Refactor regression curve handling in xmloff import to use chart2.

Additionally support more regression curves per one series and
add polynomial an moving average tokens.

Conflicts:
xmloff/source/chart/SchXMLPlotAreaContext.cxx

Change-Id: I9dfebb1f47942c88ab0ccff48ec7632136fb1bc9

16 files changed, 525 insertions, 217 deletions

diff --git a/xmloff/Library_xo.mk b/xmloff/Library_xo.mk
index ba9efca2ba7d..319683102154 100644
--- a/xmloff/Library_xo.mk
+++ b/xmloff/Library_xo.mk
@@ -69,6 +69,7 @@ $(eval $(call gb_Library_add_exception_objects,xo,\
     xmloff/source/chart/SchXMLLegendContext \
     xmloff/source/chart/SchXMLParagraphContext \
     xmloff/source/chart/SchXMLPlotAreaContext \
+    xmloff/source/chart/SchXMLRegressionCurveObjectContext \
     xmloff/source/chart/SchXMLSeries2Context \
     xmloff/source/chart/SchXMLSeriesHelper \
     xmloff/source/chart/SchXMLTableContext \
@@ -80,6 +81,7 @@ $(eval $(call gb_Library_add_exception_objects,xo,\
     xmloff/source/chart/XMLErrorBarStylePropertyHdl \
     xmloff/source/chart/XMLErrorIndicatorPropertyHdl \
     xmloff/source/chart/XMLLabelSeparatorContext \
+    xmloff/source/chart/XMLRegressionTypePropertyHdl \
     xmloff/source/chart/XMLSymbolImageContext \
     xmloff/source/chart/XMLSymbolTypePropertyHdl \
     xmloff/source/chart/XMLTextOrientationHdl \
diff --git a/xmloff/source/chart/PropertyMap.hxx b/xmloff/source/chart/PropertyMap.hxx
index f19b36593e72..a5f1bd2e25d6 100644
--- a/xmloff/source/chart/PropertyMap.hxx
+++ b/xmloff/source/chart/PropertyMap.hxx
@@ -30,7 +30,6 @@
 #include <com/sun/star/chart/ChartAxisMarkPosition.hpp>
 #include <com/sun/star/chart/ErrorBarStyle.hpp>
 #include <com/sun/star/chart/ChartErrorIndicatorType.hpp>
-#include <com/sun/star/chart/ChartRegressionCurveType.hpp>
 #include <com/sun/star/chart/ChartSolidType.hpp>
 #include <com/sun/star/chart/ChartDataRowSource.hpp>
 #include <com/sun/star/chart/DataLabelPlacement.hpp>
@@ -184,7 +183,7 @@ const XMLPropertyMapEntry aXMLChartPropMap[] =
     MAP_ENTRY( "ShowNegativeError", CHART, XML_ERROR_LOWER_INDICATOR, XML_TYPE_BOOL),
     MAP_ENTRY( "ErrorBarStyle", CHART, XML_ERROR_CATEGORY, XML_SCH_TYPE_ERROR_BAR_STYLE ),
     MAP_ENTRY( "PercentageError", CHART, XML_ERROR_PERCENTAGE, XML_TYPE_DOUBLE ),
-    MAP_ENTRY( "RegressionCurves", CHART, XML_REGRESSION_TYPE, XML_SCH_TYPE_REGRESSION_TYPE ),
+    MAP_ENTRY( "RegressionType", CHART, XML_REGRESSION_TYPE, XML_SCH_TYPE_REGRESSION_TYPE ),
     MAP_SPECIAL_ODF12( "ErrorBarRangePositive", CHART, XML_ERROR_UPPER_RANGE, XML_TYPE_STRING, XML_SCH_CONTEXT_SPECIAL_ERRORBAR_RANGE ), // export only
     MAP_SPECIAL_ODF12( "ErrorBarRangeNegative", CHART, XML_ERROR_LOWER_RANGE, XML_TYPE_STRING, XML_SCH_CONTEXT_SPECIAL_ERRORBAR_RANGE ), // export only
 
@@ -256,17 +255,6 @@ SvXMLEnumMapEntry aXMLChartErrorBarStyleEnumMap[] =
     { ::xmloff::token::XML_TOKEN_INVALID, 0 }
 };
 
-SvXMLEnumMapEntry aXMLChartRegressionCurveTypeEnumMap[] =
-{
-    { ::xmloff::token::XML_NONE,        ::com::sun::star::chart::ChartRegressionCurveType_NONE },
-    { ::xmloff::token::XML_LINEAR,      ::com::sun::star::chart::ChartRegressionCurveType_LINEAR },
-    { ::xmloff::token::XML_LOGARITHMIC, ::com::sun::star::chart::ChartRegressionCurveType_LOGARITHM },
-    { ::xmloff::token::XML_EXPONENTIAL, ::com::sun::star::chart::ChartRegressionCurveType_EXPONENTIAL },
-    { ::xmloff::token::XML_POLYNOMIAL,  ::com::sun::star::chart::ChartRegressionCurveType_POLYNOMIAL },
-    { ::xmloff::token::XML_POWER,       ::com::sun::star::chart::ChartRegressionCurveType_POWER },
-    { ::xmloff::token::XML_TOKEN_INVALID, 0 }
-};
-
 SvXMLEnumMapEntry aXMLChartSolidTypeEnumMap[] =
 {
     { ::xmloff::token::XML_CUBOID,      ::com::sun::star::chart::ChartSolidType::RECTANGULAR_SOLID },
diff --git a/xmloff/source/chart/PropertyMaps.cxx b/xmloff/source/chart/PropertyMaps.cxx
index 1f8bd7809748..9a0f3eb77a83 100644
--- a/xmloff/source/chart/PropertyMaps.cxx
+++ b/xmloff/source/chart/PropertyMaps.cxx
@@ -28,8 +28,15 @@
 
