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diff --git a/include/oox/export/DMLPresetShapeExport.hxx b/include/oox/export/DMLPresetShapeExport.hxx
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+++ b/include/oox/export/DMLPresetShapeExport.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/.
+*/
+
+#ifndef INCLUDED_OOX_EXPORT_DMLPRESETSHAPEXPORT_HXX
+#define INCLUDED_OOX_EXPORT_DMLPRESETSHAPEXPORT_HXX
+
+#include <com/sun/star/awt/Rectangle.hpp>
+#include <com/sun/star/uno/Any.hxx>
+#include <com/sun/star/uno/Reference.hxx>
+#include <com/sun/star/uno/Sequence.hxx>
+
+#include <rtl/ustring.hxx>
+#include <sal/types.h>
+
+#include <string_view>
+
+#include <oox/export/drawingml.hxx>
+
+namespace com::sun::star::beans
+{
+struct PropertyValue;
+}
+
+namespace com::sun::star::drawing
+{
+class XShape;
+struct EnhancedCustomShapeAdjustmentValue;
+}
+
+namespace oox::core
+{
+class XmlFilterBase;
+}
+
+namespace oox::drawingml
+{
+/// Class for exporting the custom shapes to OOXML preset ones, if possible.
+/// This functionality needed for keeping the information for the office programs
+/// about the shape type, and geometry data. Before these shapes were exported
+/// with custom geometry, and they kept their geometry but has no information
+/// about the shape itself. This lead to lost textbox size/position/padding for
+/// example.
+class DMLPresetShapeExporter
+{
+private:
+    // the shape to export
+    css::uno::Reference<css::drawing::XShape> m_xShape;
+    // the DMLwriter
+    DrawingML* m_pDMLexporter;
+    // the type of the custom shape (diamond/rectangle/circle/triangle...)
+    OUString m_sPresetShapeType;
+    // True if the shape has points where its geometry can be modified
+    bool m_bHasHandleValues;
+    // The first the x the second the y coordinate, of flipping
+    std::pair<bool, bool> m_bIsFlipped;
+
+    // Custom Shape Geometry information for export:
+
+    // The adjusting values stored in this sequence:
+    css::uno::Sequence<css::drawing::EnhancedCustomShapeAdjustmentValue> m_AdjustmentValues;
+    // Shapes what have adjusting points, the range of these points
+    // and the index of the value stored in this sequence:
+    css::uno::Sequence<css::uno::Sequence<css::beans::PropertyValue>> m_HandleValues;
+
+    //TODO:
+    //css::awt::Rectangle m_ViewBox;
+    //css::uno::Sequence<css::beans::PropertyValue> m_Path;
+    //css::uno::Sequence<OUString> m_Equations;
+
+public:
+    DMLPresetShapeExporter() = delete;
+    ~DMLPresetShapeExporter();
+
+    DMLPresetShapeExporter(DrawingML* pDMLExporter,
+                           css::uno::Reference<css::drawing::XShape> xShape);
+
+    // Writes the preset shape to the xml
+    bool WriteShape();
+
+private:
+    struct AdjustmentPointValueBase
+    {
+        std::optional<double> nMaxVal;
+        std::optional<double> nMinVal;
+        std::optional<double> nCurrVal;
+    };
+
+    typedef AdjustmentPointValueBase RadiusAdjustmentValue;
+    typedef AdjustmentPointValueBase AngleAdjustmentValue;
+    typedef AdjustmentPointValueBase XAdjustmentValue;
+    typedef AdjustmentPointValueBase YAdjustmentValue;
+
+    // Returns true, if the shape has adjusting points
+    bool HasHandleValue() const;
+
+    // Returns true if the shape flipped.
+    bool IsXFlipped() const { return m_bIsFlipped.first; };
+    bool IsYFlipped() const { return m_bIsFlipped.second; };
+
+    // Returns with the shape type, like triangle for example
+    const OUString& GetShapeType() const;
+    // Returns with the handle points
+    const css::uno::Sequence<css::uno::Sequence<css::beans::PropertyValue>>&
+    GetHandleValues() const;
+    // Returns with the adjustment values
+    const css::uno::Sequence<css::drawing::EnhancedCustomShapeAdjustmentValue>&
+    GetAdjustmentValues() const;
+    // Returns with the raw value of the given property of the shape geometry.
+    css::uno::Any GetHandleValueOfModificationPoint(sal_Int32 nPoint, std::u16string_view sType);
+    // Returns with the appropriate value of the handle point.
+    RadiusAdjustmentValue GetAdjustmentPointRadiusValue(sal_Int32 nPoint);
+    AngleAdjustmentValue GetAdjustmentPointAngleValue(sal_Int32 nPoint);
+    XAdjustmentValue GetAdjustmentPointXValue(sal_Int32 nPoint);
+    YAdjustmentValue GetAdjustmentPointYValue(sal_Int32 nPoint);
+
+    // Writes one adjustment point.
+    bool WriteAV(const OUString& sValName, const OUString& sVal);
+    // Opens/Closes the AVlist tag.
+    bool StartAVListWriting();
+    bool EndAVListWriting();
+
+    // Finds the given value in the sequence
+    static css::uno::Any FindHandleValue(css::uno::Sequence<css::beans::PropertyValue> aValues,
+                                         std::u16string_view sKey);
+    // Writes and converts the adjustment points from sdr to ooxml ones per shape type.
+    bool WriteShapeWithAVlist();
+
+}; // end of DMLPresetShapeExporter class
+
+} // end of namespace oox::drawingml
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */