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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 examples 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 <QWidget>
#include <QPointF>
QT_BEGIN_NAMESPACE
class QPushButton;
class QLabel;
class QScroller;
QT_END_NAMESPACE
class PlotWidget : public QWidget
{
Q_OBJECT
public:
PlotWidget(bool smallscreen = false);
void setScroller(QWidget *widget);
public slots:
void reset();
protected:
void resizeEvent(QResizeEvent *);
void paintEvent(QPaintEvent *);
bool eventFilter(QObject *obj, QEvent *ev);
private:
struct PlotItem {
QPointF velocity;
QPointF contentPosition;
QPointF overshootPosition;
};
void addPlotItem(const PlotItem &pi);
QWidget *m_widget;
QList<PlotItem> m_plotitems;
qreal minMaxVelocity, minMaxPosition;
QPushButton *m_clear;
QLabel *m_legend;
};
#endif
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