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fix related to r15547, manage lines out of the drawing rectangle (empty vectors of points)

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git-svn-id: http://svn.osgeo.org/qgis/trunk@15563 c8812cc2-4d05-0410-92ff-de0c093fc19c
This commit is contained in:
brushtyler 2011-03-22 18:42:37 +00:00
parent a6de6592aa
commit 749d681e1e
1 changed files with 6 additions and 1 deletions
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7
src/core/symbology-ng/qgslinesymbollayerv2.cpp
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@ -314,6 +314,9 @@ void QgsMarkerLineSymbolLayerV2::renderPolyline( const QPolygonF& points, QgsSym
void QgsMarkerLineSymbolLayerV2::renderPolylineInterval( const QPolygonF& points, QgsSymbolV2RenderContext& context )
{
if ( ! points.isEmpty() )
return;
QPointF lastPt = points[0];
double lengthLeft = 0; // how much is left until next marker
bool first = true;
@ -383,7 +386,9 @@ static double _averageAngle( const QPointF& prevPt, const QPointF& pt, const QPo
void QgsMarkerLineSymbolLayerV2::renderPolylineVertex( const QPolygonF& points, QgsSymbolV2RenderContext& context )
{
QPointF lastPt = points[0];
if ( points.isEmpty() )
return;
QgsRenderContext& rc = context.renderContext();
double origAngle = mMarker->angle();