// Copyright (C) 2016 The Qt Company Ltd. // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only #ifndef DRILLDOWNCHART_H #define DRILLDOWNCHART_H #include QT_BEGIN_NAMESPACE class QAbstractSeries; class QPieSlice; QT_END_NAMESPACE QT_USE_NAMESPACE class DrilldownChart : public QChart { Q_OBJECT public: explicit DrilldownChart(QGraphicsItem *parent = nullptr, Qt::WindowFlags wFlags = {}); ~DrilldownChart(); void changeSeries(QAbstractSeries *series); public Q_SLOTS: void handleSliceClicked(QPieSlice *slice); private: QAbstractSeries *m_currentSeries; }; #endif // DRILLDOWNCHART_H