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# SimpleGeometryPrecisionReducer.h

    00001 /**********************************************************************
    00002  * $Id: SimpleGeometryPrecisionReducer.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) 2005-2006 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 Public Licence as published
    00011  * by the Free Software Foundation.
    00012  * See the COPYING file for more information.
    00013  *
    00014  **********************************************************************/
    00015
    00016 #ifndef GEOS_PRECISION_SIMPLEGEOMETRYPRECISIONREDUCER_H
    00017 #define GEOS_PRECISION_SIMPLEGEOMETRYPRECISIONREDUCER_H
    00018
    00019
    00020 // Forward declarations
    00021 namespace geos {
    00022         namespace geom {
    00023                 class PrecisionModel;
    00024                 class Geometry;
    00025         }
    00026 }
    00027
    00028 namespace geos {
    00029 namespace precision { // geos.precision
    00030
    00044 class SimpleGeometryPrecisionReducer {
    00045
    00046 private:
    00047
    00048         const geom::PrecisionModel *newPrecisionModel;
    00049
    00050         bool removeCollapsed;
    00051
    00052         //bool changePrecisionModel;
    00053
    00054 public:
    00055
    00056         SimpleGeometryPrecisionReducer(const geom::PrecisionModel *pm);
    00057
    00066         void setRemoveCollapsedComponents(bool nRemoveCollapsed);
    00067
    00068         /*
    00069          * Sets whether the {@link PrecisionModel} of the new reduced Geometry
    00070          * will be changed to be the {@link PrecisionModel} supplied to
    00071          * specify the reduction.  The default is to not change the
    00072          * precision model
    00073          *
    00074          * @param changePrecisionModel if <code>true</code> the precision
    00075          * model of the created Geometry will be the
    00076          * the precisionModel supplied in the constructor.
    00077          */
    00078         //void setChangePrecisionModel(bool nChangePrecisionModel);
    00079
    00080         const geom::PrecisionModel* getPrecisionModel();
    00081
    00082         bool getRemoveCollapsed();
    00083         geom::Geometry* reduce(const geom::Geometry *geom);
    00084 };
    00085
    00086 } // namespace geos.precision
    00087 } // namespace geos
    00088
    00089 #endif // GEOS_PRECISION_SIMPLEGEOMETRYPRECISIONREDUCER_H
    00090
    00091 /**********************************************************************
    00092  * $Log$
    00093  * Revision 1.2  2006/04/03 13:56:55  strk
    00094  * Made externally-owned PrecisionModel  const
    00095  *
    00096  * Revision 1.1  2006/03/23 09:17:19  strk
    00097  * precision.h header split, minor optimizations
    00098  *
    00099  **********************************************************************/