main.cpp
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r0 | /**************************************************************************** | ||
** | ||||
** 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/QLineSeries> | ||||
#include <QtCharts/QLegend> | ||||
#include <QtCharts/QBarCategoryAxis> | ||||
#include <QtCharts/QValueAxis> | ||||
QT_CHARTS_USE_NAMESPACE | ||||
int main(int argc, char *argv[]) | ||||
{ | ||||
QApplication a(argc, argv); | ||||
//![1] | ||||
QBarSet *set0 = new QBarSet("Jane"); | ||||
QBarSet *set1 = new QBarSet("John"); | ||||
QBarSet *set2 = new QBarSet("Axel"); | ||||
QBarSet *set3 = new QBarSet("Mary"); | ||||
QBarSet *set4 = new QBarSet("Sam"); | ||||
*set0 << 1 << 2 << 3 << 4 << 5 << 6; | ||||
*set1 << 5 << 0 << 0 << 4 << 0 << 7; | ||||
*set2 << 3 << 5 << 8 << 13 << 8 << 5; | ||||
*set3 << 5 << 6 << 7 << 3 << 4 << 5; | ||||
*set4 << 9 << 7 << 5 << 3 << 1 << 2; | ||||
//![1] | ||||
//![2] | ||||
QBarSeries *barseries = new QBarSeries(); | ||||
barseries->append(set0); | ||||
barseries->append(set1); | ||||
barseries->append(set2); | ||||
barseries->append(set3); | ||||
barseries->append(set4); | ||||
//![2] | ||||
//![8] | ||||
QLineSeries *lineseries = new QLineSeries(); | ||||
lineseries->setName("trend"); | ||||
lineseries->append(QPoint(0, 4)); | ||||
lineseries->append(QPoint(1, 15)); | ||||
lineseries->append(QPoint(2, 20)); | ||||
lineseries->append(QPoint(3, 4)); | ||||
lineseries->append(QPoint(4, 12)); | ||||
lineseries->append(QPoint(5, 17)); | ||||
//![8] | ||||
//![3] | ||||
QChart *chart = new QChart(); | ||||
chart->addSeries(barseries); | ||||
chart->addSeries(lineseries); | ||||
chart->setTitle("Line and barchart example"); | ||||
//![3] | ||||
//![4] | ||||
QStringList categories; | ||||
categories << "Jan" << "Feb" << "Mar" << "Apr" << "May" << "Jun"; | ||||
QBarCategoryAxis *axisX = new QBarCategoryAxis(); | ||||
axisX->append(categories); | ||||
chart->setAxisX(axisX, lineseries); | ||||
chart->setAxisX(axisX, barseries); | ||||
axisX->setRange(QString("Jan"), QString("Jun")); | ||||
QValueAxis *axisY = new QValueAxis(); | ||||
chart->setAxisY(axisY, lineseries); | ||||
chart->setAxisY(axisY, barseries); | ||||
axisY->setRange(0, 20); | ||||
//![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(440, 300); | ||||
window.show(); | ||||
//![7] | ||||
return a.exec(); | ||||
} | ||||