audiostubs/devsoundextensions_stubs/audiovisualizationstub/src/visualization.cpp
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     1 /*
       
     2 * Copyright (c) 2004 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: Audio Stubs -  Implementation of class Audio Visualiztion.
       
    15 *
       
    16 */
       
    17 
       
    18 
       
    19 // INCLUDE FILES
       
    20 
       
    21 #ifdef _DEBUG
       
    22 #include <e32svr.h>
       
    23 #endif
       
    24 #include <Visualization.h>
       
    25 #include <MVisualizationObserver.h>
       
    26 #include "VisualizationBody.h"
       
    27 
       
    28 // ============================ MEMBER FUNCTIONS ===============================
       
    29 
       
    30 // -----------------------------------------------------------------------------
       
    31 // CVisualization::CVisualization
       
    32 // C++ default constructor can NOT contain any code, that
       
    33 // might leave.
       
    34 // -----------------------------------------------------------------------------
       
    35 //
       
    36 CVisualization::CVisualization()
       
    37     {
       
    38     }
       
    39 
       
    40 
       
    41 // Destructor
       
    42 CVisualization::~CVisualization()
       
    43     {
       
    44     delete iBody;
       
    45     }
       
    46 
       
    47 // -----------------------------------------------------------------------------
       
    48 // CVisualization::ConstructL
       
    49 // Symbian 2nd phase constructor can leave.
       
    50 // -----------------------------------------------------------------------------
       
    51 //
       
    52 void CVisualization::ConstructL(MVisualizationObserver& aObserver)
       
    53      {
       
    54 #ifdef _DEBUG
       
    55     RDebug::Print(_L("CVisualization::ConstructL"));
       
    56 #endif
       
    57      iBody = CVisualization::CBody::NewL(aObserver);
       
    58 	}
       
    59 
       
    60 // -----------------------------------------------------------------------------
       
    61 // CVisualization::NewL
       
    62 // Two-phased constructor.
       
    63 // -----------------------------------------------------------------------------
       
    64 //
       
    65 EXPORT_C CVisualization* CVisualization::NewL(
       
    66     MVisualizationObserver& aObserver )
       
    67     {
       
    68 #ifdef _DEBUG
       
    69     RDebug::Print(_L("CVisualization::NewL"));
       
    70 #endif
       
    71     CVisualization* self = new (ELeave) CVisualization();
       
    72     CleanupStack::PushL(self);
       
    73     self->ConstructL(aObserver);
       
    74     CleanupStack::Pop();
       
    75     return self;
       
    76     }
       
    77 
       
    78 // -----------------------------------------------------------------------------
       
    79 // CVisualization::DataRate
       
    80 // -----------------------------------------------------------------------------
       
    81 //
       
    82 EXPORT_C TUint32 CVisualization::DataRate() const
       
    83     {
       
    84 	return iBody->DataRate();
       
    85     }
       
    86 
       
    87 // -----------------------------------------------------------------------------
       
    88 // CVisualization::DataRateRange
       
    89 // -----------------------------------------------------------------------------
       
    90 //
       
    91 EXPORT_C void CVisualization::DataRateRange(
       
    92 	TUint32& aMin,
       
    93 	TUint32& aMax )
       
    94     {
       
    95 	iBody->DataRateRange(aMin, aMax);
       
    96     }
       
    97 
       
    98 // -----------------------------------------------------------------------------
       
    99 // CVisualization::EnableFrequencyData
       
   100 // -----------------------------------------------------------------------------
       
   101 //
       
   102 EXPORT_C void CVisualization::EnableFrequencyData(
       
   103 	TBool aIndicator )
       
   104     {
       
   105 	iBody->EnableFrequencyData(aIndicator);
       
   106     }
       
   107 
       
   108 // -----------------------------------------------------------------------------
       
   109 // CVisualization::EnableWaveformData
       
   110 // -----------------------------------------------------------------------------
       
   111 //
       
   112 EXPORT_C void CVisualization::EnableWaveformData(
       
   113 	TBool aIndicator )
       
   114     {
       
   115 	iBody->EnableWaveformData(aIndicator);
       
   116     }
       
   117 
       
   118 // -----------------------------------------------------------------------------
       
   119 // CVisualization::FreqencyBandCount
       
   120 // -----------------------------------------------------------------------------
       
   121 //
       
   122 EXPORT_C TUint32 CVisualization::FreqencyBandCount() const
       
   123     {
       
   124 	return iBody->FreqencyBandCount();
       
