1 /*

     2 * Copyright (c) 2002-2007 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:  This class implements generic RateControl functionality.

    15 *

    16 */

    17 

    18 

    19 //  INCLUDE FILES

    20 #include <jdebug.h>

    21 #include <e32base.h>

    22 

    23 #include "cmmadrmratecontrol.h"

    24 

    25 CMMADRMRateControl* CMMADRMRateControl::NewL(CMMADRMAudioPlayer* aPlayer)

    26 {

    27     CMMADRMRateControl* self = new(ELeave) CMMADRMRateControl(aPlayer);

    28     CleanupStack::PushL(self);

    29     self->ConstructL();

    30     CleanupStack::Pop();

    31     return self;

    32 }

    33 

    34 CMMADRMRateControl::~CMMADRMRateControl()

    35 {

    36     DEBUG("MMA:CMMADRMRateControl::~CMMADRMRateControl");

    37     if (iPlayer)

    38     {

    39         iPlayer->RemoveStateListener(this);

    40     }

    41 }

    42 

    43 CMMADRMRateControl::CMMADRMRateControl(CMMADRMAudioPlayer* aPlayer) :

    44         iPlayer(aPlayer), iCurrentRate(KMMADefaultRate)

    45 {

    46     DEBUG("MMA:CMMADRMRateControl::CMMADRMRateControl");

    47 }

    48 

    49 void CMMADRMRateControl::ConstructL()

    50 {

    51     iPlayer->AddStateListenerL(this);

    52 }

    53 

    54 void CMMADRMRateControl::StateChanged(TInt aState)

    55 {

    56     DEBUG("MMA:CMMADRMRateControl::StateChanged");

    57     if (aState == CMMAPlayer::EStarted && iCurrentRate == KMMAMinRate)

    58     {

    59         iPlayer->DRMUtility()->Stop();

    60     }

    61 }

    62 

    63 TInt CMMADRMRateControl::SetRateL(TInt aRate)

    64 {

    65     DEBUG("MMA:CMMADRMRateControl::SetRateL");

    66     if (aRate <= KMMAMinRate)

    67     {

    68         iCurrentRate = KMMAMinRate;

    69     }

    70     else

    71     {

    72         iCurrentRate = KMMADefaultRate;

    73     }

    74 

    75     if (iPlayer->State() == CMMAPlayer::EStarted)

    76     {

    77         if (iCurrentRate == KMMAMinRate)

    78         {

    79             iPlayer->DRMUtility()->Stop();

    80         }

    81         else

    82         {

    83             iPlayer->DRMUtility()->Play();

    84         }

    85     }

    86     return iCurrentRate;

    87 }

    88 

    89 TInt CMMADRMRateControl::RateL()

    90 {

    91     return iCurrentRate;

    92 }

    93 

    94 

    95 //  END OF FILE