Source code
Revision control
Copy as Markdown
// Copyright (C) 2023 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
#include "splinewidget.h"
#include <QChart>
#include <QSplineSeries>
SplineWidget::SplineWidget(QWidget *parent)
: ContentWidget(parent)
{
//![1]
auto series = new QSplineSeries;
series->setName("Spline");
//![1]
//![2]
series->append(0, 6);
series->append(2, 4);
series->append(3, 8);
series->append(7, 4);
series->append(10, 5);
*series << QPointF(11, 1) << QPointF(13, 3) << QPointF(17, 6) << QPointF(18, 3) << QPointF(20, 2);
//![2]
//![3]
auto chart = new QChart;
chart->legend()->hide();
chart->addSeries(series);
chart->setTitle("Simple Spline Chart");
chart->createDefaultAxes();
chart->axes(Qt::Vertical).first()->setRange(0, 10);
//![3]
//![4]
createDefaultChartView(chart);
//![4]
}