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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_INC_SLIDEBITMAP_HXX
+#define INCLUDED_SLIDESHOW_SOURCE_INC_SLIDEBITMAP_HXX
+
+#include <com/sun/star/uno/Reference.hxx>
+#include <cppcanvas/canvas.hxx>
+#include <cppcanvas/bitmap.hxx>
+
+#include <basegfx/point/b2dpoint.hxx>
+#include <basegfx/polygon/b2dpolypolygon.hxx>
+
+#include <memory>
+
+namespace com::sun::star::rendering { class XBitmap; }
+
+
+/* Definition of SlideBitmap class */
+
+namespace slideshow
+{
+ namespace internal
+ {
+
+ /** Little wrapper encapsulating an XBitmap
+
+ This is to insulate us from changes to the preferred
+ transport format for bitmaps (using a sole XBitmap here is
+ a hack, since it is not guaranteed to work, or to work
+ without data loss, across different canvases). And since
+ we don't want to revert to a VCL Bitmap here, have to wait
+ until basegfx bitmap tooling is ready.
+
+ TODO(F2): Add support for Canvas-independent bitmaps
+ here. Then, Slide::getInitialSlideBitmap and
+ Slide::getFinalSlideBitmap must also be adapted (they no
+ longer need a Canvas ptr, which is actually a hack now).
+ */
+ class SlideBitmap
+ {
+ public:
+ explicit SlideBitmap( const ::cppcanvas::BitmapSharedPtr& rBitmap );
+ SlideBitmap(const SlideBitmap&) = delete;
+ SlideBitmap& operator=(const SlideBitmap&) = delete;
+
+ bool draw( const ::cppcanvas::CanvasSharedPtr& rCanvas ) const;
+ ::basegfx::B2ISize getSize() const;
+ void move( const ::basegfx::B2DPoint& rNewPos );
+ void clip( const ::basegfx::B2DPolyPolygon& rClipPoly );
+
+ const css::uno::Reference< css::rendering::XBitmap >& getXBitmap() const;
+
+ private:
+ ::basegfx::B2DPoint maOutputPos;
+ ::basegfx::B2DPolyPolygon maClipPoly;
+
+ // TODO(Q2): Remove UNO bitmap as the transport medium
+ css::uno::Reference< css::rendering::XBitmap > mxBitmap;
+ };
+
+ typedef ::std::shared_ptr< SlideBitmap > SlideBitmapSharedPtr;
+ }
+}
+
+#endif // INCLUDED_SLIDESHOW_SOURCE_INC_SLIDEBITMAP_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */