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1 /**************************************************************************** |
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2 ** |
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3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). |
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4 ** All rights reserved. |
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5 ** Contact: Nokia Corporation (qt-info@nokia.com) |
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6 ** |
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7 ** This file is part of the Qt Mobility Components. |
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8 ** |
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9 ** $QT_BEGIN_LICENSE:LGPL$ |
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10 ** No Commercial Usage |
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11 ** This file contains pre-release code and may not be distributed. |
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12 ** You may use this file in accordance with the terms and conditions |
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13 ** contained in the Technology Preview License Agreement accompanying |
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14 ** this package. |
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15 ** |
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16 ** GNU Lesser General Public License Usage |
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17 ** Alternatively, this file may be used under the terms of the GNU Lesser |
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18 ** General Public License version 2.1 as published by the Free Software |
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19 ** Foundation and appearing in the file LICENSE.LGPL included in the |
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20 ** packaging of this file. Please review the following information to |
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21 ** ensure the GNU Lesser General Public License version 2.1 requirements |
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22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
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23 ** |
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24 ** In addition, as a special exception, Nokia gives you certain additional |
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25 ** rights. These rights are described in the Nokia Qt LGPL Exception |
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26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
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27 ** |
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28 ** If you have questions regarding the use of this file, please contact |
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29 ** Nokia at qt-info@nokia.com. |
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30 ** |
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31 ** |
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32 ** |
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33 ** |
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34 ** |
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35 ** |
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36 ** |
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37 ** |
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38 ** $QT_END_LICENSE$ |
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39 ** |
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40 ****************************************************************************/ |
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41 |
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42 #ifndef QGEOSATELLITEINFOSOURCE60_H_ |
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43 #define QGEOSATELLITEINFOSOURCE60_H_ |
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44 |
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45 // INCLUDES |
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46 #include <e32std.h> |
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47 #include <e32base.h> |
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48 #include <lbs.h> |
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49 #include "qgeosatelliteinfosource.h" |
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50 #include "notificationsatellitecallback_s60_p.h" |
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51 |
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52 #define MAX_SIZE 5 |
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53 |
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54 QTM_BEGIN_NAMESPACE |
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55 |
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56 // CLASS DECLARATION |
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57 //forward declaration |
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58 class CQMLBackendAO; |
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59 |
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60 class CSatMethodInfo |
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61 { |
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62 public: |
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63 // A unique id for the positioning module |
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64 TPositionModuleId mUid; |
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65 |
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66 // current status of the module |
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67 int mStatus; |
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68 |
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69 // time to first and next fix from the location server |
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70 TTimeIntervalMicroSeconds mTimeToFirstFix; |
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71 TTimeIntervalMicroSeconds mTimeToNextFix; |
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72 |
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73 // Accuracy |
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74 double mHorizontalAccuracy; |
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75 |
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76 // Flags whether the positioning technology is currently available or not. |
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77 bool mIsAvailable; |
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78 }; |
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79 |
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80 |
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81 /** |
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82 * CQGeoSatelliteInfoSourceS60 |
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83 * |
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84 */ |
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85 class CQGeoSatelliteInfoSourceS60 : public INotificationSatelliteCallback, |
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86 public QGeoSatelliteInfoSource |
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87 |
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88 { |
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89 public: |
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90 // Constructors and destructor |
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91 /** |
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92 * Destructor. |
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93 */ |
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94 ~CQGeoSatelliteInfoSourceS60(); |
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95 |
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96 /** |
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97 * Two-phased constructor. |
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98 */ |
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99 static CQGeoSatelliteInfoSourceS60* NewL(QObject* aParent); |
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100 |
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101 /** |
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102 * Two-phased constructor. |
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103 */ |
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104 static CQGeoSatelliteInfoSourceS60* NewLC(QObject* aParent); |
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105 |
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106 /** |
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107 * Notification methods from active object. |
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108 * Notifies device status, position value, and status |
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109 */ |
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110 void updateDeviceStatus(void) ; |
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111 |
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112 /** |
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113 * Update the position info |
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114 */ |
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115 void updatePosition(TPositionSatelliteInfo aPosSatInfo, int aError , bool isStartUpdate); |
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116 |
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117 |
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118 /** |
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119 * Gets the handle of the PositionServer |
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120 */ |
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121 RPositionServer& getPositionServer() { |
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122 return mPositionServer; |
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123 } |
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124 |
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125 int minimumUpdateInterval() const; |
