QG4/src/Airmap/AirspaceWeather.qml

import QtQuick                  2.3
import QtQuick.Controls         1.2
import QtQuick.Controls.Styles  1.4
import QtQuick.Dialogs          1.2
import QtQml                    2.2

import QGroundControl                   1.0
import QGroundControl.ScreenTools       1.0
import QGroundControl.Controls          1.0
import QGroundControl.Palette           1.0
import QGroundControl.Airmap            1.0
import QGroundControl.SettingsManager   1.0

Item {
    height: _activeVehicle && _activeVehicle.airspaceController.hasWeather ? weatherRow.height : 0
    width:  _activeVehicle && _activeVehicle.airspaceController.hasWeather ? weatherRow.width  : 0
    property var    iconHeight:         ScreenTools.defaultFontPixelWidth * 4
    property color  _colorWhite:        "#ffffff"
    property var    _activeVehicle:     QGroundControl.multiVehicleManager.activeVehicle
    property bool   _celcius:           QGroundControl.settingsManager.unitsSettings.temperatureUnits.rawValue === UnitsSettings.TemperatureUnitsCelsius
    property int    _tempC:             _activeVehicle && _activeVehicle.airspaceController.weatherInfo.valid ? _activeVehicle.airspaceController.weatherInfo.temperature : 0
    property string _tempS:             (_celcius ? _tempC : _tempC * 1.8 + 32).toFixed(0) + (_celcius ? "°C" : "°F")
    Row {
        id:                     weatherRow
        spacing:                ScreenTools.defaultFontPixelHeight * 0.5
        QGCColoredImage {
            width:                  height
            height:                 iconHeight
            sourceSize.height:      height
            source:                 _activeVehicle && _activeVehicle.airspaceController.weatherInfo.valid ? _activeVehicle.airspaceController.weatherInfo.icon : ""
            color:                  _colorWhite
            visible:                _activeVehicle && _activeVehicle.airspaceController.weatherInfo.valid
            anchors.verticalCenter: parent.verticalCenter
        }
        QGCLabel {
            text:                   _tempS
            color:                  _colorWhite
            visible:                _activeVehicle && _activeVehicle.airspaceController.weatherInfo.valid
            anchors.verticalCenter: parent.verticalCenter
        }
    }
}