os/mm/devsoundextensions/effectspresets/AudioEqualizerUtility/src/TempAudioEqualizer.cpp
1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/os/mm/devsoundextensions/effectspresets/AudioEqualizerUtility/src/TempAudioEqualizer.cpp Fri Jun 15 03:10:57 2012 +0200
1.3 @@ -0,0 +1,234 @@
1.4 +/*
1.5 +* Copyright (c) 2004 Nokia Corporation and/or its subsidiary(-ies).
1.6 +* All rights reserved.
1.7 +* This component and the accompanying materials are made available
1.8 +* under the terms of "Eclipse Public License v1.0"
1.9 +* which accompanies this distribution, and is available
1.10 +* at the URL "http://www.eclipse.org/legal/epl-v10.html".
1.11 +*
1.12 +* Initial Contributors:
1.13 +* Nokia Corporation - initial contribution.
1.14 +*
1.15 +* Contributors:
1.16 +*
1.17 +* Description: Implementation of the audio equalizer proxy class
1.18 +*
1.19 +*/
1.20 +
1.21 +
1.22 +
1.23 +
1.24 +// INCLUDE FILES
1.25 +
1.26 +#ifdef _DEBUG
1.27 +#include <e32svr.h>
1.28 +#endif
1.29 +
1.30 +#include "TempAudioEqualizer.h"
1.31 +
1.32 +// ============================ MEMBER FUNCTIONS ===============================
1.33 +
1.34 +// -----------------------------------------------------------------------------
1.35 +// CTempAudioEqualizer::CTempAudioEqualizer
1.36 +// C++ default constructor can NOT contain any code, that
1.37 +// might leave.
1.38 +// -----------------------------------------------------------------------------
1.39 +//
1.40 +CTempAudioEqualizer::CTempAudioEqualizer()
1.41 + {
1.42 + }
1.43 +
1.44 +// Destructor
1.45 +CTempAudioEqualizer::~CTempAudioEqualizer()
1.46 + {
1.47 + }
1.48 +
1.49 +// -----------------------------------------------------------------------------
1.50 +// CTempAudioEqualizer::NewL
1.51 +// Static function for creating an instance of the Audio Equalizer object.
1.52 +// -----------------------------------------------------------------------------
1.53 +//
1.54 +EXPORT_C CTempAudioEqualizer* CTempAudioEqualizer::NewL(TInt aNumberOfBands,CAudioEqualizer* aAudioEqualizer)
1.55 + {
1.56 +#ifdef _DEBUG
1.57 + RDebug::Print(_L("CTempAudioEqualizer::NewL"));
1.58 +#endif
1.59 +
1.60 + CTempAudioEqualizer* self = new (ELeave) CTempAudioEqualizer();
1.61 + CleanupStack::PushL( self );
1.62 + self->ConstructL(aNumberOfBands,aAudioEqualizer);
1.63 + CleanupStack::Pop(self);
1.64 + return self;
1.65 + }
1.66 +
1.67 +// -----------------------------------------------------------------------------
1.68 +// CTempAudioEqualizer::ConstructL
1.69 +// -----------------------------------------------------------------------------
1.70 +//
1.71 +void CTempAudioEqualizer::ConstructL(TInt aNumberOfBands, CAudioEqualizer* aAudioEqualizer)
1.72 + {
1.73 +#ifdef _DEBUG
1.74 + RDebug::Print(_L("CTempAudioEqualizer::ConstructL"));
1.75 +#endif
1.76 +
1.77 + iAudioEqualizer = aAudioEqualizer;
1.78 + iNumberOfBands = aNumberOfBands;
1.79 +
1.80 + TEfAudioEqualizerBand bandData;
1.81 + for(TInt i=0; i< aNumberOfBands; i++)
1.82 + {
1.83 + if(iBandsData.Append(bandData))
1.84 + {
1.85 + User::Leave(KErrNoMemory);
1.86 + }
1.87 + }
1.88 +
1.89 +
1.90 + }
1.91 +
1.92 +
1.93 +// -----------------------------------------------------------------------------
1.94 +// CTempAudioEqualizer::ApplyL
1.95 +// Apply the Audio Equalizer settings.
1.96 +// -----------------------------------------------------------------------------
1.97 +//
1.98 +EXPORT_C void CTempAudioEqualizer::ApplyL()
1.99 + {
1.100 +#ifdef _DEBUG
1.101 + RDebug::Print(_L("CTempAudioEqualizer::Apply"));
1.102 +#endif
1.103 +
1.104 + for(TInt i = 1; i <= iNumberOfBands; i++)
1.105 + {
1.106 + if(BandLevel(i) != iAudioEqualizer->BandLevel(i))
1.107 + {
1.108 +#ifdef _DEBUG
1.109 + RDebug::Print(_L("CTempAudioEqualizer::Band %d Level %d"),i,BandLevel(i));
1.110 +#endif
1.111 +
1.112 + iAudioEqualizer->SetBandLevelL(i,BandLevel(i));
1.113 + }
1.114 + }
1.115 + if(iAudioEqualizer)
1.116 + {
1.117 + iAudioEqualizer->EnableL();
1.118 + // iAudioEqualizer->ApplyL();
1.119 + }
1.120 +
1.121 + }
1.122 +
1.123 +
1.124 +// -----------------------------------------------------------------------------
1.125 +// CTempAudioEqualizer::EnableL
1.126 +// Enable the Audio EnvironmentalReverb settings.
1.127 +// -----------------------------------------------------------------------------
1.128 +//
1.129 +EXPORT_C void CTempAudioEqualizer::EnableL()
1.130 + {
1.131 + #ifdef _DEBUG
1.132 + RDebug::Print(_L("CTempAudioEqualizer::EnableL"));
1.133 + #endif
1.134 +
1.135 + iEnabled = ETrue;
1.136 + ApplyL();
1.137 + }
1.138 +
1.139 +// -----------------------------------------------------------------------------
1.140 +// CTempAudioEqualizer::DisableL
1.141 +// Disable the Audio EnvironmentalReverb settings.
1.142 +// -----------------------------------------------------------------------------
1.143 +//
1.144 +EXPORT_C void CTempAudioEqualizer::DisableL()
1.145 + {
1.146 + #ifdef _DEBUG
1.147 + RDebug::Print(_L("CTempAudioEqualizer::DisableL"));
1.148 + #endif
1.149 +
1.150 + iEnabled = EFalse;
1.151 +
1.152 + if(iAudioEqualizer)
1.153 + iAudioEqualizer->DisableL();
1.154 + }
1.155 +
1.156 +// -----------------------------------------------------------------------------
1.157 +// CTempAudioEqualizer::IsEnableL
1.158 +// Return enable flag.
1.159 +// -----------------------------------------------------------------------------
1.160 +//
1.161 +EXPORT_C TBool CTempAudioEqualizer::IsEnabled() const
1.162 + {
1.163 + #ifdef _DEBUG
1.164 + RDebug::Print(_L("CTempAudioEqualizer::IsEnabled"));
1.165 + #endif
1.166 +
1.167 + TBool ifEnabled = EFalse;
1.168 + if(iAudioEqualizer)
1.169 + ifEnabled = iAudioEqualizer->IsEnabled();
1.170 +
1.171 + return ifEnabled;
1.172 + }
1.173 +
1.174 +
1.175 +
1.176 +// -----------------------------------------------------------------------------
1.177 +// CTempAudioEqualizer::IsEnforced
1.178 +// Return enForce flag
1.179 +// -----------------------------------------------------------------------------
1.180 +//
1.181 +EXPORT_C TBool CTempAudioEqualizer::IsEnforced() const
1.182 + {
1.183 + #ifdef _DEBUG
1.184 + RDebug::Print(_L("CTempAudioEqualizer::IsEnforced"));
1.185 + #endif
1.186 +
1.187 + TBool ifEnforced = EFalse;
1.188 + if(iAudioEqualizer)
1.189 + ifEnforced = iAudioEqualizer->IsEnforced();
1.190 +
1.191 + return ifEnforced;
1.192 +
1.193 + }
1.194 +
1.195 +// -----------------------------------------------------------------------------
1.196 +// CTempAudioEqualizer::EnforceL
1.197 +// Enforce the effect
1.198 +// -----------------------------------------------------------------------------
1.199 +//
1.200 +EXPORT_C void CTempAudioEqualizer::EnforceL( TBool aEnforced )
1.201 + {
1.202 + #ifdef _DEBUG
1.203 + RDebug::Print(_L("CTempAudioEqualizer::EnforceL"));
1.204 + #endif
1.205 +
1.206 + iEnforced = aEnforced;
1.207 +
1.208 + if(iAudioEqualizer)
1.209 + iAudioEqualizer->EnforceL(aEnforced);
1.210 + }
1.211 +
1.212 +
1.213 +
1.214 +// -----------------------------------------------------------------------------
1.215 +// CTempAudioEqualizer::HaveUpdateRights
1.216 +// Return enForce flag
1.217 +// -----------------------------------------------------------------------------
1.218 +//
1.219 +EXPORT_C TBool CTempAudioEqualizer::HaveUpdateRights() const
1.220 + {
1.221 + #ifdef _DEBUG
1.222 + RDebug::Print(_L("CTempAudioEqualizer::HaveUpdateRights"));
1.223 + #endif
1.224 +
1.225 + TBool ifHaveUpdateRights = EFalse;
1.226 + if(iAudioEqualizer)
1.227 + ifHaveUpdateRights = iAudioEqualizer->HaveUpdateRights();
1.228 +
1.229 + return ifHaveUpdateRights;
1.230 +
1.231 + }
1.232 +
1.233 +
1.234 +
1.235 +// ========================== OTHER EXPORTED FUNCTIONS =========================
1.236 +
1.237 +// End of File