1 /*

     2 * Copyright (c) 2006-2007 Nokia Corporation and/or its subsidiary(-ies). 

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:  

    15 *

    16 */

    17 

    18 

    19 #ifndef SPEECHSYNTHESISTESTER_H

    20 #define SPEECHSYNTHESISTESTER_H

    21 

    22 #include <e32base.h>

    23 #include <speechsynthesis.h>

    24 

    25 // CLASS DECLARATIONS

    26 

    27 NONSHARABLE_CLASS( MTesterObserver )

    28     {

    29     

    30     public:

    31     

    32         virtual void SynthesisInitComplete( TInt aError ) = 0;

    33         virtual void SynthesisComplete( TInt aError ) = 0;

    34         

    35     };

    36 

    37 

    38 /**

    39 *  This class encapsulates resource file handling functions

    40 */

    41 NONSHARABLE_CLASS( CSpeechSynthesisTester ) : public CActive

    42     {

    43     public: // Constructors and destructor

    44 

    45         /**

    46         * Two-phased constructor.

    47         */

    48         static CSpeechSynthesisTester* NewL( MTesterObserver& aObserver );

    49 

    50         /**

    51         * Destructor.

    52         */

    53         virtual ~CSpeechSynthesisTester();

    54 

    55     public:

    56     

    57         TInt Open();

    58         void Close();

    59         

    60         void SynthesisInit(  TDesC& aText, const TDesC& aFileName = KNullDesC );

    61         void Synthesise();

    62         void StopL();

    63         void PauseL();

    64         

    65         void GetSupportedLanguagesL( RArray<TLanguage>& aLanguages );

    66         

    67         void GetSupportedVoicesL( RArray<TVoice>& aVoices, TLanguage aLanguage );

    68         TVoice VoiceL( );

    69         void SetVoiceL( TVoice& aVoice );

    70 

    71         TInt MaxSpeakingRateL();

    72         TInt SpeakingRateL();

    73         void SetSpeakingRateL( TInt aRate );

    74         

    75         TInt MaxVolumeL();

    76         TInt VolumeL();

    77         void SetVolumeL( TInt aVolume );

    78 

    79         void SetAudioPriorityL( TInt aPriority, TInt aPreference );

    80         

    81         void CustomCommandL( TInt aCommand, TInt aValue );

    82     

    83     protected: // From CActive

    84     

    85         /**

    86         * CActive::RunL

    87         */

    88         void RunL();

    89 

    90         /**

    91         * CActive::DoCancel()

    92         */

    93         void DoCancel();

    94 

    95     private:

    96 

    97         /**

    98         * C++ default constructor.

    99         */

   100         CSpeechSynthesisTester( MTesterObserver& aObserver );

   101 

   102         /**

   103         * By default Symbian 2nd phase constructor is private.

   104         */

   105         void ConstructL();

   106 

   107 

   108     private: // Data

   109 

   110         RSpeechSynthesis            iSpeechSynthesis;

   111         

   112         enum TTestStatus

   113             {

   114             EIdle,

   115             EPriming,

   116             EPlaying

   117             };

   118 

   119         TTestStatus                 iTestStatus;

   120         

   121         MTesterObserver&            iObserver;

   122     };

   123 

   124 #endif // SPEECHSYNTHESISTESTER_H

   125 

   126 // End of File