/**************************************************************************** ** ** 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. 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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 "mockdataprovider.h" #include #define MOCK_DATA_SLOW_REFRESH_INTERVAL_MS 1000 #define MOCK_DATA_RAPID_REFRESH_INTERVAL_MS 200 MockDataProvider::MockDataProvider(QString id, QObject *parent) : SensorTagDataProvider(id, parent) , xAxisG(-0.02f) , yAxisG(0.0f) , zAxisG(0.02f) , luxIncrease(100) , rotationDegPerSecXIncrease(5) , rotationDegPerSecYIncrease(7) , rotationDegPerSecZIncrease(-9) , m_smaSamples(0) { intervalRotation = MOCK_DATA_RAPID_REFRESH_INTERVAL_MS; humidity = 40; irAmbientTemperature = 25; irObjectTemperature = 25; barometerCelsiusTemperature = 25; barometerHPa = 1040; pressureAtZeroAltitude = 1040; accelometerX = 1; accelometerZ = 0; magnetometerMicroT_xAxis = 333; magnetometerMicroT_yAxis = 666; magnetometerMicroT_zAxis = 999; } bool MockDataProvider::startDataFetching() { // Mock data is immediately available setState(Connected); qsrand(QDateTime::currentMSecsSinceEpoch() / 1000); connect(&slowUpdateTimer, &QTimer::timeout, this, &MockDataProvider::slowTimerExpired, Qt::UniqueConnection); slowUpdateTimer.start(MOCK_DATA_SLOW_REFRESH_INTERVAL_MS); connect(&rapidUpdateTimer, &QTimer::timeout, this, &MockDataProvider::rapidTimerExpired, Qt::UniqueConnection); rapidUpdateTimer.start(MOCK_DATA_RAPID_REFRESH_INTERVAL_MS); return true; } void MockDataProvider::endDataFetching() { slowUpdateTimer.stop(); rapidUpdateTimer.stop(); } QString MockDataProvider::sensorType() const { return QLatin1String("Mock data"); } QString MockDataProvider::versionString() const { return QLatin1String("1.1"); } void MockDataProvider::slowTimerExpired() { /* Emit the signals even if values are unchanged. * Otherwise the scrolling graphs in UI will not scroll. */ // Humidity goes randomly up and down between 20% and 60% humidity += static_cast((qrand() % 11)-5)/10; if (humidity > 60) humidity = 60; if (humidity < 20) humidity = 20; emit relativeHumidityChanged(); // IR temperature goes randomly up OR down by half of a degree. So does barometer temperature. if (qrand() % 2) irAmbientTemperature -= 5; else irAmbientTemperature += 5; if (irAmbientTemperature > 38) irAmbientTemperature = 38; if (irAmbientTemperature < 10) irAmbientTemperature = 10; emit infraredAmbientTemperatureChanged(); irObjectTemperature = irAmbientTemperature + 2; emit infraredObjectTemperatureChanged(); if (qrand() % 2) barometerCelsiusTemperature -= 0.5; else barometerCelsiusTemperature += 0.5; if (barometerCelsiusTemperature > 38) barometerCelsiusTemperature = 38; if (barometerCelsiusTemperature < 15) barometerCelsiusTemperature = 15; emit barometerCelsiusTemperatureChanged(); barometerTemperatureAverage = (barometerCelsiusTemperature + m_smaSamples * barometerTemperatureAverage) / (m_smaSamples + 1); emit barometerCelsiusTemperatureAverageChanged(); m_smaSamples++; // 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; // Light intensity switches between bright and dark (~0 and ~400) lightIntensityLux += luxIncrease; if (lightIntensityLux <= 0) luxIncrease = 100; if (lightIntensityLux >= 400) luxIncrease = -100; emit lightIntensityChanged(); // Air pressure goes between 1030 and 1050, in 0.05 steps if (qrand() % 2) barometerHPa -= 0.05; else barometerHPa += 0.05; if (barometerHPa > 1050) barometerHPa = 1050; if (barometerHPa < 1030) barometerHPa = 1030; emit barometer_hPaChanged(); calculateZeroAltitude(); } void MockDataProvider::rapidTimerExpired() { //Rotate counter-clockwise around Z axis accelometerX += xAxisG; if (accelometerX < -1) { xAxisG = xAxisG * -1; accelometerX = -1; } else if (accelometerX > 1) { xAxisG = xAxisG * -1; accelometerX = 1; } accelometerZ += zAxisG; if (accelometerZ < -1) { zAxisG = zAxisG * -1; accelometerZ = -1; } else if (accelometerZ > 1) { zAxisG = zAxisG * -1; accelometerZ = 1; } emit accelometerChanged(); magnetometerMicroT_xAxis += 100; magnetometerMicroT_yAxis += 100; magnetometerMicroT_zAxis += 100; if (magnetometerMicroT_xAxis > 1500) magnetometerMicroT_xAxis -= 3000; if (magnetometerMicroT_yAxis > 1500) magnetometerMicroT_yAxis -= 3000; if (magnetometerMicroT_zAxis > 1500) magnetometerMicroT_zAxis -= 3000; emit magnetometerMicroTChanged(); rotation_x += 1; if (rotation_x > 360) rotation_x -= 360; rotation_y += 4; if (rotation_y > 360) rotation_y -= 360; rotation_z += 9; if (rotation_z > 360) rotation_z -= 360; emit rotationXChanged(); emit rotationYChanged(); emit rotationZChanged(); // Signal that all values have changed, for easier // value change handling in clients emit rotationValuesChanged(); gyroscopeX_degPerSec += rotationDegPerSecXIncrease; if ((gyroscopeX_degPerSec > 240) || (gyroscopeX_degPerSec < -240)) rotationDegPerSecXIncrease *= -1; gyroscopeY_degPerSec += rotationDegPerSecYIncrease; if ((gyroscopeY_degPerSec > 240) || (gyroscopeY_degPerSec < -240)) rotationDegPerSecYIncrease *= -1; gyroscopeZ_degPerSec += rotationDegPerSecZIncrease; if ((gyroscopeZ_degPerSec > 240) || (gyroscopeZ_degPerSec < -240)) rotationDegPerSecZIncrease *= -1; emit gyroscopeDegPerSecChanged(); } void MockDataProvider::startServiceScan() { } void MockDataProvider::reset() { rotation_x = 0; rotation_y = 0; rotation_z = 0; emit rotationXChanged(); emit rotationYChanged(); emit rotationZChanged(); pressureAtZeroAltitude = 1040; }