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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
#include <private/polarchartdatetimeaxisangular_p.h>
#include <private/chartpresenter_p.h>
#include <private/abstractchartlayout_p.h>
#include <QtCharts/QDateTimeAxis>
QT_BEGIN_NAMESPACE
PolarChartDateTimeAxisAngular::PolarChartDateTimeAxisAngular(QDateTimeAxis *axis, QGraphicsItem *item)
: PolarChartAxisAngular(axis, item)
{
QObject::connect(axis, SIGNAL(tickCountChanged(int)), this, SLOT(handleTickCountChanged(int)));
QObject::connect(axis, SIGNAL(formatChanged(QString)), this, SLOT(handleFormatChanged(QString)));
}
PolarChartDateTimeAxisAngular::~PolarChartDateTimeAxisAngular()
{
}
QList<qreal> PolarChartDateTimeAxisAngular::calculateLayout() const
{
int tickCount = static_cast<QDateTimeAxis *>(axis())->tickCount();
Q_ASSERT(tickCount >= 2);
QList<qreal> points;
points.resize(tickCount);
const qreal d = 360.0 / qreal(tickCount - 1);
for (int i = 0; i < tickCount; ++i) {
qreal angularCoordinate = qreal(i) * d;
points[i] = angularCoordinate;
}
return points;
}
void PolarChartDateTimeAxisAngular::createAxisLabels(const QList<qreal> &layout)
{
QStringList labelList = createDateTimeLabels(min(), max(), layout.size(), static_cast<QDateTimeAxis *>(axis())->format());
setLabels(labelList);
}
void PolarChartDateTimeAxisAngular::handleTickCountChanged(int tick)
{
Q_UNUSED(tick);
QGraphicsLayoutItem::updateGeometry();
if (presenter())
presenter()->layout()->invalidate();
}
void PolarChartDateTimeAxisAngular::handleFormatChanged(const QString &format)
{
Q_UNUSED(format);
QGraphicsLayoutItem::updateGeometry();
if (presenter())
presenter()->layout()->invalidate();
}
QT_END_NAMESPACE
#include "moc_polarchartdatetimeaxisangular_p.cpp"
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