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1 /* |
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2 * Copyright (c) 2009 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: |
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15 * |
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16 */ |
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17 |
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18 #ifndef CMMFRADIOBACKENDENGINE_H |
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19 #define CMMFRADIOBACKENDENGINE_H |
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20 |
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21 #ifdef __cplusplus |
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22 |
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23 #include <e32base.h> |
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24 #include <RadioUtility.h> |
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25 #include <RadioFmTunerUtility.h> |
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26 #include <RadioPlayerUtility.h> |
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27 #include <RadioPresetUtility.h> |
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28 #include <RadioFmPresetUtility.h> |
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29 #include <FMRadioTunerControl.h> |
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30 #include "xaadaptationmmf.h" |
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31 |
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32 NONSHARABLE_CLASS(CMMFRadioBackendEngine) : public CBase, |
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33 public MRadioPlayerObserver, |
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34 public MRadioFmTunerObserver, |
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35 public MRadioPresetObserver |
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36 { |
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37 public: |
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38 |
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39 static CMMFRadioBackendEngine* Instance(); |
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40 void DeleteInstance(); |
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41 ~CMMFRadioBackendEngine(); |
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42 |
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43 void SetFrequency(TInt aFreq); |
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44 TInt GetFrequency(TInt& aFreq); |
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45 TInt GetSignalStrength(TInt& aFreq); |
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46 void StationSeek(XAboolean aUpwards); |
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47 void CancelSetFrequency(); |
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48 void CancelStationSeek(); |
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49 void SetFreqRange(TFmRadioFrequencyRange aRange); |
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50 TInt GetFreqRange(TFmRadioFrequencyRange& aRange); |
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51 TInt GetFreqRangeProperties(TFmRadioFrequencyRange& aRange, TInt& aMinFreq, TInt& aMaxFreq); |
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52 TInt GetMaxVolume(TInt& aMaxVol); |
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53 TInt SetVolume(TInt aVol); |
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54 TInt GetVolume(TInt& aVol); |
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55 TInt SetMute(XAboolean aMute); |
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56 TInt GetForcedMonoReception(XAuint32& aForcedMono); |
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57 TInt ForceMonoReception(XAuint32 aForcedMono); |
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58 void PlayRadio(); |
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59 void StopRadio(); |
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60 XAresult SetRadioAdaptContext(void * adaptcontext); |
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61 XAresult SetPlayerAdaptContext(void * adaptcontext); |
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62 |
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63 /** |
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64 * From MRadioPlayerObserver. |
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65 * Called when Radio state changed. |
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66 * |
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67 * @since S60 3.2 |
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68 * @param aState Radio player state |
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69 * @param aError A standard system error code, only used when aState is ERadioPlayerIdle |
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70 */ |
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71 void MrpoStateChange( TPlayerState aState, TInt aError ); |
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72 |
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73 /** |
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74 * From MRadioPlayerObserver. |
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75 * Called when volume changes. This may be caused by other applications. |
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76 * |
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77 * @since S60 3.2 |
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78 * @param aVolume Current volume. |
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79 */ |
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80 void MrpoVolumeChange( TInt aVolume ); |
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81 |
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82 /** |
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83 * From MRadioPlayerObserver. |
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84 * Called when mute setting changes. This may be caused by other applications. |
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85 * |
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86 * @since S60 3.2 |
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87 * @param aMute ETrue indicates audio is muted. |
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88 */ |
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89 void MrpoMuteChange( TBool aMute ); |
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90 |
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91 /** |
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92 * From MRadioPlayerObserver. |
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93 * Called when mute setting changes. This may be caused by other applications. |
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94 * |
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95 * Called when balance setting changes. This may be caused by other applications. |
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96 * |
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97 * @since S60 3.2 |
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98 * @param aLeftPercentage |
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99 * Left speaker volume percentage. This can be any value from zero to 100. |
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100 * Zero value means left speaker is muted. |
