646 lines
20 KiB
C++
646 lines
20 KiB
C++
#include <QHBoxLayout>
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#include <QRandomGenerator>
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#include <cmath>
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#include <limits>
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#include <qcustomplot.h>
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#include "centralwidget.h"
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#include "filemanager.h"
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#include "pointcalculate.h"
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#include "logger.h"
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CentralWidget::CentralWidget(QWidget *parent)
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: QWidget(parent),
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_customPlot(new QCustomPlot(this))
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,_analysisMode(AnalysisMode::None)
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{
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setMouseTracking(true);
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setStyleSheet("background-color: lightgray;");
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resize(888, 666);
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QHBoxLayout *layout = new QHBoxLayout();
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layout->setMargin(0);
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layout->addWidget(_customPlot);
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this->setLayout(layout);
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// 创建两条竖线
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_line1 = new QCPItemStraightLine(_customPlot);
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_line1->point1->setCoords(20, _customPlot->yAxis->range().lower);
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_line1->point2->setCoords(20, _customPlot->yAxis->range().upper);
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_line1->setPen(QPen(Qt::red));
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_line1->setSelectable(true);
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_line2 = new QCPItemStraightLine(_customPlot);
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_line2->point1->setCoords(40, _customPlot->yAxis->range().lower);
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_line2->point2->setCoords(40, _customPlot->yAxis->range().upper);
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_line2->setPen(QPen(Qt::red));
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_line2->setSelectable(true);
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// 安装事件过滤器
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// _graph = _customPlot->addGraph(0);
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// _eventHandler = new EventHandler(_customPlot, _line1, _line2, _graph, nullptr);
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_eventHandler = new EventHandler(_customPlot, _line1, _line2, nullptr);
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_eventHandler->setEnable(true);
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_customPlot->installEventFilter(_eventHandler);
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_customPlot->setInteractions(QCP::iRangeDrag | QCP::iRangeZoom | QCP::iSelectPlottables);
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connect(_eventHandler,&EventHandler::sigSendLineXCoord,
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this,&CentralWidget::sigSendLineXCoord);
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// connect(_customPlot, &QCustomPlot::selectionChangedByUser,
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// this, &CentralWidget::slotSelectionChanged);
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setEventHandlerEnable(false);
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//
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#if 0
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// init data
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QVector<double> x(101), y(101);
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for (int i = 0; i < 101; i++) {
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x[i] = i / 50.0 - 1;//设置x的范围为-1~1
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y[i] = x[i] * x[i];
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}
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_customPlot->graph(0)->setData(x, y);
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//设置坐标轴标签
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_customPlot->xAxis->setLabel("x coordinates");
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_customPlot->yAxis->setLabel("y coordinates");
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//设置坐标轴范围，以便我们可以看到全部数据
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_customPlot->xAxis->setRange(0, 1);
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_customPlot->yAxis->setRange(0, 100);
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_customPlot->replot();
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#endif
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// startTimer(1000);
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}
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CentralWidget::~CentralWidget()
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{
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FileManager::close();
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}
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void CentralWidget::setAnalysisMode(const CentralWidget::AnalysisMode mode)
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{
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_analysisMode = mode;
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switch (mode)
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{
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case AnalysisMode::NumericalLabel:
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case AnalysisMode::StartPoint:
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case AnalysisMode::StopPoint:
