| /**************************************************************************** |
| ** |
| ** 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 |
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| ** |
| ** 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 |
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| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| #include <QtWidgets/QApplication> |
| #include <QtWidgets/QMainWindow> |
| #include <QtCharts/QChartView> |
| #include <QtCharts/QLineSeries> |
| #include <QtCharts/QAreaSeries> |
| |
| QT_CHARTS_USE_NAMESPACE |
| |
| int main(int argc, char *argv[]) |
| { |
| QApplication a(argc, argv); |
| |
| //![1] |
| QLineSeries *series0 = new QLineSeries(); |
| QLineSeries *series1 = new QLineSeries(); |
| //![1] |
| |
| //![2] |
| *series0 << QPointF(1, 5) << QPointF(3, 7) << QPointF(7, 6) << QPointF(9, 7) << QPointF(12, 6) |
| << QPointF(16, 7) << QPointF(18, 5); |
| *series1 << QPointF(1, 3) << QPointF(3, 4) << QPointF(7, 3) << QPointF(8, 2) << QPointF(12, 3) |
| << QPointF(16, 4) << QPointF(18, 3); |
| //![2] |
| |
| //![3] |
| QAreaSeries *series = new QAreaSeries(series0, series1); |
| series->setName("Batman"); |
| QPen pen(0x059605); |
| pen.setWidth(3); |
| series->setPen(pen); |
| |
| QLinearGradient gradient(QPointF(0, 0), QPointF(0, 1)); |
| gradient.setColorAt(0.0, 0x3cc63c); |
| gradient.setColorAt(1.0, 0x26f626); |
| gradient.setCoordinateMode(QGradient::ObjectBoundingMode); |
| series->setBrush(gradient); |
| //![3] |
| |
| //![4] |
| QChart *chart = new QChart(); |
| chart->addSeries(series); |
| chart->setTitle("Simple areachart example"); |
| chart->createDefaultAxes(); |
| chart->axes(Qt::Horizontal).first()->setRange(0, 20); |
| chart->axes(Qt::Vertical).first()->setRange(0, 10); |
| //![4] |
| |
| //![5] |
| QChartView *chartView = new QChartView(chart); |
| chartView->setRenderHint(QPainter::Antialiasing); |
| //![5] |
| |
| //![6] |
| QMainWindow window; |
| window.setCentralWidget(chartView); |
| window.resize(400, 300); |
| window.show(); |
| //![6] |
| |
| return a.exec(); |
| } |