/usr/include/geos/geom/util/PointExtracter.h is in libgeos-dev 3.2.2-3ubuntu1.
This file is owned by root:root, with mode 0o644.
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* $Id: PointExtracter.h 2772 2009-12-03 19:30:54Z mloskot $
*
* GEOS - Geometry Engine Open Source
* http://geos.refractions.net
*
* Copyright (C) 2001-2002 Vivid Solutions Inc.
* Copyright (C) 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_GEOM_UTIL_POINTEXTRACTER_H
#define GEOS_GEOM_UTIL_POINTEXTRACTER_H
#include <geos/export.h>
#include <geos/geom/GeometryFilter.h>
#include <geos/geom/Point.h>
#include <geos/platform.h>
#include <vector>
namespace geos {
namespace geom { // geos.geom
namespace util { // geos.geom.util
/**
* Extracts all the 0-dimensional (Point) components from a Geometry.
*/
class GEOS_DLL PointExtracter: public GeometryFilter {
public:
/**
* Returns the Point components from a single geometry.
* If more than one geometry is to be processed, it is more
* efficient to create a single PointExtracter filter instance
* and pass it to multiple geometries.
*/
static void getPoints(const Geometry &geom, Point::ConstVect &ret)
{
PointExtracter pe(ret);
geom.apply_ro(&pe);
}
/**
* Constructs a PointExtracterFilter with a list in which
* to store Points found.
*/
PointExtracter(Point::ConstVect& newComps)
:
comps(newComps)
{}
void filter_rw(Geometry *geom)
{
if ( const Point *p=dynamic_cast<const Point *>(geom) )
comps.push_back(p);
}
void filter_ro(const Geometry *geom)
{
if ( const Point *p=dynamic_cast<const Point *>(geom) )
comps.push_back(p);
}
private:
Point::ConstVect& comps;
// Declare type as noncopyable
PointExtracter(const PointExtracter& other);
PointExtracter& operator=(const PointExtracter& rhs);
};
} // namespace geos.geom.util
} // namespace geos.geom
} // namespace geos
#endif
/**********************************************************************
* $Log$
* Revision 1.1 2006/03/09 16:46:49 strk
* geos::geom namespace definition, first pass at headers split
*
**********************************************************************/
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