Leaf.h

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/******************************************************************************
 * Project:  libspatialindex - A C++ library for spatial indexing
 * Author:   Marios Hadjieleftheriou, [email protected]
 ******************************************************************************
 * Copyright (c) 2002, Marios Hadjieleftheriou
 *
 * All rights reserved.
 * 
 * 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,
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******************************************************************************/
 
#pragma once
 
namespace SpatialIndex
{
        namespace RTree
        {
                class Leaf : public Node
                {
                public:
                        virtual ~Leaf();
 
                protected:
                        Leaf(RTree* pTree, id_type id);
 
                        virtual NodePtr chooseSubtree(const Region& mbr, uint32_t level, std::stack<id_type>& pathBuffer);
                        virtual NodePtr findLeaf(const Region& mbr, id_type id, std::stack<id_type>& pathBuffer);
 
                        virtual void split(uint32_t dataLength, byte* pData, Region& mbr, id_type id, NodePtr& left, NodePtr& right);
 
                        virtual void deleteData(id_type id, std::stack<id_type>& pathBuffer);
 
                        friend class RTree;
                        friend class BulkLoader;
                }; // Leaf
        }
}