iot-sensortag: Visual style updated for most of the charts

    - Updated appearance and graphics of ambient and object temperature, air pressure, humidity and light charts.
    - Removed AirPressure chart
    - Added Altitude chart
    - Added altitude information to SensorTagData and derived classes

Change-Id: Ief8eb9dd4f87f967b037eed3e9a4dd12c3c6efc9
Reviewed-by: Titta Heikkala <titta.heikkala@qt.io>

1 files changed, 3 insertions, 1 deletions

diff --git a/tradeshow/iot-sensortag/bluetoothdataprovider.h b/tradeshow/iot-sensortag/bluetoothdataprovider.h
index ac7c417..f4c4b15 100644
--- a/tradeshow/iot-sensortag/bluetoothdataprovider.h
+++ b/tradeshow/iot-sensortag/bluetoothdataprovider.h
@@ -82,7 +82,8 @@ public slots:
     void motionReceived(MotionSensorData &data);
 
 protected:
-    void reset();
+    void reset() override;
+    virtual void recalibrateZeroAltitude();
 
 private:
     void updateState();
@@ -90,6 +91,7 @@ private:
     BluetoothDevice* activeDevice;
     QTimer timer;
     int m_smaSamples;
+    int m_zeroAltitudeSamples;
     float gyroscopeX_calibration;
     float gyroscopeY_calibration;
     float gyroscopeZ_calibration;