#ifndef DATASOURCE_H
#define DATASOURCE_H

#include <QObject>
#include <QSerialPort>
#include <QVector>
#include <QPoint>
#include "structures.h"

enum ParserState {
  StateIdle = 0,
  StateHeader,
  StateData,
};
/**
 */
class DataSource : public QObject {
    Q_OBJECT
  QSerialPort    usart;
  TrigerSettings trigerSettings;
  char      *    in_buffer;
  ParserState    state;
  char      *    packet_buf;
  int            packet_cnt;
  SendHeader     header;
  bool           catching;
  public:
    explicit DataSource (QObject * p = nullptr);
    virtual ~DataSource ();
    TrigerSettings * getTrigger () {
      return & trigerSettings;
    }
    void SendTrigerMode (int n);
    void SendTrigerEdge (int n);
    void SendTrigerChan (int n);
    void SendBaseRange  (int n);
    void Start          ();
  public slots:
    void read_data ();
    void SettingChanged (int n);
  signals:
    void Channels_received(QVector<int>, QVector<int>);
    void PaketTriggered   ();
  protected:
    void parse_input (const char * data, const long len);
    void parse_packet ();
    void parse_header ();
  protected:
    void send_trig_mode ();
};

#endif // DATASOURCE_H