 #include <sax/tools/converter.hxx>
 
-#include "XMLChartPropertySetMapper.hxx"
 #include "SchXMLTools.hxx"
+#include "XMLChartPropertySetMapper.hxx"
+#include "XMLErrorIndicatorPropertyHdl.hxx"
+#include "XMLErrorBarStylePropertyHdl.hxx"
+#include "XMLTextOrientationHdl.hxx"
+#include "XMLSymbolTypePropertyHdl.hxx"
+#include "XMLAxisPositionPropertyHdl.hxx"
+#include "XMLRegressionTypePropertyHdl.hxx"
+
 #include <xmloff/EnumPropertyHdl.hxx>
 #include <xmloff/XMLConstantsPropertyHandler.hxx>
 #include <xmloff/attrlist.hxx>
@@ -39,17 +46,13 @@
 #include <xmloff/NamedBoolPropertyHdl.hxx>
 #include <xmloff/xmlexp.hxx>
 #include <xmloff/xmltoken.hxx>
-#include "XMLErrorIndicatorPropertyHdl.hxx"
-#include "XMLErrorBarStylePropertyHdl.hxx"
-#include "XMLTextOrientationHdl.hxx"
-#include "XMLSymbolTypePropertyHdl.hxx"
-#include "XMLAxisPositionPropertyHdl.hxx"
-#include <com/sun/star/chart/ChartAxisMarks.hpp>
-#include <com/sun/star/chart/ChartDataCaption.hpp>
-#include <com/sun/star/chart/ChartSymbolType.hpp>
+
 #include <com/sun/star/drawing/LineStyle.hpp>
 #include <com/sun/star/drawing/FillStyle.hpp>
 #include <com/sun/star/drawing/LineJoint.hpp>
+#include <com/sun/star/chart/ChartAxisMarks.hpp>
+#include <com/sun/star/chart/ChartDataCaption.hpp>
+#include <com/sun/star/chart/ChartSymbolType.hpp>
 #include <com/sun/star/chart/ChartDataRowSource.hpp>
 #include <com/sun/star/chart/ChartAxisPosition.hpp>
 #include <com/sun/star/chart2/XChartDocument.hpp>
@@ -116,8 +119,7 @@ const XMLPropertyHandler* XMLChartPropHdlFactory::GetPropertyHandler( sal_Int32
                 break;
 
             case XML_SCH_TYPE_REGRESSION_TYPE:
-                pHdl = new XMLEnumPropertyHdl( aXMLChartRegressionCurveTypeEnumMap,
-                                               ::getCppuType((const chart::ChartRegressionCurveType*)0) );
+                pHdl = new XMLRegressionTypePropertyHdl( );
                 break;
 
             case XML_SCH_TYPE_ERROR_INDICATOR_LOWER:
diff --git a/xmloff/source/chart/SchXMLChartContext.cxx b/xmloff/source/chart/SchXMLChartContext.cxx
index f45b21056bcf..16d733bc5e68 100644
--- a/xmloff/source/chart/SchXMLChartContext.cxx
+++ b/xmloff/source/chart/SchXMLChartContext.cxx
@@ -887,6 +887,9 @@ void SchXMLChartContext::EndElement()
                 // ... then set attributes for statistics (after their existence was set in the series)
                 SchXMLSeries2Context::setStylesToStatisticsObjects( maSeriesDefaultsAndStyles
                             , pStylesCtxt, pStyle, sCurrStyleName );
+
+                SchXMLSeries2Context::setStylesToRegressionCurves( maSeriesDefaultsAndStyles
+                            , pStylesCtxt, pStyle, sCurrStyleName );
             }
         }
 
diff --git a/xmloff/source/chart/SchXMLChartContext.hxx b/xmloff/source/chart/SchXMLChartContext.hxx
index 91057b84f16a..1e86bb3c4552 100644
--- a/xmloff/source/chart/SchXMLChartContext.hxx
+++ b/xmloff/source/chart/SchXMLChartContext.hxx
@@ -73,6 +73,7 @@ struct SeriesDefaultsAndStyles
 
     //styles for series and datapoints
     ::std::list< DataRowPointStyle > maSeriesStyleList;
+    ::std::list< RegressionStyle >   maRegressionStyleList;
 };
 
 class SchXMLChartContext : public SvXMLImportContext
diff --git a/xmloff/source/chart/SchXMLExport.cxx b/xmloff/source/chart/SchXMLExport.cxx
index cc45d6a4300e..0995189c99e4 100644
--- a/xmloff/source/chart/SchXMLExport.cxx
+++ b/xmloff/source/chart/SchXMLExport.cxx
@@ -2668,7 +2668,6 @@ void SchXMLExportHelper_Impl::exportSeries(
                     sal_Int32 nSeriesLength = 0;
                     sal_Int32 nAttachedAxis = chart::ChartAxisAssign::PRIMARY_Y;
                     sal_Bool bHasMeanValueLine = false;
-                    chart::ChartRegressionCurveType eRegressionType( chart::ChartRegressionCurveType_NONE );
                     Reference< beans::XPropertySet > xPropSet;
                     tLabelValuesDataPair aSeriesLabelValuesPair;
 
@@ -2725,10 +2724,6 @@ void SchXMLExportHelper_Impl::exportSeries(
                                     aAny = xPropSet->getPropertyValue(
                                         OUString(  "MeanValue" ));
                                     aAny >>= bHasMeanValueLine;
-
-                                    aAny = xPropSet->getPropertyValue(
-                                        OUString(  "RegressionCurves" ));
-                                    aAny >>= eRegressionType;
                                 }
                                 catch( const beans::UnknownPropertyException & rEx )
                                 {
@@ -2889,8 +2884,7 @@ void SchXMLExportHelper_Impl::exportSeries(
                         }
                     }
 
-                    if( eRegressionType != chart::ChartRegressionCurveType_NONE &&
-                        xPropSet.is() &&
+                    if( xPropSet.is() &&
                         mxExpPropMapper.is() )
                     {
                         exportRegressionCurve( aSeriesSeq[nSeriesIdx], xPropSet, rPageSize, bExportContent );
@@ -2914,9 +2908,9 @@ void SchXMLExportHelper_Impl::exportSeries(
 }
 
 void SchXMLExportHelper_Impl::exportRegressionCurve(
-    const Reference< chart2::XDataSeries > & xSeries,
-    const Reference< beans::XPropertySet > & xSeriesProp,
-    const awt::Size & rPageSize,
+    const Reference< chart2::XDataSeries >& xSeries,
+    const Reference< beans::XPropertySet >& xSeriesProp,
+    const awt::Size& rPageSize,
     sal_Bool bExportContent )
 {
     OSL_ASSERT( mxExpPropMapper.is());
diff --git a/xmloff/source/chart/SchXMLPlotAreaContext.cxx b/xmloff/source/chart/SchXMLPlotAreaContext.cxx
index 516178d8b355..684be432b6b1 100644
--- a/xmloff/source/chart/SchXMLPlotAreaContext.cxx
+++ b/xmloff/source/chart/SchXMLPlotAreaContext.cxx
@@ -21,6 +21,7 @@
 #include <sax/tools/converter.hxx>
 
 #include "SchXMLPlotAreaContext.hxx"
+#include "SchXMLRegressionCurveObjectContext.hxx"
 #include "SchXMLImport.hxx"
 #include "SchXMLAxisContext.hxx"
 #include "SchXMLSeries2Context.hxx"
@@ -46,7 +47,6 @@
 #include <com/sun/star/chart/X3DDisplay.hpp>
 #include <com/sun/star/chart/XStatisticDisplay.hpp>
 #include <com/sun/star/chart/XDiagramPositioning.hpp>
-#include <com/sun/star/chart2/RegressionEquation.hpp>
 #include <com/sun/star/chart2/RelativePosition.hpp>
 #include <com/sun/star/chart2/XChartTypeContainer.hpp>
 #include <com/sun/star/chart2/XDataSeriesContainer.hpp>
@@ -491,6 +491,7 @@ SvXMLImportContext* SchXMLPlotAreaContext::CreateChildContext(
                         mrImportHelper, GetImport(), rLocalName,
                         mxNewDoc, maAxes,
                         mrSeriesDefaultsAndStyles.maSeriesStyleList,
+                        mrSeriesDefaultsAndStyles.maRegressionStyleList,
                         mnSeries,
                         mbStockHasVolume,
                         m_aGlobalSeriesImportInfo,
@@ -996,7 +997,6 @@ static void lcl_setErrorBarSequence ( const uno::Reference< chart2::XChartDocume
 }
 
