Qt Mobility Reference Documentation

routepresenter.cpp Example File

geoservicedemo/routepresenter.cpp
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 #include "routepresenter.h"

 #include <QStringBuilder>
 #include <qgeoboundingbox.h>
 #include <qgeoinstruction.h>

 RoutePresenter::RoutePresenter(QTreeWidget* treeWidget, const QGeoRouteReply* routeReply)
         : GeoPresenter(treeWidget), m_routeReply(routeReply)
 {
 }

 void RoutePresenter::show()
 {
     m_treeWidget->clear();

     QTreeWidgetItem* requestTop = new QTreeWidgetItem(m_treeWidget);
     requestTop->setText(0, "request");

     QTreeWidgetItem* modesItem = new QTreeWidgetItem(requestTop);
     modesItem->setText(0, "modes");
     showModes(modesItem, m_routeReply->request().routeOptimization(), m_routeReply->request().travelModes(),
         m_routeReply->request().avoidFeatureTypes());

     QTreeWidgetItem* waypointsItem = new QTreeWidgetItem(requestTop);
     waypointsItem->setText(0, "waypoints");
     waypointsItem->setText(1, QString().setNum(m_routeReply->request().waypoints().length()));
     showPoints(waypointsItem, m_routeReply->request().waypoints());

     QTreeWidgetItem* excludesItem = new QTreeWidgetItem(requestTop);
     excludesItem->setText(0, "exclude areas");
     excludesItem->setText(1, QString().setNum(m_routeReply->request().excludeAreas().length()));
     for (int i = 0; i < m_routeReply->request().excludeAreas().length(); ++i)
         showBoundingBox(excludesItem, m_routeReply->request().excludeAreas().at(i));

     QTreeWidgetItem* alternativesItem = new QTreeWidgetItem(requestTop);
     alternativesItem->setText(0, "alternatives");
     alternativesItem->setText(1, QString().setNum(m_routeReply->request().numberAlternativeRoutes()));

     showRoutes();
 }

 void RoutePresenter::showRoutes()
 {
     QTreeWidgetItem* routeTop = new QTreeWidgetItem(m_treeWidget);
     routeTop->setText(0, "routes");

     QTreeWidgetItem* countItem = new QTreeWidgetItem(routeTop);
     countItem->setText(0, "count");
     countItem->setText(1, QString().setNum(m_routeReply->routes().size()));

     const QList<QGeoRoute> routes = m_routeReply->routes();
     for (int i = 0; i < routes.length(); ++i) {
         showRoute(routeTop, routes[i]);
     }
 }

 void RoutePresenter::showRoute(QTreeWidgetItem* top, const QGeoRoute& route)
 {
     QTreeWidgetItem* routeItem = new QTreeWidgetItem(top);
     routeItem->setText(0, "route");

     QTreeWidgetItem* idItem = 0;
     if (!route.routeId().isEmpty()) {
         idItem = new QTreeWidgetItem(routeItem);
         idItem->setText(0, "id");
         idItem->setText(1, route.routeId());
     }

     QTreeWidgetItem* modeItem = new QTreeWidgetItem(routeItem);
     modeItem->setText(0, "mode");
     showModes(modeItem, route.request().routeOptimization(), route.travelMode(), route.request().avoidFeatureTypes());

     QTreeWidgetItem* distanceItem = new QTreeWidgetItem(routeItem);
     distanceItem->setText(0, "distance");
     distanceItem->setText(1, QString().setNum(route.distance()));

     showBoundingBox(routeItem, route.bounds());

     QTreeWidgetItem* wayPointsItem = new QTreeWidgetItem(routeItem);
     QString overviewLabel = "overview";
     if (route.path().count() > 100)
         overviewLabel += "(100)";
     wayPointsItem->setText(0, overviewLabel);
     showPoints(wayPointsItem, route.path());

     QList<QGeoRouteSegment> segments = route.routeSegments();
     QTreeWidgetItem* segmentsItem = new QTreeWidgetItem(routeItem);
     QString segmentsLabel = "segments";
     if (segments.length() > 100)
         segmentsLabel += "(100)";

     segmentsItem->setText(0, segmentsLabel);

     segmentsItem->setText(1, QString().setNum(segments.length()));
     for (int i = 0; i < segments.length() && i < 100; ++i) {
         showRouteSegment(segmentsItem, segments[i]);
     }
 }

 void RoutePresenter::showRouteSegment(QTreeWidgetItem* routeItem, const QGeoRouteSegment &segment)
 {
     QTreeWidgetItem* segmentItem = new QTreeWidgetItem(routeItem);
     segmentItem->setText(0, "segment");

