Adding upstream version 4:24.2.0.upstream/4%24.2.0

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

11 files changed, 2334 insertions, 0 deletions

diff --git a/chart2/source/controller/accessibility/AccessibleBase.cxx b/chart2/source/controller/accessibility/AccessibleBase.cxx
new file mode 100644
index 0000000000..905c7f8969
--- /dev/null
+++ b/chart2/source/controller/accessibility/AccessibleBase.cxx
@@ -0,0 +1,848 @@
+/* -*- 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 <AccessibleBase.hxx>
+#include "AccessibleChartShape.hxx"
+#include <ObjectHierarchy.hxx>
+#include <ObjectIdentifier.hxx>
+#include <ChartView.hxx>
+#include <ChartController.hxx>
+#include <chartview/ExplicitValueProvider.hxx>
+
+#include <com/sun/star/accessibility/AccessibleEventId.hpp>
+#include <com/sun/star/accessibility/AccessibleEventObject.hpp>
+#include <com/sun/star/accessibility/AccessibleStateType.hpp>
+#include <com/sun/star/accessibility/AccessibleRole.hpp>
+#include <com/sun/star/drawing/LineStyle.hpp>
+#include <com/sun/star/drawing/FillStyle.hpp>
+#include <com/sun/star/lang/IndexOutOfBoundsException.hpp>
+#include <com/sun/star/view/XSelectionSupplier.hpp>
+#include <sal/log.hxx>
+#include <utility>
+#include <vcl/svapp.hxx>
+#include <comphelper/servicehelper.hxx>
+#include <cppuhelper/supportsservice.hxx>
+#include <i18nlangtag/languagetag.hxx>
+#include <toolkit/helper/vclunohelper.hxx>
+#include <vcl/window.hxx>
+#include <vcl/settings.hxx>
+#include <o3tl/functional.hxx>
+#include <o3tl/safeint.hxx>
+#include <comphelper/diagnose_ex.hxx>
+
+#include <algorithm>
+#include <iterator>
+
+#include "ChartElementFactory.hxx"
+
+using namespace ::com::sun::star;
+using namespace ::com::sun::star::accessibility;
+
+using ::com::sun::star::uno::UNO_QUERY;
+using ::com::sun::star::uno::Reference;
+using ::osl::MutexGuard;
+using ::osl::ClearableMutexGuard;
+using ::com::sun::star::uno::Any;
+
+namespace chart
+{
+
+/** @param bMayHaveChildren is false per default
+ */
+AccessibleBase::AccessibleBase(
+    AccessibleElementInfo aAccInfo,
+    bool bMayHaveChildren,
+    bool bAlwaysTransparent /* default: false */ ) :
+        impl::AccessibleBase_Base( m_aMutex ),
+        m_bIsDisposed( false ),
+        m_bMayHaveChildren( bMayHaveChildren ),
+        m_bChildrenInitialized( false ),
+        m_nEventNotifierId(0),
+        m_nStateSet( 0 ),
+        m_aAccInfo(std::move( aAccInfo )),
+        m_bAlwaysTransparent( bAlwaysTransparent ),
+        m_bStateSetInitialized( false )
+{
+    // initialize some states
+    m_nStateSet |= AccessibleStateType::ENABLED;
+    m_nStateSet |= AccessibleStateType::SHOWING;
+    m_nStateSet |= AccessibleStateType::VISIBLE;
+    m_nStateSet |= AccessibleStateType::SELECTABLE;
+    m_nStateSet |= AccessibleStateType::FOCUSABLE;
+}
+
+AccessibleBase::~AccessibleBase()
+{
+    OSL_ASSERT( m_bIsDisposed );
+}
+
+bool AccessibleBase::CheckDisposeState( bool bThrowException /* default: true */ ) const
+{
+    if( bThrowException &&
+        m_bIsDisposed )
+    {
+        throw lang::DisposedException("component has state DEFUNC",
+            static_cast< uno::XWeak * >( const_cast< AccessibleBase * >( this )));
+    }
+    return m_bIsDisposed;
+}
+
+bool AccessibleBase::NotifyEvent( EventType eEventType, const AccessibleUniqueId & rId )
+{
+    if( GetId() == rId )
+    {
+        // event is addressed to this object
+
+        css::uno::Any aEmpty;
+        css::uno::Any aSelected;
+        aSelected <<= AccessibleStateType::SELECTED;
+        switch( eEventType )
+        {
+            case EventType::GOT_SELECTION:
+                {
+                    AddState( AccessibleStateType::SELECTED );
+                    BroadcastAccEvent( AccessibleEventId::STATE_CHANGED, aSelected, aEmpty );
+
+                    AddState( AccessibleStateType::FOCUSED );
+                    aSelected <<= AccessibleStateType::FOCUSED;
+                    BroadcastAccEvent( AccessibleEventId::STATE_CHANGED, aSelected, aEmpty );
+
+                    SAL_INFO("chart2.accessibility", "Selection acquired by: " << getAccessibleName());
+                }
+                break;
+
+            case EventType::LOST_SELECTION:
+                {
+                    RemoveState( AccessibleStateType::SELECTED );
+                    BroadcastAccEvent( AccessibleEventId::STATE_CHANGED, aEmpty, aSelected );
+
+                    AddState( AccessibleStateType::FOCUSED );
+                    aSelected <<= AccessibleStateType::FOCUSED;
+                    BroadcastAccEvent( AccessibleEventId::STATE_CHANGED, aEmpty, aSelected );
+                    SAL_INFO("chart2.accessibility", "Selection lost by: " << getAccessibleName());
+                }
+                break;
+        }
+        return true;
+    }
+    else if( m_bMayHaveChildren )
+    {
+        bool bStop = false;
+
+        ClearableMutexGuard aGuard( m_aMutex );
+        // make local copy for notification
+        ChildListVectorType aLocalChildList( m_aChildList );
+        aGuard.clear();
+
+        for (auto const& localChild : aLocalChildList)
+        {
+            // Note: at this place we must be sure to have an AccessibleBase
+            // object in the UNO reference to XAccessible !
+            bStop = (*static_cast< AccessibleBase * >
+                     ( localChild.get() )).NotifyEvent( eEventType, rId );
+            if (bStop)
+                break;
+        }
+        return bStop;
+    }
+
+    return false;
+}
+
+void AccessibleBase::AddState( sal_Int64 aState )
+{
+    CheckDisposeState();
+    m_nStateSet |= aState;
+}
+
+void AccessibleBase::RemoveState( sal_Int64 aState )
+{
+    CheckDisposeState();
+    m_nStateSet &= ~aState;
+}
+
+bool AccessibleBase::UpdateChildren()
+{
+    bool bMustUpdateChildren = false;
+    {
+        MutexGuard aGuard( m_aMutex );
+        if( ! m_bMayHaveChildren ||
+            m_bIsDisposed )
+            return false;
+
+        bMustUpdateChildren = ( m_bMayHaveChildren &&
+                                ! m_bChildrenInitialized );
+    }
+
+    // update unguarded
+    if( bMustUpdateChildren )
+        m_bChildrenInitialized = ImplUpdateChildren();
+
+    return m_bChildrenInitialized;
+}
+
+bool AccessibleBase::ImplUpdateChildren()
+{
+    bool bResult = false;
+
+    if( m_aAccInfo.m_spObjectHierarchy )
+    {
+        ObjectHierarchy::tChildContainer aModelChildren(
+            m_aAccInfo.m_spObjectHierarchy->getChildren( GetId() ));
+        std::vector< ChildOIDMap::key_type > aAccChildren;
+        aAccChildren.reserve( aModelChildren.size());
+        std::transform( m_aChildOIDMap.begin(), m_aChildOIDMap.end(),
+                          std::back_inserter( aAccChildren ),
+                          ::o3tl::select1st< ChildOIDMap::value_type >() );
+
+        std::sort( aModelChildren.begin(), aModelChildren.end());
+
+        std::vector< ObjectIdentifier > aChildrenToRemove, aChildrenToAdd;
+        std::set_difference( aModelChildren.begin(), aModelChildren.end(),
+                               aAccChildren.begin(), aAccChildren.end(),
+                               std::back_inserter( aChildrenToAdd ));
+        std::set_difference( aAccChildren.begin(), aAccChildren.end(),
+                               aModelChildren.begin(), aModelChildren.end(),
+                               std::back_inserter( aChildrenToRemove ));
+
+        for (auto const& childToRemove : aChildrenToRemove)
+        {
+            RemoveChildByOId(childToRemove);
+        }
+
+        AccessibleElementInfo aAccInfo( GetInfo());
+        aAccInfo.m_pParent = this;
+
+        for (auto const& childToAdd : aChildrenToAdd)
+        {
+            aAccInfo.m_aOID = childToAdd;
+            if ( childToAdd.isAutoGeneratedObject() )
+            {
+                AddChild( ChartElementFactory::CreateChartElement( aAccInfo ).get() );
+            }
+            else if ( childToAdd.isAdditionalShape() )
+            {
+                AddChild( new AccessibleChartShape( aAccInfo ) );
+            }
+        }
+        bResult = true;
+    }
+
+    return bResult;
+}
+
+void AccessibleBase::AddChild( AccessibleBase * pChild  )
+{
+    OSL_ENSURE( pChild != nullptr, "Invalid Child" );
+    if( !pChild )
+        return;
+
+    ClearableMutexGuard aGuard( m_aMutex );
+
+    Reference< XAccessible > xChild( pChild );
+    m_aChildList.push_back( xChild );
+
+    m_aChildOIDMap[ pChild->GetId() ] = xChild;
+
+    // inform listeners of new child
+    if( m_bChildrenInitialized )
+    {
+        Any aEmpty, aNew;
+        aNew <<= xChild;
+
+        aGuard.clear();
+        BroadcastAccEvent( AccessibleEventId::CHILD, aNew, aEmpty );
+    }
+}
+
+/** in this method we imply that the Reference< XAccessible > elements in the
+    vector are AccessibleBase objects !
