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| 3 | ** Copyright (C) 2015 The Qt Company Ltd. |
| 4 | ** Contact: http://www.qt.io/licensing/ |
| 5 | ** |
| 6 | ** This file is part of the QtLocation module of the Qt Toolkit. |
| 7 | ** |
| 8 | ** $QT_BEGIN_LICENSE:LGPL3$ |
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| 17 | ** GNU Lesser General Public License Usage |
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| 26 | ** Alternatively, this file may be used under the terms of the GNU |
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| 35 | ****************************************************************************/ |
| 36 | |
| 37 | #include "qgeoroutexmlparser.h" |
| 38 | |
| 39 | #include <QXmlStreamReader> |
| 40 | #include <QStringList> |
| 41 | #include <QString> |
| 42 | #include <QtCore/QThreadPool> |
| 43 | #include <QDebug> |
| 44 | |
| 45 | #include <QtPositioning/QGeoRectangle> |
| 46 | #include <QtPositioning/QGeoPath> |
| 47 | #include <QtLocation/QGeoRoute> |
| 48 | #include <QtLocation/private/qgeoroutesegment_p.h> |
| 49 | |
| 50 | QT_BEGIN_NAMESPACE |
| 51 | |
| 52 | QGeoDynamicSpeedInfoContainer::QGeoDynamicSpeedInfoContainer() |
| 53 | : trafficSpeed(0) |
| 54 | , baseSpeed(0) |
| 55 | , trafficTime(0) |
| 56 | , baseTime(0) |
| 57 | {} |
| 58 | |
| 59 | QGeoRouteXmlParser::QGeoRouteXmlParser(const QGeoRouteRequest &request) |
| 60 | : m_request(request) |
| 61 | { |
| 62 | } |
| 63 | |
| 64 | QGeoRouteXmlParser::~QGeoRouteXmlParser() |
| 65 | { |
| 66 | } |
| 67 | |
| 68 | void QGeoRouteXmlParser::parse(const QByteArray &data) |
| 69 | { |
| 70 | m_data = data; |
| 71 | // QFile file("/tmp/here.xml"); |
| 72 | // file.open(QIODevice::WriteOnly); |
| 73 | // file.write(data); |
| 74 | // file.close(); |
| 75 | QThreadPool::globalInstance()->start(runnable: this); |
| 76 | } |
| 77 | |
| 78 | void QGeoRouteXmlParser::run() |
| 79 | { |
| 80 | m_reader = new QXmlStreamReader(m_data); |
| 81 | |
| 82 | if (!parseRootElement()) |
| 83 | emit error(errorString: m_reader->errorString()); |
| 84 | else |
| 85 | emit results(routes: m_results); |
| 86 | |
| 87 | delete m_reader; |
| 88 | m_reader = 0; |
| 89 | } |
| 90 | |
| 91 | bool QGeoRouteXmlParser::parseRootElement() |
| 92 | { |
| 93 | if (!m_reader->readNextStartElement()) { |
| 94 | m_reader->raiseError(message: "Expected a root element named \"CalculateRoute\" (no root element found)." ); |
| 95 | return false; |
| 96 | } |
| 97 | |
| 98 | if (m_reader->name() == QLatin1String("Error" )) { |
| 99 | QXmlStreamAttributes attributes = m_reader->attributes(); |
| 100 | if (attributes.value(QStringLiteral("type" )) == QLatin1String("ApplicationError" ) |
| 101 | && attributes.value(qualifiedName: "subtype" ) == QLatin1String("NoRouteFound" )) |
| 102 | return true; |
| 103 | } |
| 104 | |
| 105 | bool updateroute = false; |
| 106 | if (m_reader->name() != "CalculateRoute" && m_reader->name() != "GetRoute" ) { |
| 107 | m_reader->raiseError(message: QString("The root element is expected to have the name \"CalculateRoute\" or \"GetRoute\" (root element was named \"%1\")." ).arg(a: m_reader->name().toString())); |
| 108 | return false; |