     QTreeWidgetItem* durationItem = new QTreeWidgetItem(segmentItem);
     durationItem->setText(0, "duration");
     durationItem->setText(1, QString().setNum(segment.travelTime()));

     QTreeWidgetItem* distanceItem = new QTreeWidgetItem(segmentItem);
     distanceItem->setText(0, "distance");
     distanceItem->setText(1, QString().setNum(segment.distance()));

     // add back in when more qgeoinstruction classes are made available
     /*
         QString s = segment->turn();

         if (!s.isEmpty()) {
             propItem = new QTreeWidgetItem(maneuverItem);
             propItem->setText(0, "turn");
             propItem->setText(1, s);
         }

         s = segment->streetName();

         if (!s.isEmpty()) {
             propItem = new QTreeWidgetItem(maneuverItem);
             propItem->setText(0, "street name");
             propItem->setText(1, s);
         }

         s = segment->routeName();

         if (!s.isEmpty()) {
             propItem = new QTreeWidgetItem(maneuverItem);
             propItem->setText(0, "route name");
             propItem->setText(1, s);
         }

         s = segment->nextStreetName();

         if (!s.isEmpty()) {
             propItem = new QTreeWidgetItem(maneuverItem);
             propItem->setText(0, "next street name");
             propItem->setText(1, s);
         }

         s = segment->signPost();

         if (!s.isEmpty()) {
             propItem = new QTreeWidgetItem(maneuverItem);
             propItem->setText(0, "sign post");
             propItem->setText(1, s);
         }

         propItem = new QTreeWidgetItem(maneuverItem);
         propItem->setText(0, "traffic direction");
         propItem->setText(1, QString().setNum(segment->trafficDirection()));
     */
     QTreeWidgetItem* pathItem = new QTreeWidgetItem(segmentItem);
     pathItem->setText(0, "path");
     showPoints(pathItem, segment.path());

     if (!segment.instruction().instructionText().isEmpty()) {
         QTreeWidgetItem* instructionItem = new QTreeWidgetItem(segmentItem);
         instructionItem->setText(0, "instruction");

         QTreeWidgetItem* positionItem = new QTreeWidgetItem(instructionItem);
         positionItem->setText(0, "position");
         QList<QGeoCoordinate> points;
         points.append(segment.instruction().position());
         showPoints(positionItem, points);

         QTreeWidgetItem* instructionTextItem = new QTreeWidgetItem(instructionItem);
         instructionTextItem->setText(0, "text");
         instructionTextItem->setText(1, segment.instruction().instructionText());
     }
 }

 void RoutePresenter::showPoints(QTreeWidgetItem* pointsItem, const QList<QGeoCoordinate>& points)
 {
     for (int i = 0; i < points.count() && i < 100; ++i) {
         QTreeWidgetItem* point = new QTreeWidgetItem(pointsItem);
         point->setText(0, QString().setNum(i + 1));
         point->setText(1, formatGeoCoordinate(points[i]));
     }
 }

 //-------------------------------------------------------------------------------------------------
 void GeoPresenter::showBoundingBox(QTreeWidgetItem* routeItem, const QGeoBoundingBox& box)
 {
     QTreeWidgetItem* boxItem = new QTreeWidgetItem(routeItem);
     boxItem->setText(0, "bounding box");

     QTreeWidgetItem* nwItem = new QTreeWidgetItem(boxItem);
     nwItem->setText(0, "NW");
     nwItem->setText(1, formatGeoCoordinate(box.topLeft()));

     QTreeWidgetItem* seItem = new QTreeWidgetItem(boxItem);
     seItem->setText(0, "SE");
     seItem->setText(1, formatGeoCoordinate(box.bottomRight()));
 }

 QString GeoPresenter::formatGeoCoordinate(const QGeoCoordinate& coord)
 {
     return QString().setNum(coord.latitude()) %
            ", " %
            QString().setNum(coord.longitude());
 }

 void RoutePresenter::showModes(QTreeWidgetItem* top, QGeoRouteRequest::RouteOptimizations optimization,
                                QGeoRouteRequest::TravelModes travelModes,
                                QGeoRouteRequest::AvoidFeatureTypes avoid)
 {
     QTreeWidgetItem* optimizationItem = new QTreeWidgetItem(top);
     optimizationItem->setText(0, "optimization");

     if ((optimization & QGeoRouteRequest::ShortestRoute) != 0) {
         QTreeWidgetItem* shortestRouteItem = new QTreeWidgetItem(optimizationItem);
         shortestRouteItem->setText(1, "ShortestRoute");
     }
     if ((optimization & QGeoRouteRequest::FastestRoute) != 0) {
         QTreeWidgetItem* fastestRouteItem = new QTreeWidgetItem(optimizationItem);
         fastestRouteItem->setText(1, "FastestRoute");
     }
     if ((optimization & QGeoRouteRequest::MostEconomicRoute) != 0) {
         QTreeWidgetItem* economicRouteItem = new QTreeWidgetItem(optimizationItem);
         economicRouteItem->setText(1, "MostEconomicRoute");
     }
     if ((optimization & QGeoRouteRequest::MostScenicRoute) != 0) {
         QTreeWidgetItem* scenicRouteItem = new QTreeWidgetItem(optimizationItem);
         scenicRouteItem->setText(1, "MostScenicRoute");
     }

