GEOS: PolygonExtracter.h Source File

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PolygonExtracter.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) 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 #ifndef GEOS_GEOM_UTIL_POLYGONEXTRACTER_H
17 #define GEOS_GEOM_UTIL_POLYGONEXTRACTER_H
18
19 #include <geos/export.h>
20 #include <geos/geom/GeometryFilter.h>
21 #include <geos/geom/Polygon.h>
22 #include <geos/platform.h>
23 #include <vector>
24
25 namespace geos {
26 namespace geom { // geos.geom
27 namespace util { // geos.geom.util
28
32 class GEOS_DLL PolygonExtracter: public GeometryFilter {
33
34 public:
35
43 static void getPolygons(const Geometry &geom, std::vector<const Polygon*>& ret);
44
49 PolygonExtracter(std::vector<const Polygon*>& newComps);
50
51 void filter_rw(Geometry *geom);
52
53 void filter_ro(const Geometry *geom);
54
55 private:
56
58 std::vector<const Polygon*>& comps;
59
60 // Declare type as noncopyable
61 PolygonExtracter(const PolygonExtracter& other);
62 PolygonExtracter& operator=(const PolygonExtracter& rhs);
63 };
64
65 } // namespace geos.geom.util
66 } // namespace geos.geom
67 } // namespace geos
68
69 #endif
geos::geom::GeometryFilter
Geometry classes support the concept of applying a Geometry filter to the Geometry.
Definition: GeometryFilter.h:48
geos::geom::util::PolygonExtracter
Definition: PolygonExtracter.h:32
geos::geom::Geometry
Basic implementation of Geometry, constructed and destructed by GeometryFactory.
Definition: Geometry.h:167
geos
Basic namespace for all GEOS functionalities.
Definition: IndexedNestedRingTester.h:25