+ */
+void AccessibleBase::RemoveChildByOId( const ObjectIdentifier& rOId )
+{
+    ClearableMutexGuard aGuard( m_aMutex );
+
+    ChildOIDMap::iterator aIt( m_aChildOIDMap.find( rOId ));
+    if( aIt == m_aChildOIDMap.end())
+        return;
+
+    Reference< XAccessible > xChild( aIt->second );
+
+    // remove from map
+    m_aChildOIDMap.erase( aIt );
+
+    // search child in vector
+    ChildListVectorType::iterator aVecIter =
+        std::find( m_aChildList.begin(), m_aChildList.end(), xChild );
+
+    OSL_ENSURE( aVecIter != m_aChildList.end(),
+                "Inconsistent ChildMap" );
+
+    // remove child from vector
+    m_aChildList.erase( aVecIter );
+    bool bInitialized = m_bChildrenInitialized;
+
+    // call listeners unguarded
+    aGuard.clear();
+
+    // inform listeners of removed child
+    if( bInitialized )
+    {
+        Any aEmpty, aOld;
+        aOld <<= xChild;
+
+        BroadcastAccEvent( AccessibleEventId::CHILD, aEmpty, aOld );
+    }
+
+    // dispose the child
+    Reference< lang::XComponent > xComp( xChild, UNO_QUERY );
+    if( xComp.is())
+        xComp->dispose();
+}
+
+awt::Point AccessibleBase::GetUpperLeftOnScreen() const
+{
+    awt::Point aResult;
+    if( m_aAccInfo.m_pParent )
+    {
+        ClearableMutexGuard aGuard( m_aMutex );
+        AccessibleBase * pParent = m_aAccInfo.m_pParent;
+        aGuard.clear();
+
+        if( pParent )
+        {
+            aResult = pParent->GetUpperLeftOnScreen();
+        }
+        else
+            OSL_FAIL( "Default position used is probably incorrect." );
+    }
+
+    return aResult;
+}
+
+void AccessibleBase::BroadcastAccEvent(
+    sal_Int16 nId,
+    const Any & rNew,
+    const Any & rOld ) const
+{
+    ClearableMutexGuard aGuard( m_aMutex );
+
+    if ( !m_nEventNotifierId )
+        return;
+        // if we don't have a client id for the notifier, then we don't have listeners, then
+        // we don't need to notify anything
+
+    // the const cast is needed, because UNO parameters are never const
+    const AccessibleEventObject aEvent(
+        const_cast< uno::XWeak * >( static_cast< const uno::XWeak * >( this )),
+        nId, rNew, rOld, -1 );
+
+    // let the notifier handle this event
+    ::comphelper::AccessibleEventNotifier::addEvent( m_nEventNotifierId, aEvent );
+
+    aGuard.clear();
+}
+
+void AccessibleBase::KillAllChildren()
+{
+    ClearableMutexGuard aGuard( m_aMutex );
+
+    // make local copy for notification, and remove all children
+    ChildListVectorType aLocalChildList;
+    aLocalChildList.swap( m_aChildList );
+    m_aChildOIDMap.clear();
+
+    aGuard.clear();
+
+    // call dispose for all children
+    // and notify listeners
+    Reference< lang::XComponent > xComp;
+    Any aEmpty, aOld;
+    for (auto const& localChild : aLocalChildList)
+    {
+        aOld <<= localChild;
+        BroadcastAccEvent( AccessibleEventId::CHILD, aEmpty, aOld );
+
+        xComp.set(localChild, UNO_QUERY);
+        if( xComp.is())
+            xComp->dispose();
+    }
+    m_bChildrenInitialized = false;
+}
+
+void AccessibleBase::SetInfo( const AccessibleElementInfo & rNewInfo )
+{
+    m_aAccInfo = rNewInfo;
+    if( m_bMayHaveChildren )
+    {
+        KillAllChildren();
+    }
+    BroadcastAccEvent( AccessibleEventId::INVALIDATE_ALL_CHILDREN, uno::Any(), uno::Any());
+}
+
+// ________ (XComponent::dispose) ________
+void SAL_CALL AccessibleBase::disposing()
+{
+    {
+        MutexGuard aGuard(m_aMutex);
+        OSL_ENSURE(!m_bIsDisposed, "dispose() called twice");
+
+        // notify disposing to all AccessibleEvent listeners asynchronous
+        if (m_nEventNotifierId)
+        {
+            ::comphelper::AccessibleEventNotifier::revokeClientNotifyDisposing(m_nEventNotifierId,
+                                                                               *this);
+            m_nEventNotifierId = 0;
+        }
+
+        // reset pointers
+        m_aAccInfo.m_pParent = nullptr;
+
+        m_nStateSet = AccessibleStateType::DEFUNC;
+
+        m_bIsDisposed = true;
+
+    }
+    // call listeners unguarded
+
+    if( m_bMayHaveChildren )
+    {
+        KillAllChildren();
+    }
+    else
+        OSL_ENSURE( m_aChildList.empty(), "Child list should be empty" );
+}
+
+// ________ XAccessible ________
+Reference< XAccessibleContext > SAL_CALL AccessibleBase::getAccessibleContext()
+{
+    return this;
+}
+
+// ________ AccessibleBase::XAccessibleContext ________
+sal_Int64 SAL_CALL AccessibleBase::getAccessibleChildCount()
+{
+    ClearableMutexGuard aGuard( m_aMutex );
+    if( ! m_bMayHaveChildren ||
+        m_bIsDisposed )
+        return 0;
+
+    bool bMustUpdateChildren = ( m_bMayHaveChildren &&
+                                 ! m_bChildrenInitialized );
+
+    aGuard.clear();
+
+    // update unguarded
+    if( bMustUpdateChildren )
+        UpdateChildren();
+
+    return ImplGetAccessibleChildCount();
+}
+
+sal_Int64 AccessibleBase::ImplGetAccessibleChildCount() const
+{
+    return m_aChildList.size();
+}
+
+Reference< XAccessible > SAL_CALL AccessibleBase::getAccessibleChild( sal_Int64 i )
+{
+    CheckDisposeState();
+    Reference< XAccessible > xResult;
+
+    ClearableMutexGuard aGuard( m_aMutex );
+    bool bMustUpdateChildren = ( m_bMayHaveChildren &&
+                                 ! m_bChildrenInitialized );
+
+    aGuard.clear();
+
+    if( bMustUpdateChildren )
+        UpdateChildren();
+
+    xResult.set( ImplGetAccessibleChildById( i ));
+
+    return xResult;
+}
+
+Reference< XAccessible > AccessibleBase::ImplGetAccessibleChildById( sal_Int64 i ) const
+{
+    Reference< XAccessible > xResult;
+
+    MutexGuard aGuard( m_aMutex);
+    if( ! m_bMayHaveChildren ||
+        i < 0 ||
+        o3tl::make_unsigned( i ) >= m_aChildList.size() )
+    {
+        OUString aBuf = "Index " + OUString::number( i ) + " is invalid for range [ 0, " +
+                        OUString::number( m_aChildList.size() - 1 ) +
+                        " ]";
+        lang::IndexOutOfBoundsException aEx( aBuf,
+                                             const_cast< ::cppu::OWeakObject * >(
+                                                 static_cast< const ::cppu::OWeakObject * >( this )));
+        throw aEx;
+    }
+    else
+        xResult.set( m_aChildList[ i ] );
+
+    return xResult;
+}
+
+Reference< XAccessible > SAL_CALL AccessibleBase::getAccessibleParent()
+{
+    CheckDisposeState();
+    Reference< XAccessible > aResult;
+    if( m_aAccInfo.m_pParent )
+        aResult.set( m_aAccInfo.m_pParent );
+
+    return aResult;
+}
+
+sal_Int64 SAL_CALL AccessibleBase::getAccessibleIndexInParent()
+{
+    CheckDisposeState();
+
+    if( m_aAccInfo.m_spObjectHierarchy )
+        return m_aAccInfo.m_spObjectHierarchy->getIndexInParent( GetId() );
+    return -1;
+}
+
+sal_Int16 SAL_CALL AccessibleBase::getAccessibleRole()
+{
+    return AccessibleRole::SHAPE;
+}
+
+Reference< XAccessibleRelationSet > SAL_CALL AccessibleBase::getAccessibleRelationSet()
+{
+    Reference< XAccessibleRelationSet > aResult;
+    return aResult;
+}
+
+sal_Int64 SAL_CALL AccessibleBase::getAccessibleStateSet()
+{
+    if( ! m_bStateSetInitialized )
+    {
+        rtl::Reference< ::chart::ChartController > xSelSupp( GetInfo().m_xChartController );
+        if ( xSelSupp.is() )
+        {
+            ObjectIdentifier aOID( xSelSupp->getSelection() );
+            if ( aOID.isValid() && GetId() == aOID )
+            {
+                AddState( AccessibleStateType::SELECTED );
+                AddState( AccessibleStateType::FOCUSED );
+            }
+        }
+        m_bStateSetInitialized = true;
+    }
+
+    return m_nStateSet;
+}
+
+lang::Locale SAL_CALL AccessibleBase::getLocale()
+{
+    CheckDisposeState();
+
+    return Application::GetSettings().GetLanguageTag().getLocale();
+}
+
+// ________ AccessibleBase::XAccessibleComponent ________
+sal_Bool SAL_CALL AccessibleBase::containsPoint( const awt::Point& aPoint )
