1 /* |
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2 * Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: Audio Player Controller |
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15 * |
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16 */ |
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17 |
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18 |
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19 #ifndef CAM_AUDIOPLAYERCONTROLLER_H |
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20 #define CAM_AUDIOPLAYERCONTROLLER_H |
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21 |
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22 // =========================================================================== |
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23 // Includes |
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24 #include <e32base.h> |
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25 #include "CamControllerObservers.h" |
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26 #include "mcamsettingsmodelobserver.h" |
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27 |
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28 // =========================================================================== |
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29 // Forward declarations |
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30 class CAknKeySoundSystem; |
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31 class CCamAppController; |
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32 class MCamAudioPlayerObserver; |
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33 class CCamPlayerWrapperBase; |
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34 class CCamTonePlayerWrapper; |
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35 |
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36 // =========================================================================== |
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37 // Class definitions |
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38 |
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39 /** |
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40 * Audio Player Controller class |
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41 * |
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42 * Controls tone and audio players and caches needed |
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43 * players based on Camera capture mode to enable |
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44 * fast playing of needed sounds/tones. |
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45 * |
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46 */ |
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47 class CCamAudioPlayerController : public CBase, |
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48 public MCamControllerObserver, |
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49 public MCamSettingsModelObserver |
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50 { |
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51 // ======================================================= |
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52 // Methods |
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53 |
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54 // ------------------------------------------------------- |
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55 // constructors and destructor |
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56 public: |
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57 |
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58 static CCamAudioPlayerController* NewL( CCamAppController& aController, |
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59 MCamPlayerObserver& aObserver ); |
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60 virtual ~CCamAudioPlayerController(); |
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61 |
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62 // ------------------------------------------------------- |
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63 // from MCamControllerObserver |
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64 public: |
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65 |
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66 virtual void HandleControllerEventL( TCamControllerEvent aEvent, TInt aStatus ); |
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67 |
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68 // ------------------------------------------------------- |
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69 // from MCamSettingsModelObserver |
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70 public: |
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71 |
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72 virtual void IntSettingChangedL ( TCamSettingItemIds aSettingItem, TInt aSettingValue ); |
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73 virtual void TextSettingChangedL( TCamSettingItemIds aSettingItem, const TDesC& aSettingValue ); |
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74 |
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75 // ------------------------------------------------------- |
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76 // new public |
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77 public: |
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78 |
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79 /** |
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80 * @param aCallback If set ETrue, calling method this results in one |
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81 * callback to MCamAudioPlayerObserver::PlayComplete |
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82 */ |
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83 void PlaySound( TInt aSoundId, |
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84 TBool aCallback ); |
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85 |
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86 /** |
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87 * @param aCallback If set ETrue, calling method this results in one |
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88 * callback to MCamAudioPlayerObserver::PlayComplete |
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89 */ |
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90 void PlayTone( TInt aToneInHz, |
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91 TInt aLengthInUs, |
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92 TReal32 aVolumeInPercent, |
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93 TBool aCallback ); |
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94 |
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95 /** |
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96 * Cancel all ongoing playing activity. |
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97 */ |
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98 void CancelAllPlaying(); |
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99 |
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100 /** |
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101 * Cancel given sound playing, if ongoing. |
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102 * @aSoundId Id of the sound to be cancelled. |
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103 */ |
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104 void CancelPlaying( TInt aSoundId ); |
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105 |
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106 void InitKeySoundSystem(); |
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107 void EnableAllKeySounds(); |
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108 void DisableAllKeySoundsL(); |
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109 |
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110 |
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111 // ------------------------------------------------------- |
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112 // new private |
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113 private: |
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114 |
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115 TInt FindPlayerIndex( TInt aSoundId ) const; |
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116 CCamPlayerWrapperBase* GetPlayerL ( TInt aSoundId ); |
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117 void RemovePlayer ( TInt aSoundId ); |
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118 |
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119 void Setup( TCamCameraMode aCameraMode ); |
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120 void SetupForVideoL(); |
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121 void SetupForImageL(); |
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122 void SetupCaptureSoundPlayerL( TInt aNewSoundId ); |
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123 void Reset(); |
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124 |
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125 // ------------------------------------------------------- |
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126 // private constructors |
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127 private: |
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128 |
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129 void ConstructL(); |
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130 |
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131 CCamAudioPlayerController( CCamAppController& aController, |
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132 MCamPlayerObserver& aObserver ); |
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133 |
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134 // ======================================================= |
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135 // Data |
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136 private: |
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137 |
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138 CCamAppController& iController; |
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139 MCamPlayerObserver& iObserver; |
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140 |
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141 RPointerArray<CCamPlayerWrapperBase> iPlayers; |
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142 CCamTonePlayerWrapper* iTonePlayer; |
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143 |
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144 TInt iCameraMode; // TCamCameraMode value |
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145 TInt iCaptureSoundId; // Sound id or -1 if not set |
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146 |
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147 CAknKeySoundSystem* iKeySoundSystem; // not own |
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148 TBool iKeySoundsDisabled; |
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149 |
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150 // ======================================================= |
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151 }; |
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152 |
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153 #endif // CAM_AUDIOPLAYERCONTROLLER_H |
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154 |
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155 // =========================================================================== |
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156 // end of file |
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157 |
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158 |
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