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diff --git a/chart2/source/model/main/DataSeries.cxx b/chart2/source/model/main/DataSeries.cxx
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+++ b/chart2/source/model/main/DataSeries.cxx
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+/* -*- 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 <DataSeries.hxx>
+#include "DataSeriesProperties.hxx"
+#include "DataPointProperties.hxx"
+#include <CharacterProperties.hxx>
+#include <UserDefinedProperties.hxx>
+#include "DataPoint.hxx"
+#include <DataSeriesHelper.hxx>
+#include <CloneHelper.hxx>
+#include <ModifyListenerHelper.hxx>
+#include <EventListenerHelper.hxx>
+#include <com/sun/star/container/NoSuchElementException.hpp>
+#include <com/sun/star/lang/IndexOutOfBoundsException.hpp>
+#include <cppuhelper/supportsservice.hxx>
+#include <tools/diagnose_ex.h>
+
+#include <algorithm>
+
+namespace com::sun::star::uno { class XComponentContext; }
+
+using namespace ::com::sun::star;
+
+using ::com::sun::star::beans::Property;
+using ::com::sun::star::uno::Sequence;
+using ::com::sun::star::uno::Reference;
+using ::osl::MutexGuard;
+
+namespace
+{
+
+struct StaticDataSeriesDefaults : public rtl::StaticWithInit< ::chart::tPropertyValueMap, StaticDataSeriesDefaults >
+{
+    ::chart::tPropertyValueMap operator()()
+    {
+        ::chart::tPropertyValueMap aStaticDefaults;
+        ::chart::DataSeriesProperties::AddDefaultsToMap( aStaticDefaults );
+        ::chart::CharacterProperties::AddDefaultsToMap( aStaticDefaults );
+        float fDefaultCharHeight = 10.0;
+        ::chart::PropertyHelper::setPropertyValue( aStaticDefaults, ::chart::CharacterProperties::PROP_CHAR_CHAR_HEIGHT, fDefaultCharHeight );
+        ::chart::PropertyHelper::setPropertyValue( aStaticDefaults, ::chart::CharacterProperties::PROP_CHAR_ASIAN_CHAR_HEIGHT, fDefaultCharHeight );
+        ::chart::PropertyHelper::setPropertyValue( aStaticDefaults, ::chart::CharacterProperties::PROP_CHAR_COMPLEX_CHAR_HEIGHT, fDefaultCharHeight );
+        return aStaticDefaults;
+    }
+};
+
+struct StaticDataSeriesInfoHelper : public rtl::StaticWithInit< ::cppu::OPropertyArrayHelper, StaticDataSeriesInfoHelper, StaticDataSeriesInfoHelper, uno::Sequence< Property > >
+{
+    uno::Sequence< Property > operator()()
+    {
+        std::vector< css::beans::Property > aProperties;
+        ::chart::DataSeriesProperties::AddPropertiesToVector( aProperties );
+        ::chart::CharacterProperties::AddPropertiesToVector( aProperties );
+        ::chart::UserDefinedProperties::AddPropertiesToVector( aProperties );
+
+        std::sort( aProperties.begin(), aProperties.end(),
+                     ::chart::PropertyNameLess() );
+
+        return comphelper::containerToSequence( aProperties );
+    }
+};
+
+struct StaticDataSeriesInfo : public rtl::StaticWithInit< uno::Reference< beans::XPropertySetInfo >, StaticDataSeriesInfo >
+{
+    uno::Reference< beans::XPropertySetInfo > operator()()
+    {
+        return ::cppu::OPropertySetHelper::createPropertySetInfo(StaticDataSeriesInfoHelper::get() );
+    }
+};
+
+void lcl_SetParent(
+    const uno::Reference< uno::XInterface > & xChildInterface,
+    const uno::Reference< uno::XInterface > & xParentInterface )
+{
+    uno::Reference< container::XChild > xChild( xChildInterface, uno::UNO_QUERY );
+    if( xChild.is())
+        xChild->setParent( xParentInterface );
+}
+