     QTreeWidgetItem* travelModeItem = new QTreeWidgetItem(top);
     travelModeItem->setText(0, "travel mode");

     if ((travelModes & QGeoRouteRequest::CarTravel) != 0) {
         QTreeWidgetItem* carTravelItem = new QTreeWidgetItem(travelModeItem);
         carTravelItem->setText(1, "CarTravel");
     }
     if ((travelModes & QGeoRouteRequest::PedestrianTravel) != 0) {
         QTreeWidgetItem* pedestrianTravelItem = new QTreeWidgetItem(travelModeItem);
         pedestrianTravelItem->setText(1, "PedestrianTravel");
     }
     if ((travelModes & QGeoRouteRequest::PublicTransitTravel) != 0) {
         QTreeWidgetItem* transitTravelItem = new QTreeWidgetItem(travelModeItem);
         transitTravelItem->setText(1, "PublicTransitTravel");
     }
     if ((travelModes & QGeoRouteRequest::BicycleTravel) != 0) {
         QTreeWidgetItem* bicycleTravelItem = new QTreeWidgetItem(travelModeItem);
         bicycleTravelItem->setText(1, "BicycleTravel");
     }
     if ((travelModes & QGeoRouteRequest::TruckTravel) != 0) {
         QTreeWidgetItem* truckTravelItem = new QTreeWidgetItem(travelModeItem);
         truckTravelItem->setText(1, "TruckTravel");
     }

     QTreeWidgetItem* avoitItem = new QTreeWidgetItem(top);
     avoitItem->setText(0, "avoid");

     if (avoid == QGeoRouteRequest::AvoidNothing) {
         QTreeWidgetItem* nothingAvoidItem = new QTreeWidgetItem(avoitItem);
         nothingAvoidItem->setText(1, "AvoidNothing");
     }
     if ((avoid & QGeoRouteRequest::AvoidTolls) != 0) {
         QTreeWidgetItem* tollsAvoidItem = new QTreeWidgetItem(avoitItem);
         tollsAvoidItem->setText(1, "AvoidTolls");
     }
     if ((avoid & QGeoRouteRequest::AvoidHighways) != 0) {
         QTreeWidgetItem* highwaysAvoidItem = new QTreeWidgetItem(avoitItem);
         highwaysAvoidItem->setText(1, "AvoidHighways");
     }
     if ((avoid & QGeoRouteRequest::AvoidFerries) != 0) {
         QTreeWidgetItem* ferriesAvoidItem = new QTreeWidgetItem(avoitItem);
         ferriesAvoidItem->setText(1, "AvoidFerries");
     }
     if ((avoid & QGeoRouteRequest::AvoidTunnels) != 0) {
         QTreeWidgetItem* tunnelsAvoidItem = new QTreeWidgetItem(avoitItem);
         tunnelsAvoidItem->setText(1, "AvoidTunnels");
     }
     if ((avoid & QGeoRouteRequest::AvoidDirtRoads) != 0) {
         QTreeWidgetItem* dirtRoadsAvoidItem = new QTreeWidgetItem(avoitItem);
         dirtRoadsAvoidItem->setText(1, "AvoidDirtRoads");
     }
     if ((avoid & QGeoRouteRequest::AvoidPublicTransit) != 0) {
         QTreeWidgetItem* publicTransitAvoidItem = new QTreeWidgetItem(avoitItem);
         publicTransitAvoidItem->setText(1, "AvoidPublicTransit");
     }
     if ((avoid & QGeoRouteRequest::AvoidPark) != 0) {
         QTreeWidgetItem* parkAvoidItem = new QTreeWidgetItem(avoitItem);
         parkAvoidItem->setText(1, "AvoidPark");
     }
     if ((avoid & QGeoRouteRequest::AvoidMotorPoolLanes) != 0) {
         QTreeWidgetItem* motorPoolLanesAvoidItem = new QTreeWidgetItem(avoitItem);
         motorPoolLanesAvoidItem->setText(1, "AvoidMotorPoolLanes");
     }
 }
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