1 files changed, 66 insertions, 0 deletions
diff --git a/tests/manual/examples/widgets/itemviews/chart/pieview.h b/tests/manual/examples/widgets/itemviews/chart/pieview.h
new file mode 100644
index 0000000000..19c4a18ed0
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+++ b/tests/manual/examples/widgets/itemviews/chart/pieview.h
@@ -0,0 +1,66 @@
+// Copyright (C) 2016 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
+
+#ifndef PIEVIEW_H
+#define PIEVIEW_H
+
+#include <QAbstractItemView>
+
+//! [0]
+class PieView : public QAbstractItemView
+{
+    Q_OBJECT
+
+public:
+    PieView(QWidget *parent = nullptr);
+
+    QRect visualRect(const QModelIndex &index) const override;
+    void scrollTo(const QModelIndex &index, ScrollHint hint = EnsureVisible) override;
+    QModelIndex indexAt(const QPoint &point) const override;
+
+protected slots:
+    void dataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight,
+                     const QList<int> &roles = QList<int>()) override;
+    void rowsInserted(const QModelIndex &parent, int start, int end) override;
+    void rowsAboutToBeRemoved(const QModelIndex &parent, int start, int end) override;
+
+protected:
+    bool edit(const QModelIndex &index, EditTrigger trigger, QEvent *event) override;
+    QModelIndex moveCursor(QAbstractItemView::CursorAction cursorAction,
+                           Qt::KeyboardModifiers modifiers) override;
+
+    int horizontalOffset() const override;
+    int verticalOffset() const override;
+
+    bool isIndexHidden(const QModelIndex &index) const override;
+
+    void setSelection(const QRect&, QItemSelectionModel::SelectionFlags command) override;
+
+    void mousePressEvent(QMouseEvent *event) override;
+
+    void mouseMoveEvent(QMouseEvent *event) override;
+    void mouseReleaseEvent(QMouseEvent *event) override;
+
+    void paintEvent(QPaintEvent *event) override;
+    void resizeEvent(QResizeEvent *event) override;
+    void scrollContentsBy(int dx, int dy) override;
+
+    QRegion visualRegionForSelection(const QItemSelection &selection) const override;
+
+private:
+    QRect itemRect(const QModelIndex &item) const;
+    QRegion itemRegion(const QModelIndex &index) const;
+    int rows(const QModelIndex &index = QModelIndex()) const;
+    void updateGeometries() override;
+
+    int margin = 0;
+    int totalSize = 300;
+    int pieSize = totalSize - 2 * margin;
+    int validItems = 0;
+    double totalValue = 0.0;
+    QRubberBand *rubberBand = nullptr;
+    QPoint origin;
+};
+//! [0]
+
+#endif // PIEVIEW_H