The QColor class provides colors based on RGB, HSV or CMYK values.
The QVariant class acts like a union for the most common Qt data types.
QT_END_INCLUDE_NAMESPACE typedef double qreal
qRegisterAnimationInterpolator< QColor >(myColorInterpolator)
QVariant myInterpolator(const QVariant &from, const QVariant &to, qreal progress)
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QVariant myColorInterpolator(const QColor &start, const QColor &end, qreal progress)
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