GEOS: RectangleContains.h Source File

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RectangleContains.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.
11 * See the COPYING file for more information.
12 *
13 **********************************************************************
14 *
15 * Last port: operation/predicate/RectangleContains.java rev 1.5 (JTS-1.10)
16 *
17 **********************************************************************/
18
19 #ifndef GEOS_OP_PREDICATE_RECTANGLECONTAINS_H
20 #define GEOS_OP_PREDICATE_RECTANGLECONTAINS_H
21
22 #include <geos/export.h>
23
24 #include <geos/geom/Polygon.h> // for inlines
25
26 // Forward declarations
27 namespace geos {
28 namespace geom {
29 class Envelope;
30 class Geometry;
31 class Point;
32 class Coordinate;
33 class LineString;
34 //class Polygon;
35 }
36 }
37
38 namespace geos {
39 namespace operation { // geos::operation
40 namespace predicate { // geos::operation::predicate
41
51 class GEOS_DLL RectangleContains {
52
53 private:
54
55 const geom::Polygon& rectangle;
56 const geom::Envelope& rectEnv;
57
58 bool isContainedInBoundary(const geom::Geometry& geom);
59
60 bool isPointContainedInBoundary(const geom::Point& geom);
61
69 bool isPointContainedInBoundary(const geom::Coordinate &pt);
70
78 bool isLineStringContainedInBoundary(const geom::LineString &line);
79
88 bool isLineSegmentContainedInBoundary(const geom::Coordinate& p0,
89 const geom::Coordinate& p1);
90
91 public:
92
93 static bool contains(const geom::Polygon& rect, const geom::Geometry& b)
94 {
95 RectangleContains rc(rect);
96 return rc.contains(b);
97 }
98
104 RectangleContains(const geom::Polygon& rect)
105 :
106 rectangle(rect),
107 rectEnv(*(rect.getEnvelopeInternal()))
108 {}
109
110 bool contains(const geom::Geometry& geom);
111
112 // Declare type as noncopyable
113 RectangleContains(const RectangleContains& other);
114 RectangleContains& operator=(const RectangleContains& rhs);
115 };
116
117
118
119 } // namespace geos::operation::predicate
120 } // namespace geos::operation
121 } // namespace geos
122
123 #endif // ifndef GEOS_OP_PREDICATE_RECTANGLECONTAINS_H
geos::operation::predicate::RectangleContains::RectangleContains
RectangleContains(const geom::Polygon &rect)
Definition: RectangleContains.h:104
geos::geom::Envelope
An Envelope defines a rectangulare region of the 2D coordinate plane.
Definition: Envelope.h:53
geos::geom::Coordinate
Coordinate is the lightweight class used to store coordinates.
Definition: Coordinate.h:60
geos::geom::Geometry
Basic implementation of Geometry, constructed and destructed by GeometryFactory.
Definition: Geometry.h:167
geos::geom::LineString
Definition: LineString.h:70
geos::geom::Polygon
Represents a linear polygon, which may include holes.
Definition: Polygon.h:66
geos
Basic namespace for all GEOS functionalities.
Definition: IndexedNestedRingTester.h:25
geos::operation::predicate::RectangleContains
Optimized implementation of spatial predicate "contains" for cases where the first Geometry is a rect...
Definition: RectangleContains.h:51
geos::geom::Point
Definition: Point.h:67