GEOS  3.11.0rc0
MultiPolygon.h
1 /**********************************************************************
2  *
3  * GEOS - Geometry Engine Open Source
4  * http://geos.osgeo.org
5  *
6  * Copyright (C) 2011 Sandro Santilli <strk@kbt.io>
7  * Copyright (C) 2001-2002 Vivid Solutions Inc.
8  * Copyright (C) 2005 2006 Refractions Research Inc.
9  *
10  * This is free software; you can redistribute and/or modify it under
11  * the terms of the GNU Lesser General Public Licence as published
12  * by the Free Software Foundation.
13  * See the COPYING file for more information.
14  *
15  **********************************************************************
16  *
17  * Last port: geom/MultiPolygon.java r320 (JTS-1.12)
18  *
19  **********************************************************************/
20 
21 #pragma once
22 
23 #include <geos/export.h>
24 #include <string>
25 #include <vector>
26 #include <geos/geom/GeometryCollection.h> // for inheritance
27 #include <geos/geom/Polygon.h> // for inheritance
28 #include <geos/geom/Dimension.h> // for Dimension::DimensionType
29 #include <geos/geom/MultiPolygon.h>
30 #include <geos/geom/GeometryCollection.h>
31 
32 
33 // Forward declarations
34 namespace geos {
35 namespace geom { // geos::geom
36 class Coordinate;
37 class CoordinateArraySequence;
38 class MultiPoint;
39 }
40 }
41 
42 
43 namespace geos {
44 namespace geom { // geos::geom
45 
46 #ifdef _MSC_VER
47 #pragma warning(push)
48 #pragma warning(disable:4250) // T1 inherits T2 via dominance
49 #endif
50 
59 class GEOS_DLL MultiPolygon: public GeometryCollection {
60 public:
61 
62  friend class GeometryFactory;
63 
64  ~MultiPolygon() override;
65 
68 
70  return d == Dimension::A;
71  }
72 
74  int getBoundaryDimension() const override;
75 
82  std::unique_ptr<Geometry> getBoundary() const override;
83 
84  const Polygon* getGeometryN(std::size_t n) const override;
85 
86  std::string getGeometryType() const override;
87 
89 
90  std::unique_ptr<MultiPolygon> clone() const
91  {
92  return std::unique_ptr<MultiPolygon>(cloneImpl());
93  };
94 
95  std::unique_ptr<MultiPolygon> reverse() const { return std::unique_ptr<MultiPolygon>(reverseImpl()); }
96 
97 protected:
98 
120  MultiPolygon(std::vector<Geometry*>* newPolys, const GeometryFactory* newFactory);
121 
122  MultiPolygon(std::vector<std::unique_ptr<Polygon>> && newPolys,
123  const GeometryFactory& newFactory);
124 
125  MultiPolygon(std::vector<std::unique_ptr<Geometry>> && newPolys,
126  const GeometryFactory& newFactory);
127 
128  MultiPolygon(const MultiPolygon& mp)
129  : GeometryCollection(mp)
130  {};
131 
132  MultiPolygon* cloneImpl() const override { return new MultiPolygon(*this); }
133 
134  MultiPolygon* reverseImpl() const override;
135 
136  int
137  getSortIndex() const override
138  {
139  return SORTINDEX_MULTIPOLYGON;
140  };
141 
142 };
143 
144 #ifdef _MSC_VER
145 #pragma warning(pop)
146 #endif
147 
148 } // namespace geos::geom
149 } // namespace geos
DimensionType
Definition: Dimension.h:29
@ A
Dimension value of a surface (2).
Definition: Dimension.h:46
Represents a collection of heterogeneous Geometry objects.
Definition: GeometryCollection.h:52
Supplies a set of utility methods for building Geometry objects from CoordinateSequence or other Geom...
Definition: GeometryFactory.h:66
Definition: MultiPolygon.h:59
int getBoundaryDimension() const override
Returns 1 (MultiPolygon boundary is MultiLineString)
MultiPolygon(std::vector< Geometry * > *newPolys, const GeometryFactory *newFactory)
Construct a MultiPolygon.
Dimension::DimensionType getDimension() const override
Returns surface dimension (2)
std::string getGeometryType() const override
Return a string representation of this Geometry type.
GeometryTypeId getGeometryTypeId() const override
Return an integer representation of this Geometry type.
const Polygon * getGeometryN(std::size_t n) const override
Returns a pointer to the nth Geometry in this collection.
MultiPolygon * cloneImpl() const override
Make a deep-copy of this Geometry.
Definition: MultiPolygon.h:132
MultiPolygon * reverseImpl() const override
Make a geometry with coordinates in reverse order.
std::unique_ptr< Geometry > getBoundary() const override
Computes the boundary of this geometry.
bool isDimensionStrict(Dimension::DimensionType d) const override
Checks whether this Geometry consists only of components having dimension d.
Definition: MultiPolygon.h:69
Represents a linear polygon, which may include holes.
Definition: Polygon.h:61
GeometryTypeId
Geometry types.
Definition: Geometry.h:73
Basic namespace for all GEOS functionalities.
Definition: Angle.h:25