GEOS  3.8.0dev
FuzzyPointLocator.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 Public Licence as published
10  * by the Free Software Foundation.
11  * See the COPYING file for more information.
12  *
13  ***********************************************************************
14  *
15  * Last port: operation/overlay/validate/FuzzyPointLocator.java rev. 1.1 (JTS-1.10)
16  *
17  **********************************************************************/
18 
19 #ifndef GEOS_OP_OVERLAY_FUZZYPOINTLOCATOR_H
20 #define GEOS_OP_OVERLAY_FUZZYPOINTLOCATOR_H
21 
22 #include <geos/export.h>
23 #include <geos/algorithm/PointLocator.h> // for composition
24 #include <geos/geom/Geometry.h> // for unique_ptr visibility of dtor
25 #include <geos/geom/Location.h> // for Location::Value enum
26 
27 #include <vector>
28 #include <memory> // for unique_ptr
29 
30 #ifdef _MSC_VER
31 #pragma warning(push)
32 #pragma warning(disable: 4251) // warning C4251: needs to have dll-interface to be used by clients of class
33 #endif
34 
35 // Forward declarations
36 namespace geos {
37 namespace geom {
38 class Geometry;
39 class Coordinate;
40 }
41 }
42 
43 namespace geos {
44 namespace operation { // geos::operation
45 namespace overlay { // geos::operation::overlay
46 namespace validate { // geos::operation::overlay::validate
47 
58 class GEOS_DLL FuzzyPointLocator {
59 
60 public:
61 
62  FuzzyPointLocator(const geom::Geometry& geom, double nTolerance);
63 
64  geom::Location::Value getLocation(const geom::Coordinate& pt);
65 
66 private:
67 
68  const geom::Geometry& g;
69 
70  double tolerance;
71 
72  algorithm::PointLocator ptLocator;
73 
74  std::unique_ptr<geom::Geometry> linework;
75 
76  // this function has been obsoleted
77  std::unique_ptr<geom::Geometry> getLineWork(const geom::Geometry& geom);
78 
80  //
83  std::unique_ptr<geom::Geometry> extractLineWork(const geom::Geometry& geom);
84 
85  // Declare type as noncopyable
86  FuzzyPointLocator(const FuzzyPointLocator& other) = delete;
87  FuzzyPointLocator& operator=(const FuzzyPointLocator& rhs) = delete;
88 };
89 
90 } // namespace geos::operation::overlay::validate
91 } // namespace geos::operation::overlay
92 } // namespace geos::operation
93 } // namespace geos
94 
95 #ifdef _MSC_VER
96 #pragma warning(pop)
97 #endif
98 
99 #endif // ndef GEOS_OP_OVERLAY_FUZZYPOINTLOCATOR_H
Value
Definition: Location.h:37
Coordinate is the lightweight class used to store coordinates.
Definition: Coordinate.h:60
Computes the topological relationship (Location) of a single point to a Geometry. ...
Definition: PointLocator.h:57
Basic implementation of Geometry, constructed and destructed by GeometryFactory.
Definition: Geometry.h:187
Finds the most likely Location of a point relative to the polygonal components of a geometry...
Definition: FuzzyPointLocator.h:58
Basic namespace for all GEOS functionalities.
Definition: IndexedNestedRingTester.h:25