diff options
Diffstat (limited to 'src/widgets/kernel/qwidget.cpp')
| -rw-r--r-- | src/widgets/kernel/qwidget.cpp | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/src/widgets/kernel/qwidget.cpp b/src/widgets/kernel/qwidget.cpp index 41b22676f8..9eba1e001e 100644 --- a/src/widgets/kernel/qwidget.cpp +++ b/src/widgets/kernel/qwidget.cpp @@ -5296,10 +5296,11 @@ void QWidgetPrivate::drawWidget(QPaintDevice *pdev, const QRegion &rgn, const QP QWidgetEffectSourcePrivate *sourced = static_cast<QWidgetEffectSourcePrivate *> (source->d_func()); if (!sourced->context) { - QWidgetPaintContext context(pdev, rgn, offset, flags, sharedPainter, repaintManager); + const QRegion effectRgn(rgn.boundingRect()); + QWidgetPaintContext context(pdev, effectRgn, offset, flags, sharedPainter, repaintManager); sourced->context = &context; if (!sharedPainter) { - setSystemClip(pdev->paintEngine(), pdev->devicePixelRatioF(), rgn.translated(offset)); + setSystemClip(pdev->paintEngine(), pdev->devicePixelRatioF(), effectRgn.translated(offset)); QPainter p(pdev); p.translate(offset); context.painter = &p; @@ -5313,7 +5314,7 @@ void QWidgetPrivate::drawWidget(QPaintDevice *pdev, const QRegion &rgn, const QP } sharedPainter->save(); sharedPainter->translate(offset); - setSystemClip(sharedPainter->paintEngine(), sharedPainter->device()->devicePixelRatioF(), rgn.translated(offset)); + setSystemClip(sharedPainter->paintEngine(), sharedPainter->device()->devicePixelRatioF(), effectRgn.translated(offset)); graphicsEffect->draw(sharedPainter); setSystemClip(sharedPainter->paintEngine(), 1, QRegion()); sharedPainter->restore(); @@ -5321,7 +5322,7 @@ void QWidgetPrivate::drawWidget(QPaintDevice *pdev, const QRegion &rgn, const QP sourced->context = nullptr; if (repaintManager) - repaintManager->markNeedsFlush(q, rgn, offset); + repaintManager->markNeedsFlush(q, effectRgn, offset); return; } |