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/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of the Qt Charts module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:GPL$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3 or (at your option) any later version
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** approved by the KDE Free Qt Foundation. The licenses are as published by
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** the Free Software Foundation and appearing in the file LICENSE.GPL3
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-3.0.html.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "chart.h"
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#include "chartview.h"
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#include <QtWidgets/QApplication>
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#include <QtWidgets/QMainWindow>
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#include <QtCore/QtMath>
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#include <QtCharts/QLineSeries>
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#include <QtCharts/QValueAxis>
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QT_CHARTS_USE_NAMESPACE
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int main(int argc, char *argv[])
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{
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QApplication a(argc, argv);
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//![1]
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QLineSeries *series = new QLineSeries();
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for (int i = 0; i < 500; i++) {
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QPointF p((qreal) i, qSin(M_PI / 50 * i) * 100);
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p.ry() += qrand() % 20;
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*series << p;
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}
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//![1]
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Chart *chart = new Chart();
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chart->addSeries(series);
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chart->setTitle("Zoom in/out example");
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chart->setAnimationOptions(QChart::SeriesAnimations);
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chart->legend()->hide();
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chart->createDefaultAxes();
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ChartView *chartView = new ChartView(chart);
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chartView->setRenderHint(QPainter::Antialiasing);
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QMainWindow window;
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window.setCentralWidget(chartView);
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window.resize(400, 300);
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window.grabGesture(Qt::PanGesture);
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window.grabGesture(Qt::PinchGesture);
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window.show();
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return a.exec();
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}
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