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<h1>FXPoint.h</h1><div class="fragment"><pre>00001 <span class="comment">/********************************************************************************</span>
00002 <span class="comment">* *</span>
00003 <span class="comment">* P o i n t C l a s s *</span>
00004 <span class="comment">* *</span>
00005 <span class="comment">*********************************************************************************</span>
00006 <span class="comment">* Copyright (C) 1994,2004 by Jeroen van der Zijp. All Rights Reserved. *</span>
00007 <span class="comment">*********************************************************************************</span>
00008 <span class="comment">* This library is free software; you can redistribute it and/or *</span>
00009 <span class="comment">* modify it under the terms of the GNU Lesser General Public *</span>
00010 <span class="comment">* License as published by the Free Software Foundation; either *</span>
00011 <span class="comment">* version 2.1 of the License, or (at your option) any later version. *</span>
00012 <span class="comment">* *</span>
00013 <span class="comment">* This library is distributed in the hope that it will be useful, *</span>
00014 <span class="comment">* but WITHOUT ANY WARRANTY; without even the implied warranty of *</span>
00015 <span class="comment">* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *</span>
00016 <span class="comment">* Lesser General Public License for more details. *</span>
00017 <span class="comment">* *</span>
00018 <span class="comment">* You should have received a copy of the GNU Lesser General Public *</span>
00019 <span class="comment">* License along with this library; if not, write to the Free Software *</span>
00020 <span class="comment">* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. *</span>
00021 <span class="comment">*********************************************************************************</span>
00022 <span class="comment">* $Id: FXPoint.h,v 1.7 2004/02/08 17:17:34 fox Exp $ *</span>
00023 <span class="comment">********************************************************************************/</span>
00024 <span class="preprocessor">#ifndef FXPOINT_H</span>
00025 <span class="preprocessor"></span><span class="preprocessor">#define FXPOINT_H</span>
00026 <span class="preprocessor"></span>
00027
00028 <span class="keyword">namespace </span>FX {
00029 <span class="comment"></span>
00030 <span class="comment">/// Point</span>
<a name="l00031"></a><a class="code" href="classFX_1_1FXPoint.html">00031</a> <span class="comment"></span><span class="keyword">class </span>FXAPI FXPoint {
00032 <span class="keyword">public</span>:
00033 FXshort x;
00034 FXshort y;
00035 <span class="keyword">public</span>:
00036 <span class="comment"></span>
00037 <span class="comment"> /// Constructors</span>
<a name="l00038"></a><a class="code" href="classFX_1_1FXPoint.html#a0">00038</a> <span class="comment"></span> FXPoint(){ }
00039 FXPoint(<span class="keyword">const</span> FXSize& s):x(s.w),y(s.h){ }
00040 FXPoint(<span class="keyword">const</span> FXPoint& p):x(p.x),y(p.y){ }
00041 FXPoint(FXshort xx,FXshort yy):x(xx),y(yy){ }
00042 <span class="comment"></span>
00043 <span class="comment"> /// Equality</span>
<a name="l00044"></a><a class="code" href="classFX_1_1FXPoint.html#n0">00044</a> <span class="comment"></span> <span class="keyword">friend</span> FXAPI FXbool operator==(<span class="keyword">const</span> FXPoint& p,<span class="keyword">const</span> FXPoint& q){ <span class="keywordflow">return</span> p.<a class="code" href="classFX_1_1FXPoint.html#o0">x</a>==q.<a class="code" href="classFX_1_1FXPoint.html#o0">x</a> && p.<a class="code" href="classFX_1_1FXPoint.html#o1">y</a>==q.<a class="code" href="classFX_1_1FXPoint.html#o1">y</a>; }
00045 <span class="keyword">friend</span> FXAPI FXbool operator!=(<span class="keyword">const</span> FXPoint& p,<span class="keyword">const</span> FXPoint& q){ <span class="keywordflow">return</span> p.x!=q.x || p.y!=q.y; }
00046 <span class="comment"></span>
00047 <span class="comment"> /// Assignment</span>
<a name="l00048"></a><a class="code" href="classFX_1_1FXPoint.html#a4">00048</a> <span class="comment"></span> FXPoint& operator=(<span class="keyword">const</span> FXPoint& p){ x=p.<a class="code" href="classFX_1_1FXPoint.html#o0">x</a>; y=p.<a class="code" href="classFX_1_1FXPoint.html#o1">y</a>; <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00049 FXPoint& operator=(<span class="keyword">const</span> FXSize& s){ x=s.w; y=s.h; <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00050 <span class="comment"></span>
