C++ WeatherData::setTemperature方法代码示例

void AppModel::handleForecastNetworkData(QObject *replyObj)
{
    QNetworkReply *networkReply = qobject_cast<QNetworkReply*>(replyObj);
    if (!networkReply)
        return;

    if (!networkReply->error()) {
        QJsonDocument document = QJsonDocument::fromJson(networkReply->readAll());

        QJsonObject jo;
        QJsonValue jv;
        QJsonObject root = document.object();
        jv = root.value(QStringLiteral("list"));
        if (!jv.isArray())
            qWarning() << "Invalid forecast object";
        QJsonArray ja = jv.toArray();
        //we need 4 days of forecast -> first entry is today
        if (ja.count() != 5)
            qWarning() << "Invalid forecast object";

        QString data;
        for (int i = 1; i<ja.count(); i++) {
            WeatherData *forecastEntry = new WeatherData();

            //min/max temperature
            QJsonObject subtree = ja.at(i).toObject();
            jo = subtree.value(QStringLiteral("temp")).toObject();
            jv = jo.value(QStringLiteral("min"));
            data.clear();
            data += niceTemperatureString(jv.toDouble());
            data += QChar('/');
            jv = jo.value(QStringLiteral("max"));
            data += niceTemperatureString(jv.toDouble());
            forecastEntry->setTemperature(data);

            //get date
            jv = subtree.value(QStringLiteral("dt"));
            QDateTime dt = QDateTime::fromMSecsSinceEpoch((qint64)jv.toDouble()*1000);
            forecastEntry->setDayOfWeek(dt.date().toString(QStringLiteral("ddd")));

            //get icon
            QJsonArray weatherArray = subtree.value(QStringLiteral("weather")).toArray();
            jo = weatherArray.at(0).toObject();
            forecastEntry->setWeatherIcon(jo.value(QStringLiteral("icon")).toString());

            //get description
            forecastEntry->setWeatherDescription(jo.value(QStringLiteral("description")).toString());

            d->forecast.append(forecastEntry);
        }

        if (!(d->ready)) {
            d->ready = true;
            emit readyChanged();
        }

        emit weatherChanged();
    }
    networkReply->deleteLater();
}

void FakeWeatherService::getAdditionalItems( const GeoDataLatLonAltBox& box,
                         qint32 number )
{
    Q_UNUSED( box );
    Q_UNUSED( number );

    FakeWeatherItem *item = new FakeWeatherItem( this );
    item->setStationName( "Fake" );
    item->setPriority( 0 );
    item->setCoordinate( GeoDataCoordinates( 1, 1 ) );
    item->setId( "fake1" );
    
    WeatherData data;
    data.setCondition( WeatherData::ClearDay );
    data.setTemperature( 14.0, WeatherData::Celsius );
    item->setCurrentWeather( data );
        
    emit createdItems( QList<AbstractDataPluginItem*>() << item );
}

AbstractDataPluginItem *GeoNamesWeatherService::parse( const QScriptValue &value )
{
    QString condition = value.property( "weatherCondition" ).toString();
    QString clouds = value.property( "clouds" ).toString();
    int windDirection = value.property( "windDirection" ).toInteger();
    QString id = value.property( "ICAO" ).toString();
    int temperature = value.property( "temperature" ).toInteger();
    int windSpeed = value.property( "windSpeed" ).toInteger();
    int humidity = value.property( "humidity" ).toInteger();
    double pressure = value.property( "seaLevelPressure" ).toNumber();
    QString name = value.property( "stationName" ).toString();
    QDateTime date = QDateTime::fromString(
                value.property( "datetime" ).toString(), "yyyy-MM-dd hh:mm:ss" );
    double longitude = value.property( "lng" ).toNumber();
    double latitude = value.property( "lat" ).toNumber();

    if ( !id.isEmpty() ) {
        WeatherData data;

        // Weather condition
        if ( clouds != "n/a" && condition != "n/a" ) {
            if ( dayConditions.contains( condition ) ) {
                data.setCondition( dayConditions[condition] );
            } else {
                mDebug() << "UNHANDLED GEONAMES WEATHER CONDITION, PLEASE REPORT: " << condition;
            }
        } else {
            if ( dayConditions.contains( clouds ) ) {
                data.setCondition( dayConditions[clouds] );
            } else {
                mDebug() << "UNHANDLED GEONAMES CLOUDS CONDITION, PLEASE REPORT: " << clouds;
            }
        }

        // Wind direction. Finds the closest direction from windDirections array.
        if ( windDirection >= 0 ) {
            double tickSpacing = 360.0 / windDirections.size();
            data.setWindDirection( windDirections[int(( windDirection / tickSpacing ) + 0.5)
                                   % windDirections.size()] );
        }

        // Wind speed
        if ( windSpeed != 0 ) {
            data.setWindSpeed( windSpeed, WeatherData::knots );
        }

        // Temperature
        data.setTemperature( temperature, WeatherData::Celsius );

        // Humidity
        data.setHumidity( humidity );

        // Pressure
        if ( pressure != 0.0 ) {
            data.setPressure( pressure, WeatherData::HectoPascal );
        }

        // Date
        data.setDataDate( date.date() );
        data.setPublishingTime( date );

        // ID
        id = "geonames_" + id;

        GeoDataCoordinates coordinates( longitude, latitude, 0.0, GeoDataCoordinates::Degree );
        GeoNamesWeatherItem *item = new GeoNamesWeatherItem( this );
        item->setMarbleWidget( marbleWidget() );
        item->setId( id );
        item->setCoordinate( coordinates );
        item->setPriority( 0 );
        item->setStationName( name );
        item->setCurrentWeather( data );
        return item;
    } else {
        return 0;
    }
}