FTList.h

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Author : sammy
Date : 2008-04-12 22:44:48
Hash : 141112c4
Message : * Add licensing information to all files in the library.
include/FTList.h
/*
 * FTGL - OpenGL font library
 *
 * Copyright (c) 2001-2004 Henry Maddocks <ftgl@opengl.geek.nz>
 *
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sublicense, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to
 * the following conditions:
 * 
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
 * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 *
 * Alternatively, you can redistribute and/or modify this software 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.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA.
 */

#ifndef    __FTList__
#define    __FTList__

#include "FTGL.h"

/**
* Provides a non-STL alternative to the STL list
 */
template <typename FT_LIST_ITEM_TYPE>
class FTGL_EXPORT FTList
{
    public:
        typedef FT_LIST_ITEM_TYPE value_type;
        typedef value_type& reference;
        typedef const value_type& const_reference;
        typedef size_t size_type;

        /**
         * Constructor
         */
        FTList()
        :   listSize(0),
            tail(0)
        {
            tail = NULL;
            head = new Node;
        }

        /**
         * Destructor
         */
        ~FTList()
        {
            Node* next;
            
            for( Node *walk = head; walk; walk = next)
            {
                next = walk->next;
                delete walk;
            }
        }

        /**
         * Get the number of items in the list
         */
        size_type size() const
        {
            return listSize;
        }

        /**
         * Add an item to the end of the list
         */
        void push_back( const value_type& item)
        {
            Node* node = new Node( item);
            
            if( head->next == NULL)
            {
                head->next = node;
            }

            if( tail)
            {
                tail->next = node;
            }
            tail = node;
            ++listSize;
        }
        
        /**
         * Get the item at the front of the list
         */
        reference front() const
        {
            return head->next->payload;
        }

        /**
         * Get the item at the end of the list
         */
        reference back() const
        {
            return tail->payload;
        }

    private:
        struct Node
        {
            Node()
            :	next(NULL)
            {}

            Node( const value_type& item)
            :	next(NULL)
            {
                payload = item;
            }
            
            Node* next;
            
            value_type payload;
        };
        
        size_type listSize;

        Node* head;
        Node* tail;
};

#endif // __FTList__
kc3-lang/ftgl/include/FTList.h

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kc3-lang/ftgl /include/FTList.h