00051 <span class="comment"> /// Assignment operators</span>
<a name="l00052"></a><a class="code" href="classFX_1_1FXPoint.html#a6">00052</a> <span class="comment"></span> FXPoint& operator+=(<span class="keyword">const</span> FXPoint& p){ x+=p.<a class="code" href="classFX_1_1FXPoint.html#o0">x</a>; y+=p.<a class="code" href="classFX_1_1FXPoint.html#o1">y</a>; <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00053 FXPoint& operator+=(<span class="keyword">const</span> FXSize& s){ x+=s.w; y+=s.h; <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00054 FXPoint& operator-=(<span class="keyword">const</span> FXPoint& p){ x-=p.x; y-=p.y; <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00055 FXPoint& operator-=(<span class="keyword">const</span> FXSize& s){ x-=s.w; y-=s.h; <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00056 FXPoint& operator*=(FXshort c){ x*=c; y*=c; <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00057 FXPoint& operator/=(FXshort c){ x/=c; y/=c; <span class="keywordflow">return</span> *<span class="keyword">this</span>; }
00058 <span class="comment"></span>
00059 <span class="comment"> /// Negation</span>
<a name="l00060"></a><a class="code" href="classFX_1_1FXPoint.html#a12">00060</a> <span class="comment"></span> FXPoint operator-(){ <span class="keywordflow">return</span> FXPoint(-x,-y); }
00061 <span class="comment"></span>
00062 <span class="comment"> /// Other operators</span>
<a name="l00063"></a><a class="code" href="classFX_1_1FXPoint.html#n2">00063</a> <span class="comment"></span> <span class="keyword">friend</span> FXAPI FXPoint operator+(<span class="keyword">const</span> FXPoint& p,<span class="keyword">const</span> FXPoint& q){ <span class="keywordflow">return</span> FXPoint(p.<a class="code" href="classFX_1_1FXPoint.html#o0">x</a>+q.<a class="code" href="classFX_1_1FXPoint.html#o0">x</a>,p.<a class="code" href="classFX_1_1FXPoint.html#o1">y</a>+q.<a class="code" href="classFX_1_1FXPoint.html#o1">y</a>); }
00064 <span class="keyword">friend</span> FXAPI FXPoint operator+(<span class="keyword">const</span> FXPoint& p,<span class="keyword">const</span> FXSize& s){ <span class="keywordflow">return</span> FXPoint(p.x+s.w,p.y+s.h); }
00065 <span class="keyword">friend</span> FXAPI FXPoint operator+(<span class="keyword">const</span> FXSize& s,<span class="keyword">const</span> FXPoint& p){ <span class="keywordflow">return</span> FXPoint(s.w+p.x,s.h+p.y); }
00066
00067 <span class="keyword">friend</span> FXAPI FXPoint operator-(<span class="keyword">const</span> FXPoint& p,<span class="keyword">const</span> FXPoint& q){ <span class="keywordflow">return</span> FXPoint(p.x-q.x,p.y-q.y); }
00068 <span class="keyword">friend</span> FXAPI FXPoint operator-(<span class="keyword">const</span> FXPoint& p,<span class="keyword">const</span> FXSize& s){ <span class="keywordflow">return</span> FXPoint(p.x-s.w,p.y-s.h); }
00069 <span class="keyword">friend</span> FXAPI FXPoint operator-(<span class="keyword">const</span> FXSize& s,<span class="keyword">const</span> FXPoint& p){ <span class="keywordflow">return</span> FXPoint(s.w-p.x,s.h-p.y); }
00070
00071 <span class="keyword">friend</span> FXAPI FXPoint operator*(<span class="keyword">const</span> FXPoint& p,FXshort c){ <span class="keywordflow">return</span> FXPoint(p.x*c,p.y*c); }
00072 <span class="keyword">friend</span> FXAPI FXPoint operator*(FXshort c,<span class="keyword">const</span> FXPoint& p){ <span class="keywordflow">return</span> FXPoint(c*p.x,c*p.y); }
00073 <span class="keyword">friend</span> FXAPI FXPoint operator/(<span class="keyword">const</span> FXPoint& p,FXshort c){ <span class="keywordflow">return</span> FXPoint(p.x/c,p.y/c); }
00074 <span class="keyword">friend</span> FXAPI FXPoint operator/(FXshort c,<span class="keyword">const</span> FXPoint& p){ <span class="keywordflow">return</span> FXPoint(c/p.x,c/p.y); }
00075 <span class="comment"></span>
00076 <span class="comment"> /// Save object to a stream</span>
00077 <span class="comment"></span> <span class="keyword">friend</span> FXAPI FXStream& operator<<(FXStream& store,<span class="keyword">const</span> FXPoint& p);
00078 <span class="comment"></span>
00079 <span class="comment"> /// Load object from a stream</span>
00080 <span class="comment"></span> <span class="keyword">friend</span> FXAPI FXStream& operator>>(FXStream& store,FXPoint& p);
00081 };
00082
00083 }
00084
00085 <span class="preprocessor">#endif</span>
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