МихаилллJuly 2, 2019, 1:36 p.m.
Как получить координаты карты в Qt
Добрый день.
Пытаюсь получить координаты из карты, но программа их не возвращает.
Скажите пожалуйста, что не правильно и что нужно исправить, что бы получить координаты?
import QtQuick 2.12 import QtQuick.Window 2.12 import QtLocation 5.12 import QtPositioning 5.12 Item { visible: true width: 480 height: 720 property double old : 19 property double now Rectangle { anchors.fill: parent color: "#eee" PositionSource { id: src active: true updateInterval: 1000 onPositionChanged: { console.log("PositionSource:" ) } } Plugin { id: plugin name: "osm" PluginParameter { name: "osm.useragent"; value: "My great Qt OSM application" } PluginParameter { name: "osm.mapping.host"; value: "http://osm.tile.server.address/" } PluginParameter { name: "osm.mapping.copyright"; value: "All mine" } PluginParameter { name: "osm.routing.host"; value: "http://osrm.server.address/viaroute" } PluginParameter { name: "osm.geocoding.host"; value: "http://geocoding.server.address" } PluginParameter { name: "osm.places.host"; value: "http://geocoding.server.address" } } Map { id: maps anchors.fill: parent plugin: plugin gesture.enabled: true gesture.acceptedGestures: MapGestureArea.PinchGesture | MapGestureArea.PanGesture | MapGestureArea.FlickGesture gesture.flickDeceleration: 3000 zoomLevel: 19 center: QtPositioning.coordinate(59.91, 10.75) // Oslo onZoomLevelChanged: { console.log("onZoomLevelChanged:") } onCenterChanged: { console.log("onCenterChanged:") console.log("coordinate:" + src.position.coordinate) } minimumZoomLevel: 1 focus: true } } }
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Так можно найти центр.
Но как можно определить размеры видимой карты?
Так работает