/* -*- 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_ANIMATIONEVENTHANDLER_HXX
#define INCLUDED_SLIDESHOW_SOURCE_INC_ANIMATIONEVENTHANDLER_HXX
#include <memory>
#include "animationnode.hxx"
/* Definition of AnimationEventHandler interface */
namespace slideshow::internal
{
/** Interface for handling animation events.
Classes implementing this interface can be added to an
EventMultiplexer object , and are called from there to
handle animation state change events .
*/
class AnimationEventHandler
{
public :
virtual ~AnimationEventHandler() {}
/** Handle the event.
@ param rNode
Animation node which caused this event to fire
@ return true , if this handler has successfully
processed the animation event . When this method
returns false , possibly other , less prioritized
handlers are called , too .
*/
virtual bool handleAnimationEvent( const AnimationNodeSharedPtr& rNode ) = 0 ;
};
typedef ::std::shared_ptr< AnimationEventHandler > AnimationEventHandlerSharedPtr;
}
#endif // INCLUDED_SLIDESHOW_SOURCE_INC_ANIMATIONEVENTHANDLER_HXX
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