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