added Coordinate Lable in Scope
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@ -275,8 +275,8 @@ Scope::Scope(Digitizer2Gen **digi, unsigned int nDigi, ReadDataThread ** readDat
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//------------- Key binding
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rowID ++;
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QLabel * lbhints = new QLabel("Type 'r' to restore view.", this);
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layout->addWidget(lbhints, rowID, 0, 1, 3);
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QLabel * lbhints = new QLabel("Type 'r' to restore view, '+/-' Zoom in/out, arrow key to pan.", this);
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layout->addWidget(lbhints, rowID, 0, 1, 4);
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QLabel * lbinfo = new QLabel("Trace update every " + QString::number(updateTraceThread->GetWaitTimeSec()) + " sec.", this);
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lbinfo->setAlignment(Qt::AlignRight);
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19
scope.h
19
scope.h
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@ -6,6 +6,7 @@
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#include <QChart>
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#include <QChartView>
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#include <QSpinBox>
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#include <QLabel>
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#include <QPushButton>
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#include <QCheckBox>
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#include <QLineEdit>
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@ -59,6 +60,12 @@ public:
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TraceView(QChart * chart, QWidget * parent = nullptr): QChartView(chart, parent){
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m_isTouching = false;
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this->setRubberBand(QChartView::RectangleRubberBand);
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m_coordinateLabel = new QLabel(this);
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m_coordinateLabel->setStyleSheet("QLabel { color : black; }");
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m_coordinateLabel->setVisible(false);
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m_coordinateLabel->setAlignment(Qt::AlignTop | Qt::AlignLeft);
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setMouseTracking(true);
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}
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protected:
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@ -74,14 +81,25 @@ protected:
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QChartView::mousePressEvent(event);
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}
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void mouseMoveEvent(QMouseEvent *event){
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QPointF chartPoint = this->chart()->mapToValue(event->pos());
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QString coordinateText = QString("x: %1, y: %2").arg(QString::number(chartPoint.x(), 'f', 0)).arg(QString::number(chartPoint.y(), 'f', 0));
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m_coordinateLabel->setText(coordinateText);
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m_coordinateLabel->move(event->pos() + QPoint(10, -10));
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m_coordinateLabel->setVisible(true);
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if (m_isTouching) return;
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QChartView::mouseMoveEvent(event);
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}
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void mouseReleaseEvent(QMouseEvent *event){
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if (m_isTouching) m_isTouching = false;
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chart()->setAnimationOptions(QChart::SeriesAnimations);
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QChartView::mouseReleaseEvent(event);
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}
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void leaveEvent(QEvent *event) override {
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m_coordinateLabel->setVisible(false);
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QChartView::leaveEvent(event);
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}
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void keyPressEvent(QKeyEvent *event){
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switch (event->key()) {
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case Qt::Key_Plus: chart()->zoomIn(); break;
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@ -97,6 +115,7 @@ protected:
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private:
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bool m_isTouching;
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QLabel * m_coordinateLabel;
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};
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//^=======================================
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