remove unnecessary use of 'this->'

Change-Id: I5c115389af7d24c18ddaf5fbec8c00f35017a5b4
Reviewed-on: https://gerrit.libreoffice.org/40671
Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

23 files changed, 174 insertions, 174 deletions

diff --git a/chart2/source/view/axes/Tickmarks.cxx b/chart2/source/view/axes/Tickmarks.cxx
index 901242455252..60a8d4bcf167 100644
--- a/chart2/source/view/axes/Tickmarks.cxx
+++ b/chart2/source/view/axes/Tickmarks.cxx
@@ -210,7 +210,7 @@ void TickFactory2D::addPointSequenceForTickLine( drawing::PointSequenceSequence&
     if( fInnerDirectionSign==0.0 )
         fInnerDirectionSign = 1.0;
 
-    B2DVector aTickScreenPosition = this->getTickScreenPosition2D(fScaledLogicTickValue);
+    B2DVector aTickScreenPosition = getTickScreenPosition2D(fScaledLogicTickValue);
     if( bPlaceAtLabels )
         aTickScreenPosition += m_aAxisLineToLabelLineShift;
 
@@ -305,7 +305,7 @@ void TickFactory2D::updateScreenValues( TickInfoArraysType& rAllTickInfos ) cons
         {
             TickInfo& rTickInfo = (*aTickIter);
             rTickInfo.aTickScreenPosition =
-                this->getTickScreenPosition2D( rTickInfo.fScaledTickValue );
+                getTickScreenPosition2D( rTickInfo.fScaledTickValue );
         }
     }
 }
diff --git a/chart2/source/view/axes/Tickmarks_Equidistant.cxx b/chart2/source/view/axes/Tickmarks_Equidistant.cxx
index df37b2ef07fd..e22faf768011 100644
--- a/chart2/source/view/axes/Tickmarks_Equidistant.cxx
+++ b/chart2/source/view/axes/Tickmarks_Equidistant.cxx
@@ -146,7 +146,7 @@ void EquidistantTickFactory::addSubTicks( sal_Int32 nDepth, uno::Sequence< uno::
     if(!pfNextParentTick)
         return;
 
-    sal_Int32 nMaxSubTickCount = this->getMaxTickCount( nDepth );
+    sal_Int32 nMaxSubTickCount = getMaxTickCount( nDepth );
     if(!nMaxSubTickCount)
         return;
 
@@ -159,7 +159,7 @@ void EquidistantTickFactory::addSubTicks( sal_Int32 nDepth, uno::Sequence< uno::
     {
         for( sal_Int32 nPartTick = 1; nPartTick<nIntervalCount; nPartTick++ )
         {
-            pValue = this->getMinorTick( nPartTick, nDepth
+            pValue = getMinorTick( nPartTick, nDepth
                         , fLastParentTick, *pfNextParentTick );
             if(!pValue)
                 continue;
@@ -311,8 +311,8 @@ bool EquidistantTickFactory::isVisible( double fScaledValue ) const
 void EquidistantTickFactory::getAllTicks( TickInfoArraysType& rAllTickInfos ) const
 {
     //create point sequences for each tick depth
-    sal_Int32 nDepthCount = this->getTickDepth();
-    sal_Int32 nMaxMajorTickCount = this->getMaxTickCount(0);
+    sal_Int32 nDepthCount = getTickDepth();
+    sal_Int32 nMaxMajorTickCount = getMaxTickCount(0);
 
     if (nDepthCount <= 0 || nMaxMajorTickCount <= 0)
         return;
@@ -323,7 +323,7 @@ void EquidistantTickFactory::getAllTicks( TickInfoArraysType& rAllTickInfos ) co
     sal_Int32 nRealMajorTickCount = 0;
     for( sal_Int32 nMajorTick=0; nMajorTick<nMaxMajorTickCount; nMajorTick++ )
     {
-        double* pValue = this->getMajorTick( nMajorTick );
+        double* pValue = getMajorTick( nMajorTick );
         if(!pValue)
             continue;
         aAllTicks[0][nRealMajorTickCount] = *pValue;
@@ -334,7 +334,7 @@ void EquidistantTickFactory::getAllTicks( TickInfoArraysType& rAllTickInfos ) co
     aAllTicks[0].realloc(nRealMajorTickCount);
 
     if(nDepthCount>0)
-        this->addSubTicks( 1, aAllTicks );
+        addSubTicks( 1, aAllTicks );
 
     //so far we have added all ticks between the outer major tick marks
     //this was necessary to create sub ticks correctly
diff --git a/chart2/source/view/axes/VAxisBase.cxx b/chart2/source/view/axes/VAxisBase.cxx
index 59ed66cdc917..2f48b1c8facf 100644
--- a/chart2/source/view/axes/VAxisBase.cxx
+++ b/chart2/source/view/axes/VAxisBase.cxx
@@ -152,7 +152,7 @@ void VAxisBase::setExplicitScaleAndIncrement(
 
 void VAxisBase::createAllTickInfos( TickInfoArraysType& rAllTickInfos )
 {
-    std::unique_ptr< TickFactory > apTickFactory( this->createTickFactory() );
+    std::unique_ptr< TickFactory > apTickFactory( createTickFactory() );
     if( m_aScale.ShiftedCategoryPosition )
         apTickFactory->getAllTicksShifted( rAllTickInfos );
     else
@@ -178,7 +178,7 @@ bool VAxisBase::prepareShapeCreation()
         return true;
 
     //create named group shape
-    m_xGroupShape_Shapes = this->createGroupShape( m_xLogicTarget, m_nDimension==2 ? m_aCID : "");
+    m_xGroupShape_Shapes = createGroupShape( m_xLogicTarget, m_nDimension==2 ? m_aCID : "");
 
     if( m_aAxisProperties.m_bDisplayLabels )
         m_xTextTarget = m_pShapeFactory->createGroup2D( m_xFinalTarget, m_aCID );
diff --git a/chart2/source/view/axes/VAxisProperties.cxx b/chart2/source/view/axes/VAxisProperties.cxx
index f791d065a126..43ef2d33ea12 100644
--- a/chart2/source/view/axes/VAxisProperties.cxx
+++ b/chart2/source/view/axes/VAxisProperties.cxx
@@ -273,7 +273,7 @@ void AxisProperties::initAxisPositioning( const uno::Reference< beans::XProperty
 void AxisProperties::init( bool bCartesian )
 {
     uno::Reference< beans::XPropertySet > xProp =
-        uno::Reference<beans::XPropertySet>::query( this->m_xAxisModel );
+        uno::Reference<beans::XPropertySet>::query( m_xAxisModel );
     if( !xProp.is() )
         return;
 
@@ -347,11 +347,11 @@ void AxisProperties::init( bool bCartesian )
         else if(m_nMajorTickmarks!=0)
             nMaxDepth=1;
 
-        this->m_aTickmarkPropertiesList.clear();
+        m_aTickmarkPropertiesList.clear();
         for( sal_Int32 nDepth=0; nDepth<nMaxDepth; nDepth++ )
         {
-            TickmarkProperties aTickmarkProperties = this->makeTickmarkProperties( nDepth );
-            this->m_aTickmarkPropertiesList.push_back( aTickmarkProperties );
+            TickmarkProperties aTickmarkProperties = makeTickmarkProperties( nDepth );
+            m_aTickmarkPropertiesList.push_back( aTickmarkProperties );
         }
     }
     catch( const uno::Exception& e )
@@ -382,26 +382,26 @@ void AxisLabelProperties::init( const uno::Reference< XAxis >& xAxisModel )
     {
         try
         {
-            xProp->getPropertyValue( "TextBreak" ) >>= this->bLineBreakAllowed;
-            xProp->getPropertyValue( "TextOverlap" ) >>= this->bOverlapAllowed;
-            xProp->getPropertyValue( "StackCharacters" ) >>= this->bStackCharacters;
-            xProp->getPropertyValue( "TextRotation" ) >>= this->fRotationAngleDegree;
+            xProp->getPropertyValue( "TextBreak" ) >>= bLineBreakAllowed;
+            xProp->getPropertyValue( "TextOverlap" ) >>= bOverlapAllowed;
+            xProp->getPropertyValue( "StackCharacters" ) >>= bStackCharacters;
+            xProp->getPropertyValue( "TextRotation" ) >>= fRotationAngleDegree;
 
             css::chart::ChartAxisArrangeOrderType eArrangeOrder;
             xProp->getPropertyValue( "ArrangeOrder" ) >>= eArrangeOrder;
             switch(eArrangeOrder)
             {
                 case css::chart::ChartAxisArrangeOrderType_SIDE_BY_SIDE:
-                    this->eStaggering = SIDE_BY_SIDE;
+                    eStaggering = SIDE_BY_SIDE;
                     break;
                 case css::chart::ChartAxisArrangeOrderType_STAGGER_EVEN:
-                    this->eStaggering = STAGGER_EVEN;
+                    eStaggering = STAGGER_EVEN;
                     break;
                 case css::chart::ChartAxisArrangeOrderType_STAGGER_ODD:
-                    this->eStaggering = STAGGER_ODD;
+                    eStaggering = STAGGER_ODD;
                     break;
                 default:
-                    this->eStaggering = STAGGER_AUTO;
+                    eStaggering = STAGGER_AUTO;
                     break;
             }
         }
diff --git a/chart2/source/view/axes/VCartesianAxis.cxx b/chart2/source/view/axes/VCartesianAxis.cxx
index 63d50e40e172..d5429ac3ff59 100644
--- a/chart2/source/view/axes/VCartesianAxis.cxx
+++ b/chart2/source/view/axes/VCartesianAxis.cxx
@@ -1560,7 +1560,7 @@ void VCartesianAxis::createLabels()
     if (!m_aAxisProperties.m_bDisplayLabels)
         return;
 
-    std::unique_ptr< TickFactory2D > apTickFactory2D( this->createTickFactory2D() );
+    std::unique_ptr< TickFactory2D > apTickFactory2D( createTickFactory2D() );
     TickFactory2D* pTickFactory2D = apTickFactory2D.get();
     if( !pTickFactory2D )
         return;
@@ -1614,7 +1614,7 @@ void VCartesianAxis::createMaximumLabels()
     if (!m_aAxisProperties.m_bDisplayLabels)
         return;
 
-    std::unique_ptr< TickFactory2D > apTickFactory2D( this->createTickFactory2D() );
+    std::unique_ptr< TickFactory2D > apTickFactory2D( createTickFactory2D() );
     TickFactory2D* pTickFactory2D = apTickFactory2D.get();
     if( !pTickFactory2D )
         return;
@@ -1651,7 +1651,7 @@ void VCartesianAxis::updatePositions()
     if (!m_aAxisProperties.m_bDisplayLabels)
         return;
 
-    std::unique_ptr< TickFactory2D > apTickFactory2D( this->createTickFactory2D() );
+    std::unique_ptr< TickFactory2D > apTickFactory2D( createTickFactory2D() );
     TickFactory2D* pTickFactory2D = apTickFactory2D.get();
     if( !pTickFactory2D )
         return;
@@ -1752,7 +1752,7 @@ void VCartesianAxis::createShapes()
     if( !prepareShapeCreation() )
         return;
 
-    std::unique_ptr< TickFactory2D > apTickFactory2D( this->createTickFactory2D() );
+    std::unique_ptr< TickFactory2D > apTickFactory2D( createTickFactory2D() );
     TickFactory2D* pTickFactory2D = apTickFactory2D.get();
     if( !pTickFactory2D )
         return;
diff --git a/chart2/source/view/axes/VCartesianCoordinateSystem.cxx b/chart2/source/view/axes/VCartesianCoordinateSystem.cxx
index 9321ec109678..091d61718a60 100644
--- a/chart2/source/view/axes/VCartesianCoordinateSystem.cxx
+++ b/chart2/source/view/axes/VCartesianCoordinateSystem.cxx
@@ -67,7 +67,7 @@ void VCartesianCoordinateSystem::createGridShapes()
         return;
 
     sal_Int32 nDimensionCount = m_xCooSysModel->getDimension();
-    bool bSwapXAndY = this->getPropertySwapXAndYAxis();
+    bool bSwapXAndY = getPropertySwapXAndYAxis();
 
     for( sal_Int32 nDimensionIndex=0; nDimensionIndex<3; nDimensionIndex++)
     {
@@ -77,15 +77,15 @@ void VCartesianCoordinateSystem::createGridShapes()
             continue;
 
         VCartesianGrid aGrid(nDimensionIndex,nDimensionCount, getGridListFromAxis( xAxis ));
-        aGrid.setExplicitScaleAndIncrement( this->getExplicitScale(nDimensionIndex,nAxisIndex)
-                            , this->getExplicitIncrement(nDimensionIndex,nAxisIndex) );
+        aGrid.setExplicitScaleAndIncrement( getExplicitScale(nDimensionIndex,nAxisIndex)
+                            , getExplicitIncrement(nDimensionIndex,nAxisIndex) );
         aGrid.set3DWallPositions( m_eLeftWallPos, m_eBackWallPos, m_eBottomPos );
 
         aGrid.initPlotter(m_xLogicTargetForGrids,m_xFinalTarget,m_xShapeFactory
-            , this->createCIDForGrid( nDimensionIndex,nAxisIndex ) );
+            , createCIDForGrid( nDimensionIndex,nAxisIndex ) );
         if(nDimensionCount==2)
             aGrid.setTransformationSceneToScreen( m_aMatrixSceneToScreen );
-        aGrid.setScales( this->getExplicitScales(nDimensionIndex,nAxisIndex), bSwapXAndY );
+        aGrid.setScales( getExplicitScales(nDimensionIndex,nAxisIndex), bSwapXAndY );
         aGrid.createShapes();
     }
 }
@@ -104,7 +104,7 @@ void VCartesianCoordinateSystem::createVAxisList(
     m_aAxisMap.clear();
 
     sal_Int32 nDimensionCount = m_xCooSysModel->getDimension();
-    bool bSwapXAndY = this->getPropertySwapXAndYAxis();
+    bool bSwapXAndY = getPropertySwapXAndYAxis();
 
     if(nDimensionCount<=0)
         return;
@@ -118,11 +118,11 @@ void VCartesianCoordinateSystem::createVAxisList(
         sal_Int32 nMaxAxisIndex = m_xCooSysModel->getMaximumAxisIndexByDimension(nDimensionIndex);
         for( sal_Int32 nAxisIndex = 0; nAxisIndex <= nMaxAxisIndex; nAxisIndex++ )
         {
-            Reference< XAxis > xAxis = this->getAxisByDimension(nDimensionIndex,nAxisIndex);
+            Reference< XAxis > xAxis = getAxisByDimension(nDimensionIndex,nAxisIndex);
             if(!xAxis.is() || !AxisHelper::shouldAxisBeDisplayed( xAxis, m_xCooSysModel ))
                 continue;
 
-            AxisProperties aAxisProperties(xAxis,this->getExplicitCategoriesProvider());
+            AxisProperties aAxisProperties(xAxis,getExplicitCategoriesProvider());
             aAxisProperties.m_nDimensionIndex = nDimensionIndex;
             aAxisProperties.m_bSwapXAndY = bSwapXAndY;
             aAxisProperties.m_bIsMainAxis = (nAxisIndex==0);
@@ -146,7 +146,7 @@ void VCartesianCoordinateSystem::createVAxisList(
             }
             aAxisProperties.init(true);
             if(aAxisProperties.m_bDisplayLabels)
-                aAxisProperties.m_nNumberFormatKey = this->getNumberFormatKeyForAxis(xAxis, xChartDoc);
+                aAxisProperties.m_nNumberFormatKey = getNumberFormatKeyForAxis(xAxis, xChartDoc);
 
             std::shared_ptr< VAxisBase > apVAxis( new VCartesianAxis(aAxisProperties,xNumberFormatsSupplier,nDimensionIndex,nDimensionCount) );
             tFullAxisIndex aFullAxisIndex( nDimensionIndex, nAxisIndex );
@@ -164,7 +164,7 @@ void VCartesianCoordinateSystem::initVAxisInList()
         return;
 
     sal_Int32 nDimensionCount = m_xCooSysModel->getDimension();
-    bool bSwapXAndY = this->getPropertySwapXAndYAxis();
+    bool bSwapXAndY = getPropertySwapXAndYAxis();
 
     tVAxisMap::iterator aIt( m_aAxisMap.begin() );
     tVAxisMap::const_iterator aEnd( m_aAxisMap.end() );
@@ -175,12 +175,12 @@ void VCartesianCoordinateSystem::initVAxisInList()
         {
             sal_Int32 nDimensionIndex = aIt->first.first;
             sal_Int32 nAxisIndex = aIt->first.second;
-            pVAxis->setExplicitScaleAndIncrement( this->getExplicitScale( nDimensionIndex, nAxisIndex ), this->getExplicitIncrement( nDimensionIndex, nAxisIndex ) );
+            pVAxis->setExplicitScaleAndIncrement( getExplicitScale( nDimensionIndex, nAxisIndex ), getExplicitIncrement( nDimensionIndex, nAxisIndex ) );
             pVAxis->initPlotter(m_xLogicTargetForAxes,m_xFinalTarget,m_xShapeFactory
-                , this->createCIDForAxis( nDimensionIndex, nAxisIndex ) );
+                , createCIDForAxis( nDimensionIndex, nAxisIndex ) );
             if(nDimensionCount==2)
                 pVAxis->setTransformationSceneToScreen( m_aMatrixSceneToScreen );
-            pVAxis->setScales( this->getExplicitScales(nDimensionIndex,nAxisIndex), bSwapXAndY );
+            pVAxis->setScales( getExplicitScales(nDimensionIndex,nAxisIndex), bSwapXAndY );
         }
     }
 }
@@ -191,7 +191,7 @@ void VCartesianCoordinateSystem::updateScalesAndIncrementsOnAxes()
         return;
 
     sal_Int32 nDimensionCount = m_xCooSysModel->getDimension();
-    bool bSwapXAndY = this->getPropertySwapXAndYAxis();
+    bool bSwapXAndY = getPropertySwapXAndYAxis();
 
     tVAxisMap::iterator aIt( m_aAxisMap.begin() );
     tVAxisMap::const_iterator aEnd( m_aAxisMap.end() );
@@ -202,10 +202,10 @@ void VCartesianCoordinateSystem::updateScalesAndIncrementsOnAxes()
         {
             sal_Int32 nDimensionIndex = aIt->first.first;
             sal_Int32 nAxisIndex = aIt->first.second;
-            pVAxis->setExplicitScaleAndIncrement( this->getExplicitScale( nDimensionIndex, nAxisIndex ), this->getExplicitIncrement( nDimensionIndex, nAxisIndex ) );
+            pVAxis->setExplicitScaleAndIncrement( getExplicitScale( nDimensionIndex, nAxisIndex ), getExplicitIncrement( nDimensionIndex, nAxisIndex ) );
             if(nDimensionCount==2)
                 pVAxis->setTransformationSceneToScreen( m_aMatrixSceneToScreen );
-            pVAxis->setScales( this->getExplicitScales(nDimensionIndex,nAxisIndex), bSwapXAndY );
+            pVAxis->setScales( getExplicitScales(nDimensionIndex,nAxisIndex), bSwapXAndY );
         }
     }
 }
diff --git a/chart2/source/view/axes/VCartesianGrid.cxx b/chart2/source/view/axes/VCartesianGrid.cxx
index 57073235c0ff..aa71888bd9f3 100644
--- a/chart2/source/view/axes/VCartesianGrid.cxx
+++ b/chart2/source/view/axes/VCartesianGrid.cxx
@@ -200,7 +200,7 @@ void VCartesianGrid::createShapes()
 
     //create named group shape
     Reference< drawing::XShapes > xGroupShape_Shapes(
-        this->createGroupShape( m_xLogicTarget, m_aCID ) );
+        createGroupShape( m_xLogicTarget, m_aCID ) );
 
     if(!xGroupShape_Shapes.is())
         return;
@@ -209,7 +209,7 @@ void VCartesianGrid::createShapes()
     fillLinePropertiesFromGridModel( aLinePropertiesList, m_aGridPropertiesList );
 
     //create all scaled tickmark values
-    std::unique_ptr< TickFactory > apTickFactory( this->createTickFactory() );
+    std::unique_ptr< TickFactory > apTickFactory( createTickFactory() );
     TickFactory& aTickFactory = *apTickFactory.get();
     TickInfoArraysType aAllTickInfos;
     aTickFactory.getAllTicks( aAllTickInfos );
@@ -232,7 +232,7 @@ void VCartesianGrid::createShapes()
         Reference< drawing::XShapes > xTarget( xGroupShape_Shapes );
         if( nDepth > 0 )
         {
-            xTarget.set( this->createGroupShape( m_xLogicTarget
+            xTarget.set( createGroupShape( m_xLogicTarget
                 , ObjectIdentifier::addChildParticle( m_aCID, ObjectIdentifier::createChildParticleWithIndex( OBJECTTYPE_SUBGRID, nDepth-1 ) )
                 ) );
             if(!xTarget.is())
diff --git a/chart2/source/view/axes/VCoordinateSystem.cxx b/chart2/source/view/axes/VCoordinateSystem.cxx
index bf409b8341b1..741516b7159c 100644
--- a/chart2/source/view/axes/VCoordinateSystem.cxx
+++ b/chart2/source/view/axes/VCoordinateSystem.cxx
@@ -178,7 +178,7 @@ uno::Sequence< sal_Int32 > VCoordinateSystem::getCoordinateSystemResolution(
     if( nYResolution < 10 )
         nYResolution = 10;
 
-    if( this->getPropertySwapXAndYAxis() )
+    if( getPropertySwapXAndYAxis() )
         std::swap(nXResolution,nYResolution);
 
     //2D
@@ -232,7 +232,7 @@ void VCoordinateSystem::impl_adjustDimensionAndIndex( sal_Int32& rDimensionIndex
 {
     impl_adjustDimension( rDimensionIndex );
 
-    if( rAxisIndex < 0 || rAxisIndex > this->getMaximumAxisIndexByDimension(rDimensionIndex) )
+    if( rAxisIndex < 0 || rAxisIndex > getMaximumAxisIndexByDimension(rDimensionIndex) )
         rAxisIndex = 0;
 }
 
@@ -251,7 +251,7 @@ std::vector< ExplicitScaleData > VCoordinateSystem::getExplicitScales( sal_Int32
     std::vector< ExplicitScaleData > aRet(m_aExplicitScales);
 
     impl_adjustDimensionAndIndex( nDimensionIndex, nAxisIndex );
-    aRet[nDimensionIndex]=this->getExplicitScale( nDimensionIndex, nAxisIndex );
+    aRet[nDimensionIndex]=getExplicitScale( nDimensionIndex, nAxisIndex );
 
     return aRet;
 }
@@ -261,7 +261,7 @@ std::vector< ExplicitIncrementData > VCoordinateSystem::getExplicitIncrements( s
     std::vector< ExplicitIncrementData > aRet(m_aExplicitIncrements);
 
     impl_adjustDimensionAndIndex( nDimensionIndex, nAxisIndex );
-    aRet[nDimensionIndex]=this->getExplicitIncrement( nDimensionIndex, nAxisIndex );
+    aRet[nDimensionIndex]=getExplicitIncrement( nDimensionIndex, nAxisIndex );
 
     return aRet;
 }
diff --git a/chart2/source/view/axes/VPolarAngleAxis.cxx b/chart2/source/view/axes/VPolarAngleAxis.cxx
index 8d58afb19212..f8796f4a29e0 100644
--- a/chart2/source/view/axes/VPolarAngleAxis.cxx
+++ b/chart2/source/view/axes/VPolarAngleAxis.cxx
@@ -164,13 +164,13 @@ void VPolarAngleAxis::createLabels()
     if( m_aAxisProperties.m_bDisplayLabels )
     {
         //get the transformed screen values for all tickmarks in aAllTickInfos
-        std::unique_ptr< TickFactory > apTickFactory( this->createTickFactory() );
+        std::unique_ptr< TickFactory > apTickFactory( createTickFactory() );
 
         //create tick mark text shapes
         //@todo: iterate through all tick depth which should be labeled
 
         EquidistantTickIter aTickIter( m_aAllTickInfos, m_aIncrement, 0 );
-        this->updateUnscaledValuesAtTicks( aTickIter );
+        updateUnscaledValuesAtTicks( aTickIter );
 
         removeTextShapesFromTicks();
 
diff --git a/chart2/source/view/axes/VPolarCoordinateSystem.cxx b/chart2/source/view/axes/VPolarCoordinateSystem.cxx
index 732157432d21..3928b5b07c9f 100644
--- a/chart2/source/view/axes/VPolarCoordinateSystem.cxx
+++ b/chart2/source/view/axes/VPolarCoordinateSystem.cxx
@@ -46,7 +46,7 @@ uno::Sequence< sal_Int32 > VPolarCoordinateSystem::getCoordinateSystemResolution
 
     if( aResolution.getLength() >= 2 )
     {
-        if( this->getPropertySwapXAndYAxis() )
+        if( getPropertySwapXAndYAxis() )
         {
             aResolution[0]/=2;//radius
             aResolution[1]*=4;//outer circle resolution
@@ -82,13 +82,13 @@ void VPolarCoordinateSystem::createVAxisList(
         sal_Int32 nMaxAxisIndex = m_xCooSysModel->getMaximumAxisIndexByDimension(nDimensionIndex);
         for( sal_Int32 nAxisIndex = 0; nAxisIndex <= nMaxAxisIndex; nAxisIndex++ )
         {
-            Reference< XAxis > xAxis( this->getAxisByDimension(nDimensionIndex,nAxisIndex) );
+            Reference< XAxis > xAxis( getAxisByDimension(nDimensionIndex,nAxisIndex) );
             if(!xAxis.is() || !AxisHelper::shouldAxisBeDisplayed( xAxis, m_xCooSysModel ))
                 continue;
-            AxisProperties aAxisProperties(xAxis,this->getExplicitCategoriesProvider());
+            AxisProperties aAxisProperties(xAxis,getExplicitCategoriesProvider());
             aAxisProperties.init();
             if(aAxisProperties.m_bDisplayLabels)
-                aAxisProperties.m_nNumberFormatKey = this->getNumberFormatKeyForAxis(xAxis, xChartDoc);
+                aAxisProperties.m_nNumberFormatKey = getNumberFormatKeyForAxis(xAxis, xChartDoc);
 
             std::shared_ptr< VAxisBase > apVAxis( VPolarAxis::createAxis( aAxisProperties,xNumberFormatsSupplier,nDimensionIndex,nDimensionCount) );
             tFullAxisIndex aFullAxisIndex( nDimensionIndex, nAxisIndex );
@@ -105,7 +105,7 @@ void VPolarCoordinateSystem::initVAxisInList()
         return;
 
     sal_Int32 nDimensionCount = m_xCooSysModel->getDimension();
-    bool bSwapXAndY = this->getPropertySwapXAndYAxis();
+    bool bSwapXAndY = getPropertySwapXAndYAxis();
 
     tVAxisMap::iterator aIt( m_aAxisMap.begin() );
     tVAxisMap::const_iterator aEnd( m_aAxisMap.end() );
@@ -116,15 +116,15 @@ void VPolarCoordinateSystem::initVAxisInList()
         {
             sal_Int32 nDimensionIndex = aIt->first.first;
             sal_Int32 nAxisIndex = aIt->first.second;
-            pVAxis->setExplicitScaleAndIncrement( this->getExplicitScale( nDimensionIndex, nAxisIndex ), this->getExplicitIncrement(nDimensionIndex, nAxisIndex) );
+            pVAxis->setExplicitScaleAndIncrement( getExplicitScale( nDimensionIndex, nAxisIndex ), getExplicitIncrement(nDimensionIndex, nAxisIndex) );
             pVAxis->initPlotter(m_xLogicTargetForAxes,m_xFinalTarget,m_xShapeFactory
-                , this->createCIDForAxis( nDimensionIndex, nAxisIndex ) );
+                , createCIDForAxis( nDimensionIndex, nAxisIndex ) );
             VPolarAxis* pVPolarAxis = dynamic_cast< VPolarAxis* >( pVAxis );
             if( pVPolarAxis )
-                pVPolarAxis->setIncrements( this->getExplicitIncrements( nDimensionIndex, nAxisIndex ) );
+                pVPolarAxis->setIncrements( getExplicitIncrements( nDimensionIndex, nAxisIndex ) );
             if(nDimensionCount==2)
                 pVAxis->setTransformationSceneToScreen( m_aMatrixSceneToScreen );
-            pVAxis->setScales( this->getExplicitScales( nDimensionIndex, nAxisIndex ), bSwapXAndY );
+            pVAxis->setScales( getExplicitScales( nDimensionIndex, nAxisIndex ), bSwapXAndY );
         }
     }
 }
@@ -135,7 +135,7 @@ void VPolarCoordinateSystem::updateScalesAndIncrementsOnAxes()
         return;
 
     sal_Int32 nDimensionCount = m_xCooSysModel->getDimension();
-    bool bSwapXAndY = this->getPropertySwapXAndYAxis();
+    bool bSwapXAndY = getPropertySwapXAndYAxis();
 
     tVAxisMap::iterator aIt( m_aAxisMap.begin() );
     tVAxisMap::const_iterator aEnd( m_aAxisMap.end() );
@@ -146,13 +146,13 @@ void VPolarCoordinateSystem::updateScalesAndIncrementsOnAxes()
         {
             sal_Int32 nDimensionIndex = aIt->first.first;
             sal_Int32 nAxisIndex = aIt->first.second;
-            pVAxis->setExplicitScaleAndIncrement( this->getExplicitScale( nDimensionIndex, nAxisIndex ), this->getExplicitIncrement(nDimensionIndex, nAxisIndex) );
+            pVAxis->setExplicitScaleAndIncrement( getExplicitScale( nDimensionIndex, nAxisIndex ), getExplicitIncrement(nDimensionIndex, nAxisIndex) );
             VPolarAxis* pVPolarAxis = dynamic_cast< VPolarAxis* >( pVAxis );
             if( pVPolarAxis )
-                pVPolarAxis->setIncrements( this->getExplicitIncrements( nDimensionIndex, nAxisIndex ) );
+                pVPolarAxis->setIncrements( getExplicitIncrements( nDimensionIndex, nAxisIndex ) );
             if(nDimensionCount==2)
                 pVAxis->setTransformationSceneToScreen( m_aMatrixSceneToScreen );
-            pVAxis->setScales( this->getExplicitScales( nDimensionIndex, nAxisIndex ), bSwapXAndY );
+            pVAxis->setScales( getExplicitScales( nDimensionIndex, nAxisIndex ), bSwapXAndY );
         }
     }
 }
@@ -163,7 +163,7 @@ void VPolarCoordinateSystem::createGridShapes()
         return;
 
     sal_Int32 nDimensionCount = m_xCooSysModel->getDimension();
-    bool bSwapXAndY = this->getPropertySwapXAndYAxis();
+    bool bSwapXAndY = getPropertySwapXAndYAxis();
 
     for( sal_Int32 nDimensionIndex=0; nDimensionIndex<3; nDimensionIndex++)
     {
@@ -174,12 +174,12 @@ void VPolarCoordinateSystem::createGridShapes()
             continue;
 
         VPolarGrid aGrid(nDimensionIndex,nDimensionCount,getGridListFromAxis( xAxis ));
-        aGrid.setIncrements( this->getExplicitIncrements( nDimensionIndex, nAxisIndex ) );
+        aGrid.setIncrements( getExplicitIncrements( nDimensionIndex, nAxisIndex ) );
         aGrid.initPlotter(m_xLogicTargetForGrids,m_xFinalTarget,m_xShapeFactory
-            , this->createCIDForGrid( nDimensionIndex, nAxisIndex ) );
+            , createCIDForGrid( nDimensionIndex, nAxisIndex ) );
         if(nDimensionCount==2)
             aGrid.setTransformationSceneToScreen( m_aMatrixSceneToScreen );
-        aGrid.setScales( this->getExplicitScales( nDimensionIndex, nAxisIndex), bSwapXAndY );
+        aGrid.setScales( getExplicitScales( nDimensionIndex, nAxisIndex), bSwapXAndY );
         aGrid.createShapes();
     }
 }
diff --git a/chart2/source/view/axes/VPolarGrid.cxx b/chart2/source/view/axes/VPolarGrid.cxx
index 279f38c956f2..09e0d6a237f2 100644
--- a/chart2/source/view/axes/VPolarGrid.cxx
+++ b/chart2/source/view/axes/VPolarGrid.cxx
@@ -106,7 +106,7 @@ void VPolarGrid::create2DAngleGrid( const Reference< drawing::XShapes >& xLogicT
         , const std::vector<VLineProperties>& rLinePropertiesList )
 {
     Reference< drawing::XShapes > xMainTarget(
-        this->createGroupShape( xLogicTarget, m_aCID ) );
+        createGroupShape( xLogicTarget, m_aCID ) );
 
     const ExplicitScaleData&     rAngleScale = m_pPosHelper->getScales()[0];
     Reference< XScaling > xInverseScaling( NULL );
@@ -160,7 +160,7 @@ void VPolarGrid::create2DRadiusGrid( const Reference< drawing::XShapes >& xLogic
         , const std::vector<VLineProperties>& rLinePropertiesList )
 {
     Reference< drawing::XShapes > xMainTarget(
-        this->createGroupShape( xLogicTarget, m_aCID ) );
+        createGroupShape( xLogicTarget, m_aCID ) );
 
     const ExplicitScaleData&     rRadiusScale = m_pPosHelper->getScales()[1];
     const ExplicitScaleData&     rAngleScale = m_pPosHelper->getScales()[0];
@@ -182,7 +182,7 @@ void VPolarGrid::create2DRadiusGrid( const Reference< drawing::XShapes >& xLogic
         Reference< drawing::XShapes > xTarget( xMainTarget );
         if( nDepth > 0 )
         {
-            xTarget.set( this->createGroupShape( xLogicTarget
+            xTarget.set( createGroupShape( xLogicTarget
                 , ObjectIdentifier::addChildParticle( m_aCID, ObjectIdentifier::createChildParticleWithIndex( OBJECTTYPE_SUBGRID, nDepth-1 ) )
                 ) );
             if(!xTarget.is())
@@ -238,9 +238,9 @@ void VPolarGrid::createShapes()
     if(m_nDimension==2)
     {
         if(m_nDimensionIndex==1)
-            this->create2DRadiusGrid( m_xLogicTarget, aRadiusTickInfos, aAngleTickInfos, aLinePropertiesList );
+            create2DRadiusGrid( m_xLogicTarget, aRadiusTickInfos, aAngleTickInfos, aLinePropertiesList );
         //else //no Angle Grid so far as this equals exactly the y axis positions
-        //    this->create2DAngleGrid( m_xLogicTarget, aRadiusTickInfos, aAngleTickInfos, aLinePropertiesList );
+        //    create2DAngleGrid( m_xLogicTarget, aRadiusTickInfos, aAngleTickInfos, aLinePropertiesList );
     }
 }
 
diff --git a/chart2/source/view/charttypes/AreaChart.cxx b/chart2/source/view/charttypes/AreaChart.cxx
index 9ef01a23fbb2..8de84f507d43 100644
--- a/chart2/source/view/charttypes/AreaChart.cxx
+++ b/chart2/source/view/charttypes/AreaChart.cxx
@@ -414,7 +414,7 @@ bool AreaChart::impl_createLine( VDataSeries* pSeries
     uno::Reference< drawing::XShape > xShape(nullptr);
     if(m_nDimension==3)
     {
-        double fDepth = this->getTransformedDepth();
+        double fDepth = getTransformedDepth();
         sal_Int32 nPolyCount = aPoly.SequenceX.getLength();
         for(sal_Int32 nPoly=0;nPoly<nPolyCount;nPoly++)
         {
@@ -511,7 +511,7 @@ bool AreaChart::impl_createArea( VDataSeries* pSeries
     if(m_nDimension==3)
     {
         xShape = m_pShapeFactory->createArea3D( xSeriesGroupShape_Shapes
-                , aPoly, this->getTransformedDepth() );
+                , aPoly, getTransformedDepth() );
     }
     else //m_nDimension!=3
     {
@@ -552,7 +552,7 @@ void AreaChart::impl_createSeriesShapes()
             for( ; aSeriesIter != aSeriesEnd; ++aSeriesIter )
             {
                 sal_Int32 nAttachedAxisIndex = (*aSeriesIter)->getAttachedAxisIndex();
-                PlottingPositionHelper* pPosHelper = &(this->getPlottingPositionHelper( nAttachedAxisIndex ));
+                PlottingPositionHelper* pPosHelper = &(getPlottingPositionHelper( nAttachedAxisIndex ));
                 if(!pPosHelper)
                     pPosHelper = m_pMainPosHelper.get();
                 PlotterBase::m_pPosHelper = pPosHelper;
@@ -699,7 +699,7 @@ void AreaChart::createShapes()
                     if( rLogicYSumMap.find(nAttachedAxisIndex)==rLogicYSumMap.end() )
                         rLogicYSumMap[nAttachedAxisIndex]=0.0;
 
-                    PlottingPositionHelper* pPosHelper = &(this->getPlottingPositionHelper( nAttachedAxisIndex ));
+                    PlottingPositionHelper* pPosHelper = &(getPlottingPositionHelper( nAttachedAxisIndex ));
                     if(!pPosHelper)
                         pPosHelper = m_pMainPosHelper.get();
                     PlotterBase::m_pPosHelper = pPosHelper;
@@ -737,7 +737,7 @@ void AreaChart::createShapes()
                 uno::Reference< drawing::XShapes > xSeriesGroupShape_Shapes = getSeriesGroupShapeFrontChild(*aSeriesIter, m_xSeriesTarget);
 
                 sal_Int32 nAttachedAxisIndex = (*aSeriesIter)->getAttachedAxisIndex();
-                PlottingPositionHelper* pPosHelper = &(this->getPlottingPositionHelper( nAttachedAxisIndex ));
+                PlottingPositionHelper* pPosHelper = &(getPlottingPositionHelper( nAttachedAxisIndex ));
                 if(!pPosHelper)
                     pPosHelper = m_pMainPosHelper.get();
                 PlotterBase::m_pPosHelper = pPosHelper;
@@ -929,7 +929,7 @@ void AreaChart::createShapes()
                             LabelAlignment eAlignment = LABEL_ALIGN_TOP;
                             drawing::Position3D aScenePosition3D( aScenePosition.PositionX
                                     , aScenePosition.PositionY
-                                    , aScenePosition.PositionZ+this->getTransformedDepth() );
+                                    , aScenePosition.PositionZ+getTransformedDepth() );
 
                             sal_Int32 nLabelPlacement = pSeries->getLabelPlacement( nIndex, m_xChartTypeModel, pPosHelper->isSwapXAndY() );
 
diff --git a/chart2/source/view/charttypes/BarChart.cxx b/chart2/source/view/charttypes/BarChart.cxx
index 702b90f7569c..85fd8a8bfaa5 100644
--- a/chart2/source/view/charttypes/BarChart.cxx
+++ b/chart2/source/view/charttypes/BarChart.cxx
@@ -85,7 +85,7 @@ drawing::Direction3D BarChart::getPreferredDiagramAspectRatio() const
     if( m_nDimension == 3 )
     {
         aRet = drawing::Direction3D(1.0,-1.0,1.0);
-        BarPositionHelper* pPosHelper = dynamic_cast<BarPositionHelper*>(&( this->getPlottingPositionHelper( MAIN_AXIS_INDEX) ) );
+        BarPositionHelper* pPosHelper = dynamic_cast<BarPositionHelper*>(&( getPlottingPositionHelper( MAIN_AXIS_INDEX) ) );
         if (pPosHelper)
         {
             drawing::Direction3D aScale( pPosHelper->getScaledLogicWidth() );
@@ -498,7 +498,7 @@ void BarChart::createShapes()
                 {
                     nAttachedAxisIndex = aXSlotIter->getAttachedAxisIndexForFirstSeries();
                     //2ND_AXIS_IN_BARS so far one can assume to have the same plotter for each z slot
-                    pPosHelper = dynamic_cast<BarPositionHelper*>(&( this->getPlottingPositionHelper( nAttachedAxisIndex ) ) );
+                    pPosHelper = dynamic_cast<BarPositionHelper*>(&( getPlottingPositionHelper( nAttachedAxisIndex ) ) );
                     if(!pPosHelper)
                         pPosHelper = m_pMainPosHelper.get();
                 }
@@ -874,7 +874,7 @@ void BarChart::createShapes()
             {
                 sal_Int32 nAttachedAxisIndex = aXSlotIter->getAttachedAxisIndexForFirstSeries();
                 //2ND_AXIS_IN_BARS so far one can assume to have the same plotter for each z slot
-                pPosHelper = dynamic_cast<BarPositionHelper*>(&( this->getPlottingPositionHelper( nAttachedAxisIndex ) ) );
+                pPosHelper = dynamic_cast<BarPositionHelper*>(&( getPlottingPositionHelper( nAttachedAxisIndex ) ) );
                 if(!pPosHelper)
                     pPosHelper = m_pMainPosHelper.get();
             }
diff --git a/chart2/source/view/charttypes/BubbleChart.cxx b/chart2/source/view/charttypes/BubbleChart.cxx
index 19c278fff217..79165ade1ff6 100644
--- a/chart2/source/view/charttypes/BubbleChart.cxx
+++ b/chart2/source/view/charttypes/BubbleChart.cxx
@@ -235,7 +235,7 @@ void BubbleChart::createShapes()
                     uno::Reference< drawing::XShapes > xSeriesGroupShape_Shapes = getSeriesGroupShape(*aSeriesIter, xSeriesTarget);
 
                     sal_Int32 nAttachedAxisIndex = pSeries->getAttachedAxisIndex();
-                    PlottingPositionHelper* pPosHelper = &(this->getPlottingPositionHelper( nAttachedAxisIndex ));
+                    PlottingPositionHelper* pPosHelper = &(getPlottingPositionHelper( nAttachedAxisIndex ));
                     if(!pPosHelper)
                         pPosHelper = m_pMainPosHelper;
                     PlotterBase::m_pPosHelper = pPosHelper;
@@ -330,7 +330,7 @@ void BubbleChart::createShapes()
                             LabelAlignment eAlignment = LABEL_ALIGN_TOP;
                             drawing::Position3D aScenePosition3D( aScenePosition.PositionX
                                         , aScenePosition.PositionY
-                                        , aScenePosition.PositionZ+this->getTransformedDepth() );
+                                        , aScenePosition.PositionZ+getTransformedDepth() );
 
                             sal_Int32 nLabelPlacement = pSeries->getLabelPlacement( nIndex, m_xChartTypeModel, pPosHelper->isSwapXAndY() );
 
diff --git a/chart2/source/view/charttypes/CandleStickChart.cxx b/chart2/source/view/charttypes/CandleStickChart.cxx
index 969fcb4550b8..294629fda718 100644
--- a/chart2/source/view/charttypes/CandleStickChart.cxx
+++ b/chart2/source/view/charttypes/CandleStickChart.cxx
@@ -151,7 +151,7 @@ void CandleStickChart::createShapes()
             {
                 nAttachedAxisIndex = aXSlotIter->getAttachedAxisIndexForFirstSeries();
                 //2ND_AXIS_IN_BARS so far one can assume to have the same plotter for each z slot
-                pPosHelper = dynamic_cast<BarPositionHelper*>(&( this->getPlottingPositionHelper( nAttachedAxisIndex ) ) );
+                pPosHelper = dynamic_cast<BarPositionHelper*>(&( getPlottingPositionHelper( nAttachedAxisIndex ) ) );
                 if(!pPosHelper)
                     pPosHelper = m_pMainPosHelper.get();
             }
diff --git a/chart2/source/view/charttypes/NetChart.cxx b/chart2/source/view/charttypes/NetChart.cxx
index 4ed5410c0729..cf80469a70af 100644
--- a/chart2/source/view/charttypes/NetChart.cxx
+++ b/chart2/source/view/charttypes/NetChart.cxx
@@ -265,7 +265,7 @@ void NetChart::impl_createSeriesShapes()
             for( ; aSeriesIter != aSeriesEnd; ++aSeriesIter )
             {
                 sal_Int32 nAttachedAxisIndex = (*aSeriesIter)->getAttachedAxisIndex();
-                PlottingPositionHelper* pPosHelper = &(this->getPlottingPositionHelper( nAttachedAxisIndex ));
+                PlottingPositionHelper* pPosHelper = &(getPlottingPositionHelper( nAttachedAxisIndex ));
                 if(!pPosHelper)
                     pPosHelper = m_pMainPosHelper.get();
                 PlotterBase::m_pPosHelper = pPosHelper;
@@ -404,7 +404,7 @@ void NetChart::createShapes()
                     if( aLogicYSumMap.find(nAttachedAxisIndex)==aLogicYSumMap.end() )
                         aLogicYSumMap[nAttachedAxisIndex]=0.0;
 
-                    PlottingPositionHelper* pPosHelper = &(this->getPlottingPositionHelper( nAttachedAxisIndex ));
+                    PlottingPositionHelper* pPosHelper = &(getPlottingPositionHelper( nAttachedAxisIndex ));
                     if(!pPosHelper)
                         pPosHelper = m_pMainPosHelper.get();
                     PlotterBase::m_pPosHelper = pPosHelper;
@@ -447,7 +447,7 @@ void NetChart::createShapes()
                     uno::Reference< drawing::XShapes > xSeriesGroupShape_Shapes = getSeriesGroupShapeFrontChild(*aSeriesIter, m_xSeriesTarget);
 
                     sal_Int32 nAttachedAxisIndex = (*aSeriesIter)->getAttachedAxisIndex();
-                    PlottingPositionHelper* pPosHelper = &(this->getPlottingPositionHelper( nAttachedAxisIndex ));
+                    PlottingPositionHelper* pPosHelper = &(getPlottingPositionHelper( nAttachedAxisIndex ));
                     if(!pPosHelper)
                         pPosHelper = m_pMainPosHelper.get();
                     PlotterBase::m_pPosHelper = pPosHelper;
@@ -617,7 +617,7 @@ void NetChart::createShapes()
                             LabelAlignment eAlignment = LABEL_ALIGN_TOP;
                             drawing::Position3D aScenePosition3D( aScenePosition.PositionX
                                         , aScenePosition.PositionY
-                                        , aScenePosition.PositionZ+this->getTransformedDepth() );
+                                        , aScenePosition.PositionZ+getTransformedDepth() );
 
                             sal_Int32 nLabelPlacement = pSeries->getLabelPlacement( nIndex, m_xChartTypeModel, pPosHelper->isSwapXAndY() );
 
diff --git a/chart2/source/view/charttypes/PieChart.cxx b/chart2/source/view/charttypes/PieChart.cxx
index 272d26ad82b6..184d824ce919 100644
--- a/chart2/source/view/charttypes/PieChart.cxx
+++ b/chart2/source/view/charttypes/PieChart.cxx
@@ -602,7 +602,7 @@ void PieChart::createShapes()
             if( !bIsVisible )
                 continue;
 
-            aParam.mfDepth  = this->getTransformedDepth() * (n3DRelativeHeight / 100.0);
+            aParam.mfDepth  = getTransformedDepth() * (n3DRelativeHeight / 100.0);
 
             uno::Reference< drawing::XShapes > xSeriesGroupShape_Shapes = getSeriesGroupShape(pSeries, xSeriesTarget);
             ///collect data point information (logic coordinates, style ):
@@ -773,7 +773,7 @@ PieChart::PieLabelInfo::PieLabelInfo()
 bool PieChart::PieLabelInfo::moveAwayFrom( const PieChart::PieLabelInfo* pFix, const awt::Size& rPageSize, bool bMoveHalfWay, bool bMoveClockwise )
 {
     //return true if the move was successful
-    if(!this->bMovementAllowed)
+    if(!bMovementAllowed)
         return false;
 
     const sal_Int32 nLabelDistanceX = rPageSize.Width/50;
@@ -781,7 +781,7 @@ bool PieChart::PieLabelInfo::moveAwayFrom( const PieChart::PieLabelInfo* pFix, c
 
     ///compute the rectangle representing the intersection of the label bounding
     ///boxes (`aOverlap`).
-    ::basegfx::B2IRectangle aOverlap( lcl_getRect( this->xLabelGroupShape ) );
+    ::basegfx::B2IRectangle aOverlap( lcl_getRect( xLabelGroupShape ) );
     aOverlap.intersect( lcl_getRect( pFix->xLabelGroupShape ) );
     if( !aOverlap.isEmpty() )
     {
@@ -797,7 +797,7 @@ bool PieChart::PieLabelInfo::moveAwayFrom( const PieChart::PieLabelInfo* pFix, c
         ///`aTangentialDirection` is greater than the vertical component,
         ///the magnitude of the shift is equal to `aOverlap.Width` else to
         ///`aOverlap.Height`;
-        basegfx::B2IVector aRadiusDirection = this->aFirstPosition - this->aOrigin;
+        basegfx::B2IVector aRadiusDirection = aFirstPosition - aOrigin;
         aRadiusDirection.setLength(1.0);
         basegfx::B2IVector aTangentialDirection( -aRadiusDirection.getY(), aRadiusDirection.getX() );
         bool bShiftHorizontal = abs(aTangentialDirection.getX()) > abs(aTangentialDirection.getY());
@@ -813,17 +813,17 @@ bool PieChart::PieLabelInfo::moveAwayFrom( const PieChart::PieLabelInfo* pFix, c
         ///`aTangentialDirection` is reversed;
         if(!bMoveClockwise)
             nShift*=-1;
-        awt::Point aOldPos( this->xLabelGroupShape->getPosition() );
+        awt::Point aOldPos( xLabelGroupShape->getPosition() );
         basegfx::B2IVector aNewPos = basegfx::B2IVector( aOldPos.X, aOldPos.Y ) + nShift*aTangentialDirection;
 
         ///a final check is performed in order to be sure that the moved label
         ///is still inside the page document;
         awt::Point aNewAWTPos( aNewPos.getX(), aNewPos.getY() );
-        if( !lcl_isInsidePage( aNewAWTPos, this->xLabelGroupShape->getSize(), rPageSize ) )
+        if( !lcl_isInsidePage( aNewAWTPos, xLabelGroupShape->getSize(), rPageSize ) )
             return false;
 
-        this->xLabelGroupShape->setPosition( aNewAWTPos );
-        this->bMoved = true;
+        xLabelGroupShape->setPosition( aNewAWTPos );
+        bMoved = true;
     }
     return true;
 
diff --git a/chart2/source/view/charttypes/VSeriesPlotter.cxx b/chart2/source/view/charttypes/VSeriesPlotter.cxx
index 589812594ff6..160fbd7f194d 100644
--- a/chart2/source/view/charttypes/VSeriesPlotter.cxx
+++ b/chart2/source/view/charttypes/VSeriesPlotter.cxx
@@ -299,9 +299,9 @@ uno::Reference< drawing::XShapes > VSeriesPlotter::getSeriesGroupShapeFrontChild
     if(!xShapes.is())
     {
         //ensure that the series group shape is already created
-        uno::Reference< drawing::XShapes > xSeriesShapes( this->getSeriesGroupShape( pDataSeries, xTarget ) );
+        uno::Reference< drawing::XShapes > xSeriesShapes( getSeriesGroupShape( pDataSeries, xTarget ) );
         //ensure that the back child is created first
-        this->getSeriesGroupShapeBackChild( pDataSeries, xTarget );
+        getSeriesGroupShapeBackChild( pDataSeries, xTarget );
         //use series group shape as parent for the new created front group shape
         xShapes = createGroupShape( xSeriesShapes );
         pDataSeries->m_xFrontSubGroupShape = xShapes;
@@ -316,7 +316,7 @@ uno::Reference< drawing::XShapes > VSeriesPlotter::getSeriesGroupShapeBackChild(
     if(!xShapes.is())
     {
         //ensure that the series group shape is already created
-        uno::Reference< drawing::XShapes > xSeriesShapes( this->getSeriesGroupShape( pDataSeries, xTarget ) );
+        uno::Reference< drawing::XShapes > xSeriesShapes( getSeriesGroupShape( pDataSeries, xTarget ) );
         //use series group shape as parent for the new created back group shape
         xShapes = createGroupShape( xSeriesShapes );
         pDataSeries->m_xBackSubGroupShape = xShapes;
@@ -350,7 +350,7 @@ uno::Reference< drawing::XShapes > VSeriesPlotter::getErrorBarsGroupShape( VData
     if(!xShapes.is())
     {
         //create a group shape for this series and add to logic target:
-        xShapes = this->createGroupShape( xTarget,rDataSeries.getErrorBarsCID(bYError) );
+        xShapes = createGroupShape( xTarget,rDataSeries.getErrorBarsCID(bYError) );
         rShapeGroup = xShapes;
     }
     return xShapes;
@@ -1011,7 +1011,7 @@ void VSeriesPlotter::createErrorBar_X( const drawing::Position3D& rUnscaledLogic
     if( xErrorBarProp.is())
     {
         uno::Reference< drawing::XShapes > xErrorBarsGroup_Shapes(
-            this->getErrorBarsGroupShape(rVDataSeries, xTarget, false) );
+            getErrorBarsGroupShape(rVDataSeries, xTarget, false) );
 
         createErrorBar( xErrorBarsGroup_Shapes
             , rUnscaledLogicPosition, xErrorBarProp
@@ -1033,7 +1033,7 @@ void VSeriesPlotter::createErrorBar_Y( const drawing::Position3D& rUnscaledLogic
     if( xErrorBarProp.is())
     {
         uno::Reference< drawing::XShapes > xErrorBarsGroup_Shapes(
-            this->getErrorBarsGroupShape(rVDataSeries, xTarget, true) );
+            getErrorBarsGroupShape(rVDataSeries, xTarget, true) );
 
         createErrorBar( xErrorBarsGroup_Shapes
             , rUnscaledLogicPosition, xErrorBarProp
@@ -1423,7 +1423,7 @@ double VSeriesPlotter::getMinimumYInRange( double fMinimumX, double fMaximumX, s
     if( !m_bCategoryXAxis || ( m_pExplicitCategoriesProvider && m_pExplicitCategoriesProvider->isDateAxis() ) )
     {
         double fMinY, fMaxY;
-        this->getMinimumAndMaximiumYInContinuousXRange( fMinY, fMaxY, fMinimumX, fMaximumX, nAxisIndex );
+        getMinimumAndMaximiumYInContinuousXRange( fMinY, fMaxY, fMinimumX, fMaximumX, nAxisIndex );
         return fMinY;
     }
 
@@ -1456,7 +1456,7 @@ double VSeriesPlotter::getMaximumYInRange( double fMinimumX, double fMaximumX, s
     if( !m_bCategoryXAxis || ( m_pExplicitCategoriesProvider && m_pExplicitCategoriesProvider->isDateAxis() ) )
     {
         double fMinY, fMaxY;
-        this->getMinimumAndMaximiumYInContinuousXRange( fMinY, fMaxY, fMinimumX, fMaximumX, nAxisIndex );
+        getMinimumAndMaximiumYInContinuousXRange( fMinY, fMaxY, fMinimumX, fMaximumX, nAxisIndex );
         return fMaxY;
     }
 
@@ -1975,7 +1975,7 @@ void VDataSeriesGroup::calculateYMinAndMaxForCategoryRange(
         double fMinimumY; ::rtl::math::setNan(&fMinimumY);
         double fMaximumY; ::rtl::math::setNan(&fMaximumY);
 
-        this->calculateYMinAndMaxForCategory( nCatIndex
+        calculateYMinAndMaxForCategory( nCatIndex
             , bSeparateStackingForDifferentSigns, fMinimumY, fMaximumY, nAxisIndex );
 
         if(rfMinimumY > fMinimumY)
@@ -2133,7 +2133,7 @@ std::vector< ViewLegendEntry > VSeriesPlotter::createLegendEntries(
                         continue;
 
                     std::vector<ViewLegendEntry> aSeriesEntries(
-                            this->createLegendEntriesForSeries(
+                            createLegendEntriesForSeries(
                                         rEntryKeyAspectRatio, *pSeries, xTextProperties,
                                         xTarget, xShapeFactory, xContext));
 
@@ -2284,8 +2284,8 @@ Reference< drawing::XShape > VSeriesPlotter::createLegendSymbolForSeries(
                 , const Reference< lang::XMultiServiceFactory >& xShapeFactory )
 {
 
-    LegendSymbolStyle eLegendSymbolStyle = this->getLegendSymbolStyle();
-    uno::Any aExplicitSymbol( this->getExplicitSymbol( rSeries, -1 ) );
+    LegendSymbolStyle eLegendSymbolStyle = getLegendSymbolStyle();
+    uno::Any aExplicitSymbol( getExplicitSymbol( rSeries, -1 ) );
 
     VLegendSymbolFactory::PropertyType ePropType =
         VLegendSymbolFactory::PropertyType::FilledSeries;
@@ -2315,8 +2315,8 @@ Reference< drawing::XShape > VSeriesPlotter::createLegendSymbolForPoint(
                 , const Reference< lang::XMultiServiceFactory >& xShapeFactory )
 {
 
-    LegendSymbolStyle eLegendSymbolStyle = this->getLegendSymbolStyle();
-    uno::Any aExplicitSymbol( this->getExplicitSymbol(rSeries,nPointIndex) );
+    LegendSymbolStyle eLegendSymbolStyle = getLegendSymbolStyle();
+    uno::Any aExplicitSymbol( getExplicitSymbol(rSeries,nPointIndex) );
 
     VLegendSymbolFactory::PropertyType ePropType =
         VLegendSymbolFactory::PropertyType::FilledSeries;
@@ -2393,7 +2393,7 @@ std::vector< ViewLegendEntry > VSeriesPlotter::createLegendEntriesForSeries(
                 uno::Reference< drawing::XShapes > xSymbolGroup( AbstractShapeFactory::getOrCreateShapeFactory(xShapeFactory)->createGroup2D( xTarget ));
 
                 // create the symbol
-                Reference< drawing::XShape > xShape( this->createLegendSymbolForPoint( rEntryKeyAspectRatio,
+                Reference< drawing::XShape > xShape( createLegendSymbolForPoint( rEntryKeyAspectRatio,
                     rSeries, nIdx, xSymbolGroup, xShapeFactory ) );
 
                 // set CID to symbol for selection
@@ -2422,7 +2422,7 @@ std::vector< ViewLegendEntry > VSeriesPlotter::createLegendEntriesForSeries(
             uno::Reference< drawing::XShapes > xSymbolGroup( AbstractShapeFactory::getOrCreateShapeFactory(xShapeFactory)->createGroup2D( xTarget ));
 
             // create the symbol
-            Reference< drawing::XShape > xShape( this->createLegendSymbolForSeries(
+            Reference< drawing::XShape > xShape( createLegendSymbolForSeries(
                 rEntryKeyAspectRatio, rSeries, xSymbolGroup, xShapeFactory ) );
 
             // set CID to symbol for selection
diff --git a/chart2/source/view/main/DrawModelWrapper.cxx b/chart2/source/view/main/DrawModelWrapper.cxx
index 613c4b5ac246..0eaab2eb4155 100644
--- a/chart2/source/view/main/DrawModelWrapper.cxx
+++ b/chart2/source/view/main/DrawModelWrapper.cxx
@@ -148,7 +148,7 @@ uno::Reference< uno::XInterface > DrawModelWrapper::createUnoModel()
 
 uno::Reference< frame::XModel > DrawModelWrapper::getUnoModel()
 {
-    uno::Reference< uno::XInterface > xI = this->SdrModel::getUnoModel();
+    uno::Reference< uno::XInterface > xI = SdrModel::getUnoModel();
     return uno::Reference<frame::XModel>::query( xI );
 }
 
@@ -159,7 +159,7 @@ SdrModel& DrawModelWrapper::getSdrModel()
 
 uno::Reference< lang::XMultiServiceFactory > DrawModelWrapper::getShapeFactory()
 {
-    uno::Reference< lang::XMultiServiceFactory > xShapeFactory( this->getUnoModel(), uno::UNO_QUERY );
+    uno::Reference< lang::XMultiServiceFactory > xShapeFactory( getUnoModel(), uno::UNO_QUERY );
     return xShapeFactory;
 }
 
@@ -189,14 +189,14 @@ uno::Reference< drawing::XDrawPage > const & DrawModelWrapper::getMainDrawPage()
     //ensure that additional shapes are in front of the chart objects so create the chart root before
     // let us disable this call for now
     // TODO:moggi
-    // AbstractShapeFactory::getOrCreateShapeFactory(this->getShapeFactory())->getOrCreateChartRootShape( m_xMainDrawPage );
+    // AbstractShapeFactory::getOrCreateShapeFactory(getShapeFactory())->getOrCreateChartRootShape( m_xMainDrawPage );
     return m_xMainDrawPage;
 }
 uno::Reference< drawing::XDrawPage > const & DrawModelWrapper::getHiddenDrawPage()
 {
     if( !m_xHiddenDrawPage.is() )
     {
-        uno::Reference< drawing::XDrawPagesSupplier > xDrawPagesSuplier( this->getUnoModel(), uno::UNO_QUERY );
+        uno::Reference< drawing::XDrawPagesSupplier > xDrawPagesSuplier( getUnoModel(), uno::UNO_QUERY );
         if( xDrawPagesSuplier.is() )
         {
             uno::Reference< drawing::XDrawPages > xDrawPages( xDrawPagesSuplier->getDrawPages () );
@@ -240,13 +240,13 @@ uno::Reference< drawing::XShapes > DrawModelWrapper::getChartRootShape(
 
 void DrawModelWrapper::lockControllers()
 {
-    uno::Reference< frame::XModel > xDrawModel( this->getUnoModel() );
+    uno::Reference< frame::XModel > xDrawModel( getUnoModel() );
     if( xDrawModel.is())
         xDrawModel->lockControllers();
 }
 void DrawModelWrapper::unlockControllers()
 {
-    uno::Reference< frame::XModel > xDrawModel( this->getUnoModel() );
+    uno::Reference< frame::XModel > xDrawModel( getUnoModel() );
     if( xDrawModel.is())
         xDrawModel->unlockControllers();
 }
@@ -258,36 +258,36 @@ OutputDevice* DrawModelWrapper::getReferenceDevice() const
 
 SfxItemPool& DrawModelWrapper::GetItemPool()
 {
-    return this->SdrModel::GetItemPool();
+    return SdrModel::GetItemPool();
 }
 XColorListRef DrawModelWrapper::GetColorList() const
 {
-    return this->SdrModel::GetColorList();
+    return SdrModel::GetColorList();
 }
 XDashListRef DrawModelWrapper::GetDashList() const
 {
-    return this->SdrModel::GetDashList();
+    return SdrModel::GetDashList();
 }
 XLineEndListRef DrawModelWrapper::GetLineEndList() const
 {
-    return this->SdrModel::GetLineEndList();
+    return SdrModel::GetLineEndList();
 }
 XGradientListRef DrawModelWrapper::GetGradientList() const
 {
-    return this->SdrModel::GetGradientList();
+    return SdrModel::GetGradientList();
 }
 XHatchListRef DrawModelWrapper::GetHatchList() const
 {
-    return this->SdrModel::GetHatchList();
+    return SdrModel::GetHatchList();
 }
 XBitmapListRef DrawModelWrapper::GetBitmapList() const
 {
-    return this->SdrModel::GetBitmapList();
+    return SdrModel::GetBitmapList();
 }
 
 XPatternListRef DrawModelWrapper::GetPatternList() const
 {
-    return this->SdrModel::GetPatternList();
+    return SdrModel::GetPatternList();
 }
 
 SdrObject* DrawModelWrapper::getNamedSdrObject( const OUString& rName )
diff --git a/chart2/source/view/main/PlottingPositionHelper.cxx b/chart2/source/view/main/PlottingPositionHelper.cxx
index f378e32a4b73..b42346c1210a 100644
--- a/chart2/source/view/main/PlottingPositionHelper.cxx
+++ b/chart2/source/view/main/PlottingPositionHelper.cxx
@@ -87,7 +87,7 @@ PlottingPositionHelper* PlottingPositionHelper::clone() const
 
 PlottingPositionHelper* PlottingPositionHelper::createSecondaryPosHelper( const ExplicitScaleData& rSecondaryScale )
 {
-    PlottingPositionHelper* pRet = this->clone();
+    PlottingPositionHelper* pRet = clone();
     pRet->m_aScales[1]=rSecondaryScale;
     return pRet;
 }
@@ -175,23 +175,23 @@ uno::Reference< XTransformation > PlottingPositionHelper::getTransformationScale
 drawing::Position3D PlottingPositionHelper::transformLogicToScene(
     double fX, double fY, double fZ, bool bClip ) const
 {
-    this->doLogicScaling( &fX,&fY,&fZ );
+    doLogicScaling( &fX,&fY,&fZ );
     if(bClip)
-        this->clipScaledLogicValues( &fX,&fY,&fZ );
+        clipScaledLogicValues( &fX,&fY,&fZ );
 
-    return this->transformScaledLogicToScene( fX, fY, fZ, false );
+    return transformScaledLogicToScene( fX, fY, fZ, false );
 }
 
 drawing::Position3D PlottingPositionHelper::transformScaledLogicToScene(
     double fX, double fY, double fZ, bool bClip  ) const
 {
     if( bClip )
-        this->clipScaledLogicValues( &fX,&fY,&fZ );
+        clipScaledLogicValues( &fX,&fY,&fZ );
 
     drawing::Position3D aPos( fX, fY, fZ);
 
     uno::Reference< XTransformation > xTransformation =
-        this->getTransformationScaledLogicToScene();
+        getTransformationScaledLogicToScene();
     uno::Sequence< double > aSeq =
         xTransformation->transform( Position3DToSequence(aPos) );
     return SequenceToPosition3D(aSeq);
@@ -233,7 +233,7 @@ void PlottingPositionHelper::transformScaledLogicToScene( drawing::PolyPolygonSh
             double& fX = xValues[nP];
             double& fY = yValues[nP];
             double& fZ = zValues[nP];
-            aScenePosition = this->transformScaledLogicToScene( fX,fY,fZ,true );
+            aScenePosition = transformScaledLogicToScene( fX,fY,fZ,true );
             fX = aScenePosition.PositionX;
             fY = aScenePosition.PositionY;
             fZ = aScenePosition.PositionZ;
@@ -412,8 +412,8 @@ double PolarPlottingPositionHelper::getWidthAngleDegree( double& fStartLogicValu
         fStartLogicValueOnAngleAxis = fHelp;
     }
 
-    double fStartAngleDegree = this->transformToAngleDegree( fStartLogicValueOnAngleAxis );
-    double fEndAngleDegree   = this->transformToAngleDegree( fEndLogicValueOnAngleAxis );
+    double fStartAngleDegree = transformToAngleDegree( fStartLogicValueOnAngleAxis );
+    double fEndAngleDegree   = transformToAngleDegree( fEndLogicValueOnAngleAxis );
     double fWidthAngleDegree = fEndAngleDegree - fStartAngleDegree;
 
     if( ::rtl::math::approxEqual( fStartAngleDegree, fEndAngleDegree )
@@ -598,19 +598,19 @@ double PolarPlottingPositionHelper::transformToRadius( double fLogicValueOnRadiu
 drawing::Position3D PolarPlottingPositionHelper::transformLogicToScene( double fX, double fY, double fZ, bool bClip ) const
 {
     if(bClip)
-        this->clipLogicValues( &fX,&fY,&fZ );
+        clipLogicValues( &fX,&fY,&fZ );
     double fLogicValueOnAngleAxis  = m_bSwapXAndY ? fY : fX;
     double fLogicValueOnRadiusAxis = m_bSwapXAndY ? fX : fY;
-    return this->transformAngleRadiusToScene( fLogicValueOnAngleAxis, fLogicValueOnRadiusAxis, fZ );
+    return transformAngleRadiusToScene( fLogicValueOnAngleAxis, fLogicValueOnRadiusAxis, fZ );
 }
 
 drawing::Position3D PolarPlottingPositionHelper::transformScaledLogicToScene( double fX, double fY, double fZ, bool bClip ) const
 {
     if(bClip)
-        this->clipScaledLogicValues( &fX,&fY,&fZ );
+        clipScaledLogicValues( &fX,&fY,&fZ );
     double fLogicValueOnAngleAxis  = m_bSwapXAndY ? fY : fX;
     double fLogicValueOnRadiusAxis = m_bSwapXAndY ? fX : fY;
-    return this->transformAngleRadiusToScene( fLogicValueOnAngleAxis, fLogicValueOnRadiusAxis, fZ, false );
+    return transformAngleRadiusToScene( fLogicValueOnAngleAxis, fLogicValueOnRadiusAxis, fZ, false );
 }
 drawing::Position3D PolarPlottingPositionHelper::transformUnitCircleToScene( double fUnitAngleDegree, double fUnitRadius
                                                                             , double fLogicZ ) const
@@ -629,8 +629,8 @@ drawing::Position3D PolarPlottingPositionHelper::transformUnitCircleToScene( dou
 
 drawing::Position3D PolarPlottingPositionHelper::transformAngleRadiusToScene( double fLogicValueOnAngleAxis, double fLogicValueOnRadiusAxis, double fLogicZ, bool bDoScaling ) const
 {
-    double fUnitAngleDegree = this->transformToAngleDegree(fLogicValueOnAngleAxis,bDoScaling);
-    double fUnitRadius      = this->transformToRadius(fLogicValueOnRadiusAxis,bDoScaling);
+    double fUnitAngleDegree = transformToAngleDegree(fLogicValueOnAngleAxis,bDoScaling);
+    double fUnitRadius      = transformToRadius(fLogicValueOnRadiusAxis,bDoScaling);
 
     return transformUnitCircleToScene( fUnitAngleDegree, fUnitRadius, fLogicZ );
 }
diff --git a/chart2/source/view/main/PolarLabelPositionHelper.cxx b/chart2/source/view/main/PolarLabelPositionHelper.cxx
index a5d266f545ea..d7a71d605557 100644
--- a/chart2/source/view/main/PolarLabelPositionHelper.cxx
+++ b/chart2/source/view/main/PolarLabelPositionHelper.cxx
@@ -77,7 +77,7 @@ awt::Point PolarLabelPositionHelper::getLabelScreenPositionAndAlignmentForUnitCi
     else
         fRadius = fUnitCircleInnerRadius + (fUnitCircleOuterRadius-fUnitCircleInnerRadius)/2.0 ;
 
-    awt::Point aRet( this->transformSceneToScreenPosition(
+    awt::Point aRet( transformSceneToScreenPosition(
         m_pPosHelper->transformUnitCircleToScene( fAngleDegree, fRadius, fLogicZ+0.5 ) ) );
 
     if(m_nDimensionCount==3 && nLabelPlacement == css::chart::DataLabelPlacement::OUTSIDE)
@@ -85,10 +85,10 @@ awt::Point PolarLabelPositionHelper::getLabelScreenPositionAndAlignmentForUnitCi
         //check whether the upper or the downer edge is more distant from the center
         //take the farest point to put the label to
 
-        awt::Point aP0( this->transformSceneToScreenPosition(
+        awt::Point aP0( transformSceneToScreenPosition(
             m_pPosHelper->transformUnitCircleToScene( 0, 0, fLogicZ ) ) );
         awt::Point aP1(aRet);
-        awt::Point aP2( this->transformSceneToScreenPosition(
+        awt::Point aP2( transformSceneToScreenPosition(
             m_pPosHelper->transformUnitCircleToScene( fAngleDegree, fRadius, fLogicZ-0.5 ) ) );
 
         ::basegfx::B2DVector aV0( aP0.X, aP0.Y );
@@ -158,7 +158,7 @@ awt::Point PolarLabelPositionHelper::getLabelScreenPositionAndAlignmentForUnitCi
     //add a scaling independent Offset if requested
     if( nScreenValueOffsetInRadiusDirection != 0)
     {
-        awt::Point aOrigin( this->transformSceneToScreenPosition(
+        awt::Point aOrigin( transformSceneToScreenPosition(
             m_pPosHelper->transformUnitCircleToScene( 0.0, 0.0, fLogicZ+0.5 ) ) );
         basegfx::B2IVector aDirection( aRet.X- aOrigin.X, aRet.Y- aOrigin.Y );
         aDirection.setLength(nScreenValueOffsetInRadiusDirection);
diff --git a/chart2/source/view/main/VDataSeries.cxx b/chart2/source/view/main/VDataSeries.cxx
index 1c9f6061ef9b..09c8236840a9 100644
--- a/chart2/source/view/main/VDataSeries.cxx
+++ b/chart2/source/view/main/VDataSeries.cxx
@@ -572,7 +572,7 @@ bool VDataSeries::hasExplicitNumberFormat( sal_Int32 nPointIndex, bool bForPerce
 {
     OUString aPropName = bForPercentage ? OUString("PercentageNumberFormat") : OUString(CHART_UNONAME_NUMFMT);
     bool bHasNumberFormat = false;
-    uno::Reference< beans::XPropertySet > xPointProp( this->getPropertiesOfPoint( nPointIndex ));
+    uno::Reference< beans::XPropertySet > xPointProp( getPropertiesOfPoint( nPointIndex ));
     sal_Int32 nNumberFormat = -1;
     if( xPointProp.is() && (xPointProp->getPropertyValue(aPropName) >>= nNumberFormat) )
         bHasNumberFormat = true;
@@ -582,7 +582,7 @@ sal_Int32 VDataSeries::getExplicitNumberFormat( sal_Int32 nPointIndex, bool bFor
 {
     OUString aPropName = bForPercentage ? OUString("PercentageNumberFormat") : OUString(CHART_UNONAME_NUMFMT);
     sal_Int32 nNumberFormat = -1;
-    uno::Reference< beans::XPropertySet > xPointProp( this->getPropertiesOfPoint( nPointIndex ));
+    uno::Reference< beans::XPropertySet > xPointProp( getPropertiesOfPoint( nPointIndex ));
     if( xPointProp.is() )
         xPointProp->getPropertyValue(aPropName) >>= nNumberFormat;
     return nNumberFormat;
@@ -625,7 +625,7 @@ sal_Int32 VDataSeries::getLabelPlacement( sal_Int32 nPointIndex, const uno::Refe
     sal_Int32 nLabelPlacement=0;
     try
     {
-        uno::Reference< beans::XPropertySet > xPointProps( this->getPropertiesOfPoint( nPointIndex ) );
+        uno::Reference< beans::XPropertySet > xPointProps( getPropertiesOfPoint( nPointIndex ) );
         if( xPointProps.is() )
             xPointProps->getPropertyValue("LabelPlacement") >>= nLabelPlacement;
 
@@ -807,7 +807,7 @@ Symbol* VDataSeries::getSymbolProperties( sal_Int32 index ) const
         adaptPointCache( index );
         if (!m_apSymbolProperties_AttributedPoint)
             m_apSymbolProperties_AttributedPoint
-                = getSymbolPropertiesFromPropertySet(this->getPropertiesOfPoint(index));
+                = getSymbolPropertiesFromPropertySet(getPropertiesOfPoint(index));
         pRet = m_apSymbolProperties_AttributedPoint.get();
         //if a single data point does not have symbols but the dataseries itself has symbols
         //we create an invisible symbol shape to enable selection of that point
@@ -815,7 +815,7 @@ Symbol* VDataSeries::getSymbolProperties( sal_Int32 index ) const
         {
             if (!m_apSymbolProperties_Series)
                 m_apSymbolProperties_Series
-                    = getSymbolPropertiesFromPropertySet(this->getPropertiesOfSeries());
+                    = getSymbolPropertiesFromPropertySet(getPropertiesOfSeries());
             if( m_apSymbolProperties_Series.get() && m_apSymbolProperties_Series->Style != SymbolStyle_NONE )
             {
                 if (!m_apSymbolProperties_InvisibleSymbolForSelection)
@@ -835,7 +835,7 @@ Symbol* VDataSeries::getSymbolProperties( sal_Int32 index ) const
     {
         if (!m_apSymbolProperties_Series)
             m_apSymbolProperties_Series
-                = getSymbolPropertiesFromPropertySet(this->getPropertiesOfSeries());
+                = getSymbolPropertiesFromPropertySet(getPropertiesOfSeries());
         pRet = m_apSymbolProperties_Series.get();
     }
 
@@ -856,7 +856,7 @@ uno::Reference< beans::XPropertySet > VDataSeries::getXErrorBarProperties( sal_I
 {
     uno::Reference< beans::XPropertySet > xErrorBarProp;
 
-    uno::Reference< beans::XPropertySet > xPointProp( this->getPropertiesOfPoint( index ));
+    uno::Reference< beans::XPropertySet > xPointProp( getPropertiesOfPoint( index ));
     if( xPointProp.is() )
         xPointProp->getPropertyValue(CHART_UNONAME_ERRORBAR_X) >>= xErrorBarProp;
     return xErrorBarProp;
@@ -866,7 +866,7 @@ uno::Reference< beans::XPropertySet > VDataSeries::getYErrorBarProperties( sal_I
 {
     uno::Reference< beans::XPropertySet > xErrorBarProp;
 
-    uno::Reference< beans::XPropertySet > xPointProp( this->getPropertiesOfPoint( index ));
+    uno::Reference< beans::XPropertySet > xPointProp( getPropertiesOfPoint( index ));
     if( xPointProp.is() )
         xPointProp->getPropertyValue(CHART_UNONAME_ERRORBAR_Y) >>= xErrorBarProp;
     return xErrorBarProp;
@@ -879,7 +879,7 @@ bool VDataSeries::hasPointOwnColor( sal_Int32 index ) const
 
     try
     {
-        uno::Reference< beans::XPropertyState > xPointState( this->getPropertiesOfPoint(index), uno::UNO_QUERY_THROW );
+        uno::Reference< beans::XPropertyState > xPointState( getPropertiesOfPoint(index), uno::UNO_QUERY_THROW );
         return (xPointState->getPropertyState("Color") != beans::PropertyState_DEFAULT_VALUE );
     }
     catch(const uno::Exception& e)
@@ -905,7 +905,7 @@ bool VDataSeries::isAttributedDataPoint( sal_Int32 index ) const
 bool VDataSeries::isVaryColorsByPoint() const
 {
     bool bVaryColorsByPoint = false;
-    Reference< beans::XPropertySet > xSeriesProp( this->getPropertiesOfSeries() );
+    Reference< beans::XPropertySet > xSeriesProp( getPropertiesOfSeries() );
     if( xSeriesProp.is() )
         xSeriesProp->getPropertyValue("VaryColorsByPoint") >>= bVaryColorsByPoint;
     return bVaryColorsByPoint;
@@ -915,7 +915,7 @@ uno::Reference< beans::XPropertySet > VDataSeries::getPropertiesOfPoint( sal_Int
 {
     if( isAttributedDataPoint( index ) )
         return m_xDataSeries->getDataPointByIndex(index);
-    return this->getPropertiesOfSeries();
+    return getPropertiesOfSeries();
 }
 
 uno::Reference<beans::XPropertySet> VDataSeries::getPropertiesOfSeries() const
@@ -958,14 +958,14 @@ DataPointLabel* VDataSeries::getDataPointLabel( sal_Int32 index ) const
         adaptPointCache( index );
         if( !m_apLabel_AttributedPoint.get() )
             m_apLabel_AttributedPoint
-                = getDataPointLabelFromPropertySet(this->getPropertiesOfPoint(index));
+                = getDataPointLabelFromPropertySet(getPropertiesOfPoint(index));
         pRet = m_apLabel_AttributedPoint.get();
     }
     else
     {
         if (!m_apLabel_Series)
             m_apLabel_Series
-                = getDataPointLabelFromPropertySet(this->getPropertiesOfPoint(index));
+                = getDataPointLabelFromPropertySet(getPropertiesOfPoint(index));
         pRet = m_apLabel_Series.get();
     }
     if( !m_bAllowPercentValueInDataLabel )
@@ -978,7 +978,7 @@ DataPointLabel* VDataSeries::getDataPointLabel( sal_Int32 index ) const
 
 DataPointLabel* VDataSeries::getDataPointLabelIfLabel( sal_Int32 index ) const
 {
-    DataPointLabel* pLabel = this->getDataPointLabel( index );
+    DataPointLabel* pLabel = getDataPointLabel( index );
     if( !pLabel || (!pLabel->ShowNumber && !pLabel->ShowNumberInPercent
         && !pLabel->ShowCategoryName ) )
         return nullptr;
@@ -1000,7 +1000,7 @@ bool VDataSeries::getTextLabelMultiPropertyLists( sal_Int32 index
             // Cache these properties for this point.
             m_apLabelPropNames_AttributedPoint.reset(new tNameSequence);
             m_apLabelPropValues_AttributedPoint.reset(new tAnySequence);
-            xTextProp.set( this->getPropertiesOfPoint( index ));
+            xTextProp.set( getPropertiesOfPoint( index ));
             PropertyMapper::getTextLabelMultiPropertyLists(
                 xTextProp, *m_apLabelPropNames_AttributedPoint, *m_apLabelPropValues_AttributedPoint);
             bDoDynamicFontResize = true;
@@ -1015,7 +1015,7 @@ bool VDataSeries::getTextLabelMultiPropertyLists( sal_Int32 index
             // Cache these properties for the whole series.
             m_apLabelPropNames_Series.reset(new tNameSequence);
             m_apLabelPropValues_Series.reset(new tAnySequence);
-            xTextProp.set( this->getPropertiesOfPoint( index ));
+            xTextProp.set( getPropertiesOfPoint( index ));
             PropertyMapper::getTextLabelMultiPropertyLists(
                 xTextProp, *m_apLabelPropNames_Series, *m_apLabelPropValues_Series);
             bDoDynamicFontResize = true;
diff --git a/chart2/source/view/main/VLineProperties.cxx b/chart2/source/view/main/VLineProperties.cxx
index 614770a199de..76cddf36f94c 100644
--- a/chart2/source/view/main/VLineProperties.cxx
+++ b/chart2/source/view/main/VLineProperties.cxx
@@ -29,10 +29,10 @@ using namespace ::com::sun::star;
 
 VLineProperties::VLineProperties()
 {
-    this->Color <<= sal_Int32(0x000000); //type sal_Int32 UNO_NAME_LINECOLOR
-    this->LineStyle <<= drawing::LineStyle_SOLID; //type drawing::LineStyle for property UNO_NAME_LINESTYLE
-    this->Transparence <<= sal_Int16(0);//type sal_Int16 for property UNO_NAME_LINETRANSPARENCE
-    this->Width <<= sal_Int32(0);//type sal_Int32 for property UNO_NAME_LINEWIDTH
+    Color <<= sal_Int32(0x000000); //type sal_Int32 UNO_NAME_LINECOLOR
+    LineStyle <<= drawing::LineStyle_SOLID; //type drawing::LineStyle for property UNO_NAME_LINESTYLE
+    Transparence <<= sal_Int16(0);//type sal_Int16 for property UNO_NAME_LINETRANSPARENCE
+    Width <<= sal_Int32(0);//type sal_Int32 for property UNO_NAME_LINEWIDTH
 }
 
 void VLineProperties::initFromPropertySet( const uno::Reference< beans::XPropertySet >& xProp )
@@ -41,11 +41,11 @@ void VLineProperties::initFromPropertySet( const uno::Reference< beans::XPropert
     {
         try
         {
-            this->Color = xProp->getPropertyValue( "LineColor" );
-            this->LineStyle = xProp->getPropertyValue( "LineStyle" );
-            this->Transparence = xProp->getPropertyValue( "LineTransparence" );
-            this->Width = xProp->getPropertyValue( "LineWidth" );
-            this->DashName = xProp->getPropertyValue( "LineDashName" );
+            Color = xProp->getPropertyValue( "LineColor" );
+            LineStyle = xProp->getPropertyValue( "LineStyle" );
+            Transparence = xProp->getPropertyValue( "LineTransparence" );
+            Width = xProp->getPropertyValue( "LineWidth" );
+            DashName = xProp->getPropertyValue( "LineDashName" );
         }
         catch( const uno::Exception& e )
         {
@@ -53,7 +53,7 @@ void VLineProperties::initFromPropertySet( const uno::Reference< beans::XPropert
         }
     }
     else
-        this->LineStyle <<= drawing::LineStyle_NONE;
+        LineStyle <<= drawing::LineStyle_NONE;
 }
 
 bool VLineProperties::isLineVisible() const
@@ -61,11 +61,11 @@ bool VLineProperties::isLineVisible() const
     bool bRet = false;
 
     drawing::LineStyle aLineStyle(drawing::LineStyle_SOLID);
-    this->LineStyle >>= aLineStyle;
+    LineStyle >>= aLineStyle;
     if( aLineStyle != drawing::LineStyle_NONE )
     {
         sal_Int16 nLineTransparence=0;
-        this->Transparence >>= nLineTransparence;
+        Transparence >>= nLineTransparence;
         if(nLineTransparence!=100)
         {
             bRet = true;