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  **********************************************************************/

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