DouglasPeuckerSimplifier.h

00001 /**********************************************************************
00002  * $Id: DouglasPeuckerSimplifier.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/DouglasPeuckerSimplifier.java rev. 1.5 (JTS-1.7)
00017  *
00018  **********************************************************************/
00019 
00020 #ifndef _GEOS_SIMPLIFY_DOUBGLASPEUCKERSIMPLIFIER_H_
00021 #define _GEOS_SIMPLIFY_DOUBGLASPEUCKERSIMPLIFIER_H_ 
00022 
00023 #include <memory> // for auto_ptr
00024 
00025 // Forward declarations
00026 namespace geos {
00027         namespace geom {
00028                 class Geometry;
00029         }
00030 }
00031 
00032 namespace geos {
00033 namespace simplify { // geos::simplify
00034 
00035 
00050 class DouglasPeuckerSimplifier {
00051 
00052 public:
00053 
00054         static std::auto_ptr<geom::Geometry> simplify(
00055                         const geom::Geometry* geom,
00056                         double tolerance);
00057 
00058         DouglasPeuckerSimplifier(const geom::Geometry* geom);
00059 
00070         void setDistanceTolerance(double tolerance);
00071 
00072         std::auto_ptr<geom::Geometry> getResultGeometry();
00073 
00074 
00075 private:
00076 
00077         const geom::Geometry* inputGeom;
00078 
00079         double distanceTolerance;
00080 };
00081 
00082 
00083 } // namespace geos::simplify
00084 } // namespace geos
00085 
00086 #endif // _GEOS_SIMPLIFY_DOUBGLASPEUCKERSIMPLIFIER_H_ 
00087 
00088 /**********************************************************************
00089  * $Log$
00090  * Revision 1.2  2006/04/13 10:39:12  strk
00091  * Initial implementation of TaggedLinesSimplifier class
00092  *
00093  * Revision 1.1  2006/04/11 16:04:34  strk
00094  * geos::simplify::DouglasPeukerSimplifier class + unit test
00095  *
00096  **********************************************************************/

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