/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 * 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
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 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (the "License"); you may not use this file
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#ifndef INCLUDED_DRAWINGLAYER_PROCESSOR2D_TEXTASPOLYGONEXTRACTOR2D_HXX
#define INCLUDED_DRAWINGLAYER_PROCESSOR2D_TEXTASPOLYGONEXTRACTOR2D_HXX

#include <drawinglayer/drawinglayerdllapi.h>

#include <drawinglayer/processor2d/textextractor2d.hxx>
#include <basegfx/polygon/b2dpolypolygon.hxx>
#include <basegfx/color/bcolor.hxx>
#include <basegfx/color/bcolormodifier.hxx>
#include <utility>
#include <vector>


namespace drawinglayer::processor2d
    {
        /// helper data structure for returning the result
        struct DRAWINGLAYER_DLLPUBLIC TextAsPolygonDataNode
        {
        private:
            basegfx::B2DPolyPolygon                 maB2DPolyPolygon;
            basegfx::BColor                         maBColor;
            bool                                    mbIsFilled;

        public:
            TextAsPolygonDataNode(
                basegfx::B2DPolyPolygon aB2DPolyPolygon,
                const basegfx::BColor& rBColor,
                bool bIsFilled)
            :   maB2DPolyPolygon(std::move(aB2DPolyPolygon)),
                maBColor(rBColor),
                mbIsFilled(bIsFilled)
            {
            }

            // data read access
            const basegfx::B2DPolyPolygon& getB2DPolyPolygon() const { return maB2DPolyPolygon; }
            const basegfx::BColor& getBColor() const { return maBColor; }
            bool getIsFilled() const { return mbIsFilled; }
        };

        /// typedef for a vector of that helper data
        typedef ::std::vector< TextAsPolygonDataNode > TextAsPolygonDataNodeVector;

        /** TextAsPolygonExtractor2D class

            This processor extracts text in the fed primitives to filled polygons
         */
        class DRAWINGLAYER_DLLPUBLIC TextAsPolygonExtractor2D final : public TextExtractor2D
        {
        private:
            // extraction target
            TextAsPolygonDataNodeVector             maTarget;

            // the modifiedColorPrimitive stack
            basegfx::BColorModifierStack            maBColorModifierStack;

            // flag if we are in a decomposed text
            sal_uInt32                              mnInText;

            // tooling methods
            void processBasePrimitive2D(const primitive2d::BasePrimitive2D& rCandidate) override;
            void processTextPrimitive2D(const primitive2d::BasePrimitive2D& rCandidate) override;

        public:
            explicit TextAsPolygonExtractor2D(const geometry::ViewInformation2D& rViewInformation);
            virtual ~TextAsPolygonExtractor2D() override;

            // data read access
            const TextAsPolygonDataNodeVector& getTarget() const { return maTarget; }
        };

} // end of namespace drawinglayer::processor2d


#endif // INCLUDED_DRAWINGLAYER_PROCESSOR2D_TEXTASPOLYGONEXTRACTOR2D_HXX

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