author | William Roberts <williamr@symbian.org> |
Thu, 22 Jul 2010 16:33:21 +0100 | |
branch | GCC_SURGE |
changeset 51 | f39ed5e045e0 |
parent 21 | 92ab7f8d0eab |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: |
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* |
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*/ |
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#ifndef CPHONETTSPLAYER_H_ |
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#define CPHONETTSPLAYER_H_ |
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// System includes |
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#include <e32base.h> |
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#include <Profile.hrh> |
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// User includes |
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#include "cphonetimer.h" |
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#include "cphoneaudioplayer.h" |
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#include "mphoneaudioplayerobserver.h" |
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// Forward declarations |
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class CPhoneRingingTone; |
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class CPhoneRingingtonePlayer; |
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NONSHARABLE_CLASS(CPhoneTTSPlayer): public CBase, |
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public MPhoneAudioPlayerObserver |
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{ |
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public: |
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CPhoneTTSPlayer(CPhoneRingingtonePlayer* aRingingtonePlayer); |
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virtual ~CPhoneTTSPlayer(); |
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/** |
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* Two-phased constructor. |
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* @return new instance. |
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*/ |
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static CPhoneTTSPlayer* NewL(CPhoneRingingtonePlayer* aRingingtonePlayer); |
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public: |
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/** |
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* Play TTS tone simultaneously with Personal or Default tones. |
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* This method does not command phone to play TTS immediately. Instead |
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* it registers a request to play TTS, when Personal or default tones |
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* are played. |
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* |
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* @since Series 60 3.0 |
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* @param aTextToSay Text, that should be pronounced by the |
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* Text-To-Speech engine. This is normal descriptor, no UTF-8 |
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* and no "(tts)" prefix |
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*/ |
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void PlayTtsTone( |
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const TDesC& aTextToSay, |
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CPhoneRingingTone* aAudioVideoRingingTone ); |
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void StopPlaying(); |
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/** |
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* Checks if TTS component should be played for the current ringtone |
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* playback and initializes the TTS playback. This method is to be |
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* called from within PlayXXXXTone methods |
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* @since Series 60 3.0 |
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* @param aRingingType ringing type |
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*/ |
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void AddTtsPlaybackIfNeeded(); |
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private: // from MPhoneAudioPlayerObserver |
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/** |
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* Handle the error of audio file player. |
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*/ |
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virtual void HandleAudioPlayerError( |
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TPhoneAudioPlayerErrorEvent aEvent, |
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TInt aError, |
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TInt aId = KPhoneAudioPlayerNotSpecified ); |
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/** |
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* Handle audio player initialize complete. |
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*/ |
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virtual void HandleAudioPlayerInitComplete( |
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TInt aId = KPhoneAudioPlayerNotSpecified ); |
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/** |
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* Handle auido file playing complete successfully. |
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*/ |
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virtual void HandlePlayingComplete( |
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TInt aId = KPhoneAudioPlayerNotSpecified ); |
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private: |
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/** |
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* Enumerates how many times TTs is played |
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* ESaidOnce -once |
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* ESaidTwice twice |
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*/ |
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enum TTtsStatus |
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{ |
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ESaidOnce, |
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ESaidTwice |
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}; |
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|
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/** |
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* Wrapper of DoHandleTtsDelayTimeout, that can be used as TCallback. |
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* Immediately passes control to DoHandleTtsDelayTimeout method. |
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* @since Series 60 3.0 |
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* @param object Object to call DoHandleTtsDelayTimeout() on, . |
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* instance of CPhoneRingingTonePlayer. |
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* @return KErrNone. |
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*/ |
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static TInt HandleTtsDelayTimeout( TAny* object ); |
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|
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/** |
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* It is called after TTS delay elapsed. Starts playing TTS. |
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*/ |
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void DoHandleTtsDelayTimeout(); |
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|
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/** |
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* Returns currently active player which is used with TTS player. |
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* @return pointer to CPhoneAudioPlayer. |
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*/ |
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CPhoneAudioPlayer* GetCurrentlyActiveAudioPlayerWithTTs(); |
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133 |
|
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/** |
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* TTs cases only. Calculates new volume and ramptimes |
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* for Ascending TTS ringing case and normal TTS ringing case. |
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* @param aStatus -status of TTs player. |
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*/ |
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void SolveNewVolumeAndRamptime( TTtsStatus aStatus ); |
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|
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/** |
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* Retarts currently active ringingtone player. |
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*/ |
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void ReStartRingingTonePlayer(); |
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|
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/** |
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* Convert ringing type from PhoneAppEnging to the ringing type in |
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* CPhoneAudioPlayer. |
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* @param aRingingType the ringing type form PhoneAppEngine. |
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* @return ringing type of CPhoneAudioPlayer. |
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*/ |
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CPhoneAudioPlayer::TRingingType ConvertRingingType( |
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TProfileRingingType aRingingType ); |
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|
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private: |
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|
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/** |
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* By default Symbian OS constructor is private. |
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*/ |
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void ConstructL(); |
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|
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private: |
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// Tts player. |
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CPhoneAudioPlayer* iTtsPlayer; |
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|
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// True if Tts is currently playing. Is different from |
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// iTonePlayingStatus, because TTS is played in |
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// parallel with the other tone types |
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TBool iTtsTonePlaying; |
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|
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// Index of the TTS delay that is "executed" currently or is to be |
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// "executed" after the current playing of the TTS tone. Is zero based |
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TInt iTtsDelayIndex; |
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|
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// True if TTS tone should be played when the next playing of the |
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// default or personal tone is fired. |
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TBool iTtsToneToBePlayed; |
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|
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// Timer, that tracks delays before playing TTS |
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CPhoneTimer* iTtsDelayTimer; |
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|
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// Number of times TTS tone should be played for the CURRENT ringtone |
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// If ringing tone is to be played just once, iTtsDelayCount == 1, |
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// otherwise iTtsDelayCount == KTtsDelayCount |
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TInt iTtsDelaysCount; |
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|
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// Counter for TTs timeouts |
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TInt iTTsTimeOutCounter; |
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|
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// RingingType for TtsPlayer only. |
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TProfileRingingType iTtsRingingType; |
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|
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// Volume of the text pronounced by the TTS engine |
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TInt iTtsVolume; |
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|
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CPhoneRingingtonePlayer* iRingingtonePlayer; |
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}; |
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|
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#endif /* CPHONETTSPLAYER_H_ */ |