diff options
Diffstat (limited to 'src/gui/painting/qpaintengine_raster.cpp')
| -rw-r--r-- | src/gui/painting/qpaintengine_raster.cpp | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/gui/painting/qpaintengine_raster.cpp b/src/gui/painting/qpaintengine_raster.cpp index 7caaf3a8fa..90b6d16551 100644 --- a/src/gui/painting/qpaintengine_raster.cpp +++ b/src/gui/painting/qpaintengine_raster.cpp @@ -997,6 +997,10 @@ void QRasterPaintEnginePrivate::drawImage(const QPointF &pt, { if (alpha == 0 || !clip.isValid()) return; + if (pt.x() > qreal(clip.right()) || pt.y() > qreal(clip.bottom())) + return; + if ((pt.x() + img.width()) < qreal(clip.left()) || (pt.y() + img.height()) < qreal(clip.top())) + return; Q_ASSERT(img.depth() >= 8); @@ -1063,6 +1067,10 @@ void QRasterPaintEnginePrivate::blitImage(const QPointF &pt, { if (!clip.isValid()) return; + if (pt.x() > qreal(clip.right()) || pt.y() > qreal(clip.bottom())) + return; + if ((pt.x() + img.width()) < qreal(clip.left()) || (pt.y() + img.height()) < qreal(clip.top())) + return; Q_ASSERT(img.depth() >= 8); |