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78 lines
1.6 KiB
C++
78 lines
1.6 KiB
C++
/**********************************************************************
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*
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* GEOS - Geometry Engine Open Source
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* http://geos.osgeo.org
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*
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* Copyright (C) 2006 Refractions Research Inc.
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*
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* This is free software; you can redistribute and/or modify it under
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* the terms of the GNU Lesser General Public Licence as published
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* by the Free Software Foundation.
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* See the COPYING file for more information.
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*
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**********************************************************************/
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#ifndef GEOS_IDX_BINTREE_NODE_H
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#define GEOS_IDX_BINTREE_NODE_H
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#include <geos/export.h>
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#include <geos/index/bintree/NodeBase.h> // for inheritance
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// Forward declarations
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namespace geos {
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namespace index {
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namespace bintree {
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class Interval;
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}
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}
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}
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namespace geos {
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namespace index { // geos::index
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namespace bintree { // geos::index::bintree
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/// A node of a Bintree.
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class GEOS_DLL Node: public NodeBase {
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public:
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static Node* createNode(Interval* itemInterval);
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static Node* createExpanded(Node* node, Interval* addInterval);
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Node(Interval* newInterval, int newLevel);
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~Node() override;
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Interval* getInterval();
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Node* getNode(Interval* searchInterval);
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NodeBase* find(Interval* searchInterval);
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void insert(Node* node);
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private:
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Interval* interval;
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double centre;
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int level;
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Node* getSubnode(int index);
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Node* createSubnode(int index);
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protected:
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bool isSearchMatch(Interval* itemInterval) override;
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};
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} // namespace geos::index::bintree
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} // namespace geos::index
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} // namespace geos
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#endif // GEOS_IDX_BINTREE_NODE_H
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