diff options
Diffstat (limited to 'src/gui')
| -rw-r--r-- | src/gui/painting/qpaintengine_x11.cpp | 26 |
1 files changed, 25 insertions, 1 deletions
diff --git a/src/gui/painting/qpaintengine_x11.cpp b/src/gui/painting/qpaintengine_x11.cpp index 4b2fbca..9cc9683 100644 --- a/src/gui/painting/qpaintengine_x11.cpp +++ b/src/gui/painting/qpaintengine_x11.cpp @@ -1543,6 +1543,8 @@ void QX11PaintEnginePrivate::fillPolygon_dev(const QPointF *polygonPoints, int p QX11PaintEnginePrivate::GCMode gcMode, QPaintEngine::PolygonDrawMode mode) { + Q_Q(QX11PaintEngine); + int clippedCount = 0; qt_float_point *clippedPoints = 0; @@ -1617,7 +1619,29 @@ void QX11PaintEnginePrivate::fillPolygon_dev(const QPointF *polygonPoints, int p } else #endif if (fill.style() != Qt::NoBrush) { - if (clippedCount > 0) { + if (clippedCount > 200000) { + QPolygon poly; + for (int i = 0; i < clippedCount; ++i) + poly << QPoint(qFloor(clippedPoints[i].x), qFloor(clippedPoints[i].y)); + + const QRect bounds = poly.boundingRect(); + const QRect aligned = bounds + & QRect(QPoint(), QSize(pdev->width(), pdev->height())); + + QImage img(aligned.size(), QImage::Format_ARGB32_Premultiplied); + img.fill(0); + + QPainter painter(&img); + painter.translate(-aligned.x(), -aligned.y()); + painter.setPen(Qt::NoPen); + painter.setBrush(fill); + if (gcMode == BrushGC) + painter.setBrushOrigin(q->painter()->brushOrigin()); + painter.drawPolygon(poly); + painter.end(); + + q->drawImage(aligned, img, img.rect(), Qt::AutoColor); + } else if (clippedCount > 0) { QVarLengthArray<XPoint> xpoints(clippedCount); for (int i = 0; i < clippedCount; ++i) { xpoints[i].x = qFloor(clippedPoints[i].x); |