Initial commit

Lts/Services/MeteoDataManagement/tcpclimate.h

@@ -0,0 +1,87 @@
+/**
+  * 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