epoc32/include/audioequalizerutility.h
branchSymbian2
changeset 2 2fe1408b6811
parent 0 061f57f2323e
child 4 837f303aceeb
     1.1 --- a/epoc32/include/audioequalizerutility.h	Tue Nov 24 13:55:44 2009 +0000
     1.2 +++ b/epoc32/include/audioequalizerutility.h	Tue Mar 16 16:12:26 2010 +0000
     1.3 @@ -1,1 +1,380 @@
     1.4 -audioequalizerutility.h
     1.5 +/*
     1.6 +* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies). 
     1.7 +* All rights reserved.
     1.8 +* This component and the accompanying materials are made available
     1.9 +* under the terms of the License "Symbian Foundation License v1.0" to Symbian Foundation members and "Symbian Foundation End User License Agreement v1.0" to non-members
    1.10 +* which accompanies this distribution, and is available
    1.11 +* at the URL "http://www.symbianfoundation.org/legal/licencesv10.html".
    1.12 +*
    1.13 +* Initial Contributors:
    1.14 +* Nokia Corporation - initial contribution.
    1.15 +*
    1.16 +* Contributors:
    1.17 +*
    1.18 +* Description:  This is the definition of the audio equalizer utility class.
    1.19 +*
    1.20 +*/
    1.21 +
    1.22 +
    1.23 +
    1.24 +#ifndef CAUDIOEQUALIZERUTILITY_H
    1.25 +#define CAUDIOEQUALIZERUTILITY_H
    1.26 +
    1.27 +//  INCLUDES
    1.28 +#include <e32base.h>
    1.29 +#include <e32svr.h>
    1.30 +#include <AudioEqualizerBase.h>
    1.31 +#include <BassBoostBase.h>
    1.32 +#include <centralrepository.h>
    1.33 +#include <AudioEqualizerUtilityData.h>
    1.34 +
    1.35 +// FORWARD DECLARATIONS
    1.36 +class TEfAudioEqualizerUtilityPreset;
    1.37 +class CAudioEqualizer;
    1.38 +class CBassBoost;
    1.39 +class CMdaAudioConvertUtility;
    1.40 +class CMdaAudioPlayerUtility;
    1.41 +class CMdaAudioRecorderUtility;
    1.42 +class CMdaAudioInputStream;
    1.43 +class CMdaAudioOutputStream;
    1.44 +class CMdaAudioToneUtility;
    1.45 +class CCustomCommandUtility;
    1.46 +class CCustomInterfaceUtility;
    1.47 +class CMMFDevSound;
    1.48 +class CRepository;
    1.49 +class CMidiClientUtility;
    1.50 +class CDrmPlayerUtility;
    1.51 +class CVideoPlayerUtility;
    1.52 +
    1.53 +// CLASS DECLARATION
    1.54 +
    1.55 +/**
    1.56 +*  This is the Equalizer Utility class for managing audio equalizer presets.
    1.57 +*
    1.58 +*  @lib AudioEqualizerUtility.lib
    1.59 +*  @since 3.0
    1.60 +*/
    1.61 +
    1.62 +class CAudioEqualizerUtility : public CBase
    1.63 +    {
    1.64 +    public:  // Constructors and destructor
    1.65 +
    1.66 +
    1.67 +        /**
    1.68 +		* Factory function for creating the audio equalizer utility object.
    1.69 +		* @since 3.0
    1.70 +		* @param aUtility A reference to a Devsound Instance
    1.71 +		* @return pointer to CAudioEqualizerUtility object
    1.72 +        */
    1.73 +        IMPORT_C static CAudioEqualizerUtility* NewL(CMMFDevSound& aDevSound);
    1.74 +
    1.75 +		/**
    1.76 +        * Factory function for creating the audio equalizer utility object.
    1.77 +        * @since 3.0
    1.78 +        * @param aUtility A reference to a convert utility
    1.79 +        * @return pointer to CAudioEqualizerUtility object
    1.80 +        */
    1.81 +		IMPORT_C static CAudioEqualizerUtility* NewL(CMdaAudioConvertUtility& aUtility);
    1.82 +
    1.83 +		/**
    1.84 +        * Factory function for creating the audio equalizer utility object.
    1.85 +        * @since 3.0
    1.86 +        * @param aUtility A reference to a audio input stream utility
    1.87 +        * @return pointer to CAudioEqualizerUtility object
    1.88 +        */
    1.89 +		IMPORT_C static CAudioEqualizerUtility* NewL(CMdaAudioInputStream& aUtility);
    1.90 +
    1.91 +		/**
    1.92 +		* Factory function for creating the audio equalizer utility object.
