1 files changed, 27 insertions, 0 deletions
diff --git a/examples/charts/chartsgallery/piedrilldownslice.h b/examples/charts/chartsgallery/piedrilldownslice.h
new file mode 100644
index 00000000..9579c42e
--- /dev/null
+++ b/examples/charts/chartsgallery/piedrilldownslice.h
@@ -0,0 +1,27 @@
+// Copyright (C) 2023 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
+
+#ifndef PIEDRILLDOWNSLICE_H
+#define PIEDRILLDOWNSLICE_H
+
+#include <QPieSlice>
+
+QT_FORWARD_DECLARE_CLASS(QAbstractSeries);
+
+class PieDrilldownSlice : public QPieSlice
+{
+    Q_OBJECT
+public:
+    PieDrilldownSlice(qreal value, const QString &prefix, QAbstractSeries *drilldownSeries);
+    QAbstractSeries *drilldownSeries() const;
+
+public slots:
+    void updateLabel();
+    void showHighlight(bool show);
+
+private:
+    QAbstractSeries *m_drilldownSeries = nullptr;
+    QString m_prefix;
+};
+
+#endif