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# DouglasPeuckerSimplifier.h

    00001 /**********************************************************************
    00002  * $Id: DouglasPeuckerSimplifier.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/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 <geos/export.h>
    00024 #include <memory> // for auto_ptr
    00025
    00026 // Forward declarations
    00027 namespace geos {
    00028         namespace geom {
    00029                 class Geometry;
    00030         }
    00031 }
    00032
    00033 namespace geos {
    00034 namespace simplify { // geos::simplify
    00035
    00036
    00051 class GEOS_DLL DouglasPeuckerSimplifier {
    00052
    00053 public:
    00054
    00055         static std::auto_ptr<geom::Geometry> simplify(
    00056                         const geom::Geometry* geom,
    00057                         double tolerance);
    00058
    00059         DouglasPeuckerSimplifier(const geom::Geometry* geom);
    00060
    00071         void setDistanceTolerance(double tolerance);
    00072
    00073         std::auto_ptr<geom::Geometry> getResultGeometry();
    00074
    00075
    00076 private:
    00077
    00078         const geom::Geometry* inputGeom;
    00079
    00080         double distanceTolerance;
    00081 };
    00082
    00083
    00084 } // namespace geos::simplify
    00085 } // namespace geos
    00086
    00087 #endif // GEOS_SIMPLIFY_DOUBGLASPEUCKERSIMPLIFIER_H
    00088
    00089 /**********************************************************************
    00090  * $Log$
    00091  * Revision 1.2  2006/04/13 10:39:12  strk
    00092  * Initial implementation of TaggedLinesSimplifier class
    00093  *
    00094  * Revision 1.1  2006/04/11 16:04:34  strk
    00095  * geos::simplify::DouglasPeukerSimplifier class + unit test
    00096  *
    00097  **********************************************************************/