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Bintree.h

00001 /**********************************************************************
00002  * $Id: Bintree.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 #ifndef GEOS_IDX_BINTREE_BINTREE_H
00017 #define GEOS_IDX_BINTREE_BINTREE_H
00018 
00019 #include <geos/export.h>
00020 #include <vector>
00021 
00022 // Forward declarations
00023 namespace geos {
00024         namespace index { 
00025                 namespace bintree { 
00026                         class Interval;
00027                         class Root;
00028                 }
00029         }
00030 }
00031 
00032 namespace geos {
00033 namespace index { // geos::index
00034 namespace bintree { // geos::index::bintree
00035 
00052 class GEOS_DLL Bintree {
00053 
00054 public:
00055 
00066         static Interval* ensureExtent(const Interval *itemInterval,
00067                                                          double minExtent);
00068 
00069         Bintree();
00070 
00071         ~Bintree();
00072 
00073         int depth();
00074 
00075         int size();
00076 
00077         int nodeSize();
00078 
00085         void insert(Interval *itemInterval, void* item);
00086 
00087         std::vector<void*>* iterator();
00088 
00089         std::vector<void*>* query(double x);
00090 
00091         std::vector<void*>* query(Interval *interval);
00092 
00093         void query(Interval *interval,
00094                         std::vector<void*> *foundItems);
00095 
00096 private:
00097 
00098         std::vector<Interval *>newIntervals;
00099 
00100         Root *root;
00101 
00112         double minExtent;
00113 
00114         void collectStats(Interval *interval);
00115 };
00116 
00117 } // namespace geos::index::bintree
00118 } // namespace geos::index
00119 } // namespace geos
00120 
00121 #endif // GEOS_IDX_BINTREE_BINTREE_H
00122 
00123 /**********************************************************************
00124  * $Log$
00125  * Revision 1.1  2006/03/22 16:01:33  strk
00126  * indexBintree.h header split, classes renamed to match JTS
00127  *
00128  **********************************************************************/
00129 

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