|
1 /* |
|
2 * Copyright (c) 2002 Nokia Corporation and/or its subsidiary(-ies). |
|
3 * All rights reserved. |
|
4 * This component and the accompanying materials are made available |
|
5 * under the terms of the License "Eclipse Public License v1.0" |
|
6 * which accompanies this distribution, and is available |
|
7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
|
8 * |
|
9 * Initial Contributors: |
|
10 * Nokia Corporation - initial contribution. |
|
11 * |
|
12 * Contributors: |
|
13 * |
|
14 * Description: CLandmarkIterable class implementation |
|
15 * |
|
16 */ |
|
17 |
|
18 |
|
19 #include <e32math.h> |
|
20 #include <epos_cposlandmark.h> |
|
21 #include <epos_cposlandmarkdatabase.h> |
|
22 #include <epos_cposlmitemiterator.h> |
|
23 #include <lbsposition.h> |
|
24 #include "clandmarkiterable.h" |
|
25 #include "landmarkliwparams.hrh" |
|
26 |
|
27 // ============================ MEMBER FUNCTIONS =============================== |
|
28 |
|
29 // ----------------------------------------------------------------------------- |
|
30 // CLandmarkIterable::NewL( CPosLmItemIterator* aIterator, |
|
31 // TDesC& aDatabaseUri ) |
|
32 // Two-phased constructor. |
|
33 // ----------------------------------------------------------------------------- |
|
34 // |
|
35 CLandmarkIterable* CLandmarkIterable::NewL( CPosLmItemIterator* aIterator, |
|
36 const TDesC& aDatabaseUri ) |
|
37 { |
|
38 CLandmarkIterable* self = new (ELeave) CLandmarkIterable(aIterator); |
|
39 CleanupStack::PushL(self); |
|
40 self->ConstructL(aDatabaseUri); |
|
41 CleanupStack::Pop(self); |
|
42 return self; |
|
43 } |
|
44 |
|
45 // ----------------------------------------------------------------------------- |
|
46 // CLandmarkIterable::ConstructL( const TDesC & aDatabaseUri ) |
|
47 // Symbian 2nd phase constructor can leave. |
|
48 // ----------------------------------------------------------------------------- |
|
49 // |
|
50 void CLandmarkIterable::ConstructL( const TDesC& aDatabaseUri ) |
|
51 { |
|
52 iDatabase = CPosLandmarkDatabase::OpenL(aDatabaseUri); |
|
53 if ( iDatabase->IsInitializingNeeded() ) |
|
54 { |
|
55 ExecuteAndDeleteLD(iDatabase->InitializeL()); |
|
56 } |
|
57 } |
|
58 |
|
59 // ----------------------------------------------------------------------------- |
|
60 // CLandmarkIterable::CLandmarkIterable( CPosLmItemIterator* aIterator ) |
|
61 // C++ default constructor can NOT contain any code, that might leave. |
|
62 // ----------------------------------------------------------------------------- |
|
63 // |
|
64 CLandmarkIterable::CLandmarkIterable( CPosLmItemIterator* aIterator ) |
|
65 : iIterator(aIterator) |
|
66 { |
|
67 } |
|
68 |
|
69 // ----------------------------------------------------------------------------- |
|
70 // CLandmarkIterable::~CLandmarkIterable() |
|
71 // Destructor. |
|
72 // ----------------------------------------------------------------------------- |
|
73 // |
|
74 CLandmarkIterable::~CLandmarkIterable() |
|
75 { |
|
76 delete iIterator; |
|
77 delete iLandmark; |
|
78 delete iDatabase; |
|
79 delete iLandmarkId; |
|
80 iCategoryIds.ResetAndDestroy(); |
