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-rw-r--r-- | slideshow/source/engine/slide/slideanimations.hxx | 109 |
1 files changed, 109 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..67bc6e036 --- /dev/null +++ b/slideshow/source/engine/slide/slideanimations.hxx @@ -0,0 +1,109 @@ +/* -*- 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 +{ + namespace 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: */ |