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/**
* @file Xpl2Client.cpp
* @brief TCP client for the Alchemie XPL2 printhead protocol.
*/
#include "Xpl2Client.h"
Xpl2Client::Xpl2Client (QObject *parent) : QObject (parent)
{
connect (&m_commandSocket, &QTcpSocket::connected, this,
&Xpl2Client::onCommandSocketConnected);
connect (&m_commandSocket, &QTcpSocket::disconnected, this,
&Xpl2Client::onCommandSocketDisconnected);
connect (&m_commandSocket, &QTcpSocket::readyRead, this,
&Xpl2Client::onCommandSocketReadyRead);
connect (&m_commandSocket, &QAbstractSocket::errorOccurred, this,
&Xpl2Client::onCommandSocketError);
connect (&m_imagingSocket, &QTcpSocket::connected, this,
&Xpl2Client::onImagingSocketConnected);
connect (&m_imagingSocket, &QTcpSocket::disconnected, this,
&Xpl2Client::onImagingSocketDisconnected);
connect (&m_imagingSocket, &QTcpSocket::readyRead, this,
&Xpl2Client::onImagingSocketReadyRead);
connect (&m_imagingSocket, &QAbstractSocket::errorOccurred, this,
&Xpl2Client::onImagingSocketError);
connect (&m_statusSocket, &QTcpSocket::connected, this,
&Xpl2Client::onStatusSocketConnected);
connect (&m_statusSocket, &QTcpSocket::disconnected, this,
&Xpl2Client::onStatusSocketDisconnected);
connect (&m_statusSocket, &QTcpSocket::readyRead, this,
&Xpl2Client::onStatusSocketReadyRead);
connect (&m_statusSocket, &QAbstractSocket::errorOccurred, this,
&Xpl2Client::onStatusSocketError);
}
QString
Xpl2Client::host () const
{
return m_host;
}
void
Xpl2Client::setHost (const QString &host)
{
if (m_host == host)
return;
m_host = host;
emit hostChanged ();
}
quint16
Xpl2Client::commandPort () const
{
return m_commandPort;
}
void
Xpl2Client::setCommandPort (quint16 port)
{
if (m_commandPort == port)
return;
m_commandPort = port;
emit commandPortChanged ();
}
quint16
Xpl2Client::imagingPort () const
{
return m_imagingPort;
}
void
Xpl2Client::setImagingPort (quint16 port)
{
if (m_imagingPort == port)
return;
m_imagingPort = port;
emit imagingPortChanged ();
}
quint16
Xpl2Client::statusPort () const
{
return m_statusPort;
}
void
Xpl2Client::setStatusPort (quint16 port)
{
if (m_statusPort == port)
return;
m_statusPort = port;
emit statusPortChanged ();
}
bool
Xpl2Client::isConnected () const
{
return m_connected;
}
void
Xpl2Client::connectToServer ()
{
if (m_connected)
{
emit statusMessage (QStringLiteral ("Already connected"));
return;
}
emit statusMessage (QStringLiteral ("Connecting to %1 (ports %2/%3/%4)…")
.arg (m_host)
.arg (m_commandPort)
.arg (m_imagingPort)
.arg (m_statusPort));
m_commandSocket.connectToHost (m_host, m_commandPort);
m_imagingSocket.connectToHost (m_host, m_imagingPort);
m_statusSocket.connectToHost (m_host, m_statusPort);
}
void
Xpl2Client::disconnectFromServer ()
{
m_commandSocket.disconnectFromHost ();
m_imagingSocket.disconnectFromHost ();
m_statusSocket.disconnectFromHost ();
}
void
Xpl2Client::sendToCommandSocket (const QString &message)
{
sendToSocket (m_commandSocket, QStringLiteral ("Command"), message);
}
void
Xpl2Client::sendToImagingSocket (const QString &message)
{
sendToSocket (m_imagingSocket, QStringLiteral ("Imaging"), message);
}
void
Xpl2Client::sendToStatusSocket (const QString &message)
{
sendToSocket (m_statusSocket, QStringLiteral ("Status"), message);
}
void
Xpl2Client::sendToSocket (QTcpSocket &socket, const QString &label,
const QString &message)
{
if (socket.state () != QAbstractSocket::ConnectedState)
{
emit errorOccurred (
QStringLiteral ("%1 socket not connected").arg (label));
return;
}
QByteArray data = message.toUtf8 () + '\n';
socket.write (data);
emit statusMessage (QStringLiteral ("Sent [%1]: %2").arg (label, message));
}
void
Xpl2Client::updateConnectedState ()
{
bool allConnected
= m_commandSocket.state () == QAbstractSocket::ConnectedState
&& m_imagingSocket.state () == QAbstractSocket::ConnectedState
&& m_statusSocket.state () == QAbstractSocket::ConnectedState;
if (m_connected == allConnected)
return;
m_connected = allConnected;
emit connectedChanged ();
}
void
Xpl2Client::onCommandSocketConnected ()
{
emit statusMessage (QStringLiteral ("Command socket connected"));
updateConnectedState ();
}
void
Xpl2Client::onCommandSocketDisconnected ()
{
emit statusMessage (QStringLiteral ("Command socket disconnected"));
updateConnectedState ();
}
void
Xpl2Client::onCommandSocketReadyRead ()
{
while (m_commandSocket.canReadLine ())
{
QString line
= QString::fromUtf8 (m_commandSocket.readLine ()).trimmed ();
emit commandSocketResponseReceived (line);
}
}
void
Xpl2Client::onCommandSocketError (QAbstractSocket::SocketError error)
{
Q_UNUSED (error)
emit errorOccurred (
QStringLiteral ("Command: %1").arg (m_commandSocket.errorString ()));
}
void
Xpl2Client::onImagingSocketConnected ()
{
emit statusMessage (QStringLiteral ("Imaging socket connected"));
updateConnectedState ();
}
void
Xpl2Client::onImagingSocketDisconnected ()
{
emit statusMessage (QStringLiteral ("Imaging socket disconnected"));
updateConnectedState ();
}
void
Xpl2Client::onImagingSocketReadyRead ()
{
while (m_imagingSocket.canReadLine ())
{
QString line
= QString::fromUtf8 (m_imagingSocket.readLine ()).trimmed ();
emit imagingSocketResponseReceived (line);
}
}
void
Xpl2Client::onImagingSocketError (QAbstractSocket::SocketError error)
{
Q_UNUSED (error)
emit errorOccurred (
QStringLiteral ("Imaging: %1").arg (m_imagingSocket.errorString ()));
}
void
Xpl2Client::onStatusSocketConnected ()
{
emit statusMessage (QStringLiteral ("Status socket connected"));
updateConnectedState ();
}
void
Xpl2Client::onStatusSocketDisconnected ()
{
emit statusMessage (QStringLiteral ("Status socket disconnected"));
updateConnectedState ();
}
void
Xpl2Client::onStatusSocketReadyRead ()
{
while (m_statusSocket.canReadLine ())
{
QString line = QString::fromUtf8 (m_statusSocket.readLine ()).trimmed ();
emit statusSocketResponseReceived (line);
}
}
void
Xpl2Client::onStatusSocketError (QAbstractSocket::SocketError error)
{
Q_UNUSED (error)
emit errorOccurred (
QStringLiteral ("Status: %1").arg (m_statusSocket.errorString ()));
}
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