C++ (Cpp) QTweetGeoCoord示例

示例#1

QTweetPlace QTweetConvert::jsonObjectToPlace(const QJsonObject& jsonObject)
{
    QTweetPlace place;

    place.setName(jsonObject["name"].toString());
    place.setCountryCode(jsonObject["country_code"].toString());
    place.setCountry(jsonObject["country"].toString());
    place.setID(jsonObject["id"].toString());
    place.setFullName(jsonObject["full_name"].toString());

    QString placeType = jsonObject["place_type"].toString();

    if (placeType == "poi")
        place.setType(QTweetPlace::Poi);
    else if (placeType == "neighborhood")
        place.setType(QTweetPlace::Neighborhood);
    else if (placeType == "city")
        place.setType(QTweetPlace::City);
    else if (placeType == "admin")
        place.setType(QTweetPlace::Admin);
    else if (placeType == "country")
        place.setType(QTweetPlace::Country);
    else
        place.setType(QTweetPlace::Neighborhood);   //twitter default

    QJsonValue bbJsonValue = jsonObject["bounding_box"];

    if (!bbJsonValue.isNull()) {
        QJsonObject bbJsonObject = bbJsonValue.toObject();

        if (bbJsonObject["type"].toString() == "Polygon") {
            QJsonArray coordList = bbJsonObject["coordinates"].toArray();

            if (coordList.count() == 1) {
                QJsonArray latLongList = coordList[0].toArray();

                if (latLongList.count() == 4) {
                    QTweetGeoBoundingBox box;

                    QJsonArray coordsBottomLeft = latLongList[0].toArray();
                    box.setBottomLeft(QTweetGeoCoord(coordsBottomLeft[1].toDouble(), coordsBottomLeft[0].toDouble()));

                    QJsonArray coordsBottomRight = latLongList[1].toArray();
                    box.setBottomRight(QTweetGeoCoord(coordsBottomRight[1].toDouble(), coordsBottomRight[0].toDouble()));

                    QJsonArray coordsTopRight = latLongList[2].toArray();
                    box.setTopRight(QTweetGeoCoord(coordsTopRight[1].toDouble(), coordsTopRight[0].toDouble()));

                    QJsonArray coordsTopLeft = latLongList[3].toArray();
                    box.setTopLeft(QTweetGeoCoord(coordsTopLeft[1].toDouble(), coordsTopLeft[0].toDouble()));

                    place.setBoundingBox(box);
                }
            }
        }
    }
    return place;
}

示例#2

文件： georeverse.cpp 项目： samizzo/canon-tweet

void GeoReverse::onSearchPushButtonClicked()
{
    QTweetGeoReverseGeoCode *reverseGeo = new QTweetGeoReverseGeoCode(m_oauthTwitter, this);
    reverseGeo->getPlaces(QTweetGeoCoord(ui->latitudeLineEdit->text().toDouble(),
                          ui->longitudeLineEdit->text().toDouble()));
    connect(reverseGeo, SIGNAL(parsedPlaces(QList<QTweetPlace>)), SLOT(reverseGeoFinished(QList<QTweetPlace>)));
}

示例#3

//not to be used in timelines api, but in geo api, where place contains other places
//is it recursive responsive?
QTweetPlace QTweetConvert::jsonObjectToPlaceRecursive(const QJsonObject& jsonObject)
{
    QTweetPlace place;

    place.setName(jsonObject["name"].toString());
    place.setCountryCode(jsonObject["country_code"].toString());
    place.setCountry(jsonObject["country"].toString());
    place.setID(jsonObject["id"].toString());
    place.setFullName(jsonObject["full_name"].toString());

    QString placeType = jsonObject["place_type"].toString();

    if (placeType == "poi")
        place.setType(QTweetPlace::Poi);
    else if (placeType == "neighborhood")
        place.setType(QTweetPlace::Neighborhood);
    else if (placeType == "city")
        place.setType(QTweetPlace::City);
    else if (placeType == "admin")
        place.setType(QTweetPlace::Admin);
    else if (placeType == "country")
        place.setType(QTweetPlace::Country);
    else
        place.setType(QTweetPlace::Neighborhood);   //twitter default

    QJsonValue bbVar = jsonObject["bounding_box"];

    if (!bbVar.isNull()) {
        QJsonObject bbObject = bbVar.toObject();

        if (bbObject["type"].toString() == "Polygon") {
            QJsonArray coordList = bbObject["coordinates"].toArray();

            if (coordList.count() == 1) {
                QJsonArray latLongList = coordList[0].toArray();

                if (latLongList.count() == 4) {
                    QTweetGeoBoundingBox box;

                    QJsonArray coordsBottomLeft = latLongList[0].toArray();
                    box.setBottomLeft(QTweetGeoCoord(coordsBottomLeft[1].toDouble(), coordsBottomLeft[0].toDouble()));

                    QJsonArray coordsBottomRight = latLongList[1].toArray();
                    box.setBottomRight(QTweetGeoCoord(coordsBottomRight[1].toDouble(), coordsBottomRight[0].toDouble()));

                    QJsonArray coordsTopRight = latLongList[2].toArray();
                    box.setTopRight(QTweetGeoCoord(coordsTopRight[1].toDouble(), coordsTopRight[0].toDouble()));

                    QJsonArray coordsTopLeft = latLongList[3].toArray();
                    box.setTopLeft(QTweetGeoCoord(coordsTopLeft[1].toDouble(), coordsTopLeft[0].toDouble()));

                    place.setBoundingBox(box);
                }
            }
        }
    }

    QJsonArray containedArray = jsonObject["contained_within"].toArray();

    QList<QTweetPlace> containedInPlacesList;

    if (!containedArray.isEmpty()) {
        for (int i = 0; i < containedArray.size(); ++i) {
            QTweetPlace containedPlace = jsonObjectToPlaceRecursive(containedArray[i].toObject());

            containedInPlacesList.append(containedPlace);
        }
    }

    place.setContainedWithin(containedInPlacesList);

    return place;
}