CommonBitsOp.h

/**********************************************************************
 *
 * GEOS - Geometry Engine Open Source
 * http://geos.osgeo.org
 *
 * Copyright (C) 2005-2006 Refractions Research Inc.
 *
 * This is free software; you can redistribute and/or modify it under
 * the terms of the GNU Lesser General Public Licence as published
 * by the Free Software Foundation. 
 * See the COPYING file for more information.
 *
 **********************************************************************/
 
#ifndef GEOS_PRECISION_COMMONBITSOP_H
#define GEOS_PRECISION_COMMONBITSOP_H
 
#include <geos/export.h>
#include <geos/precision/CommonBitsRemover.h> // for auto_ptr composition
 
#include <vector>
#include <memory>
 
#ifdef _MSC_VER
#pragma warning(push)
#pragma warning(disable: 4251) // warning C4251: needs to have dll-interface to be used by clients of class
#endif
 
namespace geos {
        namespace geom {
                class Geometry;
        }
        namespace precision {
                //class CommonBitsRemover;
        }
}
 
namespace geos {
namespace precision { // geos.precision

class GEOS_DLL CommonBitsOp {
 
private:
 
        bool returnToOriginalPrecision;
 
        std::auto_ptr<CommonBitsRemover> cbr;

        geom::Geometry* removeCommonBits(const geom::Geometry *geom0);

        void removeCommonBits(
                        const geom::Geometry* geom0,
                        const geom::Geometry* geom1,
                        std::auto_ptr<geom::Geometry>& rgeom0,
                        std::auto_ptr<geom::Geometry>& rgeom1);
 
 
public:

        CommonBitsOp();

        CommonBitsOp(bool nReturnToOriginalPrecision);

        geom::Geometry* intersection(
                        const geom::Geometry *geom0,
                        const geom::Geometry *geom1);

        geom::Geometry* Union(
                        const geom::Geometry *geom0,
                        const geom::Geometry *geom1);

        geom::Geometry* difference(
                        const geom::Geometry *geom0,
                        const geom::Geometry *geom1);

        geom::Geometry* symDifference(
                        const geom::Geometry *geom0,
                        const geom::Geometry *geom1);

        geom::Geometry* buffer(
                        const geom::Geometry *geom0,
                        double distance);

        geom::Geometry* computeResultPrecision(
                        geom::Geometry *result);
};
 
} // namespace geos.precision
} // namespace geos
 
#ifdef _MSC_VER
#pragma warning(pop)
#endif
 
#endif // GEOS_PRECISION_COMMONBITSOP_H