GEOS
3.4.2
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00001 /********************************************************************** 00002 * 00003 * GEOS - Geometry Engine Open Source 00004 * http://geos.osgeo.org 00005 * 00006 * Copyright (C) 2006 Refractions Research Inc. 00007 * 00008 * This is free software; you can redistribute and/or modify it under 00009 * the terms of the GNU Lesser General Public Licence as published 00010 * by the Free Software Foundation. 00011 * See the COPYING file for more information. 00012 * 00013 **********************************************************************/ 00014 00015 #ifndef GEOS_INDEX_SWEEPLINE_SWEEPLINEOVERLAPACTION_H 00016 #define GEOS_INDEX_SWEEPLINE_SWEEPLINEOVERLAPACTION_H 00017 00018 #include <geos/export.h> 00019 00020 // Forward declarations 00021 namespace geos { 00022 namespace index { 00023 namespace sweepline { 00024 class SweepLineInterval; 00025 } 00026 } 00027 } 00028 00029 namespace geos { 00030 namespace index { // geos.index 00031 namespace sweepline { // geos:index:sweepline 00032 00033 class GEOS_DLL SweepLineOverlapAction { 00034 public: 00035 virtual void overlap(SweepLineInterval *s0,SweepLineInterval *s1)=0; 00036 00037 virtual ~SweepLineOverlapAction() {} 00038 }; 00039 00040 00041 } // namespace geos:index:sweepline 00042 } // namespace geos:index 00043 } // namespace geos 00044 00045 #endif // GEOS_INDEX_SWEEPLINE_SWEEPLINEOVERLAPACTION_H