+typedef std::map< sal_Int32, css::uno::Reference< css::beans::XPropertySet > >
+    lcl_tDataPointMap;
+
+void lcl_CloneAttributedDataPoints(
+    const lcl_tDataPointMap & rSource, lcl_tDataPointMap & rDestination,
+    const uno::Reference< uno::XInterface > & xSeries )
+{
+    for (auto const& elem : rSource)
+    {
+        Reference< beans::XPropertySet > xPoint( elem.second );
+        if( xPoint.is())
+        {
+            Reference< util::XCloneable > xCloneable( xPoint, uno::UNO_QUERY );
+            if( xCloneable.is())
+            {
+                xPoint.set( xCloneable->createClone(), uno::UNO_QUERY );
+                if( xPoint.is())
+                {
+                    lcl_SetParent( xPoint, xSeries );
+                    rDestination.emplace( elem.first, xPoint );
+                }
+            }
+        }
+    }
+}
+
+} // anonymous namespace
+
+namespace chart
+{
+
+DataSeries::DataSeries() :
+        ::property::OPropertySet( m_aMutex ),
+        m_xModifyEventForwarder( ModifyListenerHelper::createModifyEventForwarder())
+{
+}
+
+DataSeries::DataSeries( const DataSeries & rOther ) :
+        impl::DataSeries_Base(rOther),
+        ::property::OPropertySet( rOther, m_aMutex ),
+    m_xModifyEventForwarder( ModifyListenerHelper::createModifyEventForwarder())
+{
+    if( ! rOther.m_aDataSequences.empty())
+    {
+        CloneHelper::CloneRefVector<css::chart2::data::XLabeledDataSequence>(
+            rOther.m_aDataSequences, m_aDataSequences );
+        ModifyListenerHelper::addListenerToAllElements( m_aDataSequences, m_xModifyEventForwarder );
+    }
+
+    CloneHelper::CloneRefVector< chart2::XRegressionCurve >( rOther.m_aRegressionCurves, m_aRegressionCurves );
+    ModifyListenerHelper::addListenerToAllElements( m_aRegressionCurves, m_xModifyEventForwarder );
+
+    // add as listener to XPropertySet properties
+    Reference< beans::XPropertySet > xPropertySet;
+    uno::Any aValue;
+
+    getFastPropertyValue( aValue, DataPointProperties::PROP_DATAPOINT_ERROR_BAR_X );
+    if( ( aValue >>= xPropertySet )
+        && xPropertySet.is())
+        ModifyListenerHelper::addListener( xPropertySet, m_xModifyEventForwarder );
+
+    getFastPropertyValue( aValue, DataPointProperties::PROP_DATAPOINT_ERROR_BAR_Y );
+    if( ( aValue >>= xPropertySet )
+        && xPropertySet.is())
+        ModifyListenerHelper::addListener( xPropertySet, m_xModifyEventForwarder );
+}
+
+// late initialization to call after copy-constructing
+void DataSeries::Init( const DataSeries & rOther )
+{
+    if( ! rOther.m_aDataSequences.empty())
+        EventListenerHelper::addListenerToAllElements( m_aDataSequences, this );
+
+    Reference< uno::XInterface > xThisInterface( static_cast< ::cppu::OWeakObject * >( this ));
+    if( ! rOther.m_aAttributedDataPoints.empty())
+    {
+        lcl_CloneAttributedDataPoints(
+            rOther.m_aAttributedDataPoints, m_aAttributedDataPoints, xThisInterface );
+        ModifyListenerHelper::addListenerToAllMapElements( m_aAttributedDataPoints, m_xModifyEventForwarder );
+    }
+
+    // add as parent to error bars
+    Reference< beans::XPropertySet > xPropertySet;
+    uno::Any aValue;
+
+    getFastPropertyValue( aValue, DataPointProperties::PROP_DATAPOINT_ERROR_BAR_X );
+    if( ( aValue >>= xPropertySet )
+        && xPropertySet.is())
+        lcl_SetParent( xPropertySet, xThisInterface );
+
+    getFastPropertyValue( aValue, DataPointProperties::PROP_DATAPOINT_ERROR_BAR_Y );
