Fixed missing stroke for flat ellipses.

The behavior should be the same as for arcs and rects.

Task-number: QTBUG-2743
Reviewed-by: Eskil

3 files changed, 6 insertions, 4 deletions

diff --git a/src/gui/painting/qpaintengine_raster.cpp b/src/gui/painting/qpaintengine_raster.cpp
index 9f1128b..f10f12f 100644
--- a/src/gui/painting/qpaintengine_raster.cpp
+++ b/src/gui/painting/qpaintengine_raster.cpp
@@ -3789,6 +3789,7 @@ void QRasterPaintEngine::drawEllipse(const QRectF &rect)
     if (((qpen_style(s->lastPen) == Qt::SolidLine && s->flags.fast_pen)
          || (qpen_style(s->lastPen) == Qt::NoPen && !s->flags.antialiased))
         && qMax(rect.width(), rect.height()) < QT_RASTER_COORD_LIMIT
+        && !rect.isEmpty()
         && s->matrix.type() <= QTransform::TxScale) // no shear
     {
         ensureBrush();
diff --git a/src/gui/painting/qpaintengine_x11.cpp b/src/gui/painting/qpaintengine_x11.cpp
index b8ad9b3..910b2df 100644
--- a/src/gui/painting/qpaintengine_x11.cpp
+++ b/src/gui/painting/qpaintengine_x11.cpp
@@ -1453,6 +1453,11 @@ void QX11PaintEngine::drawEllipse(const QRectF &rect)
 
 void QX11PaintEngine::drawEllipse(const QRect &rect)
 {
+    if (rect.isEmpty()) {
+        drawRects(&rect, 1);
+        return;
+    }
+
     Q_D(QX11PaintEngine);
     QRect devclip(SHRT_MIN, SHRT_MIN, SHRT_MAX*2 - 1, SHRT_MAX*2 - 1);
     QRect r(rect);
diff --git a/src/gui/painting/qpainter.cpp b/src/gui/painting/qpainter.cpp
index e8c4599..d17c711 100644
--- a/src/gui/painting/qpainter.cpp
+++ b/src/gui/painting/qpainter.cpp
@@ -4238,8 +4238,6 @@ void QPainter::drawEllipse(const QRectF &r)
         return;
 
     QRectF rect(r.normalized());
-    if (rect.isEmpty())
-        return;
 
     if (d->extended) {
         d->extended->drawEllipse(rect);
@@ -4281,8 +4279,6 @@ void QPainter::drawEllipse(const QRect &r)
         return;
 
     QRect rect(r.normalized());
-    if (rect.isEmpty())
-        return;
 
     if (d->extended) {
         d->extended->drawEllipse(rect);