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101 * @param aRightPercentage |
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102 * Right speaker volume percentage. This can be any value from zero to 100. |
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103 * Zero value means right speaker is muted. |
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104 */ |
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105 void MrpoBalanceChange( TInt aLeftPercentage, TInt aRightPercentage ); |
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106 |
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107 /** |
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108 * From MRadioFmTunerObserver. |
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109 * Called when Request for tuner control completes. |
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110 * |
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111 * @since S60 3.2 |
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112 * @param aError A standard system error code or FM tuner error (TFmRadioTunerError). |
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113 */ |
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114 void MrftoRequestTunerControlComplete( TInt aError ); |
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115 |
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116 /** |
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117 * From MRadioFmTunerObserver. |
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118 * Set frequency range complete event. This event is asynchronous and is received after |
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119 * a call to CRadioFmTunerUtility::SetFrequencyRange. |
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120 * |
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121 * @since S60 3.2 |
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122 * @param aError A standard system error code or FM tuner error (TFmRadioTunerError). |
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123 */ |
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124 void MrftoSetFrequencyRangeComplete( TInt aError ); |
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125 |
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126 /** |
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127 * From MRadioFmTunerObserver. |
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128 * Set frequency complete event. This event is asynchronous and is received after a call to |
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129 * CRadioFmTunerUtility::SetFrequency. |
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130 * |
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131 * @since S60 3.2 |
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132 * @param aError A standard system error code or FM tuner error (TFmRadioTunerError). |
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133 */ |
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134 void MrftoSetFrequencyComplete( TInt aError ); |
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135 |
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136 /** |
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137 * From MRadioFmTunerObserver. |
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138 * Station seek complete event. This event is asynchronous and is received after a call to |
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139 * CRadioFmTunerUtility::StationSeek. |
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140 * |
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141 * @since S60 3.2 |
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142 * @param aError A standard system error code or FM tuner error (TFmRadioTunerError). |
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143 * @param aFrequency The frequency(Hz) of the radio station that was found. |
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144 */ |
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145 void MrftoStationSeekComplete( TInt aError, TInt aFrequency ); |
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146 |
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147 /** |
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148 * From MRadioFmTunerObserver. |
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149 * Called when FM Transmitter status changes (if one is present in the device). Tuner receiver |
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150 * is forced to be turned off due to hardware conflicts when FM transmitter is activated. |
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151 * |
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152 * @since S60 3.2 |
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153 * @param aActive ETrue if FM transmitter is active; EFalse otherwise. |
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154 */ |
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155 void MrftoFmTransmitterStatusChange( TBool aActive ); |
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156 |
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157 /** |
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158 * From MRadioFmTunerObserver. |
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159 * Called when antenna status changes. |
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160 * |
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161 * @since S60 3.2 |
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162 * @param aAttached ETrue if antenna is attached; EFalse otherwise. |
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163 */ |
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164 void MrftoAntennaStatusChange(TBool aAttached ); |
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165 |
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166 /** |
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167 * From MRadioFmTunerObserver. |
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168 * Called when offline mode status changes. |
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169 * @since S60 3.2 |
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170 * |
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171 * @param aOfflineMode ETrue if offline mode is enabled; EFalse otherwise. |
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172 */ |
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173 void MrftoOfflineModeStatusChange(TBool aOfflineMode ); |
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174 |
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175 /** |
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176 * From MRadioFmTunerObserver. |
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177 * Called when the frequency range changes. This may be caused by other applications. |
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178 * |
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179 * @since S60 3.2 |
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180 * @param aBand New frequency range. |
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181 */ |
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182 void MrftoFrequencyRangeChange(TFmRadioFrequencyRange aBand ); |
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183 |
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184 /** |
