1 files changed, 55 insertions, 0 deletions
diff --git a/examples/datavisualization/qmlaxishandling/customformatter.h b/examples/datavisualization/qmlaxishandling/customformatter.h
new file mode 100644
index 00000000..2c821b49
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+++ b/examples/datavisualization/qmlaxishandling/customformatter.h
@@ -0,0 +1,55 @@
+// Copyright (C) 2023 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
+
+#ifndef CUSTOMFORMATTER_H
+#define CUSTOMFORMATTER_H
+
+#include <QtDataVisualization/qvalue3daxisformatter.h>
+#include <QtCore/qdatetime.h>
+#include <QtQml/qqmlregistration.h>
+
+//! [2]
+class CustomFormatter : public QValue3DAxisFormatter
+{
+    //! [2]
+    Q_OBJECT
+    QML_ELEMENT
+
+    //! [1]
+    Q_PROPERTY(QDate originDate READ originDate WRITE setOriginDate NOTIFY originDateChanged)
+    //! [1]
+    //! [3]
+    Q_PROPERTY(QString selectionFormat READ selectionFormat WRITE setSelectionFormat NOTIFY selectionFormatChanged)
+    //! [3]
+public:
+    explicit CustomFormatter(QObject *parent = 0);
+    virtual ~CustomFormatter();
+
+    //! [0]
+    virtual QValue3DAxisFormatter *createNewInstance() const;
+    virtual void populateCopy(QValue3DAxisFormatter &copy) const;
+    virtual void recalculate();
+    virtual QString stringForValue(qreal value, const QString &format) const;
+    //! [0]
+
+    QDate originDate() const;
+    QString selectionFormat() const;
+
+public Q_SLOTS:
+    void setOriginDate(QDate date);
+    void setSelectionFormat(const QString &format);
+
+Q_SIGNALS:
+    void originDateChanged(QDate date);
+    void selectionFormatChanged(const QString &format);
+
+private:
+    Q_DISABLE_COPY(CustomFormatter)
+
+    QDateTime valueToDateTime(qreal value) const;
+
+    QDate m_originDate;
+    QString m_selectionFormat;
+};
+
+#endif