set.h

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/****
 Hierarchical Data Objects
 Copyright (C) 2005-2010 Werner Van Belle
 http://flow.yellowcouch.org/data/

 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
 the Free Software Foundation; either version 2 of the License, or
 (at your option) any later version.
 
 This program 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 General Public License for more details.

 You should have received a copy of the GNU General Public License
 along with this program; if not, write to the Free Software
 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
****/
#ifndef __loaded__set_h__
#define __loaded__set_h__
using namespace std;
#line 1 "set.h++"
#include "array.h"
#include "numbers.h"

//===============================================================
//         A Set Interpretation of a 1 dimensional array
//===============================================================
class NoElement{};

class Set
{
   typedef Array<1,Data> Content;
   
   Content content;
   
   int next_element;
 private:
   
   void init(Array<1,Data> array)
     {
        content=array;
        next_element=content.size()[0];
     }

   void ensure_size(int S);
   
   int allocated_size()
     {
        return content.size()[0];
     }
 public:
   
   Set() 
     { 
        init(Content());
     };
   
   Set(Data data)
     {
        init(data);
     };
   
   operator Data() 
     {
        return content(Size<1>(next_element));
     };

   Set & operator=(Array<1,Data> & arr)
     { 
        init(arr);
        return *this;
     }
  
   void add(const Data & element);
   
   int size()
     {
        return next_element;
     }
   
   Data& operator[](int i)
     {
        return content[i];
     }
   
};
#endif // __loaded__set_h__

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