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diff --git a/svgio/inc/svgpatternnode.hxx b/svgio/inc/svgpatternnode.hxx
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+++ b/svgio/inc/svgpatternnode.hxx
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+/* -*- 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 "svgnode.hxx"
+#include "svgstyleattributes.hxx"
+#include <basegfx/matrix/b2dhommatrix.hxx>
+#include <memory>
+
+namespace svgio::svgreader
+    {
+        class SvgPatternNode final : public SvgNode
+        {
+        private:
+            /// buffered decomposition
+            drawinglayer::primitive2d::Primitive2DContainer aPrimitives;
+
+            /// 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;
+            std::unique_ptr<SvgUnits>
+                                    mpPatternUnits;
+            std::unique_ptr<SvgUnits>
+                                    mpPatternContentUnits;
+            std::optional<basegfx::B2DHomMatrix>
+                                    mpaPatternTransform;
+
+            /// link to another pattern used as style. If maXLink
+            /// is set, the node can be fetched on demand by using
+            // tryToFindLink (buffered)
+            mutable bool mbResolvingLink; // protect against infinite link recursion
+            OUString           maXLink;
+            const SvgPatternNode*   mpXLink;
+
+            /// link on demand
+            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;
+
+            /// global helpers
+            void getValuesRelative(double& rfX, double& rfY, double& rfW, double& rfH, const basegfx::B2DRange& rGeoRange, SvgNode const & rUser) const;
+
+            /// get pattern primitives buffered, uses decomposeSvgNode internally
+            const drawinglayer::primitive2d::Primitive2DContainer& getPatternPrimitives() const;
+
+            /// InfoProvider support for % values
+            virtual basegfx::B2DRange getCurrentViewPort() const override;
+
+            /// viewBox content
+            const basegfx::B2DRange* getViewBox() const;
+            void setViewBox(const basegfx::B2DRange* pViewBox) { mpViewBox.reset(); if(pViewBox) mpViewBox.reset(new basegfx::B2DRange(*pViewBox)); }
+
+            /// SvgAspectRatio content
+            const SvgAspectRatio& getSvgAspectRatio() const;
+
+            /// X content, set if found in current context
+            const SvgNumber& getX() const;
+
+            /// Y content, set if found in current context
+            const SvgNumber& getY() const;
+
+            /// Width content, set if found in current context
+            const SvgNumber& getWidth() const;
+
+            /// Height content, set if found in current context
+            const SvgNumber& getHeight() const;
+
+            /// PatternUnits content
+            const SvgUnits* getPatternUnits() const;
+            void setPatternUnits(const SvgUnits aPatternUnits) { mpPatternUnits.reset( new SvgUnits(aPatternUnits) ); }
+
+            /// PatternContentUnits content
+            const SvgUnits* getPatternContentUnits() const;
+            void setPatternContentUnits(const SvgUnits aPatternContentUnits) { mpPatternContentUnits.reset( new SvgUnits(aPatternContentUnits) ); }
+
+            /// PatternTransform content
+            std::optional<basegfx::B2DHomMatrix> getPatternTransform() const;
+            void setPatternTransform(const std::optional<basegfx::B2DHomMatrix>& pMatrix) { mpaPatternTransform = pMatrix; }
+
+        };
+
+} // end of namespace svgio::svgreader
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */