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#ifndef SERIALHELPER_H

#define SERIALHELPER_H

#include "GlobalDefines.h"

#include <QtSerialPort>

#define SERIAL_NEWLINE_CHAR "\n"

#define SERIAL_BUFFER_SIZE	32

class SerialHelper : public QObject

{

        Q_OBJECT

    public:

        SerialHelper(QObject *parent = 0);

        ~SerialHelper();

        bool connected;

    public slots:

        // Inbound from SerialController

        void QueryParameters(void);

        void Connect(QString port, QString speed, QString dataBits,

                     QString stopBits, QString parity, QString flowControl);

        void Disconnect(bool errored = false);

        void TransmitString(QString string);

        void TransmitByteArray(QByteArray data);

        // Local processing of received data

        void ProcessIncomingData(void);

        void ProcessError(QSerialPort::SerialPortError error);

    signals:

        // Outbound to SerialController

        void UpdateParameters(QStringList ports, QStringList speeds, QStringList dataBits,

                              QStringList stopBits, QStringList parity, QStringList flowControl);

        void ReceivedByte(QByteArray);

        void Connected(void);

        void Disconnected(void);

        void UpdateStatus(QString string);

    private:

        QSerialPort *serialPort;

        QStringList speeds;

        QStringList dataBits;

        QStringList stopBits;

        QStringList parity;

        QStringList flowControl;

        char bufferIn[SERIAL_BUFFER_SIZE];

        int bufferInIndex;

        bool bufferInOverflow;

        QString currString;

};

#endif // SERIALHELPER_H