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/********************************************************************************
* *
* P o i n t C l a s s *
* *
*********************************************************************************
* Copyright (C) 1994,2006 by Jeroen van der Zijp. All Rights Reserved. *
*********************************************************************************
* This library is free software; you can redistribute it and/or *
* modify it under the terms of the GNU Lesser General Public *
* License as published by the Free Software Foundation; either *
* version 2.1 of the License, or (at your option) any later version. *
* *
* This library is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
* Lesser General Public License for more details. *
* *
* You should have received a copy of the GNU Lesser General Public *
* License along with this library; if not, write to the Free Software *
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. *
*********************************************************************************
* $Id: FXPoint.h,v 1.13 2006/01/22 17:58:07 fox Exp $ *
********************************************************************************/
#ifndef FXPOINT_H
#define FXPOINT_H
#ifndef FXSIZE_H
#include "FXSize.h"
#endif
namespace FX {
/// Point
class FXAPI FXPoint {
public:
FXshort x;
FXshort y;
public:
/// Constructors
FXPoint(){ }
FXPoint(const FXSize& s):x(s.w),y(s.h){ }
FXPoint(const FXPoint& p):x(p.x),y(p.y){ }
FXPoint(FXshort xx,FXshort yy):x(xx),y(yy){ }
/// Test if zero
bool operator!() const { return x==0 && y==0; }
/// Equality
bool operator==(const FXPoint& p) const { return x==p.x && y==p.y; }
bool operator!=(const FXPoint& p) const { return x!=p.x || y!=p.y; }
/// Assignment
FXPoint& operator=(const FXPoint& p){ x=p.x; y=p.y; return *this; }
/// Set value from another point
FXPoint& set(const FXPoint& p){ x=p.x; y=p.y; return *this; }
/// Set value from components
FXPoint& set(FXshort xx,FXshort yy){ x=xx; y=yy; return *this; }
/// Assignment operators
FXPoint& operator+=(const FXPoint& p){ x+=p.x; y+=p.y; return *this; }
FXPoint& operator-=(const FXPoint& p){ x-=p.x; y-=p.y; return *this; }
FXPoint& operator*=(FXshort c){ x*=c; y*=c; return *this; }
FXPoint& operator/=(FXshort c){ x/=c; y/=c; return *this; }
/// Negation
FXPoint operator-(){ return FXPoint(-x,-y); }
/// Addition operators
FXPoint operator+(const FXPoint& p) const { return FXPoint(x+p.x,y+p.y); }
FXPoint operator-(const FXPoint& p) const { return FXPoint(x-p.x,y-p.y); }
/// Scale operators
friend inline FXPoint operator*(const FXPoint& p,FXshort c);
friend inline FXPoint operator*(FXshort c,const FXPoint& p);
friend inline FXPoint operator/(const FXPoint& p,FXshort c);
friend inline FXPoint operator/(FXshort c,const FXPoint& p);
/// Save object to a stream
friend FXAPI FXStream& operator<<(FXStream& store,const FXPoint& p);
/// Load object from a stream
friend FXAPI FXStream& operator>>(FXStream& store,FXPoint& p);
};
inline FXPoint operator*(const FXPoint& p,FXshort c){ return FXPoint(p.x*c,p.y*c); }
inline FXPoint operator*(FXshort c,const FXPoint& p){ return FXPoint(c*p.x,c*p.y); }
inline FXPoint operator/(const FXPoint& p,FXshort c){ return FXPoint(p.x/c,p.y/c); }
inline FXPoint operator/(FXshort c,const FXPoint& p){ return FXPoint(c/p.x,c/p.y); }
extern FXAPI FXStream& operator<<(FXStream& store,const FXPoint& p);
extern FXAPI FXStream& operator>>(FXStream& store,FXPoint& p);
}
#endif
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