1 /*

     2 * Copyright (c) 2002 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:  Engine class that uses the Effects API and saves changes.

    15 *

    16 */

    17 

    18 

    19 // INCLUDE FILES

    20 #include  <s32file.h>

    21 #include  <s32std.h>

    22 

    23 #include  "mpxaudioeffectproperties.h"

    24 #include  <mpxaudioeffectsview.rsg>

    25 #include  <mpxplaybackutility.h>

    26 #include  <mpxlog.h>

    27 

    28 #include  "mpxaudioeffects.hrh"

    29 #include  "mpxaudioeffectsmodel.h"

    30 

    31 // CONSTANTS

    32 const TInt KAudioEffectsCustomCommand = 0x101FFC02;

    33 

    34 // ================= MEMBER FUNCTIONS =======================

    35    

    36 // -----------------------------------------------------------------------------

    37 // CMPXAudioEffectsModel::NewL()

    38 // (other items were commented in a header).

    39 // -----------------------------------------------------------------------------

    40 //

    41 CMPXAudioEffectsModel* CMPXAudioEffectsModel::NewL(

    42     MMPXPlaybackUtility& aPlaybackUtility)

    43     {

    44     CMPXAudioEffectsModel* self = new( ELeave ) 

    45                                         CMPXAudioEffectsModel(aPlaybackUtility);

    46     CleanupStack::PushL( self );

    47     self->ConstructL();

    48     CleanupStack::Pop( self );

    49     return self;

    50     }

    51  

    52 // -----------------------------------------------------------------------------

    53 // CMPXAudioEffectsModel::CMPXAudioEffectsModel()

    54 // (other items were commented in a header).

    55 // -----------------------------------------------------------------------------

    56 //

    57 CMPXAudioEffectsModel::CMPXAudioEffectsModel(MMPXPlaybackUtility& aPlaybackUtility)

    58     :iPlaybackUtility(aPlaybackUtility)

    59     {

    60     }

    61 

    62 // -----------------------------------------------------------------------------

    63 // CMPXAudioEffectsModel::~CMPXAudioEffectsModel()

    64 // (other items were commented in a header).

    65 // -----------------------------------------------------------------------------

    66 //

    67 CMPXAudioEffectsModel::~CMPXAudioEffectsModel()

    68     {

    69     if (iProp)

    70         {

    71         delete iProp;

    72         }

    73     }

    74 

    75 // -----------------------------------------------------------------------------

    76 // CMPXAudioEffectsModel::ConstructL()

    77 // (other items were commented in a header).

    78 // -----------------------------------------------------------------------------

    79 //

    80 void CMPXAudioEffectsModel::ConstructL()

    81     {

    82     iProp = new(ELeave) CMPXAudioEffectProperties();   

    83     MPX_TRAPD( err, iProp->LoadFromFileL() ); //Loads saved settings if available

    84     if( err != KErrNone )

    85         {

    86         MPX_DEBUG1("CMPXAudioEffectsModel::ConstructL -- load error");

    87         iProp->Reset();

    88         iBalance = 0;

    89         iReverb = 0;

    90         iStereo = EFalse;

    91         iBassBoost = EFalse;

    92         iLoudness = EFalse;

    93 #if 1 // VCPCC_MOD

    94         iLoudness=EFalse; 

    95 #endif // VCPCC_MOD   

    96         MPX_DEBUG1("CMPXAudioEffectsModel::ConstructL -- save to file");

    97         iProp->SaveToFileL();        

    98         }

    99     else

   100         {

   101         iBalance = iProp->Balance();

   102         iReverb = iProp->Reverb();

   103         iStereo = iProp->Stereo();

   104         iBassBoost = iProp->BassBoost(); 

   105         iLoudness = iProp->Loudness();   

   106         }

   107     }

   108 

   109 

   110 // -----------------------------------------------------------------------------

   111 // CMPXAudioEffectsModel::SetBalanceL()

   112 // (other items were commented in a header).

   113 // -----------------------------------------------------------------------------

   114 //

   115 void CMPXAudioEffectsModel::SetBalanceL()

   116     {

   117     iProp->SetBalance(iBalance);

   118     MPX_DEBUG1("CMPXAudioEffectsModel::SetBalanceL -- save to file");

   119     iProp->SaveToFileL();

   120 

   121     iPlaybackUtility.CommandL( EPbApplyEffect, KAudioEffectsCustomCommand );

   122     }

   123   

   124   

   125 // -----------------------------------------------------------------------------

   126 // CMPXAudioEffectsModel::SetReverberationL()

   127 // (other items were commented in a header).

   128 // -----------------------------------------------------------------------------

   129 //

   130 void CMPXAudioEffectsModel::SetReverberationL()

   131     {

   132     iProp->SetReverb(iReverb);

   133     MPX_DEBUG1("CMPXAudioEffectsModel::SetReverberationL -- reverb save to file");

   134     iProp->SaveToFileL();

   135     

   136     iPlaybackUtility.CommandL( EPbApplyEffect, KAudioEffectsCustomCommand );

   137     }

   138   

   139 

   140 // -----------------------------------------------------------------------------

   141 // CMPXAudioEffectsModel::SetStereoWideningL()

   142 // (other items were commented in a header).

   143 // -----------------------------------------------------------------------------

   144 //

   145 void CMPXAudioEffectsModel::SetStereoWideningL()

   146     {

   147     iProp->SetStereo(iStereo);

   148     MPX_DEBUG1("CMPXAudioEffectsModel::SetStereoWideningL -- set stereo save to file");

   149     iProp->SaveToFileL();

   150     

   151     iPlaybackUtility.CommandL( EPbApplyEffect, KAudioEffectsCustomCommand );

   152     }

   153 

   154 

   155 // -----------------------------------------------------------------------------

   156 // CMPXAudioEffectsModel::SetBassBoostL()

   157 // (other items were commented in a header).

   158 // -----------------------------------------------------------------------------

   159 //

   160 void CMPXAudioEffectsModel::SetBassBoostL()

   161     {

   162 #if 0 // VCPCC_MOD    

   163     iProp->SetBassBoost(iBassBoost);

   164     iProp->SaveToFileL();

   165 

   166     iPlaybackUtility.CommandL( EPbApplyEffect, KAudioEffectsCustomCommand );

   167 #endif // VCPCC_MOD   

   168     }

   169 

   170 // -----------------------------------------------------------------------------

   171 // CMPXAudioEffectsModel::SetLoudnessL()

   172 // (other items were commented in a header).

   173 // -----------------------------------------------------------------------------

   174 //

   175 void CMPXAudioEffectsModel::SetLoudnessL()

   176     {

   177     iProp->SetLoudness(iLoudness);

   178     

   179     MPX_DEBUG1("CMPXAudioEffectsModel::SetLoudnessL -- save to file");

   180     iProp->SaveToFileL();

   181     

   182     iPlaybackUtility.CommandL( EPbApplyEffect, KAudioEffectsCustomCommand );

   183     }

   184 

   185 // End of file

   186 

   187 

   188 

   189 

   190