Fix symbols drawn multiple times in rule based renderer if symbol

has multiple layers (cherry-picked from a0d7653)
qgis · Nov 18, 2015 · bd551e8 · bd551e8
1 parent f98fd33
commit bd551e8
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/src/core/symbology-ng/qgsrulebasedrendererv2.cpp b/src/core/symbology-ng/qgsrulebasedrendererv2.cpp
@@ -449,7 +449,7 @@ void QgsRuleBasedRendererV2::Rule::setNormZLevels( const QMap<int, int>& zLevels
     for ( int i = 0; i < mSymbol->symbolLayerCount(); i++ )
     {
       int normLevel = zLevelsToNormLevels.value( mSymbol->symbolLayer( i )->renderingPass() );
-      mSymbolNormZLevels.append( normLevel );
+      mSymbolNormZLevels.insert( normLevel );
     }
   }
 

diff --git a/src/core/symbology-ng/qgsrulebasedrendererv2.h b/src/core/symbology-ng/qgsrulebasedrendererv2.h
@@ -200,7 +200,7 @@ class CORE_EXPORT QgsRuleBasedRendererV2 : public QgsFeatureRendererV2
         // temporary
         QgsExpression* mFilter;
         // temporary while rendering
-        QList<int> mSymbolNormZLevels;
+        QSet<int> mSymbolNormZLevels;
         RuleList mActiveChildren;
     };