diff options
Diffstat (limited to 'src/gui/effects')
| -rw-r--r-- | src/gui/effects/qgraphicseffect.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/gui/effects/qgraphicseffect.cpp b/src/gui/effects/qgraphicseffect.cpp index 2fe0964..ab02999 100644 --- a/src/gui/effects/qgraphicseffect.cpp +++ b/src/gui/effects/qgraphicseffect.cpp @@ -907,8 +907,11 @@ qreal QGraphicsOpacityEffect::opacity() const void QGraphicsOpacityEffect::setOpacity(qreal opacity) { Q_D(QGraphicsOpacityEffect); + opacity = qBound(qreal(0.0), opacity, qreal(1.0)); + if (qFuzzyCompare(d->opacity, opacity)) return; + d->opacity = opacity; emit opacityChanged(opacity); } |