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185 * From MRadioFmTunerObserver. |
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186 * Called when the tuned frequency changes. This may be caused by other |
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187 * applications or RDS if AF/TA is enabled. |
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188 * |
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189 * @since S60 3.2 |
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190 * @param aNewFrequency The new tuned frequency(Hz). |
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191 */ |
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192 void MrftoFrequencyChange( TInt aNewFrequency ); |
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193 |
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194 /** |
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195 * From MRadioFmTunerObserver. |
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196 * Called when the forced mono status change. This may be caused by other applications. |
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197 * |
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198 * @since S60 3.2 |
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199 * @param aForcedMono ETrue if forced mono mode is enabled; EFalse otherwise. |
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200 */ |
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201 void MrftoForcedMonoChange( TBool aForcedMono ); |
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202 |
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203 /** |
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204 * From MRadioFmTunerObserver. |
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205 * Called when the squelch (muting the frequencies without broadcast) status change. |
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206 * This may be caused by other applications. |
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207 * |
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208 * @since S60 3.2 |
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209 * @param aSquelch ETrue if squelch is enabled; EFalse otherwise. |
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210 */ |
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211 void MrftoSquelchChange( TBool aSquelch ); |
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212 |
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213 /** |
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214 * From MRadioPresetObserver. |
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215 * Called when a preset changes. |
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216 * |
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217 * NOTE: EPresetDeleted with aIndex == 0, indicates that all presets have been deleted. |
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218 * |
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219 * @since S60 3.2 |
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220 * @param aChange Change event type |
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221 * @param aIndex Index to the preset that has changed. Zero means all presets. |
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222 */ |
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223 void MrpeoPresetChanged( TPresetChangeEvent aChange, TInt aIndex ); |
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224 |
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225 private: |
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226 static CMMFRadioBackendEngine* s_instance; |
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227 CMMFRadioBackendEngine(); |
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228 void ConstructL(); |
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229 |
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230 private: |
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231 CRadioUtility* iRadioUtility; |
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232 CRadioFmTunerUtility* iFmTunerUtility; |
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233 CRadioPlayerUtility* iPlayerUtility; |
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234 TBool iAutoFlag; |
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235 void* iRadioAdaptContext; |
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236 void* iPlayerAdaptContext; |
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237 |
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238 }; |
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239 |
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240 #else /* __cplusplus */ |
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241 |
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242 extern void* cmmfradiobackendengine_init(void); |
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243 extern void cmmfradiobackendengine_delete(void* context); |
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244 extern void set_frequency(void* context, XAuint32 freq); |
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245 extern void cancel_set_frequency(void* context); |
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246 extern void station_seek(void* context, XAboolean upwards); |
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247 extern void cancel_station_seek(void* context); |
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248 extern XAresult get_frequency(void* context, XAuint32* freq); |
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249 extern XAresult get_signal_strength(void* context, XAuint32* signalStrength); |
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250 extern void set_freq_range(void* context, XAuint8 range); |
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251 extern XAresult get_freq_range(void* context, XAuint8* range); |
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252 extern XAresult get_freq_range_properties(void* context, XAuint8 range, XAuint32* aMinFreq, XAuint32* aMaxFreq); |
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253 extern XAresult set_stereo_mode(void* context, XAuint32 mode); |
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254 extern XAresult get_stereo_mode(void* context, XAuint32* mode); |
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255 extern XAresult mmf_set_radio_adapt_context(void * context, void * adaptcontext); |
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256 extern XAresult mmf_set_player_adapt_context(void * context, void * adaptcontext); |
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257 extern void stop_radio(void * context); |
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258 extern void play_radio(void* context); |
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259 extern XAresult set_volume(void* context, XAuint32 vol); |
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260 extern XAresult mmf_set_player_adapt_context(void * context, void * adaptcontext); |
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261 extern XAresult set_mute(void* context, XAboolean mute); |
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262 #endif /* __cplusplus */ |
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263 |
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264 #endif /* CMMFRADIOBACKENDENGINE_H */ |