+{
+    awt::Rectangle aRect( getBounds() );
+
+    // contains() works with relative coordinates
+    aRect.X = 0;
+    aRect.Y = 0;
+
+    return ( aPoint.X >= aRect.X &&
+             aPoint.Y >= aRect.Y &&
+             aPoint.X < (aRect.X + aRect.Width) &&
+             aPoint.Y < (aRect.Y + aRect.Height) );
+}
+
+Reference< XAccessible > SAL_CALL AccessibleBase::getAccessibleAtPoint( const awt::Point& aPoint )
+{
+    CheckDisposeState();
+    Reference< XAccessible > aResult;
+    awt::Rectangle aRect( getBounds());
+
+    // children are positioned relative to this object, so translate bound rect
+    aRect.X = 0;
+    aRect.Y = 0;
+
+    // children must be inside the own bound rect
+    if( ( aRect.X <= aPoint.X && aPoint.X <= (aRect.X + aRect.Width) ) &&
+        ( aRect.Y <= aPoint.Y && aPoint.Y <= (aRect.Y + aRect.Height)))
+    {
+        ClearableMutexGuard aGuard( m_aMutex );
+        ChildListVectorType aLocalChildList( m_aChildList );
+        aGuard.clear();
+
+        Reference< XAccessibleComponent > aComp;
+        for (auto const& localChild : aLocalChildList)
+        {
+            aComp.set(localChild, UNO_QUERY);
+            if( aComp.is())
+            {
+                aRect = aComp->getBounds();
+                if( ( aRect.X <= aPoint.X && aPoint.X <= (aRect.X + aRect.Width) ) &&
+                    ( aRect.Y <= aPoint.Y && aPoint.Y <= (aRect.Y + aRect.Height)))
+                {
+                    aResult = localChild;
+                    break;
+                }
+            }
+        }
+    }
+
+    return aResult;
+}
+
+awt::Rectangle SAL_CALL AccessibleBase::getBounds()
+{
+    rtl::Reference<ChartView> pChartView = m_aAccInfo.m_xView.get();
+    if( pChartView )
+    {
+        VclPtr<vcl::Window> pWindow( VCLUnoHelper::GetWindow( m_aAccInfo.m_xWindow ));
+        awt::Rectangle aLogicRect( pChartView->getRectangleOfObject( m_aAccInfo.m_aOID.getObjectCID() ));
+        if( pWindow )
+        {
+            tools::Rectangle aRect( aLogicRect.X, aLogicRect.Y,
+                             aLogicRect.X + aLogicRect.Width,
+                             aLogicRect.Y + aLogicRect.Height );
+            SolarMutexGuard aSolarGuard;
+            aRect = pWindow->LogicToPixel( aRect );
+
+            // aLogicRect is relative to the page, but we need a value relative
+            // to the parent object
+            awt::Point aParentLocOnScreen;
+            uno::Reference< XAccessibleComponent > xParent( getAccessibleParent(), uno::UNO_QUERY );
+            if( xParent.is() )
+                aParentLocOnScreen = xParent->getLocationOnScreen();
+
+            awt::Point aULOnScreen = GetUpperLeftOnScreen();
+            awt::Point aOffset( aParentLocOnScreen.X - aULOnScreen.X,
+                                aParentLocOnScreen.Y - aULOnScreen.Y );
+
+            return awt::Rectangle( aRect.Left() - aOffset.X, aRect.Top() - aOffset.Y,
+                                   aRect.getOpenWidth(), aRect.getOpenHeight());
+        }
+    }
+
+    return awt::Rectangle();
+}
+
+awt::Point SAL_CALL AccessibleBase::getLocation()
+{
+    CheckDisposeState();
+    awt::Rectangle aBBox( getBounds() );
+    return awt::Point( aBBox.X, aBBox.Y );
+}
+
+awt::Point SAL_CALL AccessibleBase::getLocationOnScreen()
+{
+    CheckDisposeState();
+
+    if (AccessibleBase* pParent = m_aAccInfo.m_pParent)
+    {
+        awt::Point aLocThisRel( getLocation());
+        awt::Point aUpperLeft(pParent->getLocationOnScreen());
+
+        return  awt::Point( aUpperLeft.X + aLocThisRel.X,
+                            aUpperLeft.Y + aLocThisRel.Y );
+    }
+    else
+        return getLocation();
+}
+
+awt::Size SAL_CALL AccessibleBase::getSize()
+{
+    CheckDisposeState();
+    awt::Rectangle aBBox( getBounds() );
+    return awt::Size( aBBox.Width, aBBox.Height );
+}
+
+void SAL_CALL AccessibleBase::grabFocus()
+{
+    CheckDisposeState();
+
+    rtl::Reference< ::chart::ChartController > xSelSupp( GetInfo().m_xChartController );
+    if ( xSelSupp.is() )
+    {
+        xSelSupp->select( GetId().getAny() );
+    }
+}
+
+sal_Int32 SAL_CALL AccessibleBase::getForeground()
+{
+    return sal_Int32(getColor( ACC_BASE_FOREGROUND ));
+}
+
+sal_Int32 SAL_CALL AccessibleBase::getBackground()
+{
+    return sal_Int32(getColor( ACC_BASE_BACKGROUND ));
+}
+
+Color AccessibleBase::getColor( eColorType eColType )
+{
+    Color nResult = COL_TRANSPARENT;
+    if( m_bAlwaysTransparent )
+        return nResult;
+
+    ObjectIdentifier aOID( m_aAccInfo.m_aOID );
+    ObjectType eType( aOID.getObjectType() );
+    Reference< beans::XPropertySet > xObjProp;
+    OUString aObjectCID = aOID.getObjectCID();
+    if( eType == OBJECTTYPE_LEGEND_ENTRY )
+    {
+        // for colors get the data series/point properties
+        std::u16string_view aParentParticle( ObjectIdentifier::getFullParentParticle( aObjectCID ));
+        aObjectCID = ObjectIdentifier::createClassifiedIdentifierForParticle( aParentParticle );
+    }
+
+    xObjProp =
+        ObjectIdentifier::getObjectPropertySet(
+            aObjectCID, m_aAccInfo.m_xChartDocument );
+    if( xObjProp.is())
+    {
+        try
+        {
+            OUString aPropName;
+            OUString aStylePropName;
+
+            switch( eType )
+            {
+                case OBJECTTYPE_LEGEND_ENTRY:
+                case OBJECTTYPE_DATA_SERIES:
+                case OBJECTTYPE_DATA_POINT:
+                    if( eColType == ACC_BASE_FOREGROUND )
+                    {
+                        aPropName = "BorderColor";
+                        aStylePropName = "BorderTransparency";
+                    }
+                    else
+                    {
+                        aPropName = "Color";
+                        aStylePropName = "Transparency";
+                    }
+                    break;
+                default:
+                    if( eColType == ACC_BASE_FOREGROUND )
+                    {
+                        aPropName = "LineColor";
+                        aStylePropName = "LineTransparence";
+                    }
+                    else
+                    {
+                        aPropName = "FillColor";
+                        aStylePropName = "FillTransparence";
+                    }
+                    break;
+            }
+
+            bool bTransparent = m_bAlwaysTransparent;
+            Reference< beans::XPropertySetInfo > xInfo = xObjProp->getPropertySetInfo();
+            if( xInfo.is() &&
+                xInfo->hasPropertyByName( aStylePropName ))
+            {
+                if( eColType == ACC_BASE_FOREGROUND )
+                {
+                    drawing::LineStyle aLStyle;
+                    if( xObjProp->getPropertyValue( aStylePropName ) >>= aLStyle )
+                        bTransparent = (aLStyle == drawing::LineStyle_NONE);
+                }
+                else
+                {
+                    drawing::FillStyle aFStyle;
+                    if( xObjProp->getPropertyValue( aStylePropName ) >>= aFStyle )
+                        bTransparent = (aFStyle == drawing::FillStyle_NONE);
+                }
+            }
+
+            if( !bTransparent &&
+                xInfo.is() &&
+                xInfo->hasPropertyByName( aPropName ))
+            {
+                xObjProp->getPropertyValue( aPropName ) >>= nResult;
+            }
+        }
+        catch( const uno::Exception & )
+        {
+            DBG_UNHANDLED_EXCEPTION("chart2");
+        }
+    }
+
+    return nResult;
+}
+
+// ________ AccessibleBase::XServiceInfo ________
+OUString SAL_CALL AccessibleBase::getImplementationName()
+{
+    return "AccessibleBase";
+}
+
+sal_Bool SAL_CALL AccessibleBase::supportsService( const OUString& ServiceName )
+{
+    return cppu::supportsService( this, ServiceName );
+}
+
+uno::Sequence< OUString > SAL_CALL AccessibleBase::getSupportedServiceNames()
+{
+    return {
+        "com.sun.star.accessibility.Accessible",
