Qt 5.8 | Qt Location | Places Map (QML) | places_map.qml Example File

Qt 5.8.0 Reference Documentation

# places_map.qml Example File

places_map/places_map.qml

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      ** This file is part of the examples of the Qt Toolkit.
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      import QtQuick 2.0
      import QtPositioning 5.5
      import QtLocation 5.6

      Rectangle {
          width: 360
          height: 640

          Plugin {
              id: myPlugin
              name: "osm"
              //specify plugin parameters if necessary
              //PluginParameter {...}
              //PluginParameter {...}
              //...
          }

          PositionSource {
              id: positionSource
              property variant lastSearchPosition: locationOslo
              active: true
              updateInterval: 120000 // 2 mins
              onPositionChanged:  {
                  var currentPosition = positionSource.position.coordinate
                  map.center = currentPosition
                  var distance = currentPosition.distanceTo(lastSearchPosition)
                  if (distance > 500) {
                      // 500m from last performed pizza search
                      lastSearchPosition = currentPosition
                      searchModel.searchArea = QtPositioning.circle(currentPosition)
                      searchModel.update()
                  }
              }
          }

          property variant locationOslo: QtPositioning.coordinate( 59.93, 10.76)

          PlaceSearchModel {
              id: searchModel

              plugin: myPlugin

              searchTerm: "Pizza"
              searchArea: QtPositioning.circle(locationOslo)

              Component.onCompleted: update()
          }

          Map {
              id: map
              anchors.fill: parent
              plugin: myPlugin;
              center: locationOslo
              zoomLevel: 13

              MapItemView {
                  model: searchModel
                  delegate: MapQuickItem {
                      coordinate: place.location.coordinate

                      anchorPoint.x: image.width * 0.5
                      anchorPoint.y: image.height

                      sourceItem: Column {
                          Image { id: image; source: "marker.png" }
                          Text { text: title; font.bold: true }
                      }
                  }
              }
          }

          Connections {
              target: searchModel
              onStatusChanged: {
                  if (searchModel.status == PlaceSearchModel.Error)
                      console.log(searchModel.errorString());
              }
          }
      }