|
81 iCategoryIds.Close(); |
|
82 ReleaseLandmarkResources(); |
|
83 } |
|
84 |
|
85 // ----------------------------------------------------------------------------- |
|
86 // CLandmarkIterable::Reset() |
|
87 // Resets the iterator. NextL has to be called to retrieve the first item. |
|
88 // ----------------------------------------------------------------------------- |
|
89 // |
|
90 void CLandmarkIterable::Reset() |
|
91 { |
|
92 iIterator->Reset(); |
|
93 } |
|
94 |
|
95 // ----------------------------------------------------------------------------- |
|
96 // CLandmarkIterable::NextL( TLiwVariant& aEntry ) |
|
97 // retrievs the next item in the list. |
|
98 // ----------------------------------------------------------------------------- |
|
99 // |
|
100 TBool CLandmarkIterable::NextL( TLiwVariant& aEntry ) |
|
101 { |
|
102 if ( iLandmark ) |
|
103 { |
|
104 delete iLandmark; |
|
105 iLandmark = NULL; |
|
106 delete iLandmarkId; |
|
107 iLandmarkId = NULL; |
|
108 iCategoryIds.ResetAndDestroy(); |
|
109 } |
|
110 |
|
111 TPosLmItemId landmarkId = iIterator->NextL(); |
|
112 if ( KPosLmNullItemId == landmarkId ) |
|
113 { |
|
114 return EFalse; |
|
115 } |
|
116 |
|
117 TPtrC landmarkName; |
|
118 TLocality location; |
|
119 TReal32 coverageRadius; |
|
120 TPtrC iconFileName; |
|
121 TInt iconIndex; |
|
122 TInt iconMaskIndex; |
|
123 TPtrC description; |
|
124 TUint numberOfId; |
|
125 |
|
126 CLiwMap* landmarkMap = CLiwDefaultMap::NewL(); |
|
127 CleanupClosePushL (*landmarkMap ); |
|
128 RArray<TPosLmItemId> categoryIdArray; |
|
129 CleanupClosePushL(categoryIdArray); |
|
130 |
|
131 iLandmark = iDatabase->ReadLandmarkLC(landmarkId); |
|
132 CleanupStack::Pop(iLandmark); |
|
133 |
|
134 iLandmarkId = HBufC::NewL(KMaxIDStringLength); |
|
135 iLandmarkId->Des().Num(landmarkId,EDecimal); |
|
136 landmarkMap->InsertL(KId,TLiwVariant(iLandmarkId)); |
|
137 |
|
138 if ( iLandmark->GetLandmarkName(landmarkName) == KErrNone ) |
|
139 { |
|
140 landmarkMap->InsertL(KLandmarkName,TLiwVariant(landmarkName)); |
|
141 } |
|
142 |
|
143 if ( iLandmark->GetPosition(location) == KErrNone ) |
|
144 { |
|
145 CLiwMap* positionMap = CLiwDefaultMap::NewL(); |
|
146 CleanupClosePushL (*positionMap ); |
|
147 TRealX num = location.Latitude(); |
|
148 if( !num.IsNaN() ) |
|
149 { |
|
150 positionMap->InsertL(KLatitude,TLiwVariant((TReal)num)); |
|
151 } |
|
152 num = location.Longitude(); |
|
153 if( !num.IsNaN() ) |
|
154 { |
|
155 positionMap->InsertL(KLongitude,TLiwVariant((TReal)num)); |
|
156 } |
|
157 num = location.Altitude(); |
|
158 if( !num.IsNaN() ) |
|
159 { |
|
160 positionMap->InsertL(KAltitude,TLiwVariant((TReal)num)); |
|
161 } |
|
162 num = location.HorizontalAccuracy(); |
|
163 if( !num.IsNaN() ) |
|
164 { |
|
165 positionMap->InsertL(KHAccuracy,TLiwVariant((TReal)num)); |
|
166 } |
|
167 num = location.VerticalAccuracy(); |
|
168 if( !num.IsNaN() ) |
|
169 { |
|
170 positionMap->InsertL(KVAccuracy,TLiwVariant((TReal)num)); |
|
171 } |
|
172 |
|
173 landmarkMap->InsertL(KLandmarkPosition,TLiwVariant(positionMap)); |
|
174 CleanupStack::PopAndDestroy (positionMap ); |
|
175 } |
