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qt5-legatus-legacy/Lts/Services/MeteoDataManagement/tcpclimate.h
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2026-08-13 18:33:10 +02:00

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/**
* Handle one climate sensor
* Requests for climate sensor data in an given interval.
* All data will be send by signal/slot connection in case of data change.
* $Id$
* $HeadURL$
* $Author$
* Created by hjl, SLSE, 2016-09-22
*/
#pragma once
#include <QTimer>
#include "tcpsocket.h"
namespace MeteoDataManagement
{
class TcpClimate final : public TcpSocket
{
Q_OBJECT
public:
explicit TcpClimate(QObject *parent = nullptr);
/**
* Connect to converter and starts reading sensor data
* @param[in] converterIp IP address of the RS232-LAN Converter
* @param[in] climatePort Port number of climate sensor on the RS232-LAN Converter
*/
void start(const QString &converterIp, quint16 climatePort);
Q_SIGNALS:
/**
* Emits signal if data were changed
*/
void sigClimateDataChanged(float pressure, float temperature, float humidity, bool climateOk);
protected Q_SLOTS:
/**
* Requests for new sensor data
*/
void onSensorDataRequest();
/**
* Timeout for new sensor data request
*/
void onRequestTimeout();
protected:
/**
* pure virtual function from TcpSocket to initialize the especially sensor device
*/
void init() override;
/**
* pure virtual function from TcpSocket to to handle the especially sensor device data
*/
void dataAvailable(const QByteArray &line) override;
/**
* Extract sensor data from given data line
* @param[in] line data line to be extacted
* @return False if an error occurded, otherwise true;
*/
bool extractDataFromLine(const QByteArray &line);
/**
* Extract especially value from given data line
* @param[in] line data line to be extracted
* @param[in] startKey extraction starts after startkey
* @param[in] endKey extraction stops before endkey
* @param[in/out] retValue reference to return value
* @return False if an error occurded, otherwise true;
*/
bool extractValueFromLine(const QByteArray &line, const QByteArray &startKey, const QByteArray &endKey, float &retValue);
QTimer *m_requestTimer; ///< Request Interval in msec
QTimer *m_requestTimeoutTimer; ///< Request Timeout in mse
float m_pressure; ///< pressure in hPa
float m_temperature; ///< temperature in Grad C
float m_humidity; ///< humidity in %
bool m_dataChanged; ///< if true, sensor data were changed
};
} // namespace MeteoDataManagement