| 109 | } else if (m_reader->name() == "GetRoute" ) { |
| 110 | updateroute = true; |
| 111 | } |
| 112 | |
| 113 | if (m_reader->readNextStartElement()) { |
| 114 | if (m_reader->name() != "Response" ) { |
| 115 | m_reader->raiseError(message: QString("Expected a element named \"Response\" (element was named \"%1\")." ).arg(a: m_reader->name().toString())); |
| 116 | return false; |
| 117 | } |
| 118 | } |
| 119 | |
| 120 | while (m_reader->readNextStartElement() && !m_reader->hasError()) { |
| 121 | if (m_reader->name() == "Route" ) { |
| 122 | QGeoRoute route; |
| 123 | route.setRequest(m_request); |
| 124 | if (updateroute) |
| 125 | route.setTravelMode(QGeoRouteRequest::TravelMode(int(m_request.travelModes()))); |
| 126 | if (!parseRoute(route: &route)) |
| 127 | continue; //route parsing failed move on to the next |
| 128 | m_results.append(t: route); |
| 129 | } else if (m_reader->name() == "Progress" ) { |
| 130 | //TODO: updated route progress |
| 131 | m_reader->skipCurrentElement(); |
| 132 | } else { |
| 133 | m_reader->skipCurrentElement(); |
| 134 | } |
| 135 | } |
| 136 | |
| 137 | return !m_reader->hasError(); |
| 138 | } |
| 139 | |
| 140 | bool QGeoRouteXmlParser::parseRoute(QGeoRoute *route) |
| 141 | { |
| 142 | Q_ASSERT(m_reader->isStartElement() && m_reader->name() == "Route" ); |
| 143 | m_maneuvers.clear(); |
| 144 | // m_segments.clear(); |
| 145 | m_legs.clear(); |
| 146 | int legIndex = 0; |
| 147 | m_reader->readNext(); |
| 148 | while (!(m_reader->tokenType() == QXmlStreamReader::EndElement && m_reader->name() == "Route" ) && |
| 149 | !m_reader->hasError()) { |
| 150 | if (m_reader->tokenType() == QXmlStreamReader::StartElement) { |
| 151 | if (m_reader->name() == "RouteId" ) { |
| 152 | route->setRouteId(m_reader->readElementText()); |
| 153 | } |
| 154 | //else if (m_reader->name() == "Waypoint") { |
| 155 | // succeeded = parseWaypoint(route); |
| 156 | //} |
| 157 | else if (m_reader->name() == "Mode" ) { |
| 158 | if (!parseMode(route)) |
| 159 | return false; |
| 160 | } else if (m_reader->name() == "Shape" ) { |
| 161 | QString elementName = m_reader->name().toString(); |
| 162 | QList<QGeoCoordinate> path; |
| 163 | if (!parseGeoPoints(strPoints: m_reader->readElementText(), geoPoints: &path, elementName)) |
| 164 | return false; |
| 165 | route->setPath(path); |
| 166 | } else if (m_reader->name() == "BoundingBox" ) { |
| 167 | QGeoRectangle bounds; |
| 168 | if (!parseBoundingBox(bounds)) |
| 169 | return false; |
| 170 | route->setBounds(bounds); |
| 171 | } else if (m_reader->name() == "Leg" ) { |
| 172 | if (!parseLeg(legIndex: legIndex++)) |
| 173 | return false; |
| 174 | } else if (m_reader->name() == "Summary" ) { |
| 175 | if (!parseSummary(route)) |
| 176 | return false; |
| 177 | } else { |
| 178 | m_reader->skipCurrentElement(); |
| 179 | } |
| 180 | } |
| 181 | m_reader->readNext(); |
| 182 | } |
| 183 | |
| 184 | if (m_reader->hasError()) |
| 185 | return false; |
| 186 | |
| 187 | return postProcessRoute(route); |
| 188 | } |
| 189 | |
| 190 | bool QGeoRouteXmlParser::parseLeg(int legIndex) |
| 191 | { |
| 192 | Q_ASSERT(m_reader->isStartElement() && m_reader->name() == QStringLiteral("Leg" )); |
