| /************************************************************** |
| * |
| * 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 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| *************************************************************/ |
| |
| |
| |
| #ifndef INCLUDED_SLIDESHOW_SOUNDPLAYER_HXX |
| #define INCLUDED_SLIDESHOW_SOUNDPLAYER_HXX |
| |
| #include <rtl/ustring.hxx> |
| |
| #include <com/sun/star/uno/XComponentContext.hpp> |
| #include <com/sun/star/media/XManager.hpp> |
| #include <com/sun/star/media/XPlayer.hpp> |
| |
| #include <boost/shared_ptr.hpp> |
| |
| #include "pauseeventhandler.hxx" |
| #include "disposable.hxx" |
| #include "eventmultiplexer.hxx" |
| |
| |
| /* Definition of SoundPlayer class */ |
| |
| namespace slideshow |
| { |
| namespace internal |
| { |
| /** 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 ::com::sun::star::lang::NoSupportException, if |
| the sound file is invalid, or not supported by the |
| player service. |
| */ |
| static ::boost::shared_ptr<SoundPlayer> create( |
| EventMultiplexer & rEventMultiplexer, |
| const ::rtl::OUString& rSoundURL, |
| const ::com::sun::star::uno::Reference< |
| ::com::sun::star::uno::XComponentContext>& rComponentContext ); |
| |
| virtual ~SoundPlayer(); |
| |
| /** 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(); |
| |
| void setPlaybackLoop( bool bLoop ); |
| |
| // PauseEventHandler: |
| virtual bool handlePause( bool bPauseShow ); |
| |
| // Disposable |
| virtual void dispose(); |
| |
| private: |
| SoundPlayer( |
| EventMultiplexer & rEventMultiplexer, |
| const ::rtl::OUString& rSoundURL, |
| const ::com::sun::star::uno::Reference< |
| ::com::sun::star::uno::XComponentContext>& rComponentContext ); |
| |
| EventMultiplexer & mrEventMultiplexer; |
| // TODO(Q3): obsolete when boost::enable_shared_ptr_from_this |
| // is available |
| ::boost::shared_ptr<SoundPlayer> mThis; |
| ::com::sun::star::uno::Reference< ::com::sun::star::media::XPlayer > mxPlayer; |
| }; |
| |
| typedef ::boost::shared_ptr< SoundPlayer > SoundPlayerSharedPtr; |
| } |
| } |
| |
| #endif /* INCLUDED_SLIDESHOW_SOUNDPLAYER_HXX */ |
