GEOS  3.8.0dev
Position.h
1 /**********************************************************************
2  *
3  * GEOS - Geometry Engine Open Source
4  * http://geos.osgeo.org
5  *
6  * Copyright (C) 2005-2006 Refractions Research Inc.
7  * Copyright (C) 2001-2002 Vivid Solutions 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  * Last port: geomgraph/Position.java rev. 1.4 (JTS-1.10)
17  *
18  **********************************************************************/
19 
20 
21 #ifndef GEOS_GEOMGRAPH_POSITION_H
22 #define GEOS_GEOMGRAPH_POSITION_H
23 
24 #include <geos/export.h>
25 #include <map>
26 #include <vector>
27 #include <string>
28 
29 #include <geos/inline.h>
30 
31 
32 namespace geos {
33 namespace geomgraph { // geos.geomgraph
34 
35 class GEOS_DLL Position {
36 public:
37  enum {
38  /*
39  * An indicator that a Location is <i>on</i>
40  * a GraphComponent
41  */
42  ON = 0,
43 
44  /*
45  * An indicator that a Location is to the
46  * <i>left</i> of a GraphComponent
47  */
48  LEFT,
49 
50  /*
51  * An indicator that a Location is to the
52  * <i>right</i> of a GraphComponent
53  */
54  RIGHT
55  };
56 
61  static int opposite(int position);
62 };
63 
64 } // namespace geos.geomgraph
65 } // namespace geos
66 
67 #endif // ifndef GEOS_GEOMGRAPH_POSITION_H
68 
Basic namespace for all GEOS functionalities.
Definition: IndexedNestedRingTester.h:25