fix windows build (partly reverts 1a199d095)

python/core/auto_generated/symbology/qgslegendsymbolitem.sip.in

@@ -122,7 +122,6 @@ Returns extra information for data-defined size legend rendering. Normally it re
 
 };
 
-
 typedef QList< QgsLegendSymbolItem > QgsLegendSymbolList;
 
 /************************************************************************

src/core/symbology/qgs25drenderer.cpp

@@ -21,6 +21,7 @@
 #include "qgsgloweffect.h"
 #include "qgsproperty.h"
 #include "qgssymbollayerutils.h"
+#include "qgsdatadefinedsizelegend.h"
 
 #define ROOF_EXPRESSION \
   "translate(" \

src/core/symbology/qgslegendsymbolitem.cpp

@@ -36,18 +36,24 @@ QgsLegendSymbolItem::QgsLegendSymbolItem( const QgsLegendSymbolItem &other )
   *this = other;
 }
 
-QgsLegendSymbolItem::~QgsLegendSymbolItem() = default;
+QgsLegendSymbolItem::~QgsLegendSymbolItem()
+{
+  delete mSymbol;
+  delete mDataDefinedSizeLegendSettings;
+}
 
 QgsLegendSymbolItem &QgsLegendSymbolItem::operator=( const QgsLegendSymbolItem &other )
 {
   if ( this == &other )
     return *this;
 
-  mSymbol.reset( other.mSymbol ? other.mSymbol->clone() : nullptr );
+  delete mSymbol;
+  mSymbol = other.mSymbol ? other.mSymbol->clone() : nullptr;
   mLabel = other.mLabel;
   mKey = other.mKey;
   mCheckable = other.mCheckable;
-  mDataDefinedSizeLegendSettings.reset( other.mDataDefinedSizeLegendSettings ? new QgsDataDefinedSizeLegend( *other.mDataDefinedSizeLegendSettings ) : nullptr );
+  delete mDataDefinedSizeLegendSettings;
+  mDataDefinedSizeLegendSettings = other.mDataDefinedSizeLegendSettings ? new QgsDataDefinedSizeLegend( *other.mDataDefinedSizeLegendSettings ) : nullptr;
   mOriginalSymbolPointer = other.mOriginalSymbolPointer;
   mScaleMinDenom = other.mScaleMinDenom;
   mScaleMaxDenom = other.mScaleMaxDenom;
@@ -72,16 +78,18 @@ bool QgsLegendSymbolItem::isScaleOK( double scale ) const
 
 void QgsLegendSymbolItem::setSymbol( QgsSymbol *s )
 {
-  mSymbol.reset( s ? s->clone() : nullptr );
+  delete mSymbol;
+  mSymbol = s ? s->clone() : nullptr;
   mOriginalSymbolPointer = s;
 }
 
 void QgsLegendSymbolItem::setDataDefinedSizeLegendSettings( QgsDataDefinedSizeLegend *settings )
 {
-  mDataDefinedSizeLegendSettings.reset( settings );
+  delete mDataDefinedSizeLegendSettings;
+  mDataDefinedSizeLegendSettings = settings;
 }
 
 QgsDataDefinedSizeLegend *QgsLegendSymbolItem::dataDefinedSizeLegendSettings() const
 {
-  return mDataDefinedSizeLegendSettings.get();
+  return mDataDefinedSizeLegendSettings;
 }

src/core/symbology/qgslegendsymbolitem.h

@@ -53,7 +53,7 @@ class CORE_EXPORT QgsLegendSymbolItem
     QgsLegendSymbolItem &operator=( const QgsLegendSymbolItem &other );
 
     //! Returns associated symbol. May be null.
-    QgsSymbol *symbol() const { return mSymbol.get(); }
+    QgsSymbol *symbol() const { return mSymbol; }
     //! Returns text label
     QString label() const { return mLabel; }
     //! Returns unique identifier of the rule for identification of the item within renderer
@@ -114,7 +114,7 @@ class CORE_EXPORT QgsLegendSymbolItem
 
   private:
     //! Legend symbol -- may be null.
-    std::unique_ptr< QgsSymbol > mSymbol;
+    QgsSymbol *mSymbol = nullptr;
     //! label of the item (may be empty or non-unique)
     QString mLabel;
     //! unique identifier of the symbol item (within renderer)
@@ -128,7 +128,7 @@ class CORE_EXPORT QgsLegendSymbolItem
      * optional pointer to data-defined legend size settings - if set, the output legend
      * node should be QgsDataDefinedSizeLegendNode rather than ordinary QgsSymbolLegendNode
      */
-    std::unique_ptr< QgsDataDefinedSizeLegend > mDataDefinedSizeLegendSettings;
+    QgsDataDefinedSizeLegend *mDataDefinedSizeLegendSettings = nullptr;
 
     // additional data that may be used for filtering