IteratedNoder.h

/**********************************************************************
 *
 * GEOS - Geometry Engine Open Source
 * http://geos.osgeo.org
 *
 * 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/IteratedNoder.java r591 (JTS-1.12+)
 *
 **********************************************************************/
 
#pragma once
 
#include <geos/export.h>
 
#include <vector>
#include <iostream>
 
#include <geos/algorithm/LineIntersector.h>
#include <geos/noding/SegmentString.h> // due to inlines
#include <geos/noding/Noder.h> // for inheritance
 
// Forward declarations
namespace geos {
namespace geom {
class PrecisionModel;
}
}
 
namespace geos {
namespace noding { // geos::noding
 
class GEOS_DLL IteratedNoder : public Noder { // implements Noder
 
private:
    static const int MAX_ITER = 5;
 
 
    const geom::PrecisionModel* pm;
    algorithm::LineIntersector li;
    std::vector<std::unique_ptr<SegmentString>> nodedSegStrings;
    int maxIter;
 
    void node(const std::vector<SegmentString*>& segStrings,
              int& numInteriorIntersections,
              geom::CoordinateXY& intersectionPoint);
 
public:
 
    IteratedNoder(const geom::PrecisionModel* newPm)
        :
        pm(newPm),
        li(pm),
        maxIter(MAX_ITER)
    {
    }
 
    ~IteratedNoder() override {}
 
    void
    setMaximumIterations(int n)
    {
        maxIter = n;
    }
 
    std::vector<std::unique_ptr<SegmentString>>
    getNodedSubstrings() override
    {
        return std::move(nodedSegStrings);
    }
 
 
    void computeNodes(const std::vector<SegmentString*>& inputSegmentStrings) override; // throw(GEOSException);
 
    // Declare type as noncopyable
    IteratedNoder(IteratedNoder const&) = delete;
    IteratedNoder& operator=(IteratedNoder const&) = delete;
};
 
} // namespace geos::noding
} // namespace geos