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Diffstat (limited to 'tradeshow/iot-sensortag/bluetoothdataprovider.cpp')
| -rw-r--r-- | tradeshow/iot-sensortag/bluetoothdataprovider.cpp | 213 |
1 files changed, 213 insertions, 0 deletions
diff --git a/tradeshow/iot-sensortag/bluetoothdataprovider.cpp b/tradeshow/iot-sensortag/bluetoothdataprovider.cpp new file mode 100644 index 0000000..8e4f152 --- /dev/null +++ b/tradeshow/iot-sensortag/bluetoothdataprovider.cpp @@ -0,0 +1,213 @@ +/**************************************************************************** +** +** Copyright (C) 2017 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the examples of Qt for Device Creation. +** +** $QT_BEGIN_LICENSE:BSD$ +** 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 The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** BSD License Usage +** Alternatively, you may use this file under the terms of the BSD license +** as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of The Qt Company Ltd nor the names of its +** contributors may be used to endorse or promote products derived +** from this software without specific prior written permission. +** +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ +#include "bluetoothdataprovider.h" +#include <QLoggingCategory> + +Q_DECLARE_LOGGING_CATEGORY(boot2QtDemos) + +BluetoothDataProvider::BluetoothDataProvider(QString id, QObject *parent) + : SensorTagDataProvider(id, parent) + , activeDevice(Q_NULLPTR) + , m_smaSamples(0) +{ +} + +BluetoothDataProvider::~BluetoothDataProvider() +{ + +} + +bool BluetoothDataProvider::startDataFetching() +{ + qCDebug(boot2QtDemos) << Q_FUNC_INFO; + if (activeDevice) { + connect(activeDevice, &BluetoothDevice::statusUpdated, this, [](const QString& statusMsg) { qCDebug(boot2QtDemos) << "----------" << statusMsg; }); + connect(activeDevice, &BluetoothDevice::stateChanged, this, &BluetoothDataProvider::updateState); + connect(activeDevice, &BluetoothDevice::temperatureChanged, this, &BluetoothDataProvider::temperatureReceived); + connect(activeDevice, &BluetoothDevice::barometerChanged, this, &BluetoothDataProvider::barometerReceived); + connect(activeDevice, &BluetoothDevice::humidityChanged, this, &BluetoothDataProvider::humidityReceived); + connect(activeDevice, &BluetoothDevice::lightIntensityChanged, this, &BluetoothDataProvider::lightIntensityReceived); + connect(activeDevice, &BluetoothDevice::motionChanged, this, &BluetoothDataProvider::motionReceived); + timer.setInterval(1000); + timer.setSingleShot(true); + connect(&timer, &QTimer::timeout, this, &BluetoothDataProvider::startServiceScan); + timer.start(); + qCDebug(boot2QtDemos) << "Active Device is now " << activeDevice->getName() << " at "<< activeDevice->getAddress(); + } + return true; +} + +void BluetoothDataProvider::endDataFetching() +{ +} + +void BluetoothDataProvider::startServiceScan() +{ + qCDebug(boot2QtDemos)<<Q_FUNC_INFO; + if (activeDevice) + activeDevice->scanServices(); +} + +void BluetoothDataProvider::temperatureReceived(double temperature) +{ + if (temperature == irTemperature) + return; + irTemperature = temperature; + emit infraredCelsiusTemperatureChanged(); +} + +void BluetoothDataProvider::barometerReceived(double temperature, double barometer) +{ + barometerCelsiusTemperature = temperature; + emit barometerCelsiusTemperatureChanged(); + barometerTemperatureAverage = (temperature + m_smaSamples * barometerTemperatureAverage) / (m_smaSamples + 1); + m_smaSamples++; + emit barometerCelsiusTemperatureAverageChanged(); + // Use a limited number of samples. It will eventually give wrong avg values, but this is just a demo... + if (m_smaSamples > 10000) + m_smaSamples = 0; + barometerHPa = barometer; + emit barometer_hPaChanged(); +} + +void BluetoothDataProvider::humidityReceived(double humidity) +{ + this->humidity = humidity; + emit relativeHumidityChanged(); +} +void BluetoothDataProvider::lightIntensityReceived(double lightIntensity) +{ + lightIntensityLux = lightIntensity; + emit lightIntensityChanged(); +} + +float BluetoothDataProvider::countRotationDegrees(double degreesPerSecond, quint64 milliseconds) +{ + const quint32 mseconds = milliseconds; + const float seconds = ((float)mseconds)/float(1000); + return ((float)degreesPerSecond) * seconds; +} + +void BluetoothDataProvider::motionReceived(MotionSensorData &data) +{ + qCDebug(boot2QtDemos) << Q_FUNC_INFO << ":" << data.gyroScope_x << "," << data.msSincePreviousData + << "=" << countRotationDegrees(data.gyroScope_x, data.msSincePreviousData); + gyroscopeX_degPerSec = data.gyroScope_x; + gyroscopeY_degPerSec = data.gyroScope_y; + gyroscopeZ_degPerSec = data.gyroScope_z; + rotation_x += countRotationDegrees(data.gyroScope_x, data.msSincePreviousData); + rotation_y += countRotationDegrees(data.gyroScope_y, data.msSincePreviousData); + rotation_z += countRotationDegrees(data.gyroScope_z, data.msSincePreviousData); + if (rotation_x > 360) + rotation_x -= 360; + else if (rotation_x < 0) + rotation_x += 360; + if (rotation_y > 360) + rotation_y -= 360; + else if (rotation_y < 0) + rotation_y += 360; + if (rotation_z > 360) + rotation_z -= 360; + else if (rotation_z < 0) + rotation_z += 360; + emit gyroscopeDegPerSecChanged(); + emit rotationXChanged(); + emit rotationYChanged(); + emit rotationZChanged(); + // Signal that all values have changed, for easier + // value change handling in clients + emit rotationValuesChanged(); + accelometer_mG_xAxis = data.accelometer_x; + accelometer_mG_yAxis = data.accelometer_y; + accelometer_mG_zAxis = data.accelometer_z; + emit accelometerGChanged(); + magnetometerMicroT_xAxis = data.magnetometer_x; + magnetometerMicroT_yAxis = data.magnetometer_y; + magnetometerMicroT_zAxis = data.magnetometer_z; + emit magnetometerMicroTChanged(); +} + +QString BluetoothDataProvider::sensorType() const +{ + return QString("Bluetooth data"); +} + +QString BluetoothDataProvider::versionString() const +{ + return QString("1.0"); +} + +void BluetoothDataProvider::updateState() +{ + switch (activeDevice->state()) { + case BluetoothDevice::Disconnected: + setState(Disconnected); + break; + case BluetoothDevice::Connected: + setState(Connected); + break; + case BluetoothDevice::Error: + setState(Error); + break; + default: + break; + } +} + +void BluetoothDataProvider::bindToDevice(BluetoothDevice *device) +{ + activeDevice = device; + startDataFetching(); +} + +BluetoothDevice *BluetoothDataProvider::device() +{ + return activeDevice; +} |