bintree/NodeBase.h
/**********************************************************************
*
* GEOS - Geometry Engine Open Source
* http://geos.osgeo.org
*
* Copyright (C) 2006 Refractions Research Inc.
*
* This is free software; you can redistribute and/or modify it under
* the terms of the GNU Lesser General Public Licence as published
* by the Free Software Foundation.
* See the COPYING file for more information.
*
**********************************************************************/
#pragma once
#include <geos/export.h>
#include <vector>
// Forward declarations
namespace geos {
namespace index {
namespace bintree {
class Node;
class Interval;
}
}
}
namespace geos {
namespace index { // geos::index
namespace bintree { // geos::index::bintree
class GEOS_DLL NodeBase {
public:
static int getSubnodeIndex(Interval* interval, double centre);
NodeBase();
virtual ~NodeBase();
virtual std::vector<void*>* getItems();
virtual void add(void* item);
virtual std::vector<void*>* addAllItems(std::vector<void*>* newItems);
virtual std::vector<void*>* addAllItemsFromOverlapping(Interval* interval,
std::vector<void*>* resultItems);
virtual int depth();
virtual int size();
virtual int nodeSize();
protected:
std::vector<void*>* items;
Node* subnode[2];
virtual bool isSearchMatch(Interval* interval) = 0;
private:
NodeBase(const NodeBase&) = delete;
NodeBase& operator=(const NodeBase&) = delete;
};
} // namespace geos::index::bintree
} // namespace geos::index
} // namespace geos
geos::index::bintree::Interval
Represents an (1-dimensional) closed interval on the Real number line.
Definition bintree/Interval.h:24
geos::index::bintree::NodeBase::subnode
Node * subnode[2]
Definition bintree/NodeBase.h:69
geos::index::bintree::Node
A node of a Bintree.
Definition index/bintree/Node.h:34
geos::index::bintree
Contains classes that implement a Binary Interval Tree index.
Definition Bintree.h:28
geos::index
Provides classes for various kinds of spatial indexes.
Definition CleanCoverage.h:39
geos
Basic namespace for all GEOS functionalities.
Definition geos.h:38