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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_socket, &QTcpSocket::connected, this, &Xpl2Client::onConnected);
connect(&m_socket, &QTcpSocket::disconnected, this,
&Xpl2Client::onDisconnected);
connect(&m_socket, &QTcpSocket::readyRead, this, &Xpl2Client::onReadyRead);
connect(&m_socket, &QAbstractSocket::errorOccurred, this,
&Xpl2Client::onErrorOccurred);
}
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::port() const { return m_port; }
void Xpl2Client::setPort(quint16 port) {
if (m_port == port)
return;
m_port = port;
emit portChanged();
}
bool Xpl2Client::isConnected() const {
return m_socket.state() == QAbstractSocket::ConnectedState;
}
void Xpl2Client::connectToServer() {
if (isConnected()) {
emit statusMessage(QStringLiteral("Already connected"));
return;
}
emit statusMessage(
QStringLiteral("Connecting to %1:%2…").arg(m_host).arg(m_port));
m_socket.connectToHost(m_host, m_port);
}
void Xpl2Client::disconnectFromServer() {
if (!isConnected())
return;
m_socket.disconnectFromHost();
}
void Xpl2Client::sendCommand(const QString &command) {
if (!isConnected()) {
emit errorOccurred(QStringLiteral("Not connected"));
return;
}
QByteArray data = command.toUtf8() + '\n';
m_socket.write(data);
emit statusMessage(QStringLiteral("Sent: %1").arg(command));
}
void Xpl2Client::onConnected() {
emit connectedChanged();
emit statusMessage(QStringLiteral("Connected to %1:%2")
.arg(m_socket.peerName())
.arg(m_socket.peerPort()));
}
void Xpl2Client::onDisconnected() {
emit connectedChanged();
emit statusMessage(QStringLiteral("Disconnected"));
}
void Xpl2Client::onReadyRead() {
while (m_socket.canReadLine()) {
QString line = QString::fromUtf8(m_socket.readLine()).trimmed();
emit responseReceived(line);
}
}
void Xpl2Client::onErrorOccurred(QAbstractSocket::SocketError error) {
Q_UNUSED(error)
emit errorOccurred(m_socket.errorString());
}
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