GEOS 3.3.1
CommonBitsOp.h
00001 /**********************************************************************
00002  * $Id: CommonBitsOp.h 3255 2011-03-01 17:56:10Z 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_COMMONBITSOP_H
00017 #define GEOS_PRECISION_COMMONBITSOP_H
00018 
00019 #include <geos/export.h>
00020 #include <geos/precision/CommonBitsRemover.h> // for auto_ptr composition
00021 
00022 #include <vector>
00023 #include <memory>
00024 
00025 #ifdef _MSC_VER
00026 #pragma warning(push)
00027 #pragma warning(disable: 4251) // warning C4251: needs to have dll-interface to be used by clients of class
00028 #endif
00029 
00030 namespace geos {
00031         namespace geom {
00032                 class Geometry;
00033         }
00034         namespace precision {
00035                 //class CommonBitsRemover;
00036         }
00037 }
00038 
00039 namespace geos {
00040 namespace precision { // geos.precision
00041 
00051 class GEOS_DLL CommonBitsOp {
00052 
00053 private:
00054 
00055         bool returnToOriginalPrecision;
00056 
00057         std::auto_ptr<CommonBitsRemover> cbr;
00058 
00067         geom::Geometry* removeCommonBits(const geom::Geometry *geom0);
00068 
00072         void removeCommonBits(
00073                         const geom::Geometry* geom0,
00074                         const geom::Geometry* geom1,
00075                         std::auto_ptr<geom::Geometry>& rgeom0,
00076                         std::auto_ptr<geom::Geometry>& rgeom1);
00077 
00078 
00079 public:
00080 
00084         CommonBitsOp();
00085 
00092         CommonBitsOp(bool nReturnToOriginalPrecision);
00093 
00102         geom::Geometry* intersection(
00103                         const geom::Geometry *geom0,
00104                         const geom::Geometry *geom1);
00105 
00114         geom::Geometry* Union(
00115                         const geom::Geometry *geom0,
00116                         const geom::Geometry *geom1);
00117 
00126         geom::Geometry* difference(
00127                         const geom::Geometry *geom0,
00128                         const geom::Geometry *geom1);
00129 
00138         geom::Geometry* symDifference(
00139                         const geom::Geometry *geom0,
00140                         const geom::Geometry *geom1);
00141 
00149         geom::Geometry* buffer(
00150                         const geom::Geometry *geom0,
00151                         double distance);
00152 
00164         geom::Geometry* computeResultPrecision(
00165                         geom::Geometry *result);
00166 };
00167 
00168 } // namespace geos.precision
00169 } // namespace geos
00170 
00171 #ifdef _MSC_VER
00172 #pragma warning(pop)
00173 #endif
00174 
00175 #endif // GEOS_PRECISION_COMMONBITSOP_H
00176 
00177 /**********************************************************************
00178  * $Log$
00179  * Revision 1.3  2006/04/13 23:23:52  strk
00180  * fixed bug in binary ops failing to consistently reduce operands.
00181  *
00182  * Revision 1.2  2006/04/06 14:36:52  strk
00183  * Cleanup in geos::precision namespace (leaks plugged, auto_ptr use, ...)
00184  *
00185  * Revision 1.1  2006/03/23 09:17:19  strk
00186  * precision.h header split, minor optimizations
00187  *
00188  **********************************************************************/