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diff --git a/sdext/source/minimizer/graphiccollector.hxx b/sdext/source/minimizer/graphiccollector.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_SDEXT_SOURCE_MINIMIZER_GRAPHICCOLLECTOR_HXX
+#define INCLUDED_SDEXT_SOURCE_MINIMIZER_GRAPHICCOLLECTOR_HXX
+
+#include <com/sun/star/uno/XComponentContext.hpp>
+#include <com/sun/star/awt/DeviceInfo.hpp>
+#include <com/sun/star/text/GraphicCrop.hpp>
+#include <com/sun/star/drawing/XShape.hpp>
+#include <com/sun/star/beans/XPropertySet.hpp>
+#include <com/sun/star/awt/Size.hpp>
+#include <com/sun/star/graphic/XGraphic.hpp>
+#include <com/sun/star/frame/XModel.hpp>
+#include <vector>
+
+
+struct GraphicSettings
+{
+    bool    mbJPEGCompression;
+    sal_Int32   mnJPEGQuality;
+    bool    mbRemoveCropArea;
+    sal_Int32   mnImageResolution;
+    bool    mbEmbedLinkedGraphics;
+
+    GraphicSettings( bool bJPEGCompression, sal_Int32 nJPEGQuality, bool bRemoveCropArea,
+                        sal_Int32 nImageResolution, bool bEmbedLinkedGraphics )
+    : mbJPEGCompression( bJPEGCompression )
+    , mnJPEGQuality( nJPEGQuality )
+    , mbRemoveCropArea( bRemoveCropArea )
+    , mnImageResolution( nImageResolution )
+    , mbEmbedLinkedGraphics( bEmbedLinkedGraphics ) {};
+};
+
+class GraphicCollector
+{
+    public:
+
+    struct GraphicUser
+    {
+        css::uno::Reference< css::drawing::XShape >       mxShape;            // if mbFillBitmap is false the xShape has
+        css::uno::Reference< css::beans::XPropertySet >   mxPropertySet;      // to be used otherwise the PropertySet
+        css::uno::Reference< css::beans::XPropertySet >   mxPagePropertySet;
+        css::uno::Reference< css::graphic::XGraphic > mxGraphic;
+
+        css::text::GraphicCrop         maGraphicCropLogic;
+        css::awt::Size                 maLogicalSize;
+        bool                            mbFillBitmap;
+
+        GraphicUser() : mxShape(), maGraphicCropLogic( 0, 0, 0, 0 ), mbFillBitmap( false ) {};
+    };
+
+    struct GraphicEntity
+    {
+        css::awt::Size                              maLogicalSize;                          // the biggest logical size the graphic will be displayed
+        bool                                        mbRemoveCropArea;
+        css::text::GraphicCrop                      maGraphicCropLogic;
+        std::vector< GraphicUser >                      maUser;
+
+        explicit GraphicEntity( const GraphicUser& rUser )
+            : maLogicalSize( rUser.maLogicalSize ), mbRemoveCropArea( false ), maGraphicCropLogic( 0, 0, 0, 0 ) { maUser.push_back( rUser ); };
+    };
+
+    static const css::awt::DeviceInfo& GetDeviceInfo( const css::uno::Reference< css::uno::XComponentContext >& rxFact );
+    static css::awt::Size GetOriginalSize( const css::uno::Reference< css::uno::XComponentContext >& rxMSF,
+                const css::uno::Reference< css::graphic::XGraphic >& rxGraphic );
+
+    // collecting graphic instances, the downside of this method is that every graphic is swapped in
+    static void CollectGraphics( const css::uno::Reference< css::uno::XComponentContext >& rxMSF, const css::uno::Reference< css::frame::XModel >& rxModel,
+        const GraphicSettings& rGraphicSettings, std::vector< GraphicEntity >& io_rGraphicList );
+    // counting graphics without swapping in graphics
+    static void CountGraphics( const css::uno::Reference< css::uno::XComponentContext >& rxMSF, const css::uno::Reference< css::frame::XModel >& rxModel,
+        const GraphicSettings& rGraphicSettings, sal_Int32& rGraphics );
+};
+
+
+#endif // INCLUDED_SDEXT_SOURCE_MINIMIZER_GRAPHICCOLLECTOR_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */