loplugin:useuniqueptr in CGMChart

Change-Id: I55e11d158c50a76b0fad1da0e1adc3712990aa8f
Reviewed-on: https://gerrit.libreoffice.org/59028
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

filter/source/graphicfilter/icgm/chart.cxx

@@ -33,34 +33,16 @@ CGMChart::CGMChart()
 CGMChart::~CGMChart()
 {
     // delete the whole textentry structure
-
-    while( !maTextEntryList.empty() )
-    {
-        DeleteTextEntry( maTextEntryList[ 0 ] );
-    }
-}
-
-void CGMChart::DeleteTextEntry( TextEntry* pTextEntry )
-{
-    if ( pTextEntry )
+    for (auto & pTextEntry : maTextEntryList)
     {
-        delete pTextEntry->pText;
-        ::std::vector< TextEntry* >::iterator it;
-        for ( it = maTextEntryList.begin(); it != maTextEntryList.end(); ++it )
-        {
-            if ( *it == pTextEntry )
-            {
-                maTextEntryList.erase( it );
-                break;
-            }
-        }
-        delete pTextEntry;
+        if ( pTextEntry )
+            delete pTextEntry->pText;
     }
 }
 
-void CGMChart::InsertTextEntry( TextEntry* pTextEntry )
+void CGMChart::InsertTextEntry( std::unique_ptr<TextEntry> pTextEntry )
 {
-    maTextEntryList.push_back( pTextEntry );
+    maTextEntryList.push_back( std::move(pTextEntry) );
 }
 
 void CGMChart::ResetAnnotation()

filter/source/graphicfilter/icgm/chart.hxx

@@ -64,15 +64,14 @@ class CGMChart final
     friend class CGMImpressOutAct;
 
         sal_Int8                mnCurrentFileType;
-        ::std::vector< TextEntry* > maTextEntryList;
+        ::std::vector< std::unique_ptr<TextEntry> > maTextEntryList;
         DataNode                mDataNode[ 7 ];
 
     public:
                                 CGMChart();
                                 ~CGMChart();
 
-        void                    DeleteTextEntry( TextEntry* );
-        void                    InsertTextEntry( TextEntry* );
+        void                    InsertTextEntry( std::unique_ptr<TextEntry> );
 
         void                    ResetAnnotation();
         bool                    IsAnnotation();

filter/source/graphicfilter/icgm/class7.cxx

@@ -117,7 +117,7 @@ void CGM::ImplDoClass7()
                         if (mpEndValidSource - pAppData < 9)
                             throw css::uno::Exception("attempt to read past end of input", nullptr);
 
-                        TextEntry* pTextEntry = new TextEntry;
+                        std::unique_ptr<TextEntry> pTextEntry(new TextEntry);
                         pTextEntry->nTypeOfText = *reinterpret_cast<sal_uInt16*>( pAppData );
                         pTextEntry->nRowOrLineNum = *reinterpret_cast<sal_uInt16*>( pAppData + 2 );
                         pTextEntry->nColumnNum = *reinterpret_cast<sal_uInt16*>( pAppData + 4 );
@@ -132,7 +132,7 @@ void CGM::ImplDoClass7()
                         memcpy( pTextEntry->pText, pAppData, nLen );
                         pAppData += nLen;
 
-                        mpChart->InsertTextEntry( pTextEntry );
+                        mpChart->InsertTextEntry( std::move(pTextEntry) );
                     }
                     break;
                     case 0x321 : /*AppData - IOC_TABS */break;