Fix black square bug.
--HG-- branch : develop
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@ -47,7 +47,9 @@ VScaledLine::VScaledLine(const QLineF &line, QGraphicsItem *parent)
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void VScaledLine::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
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{
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QPen lPen = pen();
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lPen.setWidthF(ScaleWidth(basicWidth, SceneScale(scene())));
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const qreal width = ScaleWidth(basicWidth, SceneScale(scene()));
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qRound(width) < 1 ? lPen.setWidthF(width) : lPen.setWidth(qRound(width));
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setPen(lPen);
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QGraphicsLineItem::paint(painter, option, widget);
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