Method MainWindow

examples/Bars/Advanced/mainwindow.cpp:27–66

using namespace KDChart;

MainWindow::MainWindow(QWidget *parent)
    : QWidget(parent)
{
    setupUi(this);

    auto *chartLayout = new QHBoxLayout(chartFrame);
    m_chart = new Chart();
    chartLayout->addWidget(m_chart);

    m_model.loadFromCSV(":/data");

    // Set up the diagram
    m_bars = new BarDiagram();
    m_bars->setModel(&m_model);

    // define custom color for the borders of the bars
    QPen pen(m_bars->pen());
    pen.setColor(Qt::black);
    pen.setWidth(0);
    m_bars->setPen(pen);
    m_chart->coordinatePlane()->replaceDiagram(m_bars);

    // define custom colours for the bars
    QList<QColor> bcolor;
    bcolor.append(Qt::darkGreen);
    bcolor.append(Qt::green);
    bcolor.append(Qt::darkRed);
    bcolor.append(Qt::red);
    for (int row = 0; row < m_model.columnCount(); ++row) {
        m_bars->setBrush(row, QBrush(bcolor[row]));
    }

    // Configure the plane's Background
    BackgroundAttributes pba;
    // pba.setBrush( QBrush(QColor(0x20,0x20,0x60)) );
    pba.setVisible(true);
    m_chart->coordinatePlane()->setBackgroundAttributes(pba);

    m_chart->setGlobalLeadingTop(20);
}

void MainWindow::on_barTypeCB_currentIndexChanged(int index)
{