svgpatternnode.hxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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#pragma once
 
#include "svgnode.hxx"
#include "svgstyleattributes.hxx"
#include <basegfx/matrix/b2dhommatrix.hxx>
#include <memory>
 
namespace svgio::svgreader
    {
        class SvgPatternNode final : public SvgNode
        {
        private:
            drawinglayer::primitive2d::Primitive2DContainer aPrimitives;
 
            SvgStyleAttributes      maSvgStyleAttributes;
 
            std::unique_ptr<basegfx::B2DRange>
                                    mpViewBox;
            SvgAspectRatio          maSvgAspectRatio;
            SvgNumber               maX;
            SvgNumber               maY;
            SvgNumber               maWidth;
            SvgNumber               maHeight;
            std::optional<SvgUnits>
                                    moPatternUnits;
            std::optional<SvgUnits>
                                    moPatternContentUnits;
            std::optional<basegfx::B2DHomMatrix>
                                    mpaPatternTransform;
 
            // tryToFindLink (buffered)
            mutable bool mbResolvingLink; // protect against infinite link recursion
            OUString           maXLink;
            const SvgPatternNode*   mpXLink;
 
            void tryToFindLink();
 
        public:
            SvgPatternNode(
                SvgDocument& rDocument,
                SvgNode* pParent);
            virtual ~SvgPatternNode() override;
 
            virtual const SvgStyleAttributes* getSvgStyleAttributes() const override;
            virtual void parseAttribute(const OUString& rTokenName, SVGToken aSVGToken, const OUString& aContent) override;
 
            void getValuesRelative(double& rfX, double& rfY, double& rfW, double& rfH, const basegfx::B2DRange& rGeoRange, SvgNode const & rUser) const;
 
            const drawinglayer::primitive2d::Primitive2DContainer& getPatternPrimitives() const;
 
            virtual basegfx::B2DRange getCurrentViewPort() const override;
 
            const basegfx::B2DRange* getViewBox() const;
            void setViewBox(const basegfx::B2DRange* pViewBox) { mpViewBox.reset(); if(pViewBox) mpViewBox.reset(new basegfx::B2DRange(*pViewBox)); }
 
            const SvgAspectRatio& getSvgAspectRatio() const;
 
            const SvgNumber& getX() const;
 
            const SvgNumber& getY() const;
 
            const SvgNumber& getWidth() const;
 
            const SvgNumber& getHeight() const;
 
            const SvgUnits* getPatternUnits() const;
            void setPatternUnits(const SvgUnits aPatternUnits) { moPatternUnits = aPatternUnits; }
 
            const SvgUnits* getPatternContentUnits() const;
            void setPatternContentUnits(const SvgUnits aPatternContentUnits) { moPatternContentUnits = aPatternContentUnits; }
 
            std::optional<basegfx::B2DHomMatrix> getPatternTransform() const;
            void setPatternTransform(const std::optional<basegfx::B2DHomMatrix>& pMatrix) { mpaPatternTransform = pMatrix; }
 
        };
 
} // end of namespace svgio::svgreader
 
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