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/****************************************************************************
**
** Copyright (C) 2012 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 Commercial Charts Add-on.
**
** $QT_BEGIN_LICENSE$
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial 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 SPLINEANIMATION_P_H
#define SPLINEANIMATION_P_H
#include "xyanimation_p.h"
#include <QPointF>
typedef QPair<QVector<QPointF >, QVector<QPointF > > SplineVector;
QTCOMMERCIALCHART_BEGIN_NAMESPACE
class SplineChartItem;
class SplineAnimation : public XYAnimation
{
public:
SplineAnimation(SplineChartItem *item);
~SplineAnimation();
void setValues(QVector<QPointF> &oldPoints, QVector<QPointF> &newPoints, QVector<QPointF> &oldContorlPoints, QVector<QPointF> &newControlPoints, int index);
protected:
QVariant interpolated(const QVariant &start, const QVariant &end, qreal progress) const;
void updateCurrentValue(const QVariant &value);
private:
SplineVector m_oldSpline;
SplineChartItem *m_item;
bool m_dirty;
};
QTCOMMERCIALCHART_END_NAMESPACE
#endif
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