GEOS 3.4.2

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SweepLineEventObj.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 #ifndef GEOS_GEOMGRAPH_INDEX_SWEEPLINEEVENTOBJ_H
17 #define GEOS_GEOMGRAPH_INDEX_SWEEPLINEEVENTOBJ_H
18
19 #include <geos/export.h>
20
21 namespace geos {
22 namespace geomgraph { // geos::geomgraph
23 namespace index { // geos::geomgraph::index
24
25 // This is here so that SweepLineEvent constructor
26 // can use it as argument type.
27 // Both SweepLineSegment and MonotoneChain will
28 // inherit from it.
29 class GEOS_DLL SweepLineEventOBJ {
30 public:
31 virtual ~SweepLineEventOBJ(){}
32 };
33
34
35 } // namespace geos.geomgraph.index
36 } // namespace geos.geomgraph
37 } // namespace geos
38
39 #endif
40