server extensions

move gpio and visa extensions to extensions folder
2026-10-26 21:51:13 +01:00 · 2026-02-14 14:32:43 +01:00
parent cf3aa22164
commit 2e1d461026
9 changed files with 14 additions and 74 deletions
@@ -0,0 +1,73 @@
+#include "visa.hpp"
+#include <QCoreApplication>
+#include <QTcpSocket>
+
+Visa::Visa(QObject *parent)
+    : QObject(parent), m_tcp_socket(new QTcpSocket(this)), m_connected(false), m_reconnect(false)
+{
+    QObject::connect(m_tcp_socket, &QTcpSocket::connected, this, [=, this] {
+        m_connected = true;
+        emit s_connected();
+    });
+    QObject::connect(m_tcp_socket, &QTcpSocket::disconnected, this, [=, this] {
+        m_connected = false;
+        emit s_disconnected();
+        if (m_reconnect)
+        {
+            connect(m_ip, m_port);
+            m_reconnect = false;
+        }
+    });
+    QObject::connect(m_tcp_socket, &QTcpSocket::readyRead, this, [=, this] {
+        emit s_data_ready(QString::fromUtf8(m_tcp_socket->readAll()));
+    });
+}
+Visa::~Visa()
+{
+    if (m_connected)
+        m_tcp_socket->disconnect();
+}
+
+void Visa::connect(QString ip, quint16 port)
+{
+    if (m_connected)
+    {
+        m_tcp_socket->disconnect();
+        m_ip = ip;
+        m_port = port;
+        m_reconnect = true;
+        return;
+    }
+    m_tcp_socket->connectToHost(ip, port);
+}
+
+void Visa::disconnect()
+{
+    m_tcp_socket->disconnect();
+}
+
+bool Visa::connected() const
+{
+    return m_connected;
+}
+
+void Visa::send(QString data)
+{
+    data.append('\n');
+    m_tcp_socket->write(data.toUtf8());
+    m_tcp_socket->waitForBytesWritten();
+}
+
+QString Visa::query(QString data)
+{
+    uint32_t counter = 0;
+    m_data.clear();
+    send(data);
+    while (!m_data_ready && counter < 1024)
+    {
+        QCoreApplication::processEvents();
+        counter++;
+    }
+
+    return m_data;
+}