1 files changed, 3 insertions, 0 deletions
diff --git a/chart2/source/inc/ChartTypeHelper.hxx b/chart2/source/inc/ChartTypeHelper.hxx
index d4917be283fb..151df377f800 100644
--- a/chart2/source/inc/ChartTypeHelper.hxx
+++ b/chart2/source/inc/ChartTypeHelper.hxx
@@ -21,12 +21,14 @@
 
 #include <com/sun/star/drawing/Direction3D.hpp>
 #include "charttoolsdllapi.hxx"
+#include <rtl/ref.hxx>
 
 namespace com::sun::star::chart2 { class XChartType; }
 namespace com::sun::star::chart2 { class XDataSeries; }
 
 namespace chart
 {
+class ChartType;
 
 class OOO_DLLPUBLIC_CHARTTOOLS ChartTypeHelper
 {
@@ -47,6 +49,7 @@ public:
     static bool isSupportingBaseValue(           const css::uno::Reference< css::chart2::XChartType >& xChartType );
     static bool isSupportingAxisPositioning(     const css::uno::Reference< css::chart2::XChartType >& xChartType, sal_Int32 nDimensionCount, sal_Int32 nDimensionIndex );
     static bool isSupportingDateAxis( const css::uno::Reference< css::chart2::XChartType >& xChartType, sal_Int32 nDimensionIndex );
+    static bool isSupportingDateAxis( const rtl::Reference< ::chart::ChartType >& xChartType, sal_Int32 nDimensionIndex );
     static bool isSupportingComplexCategory( const css::uno::Reference< css::chart2::XChartType >& xChartType );
     static bool isSupportingCategoryPositioning( const css::uno::Reference< css::chart2::XChartType >& xChartType, sal_Int32 nDimensionCount );
     static bool shiftCategoryPosAtXAxisPerDefault(     const css::uno::Reference< css::chart2::XChartType >& xChartType );