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+/****************************************************************************
+**
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtGui module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights. These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef PLOTWIDGET_H
+#define PLOTWIDGET_H
+
+#include <QtGui>
+
+class QKineticScroller;
+
+class PlotWidget : public QWidget
+{
+ Q_OBJECT
+
+public:
+ PlotWidget(QKineticScroller *scroller);
+
+public slots:
+ void reset();
+
+protected:
+ void resizeEvent(QResizeEvent *);
+ void paintEvent(QPaintEvent *);
+
+private:
+ static void debugHook(void *user, const QPointF &releaseVelocity, const QPointF &contentPosition, const QPointF &overshootPosition);
+
+ struct PlotItem {
+ QPointF releaseVelocity;
+ QPointF contentPosition;
+ QPointF overshootPosition;
+ };
+
+ void addPlotItem(const PlotItem &pi);
+
+ QKineticScroller *m_scroller;
+ QList<PlotItem> m_plotitems;
+ qreal minMaxVelocity, minMaxPosition;
+ QPushButton *m_clear;
+ QLabel *m_legend;
+};
+
+#endif