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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 #include <e32std.h> |
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19 #include <e32test.h> |
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20 |
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21 // LBS-specific |
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22 #include <lbs.h> |
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23 #include <lbs/lbsx3p.h> |
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24 #include "lbstimer.h" |
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25 #include <lbs/lbslocdatasourcegpsbase.h> |
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26 |
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27 #include "x3prequest.h" |
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28 #include "nrhpanic.h" |
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29 |
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30 |
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31 CX3pRequest::CX3pRequest(MX3pRequestObserver* aObserver, |
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32 const TLbsNetSessionIdInt& aSessionId, |
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33 TUint aTransmitPriority) : |
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34 iObserver(aObserver), |
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35 iSessionId(aSessionId), |
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36 iTransmitPriority(aTransmitPriority), |
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37 iQualityParametersReceived(EFalse), |
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38 iTimerReStarted(EFalse) |
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39 { |
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40 } |
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41 |
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42 CX3pRequest::~CX3pRequest() |
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43 { |
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44 iTimer->Cancel(); |
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45 delete iTimer; |
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46 } |
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47 |
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48 CX3pRequest* CX3pRequest::NewL(MX3pRequestObserver* aObserver, |
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49 const TLbsNetSessionIdInt& aSessionId, |
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50 const TDesC& aDestinationId, |
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51 TUint aTransmitPriority, |
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52 const TLbsTransmitPositionOptions& aTransmitOptions) |
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53 { |
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54 CX3pRequest* self = new (ELeave) CX3pRequest(aObserver, aSessionId, aTransmitPriority); |
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55 CleanupStack::PushL(self); |
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56 self->ConstructL(aDestinationId, aTransmitOptions); |
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57 CleanupStack::Pop(self); |
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58 return(self); |
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59 } |
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60 |
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61 void CX3pRequest::ConstructL(const TDesC& aDestinationId, |
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62 const TLbsTransmitPositionOptions& aTransmitOptions) |
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63 { |
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64 iTransmitOptions = aTransmitOptions; |
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65 iDestinationId = aDestinationId; |
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66 iTimer = CLbsCallbackTimer::NewL(*this); |
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67 } |
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68 |
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69 void CX3pRequest::StartTimer() |
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70 { |
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71 if(iTransmitOptions.TimeOut() != 0) |
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72 { |
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73 iTimer->Cancel(); |
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74 iTimer->EventAfter(iTransmitOptions.TimeOut(), 1); |
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75 } |
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76 } |
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77 |
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78 void CX3pRequest::ReStartTimerOnce() |
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79 { |
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80 if (!iTimerReStarted) |
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81 { |
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82 StartTimer(); |
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83 iTimerReStarted = ETrue; |
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84 } |
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85 } |
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86 |
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87 void CX3pRequest::SetRequestQuality(const TLbsNetPosRequestQualityInt& aRequestQuality) |
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88 { |
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89 iRequestQuality = aRequestQuality; |
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90 iQualityParametersReceived = ETrue; |
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91 } |
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92 |
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93 TBool CX3pRequest::FixIsAccurate(const TPositionInfo& aPosInfo, TBool aTerminalAssistedPos) |
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94 { |
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95 TBool fixIsAccurate = EFalse; |
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96 |
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97 if(!iQualityParametersReceived) |
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98 { |
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99 // Nothing to compare it against. Assume it's OK |
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100 // (Don't think this can happen) |
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101 return(ETrue); |
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102 } |
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103 |
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104 // Compare the accuracy to the request values. |
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105 TPosition pos; |
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106 aPosInfo.GetPosition(pos); |
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107 |
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108 if (pos.HorizontalAccuracy() <= iRequestQuality.MinHorizontalAccuracy() && |
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109 pos.VerticalAccuracy() <= iRequestQuality.MinVerticalAccuracy()) |
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110 { |
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111 fixIsAccurate = ETrue; |
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112 } |
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113 |
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114 // For network-calculated position, first check whether the data is valid. If any of |
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115 // longitude, latitude, or horizontal accuracy is missing, or horizontal |
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116 // accuracy is zero, then it's not valid, so there's no point going any |
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117 // further. |
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118 if(aTerminalAssistedPos) |
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119 { |
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120 if (Math::IsNaN(pos.Latitude()) || |
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121 Math::IsNaN(pos.Longitude()) || |
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122 Math::IsNaN(pos.HorizontalAccuracy()) || |
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123 (pos.HorizontalAccuracy() == 0)) |
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124 { |
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125 fixIsAccurate = EFalse; |
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126 } |
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127 } |
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128 |
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129 return(fixIsAccurate); |
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130 } |
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131 |
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132 const TLbsNetSessionIdInt& CX3pRequest::SessionId() |
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133 { |
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134 return(iSessionId); |
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135 } |
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136 |
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137 const TDesC& CX3pRequest::DestinationId() |
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138 { |
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139 return(iDestinationId); |
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140 } |
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141 |
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142 TUint CX3pRequest::TransmitPriority() |
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143 { |
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144 return(iTransmitPriority); |
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145 } |
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146 |
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147 // ----------------------------------------------------------------------------- |
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148 // CX3pRequest::OnTimerEventL |
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149 // Description: The Location Update timer has expired. |
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150 // Cancel the request, and pass on the response if any has been received, |
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151 // otherwise report failure. |
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152 // ----------------------------------------------------------------------------- |
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153 // |
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154 void CX3pRequest::OnTimerEventL(TInt /*aTimerId*/) |
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155 { |
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156 iObserver->OnRequestTimeout(iSessionId); |
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157 } |
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158 |
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159 /** Called if OnTimerEventL leaves */ |
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160 TInt CX3pRequest::OnTimerError(TInt /*aTimerId*/, |
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161 TInt aError) |
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162 { |
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163 __ASSERT_DEBUG(EFalse, Panic(ENrhPanicX3pTimerError)); |
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164 return(aError); |
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165 } |