1 /**********************************************************************
2  *
3  * GEOS - Geometry Engine Open Source
4  * http://geos.osgeo.org
5  *
6  * Copyright (C) 2019 Daniel Baston <dbaston@gmail.com>
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 #ifndef GEOS_OP_VALID_REPEATEDPOINTREMOVER_H
16 #define GEOS_OP_VALID_REPEATEDPOINTREMOVER_H
17 
18 #include <geos/geom/CoordinateArraySequence.h>
19 
20 namespace geos {
21 namespace operation {
22 namespace valid {
23 
24     /// Removes repeated, consecutive equal, coordinates from a CoordinateSequence.
25     class GEOS_DLL RepeatedPointRemover {
26 
27     /// \brief
28     /// Returns a new CoordinateSequence being a copy of the input
29     /// with any consecutive equal Coordinate removed.
30     ///
31     /// Equality test is 2D based
32     ///
33     /// Ownership of returned object goes to the caller.
34     /// \param seq
35     /// \return
36     public:
37         static std::unique_ptr<geom::CoordinateArraySequence> removeRepeatedPoints(const geom::CoordinateSequence* seq);
38     };
39 }
40 }
41 }
42 
43 #endif
44