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Diffstat (limited to '')
-rw-r--r-- | slideshow/source/inc/soundplayer.hxx | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/slideshow/source/inc/soundplayer.hxx b/slideshow/source/inc/soundplayer.hxx new file mode 100644 index 000000000..e571a694a --- /dev/null +++ b/slideshow/source/inc/soundplayer.hxx @@ -0,0 +1,117 @@ +/* -*- 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_SOUNDPLAYER_HXX +#define INCLUDED_SLIDESHOW_SOURCE_INC_SOUNDPLAYER_HXX + +#include <rtl/ustring.hxx> + +#include <com/sun/star/uno/XComponentContext.hpp> +#include <com/sun/star/media/XPlayer.hpp> +#include <avmedia/mediaitem.hxx> + +#include <memory> + +#include "pauseeventhandler.hxx" +#include "disposable.hxx" +#include "eventmultiplexer.hxx" + + +/* Definition of SoundPlayer class */ + +namespace slideshow +{ + namespace internal + { + class MediaFileManager; + + /** Little class that plays a sound from a URL. + TODO: + Must be explicitly disposed (as long as enable_shared_ptr_from_this + isn't available)! + */ + class SoundPlayer : public PauseEventHandler, + public Disposable + { + public: + /** Create a sound player object. + + @param rSoundURL + URL to a sound file. + + @param rComponentContext + Reference to a component context, used to create the + needed services + + @throws css::lang::NoSupportException, if + the sound file is invalid, or not supported by the + player service. + */ + static ::std::shared_ptr<SoundPlayer> create( + EventMultiplexer & rEventMultiplexer, + const OUString& rSoundURL, + const css::uno::Reference< css::uno::XComponentContext>& rComponentContext, + MediaFileManager& rMediaFileManager); + + virtual ~SoundPlayer() override; + + /** Query duration of sound playback. + + If the sound is already playing, this method + returns the remaining playback time. + + @return the playback duration in seconds. + */ + double getDuration() const; + + bool startPlayback(); + bool stopPlayback(); + bool isPlaying() const; + + void setPlaybackLoop( bool bLoop ); + + // PauseEventHandler: + virtual bool handlePause( bool bPauseShow ) override; + + // Disposable + virtual void dispose() override; + + private: + SoundPlayer( + EventMultiplexer & rEventMultiplexer, + const OUString& rSoundURL, + const css::uno::Reference< css::uno::XComponentContext>& rComponentContext, + MediaFileManager & rMediaFileManager); + + EventMultiplexer & mrEventMultiplexer; + // TODO(Q3): obsolete when boost::enable_shared_ptr_from_this + // is available + ::std::shared_ptr<SoundPlayer> mThis; + // Temp file for package url. + ::std::shared_ptr<::avmedia::MediaTempFile> mpMediaTempFile; + css::uno::Reference< css::media::XPlayer > mxPlayer; + }; + + typedef ::std::shared_ptr< SoundPlayer > SoundPlayerSharedPtr; + } +} + +#endif // INCLUDED_SLIDESHOW_SOURCE_INC_SOUNDPLAYER_HXX + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |