125 lines
2.9 KiB
C++
Executable File
125 lines
2.9 KiB
C++
Executable File
/**
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* AVS-Interface for VideoOverlayManagement
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* $Id$
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* $HeadURL$
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* $Author$
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* Created by hjl, SLSE, 2016-06-24
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*/
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#pragma once
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#include <QtCore/QObject>
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#include <QtNetwork/QHostAddress>
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#include "logger.h"
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// Forwarddeclarations
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class QTcpSocket;
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class QTimer;
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namespace VideoOverlayManagement
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{
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enum class AvsIfConnectionState
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{
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Undefined = 0,
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Connected,
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Disconnected,
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TryReconnect,
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ConnectionError,
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};
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enum class AvsCmdState
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{
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Ok = 200,
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KeepAlive = 298,
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BadArguments = 402,
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CommandNotStateValid = 455
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};
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class AvsInterface
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: public QObject
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{
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Q_OBJECT
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public:
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/**
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* Constructor connect to plugboard
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* @param[in] enableTryReconnect if true, try reconnection
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* @param[in] parent Pointer to parent qObject
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*/
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AvsInterface(bool enableTryReconnect, QObject *parent = nullptr);
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~AvsInterface();
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/**
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* Connect to AVS RCP_AVA
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* @param[in] hostName Hostname or Ip address to get access to AVS
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* @param[in] port Ip port to get access to AVS
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*/
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void start(const QString &hostName, quint16 port);
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AvsIfConnectionState getAvsIfState()
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{
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return m_avsIfConnectionState;
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}
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/**
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* Send data to connected TcpSocket
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* @param[in] qba Data to be transfered completed with "\r\n"
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*/
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bool sendCommand(const QByteArray &qba);
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Q_SIGNALS:
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/**
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* Signals current AVS connection state
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*/
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void avsIfConnectionState(AvsIfConnectionState);
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/**
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* Signals current AVS command state
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*/
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void avsCmdState(AvsCmdState);
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/**
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* Signals an missing AVS keep-alive
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* If the parameter 'enableTryReconnect' is set
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* the connection attempting to restore automatically
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*/
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void avsKeepAliveTimeout();
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/**
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* Define the signal/slots connects uesd for TcpSocket
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*/
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protected Q_SLOTS:
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void doConnect();
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void onConnected();
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void onDisonnected();
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void onError(QAbstractSocket::SocketError);
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void onReadyRead();
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void onAvsKeepAliveTimeout();
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private: // methode
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void tryReconnect();
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private: // attributes
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QString m_hostName; ///< Hostname or Ip address to get access to AVS
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QString m_ipAddressDNS; ///< DNS IP address of AVS
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quint16 m_hostPort; ///< Ip port to get access to AVS
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qint32 m_waitTime; ///< delay before try reconnection
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bool m_enableTryReconnect; ///< if true, enables try reconnection
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bool m_tryReconnect; ///< if true, try reconnection
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QTimer *m_avsKeepAliveTimer; ///< AVS keep-alive timer
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qint32 m_keepAliveTime; ///< AVS keep-alive time intervall in msec
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AvsIfConnectionState m_avsIfConnectionState; ///< AVS Interface connection state
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QTcpSocket *m_socket; ///< pointer to tcpsocket object
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QByteArray m_buffer; ///< data buffer to hold incoming data form tcpsocket
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NGL::INGLLogger &m_logger; ///< Interface to the Logging-Facility
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};
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} // namespace VideoOverlayManagement
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