+    if( ( aValue >>= xPropertySet )
+        && xPropertySet.is())
+        lcl_SetParent( xPropertySet, xThisInterface );
+}
+
+DataSeries::~DataSeries()
+{
+    try
+    {
+        ModifyListenerHelper::removeListenerFromAllMapElements( m_aAttributedDataPoints, m_xModifyEventForwarder );
+        ModifyListenerHelper::removeListenerFromAllElements( m_aRegressionCurves, m_xModifyEventForwarder );
+        ModifyListenerHelper::removeListenerFromAllElements( m_aDataSequences, m_xModifyEventForwarder );
+
+        // remove listener from XPropertySet properties
+        Reference< beans::XPropertySet > xPropertySet;
+        uno::Any aValue;
+
+        getFastPropertyValue( aValue, DataPointProperties::PROP_DATAPOINT_ERROR_BAR_X );
+        if( ( aValue >>= xPropertySet )
+            && xPropertySet.is())
+            ModifyListenerHelper::removeListener( xPropertySet, m_xModifyEventForwarder );
+
+        getFastPropertyValue( aValue, DataPointProperties::PROP_DATAPOINT_ERROR_BAR_Y );
+        if( ( aValue >>= xPropertySet )
+            && xPropertySet.is())
+            ModifyListenerHelper::removeListener( xPropertySet, m_xModifyEventForwarder );
+    }
+    catch( const uno::Exception & )
+    {
+        DBG_UNHANDLED_EXCEPTION("chart2");
+    }
+}
+
+// ____ XCloneable ____
+uno::Reference< util::XCloneable > SAL_CALL DataSeries::createClone()
+{
+    DataSeries * pNewSeries( new DataSeries( *this ));
+    // hold a reference to the clone
+    uno::Reference< util::XCloneable > xResult( pNewSeries );
+    // do initialization that uses uno references to the clone
+    pNewSeries->Init( *this );
+
+    return xResult;
+}
+
+// ____ OPropertySet ____
+uno::Any DataSeries::GetDefaultValue( sal_Int32 nHandle ) const
+{
+    const tPropertyValueMap& rStaticDefaults = StaticDataSeriesDefaults::get();
+    tPropertyValueMap::const_iterator aFound( rStaticDefaults.find( nHandle ) );
+    if( aFound == rStaticDefaults.end() )
+        return uno::Any();
+    return (*aFound).second;
+}
+
+// ____ OPropertySet ____
+::cppu::IPropertyArrayHelper & SAL_CALL DataSeries::getInfoHelper()
+{
+    return StaticDataSeriesInfoHelper::get();
+}
+
+// ____ XPropertySet ____
+uno::Reference< beans::XPropertySetInfo > SAL_CALL DataSeries::getPropertySetInfo()
+{
+    return StaticDataSeriesInfo::get();
+}
+
+void SAL_CALL DataSeries::getFastPropertyValue
+    ( uno::Any& rValue,
+      sal_Int32 nHandle ) const
+{
+    // special handling for get.  set is not possible for this property
+    if( nHandle == DataSeriesProperties::PROP_DATASERIES_ATTRIBUTED_DATA_POINTS )
+    {
+        // TODO: only add those property sets that are really modified
+
+        rValue <<= comphelper::mapKeysToSequence(m_aAttributedDataPoints);
+    }
+    else
+        OPropertySet::getFastPropertyValue( rValue, nHandle );
+}
+
+void SAL_CALL DataSeries::setFastPropertyValue_NoBroadcast(
+    sal_Int32 nHandle, const uno::Any& rValue )
+{
+    if(    nHandle == DataPointProperties::PROP_DATAPOINT_ERROR_BAR_Y
+        || nHandle == DataPointProperties::PROP_DATAPOINT_ERROR_BAR_X )
+    {
+        uno::Any aOldValue;
+        Reference< util::XModifyBroadcaster > xBroadcaster;
+        getFastPropertyValue( aOldValue, nHandle );
+        if( aOldValue.hasValue() &&
+            (aOldValue >>= xBroadcaster) &&
+            xBroadcaster.is())
+        {
+            ModifyListenerHelper::removeListener( xBroadcaster, m_xModifyEventForwarder );
