/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */

/*

 * This file is part of the LibreOffice project.

 *

 * This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/.

 *

 * This file incorporates work covered by the following license notice:

 *

 *   Licensed to the Apache Software Foundation (ASF) under one or more

 *   contributor license agreements. See the NOTICE file distributed

 *   with this work for additional information regarding copyright

 *   ownership. The ASF licenses this file to you under the Apache

 *   License, Version 2.0 (the "License"); you may not use this file

 *   except in compliance with the License. You may obtain a copy of

 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .

 */

#pragma once

#include <drawinglayer/primitive3d/polygonprimitive3d.hxx>

namespace drawinglayer::primitive3d

    {

        /** PolygonStrokePrimitive3D class

            This 3D primitive extends a 3D hairline to a 3D tube which is

            e.g. used for fat lines in 3D. It's decomposition will create all

            3D objects needed for the line tubes and the edge roundings

            in full 3D.

         */

        class PolygonTubePrimitive3D final : public PolygonHairlinePrimitive3D

        {

            /// hold the last decomposition since it's expensive

            Primitive3DContainer                         maLast3DDecomposition;

            /// visualisation parameters

            double                                      mfRadius;

            double                                      mfDegreeStepWidth;

            double                                      mfMiterMinimumAngle;

            basegfx::B2DLineJoin                        maLineJoin;

            css::drawing::LineCap                       maLineCap;

            /** access methods to maLast3DDecomposition. The usage of this methods may allow

                later thread-safe stuff to be added if needed. Only to be used by getDecomposition()

                implementations for buffering the last decomposition.

             */

            const Primitive3DContainer& getLast3DDecomposition() const { return maLast3DDecomposition; }

            /// local decomposition.

            Primitive3DContainer impCreate3DDecomposition(const geometry::ViewInformation3D& rViewInformation) const;

        public:

            /// constructor

            PolygonTubePrimitive3D(

                const basegfx::B3DPolygon& rPolygon,

                const basegfx::BColor& rBColor,

                double fRadius,

                basegfx::B2DLineJoin aLineJoin,

                css::drawing::LineCap aLineCap,

                double fDegreeStepWidth = basegfx::deg2rad(10.0),

                double fMiterMinimumAngle = basegfx::deg2rad(15.0));

            /// data read access

            double getRadius() const { return mfRadius; }

            double getDegreeStepWidth() const { return mfDegreeStepWidth; }

            double getMiterMinimumAngle() const { return mfMiterMinimumAngle; }

            basegfx::B2DLineJoin getLineJoin() const { return maLineJoin; }

            css::drawing::LineCap getLineCap() const { return maLineCap; }

            /// compare operator

            virtual bool operator==(const BasePrimitive3D& rPrimitive) const override;

            /** local decomposition. Use own buffering since we are not derived from

                BufferedDecompositionPrimitive3D

             */

            virtual Primitive3DContainer get3DDecomposition(const geometry::ViewInformation3D& rViewInformation) const override;

            /// provide unique ID

            DeclPrimitive3DIDBlock()

        };

} // end of namespace drawinglayer::primitive3d

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