Ensure start/stopFeatureRender is passed onto subsymbols

qgis · Mar 31, 2021 · f6b4717 · f6b4717
1 parent 718a0ee
commit f6b4717
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Showing 2 changed files with 8 additions and 4 deletions.
diff --git a/src/core/symbology/qgssymbol.h b/src/core/symbology/qgssymbol.h
@@ -767,6 +767,8 @@ class CORE_EXPORT QgsSymbol
      */
     void stopFeatureRender( const QgsFeature &feature, QgsRenderContext &context, int layer = -1 );
 
+    friend class QgsSymbolLayer;
+
     Q_DISABLE_COPY( QgsSymbol )
 
 };

diff --git a/src/core/symbology/qgssymbollayer.cpp b/src/core/symbology/qgssymbollayer.cpp
@@ -118,14 +118,16 @@ void QgsSymbolLayer::setDataDefinedProperty( QgsSymbolLayer::Property key, const
   dataDefinedProperties().setProperty( key, property );
 }
 
-void QgsSymbolLayer::startFeatureRender( const QgsFeature &, QgsRenderContext & )
+void QgsSymbolLayer::startFeatureRender( const QgsFeature &feature, QgsRenderContext &context )
 {
-
+  if ( subSymbol() )
+    subSymbol()->startFeatureRender( feature, context );
 }
 
-void QgsSymbolLayer::stopFeatureRender( const QgsFeature &, QgsRenderContext & )
+void QgsSymbolLayer::stopFeatureRender( const QgsFeature &feature, QgsRenderContext &context )
 {
-
+  if ( subSymbol() )
+    subSymbol()->stopFeatureRender( feature, context );
 }
 
 bool QgsSymbolLayer::writeDxf( QgsDxfExport &e, double mmMapUnitScaleFactor, const QString &layerName, QgsSymbolRenderContext &context, QPointF shift ) const