GEOS 3.9.1
LineSegmentIndex.h
1/**********************************************************************
2 *
3 * GEOS - Geometry Engine Open Source
4 * http://geos.osgeo.org
5 *
6 * Copyright (C) 2006 Refractions Research Inc.
7 *
8 * This is free software; you can redistribute and/or modify it under
9 * the terms of the GNU Lesser General Licence as published
10 * by the Free Software Foundation.
11 * See the COPYING file for more information.
12 *
13 **********************************************************************
14 *
15 * Last port: simplify/LineSegmentIndex.java rev. 1.1 (JTS-1.7.1)
16 *
17 **********************************************************************
18 *
19 * NOTES
20 *
21 **********************************************************************/
22
23#ifndef GEOS_SIMPLIFY_LINESEGMENTINDEX_H
24#define GEOS_SIMPLIFY_LINESEGMENTINDEX_H
25
26#include <geos/export.h>
27#include <geos/geom/Envelope.h>
28#include <geos/index/quadtree/Quadtree.h>
29#include <vector>
30#include <memory> // for unique_ptr
31
32#ifdef _MSC_VER
33#pragma warning(push)
34#pragma warning(disable: 4251) // warning C4251: needs to have dll-interface to be used by clients of class
35#endif
36
37// Forward declarations
38namespace geos {
39namespace geom {
40class LineSegment;
41}
42namespace simplify {
43class TaggedLineString;
44}
45}
46
47namespace geos {
48namespace simplify { // geos::simplify
49
50class GEOS_DLL LineSegmentIndex {
51
52public:
53
54 LineSegmentIndex() = default;
55
56 ~LineSegmentIndex() = default;
57
58 void add(const TaggedLineString& line);
59
60 void add(const geom::LineSegment* seg);
61
62 void remove(const geom::LineSegment* seg);
63
64 std::unique_ptr< std::vector<geom::LineSegment*> >
65 query(const geom::LineSegment* seg);
66
67
68private:
69
70 index::quadtree::Quadtree index;
71
72 std::vector<std::unique_ptr<geom::Envelope>> newEnvelopes;
73
78 LineSegmentIndex(const LineSegmentIndex&) = delete;
79 LineSegmentIndex& operator=(const LineSegmentIndex&) = delete;
80};
81
82} // namespace geos::simplify
83} // namespace geos
84
85#ifdef _MSC_VER
86#pragma warning(pop)
87#endif
88
89#endif // GEOS_SIMPLIFY_LINESEGMENTINDEX_H
Basic namespace for all GEOS functionalities.
Definition: IndexedNestedRingTester.h:26