Add plot() script method

batchprocessing.cpp

@@ -10,6 +10,9 @@
 #include <QMessageBox>
 #include <QDesktopServices>
 #include <QInputDialog>
+#include <QChart>
+#include <QChartView>
+#include <QLineSeries>
 #include "scriptengine.h"
 
 #ifdef Q_OS_LINUX
@@ -279,3 +282,30 @@ QJSValue BatchProcessing::getItem(const QStringList &items, const QString &label
     QString ret = QInputDialog::getItem(this, tr("Select item"), label, items, current, false, &ok);
     return ok ? ret : QJSValue();
 }
+
+void BatchProcessing::plot(const QVector<QPointF> &points)
+{
+    QDialog *diag = new QDialog(this);
+    diag->setAttribute(Qt::WA_DeleteOnClose);
+    diag->setModal(false);
+    diag->setWindowTitle(tr("Chart"));
+
+    QChartView *chartView = new QChartView(diag);
+    diag->setLayout(new QVBoxLayout);
+    diag->layout()->addWidget(chartView);
+
+    QChart *chart = new QChart;
+    chart->setParent(chartView);
+
+    auto series = new QLineSeries(chartView);
+    series->append(points);
+    chart->addSeries(series);
+    chart->createDefaultAxes();
+    chart->setTitle("Simple line graph");
+    chart->legend()->hide();
+
+    chartView->setChart(chart);
+    chartView->setRenderHint(QPainter::Antialiasing);
+    diag->resize(640, 480);
+    diag->show();
+}