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case AnalysisMode::PeakSynthesisAnalysis:
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case AnalysisMode::GlassTransition:
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setEventHandlerEnable(true);
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break;
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default:
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break;
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}
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}
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void CentralWidget::slotModeModify(const Global::Mode mode)
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{
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if (Global::Mode::ExperimentStart == mode)
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{
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#if 0
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if (_customPlot->graphCount() > 0 && _currentGraph)
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{
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// 清除第一个图表上的数据
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_currentGraph->setData(QVector<double>(), QVector<double>());
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}
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#endif
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// 创建画布,设置画布上的点数据
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// _graph = _customPlot->addGraph();
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// 设置坐标轴标签
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_customPlot->xAxis->setLabel("Temp/℃");
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_customPlot->yAxis->setLabel("DSC/mW");
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// 设置坐标轴范围，以便我们可以看到全部数据
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_customPlot->xAxis->setRange(0, 400);
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_customPlot->yAxis->setRange(-20, 20);
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}
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else if (Global::Mode::Analysis == mode)
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{
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qDebug() << "file close...";
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FileManager::close();
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}
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}
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void CentralWidget::slotRecvCommonData(const CommonData &cd)
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{
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qDebug() << "slotRevCommonData";
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_customPlot->graph(0)->addData(cd.sample_temp, cd.dsc); // 添加数据到曲线
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_customPlot->replot();
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_customPlot->rescaleAxes();
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//
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FileManager::writeExperimentFile(cd);
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}
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void CentralWidget::slotRecvAnalysisFileName(const QString &fileName)
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{
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qDebug() << "slotRecvAnalysisFileName" << fileName;
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//
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// clearData(ClearDataMode::All);
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//
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_dataVtr.clear();
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FileManager::readExperimentFile(fileName, _dataVtr);
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if (_dataVtr.size() < 0)
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{
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return;
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}
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//
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// _customPlot->xAxis->setRange(0, 500);
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// _customPlot->yAxis->setRange(-20, 20);
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PointCalculate::setExperimentData(_dataVtr);
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QPair<QPointF,QPointF>startEndPointPair = PointCalculate::getStartAndEndPoint();
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QPointF endPoint = startEndPointPair.second;
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_customPlot->xAxis->setRange(0, endPoint.x() / 3 * 4);
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QPointF peakPoint = PointCalculate::getPeakPoint();
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float absY = std::abs(peakPoint.y());
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_customPlot->yAxis->setRange(- absY * 2,absY *2);
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// 设置坐标轴标签
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_customPlot->yAxis->setLabel("DSC/mW");
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_customPlot->xAxis->setLabel("Temp/℃");
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QVector<double> tVtr,xVtr, yVtr;
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int index = 0;
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for (FileManager::ExperimentData &ed : _dataVtr)
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{
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tVtr.push_back(index++);
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xVtr.push_back(ed.sampleTemp);
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yVtr.push_back(ed.dsc);
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}
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_currentCurve = new QCPCurve(_customPlot->xAxis, _customPlot->yAxis);
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_currentCurve->setData(tVtr, xVtr, yVtr);
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// _currentCurve->setPen(QPen(Qt::red)); // 设置线条颜色为红色
