MarkHalfEdge.h

/**********************************************************************
 *
 * GEOS - Geometry Engine Open Source
 * http://geos.osgeo.org
 *
 * Copyright (C) 2020 Paul Ramsey <pramsey@cleverelephant.ca>
 *
 * 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.
 *
 **********************************************************************/
 
 
#pragma once
 
#include <geos/geom/Coordinate.h>
 
#include <geos/export.h>
#include <string>
#include <cassert>
 
// Forward declarations
namespace geos {
namespace geom {
class Coordinate;
}
}
 
namespace geos {
namespace edgegraph { // geos.edgegraph
 
class GEOS_DLL MarkHalfEdge : public HalfEdge {
 
private:
 
    bool m_isMarked;
 
public:
 
    MarkHalfEdge(const geom::Coordinate& p_orig) :
        HalfEdge(p_orig),
        m_isMarked(false)
    {};
 
    static bool isMarked(HalfEdge* e);
 
    static void mark(HalfEdge* e);
 
    static void setMark(HalfEdge* e, bool isMarked);
 
    static void setMarkBoth(HalfEdge* e, bool isMarked);
 
    static void markBoth(HalfEdge* e);
 
    bool isMarked() const { return m_isMarked; }
 
    void mark() { m_isMarked = true; }
 
    void setMark(bool p_isMarked) { m_isMarked = p_isMarked; }
 
};
 
 
} // namespace geos.edgegraph
} // namespace geos