ConnectedElementPointFilter.h

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  * Last port: operation/distance/ConnectedElementPointFilter.java rev. 1.7 (JTS-1.10)
00016  *
00017  **********************************************************************/
00018 
00019 #ifndef GEOS_OP_DISTANCE_CONNECTEDELEMENTPOINTFILTER_H
00020 #define GEOS_OP_DISTANCE_CONNECTEDELEMENTPOINTFILTER_H
00021 
00022 #include <geos/export.h>
00023 
00024 #include <geos/geom/GeometryFilter.h> // for inheritance
00025 
00026 #include <vector>
00027 
00028 // Forward declarations
00029 namespace geos {
00030         namespace geom { 
00031                 class Coordinate;
00032                 class Geometry;
00033         }
00034 }
00035 
00036 
00037 namespace geos {
00038 namespace operation { // geos::operation
00039 namespace distance { // geos::operation::distance
00040 
00047 class GEOS_DLL ConnectedElementPointFilter: public geom::GeometryFilter {
00048 
00049 private:
00050         std::vector<const geom::Coordinate*> *pts;
00051 
00052 public:
00058         static std::vector<const geom::Coordinate*>* getCoordinates(const geom::Geometry *geom);
00059 
00060         ConnectedElementPointFilter(std::vector<const geom::Coordinate*> *newPts)
00061                 :
00062                 pts(newPts)
00063         {}
00064 
00065         void filter_ro(const geom::Geometry *geom);
00066 
00067         //void filter_rw(geom::Geometry * /*geom*/) {};
00068 };
00069 
00070 
00071 } // namespace geos::operation::distance
00072 } // namespace geos::operation
00073 } // namespace geos
00074 
00075 #endif // GEOS_OP_DISTANCE_CONNECTEDELEMENTPOINTFILTER_H
00076 

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