 SchXMLStatisticsObjectContext::SchXMLStatisticsObjectContext(
-
     SchXMLImportHelper& rImpHelper,
     SvXMLImport& rImport,
     sal_uInt16 nPrefix,
@@ -1136,7 +1136,6 @@ void SetErrorBarPropertiesFromStyleName( const OUString& aStyleName, uno::Refere
 
 }
 
-
 void SchXMLStatisticsObjectContext::StartElement( const uno::Reference< xml::sax::XAttributeList >& xAttrList )
 {
     sal_Int16 nAttrCount = xAttrList.is()? xAttrList->getLength(): 0;
@@ -1149,6 +1148,7 @@ void SchXMLStatisticsObjectContext::StartElement( const uno::Reference< xml::sax
     {
         OUString sAttrName = xAttrList->getNameByIndex( i );
         OUString aLocalName;
+
         sal_uInt16 nPrefix = GetImport().GetNamespaceMap().GetKeyByAttrName( sAttrName, &aLocalName );
 
         if( nPrefix == XML_NAMESPACE_CHART )
@@ -1164,9 +1164,7 @@ void SchXMLStatisticsObjectContext::StartElement( const uno::Reference< xml::sax
         }
     }
 
-    // note: regression-curves must get a style-object even if there is no
-    // auto-style set, because they can contain an equation
-    if( !sAutoStyleName.isEmpty() || meContextType == CONTEXT_TYPE_REGRESSION_CURVE )
+    if( !sAutoStyleName.isEmpty() )
     {
         DataRowPointStyle aStyle( DataRowPointStyle::MEAN_VALUE, m_xSeries, -1, 1, sAutoStyleName );
 
@@ -1175,14 +1173,10 @@ void SchXMLStatisticsObjectContext::StartElement( const uno::Reference< xml::sax
             case CONTEXT_TYPE_MEAN_VALUE_LINE:
                 aStyle.meType = DataRowPointStyle::MEAN_VALUE;
                 break;
-            case CONTEXT_TYPE_REGRESSION_CURVE:
-                aStyle.meType = DataRowPointStyle::REGRESSION;
-                break;
             case CONTEXT_TYPE_ERROR_INDICATOR:
                 {
                     aStyle.meType = DataRowPointStyle::ERROR_INDICATOR;
 
-                    ;
                     uno::Reference< lang::XMultiServiceFactory > xFact( comphelper::getProcessServiceFactory(),
                                                                         uno::UNO_QUERY );
 
@@ -1231,120 +1225,8 @@ SvXMLImportContext* SchXMLStatisticsObjectContext::CreateChildContext(
     const uno::Reference< xml::sax::XAttributeList >& xAttrList )
 {
     SvXMLImportContext* pContext = 0;
-
-    if( nPrefix == XML_NAMESPACE_CHART &&
-        IsXMLToken( rLocalName, XML_EQUATION ) )
-    {
-        pContext = new SchXMLEquationContext(
-            mrImportHelper, GetImport(), nPrefix, rLocalName, m_xSeries, maChartSize, mrStyleList.back());
-    }
-    else
-    {
-        pContext = SvXMLImportContext::CreateChildContext( nPrefix, rLocalName, xAttrList );
-    }
-
+    pContext = SvXMLImportContext::CreateChildContext( nPrefix, rLocalName, xAttrList );
     return pContext;
 }
 
-// ========================================
-
-SchXMLEquationContext::SchXMLEquationContext(
-    SchXMLImportHelper& rImpHelper,
-    SvXMLImport& rImport,
-    sal_uInt16 nPrefix,
-    const OUString& rLocalName,
-    const ::com::sun::star::uno::Reference<
-    ::com::sun::star::chart2::XDataSeries >& xSeries,
-    const awt::Size & rChartSize,
-    DataRowPointStyle & rRegressionStyle ) :
-        SvXMLImportContext( rImport, nPrefix, rLocalName ),
-        mrImportHelper( rImpHelper ),
-        mrRegressionStyle( rRegressionStyle ),
-        m_xSeries( xSeries ),
-        maChartSize( rChartSize )
-{}
-
-SchXMLEquationContext::~SchXMLEquationContext()
-{}
-
-void SchXMLEquationContext::StartElement( const uno::Reference< xml::sax::XAttributeList >& xAttrList )
-{
-    // parse attributes
-    sal_Int16 nAttrCount = xAttrList.is()? xAttrList->getLength(): 0;
-    SchXMLImport& rImport = ( SchXMLImport& )GetImport();
-    const SvXMLTokenMap& rAttrTokenMap = mrImportHelper.GetRegEquationAttrTokenMap();
-    OUString sAutoStyleName;
-
-    bool bShowEquation = true;
-    bool bShowRSquare = false;
-    awt::Point aPosition;
-    bool bHasXPos = false;
-    bool bHasYPos = false;
-
-    for( sal_Int16 i = 0; i < nAttrCount; i++ )
-    {
-        OUString sAttrName = xAttrList->getNameByIndex( i );
-        OUString aLocalName;
-        OUString aValue = xAttrList->getValueByIndex( i );
-        sal_uInt16 nPrefix = rImport.GetNamespaceMap().GetKeyByAttrName( sAttrName, &aLocalName );
-
-        switch( rAttrTokenMap.Get( nPrefix, aLocalName ))
-        {
-            case XML_TOK_REGEQ_POS_X:
-                rImport.GetMM100UnitConverter().convertMeasureToCore(
-                        aPosition.X, aValue );
-                bHasXPos = true;
-                break;
-            case XML_TOK_REGEQ_POS_Y:
-                rImport.GetMM100UnitConverter().convertMeasureToCore(
-                        aPosition.Y, aValue );
-                bHasYPos = true;
-                break;
-            case XML_TOK_REGEQ_DISPLAY_EQUATION:
-                ::sax::Converter::convertBool(bShowEquation, aValue);
-                break;
-            case XML_TOK_REGEQ_DISPLAY_R_SQUARE:
-                ::sax::Converter::convertBool(bShowRSquare, aValue);
-                break;
-            case XML_TOK_REGEQ_STYLE_NAME:
-                sAutoStyleName = aValue;
-                break;
-        }
-    }
-
-    if( !sAutoStyleName.isEmpty() || bShowEquation || bShowRSquare )
-    {
-        uno::Reference< beans::XPropertySet > xEqProp = chart2::RegressionEquation::create( comphelper::getProcessComponentContext() );
-
-        if( !sAutoStyleName.isEmpty() )
-        {
-            const SvXMLStylesContext* pStylesCtxt = mrImportHelper.GetAutoStylesContext();
-            if( pStylesCtxt )
-            {
-                const SvXMLStyleContext* pStyle = pStylesCtxt->FindStyleChildContext(
-                    mrImportHelper.GetChartFamilyID(), sAutoStyleName );
-                // note: SvXMLStyleContext::FillPropertySet is not const
-                XMLPropStyleContext * pPropStyleContext =
-                    const_cast< XMLPropStyleContext * >( dynamic_cast< const XMLPropStyleContext * >( pStyle ));
-
-                if( pPropStyleContext )
-                    pPropStyleContext->FillPropertySet( xEqProp );
-            }
-        }
-        xEqProp->setPropertyValue("ShowEquation", uno::makeAny( bShowEquation ));
-        xEqProp->setPropertyValue("ShowCorrelationCoefficient", uno::makeAny( bShowRSquare ));
-
-        if( bHasXPos && bHasYPos )
-        {
-            chart2::RelativePosition aRelPos;
-            aRelPos.Primary = static_cast< double >( aPosition.X ) / static_cast< double >( maChartSize.Width );
-            aRelPos.Secondary = static_cast< double >( aPosition.Y ) / static_cast< double >( maChartSize.Height );
-            xEqProp->setPropertyValue("RelativePosition",
-                                       uno::makeAny( aRelPos ));
-        }
-        SAL_WARN_IF( mrRegressionStyle.meType != DataRowPointStyle::REGRESSION, "xmloff.chart", "mrRegressionStyle.meType != DataRowPointStyle::REGRESSION" );
-        mrRegressionStyle.m_xEquationProperties.set( xEqProp );
-    }
-}
-
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/xmloff/source/chart/SchXMLPlotAreaContext.hxx b/xmloff/source/chart/SchXMLPlotAreaContext.hxx
index cf945c142567..7fee620af78c 100644
--- a/xmloff/source/chart/SchXMLPlotAreaContext.hxx
+++ b/xmloff/source/chart/SchXMLPlotAreaContext.hxx
@@ -251,7 +251,6 @@ public:
     enum ContextType
     {
         CONTEXT_TYPE_MEAN_VALUE_LINE,
-        CONTEXT_TYPE_REGRESSION_CURVE,
         CONTEXT_TYPE_ERROR_INDICATOR
     };
 
