65 lines
2.2 KiB
C++
65 lines
2.2 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#ifndef INCLUDED_SLIDESHOW_SOURCE_INC_ANIMATIONEVENTHANDLER_HXX
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#define INCLUDED_SLIDESHOW_SOURCE_INC_ANIMATIONEVENTHANDLER_HXX
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#include <memory>
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#include "animationnode.hxx"
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/* Definition of AnimationEventHandler interface */
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namespace slideshow
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{
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namespace internal
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{
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/** Interface for handling animation events.
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Classes implementing this interface can be added to an
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EventMultiplexer object, and are called from there to
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handle animation state change events.
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*/
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class AnimationEventHandler
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{
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public:
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virtual ~AnimationEventHandler() {}
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/** Handle the event.
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@param rNode
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Animation node which caused this event to fire
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@return true, if this handler has successfully
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processed the animation event. When this method
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returns false, possibly other, less prioritized
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handlers are called, too.
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*/
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virtual bool handleAnimationEvent( const AnimationNodeSharedPtr& rNode ) = 0;
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};
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typedef ::std::shared_ptr< AnimationEventHandler > AnimationEventHandlerSharedPtr;
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}
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}
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#endif // INCLUDED_SLIDESHOW_SOURCE_INC_ANIMATIONEVENTHANDLER_HXX
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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