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sensord/calibrationhandler.h

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00001 
00027 #ifndef CALIBRATION_HANDLER
00028 #define CALIBRATION_HANDLER
00029 
00030 #include <QObject>
00031 #include <QString>
00032 #include <QTimer>
00033 #include "datatypes/magneticfield.h"
00034 #include "magnetometersensor.h"
00035 
00042 class CalibrationHandler : public QObject
00043 {
00044     Q_OBJECT
00045     Q_DISABLE_COPY(CalibrationHandler)
00046 
00047 public:
00052     CalibrationHandler(QObject* parent = 0);
00053 
00057     ~CalibrationHandler();
00058 
00064     bool initiateSession();
00065 
00066 public slots:
00070     void sampleReceived(const MagneticField&);
00071 
00075     void stopCalibration();
00076 
00080     void resumeCalibration();
00081 
00082 private slots:
00086     void calibrationTimeout();
00087 
00088 private:
00089     static const QString       SENSOR_NAME;    
00091     MagnetometerSensorChannel* m_sensor;       
00092     int                        m_sessionId;    
00093     int                        m_level;        
00094     QTimer                     m_timer;        
00095     int                        m_calibRate;    
00096     int                        m_calibTimeout; 
00097 };
00098 
00099 #endif // CALIBRATION_HANDLER

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