@@ -287,33 +286,6 @@ private:
     tSchXMLLSequencesPerIndex& mrLSequencesPerIndex;
 };
 
-// ----------------------------------------
-
-class SchXMLEquationContext : public SvXMLImportContext
-{
-public:
-    SchXMLEquationContext(
-        SchXMLImportHelper& rImportHelper,
-        SvXMLImport& rImport,
-        sal_uInt16 nPrefix,
-        const OUString& rLocalName,
-        const ::com::sun::star::uno::Reference<
-                ::com::sun::star::chart2::XDataSeries >& xSeries,
-        const ::com::sun::star::awt::Size & rChartSize,
-        DataRowPointStyle & rRegressionStyle );
-
-    virtual ~SchXMLEquationContext();
-
-    virtual void StartElement( const ::com::sun::star::uno::Reference< ::com::sun::star::xml::sax::XAttributeList >& xAttrList );
-
-private:
-    SchXMLImportHelper &                           mrImportHelper;
-    DataRowPointStyle &                            mrRegressionStyle;
-    ::com::sun::star::uno::Reference<
-                ::com::sun::star::chart2::XDataSeries > m_xSeries;
-    ::com::sun::star::awt::Size maChartSize;
-};
-
 #endif  // _SCH_XMLPLOTAREACONTEXT_HXX_
 
