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render polygons with outline using drawPath (fixes #13343)

(cherry picked from commit 08185c9)
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jef-n committed Oct 29, 2015
1 parent 42e9dbe commit 721856a3992ed861d123d50f74f6c44442c43fbb
Showing with 10 additions and 5 deletions.
  1. +10 −5 src/core/symbology-ng/qgssymbollayerv2.cpp
@@ -736,7 +736,9 @@ void QgsFillSymbolLayerV2::_renderPolygon( QPainter* p, const QPolygonF& points,
return;
}

if ( rings == NULL )
// polygons outlines are sometimes rendered wrongly with drawPolygon, when
// clipped (see #13343), so use drawPath instead.
if ( !rings && p->pen().style() == Qt::NoPen )
{
// simple polygon without holes
p->drawPolygon( points );
@@ -748,11 +750,14 @@ void QgsFillSymbolLayerV2::_renderPolygon( QPainter* p, const QPolygonF& points,
QPolygonF outerRing = points;
path.addPolygon( outerRing );

QList<QPolygonF>::const_iterator it = rings->constBegin();
for ( ; it != rings->constEnd(); ++it )
if ( rings )
{
QPolygonF ring = *it;
path.addPolygon( ring );
QList<QPolygonF>::const_iterator it = rings->constBegin();
for ( ; it != rings->constEnd(); ++it )
{
QPolygonF ring = *it;
path.addPolygon( ring );
}
}

p->drawPath( path );

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