+        "com.sun.star.accessibility.AccessibleContext"
+    };
+}
+
+// ________ AccessibleBase::XEventListener ________
+void SAL_CALL AccessibleBase::disposing( const lang::EventObject& /*Source*/ )
+{
+}
+
+// ________ XAccessibleEventBroadcasters ________
+void SAL_CALL AccessibleBase::addAccessibleEventListener( const Reference< XAccessibleEventListener >& xListener )
+{
+    MutexGuard aGuard( m_aMutex );
+
+    if ( xListener.is() )
+    {
+        if ( !m_nEventNotifierId )
+            m_nEventNotifierId = ::comphelper::AccessibleEventNotifier::registerClient();
+
+        ::comphelper::AccessibleEventNotifier::addEventListener( m_nEventNotifierId, xListener );
+    }
+}
+
+void SAL_CALL AccessibleBase::removeAccessibleEventListener( const Reference< XAccessibleEventListener >& xListener )
+{
+    MutexGuard aGuard( m_aMutex );
+
+    if ( xListener.is() && m_nEventNotifierId)
+    {
+        sal_Int32 nListenerCount = ::comphelper::AccessibleEventNotifier::removeEventListener( m_nEventNotifierId, xListener );
+        if ( !nListenerCount )
+        {
+            // no listeners anymore
+            ::comphelper::AccessibleEventNotifier::revokeClient( m_nEventNotifierId );
+            m_nEventNotifierId = 0;
+        }
+    }
+}
+
+} // namespace chart
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/chart2/source/controller/accessibility/AccessibleChartElement.cxx b/chart2/source/controller/accessibility/AccessibleChartElement.cxx
new file mode 100644
index 0000000000..209d282c2c
--- /dev/null
+++ b/chart2/source/controller/accessibility/AccessibleChartElement.cxx
@@ -0,0 +1,229 @@
+/* -*- 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 "AccessibleChartElement.hxx"
+#include <AccessibleTextHelper.hxx>
+#include <CharacterProperties.hxx>
+#include <ChartModel.hxx>
+#include <ChartController.hxx>
+#include <ObjectIdentifier.hxx>
+#include <ObjectNameProvider.hxx>
+#include <servicenames.hxx>
+
+#include <com/sun/star/awt/XDevice.hpp>
+#include <com/sun/star/chart2/XTitle.hpp>
+#include <com/sun/star/beans/XMultiPropertySet.hpp>
+#include <com/sun/star/accessibility/AccessibleStateType.hpp>
+#include <com/sun/star/lang/XInitialization.hpp>
+#include <com/sun/star/lang/XMultiServiceFactory.hpp>
+#include <com/sun/star/view/XSelectionSupplier.hpp>
+
+#include <comphelper/diagnose_ex.hxx>
+
+using namespace ::com::sun::star;
+using namespace ::com::sun::star::accessibility;
+
+using ::com::sun::star::uno::UNO_QUERY;
+using ::com::sun::star::uno::Reference;
+using ::com::sun::star::uno::Sequence;
+
+namespace chart
+{
+
+AccessibleChartElement::AccessibleChartElement(
+    const AccessibleElementInfo & rAccInfo,
+    bool bMayHaveChildren ) :
+        impl::AccessibleChartElement_Base( rAccInfo, bMayHaveChildren, false/*bAlwaysTransparent*/ ),
+        m_bHasText( false )
+{
+    AddState( AccessibleStateType::TRANSIENT );
+}
+
+AccessibleChartElement::~AccessibleChartElement()
+{
+    OSL_ASSERT( CheckDisposeState( false /* don't throw exceptions */ ) );
+}
+
+// ________ protected ________
+
+bool AccessibleChartElement::ImplUpdateChildren()
+{
+    bool bResult = false;
+    Reference< chart2::XTitle > xTitle(
+        ObjectIdentifier::getObjectPropertySet(
+            GetInfo().m_aOID.getObjectCID(), GetInfo().m_xChartDocument ),
+        uno::UNO_QUERY );
+    m_bHasText = xTitle.is();
+
+    if( m_bHasText )
+    {
+        InitTextEdit();
+        bResult = true;
+    }
+    else
+        bResult = AccessibleBase::ImplUpdateChildren();
+
+    return bResult;
+}
+
+void AccessibleChartElement::InitTextEdit()
+{
+    if( ! m_xTextHelper.is())
+    {
+        // get hard reference
+        rtl::Reference< ::chart::ChartController > xChartController( GetInfo().m_xChartController );
+        if( xChartController.is())
+            m_xTextHelper = xChartController->createAccessibleTextContext();
+    }
+
+    if( !m_xTextHelper.is())
+        return;
+
+    m_xTextHelper->initialize( GetInfo().m_aOID.getObjectCID(), this, GetInfo().m_xWindow );
+}
+
+//             Interfaces
+
+// ________ AccessibleBase::XAccessibleContext ________
+Reference< XAccessible > AccessibleChartElement::ImplGetAccessibleChildById( sal_Int64 i ) const
+{
+    Reference< XAccessible > xResult;
+
+    if( m_bHasText )
+        xResult.set( m_xTextHelper->getAccessibleChild( i ));
+    else
+        xResult.set( AccessibleBase::ImplGetAccessibleChildById( i ));
+
+    return xResult;
+}
+
+sal_Int64 AccessibleChartElement::ImplGetAccessibleChildCount() const
+{
+    if( m_bHasText )
+    {
+        if( m_xTextHelper.is())
+            return m_xTextHelper->getAccessibleChildCount();
+        return 0;
+    }
+
+    return AccessibleBase::ImplGetAccessibleChildCount();
+}
+
+// ________ XServiceInfo ________
+OUString SAL_CALL AccessibleChartElement::getImplementationName()
+{
+    return "AccessibleChartElement";
+}
+
+// ________ AccessibleChartElement::XAccessibleContext (override) ________
+OUString SAL_CALL AccessibleChartElement::getAccessibleName()
+{
+    return ObjectNameProvider::getNameForCID(
+        GetInfo().m_aOID.getObjectCID(), GetInfo().m_xChartDocument );
+}
+
+// ________ AccessibleChartElement::XAccessibleContext (override) ________
+OUString SAL_CALL AccessibleChartElement::getAccessibleDescription()
+{
+    return getToolTipText();
+}
+
+// ________ AccessibleChartElement::XAccessibleExtendedComponent ________
+Reference< awt::XFont > SAL_CALL AccessibleChartElement::getFont()
+{
+    CheckDisposeState();
+
+    Reference< awt::XFont > xFont;
+    Reference< awt::XDevice > xDevice( Reference< awt::XWindow >( GetInfo().m_xWindow ), uno::UNO_QUERY );
+
+    if( xDevice.is())
+    {
+        Reference< beans::XMultiPropertySet > xObjProp(
+            ObjectIdentifier::getObjectPropertySet(
+                GetInfo().m_aOID.getObjectCID(), GetInfo().m_xChartDocument ), uno::UNO_QUERY );
+        awt::FontDescriptor aDescr(
+            CharacterProperties::createFontDescriptorFromPropertySet( xObjProp ));
+        xFont = xDevice->getFont( aDescr );
+    }
+
+    return xFont;
+}
+
+OUString SAL_CALL AccessibleChartElement::getTitledBorderText()
+{
+    return OUString();
+}
+
+OUString SAL_CALL AccessibleChartElement::getToolTipText()
+{
+    CheckDisposeState();
+
+    return ObjectNameProvider::getHelpText(
+        GetInfo().m_aOID.getObjectCID(), GetInfo().m_xChartDocument );
+}
+
+// ________ XAccessibleComponent ________
+sal_Bool SAL_CALL AccessibleChartElement::containsPoint( const awt::Point& aPoint )
+{
+    return AccessibleBase::containsPoint( aPoint );
+}
+
+Reference< XAccessible > SAL_CALL AccessibleChartElement::getAccessibleAtPoint( const awt::Point& aPoint )
+{
+    return AccessibleBase::getAccessibleAtPoint( aPoint );
+}
+
+awt::Rectangle SAL_CALL AccessibleChartElement::getBounds()
+{
+    return AccessibleBase::getBounds();
+}
+
+awt::Point SAL_CALL AccessibleChartElement::getLocation()
+{
+    return AccessibleBase::getLocation();
+}
+
+awt::Point SAL_CALL AccessibleChartElement::getLocationOnScreen()
+{
+    return AccessibleBase::getLocationOnScreen();
+}
+
+awt::Size SAL_CALL AccessibleChartElement::getSize()
+{
+    return AccessibleBase::getSize();
+}
+
+void SAL_CALL AccessibleChartElement::grabFocus()
+{
+    return AccessibleBase::grabFocus();
+}
+
+sal_Int32 SAL_CALL AccessibleChartElement::getForeground()
+{
+    return AccessibleBase::getForeground();
+}
+
+sal_Int32 SAL_CALL AccessibleChartElement::getBackground()
+{
+    return AccessibleBase::getBackground();
+}
+
+} // namespace chart
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/chart2/source/controller/accessibility/AccessibleChartElement.hxx b/chart2/source/controller/accessibility/AccessibleChartElement.hxx
new file mode 100644
index 0000000000..283efed69d
--- /dev/null
+++ b/chart2/source/controller/accessibility/AccessibleChartElement.hxx
@@ -0,0 +1,105 @@
+/* -*- 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 .