| 193 | QGeoRouteLeg leg; |
| 194 | leg.setLegIndex(legIndex); |
| 195 | m_reader->readNext(); |
| 196 | QList<QGeoManeuverContainer> maneuvers; |
| 197 | QList<QGeoRouteSegmentContainer> links; |
| 198 | while (!(m_reader->tokenType() == QXmlStreamReader::EndElement |
| 199 | && m_reader->name() == QStringLiteral("Leg" )) && |
| 200 | !m_reader->hasError()) { |
| 201 | if (m_reader->tokenType() == QXmlStreamReader::StartElement) { |
| 202 | if (m_reader->name() == QStringLiteral("Maneuver" )) { |
| 203 | if (!parseManeuver(maneuvers)) |
| 204 | return false; |
| 205 | } |
| 206 | // Currently unused, after requesting shape attribute in maneuvers. |
| 207 | // Links, however, contain additional info, such as speed limits, and might become needed in the future. |
| 208 | // else if (m_reader->name() == QStringLiteral("Link")) { |
| 209 | // if (!parseLink(links)) |
| 210 | // return false; |
| 211 | // } |
| 212 | else if (m_reader->name() == "TravelTime" ) { |
| 213 | leg.setTravelTime(qRound(d: m_reader->readElementText().toDouble())); |
| 214 | } else if (m_reader->name() == "Length" ) { |
| 215 | leg.setDistance(m_reader->readElementText().toDouble()); |
| 216 | } else { |
| 217 | m_reader->skipCurrentElement(); |
| 218 | } |
| 219 | } |
| 220 | m_reader->readNext(); |
| 221 | } |
| 222 | |
| 223 | if (m_reader->hasError()) |
| 224 | return false; |
| 225 | |
| 226 | m_legs << leg; |
| 227 | // m_segments << links; |
| 228 | m_maneuvers << maneuvers; |
| 229 | return true; |
| 230 | } |
| 231 | |
| 232 | //static bool fuzzyCompare(const QGeoCoordinate &a, const QGeoCoordinate& b) |
| 233 | //{ |
| 234 | // return qFuzzyCompare(a.latitude(), b.latitude()) && qFuzzyCompare(a.longitude(), b.longitude()); |
| 235 | //} |
| 236 | |
| 237 | bool QGeoRouteXmlParser::postProcessRoute(QGeoRoute *route) |
| 238 | { |
| 239 | QList<QList<QGeoRouteSegment>> legSegments; |
| 240 | Q_ASSERT(m_maneuvers.size()); |
| 241 | |
| 242 | |
| 243 | // Step 3: populate the linkMap, linkId -> linkContainer |
| 244 | for (int i = 0; i < m_maneuvers.size(); i++) { |
| 245 | legSegments << QList<QGeoRouteSegment>(); |
| 246 | QList<QGeoRouteSegment> &segments = legSegments[i]; |
| 247 | QList<QGeoManeuverContainer> &maneuvers = m_maneuvers[i]; |
| 248 | for (int j = 0; j < m_maneuvers.at(i).size(); j++) { |
| 249 | QGeoManeuverContainer &maneuver = maneuvers[j]; |
| 250 | QGeoRouteSegment segment; |
| 251 | |
| 252 | QVariantMap extendedAttributes; |
| 253 | extendedAttributes["first" ] = maneuver.first; |
| 254 | extendedAttributes["last" ] = maneuver.last; |
| 255 | extendedAttributes["legIndex" ] = i; |
| 256 | extendedAttributes["id" ] = maneuver.id; |
| 257 | extendedAttributes["toLink" ] = maneuver.toLink; |
| 258 | extendedAttributes["index" ] = j; |
| 259 | maneuver.maneuver.setExtendedAttributes(extendedAttributes); |
| 260 | |
| 261 | segment.setDistance(maneuver.maneuver.distanceToNextInstruction()); |
| 262 | segment.setTravelTime(maneuver.maneuver.timeToNextInstruction()); |
| 263 | segment.setPath(maneuver.path); |
| 264 | segment.setManeuver(maneuver.maneuver); |
| 265 | segments << segment; |
| 266 | } |
| 267 | } |
| 268 | |
| 269 | // Step 7: connect all segments. |
| 270 | QGeoRouteSegment segment; |
| 271 | QGeoRouteSegment firstSegment; |
| 272 | for (auto &segments: legSegments) { |
| 273 | for (int j = 0; j < segments.size(); j++) { |
| 274 | if (segment.isValid()) { |
| 275 | segment.setNextRouteSegment(segments[j]); |
| 276 | } else { |
| 277 | firstSegment = segments[j]; |
| 278 | } |
| 279 | segment = segments[j]; |
| 280 | if (j == segments.size() - 1) { |
| 281 | QGeoRouteSegmentPrivate *sp = QGeoRouteSegmentPrivate::get(segment); |
| 282 | sp->setLegLastSegment(true); |
| 283 | } |
| 284 | } |
| 285 | } |
| 286 | |
| 287 | if (firstSegment.isValid()) |
| 288 | route->setFirstRouteSegment(firstSegment); |
| 289 | |
| 290 | // Step 8: fill route legs. |
| 291 | for (int i = 0; i < m_legs.size(); i++) { |
| 292 | m_legs[i].setTravelMode(route->travelMode()); |
| 293 | m_legs[i].setRequest(route->request()); |
| 294 | m_legs[i].setOverallRoute(*route); |
| 295 | m_legs[i].setLegIndex(i); |
| 296 | |
| 297 | m_legs[i].setFirstRouteSegment(legSegments[i].first()); |
| 298 | |
| 299 | // handle path |
| 300 | QList<QGeoCoordinate> path; |
| 301 | QGeoRouteSegment s = m_legs[i].firstRouteSegment(); |
| 302 | while (s.isValid()) { |
| 303 | path.append(t: s.path()); |
| 304 | if (s.isLegLastSegment()) |
| 305 | break; |
| 306 | s = s.nextRouteSegment(); |
| 307 | } |
| 308 | m_legs[i].setPath(path); |
| 309 | m_legs[i].setBounds(QGeoPath(path).boundingGeoRectangle()); |
| 310 | } |
| 311 | route->setRouteLegs(m_legs); |
| 312 | m_legs.clear(); |
| 313 | // m_segments.clear(); |
| 314 | m_maneuvers.clear(); |
| 315 | return true; |
| 316 | } |
| 317 | |
| 318 | /* |
| 319 | bool QGeoRouteXmlParser::parseWaypoint(QGeoRoute *route) |
| 320 | { |
| 321 | Q_ASSERT(m_reader->isStartElement() && m_reader->name() == "Waypoint"); |
| 322 | m_reader->readNext(); |
| 323 | QList<QGeoCoordinate> path(route->pathSummary()); |
| 324 | |
| 325 | while (!(m_reader->tokenType() == QXmlStreamReader::EndElement && m_reader->name() == "Waypoint")) { |
| 326 | if (m_reader->tokenType() == QXmlStreamReader::StartElement) { |
| 327 | if (m_reader->name() == "MappedPosition") { |
| 328 | QGeoCoordinate coordinates; |
| 329 | if(!parseCoordinates(coordinates)) |
| 330 | return false; |
| 331 | path.append(coordinates); |
| 332 | } |
| 333 | else { |
| 334 | m_reader->skipCurrentElement(); |
| 335 | } |
| 336 | } |
| 337 | m_reader->readNext(); |
| 338 | } |
| 339 | route->setPathSummary(path); |
| 340 | return true; |
| 341 | } |
| 342 | */ |
| 343 | |
| 344 | bool QGeoRouteXmlParser::parseMode(QGeoRoute *route) |
| 345 | { |
| 346 | Q_ASSERT(m_reader->isStartElement() && m_reader->name() == "Mode" ); |
| 347 | m_reader->readNext(); |
| 348 | |
| 349 | while (!(m_reader->tokenType() == QXmlStreamReader::EndElement && m_reader->name() == "Mode" ) && |
| 350 | !m_reader->hasError()) { |
| 351 | if (m_reader->tokenType() == QXmlStreamReader::StartElement) { |
| 352 | if (m_reader->name() == "TransportModes" ) { |
| 353 | QString value = m_reader->readElementText(); |
| 354 | if (value == "car" ) |
| 355 | route->setTravelMode(QGeoRouteRequest::CarTravel); |
| 356 | else if (value == "pedestrian" ) |
| 357 | route->setTravelMode(QGeoRouteRequest::PedestrianTravel); |
| 358 | else if (value == "publicTransport" ) |
| 359 | route->setTravelMode(QGeoRouteRequest::PublicTransitTravel); |
| 360 | else if (value == "bicycle" ) |
| 361 | route->setTravelMode(QGeoRouteRequest::BicycleTravel); |
| 362 | else if (value == "truck" ) |
| 363 | route->setTravelMode(QGeoRouteRequest::TruckTravel); |
| 364 | else { |
| 365 | // unsupported mode |
| 366 | m_reader->raiseError(message: QString("Unsupported travel mode '\"%1\"'" ).arg(a: value)); |
| 367 | return false; |
| 368 | } |
| 369 | } else { |
| 370 | m_reader->skipCurrentElement(); |
| 371 | } |
| 372 | } |
| 373 | m_reader->readNext(); |
| 374 | } |
| 375 | return !m_reader->hasError(); |
| 376 | } |
| 377 | |
| 378 | bool QGeoRouteXmlParser::parseSummary(QGeoRoute *route) |
| 379 | { |
| 380 | Q_ASSERT(route); |
| 381 | Q_ASSERT(m_reader->isStartElement() && m_reader->name() == "Summary" ); |
| 382 | m_reader->readNext(); |
| 383 | |
| 384 | double baseTime = -1, trafficTime = -1; |
| 385 | |
| 386 | while (!(m_reader->tokenType() == QXmlStreamReader::EndElement && m_reader->name() == "Summary" ) && |
| 387 | !m_reader->hasError()) { |
| 388 | if (m_reader->tokenType() == QXmlStreamReader::StartElement) { |
| 389 | if (m_reader->name() == "Distance" ) { |
| 390 | route->setDistance(m_reader->readElementText().toDouble()); |
| 391 | } else if (m_reader->name() == "TrafficTime" ) { |
| 392 | trafficTime = m_reader->readElementText().toDouble(); |
| 393 | } else if (m_reader->name() == "BaseTime" ) { |
| 394 | baseTime = m_reader->readElementText().toDouble(); |
| 395 | } else { |
| 396 | m_reader->skipCurrentElement(); |
| 397 | } |
| 398 | } |
| 399 | m_reader->readNext(); |
| 400 | } |
| 401 | |
| 402 | if (m_reader->hasError()) |
| 403 | return false; |
| 404 | |
| 405 | if (trafficTime >= 0) |
| 406 | route->setTravelTime(trafficTime); |
| 407 | else if (baseTime >= 0) |
| 408 | route->setTravelTime(baseTime); |
| 409 | |
| 410 | return true; |
| 411 | } |
| 412 | |
| 413 | bool QGeoRouteXmlParser::parseCoordinates(QGeoCoordinate &coord) |
| 414 | { |
| 415 | QString currentElement = m_reader->name().toString(); |
| 416 | m_reader->readNext(); |
| 417 | |
| 418 | while (!(m_reader->tokenType() == QXmlStreamReader::EndElement && m_reader->name() == currentElement) && |
| 419 | !m_reader->hasError()) { |
| 420 | if (m_reader->tokenType() == QXmlStreamReader::StartElement) { |
| 421 | QString name = m_reader->name().toString(); |
| 422 | QString value = m_reader->readElementText(); |
| 423 | if (name == "Latitude" ) |
| 424 | coord.setLatitude(value.toDouble()); |
| 425 | else if (name == "Longitude" ) |
| 426 | coord.setLongitude(value.toDouble()); |
| 427 | } |
| 428 | m_reader->readNext(); |
| 429 | } |
| 430 | |
| 431 | return !m_reader->hasError(); |
| 432 | } |
| 433 | |
| 434 | bool QGeoRouteXmlParser::parseManeuver(QList<QGeoManeuverContainer> &maneuvers) |
| 435 | { |
| 436 | Q_ASSERT(m_reader->isStartElement() && m_reader->name() == "Maneuver" ); |
| 437 | |
| 438 | if (!m_reader->attributes().hasAttribute(qualifiedName: "id" )) { |
| 439 | m_reader->raiseError(message: "The element \"Maneuver\" did not have the required attribute \"id\"." ); |
