| /**************************************************************************** |
| ** |
| ** Copyright (C) 2016 The Qt Company Ltd. |
| ** Contact: https://www.qt.io/licensing/ |
| ** |
| ** This file is part of the QtPositioning module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL$ |
| ** Commercial License Usage |
| ** Licensees holding valid commercial Qt licenses may use this file in |
| ** accordance with the commercial license agreement provided with the |
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| ** |
| ** GNU Lesser General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU Lesser |
| ** General Public License version 3 as published by the Free Software |
| ** Foundation and appearing in the file LICENSE.LGPL3 included in the |
| ** packaging of this file. Please review the following information to |
| ** ensure the GNU Lesser General Public License version 3 requirements |
| ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. |
| ** |
| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU |
| ** General Public License version 2.0 or (at your option) the GNU General |
| ** Public license version 3 or any later version approved by the KDE Free |
| ** Qt Foundation. The licenses are as published by the Free Software |
| ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 |
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| ** information to ensure the GNU General Public License requirements will |
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| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| #include "qgeopositioninfosource_simulator_p.h" |
| #include "qlocationdata_simulator_p.h" |
| #include "qlocationconnection_simulator_p.h" |
| |
| #include <QtCore/QDebug> |
| #include <QtCore/QTimer> |
| #include <QtCore/QDataStream> |
| |
| #include <QtNetwork/QLocalSocket> |
| |
| QT_BEGIN_NAMESPACE |
| |
| namespace Simulator |
| { |
| QGeoPositionInfo toPositionInfo(const QGeoPositionInfoData &data) |
| { |
| QDateTime timestamp; |
| if (data.dateTime.isValid()) |
| timestamp = data.dateTime; |
| else |
| timestamp = QDateTime::currentDateTime(); |
| QGeoCoordinate coord(data.latitude, data.longitude, data.altitude); |
| QGeoPositionInfo info(coord, timestamp); |
| info.setAttribute(QGeoPositionInfo::Direction, data.direction); |
| info.setAttribute(QGeoPositionInfo::GroundSpeed, data.groundSpeed); |
| info.setAttribute(QGeoPositionInfo::VerticalSpeed, data.verticalSpeed); |
| info.setAttribute(QGeoPositionInfo::MagneticVariation, data.magneticVariation); |
| info.setAttribute(QGeoPositionInfo::HorizontalAccuracy, data.horizontalAccuracy); |
| info.setAttribute(QGeoPositionInfo::VerticalAccuracy, data.verticalAccuracy); |
| return info; |
| } |
| } //namespace |
| |
| // Location API |
| |
| QGeoPositionInfoSourceSimulator::QGeoPositionInfoSourceSimulator(QObject *parent) |
| : QGeoPositionInfoSource(parent) |
| , timer(new QTimer(this)) |
| , requestTimer(new QTimer(this)) |
| , m_positionError(QGeoPositionInfoSource::NoError) |
| { |
| Simulator::LocationConnection::ensureSimulatorConnection(); |
| |
| connect(timer, SIGNAL(timeout()), this, SLOT(updatePosition())); |
| requestTimer->setSingleShot(true); |
| connect(requestTimer, SIGNAL(timeout()), this, SLOT(updatePosition())); |
| } |
| |
| QGeoPositionInfoSourceSimulator::~QGeoPositionInfoSourceSimulator() |
| { |
| } |
| |
| QGeoPositionInfo QGeoPositionInfoSourceSimulator::lastKnownPosition(bool /*fromSatellitePositioningMethodsOnly*/) const |
| { |
| return lastPosition; |
| } |
| |
| QGeoPositionInfoSource::PositioningMethods QGeoPositionInfoSourceSimulator::supportedPositioningMethods() const |
| { |
| // Is GPS now Satelite or not? Guessing so... |
| return QGeoPositionInfoSource::SatellitePositioningMethods; |
| } |
| |
| void QGeoPositionInfoSourceSimulator::setUpdateInterval(int msec) |
| { |
| // If msec is 0 we send updates as data becomes available, otherwise we force msec to be equal |
| // to or larger than the minimum update interval. |
| if (msec != 0 && msec < minimumUpdateInterval()) |
| msec = minimumUpdateInterval(); |
| |
| QGeoPositionInfoSource::setUpdateInterval(msec); |
| if (timer->isActive()) { |
| timer->setInterval(msec); |
| timer->start(); |
| } |
| } |
| |
| int QGeoPositionInfoSourceSimulator::minimumUpdateInterval() const |
| { |
| return qtPositionInfo()->minimumInterval; |
| } |
| |
| void QGeoPositionInfoSourceSimulator::startUpdates() |
| { |
| int interval = updateInterval(); |
| if (interval < minimumUpdateInterval()) |
| interval = minimumUpdateInterval(); |
| timer->setInterval(interval); |
| timer->start(); |
| } |
| |
| void QGeoPositionInfoSourceSimulator::stopUpdates() |
| { |
| timer->stop(); |
| } |
| |
| void QGeoPositionInfoSourceSimulator::requestUpdate(int timeout) |
| { |
| if (!requestTimer->isActive()) { |
| // Get a single update within timeframe |
| if (timeout < minimumUpdateInterval() && timeout != 0) |
| emit updateTimeout(); |
| else { |
| requestTimer->start(timeout * qreal(0.75)); |
| } |
| } |
| } |
| |
| void QGeoPositionInfoSourceSimulator::updatePosition() |
| { |
| if (qtPositionInfo()->enabled) { |
| lastPosition = Simulator::toPositionInfo(*qtPositionInfo()); |
| emit positionUpdated(lastPosition); |
| } else { |
| emit updateTimeout(); |
| } |
| } |
| |
| QGeoPositionInfoSource::Error QGeoPositionInfoSourceSimulator::error() const |
| { |
| return m_positionError; |
| } |
| |
| |
| void QGeoPositionInfoSourceSimulator::setError(QGeoPositionInfoSource::Error positionError) |
| { |
| m_positionError = positionError; |
| emit QGeoPositionInfoSource::error(positionError); |
| } |
| |
| QT_END_NAMESPACE |