|
176 |
|
177 if ( iLandmark->GetCoverageRadius(coverageRadius) == KErrNone ) |
|
178 { |
|
179 landmarkMap->InsertL(KCoverageRadius,TLiwVariant(coverageRadius)); |
|
180 } |
|
181 |
|
182 iLandmark->GetCategoriesL(categoryIdArray); |
|
183 TInt catCount = categoryIdArray.Count(); |
|
184 if ( catCount ) |
|
185 { |
|
186 CLiwList* categoryList = CLiwDefaultList::NewL(); |
|
187 CleanupClosePushL ( *categoryList ); |
|
188 for ( TInt index = 0; index < catCount; ++index ) |
|
189 { |
|
190 HBufC* catId = HBufC::NewLC(KMaxIDStringLength); |
|
191 iCategoryIds.AppendL(catId); |
|
192 CleanupStack::Pop(catId); |
|
193 catId->Des().Num(categoryIdArray[index],EDecimal); |
|
194 categoryList->AppendL(TLiwVariant(catId)); |
|
195 } |
|
196 landmarkMap->InsertL(KCategoryInfo,TLiwVariant(categoryList)); |
|
197 CleanupStack::PopAndDestroy (categoryList ); |
|
198 } |
|
199 |
|
200 if ( iLandmark->GetIcon(iconFileName,iconIndex,iconMaskIndex) == KErrNone ) |
|
201 { |
|
202 landmarkMap->InsertL(KIconFile,TLiwVariant(iconFileName)); |
|
203 landmarkMap->InsertL(KIconIndex,TLiwVariant((TInt32)iconIndex)); |
|
204 landmarkMap->InsertL(KIconMaskIndex,TLiwVariant((TInt32)iconMaskIndex)); |
|
205 } |
|
206 |
|
207 if ( iLandmark->GetLandmarkDescription(description) == KErrNone ) |
|
208 { |
|
209 landmarkMap->InsertL(KLandmarkDesc,TLiwVariant(description)); |
|
210 } |
|
211 |
|
212 numberOfId = iLandmark->NumOfAvailablePositionFields(); |
|
213 if ( numberOfId ) |
|
214 { |
|
215 CLiwMap* fieldMap = CLiwDefaultMap::NewL(); |
|
216 CleanupClosePushL (*fieldMap ); |
|
217 TPositionFieldId fieldId = iLandmark->FirstPositionFieldId(); |
|
218 TPtrC fieldValue; |
|
219 TLiwVariant variant; |
|
220 while( numberOfId-- ) |
|
221 { |
|
222 iLandmark->GetPositionField(fieldId,fieldValue); |
|
223 variant.Set(fieldValue); |
|
224 if ( EPositionFieldCountry == fieldId) |
|
225 { |
|
226 fieldMap->InsertL(KLandmarkCountry,variant); |
|
227 } |
|
228 if ( EPositionFieldPostalCode == fieldId) |
|
229 { |
|
230 fieldMap->InsertL(KLandmarkAreaCode,variant); |
|
231 } |
|
232 if ( EPositionFieldCity == fieldId) |
|
233 { |
|
234 fieldMap->InsertL(KLandmarkCity,variant); |
|
235 } |
|
236 if ( EPositionFieldDistrict == fieldId) |
|
237 { |
|
238 fieldMap->InsertL(KLandmarkDistrict,variant); |
|
239 } |
|
240 if ( EPositionFieldBuildingName == fieldId) |
|
241 { |
|
242 fieldMap->InsertL(KLandmarkBuildingName,variant); |
|
243 } |
|
244 if ( EPositionFieldStreet == fieldId) |
|
245 { |
|
246 fieldMap->InsertL(KLandmarkStreet,variant); |
|
247 } |
|
248 if ( EPositionFieldBuildingTelephone == fieldId) |
|
249 { |
|
250 fieldMap->InsertL(KLandmarkTelephone,variant); |
|
251 } |
|
252 fieldId = iLandmark->NextPositionFieldId(fieldId); |
|
253 } |
|
254 landmarkMap->InsertL(KLandmarkFields,TLiwVariant(fieldMap)); |
|
255 CleanupStack::PopAndDestroy (fieldMap ); |
|
256 variant.Reset(); |
|
257 } |
|
258 |
|
259 CleanupStack::PopAndDestroy(&categoryIdArray); |
|
260 |
|
261 aEntry.SetL(landmarkMap); |
|
262 CleanupStack::PopAndDestroy (landmarkMap ); |
|
263 |
|
264 return ETrue; |
|
265 } |
|
266 |
|
267 //end of file |