+ */
+#pragma once
+
+#include <AccessibleBase.hxx>
+#include <com/sun/star/accessibility/XAccessibleExtendedComponent.hpp>
+
+namespace com::sun::star::accessibility { class XAccessible; }
+namespace com::sun::star::accessibility { class XAccessibleContext; }
+namespace com::sun::star::awt { class XFont; }
+
+namespace chart
+{
+class AccessibleTextHelper;
+
+/** Base class for all Chart Accessibility objects except the root node (see AccessibleChartView)
+
+    This class contains a reference to the ChartModel, thus, components can easily access all core functionality.
+
+    Usage Instructions:
+
+    <ul>
+     <li>define the getAccessibleName() method of XAccessibleContext</li>
+     <li>set the ChartModel using SetChartModel() for the first node before
+         creating any children</li>
+     <li>override UpdateChildren()</li>
+    </ul>
+ */
+
+namespace impl
+{
+typedef ::cppu::ImplInheritanceHelper<
+        AccessibleBase,
+        css::accessibility::XAccessibleExtendedComponent
+        > AccessibleChartElement_Base;
+}
+
+class AccessibleChartElement :
+    public impl::AccessibleChartElement_Base
+{
+public:
+    AccessibleChartElement( const AccessibleElementInfo & rAccInfo,
+                            bool bMayHaveChildren );
+    virtual ~AccessibleChartElement() override;
+
+    // ________ AccessibleBase ________
+    virtual bool ImplUpdateChildren() override;
+    virtual css::uno::Reference< css::accessibility::XAccessible >
+        ImplGetAccessibleChildById( sal_Int64 i ) const override;
+    virtual sal_Int64 ImplGetAccessibleChildCount() const override;
+
+    // ________ XAccessibleContext ________
+    virtual OUString SAL_CALL getAccessibleName() override;
+    virtual OUString SAL_CALL getAccessibleDescription() override;
+
+    // ________ XAccessibleExtendedComponent ________
+    virtual css::uno::Reference< css::awt::XFont > SAL_CALL getFont() override;
+    virtual OUString SAL_CALL getTitledBorderText() override;
+    virtual OUString SAL_CALL getToolTipText() override;
+
+    // the following interface is implemented in AccessibleBase, however it is
+    // also a (non-virtual) base class of XAccessibleExtendedComponent Thus
+    // these methods have to be overridden and forward to AccessibleBase
+
+    // ________ XAccessibleComponent ________
+    virtual sal_Bool SAL_CALL containsPoint( const css::awt::Point& aPoint ) override;
+    virtual css::uno::Reference< css::accessibility::XAccessible > SAL_CALL getAccessibleAtPoint( const css::awt::Point& aPoint ) override;
+    virtual css::awt::Rectangle SAL_CALL getBounds() override;
+    virtual css::awt::Point SAL_CALL getLocation() override;
+    virtual css::awt::Point SAL_CALL getLocationOnScreen() override;
+    virtual css::awt::Size SAL_CALL getSize() override;
+    virtual void SAL_CALL grabFocus() override;
+    virtual sal_Int32 SAL_CALL getForeground() override;
+    virtual sal_Int32 SAL_CALL getBackground() override;
+
+    // ________ XServiceInfo ________
+    virtual OUString SAL_CALL getImplementationName() override;
+
+private:
+    bool                m_bHasText;
+    rtl::Reference< ::chart::AccessibleTextHelper >
+                        m_xTextHelper;
+
+    void InitTextEdit();
+};
+
+}  // namespace chart
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/chart2/source/controller/accessibility/AccessibleChartShape.cxx b/chart2/source/controller/accessibility/AccessibleChartShape.cxx
new file mode 100644
index 0000000000..771698a840
--- /dev/null
+++ b/chart2/source/controller/accessibility/AccessibleChartShape.cxx
@@ -0,0 +1,250 @@
+/* -*- 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 "AccessibleChartShape.hxx"
+
+#include <com/sun/star/awt/XWindow.hpp>
+#include <toolkit/helper/vclunohelper.hxx>
+#include <svx/ShapeTypeHandler.hxx>
+#include <svx/AccessibleShape.hxx>
+#include <svx/AccessibleShapeInfo.hxx>
+
+using namespace ::com::sun::star;
+using namespace ::com::sun::star::accessibility;
+
+using ::com::sun::star::uno::Reference;
+
+namespace chart
+{
+
+AccessibleChartShape::AccessibleChartShape(
+        const AccessibleElementInfo& rAccInfo )
+    :impl::AccessibleChartShape_Base( rAccInfo, true/*bMayHaveChildren*/, false/*bAlwaysTransparent*/ )
+{
+    if ( !rAccInfo.m_aOID.isAdditionalShape() )
+        return;
+
+    Reference< drawing::XShape > xShape( rAccInfo.m_aOID.getAdditionalShape() );
+    Reference< XAccessible > xParent;
+    if ( rAccInfo.m_pParent )
+    {
+        xParent.set( rAccInfo.m_pParent );
+    }
+    ::accessibility::AccessibleShapeInfo aShapeInfo( xShape, xParent );
+
+    m_aShapeTreeInfo.SetSdrView( rAccInfo.m_pSdrView );
+    m_aShapeTreeInfo.SetController( nullptr );
+    m_aShapeTreeInfo.SetWindow( VCLUnoHelper::GetWindow( rAccInfo.m_xWindow ) );
+    m_aShapeTreeInfo.SetViewForwarder( rAccInfo.m_pViewForwarder );
+
+    ::accessibility::ShapeTypeHandler& rShapeHandler = ::accessibility::ShapeTypeHandler::Instance();
+    m_pAccShape = rShapeHandler.CreateAccessibleObject( aShapeInfo, m_aShapeTreeInfo );
+    if ( m_pAccShape.is() )
+    {
+        m_pAccShape->Init();
+    }
+}
+
+AccessibleChartShape::~AccessibleChartShape()
+{
+    OSL_ASSERT( CheckDisposeState( false /* don't throw exceptions */ ) );
+
+    if ( m_pAccShape.is() )
+    {
+        m_pAccShape->dispose();
+    }
+}
+
+// ________ XServiceInfo ________
+OUString AccessibleChartShape::getImplementationName()
+{
+    return "AccessibleChartShape";
+}
+
+// ________ XAccessibleContext ________
+sal_Int64 AccessibleChartShape::getAccessibleChildCount()
+{
+    sal_Int64 nCount(0);
+    if ( m_pAccShape.is() )
+    {
+        nCount = m_pAccShape->getAccessibleChildCount();
+    }
+    return nCount;
+}
+
+Reference< XAccessible > AccessibleChartShape::getAccessibleChild( sal_Int64 i )
+{
+    Reference< XAccessible > xChild;
+    if ( m_pAccShape.is() )
+    {
+        xChild = m_pAccShape->getAccessibleChild( i );
+    }
+    return xChild;
+}
+
+sal_Int16 AccessibleChartShape::getAccessibleRole()
+{
+    sal_Int16 nRole(0);
+    if ( m_pAccShape.is() )
+    {
+        nRole = m_pAccShape->getAccessibleRole();
+    }
+    return nRole;
+}
+
+OUString AccessibleChartShape::getAccessibleDescription()
+{
+    OUString aDescription;
+    if ( m_pAccShape.is() )
+    {
+        aDescription = m_pAccShape->getAccessibleDescription();
+    }
+    return aDescription;
+}
+
+OUString AccessibleChartShape::getAccessibleName()
+{
+    OUString aName;
+    if ( m_pAccShape.is() )
+    {
+        aName = m_pAccShape->getAccessibleName();
+    }
+    return aName;
+}
+
+// ________ XAccessibleComponent ________
+sal_Bool AccessibleChartShape::containsPoint( const awt::Point& aPoint )
+{
+    bool bReturn = false;
+    if ( m_pAccShape.is() )
+    {
+        bReturn = m_pAccShape->containsPoint( aPoint );
+    }
+    return bReturn;
+}
+
+Reference< XAccessible > AccessibleChartShape::getAccessibleAtPoint( const awt::Point& aPoint )
+{
+    Reference< XAccessible > xResult;
+    if ( m_pAccShape.is() )
+    {
+        xResult.set( m_pAccShape->getAccessibleAtPoint( aPoint ) );
+    }
+    return xResult;
+}
+
+awt::Rectangle AccessibleChartShape::getBounds()
+{
+    awt::Rectangle aBounds;
+    if ( m_pAccShape.is() )
+    {
+        aBounds = m_pAccShape->getBounds();
+    }
+    return aBounds;
+}
+
+awt::Point AccessibleChartShape::getLocation()
+{
+    awt::Point aLocation;
+    if ( m_pAccShape.is() )
+    {
+        aLocation = m_pAccShape->getLocation();
+    }
+    return aLocation;
+}
+
+awt::Point AccessibleChartShape::getLocationOnScreen()
+{
+    awt::Point aLocation;
+    if ( m_pAccShape.is() )
+    {
