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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
#include "drilldownchart.h"
#include "drilldownslice.h"
QT_USE_NAMESPACE
DrilldownChart::DrilldownChart(QGraphicsItem *parent, Qt::WindowFlags wFlags)
: QChart(QChart::ChartTypeCartesian, parent, wFlags),
m_currentSeries(0)
{
}
DrilldownChart::~DrilldownChart()
{
}
void DrilldownChart::changeSeries(QAbstractSeries *series)
{
// NOTE: if the series is owned by the chart it will be deleted
// here the "window" owns the series...
if (m_currentSeries)
removeSeries(m_currentSeries);
m_currentSeries = series;
addSeries(series);
setTitle(series->name());
}
void DrilldownChart::handleSliceClicked(QPieSlice *slice)
{
DrilldownSlice *drilldownSlice = static_cast<DrilldownSlice *>(slice);
changeSeries(drilldownSlice->drilldownSeries());
}
#include "moc_drilldownchart.cpp"
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