    1.93 +		* @since 3.0
    1.94 +		* @param aUtility A reference to a audio output stream utility
    1.95 +		* @return pointer to CAudioEqualizerUtility object
    1.96 +        */
    1.97 +		IMPORT_C static CAudioEqualizerUtility* NewL(CMdaAudioOutputStream& aUtility);
    1.98 +
    1.99 +		/**
   1.100 +		* Factory function for creating the audio equalizer utility object.
   1.101 +		* @since 3.0
   1.102 +		* @param aUtility A reference to a audio player utility
   1.103 +		* @return pointer to CAudioEqualizerUtility object
   1.104 +        */
   1.105 +		IMPORT_C static CAudioEqualizerUtility* NewL(CMdaAudioPlayerUtility& aUtility);
   1.106 +
   1.107 +		/**
   1.108 +		* Factory function for creating the audio equalizer utility object.
   1.109 +		* @since 3.0
   1.110 +		* @param aUtility A reference to a audio recorder utility
   1.111 +		* @return pointer to CAudioEqualizerUtility object
   1.112 +        */
   1.113 +		IMPORT_C static CAudioEqualizerUtility* NewL(CMdaAudioRecorderUtility& aUtility);
   1.114 +
   1.115 +		/**
   1.116 +		* Factory function for creating the audio equalizer utility object.
   1.117 +		* @since 3.0
   1.118 +		* @param aUtility A reference to a audio tone utility
   1.119 +		* @return pointer to CAudioEqualizerUtility object
   1.120 +        */
   1.121 +		IMPORT_C static CAudioEqualizerUtility* NewL(CMdaAudioToneUtility& aUtility);
   1.122 +
   1.123 +		/**
   1.124 +		* Factory function for creating the audio equalizer utility object.
   1.125 +		* @since 3.0
   1.126 +		* @param aUtility A reference to custom command utility
   1.127 +		* @return pointer to CAudioEqualizerUtility object
   1.128 +        */
   1.129 +		IMPORT_C static CAudioEqualizerUtility* NewL(CCustomCommandUtility* aUtility);
   1.130 +
   1.131 +		/**
   1.132 +		* Factory function for creating the audio equalizer utility object.
   1.133 +		* @since 3.0
   1.134 +		* @param aUtility A reference to custom interface utility
   1.135 +		* @return pointer to CAudioEqualizerUtility object
   1.136 +        */
   1.137 +		IMPORT_C static CAudioEqualizerUtility* NewL(MCustomInterface& aCustomInterface);
   1.138 +		
   1.139 +		/**
   1.140 +		* Factory function for creating the audio equalizer utility object.
   1.141 +		* @since 3.0
   1.142 +		* @param aUtility A reference to CMidiClientUtility
   1.143 +		* @return pointer to CAudioEqualizerUtility object
   1.144 +        */
   1.145 +		IMPORT_C static CAudioEqualizerUtility* NewL(CMidiClientUtility& aUtility);
   1.146 +		
   1.147 +		/**
   1.148 +        * Factory function for creating the audio equalizer object.
   1.149 +        * @since 3.0
   1.150 +        * @param CDrmPlayerUtility A reference to a CDrmPlayerUtility object
   1.151 +        * @return pointer to CAudioEqualizer object
   1.152 +        */		
   1.153 +		IMPORT_C static CAudioEqualizerUtility* NewL( CDrmPlayerUtility& aUtility );
   1.154 +
   1.155 +		/**
   1.156 +        * Factory function for creating the audio equalizer object.
   1.157 +        * @since 3.2
   1.158 +        * @param CVideoPlayerUtility A reference to a CVideoPlayerUtility object
   1.159 +        * @return pointer to CAudioEqualizer object
   1.160 +        */		
   1.161 +		IMPORT_C static CAudioEqualizerUtility* NewL( CVideoPlayerUtility& aUtility );
   1.162 +
   1.163 +		 /**
   1.164 +        * Destructor.