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/xmloff/source/chart/SchXMLRegressionCurveObjectContext.cxx b/xmloff/source/chart/SchXMLRegressionCurveObjectContext.cxx
new file mode 100644
index 000000000000..0e45160d1a42
--- /dev/null
+++ b/xmloff/source/chart/SchXMLRegressionCurveObjectContext.cxx
@@ -0,0 +1,208 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include "SchXMLRegressionCurveObjectContext.hxx"
+
+#include <sax/tools/converter.hxx>
+
+#include <xmloff/nmspmap.hxx>
+#include <xmloff/xmlnmspe.hxx>
+#include <xmloff/xmlement.hxx>
+#include <xmloff/xmluconv.hxx>
+#include <xmloff/prstylei.hxx>
+#include <xmloff/xmlstyle.hxx>
+
+#include <comphelper/processfactory.hxx>
+
+#include <com/sun/star/chart2/RegressionEquation.hpp>
+#include <com/sun/star/chart2/RelativePosition.hpp>
+
+using namespace com::sun::star;
+using namespace xmloff::token;
+
+using com::sun::star::uno::Reference;
+
+SchXMLRegressionCurveObjectContext::SchXMLRegressionCurveObjectContext(
+                                        SchXMLImportHelper& rImpHelper,
+                                        SvXMLImport& rImport,
+                                        sal_uInt16 nPrefix,
+                                        const OUString& rLocalName,
+                                        const OUString &rSeriesStyleName,
+                                        std::list< RegressionStyle >& rRegressionStyleList,
+                                        const css::uno::Reference<
+                                                    css::chart2::XDataSeries >& xSeries,
+                                        const awt::Size & rChartSize) :
+    SvXMLImportContext( rImport, nPrefix, rLocalName ),
+    mrImportHelper( rImpHelper ),
+    mxSeries( xSeries ),
+    maChartSize( rChartSize ),
+    maSeriesStyleName( rSeriesStyleName),
+    mrRegressionStyleList( rRegressionStyleList )
+{
+}
+
+SchXMLRegressionCurveObjectContext::~SchXMLRegressionCurveObjectContext()
+{
+}
+
+void SchXMLRegressionCurveObjectContext::StartElement( const uno::Reference< xml::sax::XAttributeList >& xAttributeList )
+{
+    sal_Int16 nAttributeCount = xAttributeList.is()? xAttributeList->getLength(): 0;
+    OUString sAutoStyleName;
+
+    for( sal_Int16 i = 0; i < nAttributeCount; i++ )
+    {
+        OUString sAttributeName = xAttributeList->getNameByIndex( i );
+        OUString aLocalName;
+
+        sal_uInt16 nPrefix = GetImport().GetNamespaceMap().GetKeyByAttrName( sAttributeName, &aLocalName );
+
+        if( nPrefix == XML_NAMESPACE_CHART )
+        {
+            if( IsXMLToken( aLocalName, XML_STYLE_NAME ) )
+            {
+                sAutoStyleName = xAttributeList->getValueByIndex( i );
+            }
+        }
+    }
+
+    RegressionStyle aStyle( mxSeries, sAutoStyleName );
+    mrRegressionStyleList.push_back( aStyle );
+}
+
+SvXMLImportContext* SchXMLRegressionCurveObjectContext::CreateChildContext(
+    sal_uInt16 nPrefix,
+    const OUString& rLocalName,
+    const uno::Reference< xml::sax::XAttributeList >& xAttrList )
+{
+    SvXMLImportContext* pContext = 0;
+
+    if( nPrefix == XML_NAMESPACE_CHART && IsXMLToken( rLocalName, XML_EQUATION ) )
+    {
+        pContext = new SchXMLEquationContext(
+            mrImportHelper, GetImport(), nPrefix, rLocalName, mxSeries, maChartSize, mrRegressionStyleList.back());
+    }
+    else
+    {
+        pContext = SvXMLImportContext::CreateChildContext( nPrefix, rLocalName, xAttrList );
+    }
+
+    return pContext;
+}
+
+SchXMLEquationContext::SchXMLEquationContext(
+    SchXMLImportHelper& rImpHelper,
+    SvXMLImport& rImport,
+    sal_uInt16 nPrefix,
+    const OUString& rLocalName,
+    const css::uno::Reference<
+        css::chart2::XDataSeries >& xSeries,
+    const awt::Size& rChartSize,
+    RegressionStyle& rRegressionStyle ) :
+
+        SvXMLImportContext( rImport, nPrefix, rLocalName ),
+        mrImportHelper( rImpHelper ),
+        mrRegressionStyle( rRegressionStyle ),
+        mxSeries( xSeries ),
+        maChartSize( rChartSize )
+{}
+
+SchXMLEquationContext::~SchXMLEquationContext()
+{}
+
+void SchXMLEquationContext::StartElement( const uno::Reference< xml::sax::XAttributeList >& xAttrList )
+{
+    // parse attributes
+    sal_Int16 nAttrCount = xAttrList.is()? xAttrList->getLength(): 0;
+    SchXMLImport& rImport = ( SchXMLImport& )GetImport();
+    const SvXMLTokenMap& rAttrTokenMap = mrImportHelper.GetRegEquationAttrTokenMap();
+    OUString sAutoStyleName;
+
+    bool bShowEquation = true;
+    bool bShowRSquare = false;
+    awt::Point aPosition;
+    bool bHasXPos = false;
+    bool bHasYPos = false;
+
+    for( sal_Int16 i = 0; i < nAttrCount; i++ )
+    {
+        OUString sAttrName = xAttrList->getNameByIndex( i );
+        OUString aLocalName;
+        OUString aValue = xAttrList->getValueByIndex( i );
+        sal_uInt16 nPrefix = rImport.GetNamespaceMap().GetKeyByAttrName( sAttrName, &aLocalName );
+
+        switch( rAttrTokenMap.Get( nPrefix, aLocalName ))
+        {
+            case XML_TOK_REGEQ_POS_X:
+                rImport.GetMM100UnitConverter().convertMeasureToCore(
+                        aPosition.X, aValue );
+                bHasXPos = true;
+                break;
+            case XML_TOK_REGEQ_POS_Y:
+                rImport.GetMM100UnitConverter().convertMeasureToCore(
+                        aPosition.Y, aValue );
+                bHasYPos = true;
+                break;
+            case XML_TOK_REGEQ_DISPLAY_EQUATION:
+                ::sax::Converter::convertBool(bShowEquation, aValue);
+                break;
+            case XML_TOK_REGEQ_DISPLAY_R_SQUARE:
+                ::sax::Converter::convertBool(bShowRSquare, aValue);
+                break;
+            case XML_TOK_REGEQ_STYLE_NAME:
+                sAutoStyleName = aValue;
+                break;
+        }
+    }
+
+    if( !sAutoStyleName.isEmpty() || bShowEquation || bShowRSquare )
+    {
+        uno::Reference< beans::XPropertySet > xEqProp = chart2::RegressionEquation::create( comphelper::getProcessComponentContext() );
+
+        if( !sAutoStyleName.isEmpty() )
+        {
+            const SvXMLStylesContext* pStylesCtxt = mrImportHelper.GetAutoStylesContext();
+            if( pStylesCtxt )
+            {
+                const SvXMLStyleContext* pStyle = pStylesCtxt->FindStyleChildContext(
+                    mrImportHelper.GetChartFamilyID(), sAutoStyleName );
+                // note: SvXMLStyleContext::FillPropertySet is not const
+                XMLPropStyleContext * pPropStyleContext =
+                    const_cast< XMLPropStyleContext * >( dynamic_cast< const XMLPropStyleContext * >( pStyle ));
+
+                if( pPropStyleContext )
+                    pPropStyleContext->FillPropertySet( xEqProp );
+            }
+        }
+        xEqProp->setPropertyValue( OUString( "ShowEquation"), uno::makeAny( bShowEquation ));
+        xEqProp->setPropertyValue( OUString( "ShowCorrelationCoefficient"), uno::makeAny( bShowRSquare ));
+
+        if( bHasXPos && bHasYPos )
+        {
+            chart2::RelativePosition aRelPos;
+            aRelPos.Primary = static_cast< double >( aPosition.X ) / static_cast< double >( maChartSize.Width );
+            aRelPos.Secondary = static_cast< double >( aPosition.Y ) / static_cast< double >( maChartSize.Height );
+            xEqProp->setPropertyValue( OUString(  "RelativePosition" ),
+                                       uno::makeAny( aRelPos ));
+        }
+        mrRegressionStyle.m_xEquationProperties.set( xEqProp );
+    }
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/xmloff/source/chart/SchXMLRegressionCurveObjectContext.hxx b/xmloff/source/chart/SchXMLRegressionCurveObjectContext.hxx
new file mode 100644
index 000000000000..e355449cfce0
--- /dev/null
+++ b/xmloff/source/chart/SchXMLRegressionCurveObjectContext.hxx
@@ -0,0 +1,88 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+#ifndef _SCH_XMLREGRESSIONCURVEOBJECTCONTEXT_HXX_
+#define _SCH_XMLREGRESSIONCURVEOBJECTCONTEXT_HXX_
+
+#include "SchXMLImport.hxx"
+
+#include <xmloff/xmlictxt.hxx>
+#include <xmloff/shapeimport.hxx>
+#include <list>
+
+#include "transporttypes.hxx"
+
+class SchXMLRegressionCurveObjectContext : public SvXMLImportContext
+{
+public:
+    SchXMLRegressionCurveObjectContext(
+        SchXMLImportHelper& rImportHelper,
+        SvXMLImport& rImport,
+        sal_uInt16 nPrefix,
+        const OUString& rLocalName,
+        const OUString &rSeriesStyleName,
+        std::list< RegressionStyle >& rRegressionStyleList,
+        const ::com::sun::star::uno::Reference<
+                ::com::sun::star::chart2::XDataSeries >& xSeries,
+        const ::com::sun::star::awt::Size & rChartSize );
+
+    virtual ~SchXMLRegressionCurveObjectContext();
+
+    virtual void StartElement( const ::com::sun::star::uno::Reference< ::com::sun::star::xml::sax::XAttributeList >& xAttrList );
+    virtual SvXMLImportContext* CreateChildContext(
+        sal_uInt16 nPrefix,
+        const OUString& rLocalName,
+        const ::com::sun::star::uno::Reference< ::com::sun::star::xml::sax::XAttributeList >& xAttrList );
+
+private:
+
+    SchXMLImportHelper&                mrImportHelper;
+    com::sun::star::uno::Reference<com::sun::star::chart2::XDataSeries > mxSeries;
+    com::sun::star::awt::Size          maChartSize;
+    OUString                           maSeriesStyleName;
+    std::list< RegressionStyle >&      mrRegressionStyleList;
+};
+
+class SchXMLEquationContext : public SvXMLImportContext
+{
+public:
+    SchXMLEquationContext(
+        SchXMLImportHelper& rImportHelper,
+        SvXMLImport& rImport,
+        sal_uInt16 nPrefix,
+        const OUString& rLocalName,
+        const ::com::sun::star::uno::Reference<
+                ::com::sun::star::chart2::XDataSeries >& xSeries,
+        const ::com::sun::star::awt::Size & rChartSize,
+        RegressionStyle & rRegressionStyle );
+
+    virtual ~SchXMLEquationContext();
+
+    virtual void StartElement( const ::com::sun::star::uno::Reference< ::com::sun::star::xml::sax::XAttributeList >& xAttrList );
+
+private:
+    SchXMLImportHelper&                           mrImportHelper;
+    RegressionStyle&                              mrRegressionStyle;
+    ::com::sun::star::uno::Reference<
+                ::com::sun::star::chart2::XDataSeries > mxSeries;
+    ::com::sun::star::awt::Size maChartSize;
+};
+
+#endif  // _SCH_XMLPLOTAREACONTEXT_HXX_
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/xmloff/source/chart/SchXMLSeries2Context.cxx b/xmloff/source/chart/SchXMLSeries2Context.cxx
index d45774176ca1..f451da10ae2c 100644
--- a/xmloff/source/chart/SchXMLSeries2Context.cxx
+++ b/xmloff/source/chart/SchXMLSeries2Context.cxx
@@ -20,12 +20,14 @@
 
 #include "SchXMLSeries2Context.hxx"
 #include "SchXMLPlotAreaContext.hxx"
+#include "SchXMLRegressionCurveObjectContext.hxx"
 #include "SchXMLTools.hxx"
 #include "PropertyMap.hxx"
 
 #include <com/sun/star/chart2/XChartDocument.hpp>
 #include <com/sun/star/chart2/XDataSeries.hpp>
 #include <com/sun/star/chart2/XRegressionCurve.hpp>
+#include <com/sun/star/chart2/XRegressionCurveContainer.hpp>
 #include <com/sun/star/chart2/data/XDataSink.hpp>
 #include <com/sun/star/chart2/data/XDataReceiver.hpp>
 
@@ -38,6 +40,8 @@
 #include <com/sun/star/embed/XVisualObject.hpp>
 #include <com/sun/star/uno/XComponentContext.hpp>
 
+#include <comphelper/processfactory.hxx>
+
 // header for define DBG_ERROR1
 #include <tools/debug.hxx>
 #include <rtl/ustrbuf.hxx>
@@ -247,6 +251,7 @@ SchXMLSeries2Context::SchXMLSeries2Context(
     const Reference< chart2::XChartDocument > & xNewDoc,
     std::vector< SchXMLAxis >& rAxes,
     ::std::list< DataRowPointStyle >& rStyleList,
+    ::std::list< RegressionStyle >& rRegressionStyleList,
     sal_Int32 nSeriesIndex,
     sal_Bool bStockHasVolume,
     GlobalSeriesImportInfo& rGlobalSeriesImportInfo,
@@ -259,6 +264,7 @@ SchXMLSeries2Context::SchXMLSeries2Context(
         mxNewDoc( xNewDoc ),
         mrAxes( rAxes ),
         mrStyleList( rStyleList ),
+        mrRegressionStyleList( rRegressionStyleList ),
         m_xSeries(0),
         mnSeriesIndex( nSeriesIndex ),
         mnDataPointIndex( 0 ),
@@ -644,12 +650,10 @@ SvXMLImportContext* SchXMLSeries2Context::CreateChildContext(
                 maChartSize, mrLSequencesPerIndex );
             break;
         case XML_TOK_SERIES_REGRESSION_CURVE:
-            pContext = new SchXMLStatisticsObjectContext(
+            pContext = new SchXMLRegressionCurveObjectContext(
                 mrImportHelper, GetImport(),
-                nPrefix, rLocalName, msAutoStyleName,
-                mrStyleList, m_xSeries,
-                SchXMLStatisticsObjectContext::CONTEXT_TYPE_REGRESSION_CURVE,
-                maChartSize, mrLSequencesPerIndex );
+                nPrefix, rLocalName, msAutoStyleName, mrRegressionStyleList,
+                m_xSeries, maChartSize );
             break;
         case XML_TOK_SERIES_ERROR_INDICATOR:
             pContext = new SchXMLStatisticsObjectContext(
@@ -842,6 +846,70 @@ void SchXMLSeries2Context::setStylesToSeries( SeriesDefaultsAndStyles& rSeriesDe
 }
 
