kis_speed_smoother.h

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/*
 *  SPDX-FileCopyrightText: 2015 Dmitry Kazakov <dimula73@gmail.com>
 *
 *  SPDX-License-Identifier: GPL-2.0-or-later
 */
 
#ifndef __KIS_SPEED_SMOOTHER_H
#define __KIS_SPEED_SMOOTHER_H
 
#include <QScopedPointer>
 
class QPointF;
 
 
class KisSpeedSmoother
{
public:
    KisSpeedSmoother();
    ~KisSpeedSmoother();
 
    qreal lastSpeed() const;
    qreal getNextSpeed(const QPointF &pt, ulong timestamp);
    void clear();
 
    void updateSettings();
 
private:
    qreal getNextSpeedImpl(const QPointF &pt, qreal time);
private:
    struct Private;
    const QScopedPointer<Private> m_d;
};
 
#endif /* __KIS_SPEED_SMOOTHER_H */