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126 |
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127 /* |
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128 * checks whether the object is valid |
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129 */ |
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130 inline TBool isValid() { |
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131 if (mDevStatusUpdateAO && mRegUpdateAO) |
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132 return TRUE; |
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133 else |
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134 return FALSE; |
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135 } |
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136 |
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137 inline TPositionModuleId getCurrentPositonModuleID() { |
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138 return mCurrentModuleId; |
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139 } |
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140 |
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141 inline TPositionModuleId getRequestUpdateModuleID() { |
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142 return mReqModuleId; |
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143 } |
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144 |
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145 public slots : |
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146 // for request update |
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147 void requestUpdate(int timeout = 5000); |
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148 |
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149 // starts the regular updates |
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150 virtual void startUpdates(); |
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151 |
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152 // stops the regular updates |
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153 virtual void stopUpdates(); |
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154 |
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155 |
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156 private: |
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157 |
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158 /** |
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159 * Constructor for performing 1st stage construction |
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160 */ |
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161 CQGeoSatelliteInfoSourceS60(QObject* aParent = 0); |
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162 |
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163 /** |
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164 * EPOC default constructor for performing 2nd stage construction |
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165 */ |
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166 void ConstructL(); |
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167 |
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168 void updateStatus(TPositionModuleInfo aModInfo, TInt aStatus); |
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169 |
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170 //get the index of the module in the List array |
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171 TInt checkModule(TPositionModuleId aId) const; |
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172 |
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173 //get the index of the position module based on the preferred methods |
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174 TInt getIndexPositionModule(TUint8 aBits) const; |
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175 |
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176 //get the more accuarte method with time to first fix < than timeout |
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177 TInt getMoreAccurateMethod(TInt aTimeout, TUint8 aBits); |
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178 |
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179 void TPositionSatelliteInfo2QGeoSatelliteInfo(TPositionSatelliteInfo aSatInfo, |
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180 QList<QGeoSatelliteInfo> &qListSatInView, |
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181 QList<QGeoSatelliteInfo> &qListSatInUse); |
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182 |
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183 |
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184 protected: |
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185 void connectNotify(const char *aSignal); |
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186 |
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187 void disconnectNotify(const char *aSignal); |
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188 |
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189 private: |
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190 /** |
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191 * Active object for requestUpdate |
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192 */ |
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193 CQMLBackendAO * mReqUpdateAO; |
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194 |
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195 /** |
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196 *prvmoduleID |
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197 */ |
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198 TPositionModuleId mReqModuleId; |
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199 |
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200 /** |
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201 * Active object for device status updates |
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202 */ |
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203 CQMLBackendAO * mDevStatusUpdateAO; |
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204 |
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205 /** |
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206 * Positioner server |
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207 */ |
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208 RPositionServer mPositionServer; |
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209 |
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210 |
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211 /** |
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212 * Active object for regular updates. |
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213 */ |
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214 CQMLBackendAO * mRegUpdateAO; |
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215 |
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216 /* |
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217 * Number of Satellites in View |
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218 */ |
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219 QList<QGeoSatelliteInfo> mqListSatInView; |
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220 |
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221 /* |
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222 * Numberof Satellites in Use |
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223 */ |
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224 QList<QGeoSatelliteInfo> mqListSatInUse; |
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225 |
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226 /** |
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227 * list of supported position methods |
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228 */ |
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229 CSatMethodInfo mList[MAX_SIZE]; |
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230 |
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231 /** |
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232 * current module ID |
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233 */ |
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234 TPositionModuleId mCurrentModuleId; |
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235 |
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236 /** |
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237 * maintaiss the size of thr CPosMethodInfo array |
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238 */ |
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239 int mListSize; |
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240 |
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241 /* |
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242 * query for the status |
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243 */ |
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244 TPositionModuleStatusEvent mStatusEvent; |
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245 |
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246 /* |
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247 * maintain the startUpdates status |
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248 */ |
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249 TBool mStartUpdates; |
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250 |
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251 /* |
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252 * flags for the modules |
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253 */ |
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254 TUint8 mModuleFlags; |
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255 }; |
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256 |
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257 QTM_END_NAMESPACE |
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258 |
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259 #endif /* QGEOSATELLITEINFOSOURCE60_H_ */ |