main.cpp - mozsearch

Enable keyboard shortcuts

// Copyright (C) 2023 The Qt Company Ltd.

// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause

#include "chart.h"

#include "chartview.h"

#include <QApplication>

#include <QLineSeries>

#include <QMainWindow>

#include <QRandomGenerator>

#include <QtMath>

#include <QValueAxis>

int main(int argc, char *argv[])

    QApplication a(argc, argv);

//![1]

    auto series = new QLineSeries;

    for (int i = 0; i < 500; i++) {

        QPointF p((qreal) i, qSin(M_PI / 50 * i) * 100);

        p.ry() += QRandomGenerator::global()->bounded(20);

        *series << p;

//![1]

    auto chart = new Chart;

    chart->addSeries(series);

    chart->setTitle("Zoom in/out example");

    chart->setAnimationOptions(QChart::SeriesAnimations);

    chart->legend()->hide();

    chart->createDefaultAxes();

    auto chartView = new ChartView(chart);

    chartView->setRenderHint(QPainter::Antialiasing);

    QMainWindow window;

    window.setCentralWidget(chartView);

    window.resize(400, 300);

    window.grabGesture(Qt::PanGesture);

    window.grabGesture(Qt::PinchGesture);

    window.show();

    return a.exec();