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73 lines
1.9 KiB
C++
73 lines
1.9 KiB
C++
/**********************************************************************
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*
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* GEOS - Geometry Engine Open Source
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* http://geos.osgeo.org
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*
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* Copyright (C) 2005-2006 Refractions Research Inc.
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* Copyright (C) 2001-2002 Vivid Solutions Inc.
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*
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* This is free software; you can redistribute and/or modify it under
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* the terms of the GNU Lesser General Public Licence as published
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* by the Free Software Foundation.
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* See the COPYING file for more information.
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*
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**********************************************************************
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*
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* Last port: geomgraph/Depth.java rev. 1.4 (JTS-1.10)
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*
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**********************************************************************/
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#ifndef GEOS_GEOMGRAPH_DEPTH_H
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#define GEOS_GEOMGRAPH_DEPTH_H
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#include <geos/export.h>
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#include <geos/geom/Location.h>
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#include <string>
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#include <geos/inline.h>
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// Forward declarations
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namespace geos {
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namespace geomgraph {
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class Label;
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}
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}
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namespace geos {
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namespace geomgraph { // geos.geomgraph
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/// \brief A Depth object records the topological depth of the sides of an Edge
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/// for up to two Geometries.
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class GEOS_DLL Depth {
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public:
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static int depthAtLocation(geom::Location location);
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Depth();
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virtual ~Depth() = default; // FIXME: shoudn't be virtual!
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int getDepth(int geomIndex, int posIndex) const;
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void setDepth(int geomIndex, int posIndex, int depthValue);
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geom::Location getLocation(int geomIndex, int posIndex) const;
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void add(int geomIndex, int posIndex, geom::Location location);
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bool isNull() const;
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bool isNull(int geomIndex) const;
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bool isNull(int geomIndex, int posIndex) const;
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int getDelta(int geomIndex) const;
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void normalize();
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void add(const Label& lbl);
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std::string toString() const;
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private:
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enum {
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NULL_VALUE = -1 //Replaces NULL
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};
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int depth[2][3];
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};
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} // namespace geos.geomgraph
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} // namespace geos
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#ifdef GEOS_INLINE
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# include "geos/geomgraph/Depth.inl"
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#endif
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#endif // ifndef GEOS_GEOMGRAPH_DEPTH_H
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