00001 /********************************************************************** 00002 * $Id: CoordinateFilter.h 2556 2009-06-06 22:22:28Z strk $ 00003 * 00004 * GEOS - Geometry Engine Open Source 00005 * http://geos.refractions.net 00006 * 00007 * Copyright (C) 2005-2006 Refractions Research 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_GEOM_COORDINATEFILTER_H 00017 #define GEOS_GEOM_COORDINATEFILTER_H 00018 00019 #include <geos/export.h> 00020 #include <geos/inline.h> 00021 00022 #include <cassert> 00023 00024 namespace geos { 00025 namespace geom { // geos::geom 00026 00027 class Coordinate; 00028 00044 class GEOS_DLL CoordinateFilter { 00045 public: 00046 virtual ~CoordinateFilter() {} 00047 00053 virtual void filter_rw(Coordinate* /*coord*/) const { assert(0); } 00054 00060 virtual void filter_ro(const Coordinate* /*coord*/) { assert(0); } 00061 }; 00062 00063 } // namespace geos::geom 00064 } // namespace geos 00065 00066 //#ifdef GEOS_INLINE 00067 //# include "geos/geom/CoordinateFilter.inl" 00068 //#endif 00069 00070 #endif // ndef GEOS_GEOM_COORDINATEFILTER_H 00071 00072 /********************************************************************** 00073 * $Log$ 00074 * Revision 1.4 2006/06/19 23:33:03 strk 00075 * Don't *require* CoordinateFilters to define both read-only and read-write methods. 00076 * 00077 * Revision 1.3 2006/03/24 09:52:41 strk 00078 * USE_INLINE => GEOS_INLINE 00079 * 00080 * Revision 1.2 2006/03/13 21:13:54 strk 00081 * Added comment about possible refactoring 00082 * 00083 * Revision 1.1 2006/03/09 16:46:49 strk 00084 * geos::geom namespace definition, first pass at headers split 00085 * 00086 **********************************************************************/