www.pudn.com > RSImageManger.rar > PLPOINT.H

/* 
/-------------------------------------------------------------------- 
| 
|      $Id: plpoint.h,v 1.2 2000/01/10 23:52:59 Ulrich von Zadow Exp $ 
| 
|      Copyright (c) 1996-1998 Ulrich von Zadow 
| 
\-------------------------------------------------------------------- 
*/ 
 
#ifndef INCL_PLPOINT 
#define INCL_PLPOINT 
 
#ifdef _MFC_VER 
#define CPLPoint CPoint 
#else 
 
//! Simple point class for 2d coordinate manipulations. This class 
//! contains only inline functions and nothing virtual. Its member variables 
//! are public.
 
//! In effect, this class emulates most of MFC's point class for non-MFC 
//! compiles. For MFC compiles, we have a #define CPLPoint CPoint. 
class CPLPoint 
{ 
public: 
  int x; 
  int y; 
 
  //! 
  CPLPoint 
  (); 
 
  //! 
  CPLPoint 
  ( int X, 
    int Y 
  ); 
 
  //! 
  BOOL operator == 
  ( CPLPoint pt 
  ) const; 
 
  //! 
  BOOL operator != 
  ( CPLPoint pt 
  ) const; 
 
  //! 
  void operator += 
  ( CPLPoint pt 
  ); 
 
  //! 
  void operator -= 
  ( CPLPoint pt 
  ); 
 
  //! 
  CPLPoint operator - 
  () const; 
 
  //! 
  CPLPoint operator + 
  ( CPLPoint pt 
  ) const; 
}; 
 
inline CPLPoint::CPLPoint 
() 
{} 
 
 
inline CPLPoint::CPLPoint 
( int X, 
  int Y 
) 
{ 
  x = X; 
  y = Y; 
} 
 
inline BOOL CPLPoint::operator == 
( CPLPoint pt 
) const 
{ 
  return (x == pt.x && y == pt.y); 
} 
 
inline BOOL CPLPoint::operator != 
( CPLPoint pt 
) const 
{ 
  return (x != pt.x || y != pt.y); 
} 
 
inline void CPLPoint::operator += 
( CPLPoint pt 
) 
{ 
  x += pt.x; 
  y += pt.y; 
} 
 
inline void CPLPoint::operator -= 
( CPLPoint pt 
) 
{ 
  x -= pt.x; 
  y -= pt.y; 
} 
 
inline CPLPoint CPLPoint::operator - 
() const 
{ 
  return CPLPoint(-x, -y); 
} 
 
inline CPLPoint CPLPoint::operator + 
( CPLPoint pt 
) const 
{ 
  return CPLPoint(x + pt.x, y + pt.y); 
} 
 
#endif  // _MFC_VER 
 
#endif 
 
/* 
/-------------------------------------------------------------------- 
| 
|      $Log: plpoint.h,v $ 
|      Revision 1.2  2000/01/10 23:52:59  Ulrich von Zadow 
|      Changed formatting & removed tabs. 
| 
|      Revision 1.1  1999/12/09 16:35:58  Ulrich von Zadow 
|      Added CPLPoint. 
| 
| 
\-------------------------------------------------------------------- 
*/