+        aLocation = m_pAccShape->getLocationOnScreen();
+    }
+    return aLocation;
+}
+
+awt::Size AccessibleChartShape::getSize()
+{
+    awt::Size aSize;
+    if ( m_pAccShape.is() )
+    {
+        aSize = m_pAccShape->getSize();
+    }
+    return aSize;
+}
+
+void AccessibleChartShape::grabFocus()
+{
+    return AccessibleBase::grabFocus();
+}
+
+sal_Int32 AccessibleChartShape::getForeground()
+{
+    sal_Int32 nColor(0);
+    if ( m_pAccShape.is() )
+    {
+        nColor = m_pAccShape->getForeground();
+    }
+    return nColor;
+}
+
+sal_Int32 AccessibleChartShape::getBackground()
+{
+    sal_Int32 nColor(0);
+    if ( m_pAccShape.is() )
+    {
+        nColor = m_pAccShape->getBackground();
+    }
+    return nColor;
+}
+
+// ________ XAccessibleExtendedComponent ________
+Reference< awt::XFont > AccessibleChartShape::getFont()
+{
+    Reference< awt::XFont > xFont;
+    if ( m_pAccShape.is() )
+    {
+        xFont.set( m_pAccShape->getFont() );
+    }
+    return xFont;
+}
+
+OUString AccessibleChartShape::getTitledBorderText()
+{
+    OUString aText;
+    if ( m_pAccShape.is() )
+    {
+        aText = m_pAccShape->getTitledBorderText();
+    }
+    return aText;
+}
+
+OUString AccessibleChartShape::getToolTipText()
+{
+    OUString aText;
+    if ( m_pAccShape.is() )
+    {
+        aText = m_pAccShape->getToolTipText();
+    }
+    return aText;
+}
+
+} // namespace chart
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/chart2/source/controller/accessibility/AccessibleChartShape.hxx b/chart2/source/controller/accessibility/AccessibleChartShape.hxx
new file mode 100644
index 0000000000..c31204ed3c
--- /dev/null
+++ b/chart2/source/controller/accessibility/AccessibleChartShape.hxx
@@ -0,0 +1,83 @@
+/* -*- 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 .
+ */
+#pragma once
+
+#include <AccessibleBase.hxx>
+
+#include <com/sun/star/accessibility/XAccessibleExtendedComponent.hpp>
+#include <cppuhelper/implbase.hxx>
+#include <svx/AccessibleShapeTreeInfo.hxx>
+
+namespace accessibility
+{
+class AccessibleShape;
+}
+
+namespace chart
+{
+
+namespace impl
+{
+typedef ::cppu::ImplInheritanceHelper<
+    AccessibleBase,
+    css::accessibility::XAccessibleExtendedComponent > AccessibleChartShape_Base;
+}
+
+class AccessibleChartShape :
+    public impl::AccessibleChartShape_Base
+{
+public:
+    explicit AccessibleChartShape( const AccessibleElementInfo& rAccInfo );
+    virtual ~AccessibleChartShape() override;
+
+    // ________ XServiceInfo ________
+    virtual OUString SAL_CALL getImplementationName() override;
+
+    // ________ XAccessibleContext ________
+    virtual sal_Int64 SAL_CALL getAccessibleChildCount() override;
+    virtual css::uno::Reference< css::accessibility::XAccessible > SAL_CALL
+        getAccessibleChild( sal_Int64 i ) override;
+    virtual sal_Int16 SAL_CALL getAccessibleRole() override;
+    virtual OUString SAL_CALL getAccessibleDescription() override;
+    virtual OUString SAL_CALL getAccessibleName() override;
+
+    // ________ XAccessibleComponent ________
+    virtual sal_Bool SAL_CALL containsPoint( const css::awt::Point& aPoint ) override;
+    virtual css::uno::Reference< css::accessibility::XAccessible > SAL_CALL getAccessibleAtPoint( const css::awt::Point& aPoint ) override;
+    virtual css::awt::Rectangle SAL_CALL getBounds() override;
+    virtual css::awt::Point SAL_CALL getLocation() override;
+    virtual css::awt::Point SAL_CALL getLocationOnScreen() override;
+    virtual css::awt::Size SAL_CALL getSize() override;
+    virtual void SAL_CALL grabFocus() override;
+    virtual sal_Int32 SAL_CALL getForeground() override;
+    virtual sal_Int32 SAL_CALL getBackground() override;
+
+    // ________ XAccessibleExtendedComponent ________
+    virtual css::uno::Reference< css::awt::XFont > SAL_CALL getFont() override;
+    virtual OUString SAL_CALL getTitledBorderText() override;
+    virtual OUString SAL_CALL getToolTipText() override;
+
+private:
+    rtl::Reference<accessibility::AccessibleShape> m_pAccShape;
+    ::accessibility::AccessibleShapeTreeInfo m_aShapeTreeInfo;
+};
+
+}  // namespace chart
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/chart2/source/controller/accessibility/AccessibleChartView.cxx b/chart2/source/controller/accessibility/AccessibleChartView.cxx
new file mode 100644
index 0000000000..acedf732cc
--- /dev/null
+++ b/chart2/source/controller/accessibility/AccessibleChartView.cxx
@@ -0,0 +1,415 @@
+/* -*- 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 <AccessibleChartView.hxx>
+#include <chartview/ExplicitValueProvider.hxx>
+#include <ObjectHierarchy.hxx>
+#include <ObjectIdentifier.hxx>
+#include <ResId.hxx>
+#include <strings.hrc>
+#include "AccessibleViewForwarder.hxx"
+#include <ChartModel.hxx>
+#include <ChartView.hxx>
+#include <ChartController.hxx>
+
+#include <com/sun/star/accessibility/AccessibleStateType.hpp>
+#include <com/sun/star/accessibility/AccessibleRole.hpp>
+#include <com/sun/star/view/XSelectionSupplier.hpp>
+
+#include <comphelper/servicehelper.hxx>
+
+#include <rtl/ustring.hxx>
+#include <vcl/window.hxx>
+#include <toolkit/helper/vclunohelper.hxx>
+#include <vcl/svapp.hxx>
+#include <osl/mutex.hxx>
+
+using namespace ::com::sun::star;
+using namespace ::com::sun::star::accessibility;
+
+using ::com::sun::star::uno::Sequence;
+using ::com::sun::star::uno::Reference;
+using ::com::sun::star::uno::WeakReference;
+using ::com::sun::star::uno::Any;
+using osl::MutexGuard;
+
+namespace chart
+{
+
+AccessibleChartView::AccessibleChartView(SdrView* pView ) :
+        impl::AccessibleChartView_Base(
+            AccessibleElementInfo(), // empty for now
+            true, // has children
+            true  // always transparent
+            ),
+        m_pSdrView( pView )
+{
+    AddState( AccessibleStateType::OPAQUE );
+}
+
+AccessibleChartView::~AccessibleChartView()
+{
+}
+
+awt::Rectangle AccessibleChartView::GetWindowPosSize() const
+{
+    Reference< awt::XWindow > xWindow( GetInfo().m_xWindow );
+    if( ! xWindow.is())
+        return awt::Rectangle();
+
+    awt::Rectangle aBBox( xWindow->getPosSize() );
+
+    VclPtr<vcl::Window> pWindow( VCLUnoHelper::GetWindow( GetInfo().m_xWindow ));
+    if( pWindow )
+    {
+        SolarMutexGuard aSolarGuard;
+        Point aVCLPoint( pWindow->OutputToAbsoluteScreenPixel( Point( 0, 0 ) ));
+        aBBox.X = aVCLPoint.getX();
+        aBBox.Y = aVCLPoint.getY();
+    }
+
+    return aBBox;
+}
+
+awt::Point AccessibleChartView::GetUpperLeftOnScreen() const
+{
+    awt::Point aParentPosition;
+
+    awt::Rectangle aBBox( GetWindowPosSize() );
+    aParentPosition.X = aBBox.X;
+    aParentPosition.Y = aBBox.Y;
+
+    return aParentPosition;
+}
+
+// ________ XAccessibleContext ________
+OUString SAL_CALL AccessibleChartView::getAccessibleName()
+{
+    return SchResId(STR_OBJECT_DIAGRAM);
+}
+
+OUString SAL_CALL AccessibleChartView::getAccessibleDescription()
+{
+    return getAccessibleName();
+}
+
+Reference< XAccessible > SAL_CALL AccessibleChartView::getAccessibleParent()
+{
+    return Reference< XAccessible >( m_xParent );
+}
+
+sal_Int64 SAL_CALL AccessibleChartView::getAccessibleIndexInParent()
+{
+    // the document is always the only child of the window
+    return 0;
+}
+
+sal_Int16 SAL_CALL AccessibleChartView::getAccessibleRole()
+{
+    return AccessibleRole::DOCUMENT;
+}
+
+// ________ XAccessibleComponent ________
+awt::Rectangle SAL_CALL AccessibleChartView::getBounds()
+{
+    awt::Rectangle aResult( GetWindowPosSize());
+    Reference< XAccessible > xParent( m_xParent );
+    if( xParent.is())
+    {
+        Reference< XAccessibleComponent > xContext( xParent->getAccessibleContext(), uno::UNO_QUERY );
+        if( xContext.is())
+        {
+            awt::Point aParentPosition = xContext->getLocationOnScreen();
+            aResult.X -= aParentPosition.X;
+            aResult.Y -= aParentPosition.Y;
+        }
+    }
+    return aResult;
+}
+
+awt::Point SAL_CALL AccessibleChartView::getLocationOnScreen()
+{
+    awt::Rectangle aBounds( getBounds());
+    awt::Point aResult;
+    Reference< XAccessible > xParent( m_xParent );
+    if( xParent.is())
+    {
+        Reference< XAccessibleComponent > xAccComp(
+            xParent->getAccessibleContext(), uno::UNO_QUERY );
+        aResult = xAccComp->getLocationOnScreen();
+        aResult.X += aBounds.X;
+        aResult.Y += aBounds.Y;
+    }
+    return aResult;
+}
+
+void AccessibleChartView::initialize( ChartController& rNewChartController,
+                     const rtl::Reference<::chart::ChartModel>& xNewChartModel,
+                     const rtl::Reference<::chart::ChartView>& xNewChartView,
+                     const uno::Reference< XAccessible >& xNewParent,
+                     const css::uno::Reference<css::awt::XWindow>& xNewWindow )
+{
+    //0: view::XSelectionSupplier offers notifications for selection changes and access to the selection itself
+    //1: frame::XModel representing the chart model - offers access to object data
+    //2: lang::XInterface representing the normal chart view - offers access to some extra object data
+
+    //all arguments are only valid until next initialization
+    bool bChanged = false;
+    bool bOldInvalid = false;
+    bool bNewInvalid = false;
+
+    rtl::Reference< ::chart::ChartController > xChartController;
+    rtl::Reference<::chart::ChartModel> xChartModel;
+    rtl::Reference<::chart::ChartView> xChartView;
+    Reference< XAccessible > xParent;
+    Reference< awt::XWindow > xWindow;
+    {
+        MutexGuard aGuard( m_aMutex);
+        xChartController = m_xChartController;
+        xChartModel = m_xChartModel;
+        xChartView = m_xChartView;
+        xParent.set( m_xParent );
+        xWindow.set( m_xWindow );
+    }
+
+    if( !xChartController.is() || !xChartModel.is() || !xChartView.is() )
+    {
+        bOldInvalid = true;
+    }
+
+    if( xNewChartModel.get() != xChartModel.get() )
+    {
+        xChartModel = xNewChartModel;
+        bChanged = true;
+    }
+
+    if( xNewChartView != xChartView )
+    {
+        xChartView = xNewChartView;
+        bChanged = true;
+    }
+
+    if( xNewParent != xParent )
+    {
+        xParent = xNewParent;
+        bChanged = true;
+    }
+
+    if( xNewWindow != xWindow )
+    {
+        xWindow = xNewWindow;
+        bChanged = true;
+    }
+
+    if(xChartController != &rNewChartController)
+    {
+        if (xChartController)
+            xChartController->removeSelectionChangeListener(this);
+        rNewChartController.addSelectionChangeListener(this);
+        xChartController = &rNewChartController;
+        bChanged = true;
+    }
+
+    if( !xChartController.is() || !xChartModel.is() || !xChartView.is() )
+    {
+        if(xChartController.is())
+        {
+            xChartController->removeSelectionChangeListener(this);
+            xChartController.clear();
+        }
+        xChartModel.clear();
+        xChartView.clear();
+        xParent.clear();
+        xWindow.clear();
+
+        bNewInvalid = true;
+    }
+
+    {
+        MutexGuard aGuard( m_aMutex);
+        m_xChartController = xChartController.get();
+        m_xChartModel = xChartModel.get();
+        m_xChartView = xChartView.get();
+        m_xParent = xParent;
+        m_xWindow = xWindow;
+    }
+
+    if( bOldInvalid && bNewInvalid )
+        bChanged = false;
+
+    if( !bChanged )
+        return;
+
+    {
+        //before notification we prepare for creation of new context
+        //the old context will be deleted after notification than
+        MutexGuard aGuard( m_aMutex);
+        if( xChartModel.is())
+            m_spObjectHierarchy =
+                std::make_shared<ObjectHierarchy>( xChartModel, m_xChartView.get().get() );
+        else
+            m_spObjectHierarchy.reset();
+    }
+
+    {
+        AccessibleElementInfo aAccInfo;
+        aAccInfo.m_aOID = ObjectIdentifier("ROOT");
+        aAccInfo.m_xChartDocument = m_xChartModel;
+        aAccInfo.m_xChartController = m_xChartController;
+        aAccInfo.m_xView = m_xChartView;
+        aAccInfo.m_xWindow = m_xWindow;
+        aAccInfo.m_pParent = nullptr;
+        aAccInfo.m_spObjectHierarchy = m_spObjectHierarchy;
+        aAccInfo.m_pSdrView = m_pSdrView;
+        VclPtr<vcl::Window> pWindow = VCLUnoHelper::GetWindow( m_xWindow );
+        m_pViewForwarder.reset( new AccessibleViewForwarder( this, pWindow ) );
+        aAccInfo.m_pViewForwarder = m_pViewForwarder.get();
+        // broadcasts an INVALIDATE_ALL_CHILDREN event globally
+        SetInfo( aAccInfo );
+    }
+}
+
+void AccessibleChartView::initialize()
+{
+    //0: view::XSelectionSupplier offers notifications for selection changes and access to the selection itself
+    //1: frame::XModel representing the chart model - offers access to object data
+    //2: lang::XInterface representing the normal chart view - offers access to some extra object data
+
+    //all arguments are only valid until next initialization
+    bool bChanged = false;
+    bool bOldInvalid = false;
+
+    rtl::Reference< ::chart::ChartController > xChartController;
+    rtl::Reference<::chart::ChartModel> xChartModel;
+    rtl::Reference<::chart::ChartView> xChartView;
+    Reference< XAccessible > xParent;
+    Reference< awt::XWindow > xWindow;
+    {
+        MutexGuard aGuard( m_aMutex);
+        xChartController = m_xChartController;
+        xChartModel = m_xChartModel;
+        xChartView = m_xChartView;
+        xParent.set( m_xParent );
+        xWindow.set( m_xWindow );
+    }
+
+    if( !xChartController.is() || !xChartModel.is() || !xChartView.is() )
+    {
+        bOldInvalid = true;
+    }
+
+    if( xChartModel.is() )
+    {
+        bChanged = true;
+        xChartModel = nullptr;
+    }
+
+    if( xChartView.is() )
+    {
+        bChanged = true;
+        xChartView = nullptr;
+    }
+
+    if( xChartController.is() )
+    {
+        bChanged = true;
+        xChartController->removeSelectionChangeListener(this);
+        xChartController = nullptr;
+    }
+
+    xParent.clear();
+    xWindow.clear();
+
+    {
+        MutexGuard aGuard( m_aMutex);
+        m_xChartController = xChartController.get();
+        m_xChartModel = xChartModel.get();
+        m_xChartView = xChartView.get();
+        m_xParent = WeakReference< XAccessible >(xParent);
+        m_xWindow = WeakReference< awt::XWindow >(xWindow);
+    }
+
+    if( bOldInvalid )
+        bChanged = false;
+
+    if( !bChanged )
+        return;
+
+    {
+        //before notification we prepare for creation of new context
+        //the old context will be deleted after notification than
+        MutexGuard aGuard( m_aMutex);
+        if( xChartModel.is())
+            m_spObjectHierarchy =
+                std::make_shared<ObjectHierarchy>( xChartModel, m_xChartView.get().get() );
+        else
+            m_spObjectHierarchy.reset();
+    }
+
+    {
+        AccessibleElementInfo aAccInfo;
+        aAccInfo.m_aOID = ObjectIdentifier("ROOT");
+        aAccInfo.m_xChartDocument = m_xChartModel;
+        aAccInfo.m_xChartController = m_xChartController;
+        aAccInfo.m_xView = m_xChartView;
+        aAccInfo.m_xWindow = m_xWindow;
+        aAccInfo.m_pParent = nullptr;
+        aAccInfo.m_spObjectHierarchy = m_spObjectHierarchy;
+        aAccInfo.m_pSdrView = m_pSdrView;