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// _currentCurve->setBrush(QBrush(QColor(255, 0, 0, 20))); // 设置填充颜色并带有透明度
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_currentCurve->setSelectable(QCP::stWhole); // 设置曲线可选
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// _currentCurve->setSelectable(QCP::stPlottable); // 设置曲线可选
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Global::instance()->_curveDataVtr.push_back(
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qMakePair<QCPCurve*,QVector<FileManager::ExperimentData>>(
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_currentCurve,_dataVtr));
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// 清除第一个图表上的数据
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#if 0
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if (_customPlot->graphCount() > 0 && _graph)
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{
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// 清除第一个图表上的数据
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_graph->setData(QVector<double>(), QVector<double>());
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}
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#endif
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#if 0
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_currentGraph = _customPlot->addGraph();
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_graphVtr.push_back(_currentGraph);
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_currentGraph->addData(xVtr, yVtr);
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#endif
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_customPlot->replot();
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}
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void CentralWidget::slotSelectionChanged()
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{
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logde<<"selectedPlottables:"<< _customPlot->selectedPlottables().size();
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logde<<"selectedGraphs:"<< _customPlot->selectedGraphs().size();
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logde<<"selectedItems:"<< _customPlot->selectedItems().size();
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logde<<"plottableCount:"<< _customPlot->plottableCount();
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return;
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for(int i = 0;i < _customPlot->plottableCount(); i++) {
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QCPCurve *curve = qobject_cast<QCPCurve *>(_customPlot->plottable(i));
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if(curve){
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if (curve->selected()) {
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logde<<"selected...";
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curve->setPen(QPen(Qt::green));
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_customPlot->replot();
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} else {
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curve->setPen(QPen(Qt::blue));
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_customPlot->replot();
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}
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}
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logde << "Current pen color:" << curve->pen().color().name().toStdString();
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}
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// _customPlot->replot();
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// _customPlot->update();
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#if 0
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for (QCPAbstractPlottable *plottable : _customPlot->plottable()) {
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QCPCurve *curve = qobject_cast<QCPCurve *>(plottable);
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if (curve) {
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if (curve->selected()) {
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// 曲线被选中，设置为橙色
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curve->setPen(QPen(Qt::green));
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} else {
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#if 0
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// 曲线未被选中，恢复默认颜色
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if (curve == _curve1) {
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curve->setPen(QPen(Qt::blue));
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} else if (curve == _curve2) {
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curve->setPen(QPen(Qt::red));
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}
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#endif
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}
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}
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}
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#endif
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#if 0
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// 检查是否有曲线被选中
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if (_customPlot->selectedPlottables().size() > 0) {
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QCPCurve *selectedCurve = qobject_cast<QCPCurve *>(_customPlot->selectedPlottables().first());
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if (selectedCurve) {
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selectedCurve->setPen(QPen(Qt::green));
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#if 0
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// 弹出颜色选择对话框
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QColor color = QColorDialog::getColor(selectedCurve->pen().color(), this);
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if (color.isValid()) {
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// 改变曲线颜色
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selectedCurve->setPen(QPen(color));
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}
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#endif
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}else{
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}
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}
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#endif
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}
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void CentralWidget::slotAnalysisSettingApply()
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{
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switch (_analysisMode) {
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case AnalysisMode::NumericalLabel:
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{
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QPointF selectPoint = PointCalculate::getClosestPointByX(
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_line1->point1->coords().x());
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drawText(selectPoint,PointCalculate::textFormatNumbericalLabel(selectPoint));
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break;
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}
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case AnalysisMode::StartPoint:
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case AnalysisMode::StopPoint:{
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double x1 = _line1->point1->coords().x();
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double x2 = _line2->point1->coords().x();
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PointCalculate::setRegionPointX(x1,x2);
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QPair<QPointF, QPointF> startEndPointPair =
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PointCalculate::calculateStartAndEndPoint();
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if(_analysisMode == AnalysisMode::StartPoint){
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drawText(startEndPointPair.first,
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PointCalculate::textFormatStartPoint(startEndPointPair.first));
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}else{
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drawText(startEndPointPair.second,
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PointCalculate::textFormatEndPoint(startEndPointPair.second));
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}
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break;
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}
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case AnalysisMode::PeakSynthesisAnalysis:
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{
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double x1 = _line1->point1->coords().x();
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double x2 = _line2->point1->coords().x();
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fillGraph(x1,x2);
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PointCalculate::setRegionPointX(x1,x2);
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//enthalpy
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double enthalpyValue = PointCalculate::calculateArea();
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//peak
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QPointF peakPoint = PointCalculate::getPeakPoint();
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//start point and end point
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QPair<QPointF, QPointF> startEndPointPair =
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PointCalculate::calculateStartAndEndPoint();
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logde<<"start,end:"<<startEndPointPair.first.x()<<","
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<<startEndPointPair.second.x();
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drawText(peakPoint,PointCalculate::textFormatPeakPoint(enthalpyValue,
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peakPoint.x(),
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startEndPointPair.first.x(),
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startEndPointPair.second.x()));
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//
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break;
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}
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case AnalysisMode::GlassTransition:
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{
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glassTransitionHandle();
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//
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break;
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}
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default:
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break;
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}
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}
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void CentralWidget::slotAnalysisSettingConfirm()
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{
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slotAnalysisSettingApply();
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setAnalysisMode(CentralWidget::AnalysisMode::None);
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_line1->setVisible(false);
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_line2->setVisible(false);
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emit sigRightDockWidgetHide();
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}
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void CentralWidget::slotAnalysisSettingUndo()
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{
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clearData(ClearDataMode::Undo);
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}
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void CentralWidget::slotAnalysisSettingCancel()
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{
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clearData(ClearDataMode::Undo);
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setAnalysisMode(CentralWidget::AnalysisMode::None);
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_line1->setVisible(false);
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_line2->setVisible(false);
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emit sigRightDockWidgetHide();
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}
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void CentralWidget::slotAnalysisSettingLineXPoint(const int index, const double)
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{
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}
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void CentralWidget::timerEvent(QTimerEvent *event)
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{
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// key的单位是秒
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double key = QDateTime::currentDateTime().toMSecsSinceEpoch() / 1000.0;
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// 添加数据
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// 使用随机数产生一条曲线
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// double value0 = realDataI();
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double value0 = QRandomGenerator::global()->bounded(10.123);
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_customPlot->graph(0)->addData(key, value0); // 添加数据到曲线
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// 删除8秒之前的数据。这里的8要和下面设置横坐标宽度的8配合起来
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// 才能起到想要的效果，可以调整这两个值，观察显示的效果。
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_customPlot->graph(0)->data()->remove(key - 80);
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// 自动设定graph(1)曲线y轴的范围，如果不设定，有可能看不到图像
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// 也可以用ui->customPlot->yAxis->setRange(up,low)手动设定y轴范围
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_customPlot->graph(0)->rescaleValueAxis(true);
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// 这里的8，是指横坐标时间宽度为8秒，如果想要横坐标显示更多的时间
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// 就把8调整为比较大到值，比如要显示60秒，那就改成60。
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// 这时removeDataBefore(key-8)中的8也要改成60，否则曲线显示不完整。
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_customPlot->yAxis->setRange(0, 20); // 设定x轴的范围
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_customPlot->xAxis->setRange(key + 0.25, 80, Qt::AlignRight); // 设定x轴的范围
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_customPlot->replot();
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}
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void CentralWidget::contextMenuEvent(QContextMenuEvent *event)
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{
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qDebug()<<"left menu...";
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QPoint point = event->globalPos();
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emit sigContextMenuShow(point);
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}
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void CentralWidget::glassTransitionHandle()
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{
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QPointF point1 = PointCalculate::getClosestPointByX(_line1->point1->coords().x());
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QPointF point2 = PointCalculate::getClosestPointByX(_line2->point1->coords().x());
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logde<<"point1:"<<point1.x()<<","<<point1.y();
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logde<<"point2:"<<point2.x()<<","<<point2.y();
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#if 0
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QCPItemStraightLine *line1 = new QCPItemStraightLine(_customPlot);
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line1->point1->setCoords(point1.x() - 5,point1.y());
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line1->point2->setCoords(point1.x() + 5,point1.y());
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line1->setPen(QPen(Qt::darkRed));
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line1->setSelectable(false);
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line1->setVisible(true);
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QCPItemStraightLine *line2 = new QCPItemStraightLine(_customPlot);
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line2->point1->setCoords(point2.x() - 5,point2.y());
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line2->point2->setCoords(point2.x() + 5,point2.y());
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line2->setPen(QPen(Qt::darkGreen));
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line2->setSelectable(false);
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line2->setVisible(true);
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_customPlot->replot();
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#endif
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//
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PointCalculate::LineStruct lineStrc1,lineStrc2,tangetLineStrc;
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lineStrc1.slope = 0.0;
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lineStrc1.intercept = point1.y();
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lineStrc2.slope = 0.0;
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lineStrc2.intercept = point2.y();
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QPair<float,float> tangentLinePair = PointCalculate::getCurveInflectionPointTangent(point1.x(),point2.x());
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tangetLineStrc.slope = tangentLinePair.first;
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tangetLineStrc.intercept = tangentLinePair.second;
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QPointF intersection1 = PointCalculate::getIntersectionBySlope(tangetLineStrc,lineStrc1);
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QPointF intersection2 = PointCalculate::getIntersectionBySlope(tangetLineStrc,lineStrc2);
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// logde<<"intersection1 x:"<<intersection1.x();
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// logde<<"intersection2 x:"<<intersection2.x();
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//
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float averageY = (point1.y() + point2.y()) /2;
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logde<<"average Y:"<<averageY;
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QPointF averagePoint = PointCalculate::getClosestPointByY(point1.x(),point2.x(),averageY);
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// logde<<"average y:"<<averageY;
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logde<<"averagePoint x,y:"<<averagePoint.x()<<","
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<<averagePoint.y();
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logde<<"glass T1:"<<intersection1.x()
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<<",Tg:"<<averagePoint.x()
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<<",T2:"<<intersection2.x();
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QString str = PointCalculate::textFormatGlassTranstion(intersection2.x(),
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averagePoint.x(),
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intersection1.x());
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drawText(averagePoint,str);
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#if 0
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// 创建一个圆形绘图项
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QCPItemEllipse *circle = new QCPItemEllipse(_customPlot);
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// _customPlot->addItem(circle);
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// 设置圆形的位置和大小
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circle->topLeft->setCoords(-5, 5);
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circle->bottomRight->setCoords(5, -5);
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// 设置圆形的填充和边框颜色
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circle->setBrush(QBrush(Qt::cyan));
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circle->setPen(QPen(Qt::blue));
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#endif
|
||
|
||
#if 0
|
||
QCPItemStraightLine *line3 = new QCPItemStraightLine(_customPlot);
|
||
line3->point1->setCoords(averagePoint.x() + 1,averagePoint.y() + 1);
|
||
line3->point2->setCoords(averagePoint.x() - 1,averagePoint.y() - 1);
|
||
line3->setPen(QPen(Qt::black));
|
||
line3->setSelectable(false);
|
||
line3->setVisible(true);
|
||
|
||
_customPlot->replot();
|
||
#endif
|
||
}
|
||
|
||
void CentralWidget::setEventHandlerEnable(const bool flag)
|
||
{
|
||
logde<<"setEventHandlerEnable..."<<flag;
|
||
|
||
// line visiable func
|
||
auto lineVisiableFunc = [&](QCPItemStraightLine* line){
|
||
line->setSelected(flag);
|
||
line->setVisible(flag);
|
||
};
|
||
|
||
// todo. 当竖线隐藏时，需要设置不可选择模式。
|
||
// _eventHandler->setEnable(flag);
|
||
|
||
#if 1
|
||
// move line to suitable position.
|
||
double xMax = _customPlot->xAxis->range().upper; // X 轴的最大值
|
||
|
||
logde<<"xMax:"<<xMax;
|
||
|
||
_line1->point1->setCoords(xMax / 3,_line1->point1->coords().y());
|
||
_line1->point2->setCoords(xMax / 3,_line1->point2->coords().y());
|
||
|
||
_line2->point1->setCoords(xMax / 3 * 2,_line2->point1->coords().y());
|
||
_line2->point2->setCoords(xMax / 3 * 2,_line2->point2->coords().y());
|
||
#endif
|
||
lineVisiableFunc(_line1);
|
||
if(AnalysisMode::NumericalLabel != _analysisMode){
|
||
lineVisiableFunc(_line2);
|
||
}
|
||
//
|
||
_customPlot->replot();
|
||
}
|
||
|
||
void CentralWidget::drawText(const QPointF point, const QString text)
|
||
{
|
||
// 创建标注文字（QCPItemText）
|
||
QCPItemText *textLabel = new QCPItemText(_customPlot);
|
||
textLabel->setPositionAlignment(Qt::AlignBottom | Qt::AlignHCenter); // 对齐方式
|
||
textLabel->position->setType(QCPItemPosition::ptPlotCoords); // 使用数据坐标
|
||
textLabel->position->setCoords(point.x() + 20, point.y()); // 设置文本位置在指定点上方
|
||
|
||
textLabel->setText(text); // 设置文本内容
|
||
// textLabel->setFont(QFont("Arial", 10));
|
||
textLabel->setPen(QPen(Qt::lightGray)); // 文字边框
|
||
textLabel->setBrush(Qt::white); // 文字背景
|
||
|
||
// 创建指向点的线段（QCPItemLine）
|
||
QCPItemLine *arrow = new QCPItemLine(_customPlot);
|
||
arrow->start->setParentAnchor(textLabel->left); // 线段起点绑定到标注文字底部
|
||
arrow->end->setCoords(point.x(),point.y()); // 线段终点设置为指定的点
|
||
arrow->setHead(QCPLineEnding::esSpikeArrow); // 添加箭头
|
||
arrow->setPen(QPen(Qt::red, 1));
|
||
|
||
// 重绘图表以显示文本标签和箭头
|
||
_customPlot->replot();
|
||
}
|
||
|
||
|
||
void CentralWidget::fillGraph(const double x1, const double x2)
|
||
{
|
||
//todo.未寻找x1\x2之间最大值。
|
||
|
||
double y1 = PointCalculate::getClosestPointByX(x1).y();
|
||
double y2 = PointCalculate::getClosestPointByX(x2).y();
|
||
|
||
QVector<double> xVtr,yVtr;
|
||
xVtr.push_back(x1);
|
||
xVtr.push_back(x2);
|
||
|
||
yVtr.push_back(y1);
|
||
yVtr.push_back(y2);
|
||
|
||
QCPGraph *mainGraph = _customPlot->addGraph();
|
||
mainGraph->setData(xVtr, yVtr);
|
||
|
||
// 样式配置
|
||
mainGraph->setPen(QPen(Qt::red, 1));
|
||
|
||
#if 0
|
||
_currentGraph->setBrush(QBrush(Qt::lightGray));
|
||
_currentGraph->setChannelFillGraph(mainGraph);
|
||
#endif
|
||
|
||
// customPlot->graph(0)->setChannelFillGraph(customPlot->graph(1));
|
||
// _customPlot->graph(1);
|
||
_customPlot->replot();
|
||
}
|
||
|
||
void CentralWidget::clearData(const CentralWidget::ClearDataMode mode)
|
||
{
|
||
if(mode == ClearDataMode::All){
|
||
// Clear the data of graph.
|
||
#if 0
|
||
if (_customPlot->graphCount() > 0 && _currentGraph)
|
||
{
|
||
_currentGraph->setData(QVector<double>(), QVector<double>());
|
||
}
|
||
#endif
|
||
|
||
// Set lines visiable false.
|
||
_line1->setVisible(false);
|
||
_line2->setVisible(false);
|
||
}
|
||
|
||
#if 0
|
||
// Clear filled area.
|
||
if(_currentGraph){
|
||
_currentGraph->setBrush(QBrush(Qt::transparent));
|
||
}
|
||
|
||
// Clear graph on plot.
|
||
for (int i = _customPlot->graphCount() - 1; i >= 0; --i) {
|
||
QCPGraph *graph = _customPlot->graph(i);
|
||
if (graph != _currentGraph) {
|
||
_customPlot->removeGraph(graph);
|
||
}
|
||
}
|
||
#endif
|
||
// Delete items.
|
||
QList<QCPAbstractItem *> itemsToKeep;
|
||
itemsToKeep << _line1 << _line2;
|
||
|
||
for (int i = _customPlot->itemCount() - 1; i >= 0; --i) {
|
||
QCPAbstractItem *item = _customPlot->item(i);
|
||
if (!itemsToKeep.contains(item)) {
|
||
_customPlot->removeItem(item);
|
||
}
|
||
}
|
||
|
||
// 重绘图表以显示更改
|
||
_customPlot->replot();
|
||
}
|
||
|
||
void CentralWidget::clearAllData()
|
||
{
|
||
clearData(ClearDataMode::All);
|
||
}
|