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# SimpleGeometryPrecisionReducer.h

    00001 /**********************************************************************
    00002  * $Id: SimpleGeometryPrecisionReducer.h 2556 2009-06-06 22:22:28Z strk $
    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 #include <geos/export.h>
    00020
    00021 // Forward declarations
    00022 namespace geos {
    00023         namespace geom {
    00024                 class PrecisionModel;
    00025                 class Geometry;
    00026         }
    00027 }
    00028
    00029 namespace geos {
    00030 namespace precision { // geos.precision
    00031
    00045 class GEOS_DLL SimpleGeometryPrecisionReducer {
    00046
    00047 private:
    00048
    00049         const geom::PrecisionModel *newPrecisionModel;
    00050
    00051         bool removeCollapsed;
    00052
    00053         //bool changePrecisionModel;
    00054
    00055 public:
    00056
    00057         SimpleGeometryPrecisionReducer(const geom::PrecisionModel *pm);
    00058
    00067         void setRemoveCollapsedComponents(bool nRemoveCollapsed);
    00068
    00069         /*
    00070          * Sets whether the {@link PrecisionModel} of the new reduced Geometry
    00071          * will be changed to be the {@link PrecisionModel} supplied to
    00072          * specify the reduction.  The default is to not change the
    00073          * precision model
    00074          *
    00075          * @param changePrecisionModel if <code>true</code> the precision
    00076          * model of the created Geometry will be the
    00077          * the precisionModel supplied in the constructor.
    00078          */
    00079         //void setChangePrecisionModel(bool nChangePrecisionModel);
    00080
    00081         const geom::PrecisionModel* getPrecisionModel();
    00082
    00083         bool getRemoveCollapsed();
    00084         geom::Geometry* reduce(const geom::Geometry *geom);
    00085 };
    00086
    00087 } // namespace geos.precision
    00088 } // namespace geos
    00089
    00090 #endif // GEOS_PRECISION_SIMPLEGEOMETRYPRECISIONREDUCER_H
    00091
    00092 /**********************************************************************
    00093  * $Log$
    00094  * Revision 1.2  2006/04/03 13:56:55  strk
    00095  * Made externally-owned PrecisionModel  const
    00096  *
    00097  * Revision 1.1  2006/03/23 09:17:19  strk
    00098  * precision.h header split, minor optimizations
    00099  *
    00100  **********************************************************************/