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LineSegmentIndex.h

00001 /**********************************************************************
00002  * $Id: LineSegmentIndex.h 2785 2009-12-03 19:55:11Z 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/LineSegmentIndex.java rev. 1.1 (JTS-1.7.1)
00017  *
00018  **********************************************************************
00019  *
00020  * NOTES
00021  *
00022  **********************************************************************/
00023 
00024 #ifndef GEOS_SIMPLIFY_LINESEGMENTINDEX_H
00025 #define GEOS_SIMPLIFY_LINESEGMENTINDEX_H
00026 
00027 #include <geos/export.h>
00028 #include <vector>
00029 #include <memory> // for auto_ptr
00030 
00031 // Forward declarations
00032 namespace geos {
00033         namespace geom {
00034                 class Envelope;
00035                 class LineSegment;
00036         }
00037         namespace simplify {
00038                 class TaggedLineString;
00039         }
00040         namespace index {
00041                 namespace quadtree {
00042                         class Quadtree;
00043                 }
00044         }
00045 }
00046 
00047 namespace geos {
00048 namespace simplify { // geos::simplify
00049 
00050 class GEOS_DLL LineSegmentIndex {
00051 
00052 public:
00053 
00054         LineSegmentIndex();
00055 
00056         ~LineSegmentIndex();
00057 
00058         void add(const TaggedLineString& line);
00059 
00060         void add(const geom::LineSegment* seg);
00061 
00062         void remove(const geom::LineSegment* seg);
00063 
00064         std::auto_ptr< std::vector<geom::LineSegment*> >
00065                         query(const geom::LineSegment* seg) const;
00066 
00067 private:
00068 
00069         std::auto_ptr<index::quadtree::Quadtree> index;
00070 
00071         std::vector<geom::Envelope*> newEnvelopes;
00072         
00073         // Copying is turned off
00074         LineSegmentIndex(const LineSegmentIndex&);
00075         LineSegmentIndex& operator=(const LineSegmentIndex&);
00076 };
00077 
00078 } // namespace geos::simplify
00079 } // namespace geos
00080 
00081 #endif // GEOS_SIMPLIFY_LINESEGMENTINDEX_H
00082 
00083 /**********************************************************************
00084  * $Log$
00085  * Revision 1.2  2006/04/13 09:28:09  mloskot
00086  * Removed definition of copy ctor and assignment operator for LineSegmentString class.
00087  *
00088  * Revision 1.1  2006/04/12 15:20:37  strk
00089  * LineSegmentIndex class
00090  *
00091  **********************************************************************/

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