 // static
+void SchXMLSeries2Context::setStylesToRegressionCurves(
+                                SeriesDefaultsAndStyles& rSeriesDefaultsAndStyles,
+                                const SvXMLStylesContext* pStylesCtxt,
+                                const SvXMLStyleContext*& rpStyle,
+                                OUString& rCurrStyleName )
+{
+    std::list< RegressionStyle >::iterator iStyle;
+
+    // iterate over regession etc
+    for( iStyle = rSeriesDefaultsAndStyles.maRegressionStyleList.begin(); iStyle != rSeriesDefaultsAndStyles.maRegressionStyleList.end(); ++iStyle )
+    {
+        try
+        {
+            if( !(iStyle->msStyleName).isEmpty() )
+            {
+                if( !rCurrStyleName.equals( iStyle->msStyleName ) )
+                {
+                    rCurrStyleName = iStyle->msStyleName;
+                    rpStyle = pStylesCtxt->FindStyleChildContext(
+                        SchXMLImportHelper::GetChartFamilyID(), rCurrStyleName );
+                }
+
+                XMLPropStyleContext* pPropStyleContext =
+                    const_cast< XMLPropStyleContext* >(
+                        dynamic_cast< const XMLPropStyleContext* >( rpStyle ));
+
+                if( pPropStyleContext )
+                {
+                    uno::Any aAny = SchXMLTools::getPropertyFromContext("RegressionType", pPropStyleContext, pStylesCtxt);
+
+                    if ( aAny.hasValue() )
+                    {
+                        OUString aServiceName;
+                        aAny >>= aServiceName;
+
+                        if( !aServiceName.isEmpty() )
+                        {
+                            Reference< lang::XMultiServiceFactory > xMSF( comphelper::getProcessServiceFactory(), uno::UNO_QUERY );
+                            Reference< chart2::XRegressionCurve > xRegCurve( xMSF->createInstance( aServiceName ), uno::UNO_QUERY_THROW );
+                            if( xRegCurve.is())
+                            {
+                                Reference< beans::XPropertySet > xCurveProperties( xRegCurve, uno::UNO_QUERY );
+                                pPropStyleContext->FillPropertySet( xCurveProperties );
+
+                                xRegCurve->setEquationProperties( iStyle->m_xEquationProperties );
+                            }
+
+                            Reference< chart2::XRegressionCurveContainer > xRegCurveCont( iStyle->m_xSeries, uno::UNO_QUERY_THROW );
+                            xRegCurveCont->addRegressionCurve( xRegCurve );
+
+                        }
+                    }
+                }
+            }
+        }
+        catch( const uno::Exception & rEx )
+        {
+            SAL_INFO("xmloff.chart", "Exception caught during setting styles to series: " << rEx.Message );
+        }
+
+    }
+}
+
+// static
 void SchXMLSeries2Context::setStylesToStatisticsObjects( SeriesDefaultsAndStyles& rSeriesDefaultsAndStyles
         , const SvXMLStylesContext* pStylesCtxt
         , const SvXMLStyleContext*& rpStyle
@@ -852,8 +920,7 @@ void SchXMLSeries2Context::setStylesToStatisticsObjects( SeriesDefaultsAndStyles
     // iterate over regession etc
     for( iStyle = rSeriesDefaultsAndStyles.maSeriesStyleList.begin(); iStyle != rSeriesDefaultsAndStyles.maSeriesStyleList.end(); ++iStyle )
     {
-        if( iStyle->meType == DataRowPointStyle::REGRESSION ||
-            iStyle->meType == DataRowPointStyle::ERROR_INDICATOR ||
+        if( iStyle->meType == DataRowPointStyle::ERROR_INDICATOR ||
             iStyle->meType == DataRowPointStyle::MEAN_VALUE )
         {
             if ( iStyle->meType == DataRowPointStyle::ERROR_INDICATOR )
@@ -895,10 +962,6 @@ void SchXMLSeries2Context::setStylesToStatisticsObjects( SeriesDefaultsAndStyles
                                 xSeriesProp->getPropertyValue(
                                     OUString( "DataMeanValueProperties" )) >>= xStatPropSet;
                                 break;
-                            case DataRowPointStyle::REGRESSION:
-                                xSeriesProp->getPropertyValue(
-                                    OUString( "DataRegressionProperties" )) >>= xStatPropSet;
-                                break;
                             case DataRowPointStyle::ERROR_INDICATOR:
                                 xSeriesProp->getPropertyValue(
                                     OUString( "DataErrorProperties" ))  >>= xStatPropSet;
@@ -910,18 +973,6 @@ void SchXMLSeries2Context::setStylesToStatisticsObjects( SeriesDefaultsAndStyles
                             pPropStyleContext->FillPropertySet( xStatPropSet );
                     }
                 }
-
-                // set equation properties at a regression curve
-                // note: this must be done after setting the regression
-                // properties at the old API, otherwise the curve itself does
-                // not exist here
-                if( iStyle->meType == DataRowPointStyle::REGRESSION && iStyle->m_xEquationProperties.is())
-                {
-                    SAL_WARN_IF( !iStyle->m_xSeries.is(), "xmloff.chart", "iStyle->m_xSeries is NULL");
-                    Reference< chart2::XRegressionCurve > xRegCurve( SchXMLTools::getRegressionCurve( iStyle->m_xSeries ));
-                    if( xRegCurve.is())
-                        xRegCurve->setEquationProperties( iStyle->m_xEquationProperties );
-                }
             }
             catch( const uno::Exception & rEx )
             {
diff --git a/xmloff/source/chart/SchXMLSeries2Context.hxx b/xmloff/source/chart/SchXMLSeries2Context.hxx
index 44819bb9a38b..7503bc1131b3 100644
--- a/xmloff/source/chart/SchXMLSeries2Context.hxx
+++ b/xmloff/source/chart/SchXMLSeries2Context.hxx
@@ -48,6 +48,8 @@ private:
             ::com::sun::star::chart2::XChartDocument > mxNewDoc;
     ::std::vector< SchXMLAxis >& mrAxes;
     ::std::list< DataRowPointStyle >& mrStyleList;
+    ::std::list< RegressionStyle >& mrRegressionStyleList;
+
     ::com::sun::star::uno::Reference< ::com::sun::star::chart2::XDataSeries > m_xSeries;
     sal_Int32 mnSeriesIndex;
     sal_Int32 mnDataPointIndex;
@@ -77,6 +79,7 @@ public:
                               ::com::sun::star::chart2::XChartDocument > & xNewDoc,
                           std::vector< SchXMLAxis >& rAxes,
                           ::std::list< DataRowPointStyle >& rStyleList,
+                          ::std::list< RegressionStyle >& rRegressionStyleList,
                           sal_Int32 nSeriesIndex,
                           sal_Bool bStockHasVolume,
                           GlobalSeriesImportInfo& rGlobalSeriesImportInfo,
@@ -112,6 +115,12 @@ public:
         , const SvXMLStyleContext*& rpStyle
         , OUString &rCurrStyleName );
 
