00001 /********************************************************************** 00002 * $Id: TopologyPreservingSimplifier.h 1820 2006-09-06 16:54:23Z mloskot $ 00003 * 00004 * GEOS - Geometry Engine Open Source 00005 * http://geos.refractions.net 00006 * 00007 * Copyright (C) 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 Licence as published 00011 * by the Free Software Foundation. 00012 * See the COPYING file for more information. 00013 * 00014 ********************************************************************** 00015 * 00016 * Last port: simplify/TopologyPreservingSimplifier.java rev. 1.4 (JTS-1.7) 00017 * 00018 ********************************************************************** 00019 * 00020 * NOTES: 00021 * 00022 **********************************************************************/ 00023 00024 #ifndef _GEOS_SIMPLIFY_TOPOLOGYPRESERVINGSIMPLIFIER_H_ 00025 #define _GEOS_SIMPLIFY_TOPOLOGYPRESERVINGSIMPLIFIER_H_ 00026 00027 #include <memory> // for auto_ptr 00028 #include <map> 00029 00030 // Forward declarations 00031 namespace geos { 00032 namespace simplify { 00033 class TaggedLinesSimplifier; 00034 } 00035 namespace geom { 00036 class Geometry; 00037 } 00038 } 00039 00040 namespace geos { 00041 namespace simplify { // geos::simplify 00042 00061 class TopologyPreservingSimplifier 00062 { 00063 00064 public: 00065 00066 static std::auto_ptr<geom::Geometry> simplify( 00067 const geom::Geometry* geom, 00068 double tolerance); 00069 00070 TopologyPreservingSimplifier(const geom::Geometry* geom); 00071 00082 void setDistanceTolerance(double tolerance); 00083 00084 std::auto_ptr<geom::Geometry> getResultGeometry(); 00085 00086 private: 00087 00088 const geom::Geometry* inputGeom; 00089 00090 std::auto_ptr<TaggedLinesSimplifier> lineSimplifier; 00091 00092 }; 00093 00094 00095 00096 } // namespace geos::simplify 00097 } // namespace geos 00098 00099 #endif // _GEOS_SIMPLIFY_TOPOLOGYPRESERVINGSIMPLIFIER_H_ 00100 00101 /********************************************************************** 00102 * $Log$ 00103 * Revision 1.3 2006/04/13 16:04:10 strk 00104 * Made TopologyPreservingSimplifier implementation successfully build 00105 * 00106 * Revision 1.2 2006/04/13 14:25:17 strk 00107 * TopologyPreservingSimplifier initial port 00108 * 00109 **********************************************************************/