// Copyright (C) 2023 The Qt Company Ltd. // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause #include "multiaxiswidget.h" #include #include #include #include #include MultiAxisWidget::MultiAxisWidget(QWidget *parent) : ContentWidget(parent) { //![1] auto chart = new QChart; chart->legend()->hide(); chart->setTitle("Multiple Vertical Axes in Chart"); //![1] //![2] auto axisX = new QValueAxis; axisX->setTickCount(10); chart->addAxis(axisX, Qt::AlignBottom); //![2] //![3] auto series = new QSplineSeries; *series << QPointF(1, 5) << QPointF(3.5, 18) << QPointF(4.8, 7.5) << QPointF(10, 2.5); chart->addSeries(series); auto axisY = new QValueAxis; axisY->setLinePenColor(series->pen().color()); chart->addAxis(axisY, Qt::AlignLeft); series->attachAxis(axisX); series->attachAxis(axisY); //![3] //![4] series = new QSplineSeries; *series << QPointF(1, 0.5) << QPointF(1.5, 4.5) << QPointF(2.4, 2.5) << QPointF(4.3, 12.5) << QPointF(5.2, 3.5) << QPointF(7.4, 16.5) << QPointF(8.3, 7.5) << QPointF(10, 17); chart->addSeries(series); auto axisY3 = new QCategoryAxis; axisY3->append("Low", 5); axisY3->append("Medium", 12); axisY3->append("High", 17); axisY3->setLinePenColor(series->pen().color()); axisY3->setGridLinePen((series->pen())); chart->addAxis(axisY3, Qt::AlignRight); series->attachAxis(axisX); series->attachAxis(axisY3); //![4] //![5] createDefaultChartView(chart); //![5] }