Fix for labels incorrectly rendering when blend modes used

nyalldawson · nyalldawson · commit 08fba255e515 · 2013-03-24T06:43:24.000+11:00
diff --git a/src/core/qgsmaprenderer.cpp b/src/core/qgsmaprenderer.cpp
@@ -385,10 +385,10 @@ void QgsMapRenderer::render( QPainter* painter, double* forceWidthScale )
                  .arg( ml->extent().toString() )
                  .arg( ml->blendMode() )
                );
-    
+
     // Set the QPainter composition mode so that this layer is rendered using
     // the desired blending mode
-    mypContextPainter->setCompositionMode(ml->getCompositionMode());
+    mypContextPainter->setCompositionMode( ml->getCompositionMode() );
 
     if ( !ml->hasScaleBasedVisibility() || ( ml->minimumScale() <= mScale && mScale < ml->maximumScale() ) || mOverview )
     {
@@ -559,6 +559,9 @@ void QgsMapRenderer::render( QPainter* painter, double* forceWidthScale )
 
   QgsDebugMsg( "Done rendering map layers" );
 
+  // Reset the composition mode before rendering the labels
+  mRenderContext.painter()->setCompositionMode( QPainter::CompositionMode_SourceOver );
+
   if ( !mOverview )
   {
     // render all labels for vector layers in the stack, starting at the base
