// Copyright (C) 2023 The Qt Company Ltd. // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause #include "lineandbarwidget.h" #include #include #include #include #include #include #include LineAndBarWidget::LineAndBarWidget(QWidget *parent) : ContentWidget(parent) { //![1] auto set0 = new QBarSet("Jane"); auto set1 = new QBarSet("John"); auto set2 = new QBarSet("Axel"); auto set3 = new QBarSet("Mary"); auto 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] auto barseries = new QBarSeries; barseries->append(set0); barseries->append(set1); barseries->append(set2); barseries->append(set3); barseries->append(set4); //![2] //![8] auto 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] auto chart = new QChart; chart->addSeries(barseries); chart->addSeries(lineseries); chart->setTitle("Line and Bar Chart"); //![3] //![4] QStringList categories; categories << "Jan" << "Feb" << "Mar" << "Apr" << "May" << "Jun"; auto axisX = new QBarCategoryAxis; axisX->append(categories); chart->addAxis(axisX, Qt::AlignBottom); lineseries->attachAxis(axisX); barseries->attachAxis(axisX); axisX->setRange(QString("Jan"), QString("Jun")); auto axisY = new QValueAxis; chart->addAxis(axisY, Qt::AlignLeft); lineseries->attachAxis(axisY); barseries->attachAxis(axisY); axisY->setRange(0, 20); //![4] //![5] chart->legend()->setVisible(true); chart->legend()->setAlignment(Qt::AlignBottom); //![5] //![6] createDefaultChartView(chart); //![6] }