| 440 | return false; |
| 441 | } |
| 442 | QGeoManeuverContainer maneuverContainter; |
| 443 | maneuverContainter.id = m_reader->attributes().value(qualifiedName: "id" ).toString(); |
| 444 | |
| 445 | m_reader->readNext(); |
| 446 | while (!(m_reader->tokenType() == QXmlStreamReader::EndElement && m_reader->name() == "Maneuver" ) && |
| 447 | !m_reader->hasError()) { |
| 448 | if (m_reader->tokenType() == QXmlStreamReader::StartElement) { |
| 449 | if (m_reader->name() == "Position" ) { |
| 450 | QGeoCoordinate coordinates; |
| 451 | if (parseCoordinates(coord&: coordinates)) |
| 452 | maneuverContainter.maneuver.setPosition(coordinates); |
| 453 | } else if (m_reader->name() == "Instruction" ) { |
| 454 | maneuverContainter.maneuver.setInstructionText(m_reader->readElementText()); |
| 455 | } else if (m_reader->name() == "Shape" ) { |
| 456 | QString elementName = m_reader->name().toString(); |
| 457 | QList<QGeoCoordinate> path; |
| 458 | if (!parseGeoPoints(strPoints: m_reader->readElementText(), geoPoints: &path, elementName)) |
| 459 | return false; |
| 460 | maneuverContainter.path = path; |
| 461 | } else if (m_reader->name() == "ToLink" ) { |
| 462 | maneuverContainter.toLink = m_reader->readElementText(); |
| 463 | } else if (m_reader->name() == "TravelTime" ) { |
| 464 | maneuverContainter.maneuver.setTimeToNextInstruction(qRound(d: m_reader->readElementText().toDouble())); |
| 465 | } else if (m_reader->name() == "Length" ) { |
| 466 | maneuverContainter.maneuver.setDistanceToNextInstruction(m_reader->readElementText().toDouble()); |
| 467 | } else if (m_reader->name() == "Direction" ) { |
| 468 | QString value = m_reader->readElementText(); |
| 469 | if (value == "forward" ) |
| 470 | maneuverContainter.maneuver.setDirection(QGeoManeuver::DirectionForward); |
| 471 | else if (value == "bearRight" ) |
| 472 | maneuverContainter.maneuver.setDirection(QGeoManeuver::DirectionBearRight); |
| 473 | else if (value == "lightRight" ) |
| 474 | maneuverContainter.maneuver.setDirection(QGeoManeuver::DirectionLightRight); |
| 475 | else if (value == "right" ) |
| 476 | maneuverContainter.maneuver.setDirection(QGeoManeuver::DirectionRight); |
| 477 | else if (value == "hardRight" ) |
| 478 | maneuverContainter.maneuver.setDirection(QGeoManeuver::DirectionHardRight); |
| 479 | else if (value == "uTurnRight" ) |
| 480 | maneuverContainter.maneuver.setDirection(QGeoManeuver::DirectionUTurnRight); |
| 481 | else if (value == "uTurnLeft" ) |
| 482 | maneuverContainter.maneuver.setDirection(QGeoManeuver::DirectionUTurnLeft); |
| 483 | else if (value == "hardLeft" ) |
| 484 | maneuverContainter.maneuver.setDirection(QGeoManeuver::DirectionHardLeft); |
| 485 | else if (value == "left" ) |
| 486 | maneuverContainter.maneuver.setDirection(QGeoManeuver::DirectionLeft); |
| 487 | else if (value == "lightLeft" ) |
| 488 | maneuverContainter.maneuver.setDirection(QGeoManeuver::DirectionLightLeft); |
| 489 | else if (value == "bearLeft" ) |
| 490 | maneuverContainter.maneuver.setDirection(QGeoManeuver::DirectionBearLeft); |
| 491 | else |
| 492 | maneuverContainter.maneuver.setDirection(QGeoManeuver::NoDirection); |