   1.165 +        */
   1.166 +        virtual ~CAudioEqualizerUtility();
   1.167 +
   1.168 +		/**
   1.169 +        * Apply the Preset Index value
   1.170 +        * @since 3.0
   1.171 +        * @param aPreset Preset Value
   1.172 +        */
   1.173 +		IMPORT_C void ApplyPresetL(TInt aPreset);
   1.174 +
   1.175 +		/**
   1.176 +        * Disable the Equalizer
   1.177 +        * @since 3.0
   1.178 +        */
   1.179 +		IMPORT_C void DisableEqualizerL();
   1.180 +
   1.181 +		/**
   1.182 +        * Create a Preset with the given Name and Equalizer Settings
   1.183 +        * @since 3.0
   1.184 +        * @param aName Name of the Preset
   1.185 +        * @param aAudioEqualizer Equalizer Settings for the Preset
   1.186 +        */
   1.187 +		IMPORT_C void CreatePresetL(TDesC& aName, CAudioEqualizer& aAudioEqualizerUI);
   1.188 +
   1.189 +		/**
   1.190 +        * Delete a Preset with the given index in the Central Repository
   1.191 +        * @since 3.0
   1.192 +        * @param aPresetIndex Index of the Preset in the Array
   1.193 +        */
   1.194 +		IMPORT_C void DeletePresetL(TInt aPresetIndex);
   1.195 +
   1.196 +		/**
   1.197 +        * Retrieves a Preset with the given index from the Central Repository
   1.198 +        * @since 3.0
   1.199 +        * @param aPresetIndex Index of the Preset in the Array
   1.200 +        */
   1.201 +		IMPORT_C  const TDesC& GetPresetL(TInt aPresetIndex);
   1.202 +
   1.203 +		/**
   1.204 +        * Get the reference to the Equalizer Object
   1.205 +        * @since 3.0
   1.206 +        * @return Reference to the Equalizer Object.
   1.207 +        */
   1.208 +		IMPORT_C CAudioEqualizer& Equalizer();
   1.209 +
   1.210 +		/**
   1.211 +		* Get the reference to the BassBoost Object
   1.212 +		* @since 3.0
   1.213 +		* @return Reference to the CBassBoost Object.
   1.214 +		*/
   1.215 +		IMPORT_C CBassBoost& BassBoost();
   1.216 +
   1.217 +		/**
   1.218 +        * Modify a Preset with the given Name and Equalizer Settings
   1.219 +        * @since 3.0
   1.220 +        * @param aPresetIndex Array Index of the Preset
   1.221 +        * @param aName Name of the Preset
   1.222 +        * @param aAudioEqualizer Equalizer Settings for the Preset
   1.223 +        */
   1.224 +		IMPORT_C void ModifyPresetL(TInt aPresetIndex, TDesC& aName, CAudioEqualizer& aAudioEqualizerUI);
   1.225 +
   1.226 +		/**
   1.227 +        * Get the number of Pre Defined Presets
   1.228 +        * @since 3.0
   1.229 +        * @return Number of Pre Defined Presets
   1.230 +        */
   1.231 +		IMPORT_C TUint32 NumberOfPreDefinedPresets() const;
   1.232 +
   1.233 +		/**
   1.234 +        * Get all the Presets defined in the Central Repository
   1.235 +        * @since 3.0
   1.236 +        * @return Array of all Presets.
   1.237 +        */
   1.238 +		IMPORT_C TArray<TEfAudioEqualizerUtilityPreset> Presets();
   1.239 +
   1.240 +		/**
   1.241 +		 * Reset a System Defined Preset with the given index in the Array returned from Presets()
   1.242 +		 * @since 3.0
   1.243 +		 * @param aPresetIndex Index of the Preset in the Array
   1.244 +		 */
   1.245 +		IMPORT_C void ResetPresetL(TInt aPresetIndex);
   1.246 +
   1.247 +    private:
   1.248 +
   1.249 +        /**
   1.250 +        * C++ default constructor.
   1.251 +        */
   1.252 +        CAudioEqualizerUtility();
   1.253 +
   1.254 +        /**
   1.255 +        * By default Symbian 2nd phase constructor is private.
   1.256 +        */
   1.257 +
   1.258 +        /**
   1.259 +		* Second Phase Costructor for DevSound Instance
   1.260 +		* @since 3.0
   1.261 +		* @param aDevSound DevSound Referece
   1.262 +		*/
   1.263 +        void ConstructL(CMMFDevSound& aDevSound);
   1.264 +
   1.265 +		/**
   1.266 +		* Second Phase Costructor for Audio Convert Utility
   1.267 +		* @since 3.0
   1.268 +		* @param aUtility CMdaAudioConvertUtility Referece
   1.269 +		*/
   1.270 +		void ConstructL(CMdaAudioConvertUtility& aUtility);
   1.271 +
   1.272 +		/**
   1.273 +		* Second Phase Costructor for CMdaAudioInputStream
   1.274 +		* @since 3.0
