GEOS  3.9.0dev
PreparedPolygonCovers.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.
12  *
13  *
14  **********************************************************************
15  *
16  * Last port: geom/prep/PreparedPolygonCovers.java rev 1.2 (JTS-1.10)
17  * (2007-12-12)
18  *
19  **********************************************************************/
20
21 #ifndef GEOS_GEOM_PREP_PREPAREDPOLYGONCOVERS_H
22 #define GEOS_GEOM_PREP_PREPAREDPOLYGONCOVERS_H
23
24 #include <geos/geom/prep/AbstractPreparedPolygonContains.h> // inherited
25
26 // forward declarations
27 namespace geos {
28 namespace geom {
29 class Geometry;
30
31 namespace prep {
32 class PreparedPolygon;
33 }
34 }
35 }
36
37 namespace geos {
38 namespace geom { // geos::geom
39 namespace prep { // geos::geom::prep
40
56 private:
57 protected:
65  bool fullTopologicalPredicate(const geom::Geometry* geom) override;
66
67 public:
76  static bool
77  covers(const PreparedPolygon* const prep, const geom::Geometry* geom)
78  {
79  PreparedPolygonCovers polyInt(prep);
80  return polyInt.covers(geom);
81  }
82
89  : AbstractPreparedPolygonContains(prep, false)
90  { }
91
98  bool
99  covers(const Geometry* geom)
100  {
101  return eval(geom);
102  }
103
104 };
105
106 } // geos::geom::prep
107 } // geos::geom
108 } // geos
109
110 #endif // GEOS_GEOM_PREP_PREPAREDPOLYGONCOVERS_H
PreparedPolygonCovers(const PreparedPolygon *const prep)
Creates an instance of this operation.
Definition: PreparedPolygonCovers.h:88
Basic implementation of Geometry, constructed and destructed by GeometryFactory.
Definition: Geometry.h:188
Computes the covers spatial relationship predicate for a PreparedPolygon relative to all other Geomet...
Definition: PreparedPolygonCovers.h:55
bool covers(const Geometry *geom)
Tests whether this PreparedPolygon covers a given geometry.
Definition: PreparedPolygonCovers.h:99
Basic namespace for all GEOS functionalities.
Definition: IndexedNestedRingTester.h:26
A base class containing the logic for computes the contains and covers spatial relationship predicate...
Definition: AbstractPreparedPolygonContains.h:65
bool eval(const geom::Geometry *geom)
static bool covers(const PreparedPolygon *const prep, const geom::Geometry *geom)
Computes the covers predicate between a PreparedPolygon and a Geometry.
Definition: PreparedPolygonCovers.h:77
A prepared version of Polygon or MultiPolygon geometries.
Definition: PreparedPolygon.h:50
bool fullTopologicalPredicate(const geom::Geometry *geom) override