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diff --git a/slideshow/source/engine/animationnodes/animationbasenode.hxx b/slideshow/source/engine/animationnodes/animationbasenode.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_SLIDESHOW_SOURCE_ENGINE_ANIMATIONNODES_ANIMATIONBASENODE_HXX
+#define INCLUDED_SLIDESHOW_SOURCE_ENGINE_ANIMATIONNODES_ANIMATIONBASENODE_HXX
+
+#include <com/sun/star/animations/XAnimate.hpp>
+
+#include <basecontainernode.hxx>
+#include <activitiesfactory.hxx>
+#include <shapeattributelayerholder.hxx>
+#include <attributableshape.hxx>
+#include <shapesubset.hxx>
+
+namespace slideshow::internal {
+
+/** Common base class for all leaf animation nodes.
+
+    This class basically holds the target shape
+*/
+class AnimationBaseNode : public BaseNode
+{
+public:
+    AnimationBaseNode(
+        css::uno::Reference<css::animations::XAnimationNode> const& xNode,
+        BaseContainerNodeSharedPtr const& pParent,
+        NodeContext const& rContext );
+
+#if defined(DBG_UTIL)
+    virtual void showState() const override;
+#endif
+    virtual void removeEffect() override;
+
+protected:
+    virtual void dispose() override;
+
+    css::uno::Reference<css::animations::XAnimate> const& getXAnimateNode() const
+        { return mxAnimateNode; }
+
+    /// Create parameter struct for ActivitiesFactory
+    ActivitiesFactory::CommonParameters fillCommonParameters() const;
+    ::basegfx::B2DVector const&         getSlideSize() const { return maSlideSize; }
+    AttributableShapeSharedPtr const &  getShape() const;
+
+private:
+    virtual bool hasPendingAnimation() const override;
+    virtual bool enqueueActivity() const;
+
+private: // state transition callbacks
+    virtual bool init_st() override;
+    virtual bool resolve_st() override;
+    virtual void activate_st() override;
+    virtual void deactivate_st( NodeState eDestState ) override;
+    virtual AnimationActivitySharedPtr createActivity() const = 0;
+
+private:
+    /** Returns true, if this is a subset animation, and
+        the subset is autogenerated (e.g. from an
+        iteration)
+    */
+    bool isDependentSubsettedShape() const
+        { return mpShapeSubset && !mbIsIndependentSubset; }
+
+private:
+    css::uno::Reference<css::animations::XAnimate>  mxAnimateNode;
+    ShapeAttributeLayerHolder                       maAttributeLayerHolder;
+    ::basegfx::B2DVector                            maSlideSize;
+
+    /// When valid, this node has a plain target shape
+    AttributableShapeSharedPtr                      mpShape;
+    /// When valid, this is a subsetted target shape
+    ShapeSubsetSharedPtr                            mpShapeSubset;
+    SubsettableShapeManagerSharedPtr                mpSubsetManager;
+    bool                                            mbPreservedVisibility;
+    bool                                            mbIsIndependentSubset;
+
+protected:
+    AnimationActivitySharedPtr                      mpActivity;
+};
+
+} // namespace presentation::internal
+
+#endif // INCLUDED_SLIDESHOW_SOURCE_ENGINE_ANIMATIONNODES_ANIMATIONBASENODE_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */