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Diffstat (limited to '')
-rw-r--r-- | slideshow/source/inc/animationeventhandler.hxx | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/slideshow/source/inc/animationeventhandler.hxx b/slideshow/source/inc/animationeventhandler.hxx new file mode 100644 index 000000000..0c66ffd5a --- /dev/null +++ b/slideshow/source/inc/animationeventhandler.hxx @@ -0,0 +1,62 @@ +/* -*- 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 + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |