v1.0.0-rc.81

viewer/widgets/JFJochSimpleChartView.cpp

@@ -3,6 +3,10 @@
 
 #include "JFJochSimpleChartView.h"
 
+#include <QMenu>
+#include <QClipboard>
+#include <QApplication>
+
 JFJochSimpleChartView::JFJochSimpleChartView(QWidget *parent)
         : QChartView(new QChart(), parent) {
     chart()->legend()->hide();
@@ -11,12 +15,14 @@ JFJochSimpleChartView::JFJochSimpleChartView(QWidget *parent)
     //setRubberBand(QChartView::RubberBand::HorizontalRubberBand);
 }
 
-void JFJochSimpleChartView::UpdateData(const std::vector<float> &q, const std::vector<float> &values) {
+void JFJochSimpleChartView::UpdateData(const std::vector<float> &in_x, const std::vector<float> &in_y) {
+    x = in_x;
+    y = in_y;
     chart()->removeAllSeries();
-    if (!q.empty() && q.size() == values.size()) {
+    if (!x.empty() && x.size() == y.size()) {
         series = new QLineSeries(this);
-        for (int i = 0; i < q.size(); i++)
-            series->append(q[i], values[i]);
+        for (int i = 0; i < x.size(); i++)
+            series->append(x[i], in_y[i]);
         chart()->addSeries(series);
         chart()->createDefaultAxes();
     }
@@ -25,3 +31,23 @@ void JFJochSimpleChartView::UpdateData(const std::vector<float> &q, const std::v
 void JFJochSimpleChartView::ClearData() {
     chart()->removeAllSeries();
 }
+
+void JFJochSimpleChartView::contextMenuEvent(QContextMenuEvent *event) {
+    QMenu menu(this);
+    QAction *copyXY = menu.addAction("Copy (x y) points");
+    copyXY->setEnabled(!x.empty() && x.size() == y.size());
+
+    QAction *chosen = menu.exec(event->globalPos());
+    if (chosen == copyXY) {
+        QString out;
+        out.reserve(static_cast<int>(x.size() * 16)); // rough prealloc
+        for (size_t i = 0; i < x.size() && i < y.size(); ++i) {
+            out.append(QString::number(x[i], 'g', 10));
+            out.append(' ');
+            out.append(QString::number(y[i], 'g', 10));
+            if (i + 1 < x.size()) out.append('\n');
+        }
+        QClipboard *cb = QApplication::clipboard();
+        cb->setText(out);
+    }
+}