+    static void setStylesToRegressionCurves(
+                    SeriesDefaultsAndStyles& rSeriesDefaultsAndStyles,
+                    const SvXMLStylesContext* pStylesCtxt,
+                    const SvXMLStyleContext*& rpStyle,
+                    OUString &rCurrStyleName );
+
     static void setStylesToDataPoints( SeriesDefaultsAndStyles& rSeriesDefaultsAndStyles
         , const SvXMLStylesContext* pStylesCtxt
         , const SvXMLStyleContext*& rpStyle
diff --git a/xmloff/source/chart/XMLRegressionTypePropertyHdl.cxx b/xmloff/source/chart/XMLRegressionTypePropertyHdl.cxx
new file mode 100644
index 000000000000..62e1ef7e38c7
--- /dev/null
+++ b/xmloff/source/chart/XMLRegressionTypePropertyHdl.cxx
@@ -0,0 +1,62 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#include "XMLRegressionTypePropertyHdl.hxx"
+#include <xmloff/xmluconv.hxx>
+
+using namespace css;
+using namespace xmloff::token;
+
+XMLRegressionTypePropertyHdl::XMLRegressionTypePropertyHdl()
+{}
+
+XMLRegressionTypePropertyHdl::~XMLRegressionTypePropertyHdl()
+{}
+
+sal_Bool XMLRegressionTypePropertyHdl::importXML( const OUString& rStrImpValue,
+                                                  uno::Any& rValue, const SvXMLUnitConverter& /*rUnitConverter*/ ) const
+{
+    OUString aServiceName;
+
+    if      (IsXMLToken( rStrImpValue, XML_LINEAR ))
+    {
+        aServiceName = "com.sun.star.chart2.LinearRegressionCurve";
+    }
+    else if (IsXMLToken( rStrImpValue, XML_LOGARITHMIC))
+    {
+        aServiceName = "com.sun.star.chart2.LogarithmicRegressionCurve";
+    }
+    else if (IsXMLToken( rStrImpValue, XML_EXPONENTIAL))
+    {
+        aServiceName = "com.sun.star.chart2.ExponentialRegressionCurve";
+    }
+    else if (IsXMLToken( rStrImpValue, XML_POWER))
+    {
+        aServiceName = "com.sun.star.chart2.PotentialRegressionCurve";
+    }
+    else if (IsXMLToken( rStrImpValue, XML_POLYNOMIAL))
+    {
+        aServiceName = "com.sun.star.chart2.PolynomialRegressionCurve";
+    }
+    else if (IsXMLToken( rStrImpValue, XML_MOVING_AVERAGE))
+    {
+        aServiceName = "com.sun.star.chart2.MovingAverageRegressionCurve";
+    }
+    rValue <<= aServiceName;
+
+    return true;
+}
+
+sal_Bool XMLRegressionTypePropertyHdl::exportXML( OUString& /*rStrExpValue*/,
+                                              const uno::Any& /*rValue*/, const SvXMLUnitConverter& /*rUnitConverter*/ ) const
+{
+    return true;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/xmloff/source/chart/XMLRegressionTypePropertyHdl.hxx b/xmloff/source/chart/XMLRegressionTypePropertyHdl.hxx
new file mode 100644
index 000000000000..c53544f4cd9f
--- /dev/null
+++ b/xmloff/source/chart/XMLRegressionTypePropertyHdl.hxx
@@ -0,0 +1,27 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#ifndef _XMLREGRESSIONTYPEPROPERTYHDL_HXX_
+#define _XMLREGRESSIONTYPEPROPERTYHDL_HXX_
+
+#include <xmloff/xmlprhdl.hxx>
+
+class XMLRegressionTypePropertyHdl : public XMLPropertyHandler
+{
+public:
+    XMLRegressionTypePropertyHdl();
+    virtual ~XMLRegressionTypePropertyHdl();
+
+    virtual sal_Bool importXML( const OUString& rStrImpValue, ::com::sun::star::uno::Any& rValue, const SvXMLUnitConverter& rUnitConverter ) const;
+    virtual sal_Bool exportXML( OUString& rStrExpValue, const ::com::sun::star::uno::Any& rValue, const SvXMLUnitConverter& rUnitConverter ) const;
+};
+
+#endif  // _XMLERRORBARSTYLEPROPERTYHDL_HXX_
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/xmloff/source/chart/transporttypes.hxx b/xmloff/source/chart/transporttypes.hxx
index 92efcae36400..65afd19eaa27 100644
--- a/xmloff/source/chart/transporttypes.hxx
+++ b/xmloff/source/chart/transporttypes.hxx
@@ -151,6 +151,23 @@ struct GlobalSeriesImportInfo
     sal_Int32 nFirstSecondDomainIndex;
 };
 
+struct RegressionStyle
+{
+    com::sun::star::uno::Reference<
+                com::sun::star::chart2::XDataSeries > m_xSeries;
+    com::sun::star::uno::Reference<
+                com::sun::star::beans::XPropertySet > m_xEquationProperties;
+
+    OUString msStyleName;
+
+    RegressionStyle(const com::sun::star::uno::Reference<
+                          com::sun::star::chart2::XDataSeries >& xSeries,
+                    OUString sStyleName) :
+            m_xSeries    ( xSeries ),
+            msStyleName  ( sStyleName )
+    {}
+};
+
 struct DataRowPointStyle
 {
     enum StyleType
@@ -158,21 +175,22 @@ struct DataRowPointStyle
         DATA_POINT,
         DATA_SERIES,
         MEAN_VALUE,
-        REGRESSION,
         ERROR_INDICATOR
     };
 
     StyleType meType;
-    ::com::sun::star::uno::Reference<
-                ::com::sun::star::chart2::XDataSeries > m_xSeries;
-    ::com::sun::star::uno::Reference<
-                ::com::sun::star::beans::XPropertySet > m_xOldAPISeries;
+    com::sun::star::uno::Reference<
+                com::sun::star::chart2::XDataSeries > m_xSeries;
+
+    com::sun::star::uno::Reference<
+                com::sun::star::beans::XPropertySet > m_xOldAPISeries;
+
     com::sun::star::uno::Reference<
                 com::sun::star::beans::XPropertySet > m_xErrorXProperties;
+
     com::sun::star::uno::Reference<
                 com::sun::star::beans::XPropertySet > m_xErrorYProperties;
-    ::com::sun::star::uno::Reference<
-                ::com::sun::star::beans::XPropertySet > m_xEquationProperties;
+
     sal_Int32 m_nPointIndex;
     sal_Int32 m_nPointRepeat;
     OUString msStyleName;
@@ -181,8 +199,8 @@ struct DataRowPointStyle
     bool mbSymbolSizeForSeriesIsMissingInFile;
 
     DataRowPointStyle( StyleType eType
-                       , const ::com::sun::star::uno::Reference<
-                          ::com::sun::star::chart2::XDataSeries >& xSeries
+                        , const com::sun::star::uno::Reference<
+                          com::sun::star::chart2::XDataSeries >& xSeries
                         , sal_Int32 nPointIndex
                         , sal_Int32 nPointRepeat
                         , OUString sStyleName
diff --git a/xmloff/source/core/xmltoken.cxx b/xmloff/source/core/xmltoken.cxx
index 1de31799cfbf..4448f5920c8d 100644
--- a/xmloff/source/core/xmltoken.cxx
+++ b/xmloff/source/core/xmltoken.cxx
@@ -1231,6 +1231,7 @@ namespace xmloff { namespace token {
         TOKEN( "movement",                        XML_MOVEMENT ),
         TOKEN( "movement-cut-off",                XML_MOVEMENT_CUT_OFF ),
         TOKEN( "mover",                           XML_MOVER ),
+        TOKEN( "moving-average",                  XML_MOVING_AVERAGE ),
         TOKEN( "mpadded",                         XML_MPADDED ),
         TOKEN( "mphantom",                        XML_MPHANTOM ),
         TOKEN( "mprescripts",                     XML_MPRESCRIPTS ),