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algorithms.h

00001 /*
00002   Crystal Space General Algorithms
00003   Copyright (C)2005 by Eric sunshine <sunshine@sunshineco.com>
00004 
00005   This library is free software; you can redistribute it and/or
00006   modify it under the terms of the GNU Library General Public
00007   License as published by the Free Software Foundation; either
00008   version 2 of the License, or (at your option) any later version.
00009 
00010   This library is distributed in the hope that it will be useful,
00011   but WITHOUT ANY WARRANTY; without even the implied warranty of
00012   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013   Library General Public License for more details.
00014 
00015   You should have received a copy of the GNU Library General Public
00016   License along with this library; if not, write to the Free
00017   Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
00018 */
00019 
00020 #ifndef __CSUTIL_ALGORITHMS_H__
00021 #define __CSUTIL_ALGORITHMS_H__
00022 
00023 namespace CrystalSpace
00024 {
00029   template <class T, class Fn>
00030   inline Fn& ForEach (T it, Fn& Func)
00031   {
00032     while (it.HasNext ())
00033     {
00034       Func (it.Next ());
00035     }
00036     return Func;
00037   }
00038 
00039   template <class T1, class T2>
00040   struct ConditionAdd
00041   {
00042     ConditionAdd (T1 op1, T2 op2)
00043     { }
00044 
00045     template<class T>
00046     bool operator () (T obj)
00047     {
00048       return (op1 (obj) && op2 (obj));
00049     }
00050   private:
00051     T1 op1;
00052     T2 op2;
00053   };
00054 }
00055 
00056 #endif

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