GEOS  3.6.1
DistanceToPoint.h
1 /**********************************************************************
2  *
3  * GEOS - Geometry Engine Open Source
4  * http://geos.osgeo.org
5  *
6  * Copyright (C) 2009 Sandro Santilli <strk@keybit.net>
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: algorithm/distance/DistanceToPoint.java 1.1 (JTS-1.9)
16  *
17  **********************************************************************/
18 
19 #ifndef GEOS_ALGORITHM_DISTANCE_DISTANCETOPOINT_H
20 #define GEOS_ALGORITHM_DISTANCE_DISTANCETOPOINT_H
21 
22 #include <geos/geom/LineSegment.h> // for composition
23 
24 namespace geos {
25  namespace algorithm {
26  namespace distance {
27  class PointPairDistance;
28  }
29  }
30  namespace geom {
31  class Geometry;
32  class Coordinate;
33  class LineString;
34  class Polygon;
35  }
36 }
37 
38 namespace geos {
39 namespace algorithm { // geos::algorithm
40 namespace distance { // geos::algorithm::distance
41 
48 {
49 public:
50 
51  DistanceToPoint() {}
52 
53  static void computeDistance(const geom::Geometry& geom,
54  const geom::Coordinate& pt,
55  PointPairDistance& ptDist);
56 
57  static void computeDistance(const geom::LineString& geom,
58  const geom::Coordinate& pt,
59  PointPairDistance& ptDist);
60 
61  static void computeDistance(const geom::LineSegment& geom,
62  const geom::Coordinate& pt,
63  PointPairDistance& ptDist);
64 
65  static void computeDistance(const geom::Polygon& geom,
66  const geom::Coordinate& pt,
67  PointPairDistance& ptDist);
68 
69 };
70 
71 } // geos::algorithm::distance
72 } // geos::algorithm
73 } // geos
74 
75 #endif // GEOS_ALGORITHM_DISTANCE_DISTANCETOPOINT_H
76 
Definition: LineSegment.h:57
Coordinate is the lightweight class used to store coordinates.
Definition: Coordinate.h:60
Basic implementation of Geometry, constructed and destructed by GeometryFactory.
Definition: Geometry.h:167
Definition: LineString.h:70
Represents a linear polygon, which may include holes.
Definition: Polygon.h:66
Definition: PointPairDistance.h:37
Basic namespace for all GEOS functionalities.
Definition: IndexedNestedRingTester.h:25
Definition: DistanceToPoint.h:47