PyQGIS: fix to support older SIP versions (4.7.x)

git-svn-id: http://svn.osgeo.org/qgis/trunk@12848 c8812cc2-4d05-0410-92ff-de0c093fc19c
qgis · Jan 29, 2010 · 75323e8 · 75323e8
1 parent f46f158
commit 75323e8
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diff --git a/src/core/symbology-ng/qgssymbolv2.cpp b/src/core/symbology-ng/qgssymbolv2.cpp
@@ -265,6 +265,15 @@ double QgsSymbolV2RenderContext::outputPixelSize( double size ) const
   return size * QgsSymbolLayerV2Utils::pixelSizeScaleFactor( mRenderContext, mOutputUnit );
 }
 
+QgsSymbolV2RenderContext& QgsSymbolV2RenderContext::operator=( const QgsSymbolV2RenderContext& )
+{
+  // This is just a dummy implementation of assignment.
+  // sip 4.7 generates a piece of code that needs this function to exist.
+  // It's not generated automatically by the compiler because of
+  // mRenderContext member which is a reference (and thus can't be changed).
+  Q_ASSERT(false);
+  return *this;
+}
 
 ///////////////////
 

diff --git a/src/core/symbology-ng/qgssymbolv2.h b/src/core/symbology-ng/qgssymbolv2.h
@@ -118,6 +118,9 @@ class CORE_EXPORT QgsSymbolV2RenderContext
     double outputLineWidth( double width ) const;
     double outputPixelSize( double size ) const;
 
+    // workaround for sip 4.7. Don't use assignment - will fail with assertion error
+    QgsSymbolV2RenderContext& operator=( const QgsSymbolV2RenderContext& );
+
   private:
     QgsRenderContext& mRenderContext;
     QgsSymbolV2::OutputUnit mOutputUnit;