Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 107 insertions, 0 deletions

diff --git a/slideshow/source/engine/slide/slideanimations.hxx b/slideshow/source/engine/slide/slideanimations.hxx
new file mode 100644
index 000000000..3ebc1b21b
--- /dev/null
+++ b/slideshow/source/engine/slide/slideanimations.hxx
@@ -0,0 +1,107 @@
+/* -*- 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_SLIDE_SLIDEANIMATIONS_HXX
+#define INCLUDED_SLIDESHOW_SOURCE_ENGINE_SLIDE_SLIDEANIMATIONS_HXX
+
+#include <com/sun/star/uno/Reference.hxx>
+#include <basegfx/vector/b2dvector.hxx>
+
+#include <slideshowcontext.hxx>
+#include <animationnode.hxx>
+
+namespace com::sun::star::animations { class XAnimationNode; }
+
+
+/* Definition of SlideAnimations class */
+
+namespace slideshow::internal
+    {
+        /** This class generates and manages all animations of a slide.
+
+            Provided with the root animation node, this class imports
+            the effect information and builds the event tree for all
+            of the slide's animations.
+         */
+        class SlideAnimations
+        {
+        public:
+            /** Create an animation generator.
+
+                @param rContext
+                Slide show context, passing on common parameters
+             */
+            SlideAnimations( const SlideShowContext&     rContext,
+                             const ::basegfx::B2DVector& rSlideSize );
+            ~SlideAnimations() COVERITY_NOEXCEPT_FALSE;
+
+            /** Import animations from a SMIL root animation node.
+
+                This method might take some time, depending on the
+                complexity of the SMIL animation network to be
+                imported.
+
+                @param xRootAnimationNode
+                Root animation node for the effects to be
+                generated. This is typically obtained from the
+                XDrawPage's XAnimationNodeSupplier.
+
+             */
+            bool importAnimations( const css::uno::Reference< css::animations::XAnimationNode >&   xRootAnimationNode );
+
+            /** Check, whether imported animations actually contain
+                any effects.
+
+                @return true, if there are actual animations in the
+                imported node tree.
+             */
+            bool isAnimated() const;
+
+            /** Start the animations.
+
+                This method creates the network of events and
+                activities for all animations. The events and
+                activities are inserted into the constructor-provided
+                queues. These queues are not explicitly cleared, if
+                you rely on this object's effects to run without
+                interference, you should clear the queues by yourself.
+
+                @return true, if all events have been successfully
+                created.
+             */
+            bool start();
+
+            /** End all animations.
+
+                This method force-ends all animations. If a slide end
+                event has been registered, that is fired, too.
+             */
+            void end();
+
+        private:
+            SlideShowContext         maContext;
+            const basegfx::B2DVector maSlideSize;
+            AnimationNodeSharedPtr   mpRootNode;
+        };
+
+}
+
+#endif // INCLUDED_SLIDESHOW_SOURCE_ENGINE_SLIDE_SLIDEANIMATIONS_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */