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#ifndef AMBIENTLIGHTSENSORSYM_H
#define AMBIENTLIGHTSENSORSYM_H

// QT Mobility Sensor API headers
#include <qsensorbackend.h>
#include <qambientlightsensor.h>

// Internal Headers
#include "sensorbackendsym.h"

// Sensor client headers
// Ambient Light Sensor specific header
#include <sensrvilluminationsensor.h>

QTM_USE_NAMESPACE

class CAmbientLightSensorSym: public CSensorBackendSym
    {
public:
    /**
     * Factory function, this is used to create the ambient light sensor object
     * @return CAmbientLightSensorSym if successful, leaves on failure
     */
    static CAmbientLightSensorSym* NewL(QSensor *sensor);

    /**
     * Destructor
     * Closes the backend resources
     */
    ~CAmbientLightSensorSym();

private:
    /**
     * Default constructor
     */
    CAmbientLightSensorSym(QSensor *sensor);

    /*
     * DataReceived is used to retrieve the sensor reading from sensor server
     * It is implemented here to handle ambient light sensor specific
     * reading data and provides conversion and utility code
     */
    void DataReceived(CSensrvChannel &aChannel, TInt aCount, TInt aDataLost);
    void ProcessReading();

    /**
     * Second phase constructor
     * Initialize the backend resources
     */
    void ConstructL();

public:
    /**
     * Holds the id of the accelerometer
     */
    static char const * const id;

private:
    QAmbientLightReading iReading;
    TSensrvAmbientLightData iData;
    };

#endif //AMBIENTLIGHTSENSORSYM_H