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Root.h

00001 /**********************************************************************
00002  * $Id: Root.h 2556 2009-06-06 22:22:28Z strk $
00003  *
00004  * GEOS - Geometry Engine Open Source
00005  * http://geos.refractions.net
00006  *
00007  * Copyright (C) 2006 Refractions Research Inc.
00008  *
00009  * This is free software; you can redistribute and/or modify it under
00010  * the terms of the GNU Lesser General Public Licence as published
00011  * by the Free Software Foundation. 
00012  * See the COPYING file for more information.
00013  *
00014  **********************************************************************
00015  *
00016  * Last port: index/quadtree/Root.java rev 1.7 (JTS-1.10)
00017  *
00018  **********************************************************************/
00019 
00020 #ifndef GEOS_IDX_QUADTREE_ROOT_H
00021 #define GEOS_IDX_QUADTREE_ROOT_H
00022 
00023 #include <geos/export.h>
00024 #include <geos/index/quadtree/NodeBase.h> // for inheritance
00025 #include <geos/geom/Coordinate.h> // for composition
00026 
00027 // Forward declarations
00028 namespace geos {
00029         namespace geom {
00030                 class Envelope;
00031         }
00032         namespace index {
00033                 namespace quadtree {
00034                         class Node;
00035                 }
00036         }
00037 }
00038 
00039 namespace geos {
00040 namespace index { // geos::index
00041 namespace quadtree { // geos::index::quadtree
00042 
00050 class GEOS_DLL Root: public NodeBase {
00051 //friend class Unload;
00052 
00053 private:
00054 
00055         static const geom::Coordinate origin;
00056 
00062         void insertContained(Node *tree, const geom::Envelope *itemEnv,
00063                              void* item);
00064 
00065 public:
00066 
00067         Root() {}
00068 
00069         virtual ~Root() {}
00070 
00074         void insert(const geom::Envelope *itemEnv, void* item);
00075 
00076 protected:
00077 
00078         bool isSearchMatch(const geom::Envelope& /* searchEnv */) const {
00079                 return true;
00080         }
00081 
00082 };
00083 
00084 } // namespace geos::index::quadtree
00085 } // namespace geos::index
00086 } // namespace geos
00087 
00088 #endif // GEOS_IDX_QUADTREE_ROOT_H
00089 
00090 /**********************************************************************
00091  * $Log$
00092  * Revision 1.2  2006/06/12 17:15:29  strk
00093  * Removed unused parameters warning
00094  *
00095  * Revision 1.1  2006/03/22 12:22:50  strk
00096  * indexQuadtree.h split
00097  *
00098  **********************************************************************/
00099 

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