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When there's no features to draw for a level based renderer, shortcut out of rendering

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This commit is contained in:
Nyall Dawson 2018-07-18 17:01:02 +10:00
parent 60d2cd3ca3
commit 482d8feedb
1 changed files with 7 additions and 0 deletions
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7
src/core/qgsvectorlayerrenderer.cpp
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@ -398,6 +398,13 @@ void QgsVectorLayerRenderer::drawRendererLevels( QgsFeatureIterator &fit )
delete mContext.expressionContext().popScope();
if ( features.empty() )
{
// nothing to draw
stopRenderer( selRenderer );
return;
}
// find out the order
QgsSymbolLevelOrder levels;
QgsSymbolList symbols = mRenderer->symbols( mContext );