/**********************************************************************

 *

 * GEOS - Geometry Engine Open Source

 * http://geos.osgeo.org

 *

 * Copyright (C) 2024 ISciences, LLC

 *

 * 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/Geometry.h>

namespace geos {

namespace geom {

class SimpleCurve;

class GEOS_DLL Curve : public Geometry {

public:

    using Geometry::apply_ro;

    using Geometry::apply_rw;

    void apply_ro(GeometryComponentFilter* filter) const override;

    void apply_ro(GeometryFilter* filter) const override;

    void apply_rw(GeometryComponentFilter* filter) override;

    void apply_rw(GeometryFilter* filter) override;

    /**

     * \brief

     * Returns Dimension::False for a closed Curve,

     * 0 otherwise (Curve boundary is a MultiPoint)

     */

    int

    getBoundaryDimension() const override

    {

        return isClosed() ? Dimension::False : 0;

    }

    /// Returns line dimension (1)

    Dimension::DimensionType getDimension() const override

    {

        return Dimension::L; // line

    }

    /// Returns true if the first and last coordinate in the Curve are the same

    virtual bool isClosed() const = 0;

    /// Returns true if the curve is closed and simple

    bool isRing() const;

    virtual std::size_t getNumCurves() const = 0;

    virtual const SimpleCurve* getCurveN(std::size_t) const = 0;

protected:

    Curve(const GeometryFactory& factory) : Geometry(&factory) {}

};

}

}