SweepLineEventObj.h

00001 /**********************************************************************
00002  *
00003  * GEOS - Geometry Engine Open Source
00004  * http://geos.osgeo.org
00005  *
00006  * Copyright (C) 2005-2006 Refractions Research Inc.
00007  * Copyright (C) 2001-2002 Vivid Solutions Inc.
00008  *
00009  * This is free software; you can redistribute and/or modify it under
00010  * the terms of the GNU Lesser General Public Licence as published
00011  * by the Free Software Foundation. 
00012  * See the COPYING file for more information.
00013  *
00014  **********************************************************************/
00015 
00016 #ifndef GEOS_GEOMGRAPH_INDEX_SWEEPLINEEVENTOBJ_H
00017 #define GEOS_GEOMGRAPH_INDEX_SWEEPLINEEVENTOBJ_H
00018 
00019 #include <geos/export.h>
00020 
00021 namespace geos {
00022 namespace geomgraph { // geos::geomgraph
00023 namespace index { // geos::geomgraph::index
00024 
00025 // This is here so that SweepLineEvent constructor
00026 // can use it as argument type. 
00027 // Both  SweepLineSegment and MonotoneChain will
00028 // inherit from it.
00029 class GEOS_DLL SweepLineEventOBJ {
00030 public:
00031         virtual ~SweepLineEventOBJ(){}
00032 };
00033 
00034 
00035 } // namespace geos.geomgraph.index
00036 } // namespace geos.geomgraph
00037 } // namespace geos
00038 
00039 #endif
00040 

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