GEOS
3.6.2
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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 Licence as published 00010 * by the Free Software Foundation. 00011 * See the COPYING file for more information. 00012 * 00013 ********************************************************************** 00014 * 00015 * Last port: simplify/LineSegmentIndex.java rev. 1.1 (JTS-1.7.1) 00016 * 00017 ********************************************************************** 00018 * 00019 * NOTES 00020 * 00021 **********************************************************************/ 00022 00023 #ifndef GEOS_SIMPLIFY_LINESEGMENTINDEX_H 00024 #define GEOS_SIMPLIFY_LINESEGMENTINDEX_H 00025 00026 #include <geos/export.h> 00027 #include <vector> 00028 #include <memory> // for auto_ptr 00029 00030 #ifdef _MSC_VER 00031 #pragma warning(push) 00032 #pragma warning(disable: 4251) // warning C4251: needs to have dll-interface to be used by clients of class 00033 #endif 00034 00035 // Forward declarations 00036 namespace geos { 00037 namespace geom { 00038 class Envelope; 00039 class LineSegment; 00040 } 00041 namespace simplify { 00042 class TaggedLineString; 00043 } 00044 namespace index { 00045 namespace quadtree { 00046 class Quadtree; 00047 } 00048 } 00049 } 00050 00051 namespace geos { 00052 namespace simplify { // geos::simplify 00053 00054 class GEOS_DLL LineSegmentIndex { 00055 00056 public: 00057 00058 LineSegmentIndex(); 00059 00060 ~LineSegmentIndex(); 00061 00062 void add(const TaggedLineString& line); 00063 00064 void add(const geom::LineSegment* seg); 00065 00066 void remove(const geom::LineSegment* seg); 00067 00068 std::auto_ptr< std::vector<geom::LineSegment*> > 00069 query(const geom::LineSegment* seg) const; 00070 00071 private: 00072 00073 std::auto_ptr<index::quadtree::Quadtree> index; 00074 00075 std::vector<geom::Envelope*> newEnvelopes; 00076 00077 // Copying is turned off 00078 LineSegmentIndex(const LineSegmentIndex&); 00079 LineSegmentIndex& operator=(const LineSegmentIndex&); 00080 }; 00081 00082 } // namespace geos::simplify 00083 } // namespace geos 00084 00085 #ifdef _MSC_VER 00086 #pragma warning(pop) 00087 #endif 00088 00089 #endif // GEOS_SIMPLIFY_LINESEGMENTINDEX_H