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#include "maemo6sensorbase.h"

SensorManagerInterface* maemo6sensorbase::m_remoteSensorManager = 0;

const float maemo6sensorbase::GRAVITY_EARTH = 9.80665;

const float maemo6sensorbase::GRAVITY_EARTH_THOUSANDTH = 0.00980665;

maemo6sensorbase::maemo6sensorbase(QSensor *sensor)

    : QSensorBackend(sensor), m_sensorInterface(0)

{

    if (!m_remoteSensorManager)

        m_remoteSensorManager = &SensorManagerInterface::instance();

}

maemo6sensorbase::~maemo6sensorbase()

{

    if (m_sensorInterface) {

        stop();

        QObject::disconnect(m_sensorInterface);

        delete m_sensorInterface, m_sensorInterface = 0;

    }

}

void maemo6sensorbase::start()

{

    if (m_sensorInterface) {

        int dataRate = sensor()->dataRate();

        if (dataRate > 0) {

            int interval = 1000 / dataRate;

            // for testing maximum speed

            //interval = 1;

            //dataRate = 1000;

            qDebug() << "Setting data rate" << dataRate << "Hz (interval" << interval << "ms) for" << m_sensorInterface->id();

            m_sensorInterface->setInterval(interval);

        } else {

            qDebug() << "Data rate in don't care mode (interval" << m_sensorInterface->interval() << "ms) for" << m_sensorInterface->id();

        }

        int returnCode = m_sensorInterface->start().error().type();

        if (returnCode==0) return;

        qWarning()<<"m_sensorInterface did not start, error code:"<<returnCode;

    }

    sensorStopped();

}

void maemo6sensorbase::stop()

{

    if (m_sensorInterface)

        m_sensorInterface->stop();

}