GEOS  3.6.1
LinearRing.h
1 /**********************************************************************
2  *
3  * GEOS - Geometry Engine Open Source
4  * http://geos.osgeo.org
5  *
6  * Copyright (C) 2001-2002 Vivid Solutions Inc.
7  * Copyright (C) 2005 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  * Last port: geom/LinearRing.java r320 (JTS-1.12)
17  *
18  **********************************************************************/
19 
20 #ifndef GEOS_GEOS_LINEARRING_H
21 #define GEOS_GEOS_LINEARRING_H
22 
23 #include <geos/export.h>
24 #include <string>
25 #include <vector>
26 #include <geos/platform.h>
27 #include <geos/geom/LineString.h>
28 
29 #include <geos/inline.h>
30 
31 // Forward declarations
32 namespace geos {
33  namespace geom { // geos::geom
34  class Coordinate;
35  class CoordinateArraySequence;
36  }
37 }
38 
39 namespace geos {
40 namespace geom { // geos::geom
41 
57 class GEOS_DLL LinearRing : public LineString {
58 
59 public:
60 
65  static const unsigned int MINIMUM_VALID_SIZE = 4;
66 
67  LinearRing(const LinearRing &lr);
68 
82  const GeometryFactory *newFactory);
83 
85  LinearRing(CoordinateSequence::AutoPtr points,
86  const GeometryFactory *newFactory);
87 
88  virtual Geometry *clone() const { return new LinearRing(*this); }
89 
90  virtual ~LinearRing();
91 
98  int getBoundaryDimension() const;
99 
108  bool isSimple() const;
109 
110  bool isClosed() const;
111 
112  std::string getGeometryType() const;
113 
114  virtual GeometryTypeId getGeometryTypeId() const;
115 
116  void setPoints(CoordinateSequence* cl);
117 
118  Geometry* reverse() const;
119 
120 private:
121 
122  void validateConstruction();
123 };
124 
125 
126 } // namespace geos::geom
127 } // namespace geos
128 
129 #endif // ndef GEOS_GEOS_LINEARRING_H
GeometryTypeId
Geometry types.
Definition: Geometry.h:65
Basic implementation of Geometry, constructed and destructed by GeometryFactory.
Definition: Geometry.h:167
virtual Geometry * clone() const
Creates and returns a full copy of this LineString object (including all coordinates contained by it)...
Definition: LinearRing.h:88
Definition: LineString.h:70
Supplies a set of utility methods for building Geometry objects from CoordinateSequence or other Geom...
Definition: GeometryFactory.h:67
Basic namespace for all GEOS functionalities.
Definition: IndexedNestedRingTester.h:25
Models an OGC SFS LinearRing.
Definition: LinearRing.h:57
The internal representation of a list of coordinates inside a Geometry.
Definition: CoordinateSequence.h:59