/usr/include/geos/noding/snapround/MCIndexPointSnapper.h is in libgeos-dev 3.2.2-3ubuntu1.
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* $Id: MCIndexPointSnapper.h 2777 2009-12-03 19:41:15Z mloskot $
*
* GEOS - Geometry Engine Open Source
* http://geos.refractions.net
*
* 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.
*
**********************************************************************
*
* Last port: noding/snapround/MCIndexPointSnapper.java rev. 1.4 (JTS-1.9)
*
**********************************************************************/
#ifndef GEOS_NODING_SNAPROUND_MCINDEXPOINTSNAPPER_H
#define GEOS_NODING_SNAPROUND_MCINDEXPOINTSNAPPER_H
#include <geos/export.h>
#include <geos/inline.h>
// Forward declarations
namespace geos {
namespace index {
class SpatialIndex;
}
namespace noding {
class SegmentString;
namespace snapround {
class HotPixel;
}
}
}
namespace geos {
namespace noding { // geos::noding
namespace snapround { // geos::noding::snapround
/** \brief
* "Snaps" all {@link SegmentString}s in a {@link SpatialIndex} containing
* {@link MonotoneChain}s to a given {@link HotPixel}.
*
*/
class GEOS_DLL MCIndexPointSnapper {
public:
MCIndexPointSnapper(index::SpatialIndex& nIndex)
:
index(nIndex)
{}
/**
* Snaps (nodes) all interacting segments to this hot pixel.
* The hot pixel may represent a vertex of an edge,
* in which case this routine uses the optimization
* of not noding the vertex itself
*
* @param hotPixel the hot pixel to snap to
* @param parentEdge the edge containing the vertex,
* if applicable, or <code>null</code>
* @param vertexIndex the index of the vertex, if applicable, or -1
* @return <code>true</code> if a node was added for this pixel
*/
bool snap(HotPixel& hotPixel, SegmentString* parentEdge,
unsigned int vertexIndex);
bool snap(HotPixel& hotPixel) {
return snap(hotPixel, 0, 0);
}
private:
index::SpatialIndex& index;
// Declare type as noncopyable
MCIndexPointSnapper(const MCIndexPointSnapper& other);
MCIndexPointSnapper& operator=(const MCIndexPointSnapper& rhs);
};
} // namespace geos::noding::snapround
} // namespace geos::noding
} // namespace geos
//#ifdef GEOS_INLINE
//# include "geos/noding/snapround/MCIndexPointSnapper.inl"
//#endif
#endif // GEOS_NODING_SNAPROUND_MCINDEXPOINTSNAPPER_H
/**********************************************************************
* $Log$
* Revision 1.3 2006/03/24 09:52:41 strk
* USE_INLINE => GEOS_INLINE
*
* Revision 1.2 2006/03/22 18:12:31 strk
* indexChain.h header split.
*
* Revision 1.1 2006/03/14 12:55:56 strk
* Headers split: geomgraphindex.h, nodingSnapround.h
*
**********************************************************************/
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