| 493 | } else { |
| 494 | m_reader->skipCurrentElement(); |
| 495 | } |
| 496 | } |
| 497 | m_reader->readNext(); |
| 498 | } |
| 499 | |
| 500 | if (m_reader->hasError()) |
| 501 | return false; |
| 502 | |
| 503 | maneuvers.append(t: maneuverContainter); |
| 504 | return true; |
| 505 | } |
| 506 | |
| 507 | bool QGeoRouteXmlParser::parseLink(QList<QGeoRouteSegmentContainer> &links) |
| 508 | { |
| 509 | Q_ASSERT(m_reader->isStartElement() && m_reader->name() == QStringLiteral("Link" )); |
| 510 | m_reader->readNext(); |
| 511 | |
| 512 | QGeoRouteSegmentContainer segmentContainer; |
| 513 | |
| 514 | while (!(m_reader->tokenType() == QXmlStreamReader::EndElement && m_reader->name() == QStringLiteral("Link" )) && |
| 515 | !m_reader->hasError()) { |
| 516 | if (m_reader->tokenType() == QXmlStreamReader::StartElement) { |
| 517 | if (m_reader->name() == QStringLiteral("LinkId" )) { |
| 518 | segmentContainer.id = m_reader->readElementText(); |
| 519 | } else if (m_reader->name() == QStringLiteral("Shape" )) { |
| 520 | QString elementName = m_reader->name().toString(); |
| 521 | QList<QGeoCoordinate> path; |
| 522 | parseGeoPoints(strPoints: m_reader->readElementText(), geoPoints: &path, elementName); |
| 523 | segmentContainer.segment.setPath(path); |
| 524 | } else if (m_reader->name() == QStringLiteral("Length" )) { |
| 525 | segmentContainer.segment.setDistance(m_reader->readElementText().toDouble()); |
| 526 | } else if (m_reader->name() == QStringLiteral("Maneuver" )) { |
| 527 | segmentContainer.maneuverId = m_reader->readElementText(); |
| 528 | } else if (m_reader->name() == QStringLiteral("DynamicSpeedInfo" )) { |
| 529 | QGeoDynamicSpeedInfoContainer speedInfo; |
| 530 | if (!parseDynamicSpeedInfo(speedInfo)) |
| 531 | return false; |
| 532 | const double time = speedInfo.trafficTime >= 0 ? speedInfo.trafficTime : speedInfo.baseTime; |
| 533 | if (time >= 0) |
| 534 | segmentContainer.segment.setTravelTime(time); |
| 535 | } else { |
| 536 | m_reader->skipCurrentElement(); |
| 537 | } |
| 538 | } |
| 539 | m_reader->readNext(); |
| 540 | } |
| 541 | |
| 542 | if (m_reader->hasError()) |
| 543 | return false; |
| 544 | links.append(t: segmentContainer); |
| 545 | return true; |
| 546 | } |
| 547 | |
| 548 | bool QGeoRouteXmlParser::parseGeoPoints(const QString &strPoints, QList<QGeoCoordinate> *geoPoints, const QString &elementName) |
| 549 | { |
| 550 | QStringList rawPoints = strPoints.split(sep: ' '); |
| 551 | |
| 552 | for (int i = 0; i < rawPoints.length(); ++i) { |
| 553 | QStringList coords = rawPoints[i].split(sep: ','); |
| 554 | |
| 555 | if (coords.length() != 2) { |
| 556 | m_reader->raiseError(message: QString("Each of the space separated values of \"%1\" is expected to be a comma separated pair of coordinates (value was \"%2\")" ).arg(a: elementName).arg(a: rawPoints[i])); |
| 557 | return false; |
| 558 | } |
| 559 | |
| 560 | bool ok = false; |
| 561 | QString latString = coords[0]; |
| 562 | double lat = latString.toDouble(ok: &ok); |
| 563 | |
| 564 | if (!ok) { |
| 565 | m_reader->raiseError(message: QString("The latitude portions of \"%1\" are expected to have a value convertable to a double (value was \"%2\")" ).arg(a: elementName).arg(a: latString)); |
