QskVariantAnimator.h

/******************************************************************************
 * QSkinny - Copyright (C) The authors
 *           SPDX-License-Identifier: BSD-3-Clause
 *****************************************************************************/
 
#ifndef QSK_VARIANT_ANIMATOR_H
#define QSK_VARIANT_ANIMATOR_H
 
#include "QskAnimator.h"
#include <qvariant.h>
 
class QSK_EXPORT QskVariantAnimator : public QskAnimator
{
  public:
    QskVariantAnimator();
    ~QskVariantAnimator() override;
 
    void setCurrentValue( const QVariant& );
    QVariant currentValue() const;
 
    void setStartValue( const QVariant& );
    QVariant startValue() const;
 
    void setEndValue( const QVariant& );
    QVariant endValue() const;
 
    static bool maybeInterpolate(
        const QVariant&, const QVariant&, bool acceptIdentity );
 
    static bool convertValues( QVariant&, QVariant& );
 
  protected:
    void setup() override;
    void advance( qreal value ) override;
    void done() override;
 
  private:
    QVariant m_startValue;
    QVariant m_endValue;
    QVariant m_currentValue;
 
    void ( *m_interpolator )();
};
 
inline QVariant QskVariantAnimator::startValue() const
{
    return m_startValue;
}
 
inline QVariant QskVariantAnimator::endValue() const
{
    return m_endValue;
}
 
inline QVariant QskVariantAnimator::currentValue() const
{
    return m_currentValue;
}
 
#endif