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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_SHAPES_VIEWBACKGROUNDSHAPE_HXX
+#define INCLUDED_SLIDESHOW_SOURCE_ENGINE_SHAPES_VIEWBACKGROUNDSHAPE_HXX
+
+#include <com/sun/star/uno/Reference.hxx>
+#include <com/sun/star/rendering/XBitmap.hpp>
+
+#include <basegfx/range/b2drectangle.hxx>
+#include <basegfx/matrix/b2dhommatrix.hxx>
+
+#include <memory>
+
+#include <tools.hxx>
+#include <viewlayer.hxx>
+
+
+namespace slideshow::internal
+ {
+ /** This class is the viewable representation of a draw
+ document's background, associated to a specific View
+
+ The class is able to render the associated background on
+ View implementations.
+ */
+ class ViewBackgroundShape
+ {
+ public:
+ /** Create a ViewBackgroundShape for the given View
+
+ @param rView
+ The associated View object.
+
+ @param rShapeBounds
+ Bounds of the background shape, in document coordinate
+ system.
+ */
+ ViewBackgroundShape( const ViewLayerSharedPtr& rViewLayer,
+ const ::basegfx::B2DRectangle& rShapeBounds );
+ /// Forbid copy construction
+ ViewBackgroundShape(const ViewBackgroundShape&) = delete;
+ /// Forbid copy assignment
+ ViewBackgroundShape& operator=(const ViewBackgroundShape&) = delete;
+
+ /** Query the associated view layer of this shape
+ */
+ const ViewLayerSharedPtr& getViewLayer() const;
+
+ bool render( const GDIMetaFileSharedPtr& rMtf ) const;
+
+ private:
+ /** Prefetch bitmap for given canvas
+ */
+ bool prefetch( const ::cppcanvas::CanvasSharedPtr& rDestinationCanvas,
+ const GDIMetaFileSharedPtr& rMtf ) const;
+
+ /** The view layer this object is part of.
+ */
+ ViewLayerSharedPtr mpViewLayer;
+
+ /// Generated content bitmap, already with correct output size
+ mutable css::uno::Reference< css::rendering::XBitmap > mxBitmap;
+
+ /// The last metafile a render object was generated for
+ mutable GDIMetaFileSharedPtr mpLastMtf;
+
+ /// The canvas, mpRenderer is associated with
+ mutable ::basegfx::B2DHomMatrix maLastTransformation;
+
+ const ::basegfx::B2DRectangle maBounds;
+ };
+
+ typedef ::std::shared_ptr< ViewBackgroundShape > ViewBackgroundShapeSharedPtr;
+
+}
+
+#endif // INCLUDED_SLIDESHOW_SOURCE_ENGINE_SHAPES_VIEWBACKGROUNDSHAPE_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */