.1

#ifndef kpoint_h
#define kpoint_h

class QPoint;

/**
 * Class for reperesenting a point by its X and Y coordinate. It's sorce compatible
 * to the Qt class QPoint, but KPoint uses 32 bit integers for the coordinates.
 * @short Class for representing a point by (x,y)
 * @author Reginald Stadlbauer <[e-mail]>
 * @version 0.0.1
 */

class  KPoint
{
public:
  KPoint();
  KPoint(int _xpos,int _ypos);
  KPoint(const QPoint &_pnt);
  
  bool isNull() const;
  
  int x() const;
  int y() const;
  void setX(int _xpos);
  void setY(int _ypos);
  
  int &rx();
  int &ry();
  
  KPoint &operator+=(const KPoint &_pnt);
  KPoint &operator-=(const KPoint &_pnt);
  KPoint &operator*=(int _c);
  KPoint &operator*=(double _c);
  KPoint &operator/=(int _c);
  KPoint &operator/=(double _c);

  operator QPoint() const;
  
  friend bool operator==(const KPoint &_pnt1,const KPoint &_pnt2);
  friend bool operator!=(const KPoint &_pnt1,const KPoint &_pnt2);
  friend bool operator==(const QPoint &_pnt1,const KPoint &_pnt2);
  friend bool operator!=(const QPoint &_pnt1,const KPoint &_pnt2);
  friend bool operator==(const KPoint &_pnt1,const QPoint &_pnt2);
  friend bool operator!=(const KPoint &_pnt1,const QPoint &_pnt2);
  friend KPoint operator+(const KPoint &_pnt1,const KPoint &_pnt2);
  friend KPoint operator-(const KPoint &_pnt1,const KPoint &_pnt2);
  friend KPoint operator*(const KPoint &_pnt,int _c);
  friend KPoint operator*(int _c,const KPoint &_pnt);
  friend KPoint operator*(const KPoint &_pnt,double _c);
  friend KPoint operator*(double _c,const KPoint &_pnt);
  friend KPoint operator-(const KPoint &_pnt);
  friend KPoint operator/(const KPoint &_pnt,int _c);
  friend KPoint operator/(const KPoint &_pnt,double _c);

protected:
  int xpos,ypos;

};

#endif