GEOS 3.4.2

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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
81 LinearRing(CoordinateSequence* points,
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