| /**************************************************************************** |
| ** |
| ** Copyright (C) 2016 The Qt Company Ltd. |
| ** Contact: https://www.qt.io/licensing/ |
| ** |
| ** This file is part of the Qt Charts module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:GPL$ |
| ** Commercial License Usage |
| ** Licensees holding valid commercial Qt licenses may use this file in |
| ** accordance with the commercial license agreement provided with the |
| ** Software or, alternatively, in accordance with the terms contained in |
| ** a written agreement between you and The Qt Company. For licensing terms |
| ** and conditions see https://www.qt.io/terms-conditions. For further |
| ** information use the contact form at https://www.qt.io/contact-us. |
| ** |
| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU |
| ** General Public License version 3 or (at your option) any later version |
| ** approved by the KDE Free Qt Foundation. The licenses are as published by |
| ** the Free Software Foundation and appearing in the file LICENSE.GPL3 |
| ** included in the packaging of this file. Please review the following |
| ** information to ensure the GNU General Public License requirements will |
| ** be met: https://www.gnu.org/licenses/gpl-3.0.html. |
| ** |
| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| #include <QtWidgets/QApplication> |
| #include <QtWidgets/QMainWindow> |
| #include <QtCharts/QChartView> |
| #include <QtCharts/QBarSeries> |
| #include <QtCharts/QBarSet> |
| #include <QtCharts/QLegend> |
| #include <QtCharts/QBarCategoryAxis> |
| #include <QtCharts/QStackedBarSeries> |
| #include <QtCharts/QValueAxis> |
| |
| QT_CHARTS_USE_NAMESPACE |
| |
| int main(int argc, char *argv[]) |
| { |
| QApplication a(argc, argv); |
| |
| //![1] |
| QBarSet *low = new QBarSet("Min"); |
| QBarSet *high = new QBarSet("Max"); |
| |
| *low << -52 << -50 << -45.3 << -37.0 << -25.6 << -8.0 |
| << -6.0 << -11.8 << -19.7 << -32.8 << -43.0 << -48.0; |
| *high << 11.9 << 12.8 << 18.5 << 26.5 << 32.0 << 34.8 |
| << 38.2 << 34.8 << 29.8 << 20.4 << 15.1 << 11.8; |
| //![1] |
| |
| //![2] |
| QStackedBarSeries *series = new QStackedBarSeries(); |
| series->append(low); |
| series->append(high); |
| //![2] |
| |
| //![3] |
| QChart *chart = new QChart(); |
| chart->addSeries(series); |
| chart->setTitle("Temperature records in celcius"); |
| chart->setAnimationOptions(QChart::SeriesAnimations); |
| //![3] |
| |
| //![4] |
| QStringList categories = { |
| "Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec" |
| }; |
| |
| QBarCategoryAxis *axisX = new QBarCategoryAxis(); |
| axisX->append(categories); |
| axisX->setTitleText("Month"); |
| chart->addAxis(axisX, Qt::AlignBottom); |
| QValueAxis *axisY = new QValueAxis(); |
| axisY->setRange(-52, 52); |
| axisY->setTitleText("Temperature [°C]"); |
| chart->addAxis(axisY, Qt::AlignLeft); |
| series->attachAxis(axisX); |
| series->attachAxis(axisY); |
| //![4] |
| |
| //![5] |
| chart->legend()->setVisible(true); |
| chart->legend()->setAlignment(Qt::AlignBottom); |
| //![5] |
| |
| //![6] |
| QChartView *chartView = new QChartView(chart); |
| chartView->setRenderHint(QPainter::Antialiasing); |
| //![6] |
| |
| //![7] |
| QMainWindow window; |
| window.setCentralWidget(chartView); |
| window.resize(600, 300); |
| window.show(); |
| //![7] |
| |
| return a.exec(); |
| } |