diff options
author | Lorn Potter <lorn.potter@jollamobile.com> | 2013-03-06 03:45:47 +1000 |
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committer | The Qt Project <gerrit-noreply@qt-project.org> | 2013-03-05 18:50:48 +0100 |
commit | fe2a949996e1e93f0824f4e49b423b4b57090a72 (patch) | |
tree | 88fbb438ab2e5a733436271e7ce14322a536c993 /src/plugins/sensors/sensorfw/sensorfwaccelerometer.cpp | |
parent | 96d4de7b36188cf8fe87b1d3f840bf9371744956 (diff) |
add sensorfw based sensor plugin
ported from qtmobility.
Change-Id: Ia4ee6e2b7ecbc441c5f6605f1bbabfec22ddcd09
Reviewed-by: Lorn Potter <lorn.potter@jollamobile.com>
Diffstat (limited to 'src/plugins/sensors/sensorfw/sensorfwaccelerometer.cpp')
-rw-r--r-- | src/plugins/sensors/sensorfw/sensorfwaccelerometer.cpp | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/src/plugins/sensors/sensorfw/sensorfwaccelerometer.cpp b/src/plugins/sensors/sensorfw/sensorfwaccelerometer.cpp new file mode 100644 index 00000000..ddbaa9c6 --- /dev/null +++ b/src/plugins/sensors/sensorfw/sensorfwaccelerometer.cpp @@ -0,0 +1,91 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/legal +** +** This file is part of the QtSensors 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 +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Digia. For licensing terms and +** conditions see http://qt.digia.com/licensing. For further information +** use the contact form at http://qt.digia.com/contact-us. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Digia gives you certain additional +** rights. These rights are described in the Digia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "sensorfwaccelerometer.h" + +char const * const sensorfwaccelerometer::id("sensorfw.accelerometer"); +bool sensorfwaccelerometer::m_initDone = false; + +sensorfwaccelerometer::sensorfwaccelerometer(QSensor *sensor) + : SensorfwSensorBase(sensor) +{ + initSensor<AccelerometerSensorChannelInterface>(m_initDone); + setDescription(QLatin1String("x, y, and z axes accelerations in m/s^2")); + setRanges(GRAVITY_EARTH_THOUSANDTH); + setReading<QAccelerometerReading>(&m_reading); +} + +void sensorfwaccelerometer::slotDataAvailable(const XYZ& data) +{ + // Convert from milli-Gs to meters per second per second + // Using 1 G = 9.80665 m/s^2 + m_reading.setX(-data.x() * GRAVITY_EARTH_THOUSANDTH); + m_reading.setY(-data.y() * GRAVITY_EARTH_THOUSANDTH); + m_reading.setZ(-data.z() * GRAVITY_EARTH_THOUSANDTH); + m_reading.setTimestamp(data.XYZData().timestamp_); + newReadingAvailable(); +} + +void sensorfwaccelerometer::slotFrameAvailable(const QVector<XYZ>& frame) +{ + for (int i=0, l=frame.size(); i<l; i++) { + slotDataAvailable(frame.at(i)); + } +} + +bool sensorfwaccelerometer::doConnect() +{ + if (m_bufferSize==1) + return QObject::connect(m_sensorInterface, SIGNAL(dataAvailable(const XYZ&)), this, SLOT(slotDataAvailable(const XYZ&))); + return QObject::connect(m_sensorInterface, SIGNAL(frameAvailable(const QVector<XYZ>& )),this, SLOT(slotFrameAvailable(const QVector<XYZ>& ))); +} + + +QString sensorfwaccelerometer::sensorName() const +{ + return "accelerometersensor"; +} + + +qreal sensorfwaccelerometer::correctionFactor() const +{ + return GRAVITY_EARTH_THOUSANDTH; +} |