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/*
*
* Copyright 2013-2016 Canonical Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
*/
#include <QUuid>
#include "geolocation.h"
Geolocation::Geolocation(Cordova *cordova)
: CPlugin(cordova),
_geoPositionInfoSource(QGeoPositionInfoSource::createDefaultSource(this)) {
if (_geoPositionInfoSource.data() != 0) {
QObject::connect(_geoPositionInfoSource.data(),
SIGNAL(positionUpdated(QGeoPositionInfo)),
this,
SLOT(positionUpdated(QGeoPositionInfo)));
QObject::connect(_geoPositionInfoSource.data(),
SIGNAL(updateTimeout()),
this,
SLOT(updateTimeout()));
}
}
void Geolocation::addWatch(int scId, int ecId, const QString &id, bool enableHighAccuracy) {
Q_UNUSED(enableHighAccuracy);
assert(_id2sc.find(id) == _id2sc.end());
if (!_geoPositionInfoSource.data()) {
QVariantMap err;
err.insert("code", POSITION_UNAVAILABLE);
err.insert("message", "unavailable");
this->cb(ecId, err);
return;
}
_id2sc[id] = scId;
_id2ec[id] = ecId;
}
void Geolocation::clearWatch(int scId, int ecId, const QString &id) {
_id2sc.remove(id);
_id2ec.remove(id);
}
void Geolocation::getLocation(int scId, int ecId, bool enableHighAccuracy, qint64 maximumAge) {
Q_UNUSED(maximumAge);
Q_UNUSED(enableHighAccuracy);
if (!_geoPositionInfoSource.data()) {
QVariantMap err;
err.insert("code", POSITION_UNAVAILABLE);
err.insert("message", "unavailable");
this->cb(ecId, err);
return;
}
_geoPositionInfoSource->requestUpdate();
QString id = QString("_INTERNAL_") + QUuid::createUuid().toString();
_id2sc[id] = scId;
_id2ec[id] = ecId;
_singleUpdate.insert(id);
}
void Geolocation::positionUpdated(const QGeoPositionInfo &update) {
QGeoCoordinate coordinate = update.coordinate();
QVariantMap p;
p.insert("latitude", coordinate.latitude());
p.insert("longitude", coordinate.longitude());
if (coordinate.type() == QGeoCoordinate::Coordinate3D)
p.insert("altitude", coordinate.altitude());
if (update.hasAttribute(QGeoPositionInfo::HorizontalAccuracy))
p.insert("accuracy", update.attribute(QGeoPositionInfo::HorizontalAccuracy));
if (update.hasAttribute(QGeoPositionInfo::Direction))
p.insert("heading", update.attribute(QGeoPositionInfo::Direction));
if (update.hasAttribute(QGeoPositionInfo::GroundSpeed))
p.insert("velocity", update.attribute(QGeoPositionInfo::GroundSpeed));
if (update.hasAttribute(QGeoPositionInfo::VerticalAccuracy))
p.insert("altitudeAccuracy", update.attribute(QGeoPositionInfo::VerticalAccuracy));
p.insert("timestamp", update.timestamp().toMSecsSinceEpoch());
for (const QString &id: _id2sc.keys()) {
int scId = _id2sc[id];
this->cb(scId, p);
if (_singleUpdate.contains(id)) {
_singleUpdate.remove(id);
_id2sc.remove(id);
_id2ec.remove(id);
}
}
}
void Geolocation::updateTimeout() {
QVariantMap err;
err.insert("code", TIMEOUT);
err.insert("message", "timeout");
for (int ecId: _id2ec) {
this->cb(ecId, err);
}
_id2ec.clear();
_id2sc.clear();
_singleUpdate.clear();
}
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