1 /* |
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2 * Copyright (c) 2002 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: This class provides functionality of encoding landmarks |
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15 * both saved and unsaved landmarks (In Landmarks DB). |
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16 * |
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17 */ |
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18 |
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19 |
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20 |
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21 |
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22 |
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23 |
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24 |
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25 // INCLUDE FILES |
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26 #include "CLmkEncodeUnsavedLandmarksOp.h" |
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27 #include "CLmkAOOperation.h" |
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28 #include <EPos_CPosLmCategoryManager.h> |
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29 #include <EPos_CPosLmOperation.h> |
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30 #include "CLmkDbUtils.h" |
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31 |
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32 |
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33 //CONSTANTS |
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34 const TReal32 KOperationDone = 1; |
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35 // ============================ MEMBER FUNCTIONS =============================== |
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36 |
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37 // ----------------------------------------------------------------------------- |
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38 // CLmkEncodeUnsavedLandmarksOp::CLmkEncodeUnsavedLandmarksOp |
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39 // C++ constructor can NOT contain any code, that |
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40 // might leave. |
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41 // ----------------------------------------------------------------------------- |
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42 // |
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43 CLmkEncodeUnsavedLandmarksOp::CLmkEncodeUnsavedLandmarksOp( |
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44 CPosLandmarkEncoder& aLandmarkEncoder, |
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45 CPosLandmarkDatabase::TTransferOptions aTransferOptions) |
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46 :iEncoder(aLandmarkEncoder), |
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47 iTransferOptions(aTransferOptions), |
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48 iCurrentIsLm(ETrue), |
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49 iStatusFlag(KPosLmOperationNotComplete) |
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50 |
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51 { |
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52 iNrOfSubOperations = 1; |
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53 } |
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54 |
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55 // ----------------------------------------------------------------------------- |
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56 // CLmkEncodeUnsavedLandmarksOp::ConstructL |
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57 // Symbian 2nd phase constructor can leave. |
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58 // ----------------------------------------------------------------------------- |
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59 // |
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60 void CLmkEncodeUnsavedLandmarksOp::ConstructL(const RPointerArray<CLmkLandmark>& aLandmarks) |
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61 { |
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62 for (TInt i = 0; i < aLandmarks.Count(); i++) |
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63 { |
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64 CLmkLandmark* landmark = CLmkLandmark::NewL(*aLandmarks[i]); |
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65 CleanupStack::PushL(landmark); |
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66 User::LeaveIfError(iLandmarks.Append(landmark)); |
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67 CleanupStack::Pop();//landmark |
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68 } |
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69 } |
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70 |
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71 |
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72 // ----------------------------------------------------------------------------- |
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73 // CLmkEncodeUnsavedLandmarksOp::NewL |
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74 // Two-phased constructor. |
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75 // ----------------------------------------------------------------------------- |
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76 // |
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77 CLmkEncodeUnsavedLandmarksOp* CLmkEncodeUnsavedLandmarksOp::NewL( |
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78 CPosLandmarkEncoder& aLandmarkEncoder, |
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79 const RPointerArray<CLmkLandmark>& aLandmarks, |
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80 CPosLandmarkDatabase::TTransferOptions aTransferOptions ) |
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81 { |
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82 CLmkEncodeUnsavedLandmarksOp* self = |
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83 new ( ELeave ) CLmkEncodeUnsavedLandmarksOp(aLandmarkEncoder, |
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84 aTransferOptions); |
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85 |
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86 CleanupStack::PushL( self ); |
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87 self->ConstructL(aLandmarks ); |
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88 CleanupStack::Pop(); |
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89 return self; |
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90 } |
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91 |
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92 // ----------------------------------------------------------------------------- |
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93 // CLmkEncodeUnsavedLandmarksOp::~CLmkEncodeUnsavedLandmarksOp |
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94 // ----------------------------------------------------------------------------- |
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95 // |
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96 CLmkEncodeUnsavedLandmarksOp::~CLmkEncodeUnsavedLandmarksOp() |
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97 { |
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98 iLandmarks.ResetAndDestroy(); |
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99 } |
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100 |
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101 // ----------------------------------------------------------------------------- |
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102 // CLmkEncodeUnsavedLandmarksOp::NextStep |
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103 // ----------------------------------------------------------------------------- |
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104 // |
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105 void CLmkEncodeUnsavedLandmarksOp::NextStep( TRequestStatus& aStatus, |
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106 TReal32& aProgress ) |
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107 { |
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108 aStatus = KRequestPending; |
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109 iStatus = &aStatus; |
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110 iProgress = &aProgress; |
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111 TInt err(KErrNone); |
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112 if (iCurrentIsLm) |
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113 { |
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114 CLmkLandmark* lmkLm = iLandmarks[iCurrentLm++]; |
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115 CPosLandmark* lm = lmkLm->PosLandmark(); |
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116 TRAP(err,CLmkDbUtils::AddDefaultProtocolL(lm)); |
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117 if (iTransferOptions & CPosLandmarkDatabase::EIncludeCategories) |
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118 { |
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119 iCurrentCategory = 0; |
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120 iCategories = lmkLm->Categories(); |
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121 if (iCategories.Count() != 0) |
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122 { |
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123 iCurrentIsLm = EFalse; |
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124 } |
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125 } |
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126 |
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127 TRAP(err,iEncoder.AddLandmarkL(*lm)); |
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128 } |
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129 else |
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130 { |
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131 for (TInt i = 0; |
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132 i < iNrOfSubOperations && |
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133 iCurrentCategory < iCategories.Count(); i++) |
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134 { |
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135 CPosLandmarkCategory* category =iCategories[iCurrentCategory++]; |
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136 if (iCurrentCategory == iCategories.Count()) |
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137 { |
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138 iCurrentIsLm = ETrue; |
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139 } |
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140 TRAP(err,iEncoder.AddCategoryForLatestLandmarkL(*category)); |
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141 } |
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142 } |
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143 |
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144 if(!err) |
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145 { |
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146 if (iCurrentLm == iLandmarks.Count() && |
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147 iCurrentCategory == iCategories.Count()) |
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148 { |
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149 iStatusFlag = KErrNone; |
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150 aProgress = KOperationDone; |
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151 } |
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152 else if (iCurrentIsLm) |
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153 { |
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154 aProgress = TReal32(iCurrentLm) / iLandmarks.Count(); |
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155 } |
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156 else |
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157 { |
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158 aProgress = TReal32(iCurrentLm - 1) / iLandmarks.Count() + |
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159 TReal32(iCurrentCategory + 1) / |
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160 (iCategories.Count() + 1) / |
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161 iLandmarks.Count(); |
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162 } |
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163 } |
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164 else |
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165 { |
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166 iStatusFlag = err; |
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167 aProgress = KOperationDone; |
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168 } |
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169 |
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170 User::RequestComplete( iStatus,iStatusFlag); |
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171 } |
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172 |
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173 // ----------------------------------------------------------------------------- |
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174 // CLmkEncodeUnsavedLandmarksOp::ExecuteL |
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175 // ----------------------------------------------------------------------------- |
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176 // |
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177 void CLmkEncodeUnsavedLandmarksOp::ExecuteL() |
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178 { |
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179 // We never use asynchronous methods in synchronous way and therefore |
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180 // don't need to support this method |
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181 User::Leave( KErrNotSupported ); |
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182 } |
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183 // End of File |
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