+        }
+
+        OSL_ASSERT( rValue.getValueType().getTypeClass() == uno::TypeClass_INTERFACE );
+        if( rValue.hasValue() &&
+            (rValue >>= xBroadcaster) &&
+            xBroadcaster.is())
+        {
+            ModifyListenerHelper::addListener( xBroadcaster, m_xModifyEventForwarder );
+        }
+    }
+
+    ::property::OPropertySet::setFastPropertyValue_NoBroadcast( nHandle, rValue );
+}
+
+Reference< beans::XPropertySet >
+    SAL_CALL DataSeries::getDataPointByIndex( sal_Int32 nIndex )
+{
+    Reference< beans::XPropertySet > xResult;
+
+    Sequence< Reference< chart2::data::XLabeledDataSequence > > aSequences;
+    {
+        MutexGuard aGuard( m_aMutex );
+        aSequences = comphelper::containerToSequence( m_aDataSequences );
+    }
+
+    std::vector< Reference< chart2::data::XLabeledDataSequence > > aValuesSeries(
+        DataSeriesHelper::getAllDataSequencesByRole( aSequences , "values" ) );
+
+    if (aValuesSeries.empty())
+        throw lang::IndexOutOfBoundsException();
+
+    Reference< chart2::data::XDataSequence > xSeq( aValuesSeries.front()->getValues() );
+    if( 0 <= nIndex && nIndex < xSeq->getData().getLength() )
+    {
+        {
+            MutexGuard aGuard( m_aMutex );
+            tDataPointAttributeContainer::iterator aIt( m_aAttributedDataPoints.find( nIndex ) );
+            if( aIt != m_aAttributedDataPoints.end() )
+                xResult = (*aIt).second;
+        }
+        if( !xResult.is() )
+        {
+            Reference< beans::XPropertySet > xParentProperties;
+            Reference< util::XModifyListener > xModifyEventForwarder;
+            {
+                MutexGuard aGuard( m_aMutex );
+                xParentProperties = this;
+                xModifyEventForwarder = m_xModifyEventForwarder;
+            }
+
+            // create a new XPropertySet for this data point
+            xResult.set( new DataPoint( xParentProperties ) );
+            {
+                MutexGuard aGuard( m_aMutex );
+                m_aAttributedDataPoints[ nIndex ] = xResult;
+            }
+            ModifyListenerHelper::addListener( xResult, xModifyEventForwarder );
+        }
+    }
+
+    return xResult;
+}
+
+void SAL_CALL DataSeries::resetDataPoint( sal_Int32 nIndex )
+{
+    Reference< beans::XPropertySet > xDataPointProp;
+    Reference< util::XModifyListener > xModifyEventForwarder;
+    {
+        MutexGuard aGuard( m_aMutex );
+        xModifyEventForwarder = m_xModifyEventForwarder;
+        tDataPointAttributeContainer::iterator aIt( m_aAttributedDataPoints.find( nIndex ));
+        if( aIt != m_aAttributedDataPoints.end())
+        {
+            xDataPointProp = (*aIt).second;
+            m_aAttributedDataPoints.erase(aIt);
+        }
+
+    }
+    if( xDataPointProp.is() )
+    {
+        Reference< util::XModifyBroadcaster > xBroadcaster( xDataPointProp, uno::UNO_QUERY );
+        if( xBroadcaster.is() && xModifyEventForwarder.is())
+            xBroadcaster->removeModifyListener( xModifyEventForwarder );
+        fireModifyEvent();
+    }
+}
+
+void SAL_CALL DataSeries::resetAllDataPoints()
+{
+    tDataPointAttributeContainer  aOldAttributedDataPoints;
+    Reference< util::XModifyListener > xModifyEventForwarder;
+    {
+        MutexGuard aGuard( m_aMutex );
+        xModifyEventForwarder = m_xModifyEventForwarder;
+        std::swap( aOldAttributedDataPoints, m_aAttributedDataPoints );
