GEOS: SIRtree.h Source File

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SIRtree.h
1 /**********************************************************************
2 * $Id: SIRtree.h 2961 2010-03-29 12:17:37Z mloskot $
3 *
4 * GEOS - Geometry Engine Open Source
5 * http://geos.refractions.net
6 *
7 * Copyright (C) 2006 Refractions Research Inc.
8 *
9 * This is free software; you can redistribute and/or modify it under
10 * the terms of the GNU Lesser General Public Licence as published
11 * by the Free Software Foundation.
12 * See the COPYING file for more information.
13 *
14 **********************************************************************/
15
16 #ifndef GEOS_INDEX_STRTREE_SIRTREE_H
17 #define GEOS_INDEX_STRTREE_SIRTREE_H
18
19 #include <geos/export.h>
20
21 #include <geos/index/strtree/AbstractSTRtree.h> // for inheritance
22 #include <geos/index/strtree/Interval.h> // for inline
23
24 #include <vector>
25 #include <memory>
26
27 namespace geos {
28 namespace index { // geos::index
29 namespace strtree { // geos::index::strtree
30
42 class GEOS_DLL SIRtree: public AbstractSTRtree {
43 using AbstractSTRtree::insert;
44 using AbstractSTRtree::query;
45
46 public:
47
51 SIRtree();
52
57 SIRtree(std::size_t nodeCapacity);
58
59 virtual ~SIRtree();
60
61 void insert(double x1, double x2, void* item);
62
67 std::vector<void*>* query(double x1, double x2)
68 {
69 std::vector<void*>* results = new std::vector<void*>();
70 Interval interval(std::min(x1, x2), std::max(x1, x2));
71 AbstractSTRtree::query(&interval, *results);
72 return results;
73 }
74
78 std::vector<void*>* query(double x) { return query(x,x); }
79
80
81 protected:
82
83 class SIRIntersectsOp:public AbstractSTRtree::IntersectsOp {
84 public:
85 bool intersects(const void* aBounds, const void* bBounds);
86 };
87
92 std::auto_ptr<BoundableList> createParentBoundables(
93 BoundableList* childBoundables, int newLevel);
94
95 AbstractNode* createNode(int level);
96
97 IntersectsOp* getIntersectsOp() {return intersectsOp;};
98
99 std::auto_ptr<BoundableList> sortBoundables(const BoundableList* input);
100
101 private:
102
103 IntersectsOp* intersectsOp;
104 };
105
106
107 } // namespace geos::index::strtree
108 } // namespace geos::index
109 } // namespace geos
110
111 #endif // GEOS_INDEX_STRTREE_SIRTREE_H
112
113 /**********************************************************************
114 * $Log$
115 * Revision 1.2 2006/06/12 10:49:43 strk
116 * unsigned int => size_t
117 *
118 * Revision 1.1 2006/03/21 10:47:34 strk
119 * indexStrtree.h split
120 *
121 **********************************************************************/
122