/usr/include/geos/operation/overlay/ElevationMatrix.h is in libgeos-dev 3.2.2-3ubuntu1.
This file is owned by root:root, with mode 0o644.
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* $Id: ElevationMatrix.h 2780 2009-12-03 19:46:43Z 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: original (by strk)
*
**********************************************************************/
#ifndef GEOS_OP_OVERLAY_ELEVATIONMATRIX_H
#define GEOS_OP_OVERLAY_ELEVATIONMATRIX_H
#include <geos/export.h>
#include <vector>
#include <string>
#include <geos/geom/CoordinateFilter.h> // for inheritance
#include <geos/geom/Envelope.h> // for composition
#include <geos/operation/overlay/ElevationMatrixCell.h> // for composition
// Forward declarations
namespace geos {
namespace geom {
class Coordinate;
class Geometry;
}
namespace operation {
namespace overlay {
class ElevationMatrixFilter;
class ElevationMatrix;
}
}
}
namespace geos {
namespace operation { // geos::operation
namespace overlay { // geos::operation::overlay
/*
* This is the CoordinateFilter used by ElevationMatrix.
* filter_ro is used to add Geometry Coordinate's Z
* values to the matrix.
* filter_rw is used to actually elevate Geometries.
*/
class GEOS_DLL ElevationMatrixFilter: public geom::CoordinateFilter
{
public:
ElevationMatrixFilter(ElevationMatrix &em);
~ElevationMatrixFilter();
void filter_rw(geom::Coordinate *c) const;
void filter_ro(const geom::Coordinate *c);
private:
ElevationMatrix &em;
double avgElevation;
// Declare type as noncopyable
ElevationMatrixFilter(const ElevationMatrixFilter& other);
ElevationMatrixFilter& operator=(const ElevationMatrixFilter& rhs);
};
/*
*/
class GEOS_DLL ElevationMatrix {
friend class ElevationMatrixFilter;
public:
ElevationMatrix(const geom::Envelope &extent, unsigned int rows,
unsigned int cols);
~ElevationMatrix();
void add(const geom::Geometry *geom);
void elevate(geom::Geometry *geom) const;
// set Z value for each cell w/out one
double getAvgElevation() const;
ElevationMatrixCell &getCell(const geom::Coordinate &c);
const ElevationMatrixCell &getCell(const geom::Coordinate &c) const;
std::string print() const;
private:
ElevationMatrixFilter filter;
void add(const geom::Coordinate &c);
geom::Envelope env;
unsigned int cols;
unsigned int rows;
double cellwidth;
double cellheight;
mutable bool avgElevationComputed;
mutable double avgElevation;
std::vector<ElevationMatrixCell>cells;
};
} // namespace geos::operation::overlay
} // namespace geos::operation
} // namespace geos
#endif // ndef GEOS_OP_OVERLAY_ELEVATIONMATRIX_H
/**********************************************************************
* $Log$
* Revision 1.1 2006/03/17 13:24:59 strk
* opOverlay.h header splitted. Reduced header inclusions in operation/overlay implementation files. ElevationMatrixFilter code moved from own file to ElevationMatrix.cpp (ideally a class-private).
*
**********************************************************************/
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