/usr/include/geos/index/chain/MonotoneChainSelectAction.h is in libgeos-dev 3.2.2-3ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* $Id: MonotoneChainSelectAction.h 2556 2009-06-06 22:22:28Z strk $
*
* GEOS - Geometry Engine Open Source
* http://geos.refractions.net
*
* Copyright (C) 2001-2002 Vivid Solutions 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.
*
**********************************************************************
*
* Last port: index/chain/MonotoneChainSelectAction.java rev. 1.6 (JTS-1.10)
*
**********************************************************************/
#ifndef GEOS_IDX_CHAIN_MONOTONECHAINSELECTACTION_H
#define GEOS_IDX_CHAIN_MONOTONECHAINSELECTACTION_H
#include <geos/export.h>
#include <geos/geom/LineSegment.h> // composition
#include <geos/geom/Envelope.h> // composition
// Forward declarations
namespace geos {
namespace index {
namespace chain {
class MonotoneChain;
}
}
}
namespace geos {
namespace index { // geos::index
namespace chain { // geos::index::chain
/**
* The action for the internal iterator for performing
* Envelope select queries on a MonotoneChain
*
*/
class GEOS_DLL MonotoneChainSelectAction {
protected:
geom::LineSegment selectedSegment;
public:
MonotoneChainSelectAction() {}
virtual ~MonotoneChainSelectAction() {}
/// This function can be overridden if the original chain is needed
virtual void select(MonotoneChain& mc, unsigned int start);
/**
* This is a convenience function which can be overridden
* to obtain the actual line segment which is selected
*
* @param seg
*/
virtual void select(const geom::LineSegment& seg) = 0;
// these envelopes are used during the MonotoneChain search process
// should only be visible by classes in this package
geom::Envelope tempEnv1;
};
} // namespace geos::index::chain
} // namespace geos::index
} // namespace geos
#endif // GEOS_IDX_CHAIN_MONOTONECHAINSELECTACTION_H
/**********************************************************************
* $Log$
* Revision 1.1 2006/03/22 18:12:31 strk
* indexChain.h header split.
*
**********************************************************************/
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