+    }
+    ModifyListenerHelper::removeListenerFromAllMapElements( aOldAttributedDataPoints, xModifyEventForwarder );
+    aOldAttributedDataPoints.clear();
+    fireModifyEvent();
+}
+
+// ____ XDataSink ____
+void SAL_CALL DataSeries::setData( const uno::Sequence< Reference< chart2::data::XLabeledDataSequence > >& aData )
+{
+    tDataSequenceContainer aOldDataSequences;
+    tDataSequenceContainer aNewDataSequences;
+    Reference< util::XModifyListener > xModifyEventForwarder;
+    Reference< lang::XEventListener > xListener;
+    {
+        MutexGuard aGuard( m_aMutex );
+        xModifyEventForwarder = m_xModifyEventForwarder;
+        xListener = this;
+        std::swap( aOldDataSequences, m_aDataSequences );
+        aNewDataSequences = comphelper::sequenceToContainer<tDataSequenceContainer>( aData );
+        m_aDataSequences = aNewDataSequences;
+    }
+    ModifyListenerHelper::removeListenerFromAllElements( aOldDataSequences, xModifyEventForwarder );
+    EventListenerHelper::removeListenerFromAllElements( aOldDataSequences, xListener );
+    EventListenerHelper::addListenerToAllElements( aNewDataSequences, xListener );
+    ModifyListenerHelper::addListenerToAllElements( aNewDataSequences, xModifyEventForwarder );
+    fireModifyEvent();
+}
+
+// ____ XDataSource ____
+Sequence< Reference< chart2::data::XLabeledDataSequence > > SAL_CALL DataSeries::getDataSequences()
+{
+    MutexGuard aGuard( m_aMutex );
+    return comphelper::containerToSequence( m_aDataSequences );
+}
+
+// ____ XRegressionCurveContainer ____
+void SAL_CALL DataSeries::addRegressionCurve(
+    const uno::Reference< chart2::XRegressionCurve >& xRegressionCurve )
+{
+    Reference< util::XModifyListener > xModifyEventForwarder;
+    {
+        MutexGuard aGuard( m_aMutex );
+        xModifyEventForwarder = m_xModifyEventForwarder;
+        if( std::find( m_aRegressionCurves.begin(), m_aRegressionCurves.end(), xRegressionCurve )
+            != m_aRegressionCurves.end())
+            throw lang::IllegalArgumentException();
+        m_aRegressionCurves.push_back( xRegressionCurve );
+    }
+    ModifyListenerHelper::addListener( xRegressionCurve, xModifyEventForwarder );
+    fireModifyEvent();
+}
+
+void SAL_CALL DataSeries::removeRegressionCurve(
+    const uno::Reference< chart2::XRegressionCurve >& xRegressionCurve )
+{
+    if( !xRegressionCurve.is() )
+        throw container::NoSuchElementException();
+
+    Reference< util::XModifyListener > xModifyEventForwarder;
+    {
+        MutexGuard aGuard( m_aMutex );
+        xModifyEventForwarder = m_xModifyEventForwarder;
+        tRegressionCurveContainerType::iterator aIt(
+            std::find( m_aRegressionCurves.begin(), m_aRegressionCurves.end(), xRegressionCurve ) );
+        if( aIt == m_aRegressionCurves.end())
+            throw container::NoSuchElementException(
+                "The given regression curve is no element of this series",
+                static_cast< uno::XWeak * >( this ));
+        m_aRegressionCurves.erase( aIt );
+    }
+
+    ModifyListenerHelper::removeListener( xRegressionCurve, xModifyEventForwarder );
+    fireModifyEvent();
+}
+
+uno::Sequence< uno::Reference< chart2::XRegressionCurve > > SAL_CALL DataSeries::getRegressionCurves()
+{
+    MutexGuard aGuard( m_aMutex );
+    return comphelper::containerToSequence( m_aRegressionCurves );
+}
+
+void SAL_CALL DataSeries::setRegressionCurves(
