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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
#include <QtCharts/QChartView>
#include <QtCharts/QLineSeries>
#include <QtCharts/QLogValueAxis>
#include <QtCharts/QValueAxis>
#include <QtWidgets/QApplication>
#include <QtWidgets/QMainWindow>
QT_USE_NAMESPACE
int main(int argc, char *argv[])
{
QApplication app(argc, argv);
//![1]
QLineSeries *series = new QLineSeries();
*series << QPointF(1.0, 1.0) << QPointF(2.0, 73.0) << QPointF(3.0, 268.0) << QPointF(4.0, 17.0)
<< QPointF(5.0, 4325.0) << QPointF(6.0, 723.0);
//![1]
//![2]
QChart *chart = new QChart();
chart->addSeries(series);
chart->legend()->hide();
chart->setTitle("Logarithmic axis example");
//![2]
//![3]
QValueAxis *axisX = new QValueAxis();
axisX->setTitleText("Data point");
axisX->setLabelFormat("%i");
axisX->setTickCount(series->count());
chart->addAxis(axisX, Qt::AlignBottom);
series->attachAxis(axisX);
QLogValueAxis *axisY = new QLogValueAxis();
axisY->setTitleText("Values");
axisY->setLabelFormat("%g");
axisY->setBase(8.0);
axisY->setMinorTickCount(-1);
chart->addAxis(axisY, Qt::AlignLeft);
series->attachAxis(axisY);
//![3]
//![4]
QChartView *chartView = new QChartView(chart);
chartView->setRenderHint(QPainter::Antialiasing);
//![4]
//![5]
QMainWindow window;
window.setCentralWidget(chartView);
window.resize(800, 600);
window.show();
//![5]
return app.exec();
}
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