/* -*- 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 "svgstyleattributes.hxx"

#include <memory>

namespace svgio::svgreader

    {

        class SvgSvgNode final : public SvgNode

        {

        private:

            /// use styles

            SvgStyleAttributes      maSvgStyleAttributes;

            /// variable scan values, dependent of given XAttributeList

            std::unique_ptr<basegfx::B2DRange>

                                    mpViewBox;

            SvgAspectRatio          maSvgAspectRatio;

            SvgNumber               maX;

            SvgNumber               maY;

            SvgNumber               maWidth;

            SvgNumber               maHeight;

            SvgNumber               maVersion;

            /// #i125258# bitfield

            bool                    mbStyleAttributesInitialized : 1;

            // #i125258# on-demand init hard attributes when this is the outmost svg element

            // and more (see implementation)

            void initializeStyleAttributes();

        public:

            SvgSvgNode(

                SvgDocument& rDocument,

                SvgNode* pParent);

            virtual ~SvgSvgNode() override;

            virtual const SvgStyleAttributes* getSvgStyleAttributes() const override;

            virtual void parseAttribute(SVGToken aSVGToken, const OUString& aContent) override;

            virtual void decomposeSvgNode(drawinglayer::primitive2d::Primitive2DContainer& rTarget, bool bReferenced) const override;

            /// Seeks width and height of viewport, which is current before the new viewport is set.

            // needed for percentage unit in x, y, width or height

            void seekReferenceWidth(double& fWidth, bool& bHasFound) const;

            void seekReferenceHeight(double& fHeight, bool& bHasFound) const;

            /// InfoProvider support for % values in children

            // The returned 'CurrentViewPort' is the viewport as it is set by this svg element

            // and as it is needed to resolve relative values in children

            // The method does not check for invalid width and height

            virtual basegfx::B2DRange getCurrentViewPort() const override;

            /// viewBox content

            const basegfx::B2DRange* getViewBox() const { return mpViewBox.get(); }

            void setViewBox(const basegfx::B2DRange* pViewBox) { mpViewBox.reset(); if(pViewBox) mpViewBox.reset( new basegfx::B2DRange(*pViewBox) ); }

            /// SvgAspectRatio content

            const SvgAspectRatio& getSvgAspectRatio() const { return maSvgAspectRatio; }

            /// x content

            const SvgNumber& getX() const { return maX; }

            /// y content

            const SvgNumber& getY() const { return maY; }

            /// width content

            const SvgNumber& getWidth() const { return maWidth; }

            /// height content

            const SvgNumber& getHeight() const { return maHeight; }

        };

} // end of namespace svgio::svgreader

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