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DataCenter/DataCenter.cpp Normal file
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#include "DataCenter.h"
#include <QDebug>
#include <FileOperation/ConfigFiles.h>
DataCenter::DataCenter(OpcUaManager *opcManager, QObject *parent)
: QObject(parent)
, m_opcManager(opcManager)
, m_cyclicTimer(new QTimer(this))
, m_currentReadIndex(0)
{
Q_ASSERT(opcManager != nullptr); // 确保OPC管理器有效
// 连接定时器
connect(m_cyclicTimer, &QTimer::timeout, this, &DataCenter::onTimerTimeout);
// 连接OPC读取信号仅处理数据读取逻辑
connect(m_opcManager, &OpcUaManager::readCompleted,
this, &DataCenter::handleReadCompleted);
// 转发错误信号
connect(m_opcManager, &OpcUaManager::errorOccurred,
this, &DataCenter::errorOccurred);
connect(m_opcManager, &OpcUaManager::reconnected,
this, &DataCenter::refreshAllNodes);
}
//
void DataCenter::InitData(){
QList<QStringList> FileData = ConfigFiles().ReadFile_Csv("./ProgramConfig/OpcUA_Node_Config.csv");
for (int row = 1; row < FileData.size()-1; ++row)
{
addMonitoredNode(FileData.at(row)[3], FileData.at(row)[0],FileData.at(row)[2],FileData.at(row)[1],FileData.at(row)[2]);
}
}
// 添加监控节点仅数据层操作不涉及UI
void DataCenter::addMonitoredNode(const QString &nodeId, const QString &nodeName,const QString &varName,const QString &TableName,const QString &FieldName)
{
if (gOPC_NodeName.contains(nodeId)) {
qWarning() << "节点已存在:" << nodeId;
return;
}
QString NName = nodeName.isEmpty() ? nodeId : nodeName;
QString VName = varName.isEmpty() ? nodeId : varName;
gOPC_NodeName[nodeId] = NName;
gOPC_VarName[nodeId] = VName;
gOPC_SqlTable[nodeId] = TableName;
gOPC_SqlField[nodeId] = FieldName;
gOPC_NodeList.append(nodeId);
gOPC_NodeValue[nodeId] = QVariant(); // 初始化值
}
// 开始循环读取(纯数据操作)
void DataCenter::startCyclicRead(int intervalMs)
{
if (gOPC_NodeList.isEmpty()) {
emit errorOccurred("没有需要监控的节点,请先添加节点");
return;
}
int actualInterval = qMax(intervalMs, 3); // 最小间隔100ms
m_cyclicTimer->stop(); // <-- 关键:先停
m_cyclicTimer->start(actualInterval); // <-- 再启
m_currentReadIndex = 0;
}
// 停止循环读取
void DataCenter::stopCyclicRead()
{
m_cyclicTimer->stop();
}
void DataCenter::refreshAllNodes()
{
if (gOPC_NodeList.isEmpty())
return;
// 重置索引
m_currentReadIndex = 0;
// 如果定时器没开,重新启动它
if (!m_cyclicTimer->isActive()) {
m_cyclicTimer->start(); // 使用之前设置的间隔
}
// 立即触发一次读取(可选)
onTimerTimeout();
}
// 通过节点ID获取值
QVariant DataCenter::getNodeValue(const QString &nodeId) const
{
return gOPC_NodeValue.value(nodeId, QVariant());
}
// 通过节点名称获取值
QVariant DataCenter::getNodeValueByName(const QString &nodeName) const
{
for (auto it = gOPC_NodeName.constBegin(); it != gOPC_NodeName.constEnd(); ++it) {
if (it.value() == nodeName) {
return gOPC_NodeValue.value(it.key(), QVariant());
}
}
return QVariant();
}
// 定时器触发,循环读取下一个节点(纯数据逻辑)
void DataCenter::onTimerTimeout()
{
if (gOPC_NodeList.isEmpty()) return;
// 循环索引处理
if (m_currentReadIndex >= gOPC_NodeList.size()) {
m_currentReadIndex = 0;
}
// 读取当前节点(仅数据操作)
QString nodeId = gOPC_NodeList[m_currentReadIndex];
if (!m_opcManager->readNodeValue(nodeId)) {
emit errorOccurred("读取节点失败: " + nodeId);
m_currentReadIndex++; // 无论成功与否都移动到下一个
}
}
// 处理读取结果并缓存(仅数据处理)
void DataCenter::handleReadCompleted(const QVariant &value, const QString &nodeId)
{
if (!gOPC_NodeName.contains(nodeId)) return;
// 更新缓存值
gOPC_NodeValue[nodeId] = value;
// 发送更新信号仅传递数据不涉及UI
emit nodeValueUpdated(nodeId, gOPC_NodeName[nodeId],gOPC_VarName[nodeId], value);
// 移动到下一个节点
m_currentReadIndex++;
// if(DC_SetST.funts_SetSysInitOjb(gSysInfo,gOPC_VarName[nodeId],value)) return;
// else if (DC_SetST.funts_SetSysInitOjb(gSysInfo,gOPC_VarName[nodeId],value)) return;
}