   1.275 +		* @param aUtility CMdaAudioInputStream Referece
   1.276 +		*/
   1.277 +		void ConstructL(CMdaAudioInputStream& aUtility);
   1.278 +
   1.279 +		/**
   1.280 +		* Second Phase Costructor for CMdaAudioOutputStream
   1.281 +		* @since 3.0
   1.282 +		* @param aUtilityCMdaAudioOutputStream Referece
   1.283 +		*/
   1.284 +		void ConstructL(CMdaAudioOutputStream& aUtility);
   1.285 +
   1.286 +		/**
   1.287 +		* Second Phase Costructor for CMdaAudioPlayerUtility
   1.288 +		* @since 3.0
   1.289 +		* @param aUtility CMdaAudioPlayerUtility Referece
   1.290 +		*/
   1.291 +		void ConstructL(CMdaAudioPlayerUtility& aUtility);
   1.292 +
   1.293 +		/**
   1.294 +		* Second Phase Costructor for CMdaAudioRecordUtility
   1.295 +		* @since 3.0
   1.296 +		* @param aUtility CMdaAudioRecordUtility Referece
   1.297 +		*/
   1.298 +		void ConstructL(CMdaAudioRecorderUtility& aUtility);
   1.299 +
   1.300 +		/**
   1.301 +		* Second Phase Costructor for CMdaAudioToneUtility
   1.302 +		* @since 3.0
   1.303 +		* @param aUtility CMdaAudioToneUtility Referece
   1.304 +		*/
   1.305 +		void ConstructL(CMdaAudioToneUtility& aUtility);
   1.306 +
   1.307 +		/**
   1.308 +		* Second Phase Costructor for MCustomCommand
   1.309 +		* @since 3.0
   1.310 +		* @param aUtility MCustomCommand Referece
   1.311 +		*/
   1.312 +		void ConstructL(CCustomCommandUtility* aUtility);
   1.313 +
   1.314 +		/**
   1.315 +		* Second Phase Costructor for MCustomInterface
   1.316 +		* @since 3.0
   1.317 +		* @param aUtility MCustomInterface Referece
   1.318 +		*/
   1.319 +		void ConstructL(MCustomInterface& aCustomInterface);
   1.320 +
   1.321 +		/**
   1.322 +		* Second Phase Costructor for CMidiClientUtility
   1.323 +		* @since 3.0
   1.324 +		* @param aUtility CMidiClientUtility Referece
   1.325 +		*/
   1.326 +		void ConstructL(CMidiClientUtility& aUtility);
   1.327 +		
   1.328 +		/**
   1.329 +		* Second Phase Costructor for CDrmPlayerUtility
   1.330 +		* @since 3.0
   1.331 +		* @param aUtility CDrmPlayerUtility Referece
   1.332 +		*/
   1.333 +		void ConstructL(CDrmPlayerUtility& aUtility);		
   1.334 +
   1.335 +		/**
   1.336 +		* Second Phase Costructor for CVideoPlayerUtility
   1.337 +		* @since 3.2
   1.338 +		* @param aUtility CVideoPlayerUtility Referece
   1.339 +		*/
   1.340 +		void ConstructL(CVideoPlayerUtility& aUtility);		
   1.341 +
   1.342 +		/**
   1.343 +		* Function for Updating the Array from the Central Repository
   1.344 +		* @since 3.0
   1.345 +		* @param aUtility MCustomInterface Referece
   1.346 +		*/
   1.347 +		void UpdateFullPresetArrayFromCenRep(RArray<TEfAudioEqualizerUtilityPreset> &aFullPresetArray);
   1.348 +
   1.349 +		/**
   1.350 +		* Function of Updating the Preset Array for the User
   1.351 +		* @since 3.0
   1.352 +		* @param aUtility MCustomInterface Referece
   1.353 +		*/
   1.354 +		void UpdatePresetArray(RArray<TEfAudioEqualizerUtilityPreset>& aPresetArray,const RArray<TEfAudioEqualizerUtilityPreset> &aFullPresetArray);
   1.355 +
   1.356 +
   1.357 +	private: // Data
   1.358 +
   1.359 +		// Array for Storing the Current State of the Repository
   1.360 +		// which has been compacted after the transaction
   1.361 +		// with the Central Repository
   1.362 +		RArray<TEfAudioEqualizerUtilityPreset> iPresetArray;
   1.363 +
   1.364 +		// Array Which contains the full information from the
   1.365 +		// Central Repository except the Description Values
   1.366 +		RArray<TEfAudioEqualizerUtilityPreset> iFullPresetArray;
   1.367 +
   1.368 +		// Pointer to the Equalizer Object
   1.369 +		CAudioEqualizer* iAudioEqualizer;
   1.370 +
   1.371 +		// Pointer to the Equalizer Object
   1.372 +		// which is returned to the UI for Manipulation
   1.373 +		CAudioEqualizer* iTransAudioEqualizer;
   1.374 +
   1.375 +		// Pointer to the Bass Boost Ojbect
   1.376 +		CBassBoost* iBassBoost;
   1.377 +
   1.378 +		// Pointer to the Preset Repository
   1.379 +		CRepository* iPresetRepository;
   1.380 +   };
   1.381 +
   1.382 +#endif      // CAUDIOEQUALIZERUTILITY_H
   1.383 +
   1.384 +// End of File