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diff --git a/include/svx/e3dundo.hxx b/include/svx/e3dundo.hxx
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+++ b/include/svx/e3dundo.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 .
+ */
+
+#ifndef INCLUDED_SVX_E3DUNDO_HXX
+#define INCLUDED_SVX_E3DUNDO_HXX
+
+#include <svl/itemset.hxx>
+#include <svx/svdundo.hxx>
+#include <svx/obj3d.hxx>
+#include <svx/svxdllapi.h>
+
+/************************************************************************\
+|*
+|* Base class for all 3D undo actions.
+|*
+\************************************************************************/
+class SAL_WARN_UNUSED E3dUndoAction : public SdrUndoAction
+{
+    protected:
+        E3dObject&      mrMy3DObj;
+
+    public:
+        E3dUndoAction(E3dObject &r3DObj)
+        :   SdrUndoAction(r3DObj.getSdrModelFromSdrObject()),
+            mrMy3DObj(r3DObj)
+        {
+        }
+
+        virtual ~E3dUndoAction () override;
+
+        virtual bool CanRepeat(SfxRepeatTarget&) const override;
+};
+
+/************************************************************************\
+|*
+|* Undo for 3D rotation through the rotation matrices
+|*
+\************************************************************************/
+class SAL_WARN_UNUSED E3dRotateUndoAction final : public E3dUndoAction
+{
+private:
+    basegfx::B3DHomMatrix   maMyOldRotation;
+    basegfx::B3DHomMatrix   maMyNewRotation;
+
+public:
+    E3dRotateUndoAction(
+        E3dObject& r3DObj,
+        const basegfx::B3DHomMatrix &aOldRotation,
+        const basegfx::B3DHomMatrix &aNewRotation)
+    :   E3dUndoAction(r3DObj),
+        maMyOldRotation(aOldRotation),
+        maMyNewRotation(aNewRotation)
+    {
+    }
+
+    virtual ~E3dRotateUndoAction () override;
+
+    virtual void Undo() override;
+    virtual void Redo() override;
+};
+
+/************************************************************************\
+|*
+|* Undo for 3D attributes (implemented using Set3DAttributes())
+|*
+\************************************************************************/
+class SAL_WARN_UNUSED SVXCORE_DLLPUBLIC E3dAttributesUndoAction final : public SdrUndoAction
+{
+private:
+    using SdrUndoAction::Repeat;
+
+    SdrObject&          mrObject;
+    const SfxItemSet    maNewSet;
+    const SfxItemSet    maOldSet;
+
+ public:
+        E3dAttributesUndoAction(
+            E3dObject& rInObject,
+            const SfxItemSet& rNewSet,
+            const SfxItemSet& rOldSet);
+
+        virtual ~E3dAttributesUndoAction() override;
+
+        virtual bool CanRepeat(SfxRepeatTarget& rView) const override;
+        virtual void Undo() override;
+        virtual void Redo() override;
+};
+
+#endif // INCLUDED_SVX_E3DUNDO_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */