bintree/Root.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 <geos/index/bintree/NodeBase.h> // for inheritance
// Forward declarations
namespace geos {
namespace index {
namespace bintree {
class Interval;
class Node;
}
}
}
namespace geos {
namespace index { // geos::index
namespace bintree { // geos::index::bintree
class GEOS_DLL Root: public NodeBase {
private:
// the singleton root node is centred at the origin.
static double origin;
void insertContained(Node* tree,
Interval* itemInterval,
void* item);
public:
Root() {}
~Root() override {}
void insert(Interval* itemInterval, void* item);
protected:
bool
isSearchMatch(Interval* /*interval*/) override
{
return true;
}
};
} // 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::Node
A node of a Bintree.
Definition index/bintree/Node.h:34
geos::index::bintree::Root::insert
void insert(Interval *itemInterval, void *item)
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