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++ // Copyright (C) 2021 The Qt Company Ltd.
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
++
++ #include <QtCharts/qlogvalueaxis.h>
++ #include <QtCore/qmath.h>
++ #include <private/abstractchartlayout_p.h>
++ #include <private/chartpresenter_p.h>
++ #include <private/polarchartlogvalueaxisradial_p.h>
++
++ QT_BEGIN_NAMESPACE
++
++ PolarChartLogValueAxisRadial::PolarChartLogValueAxisRadial(QLogValueAxis *axis, QGraphicsItem *item)
++ : PolarChartAxisRadial(axis, item)
++ {
++ QObject::connect(axis, SIGNAL(baseChanged(qreal)), this, SLOT(handleBaseChanged(qreal)));
++ QObject::connect(axis, SIGNAL(labelFormatChanged(QString)),
++ this, SLOT(handleLabelFormatChanged(QString)));
++ }
++
++ PolarChartLogValueAxisRadial::~PolarChartLogValueAxisRadial()
++ {
++ }
++
++ QList<qreal> PolarChartLogValueAxisRadial::calculateLayout() const
++ {
++ QLogValueAxis *logValueAxis = qobject_cast<QLogValueAxis *>(axis());
++
++ QList<qreal> points;
++ points.resize(logValueAxis->tickCount());
++
++ const qreal logMax = qLn(logValueAxis->max()) / qLn(logValueAxis->base());
++ const qreal logMin = qLn(logValueAxis->min()) / qLn(logValueAxis->base());
++ const qreal innerEdge = logMin < logMax ? logMin : logMax;
++ const qreal delta = (axisGeometry().width() / 2.0) / qAbs(logMax - logMin);
++ const qreal initialSpan = (std::ceil(innerEdge) - innerEdge) * delta;
++
++ for (int i = 0; i < logValueAxis->tickCount(); ++i)
++ points[i] = initialSpan + (delta * qreal(i));
++
++ return points;
++ }
++
++ void PolarChartLogValueAxisRadial::createAxisLabels(const QList<qreal> &layout)
++ {
++ QLogValueAxis *logValueAxis = static_cast<QLogValueAxis *>(axis());
++ setLabels(createLogValueLabels(logValueAxis->min(),
++ logValueAxis->max(),
++ logValueAxis->base(),
++ layout.size(),
++ logValueAxis->labelFormat()));
++ }
++
++ void PolarChartLogValueAxisRadial::handleBaseChanged(qreal base)
++ {
++ Q_UNUSED(base);
++ // AXIVION Next Line Qt-SkippedBaseMethod: not an override
++ QGraphicsLayoutItem::updateGeometry();
++ if (presenter())
++ presenter()->layout()->invalidate();
++ }
++
++ void PolarChartLogValueAxisRadial::handleLabelFormatChanged(const QString &format)
++ {
++ Q_UNUSED(format);
++ // AXIVION Next Line Qt-SkippedBaseMethod: not an override
++ QGraphicsLayoutItem::updateGeometry();
++ if (presenter())
++ presenter()->layout()->invalidate();
++ }
++
++ QT_END_NAMESPACE
++
++ #include "moc_polarchartlogvalueaxisradial_p.cpp"