Main Page | Namespace List | Class Hierarchy | Class List | Directories | File List | Namespace Members | Class Members | Related Pages

CoordinateSequenceFilter.h

00001 /**********************************************************************
00002  * $Id$
00003  *
00004  * GEOS - Geometry Engine Open Source
00005  * http://geos.refractions.net
00006  *
00007  * Copyright (C) 2009  Sandro Santilli <strk@keybit.net>
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  * Last port: geom/CoordinateSequenceFilter.java rev. 1.3 (JTS-1.9)
00017  *
00018  **********************************************************************/
00019 
00020 #ifndef GEOS_GEOM_COORDINATESEQUENCEFILTER_H
00021 #define GEOS_GEOM_COORDINATESEQUENCEFILTER_H
00022 
00023 #include <geos/inline.h>
00024 
00025 #include <cassert>
00026 
00027 // Forward declarations
00028 namespace geos {
00029         namespace geom {
00030                 class CoordinateSequence;
00031         }
00032 }
00033 
00034 namespace geos {
00035 namespace geom { // geos::geom
00036 
00058 class CoordinateSequenceFilter {
00059 
00060 public:
00061 
00062   virtual ~CoordinateSequenceFilter() {}
00063 
00071   virtual void filter_rw(CoordinateSequence& /*seq*/, size_t i)
00072   { assert(0); }
00073 
00081   virtual void filter_ro(const CoordinateSequence& /*seq*/, size_t i)
00082   { assert(0); }
00083 
00091   virtual bool isDone() const = 0;
00092 
00093 
00105   virtual bool isGeometryChanged() const = 0;
00106 
00107 };
00108 
00109 } // namespace geos::geom
00110 } // namespace geos
00111 
00112 
00113 #endif // ndef GEOS_GEOM_COORDINATESEQUENCEFILTER_H
00114 

Generated on Thu Jun 11 06:17:01 2009 for GEOS by  doxygen 1.4.4