+    const Sequence< Reference< chart2::XRegressionCurve > >& aRegressionCurves )
+{
+    tRegressionCurveContainerType aOldCurves;
+    auto aNewCurves( comphelper::sequenceToContainer<tRegressionCurveContainerType>( aRegressionCurves ) );
+    Reference< util::XModifyListener > xModifyEventForwarder;
+    {
+        MutexGuard aGuard( m_aMutex );
+        xModifyEventForwarder = m_xModifyEventForwarder;
+        std::swap( aOldCurves, m_aRegressionCurves );
+        m_aRegressionCurves = aNewCurves;
+    }
+    ModifyListenerHelper::removeListenerFromAllElements( aOldCurves, xModifyEventForwarder );
+    ModifyListenerHelper::addListenerToAllElements( aNewCurves, xModifyEventForwarder );
+    fireModifyEvent();
+}
+
+// ____ XModifyBroadcaster ____
+void SAL_CALL DataSeries::addModifyListener( const Reference< util::XModifyListener >& aListener )
+{
+    try
+    {
+        Reference< util::XModifyBroadcaster > xBroadcaster( m_xModifyEventForwarder, uno::UNO_QUERY_THROW );
+        xBroadcaster->addModifyListener( aListener );
+    }
+    catch( const uno::Exception & )
+    {
+        DBG_UNHANDLED_EXCEPTION("chart2");
+    }
+}
+
+void SAL_CALL DataSeries::removeModifyListener( const Reference< util::XModifyListener >& aListener )
+{
+    try
+    {
+        Reference< util::XModifyBroadcaster > xBroadcaster( m_xModifyEventForwarder, uno::UNO_QUERY_THROW );
+        xBroadcaster->removeModifyListener( aListener );
+    }
+    catch( const uno::Exception & )
+    {
+        DBG_UNHANDLED_EXCEPTION("chart2");
+    }
+}
+
+// ____ XModifyListener ____
+void SAL_CALL DataSeries::modified( const lang::EventObject& aEvent )
+{
+    m_xModifyEventForwarder->modified( aEvent );
+}
+
+// ____ XEventListener (base of XModifyListener) ____
+void SAL_CALL DataSeries::disposing( const lang::EventObject& rEventObject )
+{
+    // forget disposed data sequences
+    tDataSequenceContainer::iterator aIt(
+        std::find( m_aDataSequences.begin(), m_aDataSequences.end(), rEventObject.Source ));
+    if( aIt != m_aDataSequences.end())
+        m_aDataSequences.erase( aIt );
+}
+
+// ____ OPropertySet ____
+void DataSeries::firePropertyChangeEvent()
+{
+    fireModifyEvent();
+}
+
+void DataSeries::fireModifyEvent()
+{
+    m_xModifyEventForwarder->modified( lang::EventObject( static_cast< uno::XWeak* >( this )));
+}
+
+using impl::DataSeries_Base;
+using ::property::OPropertySet;
+
+IMPLEMENT_FORWARD_XINTERFACE2( DataSeries, DataSeries_Base, OPropertySet )
+IMPLEMENT_FORWARD_XTYPEPROVIDER2( DataSeries, DataSeries_Base, OPropertySet )
+
+// implement XServiceInfo methods basing upon getSupportedServiceNames_Static
+OUString SAL_CALL DataSeries::getImplementationName()
+{
+    return "com.sun.star.comp.chart.DataSeries";
+}
+
+sal_Bool SAL_CALL DataSeries::supportsService( const OUString& rServiceName )
+{
+    return cppu::supportsService(this, rServiceName);
+}
+
+css::uno::Sequence< OUString > SAL_CALL DataSeries::getSupportedServiceNames()
+{
+    return {
+        "com.sun.star.chart2.DataSeries",
+        "com.sun.star.chart2.DataPointProperties",
+        "com.sun.star.beans.PropertySet" };
+}
+
+}  // namespace chart
+
+extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface *
+com_sun_star_comp_chart_DataSeries_get_implementation(css::uno::XComponentContext *,
+        css::uno::Sequence<css::uno::Any> const &)
+{
+    return cppu::acquire(new ::chart::DataSeries );
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */