| /**************************************************************************** |
| ** |
| ** 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/QLineSeries> |
| |
| #include <QtCharts/QValueAxis> |
| |
| #include "chart.h" |
| #include "chartview.h" |
| |
| QT_CHARTS_USE_NAMESPACE |
| |
| int main(int argc, char *argv[]) |
| { |
| QApplication a(argc, argv); |
| |
| QLineSeries *series = new QLineSeries(); |
| |
| series->append(0, 6); |
| series->append(1, 3); |
| series->append(2, 4); |
| series->append(3, 8); |
| series->append(7, 13); |
| series->append(10, 5); |
| *series << QPointF(11, 1) << QPointF(13, 3) << QPointF(17, 6) << QPointF(18, 3) << QPointF(20, 2); |
| |
| Chart *chart = new Chart(0, 0, series); |
| chart->legend()->hide(); |
| chart->addSeries(series); |
| QPen p = series->pen(); |
| p.setWidth(5); |
| series->setPen(p); |
| chart->setTitle("Drag'n drop to move data points"); |
| |
| QValueAxis *axisX = new QValueAxis(); |
| chart->addAxis(axisX, Qt::AlignBottom); |
| axisX->setRange(0, 20); |
| series->attachAxis(axisX); |
| |
| QValueAxis *axisY = new QValueAxis(); |
| chart->addAxis(axisY, Qt::AlignLeft); |
| axisY->setRange(0, 13); |
| series->attachAxis(axisY); |
| |
| QObject::connect(series, &QLineSeries::pressed, chart, &Chart::clickPoint); |
| |
| ChartView *chartView = new ChartView(chart); |
| chartView->setRenderHint(QPainter::Antialiasing); |
| |
| QMainWindow window; |
| window.setCentralWidget(chartView); |
| window.resize(400, 300); |
| window.show(); |
| |
| return a.exec(); |
| } |