#ifndef _HT_YMODEMFILETRANSMIT_H
#define _HT_YMODEMFILETRANSMIT_H
 
#include <QFile>
#include <QTimer>
#include <QObject>
#include <QSerialPort>
#include "HTYModem.h"
 
class YmodemFileTransmit : public QObject, public Ymodem
{
    Q_OBJECT
 
public:
    explicit YmodemFileTransmit(QObject *parent = 0);
    ~YmodemFileTransmit();
 
    void setFileName(const QString &name);
 
    void setPortName(const QString &name);
    void setPortBaudRate(qint32 baudrate);
 
    bool startTransmit();
    void stopTransmit();
 
    int getTransmitProgress();
    Status getTransmitStatus();
 
signals:
    void transmitProgress(int progress);
    void transmitStatus(YmodemFileTransmit::Status status);
 
private slots:
    void readTimeOut();
    void writeTimeOut();
 
private:
    Code callback(Status status, uint8_t *buff, uint32_t *len);
 
    uint32_t read(uint8_t *buff, uint32_t len);
    uint32_t write(uint8_t *buff, uint32_t len);
 
    QFile       *file;
    QTimer      *readTimer;
    QTimer      *writeTimer;
    QSerialPort *serialPort;
 
    int      progress;
    Status   status;
    uint64_t fileSize;
    uint64_t fileCount;
};
 
#endif // _HT_YMODEMFILETRANSMIT_H