LineSegmentIndex.h

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

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