   125     }
       
   126 
       
   127 // -----------------------------------------------------------------------------
       
   128 // CVisualization::FrequencyBandCountRange
       
   129 // -----------------------------------------------------------------------------
       
   130 //
       
   131 EXPORT_C void CVisualization::FrequencyBandCountRange(
       
   132 	TUint32& aMin,
       
   133 	TUint32& aMax )
       
   134     {
       
   135 	iBody->FrequencyBandCountRange(aMin, aMax);
       
   136     }
       
   137 
       
   138 // -----------------------------------------------------------------------------
       
   139 // CVisualization::IsFrequencyDataEnabled
       
   140 // -----------------------------------------------------------------------------
       
   141 //
       
   142 EXPORT_C TBool CVisualization::IsFrequencyDataEnabled() const
       
   143     {
       
   144 	return iBody->IsFrequencyDataEnabled();
       
   145     }
       
   146 
       
   147 // -----------------------------------------------------------------------------
       
   148 // CVisualization::IsWaveformDataEnabled
       
   149 // -----------------------------------------------------------------------------
       
   150 //
       
   151 EXPORT_C TBool CVisualization::IsWaveformDataEnabled() const
       
   152     {
       
   153 	return iBody->IsWaveformDataEnabled();
       
   154     }
       
   155 
       
   156 // -----------------------------------------------------------------------------
       
   157 // CVisualization::SamplingRate
       
   158 // -----------------------------------------------------------------------------
       
   159 //
       
   160 EXPORT_C TUint32 CVisualization::SamplingRate() const
       
   161     {
       
   162 	return iBody->SamplingRate();
       
   163     }
       
   164 
       
   165 // -----------------------------------------------------------------------------
       
   166 // CVisualization::SetDataRateL
       
   167 // -----------------------------------------------------------------------------
       
   168 //
       
   169 EXPORT_C void CVisualization::SetDataRateL(
       
   170 	TUint32 aDataRate )
       
   171 	{
       
   172 	iBody->SetDataRateL(aDataRate);
       
   173 	}
       
   174 
       
   175 // -----------------------------------------------------------------------------
       
   176 // CVisualization::SetFrequencyBandCount
       
   177 // -----------------------------------------------------------------------------
       
   178 //
       
   179 EXPORT_C void CVisualization::SetFrequencyBandCountL(
       
   180 	TUint32 aFrequencyBandCount )
       
   181 	{
       
   182     iBody->SetFrequencyBandCountL(aFrequencyBandCount);
       
   183 	}
       
   184 
       
   185 // -----------------------------------------------------------------------------
       
   186 // CVisualization::SetWaveformDataLength
       
   187 // -----------------------------------------------------------------------------
       
   188 //
       
   189 EXPORT_C void CVisualization::SetWaveformDataLengthL(
       
   190 	TUint32 aWaveformDataLength )
       
   191 	{
       
   192     iBody->SetWaveformDataLengthL(aWaveformDataLength );
       
   193 	}
       
   194 
       
   195 // -----------------------------------------------------------------------------
       
   196 // CVisualization::StartL
       
   197 // -----------------------------------------------------------------------------
       
   198 //
       
   199 EXPORT_C void CVisualization::StartL()
       
   200     {
       
   201 	User::Leave(KErrNotSupported);
       
   202     }
       
   203 
       
   204 // -----------------------------------------------------------------------------
       
   205 // CVisualization::StopL
       
   206 // -----------------------------------------------------------------------------
       
   207 //
       
   208 EXPORT_C void CVisualization::StopL()
       
   209     {
       
   210 	User::Leave(KErrNotSupported);
       
   211     }
       
   212 
       
   213 // -----------------------------------------------------------------------------
       
   214 // CVisualization::WaveformDataLength
       
   215 // -----------------------------------------------------------------------------
       
   216 //
       
   217 EXPORT_C TUint32 CVisualization::WaveformDataLength() const
       
   218     {
       
   219 	return iBody->WaveformDataLength();
       
   220     }
       
   221 
       
   222 // -----------------------------------------------------------------------------
       
   223 // CVisualization::WaveformDataLengthRange
       
   224 // -----------------------------------------------------------------------------
       
   225 //
       
   226 EXPORT_C void CVisualization::WaveformDataLengthRange(
       
   227 	TUint32& aMin,
       
   228 	TUint32& aMax )
       
   229     {
       
   230 	iBody->WaveformDataLengthRange(aMin,aMax);
       
   231     }
       
   232