| 566 | return false; |
| 567 | } |
| 568 | |
| 569 | QString lngString = coords[1]; |
| 570 | double lng = lngString.toDouble(ok: &ok); |
| 571 | |
| 572 | if (!ok) { |
| 573 | m_reader->raiseError(message: QString("The longitude portions of \"%1\" are expected to have a value convertable to a double (value was \"%2\")" ).arg(a: elementName).arg(a: lngString)); |
| 574 | return false; |
| 575 | } |
| 576 | |
| 577 | QGeoCoordinate geoPoint(lat, lng); |
| 578 | geoPoints->append(t: geoPoint); |
| 579 | } |
| 580 | |
| 581 | return true; |
| 582 | } |
| 583 | |
| 584 | bool QGeoRouteXmlParser::parseBoundingBox(QGeoRectangle &bounds) |
| 585 | { |
| 586 | Q_ASSERT(m_reader->isStartElement() && m_reader->name() == "BoundingBox" ); |
| 587 | |
| 588 | QGeoCoordinate tl; |
| 589 | QGeoCoordinate br; |
| 590 | |
| 591 | m_reader->readNext(); |
| 592 | while (!(m_reader->tokenType() == QXmlStreamReader::EndElement && m_reader->name() == "BoundingBox" ) && |
| 593 | !m_reader->hasError()) { |
| 594 | if (m_reader->tokenType() == QXmlStreamReader::StartElement) { |
| 595 | if (m_reader->name() == "TopLeft" ) { |
| 596 | QGeoCoordinate coordinates; |
| 597 | if (parseCoordinates(coord&: coordinates)) |
| 598 | tl = coordinates; |
| 599 | } else if (m_reader->name() == "BottomRight" ) { |
| 600 | QGeoCoordinate coordinates; |
| 601 | if (parseCoordinates(coord&: coordinates)) |
| 602 | br = coordinates; |
| 603 | } else { |
| 604 | m_reader->skipCurrentElement(); |
| 605 | } |
| 606 | } |
| 607 | m_reader->readNext(); |
| 608 | } |
| 609 | |
| 610 | if (m_reader->hasError()) |
| 611 | return false; |
| 612 | |
| 613 | if (tl.isValid() && br.isValid()) { |
| 614 | bounds = QGeoRectangle(tl, br); |
| 615 | return true; |
| 616 | } |
| 617 | |
| 618 | return false; |
| 619 | } |
| 620 | |
| 621 | bool QGeoRouteXmlParser::parseDynamicSpeedInfo(QGeoDynamicSpeedInfoContainer &speedInfo) |
| 622 | { |
| 623 | Q_ASSERT(m_reader->isStartElement() && m_reader->name() == QStringLiteral("DynamicSpeedInfo" )); |
| 624 | |
| 625 | m_reader->readNext(); |
| 626 | while (!(m_reader->tokenType() == QXmlStreamReader::EndElement && m_reader->name() == QStringLiteral("DynamicSpeedInfo" )) && |
| 627 | !m_reader->hasError()) { |
| 628 | if (m_reader->tokenType() == QXmlStreamReader::StartElement) { |
| 629 | if (m_reader->name() == QStringLiteral("TrafficSpeed" )) { |
| 630 | speedInfo.trafficSpeed = m_reader->readElementText().toDouble(); |
| 631 | } else if (m_reader->name() == QStringLiteral("TrafficTime" )) { |
| 632 | speedInfo.trafficTime = qRound(d: m_reader->readElementText().toDouble()); |
| 633 | } else if (m_reader->name() == QStringLiteral("BaseSpeed" )) { |
| 634 | speedInfo.baseSpeed = m_reader->readElementText().toDouble(); |
| 635 | } else if (m_reader->name() == QStringLiteral("BaseTime" )) { |
| 636 | speedInfo.baseTime = qRound(d: m_reader->readElementText().toDouble()); |
| 637 | } else { |
| 638 | m_reader->skipCurrentElement(); |
| 639 | } |
| 640 | } |
| 641 | m_reader->readNext(); |
| 642 | } |
| 643 | |
| 644 | return !m_reader->hasError(); |
| 645 | } |
| 646 | |
| 647 | QT_END_NAMESPACE |
| 648 | |