Add QgsRenderContext to QgsLayerTreeModelLegendNode::ItemContext

qgis · Jan 15, 2019 · 004d6ba · 004d6ba
1 parent 773ee55
commit 004d6ba
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Showing 3 changed files with 4 additions and 0 deletions.
diff --git a/python/core/auto_generated/layertree/qgslayertreemodellegendnode.sip.in b/python/core/auto_generated/layertree/qgslayertreemodellegendnode.sip.in
@@ -76,6 +76,7 @@ Default implementation does nothing. *
 
     struct ItemContext
     {
+      QgsRenderContext *context;
       QPainter *painter;
       QPointF point;
       double labelXOffset;

diff --git a/src/core/layertree/qgslayertreemodellegendnode.h b/src/core/layertree/qgslayertreemodellegendnode.h
@@ -86,6 +86,8 @@ class CORE_EXPORT QgsLayerTreeModelLegendNode : public QObject
 
     struct ItemContext
     {
+      //! Render context, if available
+      QgsRenderContext *context = nullptr;
       //! Painter
       QPainter *painter = nullptr;
       //! Top-left corner of the legend item

diff --git a/src/core/qgslegendrenderer.cpp b/src/core/qgslegendrenderer.cpp
@@ -536,6 +536,7 @@ QgsLegendRenderer::Nucleon QgsLegendRenderer::drawSymbolItem( QgsLayerTreeModelL
 QgsLegendRenderer::Nucleon QgsLegendRenderer::drawSymbolItemInternal( QgsLayerTreeModelLegendNode *symbolItem, QgsRenderContext *context, QPainter *painter, QPointF point, double labelXOffset )
 {
   QgsLayerTreeModelLegendNode::ItemContext ctx;
+  ctx.context = context;
   ctx.painter = context ? context->painter() : painter;
   ctx.point = point;
   ctx.labelXOffset = labelXOffset;