GEOS  3.4.2
ConnectedElementLocationFilter.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/ConnectedElementLocationFilter.java rev. 1.4 (JTS-1.10)
00016  *
00017  **********************************************************************/
00018 
00019 #ifndef GEOS_OP_DISTANCE_CONNECTEDELEMENTLOCATIONFILTER_H
00020 #define GEOS_OP_DISTANCE_CONNECTEDELEMENTLOCATIONFILTER_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 Geometry;
00032         }
00033         namespace operation { 
00034                 namespace distance {
00035                         class GeometryLocation;
00036                 }
00037         }
00038 }
00039 
00040 
00041 namespace geos {
00042 namespace operation { // geos::operation
00043 namespace distance { // geos::operation::distance
00044 
00052 class GEOS_DLL ConnectedElementLocationFilter: public geom::GeometryFilter {
00053 private:
00054 
00055         std::vector<GeometryLocation*> *locations;
00056 
00057 public:
00064         static std::vector<GeometryLocation*>* getLocations(const geom::Geometry *geom);
00065 
00066         ConnectedElementLocationFilter(std::vector<GeometryLocation*> *newLocations)
00067                 :
00068                 locations(newLocations)
00069         {}
00070 
00071         void filter_ro(const geom::Geometry *geom);
00072         void filter_rw(geom::Geometry *geom);
00073 };
00074 
00075 
00076 } // namespace geos::operation::distance
00077 } // namespace geos::operation
00078 } // namespace geos
00079 
00080 #endif // GEOS_OP_DISTANCE_CONNECTEDELEMENTLOCATIONFILTER_H
00081