use covariant return type for SfxPoolItem::Clone

and can then remove some casting

Change-Id: Id821c32ca2cbcdb7f57ef7a5fa1960042e630ffc
Reviewed-on: https://gerrit.libreoffice.org/85022
Tested-by: Jenkins
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>

1 files changed, 12 insertions, 12 deletions

diff --git a/sw/inc/grfatr.hxx b/sw/inc/grfatr.hxx
index bb8f41311fb7..f43fd0c1dd3d 100644
--- a/sw/inc/grfatr.hxx
+++ b/sw/inc/grfatr.hxx
@@ -46,7 +46,7 @@ public:
     {}
 
     // pure virtual methods of SfxPoolItem
-    virtual SfxPoolItem* Clone( SfxItemPool *pPool = nullptr ) const override;
+    virtual SwMirrorGrf* Clone( SfxItemPool *pPool = nullptr ) const override;
 
     // pure virtual methods of SfxEnumItem
     virtual sal_uInt16      GetValueCount() const override;
@@ -74,7 +74,7 @@ public:
                 sal_Int32 nTop,     sal_Int32 nBottom );
 
     // "pure virtual methods" of SfxPoolItem
-    virtual SfxPoolItem*        Clone( SfxItemPool *pPool = nullptr ) const override;
+    virtual SwCropGrf* Clone( SfxItemPool *pPool = nullptr ) const override;
 };
 
 class SAL_DLLPUBLIC_RTTI SwRotationGrf : public SfxUInt16Item
@@ -93,7 +93,7 @@ public:
     SwRotationGrf( sal_Int16 nVal, const Size& rSz );
 
     // pure virtual methods from SfxInt16Item
-    virtual SfxPoolItem* Clone( SfxItemPool *pPool = nullptr ) const override;
+    virtual SwRotationGrf* Clone( SfxItemPool *pPool = nullptr ) const override;
     virtual bool            operator==( const SfxPoolItem& ) const override;
     virtual bool GetPresentation( SfxItemPresentation ePres,
                                   MapUnit eCoreMetric,
@@ -116,7 +116,7 @@ public:
     {}
 
     // pure virtual methods from SfxInt16Item
-    virtual SfxPoolItem* Clone( SfxItemPool *pPool = nullptr ) const override;
+    virtual SwLuminanceGrf* Clone( SfxItemPool *pPool = nullptr ) const override;
     virtual bool GetPresentation( SfxItemPresentation ePres,
                                   MapUnit eCoreMetric,
                                   MapUnit ePresMetric,
@@ -132,7 +132,7 @@ public:
     {}
 
     // pure virtual methods from SfxInt16Item
-    virtual SfxPoolItem* Clone( SfxItemPool *pPool = nullptr ) const override;
+    virtual SwContrastGrf* Clone( SfxItemPool *pPool = nullptr ) const override;
     virtual bool GetPresentation( SfxItemPresentation ePres,
                                   MapUnit eCoreMetric,
                                   MapUnit ePresMetric,
@@ -162,7 +162,7 @@ public:
     SwChannelRGrf( sal_Int16 nVal = 0 )
         : SwChannelGrf( nVal, RES_GRFATR_CHANNELR )
     {}
-    virtual SfxPoolItem* Clone( SfxItemPool *pPool = nullptr ) const override;
+    virtual SwChannelRGrf* Clone( SfxItemPool *pPool = nullptr ) const override;
 };
 class SwChannelGGrf : public SwChannelGrf
 {
@@ -170,7 +170,7 @@ public:
     SwChannelGGrf( sal_Int16 nVal = 0 )
         : SwChannelGrf( nVal, RES_GRFATR_CHANNELG )
     {}
-    virtual SfxPoolItem* Clone( SfxItemPool *pPool = nullptr ) const override;
+    virtual SwChannelGGrf* Clone( SfxItemPool *pPool = nullptr ) const override;
 };
 class SwChannelBGrf : public SwChannelGrf
 {
@@ -178,7 +178,7 @@ public:
     SwChannelBGrf( sal_Int16 nVal = 0 )
         : SwChannelGrf( nVal, RES_GRFATR_CHANNELB )
     {}
-    virtual SfxPoolItem* Clone( SfxItemPool *pPool = nullptr ) const override;
+    virtual SwChannelBGrf* Clone( SfxItemPool *pPool = nullptr ) const override;
 };
 
 class SW_DLLPUBLIC SwGammaGrf : public SfxPoolItem
@@ -193,7 +193,7 @@ public:
     {}
 
     // pure virtual methods from SfxEnumItem
-    virtual SfxPoolItem*    Clone( SfxItemPool *pPool = nullptr ) const override;
+    virtual SwGammaGrf*     Clone( SfxItemPool *pPool = nullptr ) const override;
     virtual bool            operator==( const SfxPoolItem& ) const override;
     virtual bool GetPresentation( SfxItemPresentation ePres,
                                   MapUnit eCoreMetric,
@@ -217,7 +217,7 @@ public:
     {}
 
     // pure virtual methods from SfxInt16Item
-    virtual SfxPoolItem* Clone( SfxItemPool *pPool = nullptr ) const override;
+    virtual SwInvertGrf* Clone( SfxItemPool *pPool = nullptr ) const override;
     virtual bool GetPresentation( SfxItemPresentation ePres,
                                   MapUnit eCoreMetric,
                                   MapUnit ePresMetric,
@@ -233,7 +233,7 @@ public:
     {}
 
     // pure virtual methods from SfxInt16Item
-    virtual SfxPoolItem* Clone( SfxItemPool *pPool = nullptr ) const override;
+    virtual SwTransparencyGrf* Clone( SfxItemPool *pPool = nullptr ) const override;
     virtual bool GetPresentation( SfxItemPresentation ePres,
                                   MapUnit eCoreMetric,
                                   MapUnit ePresMetric,
@@ -260,7 +260,7 @@ public:
     {}
 
     // pure virtual methods of SfxPoolItem
-    virtual SfxPoolItem*    Clone( SfxItemPool *pPool = nullptr ) const override;
+    virtual SwDrawModeGrf*  Clone( SfxItemPool *pPool = nullptr ) const override;
 
     // pure virtual methods of SfxEnumItem
     virtual sal_uInt16      GetValueCount() const override;