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diff --git a/examples/charts/dynamicspline/chart.h b/examples/charts/dynamicspline/chart.h
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+/****************************************************************************
+**
+** Copyright (C) 2014 Digia Plc
+** All rights reserved.
+** For any questions to Digia, please use contact form at http://qt.digia.com
+**
+** This file is part of the Qt Enterprise Charts Add-on.
+**
+** $QT_BEGIN_LICENSE$
+** Licensees holding valid Qt Enterprise licenses may use this file in
+** accordance with the Qt Enterprise License Agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.
+**
+** If you have questions regarding the use of this file, please use
+** contact form at http://qt.digia.com
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef CHART_H
+#define CHART_H
+
+#include <QChart>
+#include <QTimer>
+
+QT_CHARTS_BEGIN_NAMESPACE
+class QSplineSeries;
+class QValueAxis;
+QT_CHARTS_END_NAMESPACE
+
+QT_CHARTS_USE_NAMESPACE
+
+//![1]
+class Chart: public QChart
+{
+    Q_OBJECT
+public:
+    Chart(QGraphicsItem *parent = 0, Qt::WindowFlags wFlags = 0);
+    virtual ~Chart();
+
+public slots:
+    void handleTimeout();
+
+private:
+    QTimer m_timer;
+    QSplineSeries *m_series;
+    QStringList m_titles;
+    QValueAxis *m_axis;
+    qreal m_step;
+    qreal m_x;
+    qreal m_y;
+};
+//![1]
+
+#endif /* CHART_H */