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| void | setRect (const QRectF &) | 
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| void | setColor (const QColor &color) | 
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| void | setGlowRadius (qreal radius) | 
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| void | setRelativeSizeX (qreal x) | 
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| void | setRelativeSizeY (qreal y) | 
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| void | setSpread (qreal spread) | 
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| void | setFill (bool) | 
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| void | update () | 
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| void | updateGeometry () | 
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| bool | geometryIsDirty () const | 
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| void | accept (QSGNodeVisitorEx *visitor) override | 
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