+        VclPtr<vcl::Window> pWindow = VCLUnoHelper::GetWindow( m_xWindow );
+        m_pViewForwarder.reset( new AccessibleViewForwarder( this, pWindow ) );
+        aAccInfo.m_pViewForwarder = m_pViewForwarder.get();
+        // broadcasts an INVALIDATE_ALL_CHILDREN event globally
+        SetInfo( aAccInfo );
+    }
+}
+
+// view::XSelectionChangeListener
+
+void SAL_CALL AccessibleChartView::selectionChanged( const lang::EventObject& /*rEvent*/ )
+{
+    rtl::Reference< ::chart::ChartController > xChartController;
+    {
+        MutexGuard aGuard( m_aMutex);
+        xChartController = m_xChartController.get();
+    }
+
+    if( !xChartController.is() )
+        return;
+
+    ObjectIdentifier aSelectedOID( xChartController->getSelection() );
+    if ( m_aCurrentSelectionOID.isValid() )
+    {
+        NotifyEvent( EventType::LOST_SELECTION, m_aCurrentSelectionOID );
+    }
+    if( aSelectedOID.isValid() )
+    {
+        NotifyEvent( EventType::GOT_SELECTION, aSelectedOID );
+    }
+    m_aCurrentSelectionOID = aSelectedOID;
+}
+
+// XEventListener
+void SAL_CALL AccessibleChartView::disposing( const lang::EventObject& /*Source*/ )
+{
+}
+
+} //namespace chart
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/chart2/source/controller/accessibility/AccessibleTextHelper.cxx b/chart2/source/controller/accessibility/AccessibleTextHelper.cxx
new file mode 100644
index 0000000000..ed98cd2967
--- /dev/null
+++ b/chart2/source/controller/accessibility/AccessibleTextHelper.cxx
@@ -0,0 +1,159 @@
+/* -*- 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 <sal/config.h>
+
+#include <memory>
+
+#include <AccessibleTextHelper.hxx>
+#include <DrawViewWrapper.hxx>
+
+#include <vcl/svapp.hxx>
+
+#include <svx/AccessibleTextHelper.hxx>
+#include <svx/unoshtxt.hxx>
+#include <toolkit/helper/vclunohelper.hxx>
+#include <vcl/window.hxx>
+
+#include <com/sun/star/awt/XWindow.hpp>
+#include <com/sun/star/accessibility/AccessibleRole.hpp>
+#include <osl/diagnose.h>
+
+using namespace ::com::sun::star;
+using namespace ::com::sun::star::accessibility;
+
+using ::com::sun::star::uno::Reference;
+using ::com::sun::star::uno::Sequence;
+
+namespace chart
+{
+
+AccessibleTextHelper::AccessibleTextHelper(
+    DrawViewWrapper * pDrawViewWrapper ) :
+        m_pDrawViewWrapper( pDrawViewWrapper )
+{}
+
+AccessibleTextHelper::~AccessibleTextHelper()
+{
+}
+
+void AccessibleTextHelper::initialize( const OUString& aCID,
+                                const Reference< XAccessible >& xEventSource,
+                                const Reference< awt::XWindow >& xWindow )
+{
+    OSL_ENSURE( !aCID.isEmpty(), "Empty CID" );
+    OSL_ENSURE( xEventSource.is(), "Empty Event Source" );
+    OSL_ENSURE( xWindow.is(), "Empty Window" );
+    if( !xEventSource.is() || aCID.isEmpty() )
+        return;
+
+    SolarMutexGuard aSolarGuard;
+
+    m_pTextHelper.reset();
+
+    VclPtr<vcl::Window> pWindow( VCLUnoHelper::GetWindow( xWindow ));
+    if( pWindow )
+    {
+        SdrView * pView = m_pDrawViewWrapper;
+        if( pView )
+        {
+            SdrObject * pTextObj = m_pDrawViewWrapper->getNamedSdrObject( aCID );
+            if( pTextObj )
+            {
+                m_pTextHelper.reset( new ::accessibility::AccessibleTextHelper(std::make_unique<SvxTextEditSource>(*pTextObj, nullptr, *pView, *pWindow->GetOutDev())) );
+                m_pTextHelper->SetEventSource( xEventSource );
+            }
+        }
+    }
+
+    OSL_ENSURE( m_pTextHelper, "Couldn't create text helper" );
+}
+
+// ____ XAccessibleContext ____
+sal_Int64 SAL_CALL AccessibleTextHelper::getAccessibleChildCount()
+{
+    if( m_pTextHelper )
+    {
+        SolarMutexGuard aSolarGuard;
+        return m_pTextHelper->GetChildCount();
+    }
+    return 0;
+}
+
+Reference< XAccessible > SAL_CALL AccessibleTextHelper::getAccessibleChild( sal_Int64 i )
+{
+    if( m_pTextHelper )
+    {
+        SolarMutexGuard aSolarGuard;
+        return m_pTextHelper->GetChild( i );
+    }
+    return Reference< XAccessible >();
+}
+
+Reference< XAccessible > SAL_CALL AccessibleTextHelper::getAccessibleParent()
+{
+    OSL_FAIL( "Not implemented in this helper" );
+    return Reference< XAccessible >();
+}
+
+sal_Int64 SAL_CALL AccessibleTextHelper::getAccessibleIndexInParent()
+{
+    OSL_FAIL( "Not implemented in this helper" );
+    return -1;
+}
+
+::sal_Int16 SAL_CALL AccessibleTextHelper::getAccessibleRole()
+{
+    OSL_FAIL( "Not implemented in this helper" );
+    return AccessibleRole::UNKNOWN;
+}
+
+OUString SAL_CALL AccessibleTextHelper::getAccessibleDescription()
+{
+    OSL_FAIL( "Not implemented in this helper" );
+    return OUString();
+}
+
+OUString SAL_CALL AccessibleTextHelper::getAccessibleName()
+{
+    OSL_FAIL( "Not implemented in this helper" );
+    return OUString();
+}
+
+Reference< XAccessibleRelationSet > SAL_CALL AccessibleTextHelper::getAccessibleRelationSet()
+{
+    OSL_FAIL( "Not implemented in this helper" );
+    return Reference< XAccessibleRelationSet >();
+}
+
+sal_Int64 SAL_CALL AccessibleTextHelper::getAccessibleStateSet()
+{
+    OSL_FAIL( "Not implemented in this helper" );
+    return 0;
+}
+
+lang::Locale SAL_CALL AccessibleTextHelper::getLocale()
+{
+    OSL_FAIL( "Not implemented in this helper" );
+    return lang::Locale();
+}
+
+} //  namespace chart
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/chart2/source/controller/accessibility/AccessibleViewForwarder.cxx b/chart2/source/controller/accessibility/AccessibleViewForwarder.cxx
new file mode 100644
index 0000000000..dbd8ac0d51
--- /dev/null
+++ b/chart2/source/controller/accessibility/AccessibleViewForwarder.cxx
@@ -0,0 +1,79 @@
+/* -*- 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 "AccessibleViewForwarder.hxx"
+#include <AccessibleChartView.hxx>
+
+#include <vcl/window.hxx>
+
+using namespace ::com::sun::star;
+
+namespace chart
+{
+
+AccessibleViewForwarder::AccessibleViewForwarder( AccessibleChartView* pAccChartView, vcl::Window* pWindow )
+    :m_pAccChartView( pAccChartView )
+    ,m_pWindow( pWindow )
+    ,m_aMapMode( MapUnit::Map100thMM )
+{
+}
+
+AccessibleViewForwarder::~AccessibleViewForwarder()
+{
+}
+
+// ________ IAccessibleViewforwarder ________
+
+tools::Rectangle AccessibleViewForwarder::GetVisibleArea() const
+{
+    tools::Rectangle aVisibleArea;
+    if ( m_pWindow )
+    {
+        aVisibleArea = m_pWindow->PixelToLogic(
+            tools::Rectangle( Point( 0, 0 ), m_pWindow->GetOutputSizePixel() ),
+            m_aMapMode );
+    }
+    return aVisibleArea;
+}
+
+Point AccessibleViewForwarder::LogicToPixel( const Point& rPoint ) const
+{
+    Point aPoint;
+    if ( m_pAccChartView && m_pWindow )
+    {
+        awt::Point aLocation = m_pAccChartView->getLocationOnScreen();
+        Point aTopLeft( aLocation.X, aLocation.Y );
+        aPoint = m_pWindow->LogicToPixel( rPoint, m_aMapMode ) + aTopLeft;
+    }
+    return aPoint;
+}
+
+Size AccessibleViewForwarder::LogicToPixel( const Size& rSize ) const
+{
+    Size aSize;
+    if ( m_pWindow )
+    {
+        aSize = m_pWindow->LogicToPixel( rSize, m_aMapMode );
+    }
+    return aSize;
+}
+
+} // namespace chart
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/chart2/source/controller/accessibility/AccessibleViewForwarder.hxx b/chart2/source/controller/accessibility/AccessibleViewForwarder.hxx
new file mode 100644
index 0000000000..5bfbd06ad6
--- /dev/null
+++ b/chart2/source/controller/accessibility/AccessibleViewForwarder.hxx
@@ -0,0 +1,56 @@
+/* -*- 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 .
+ */
+#pragma once
+
+#include <vcl/mapmod.hxx>
+#include <vcl/vclptr.hxx>
+#include <svx/IAccessibleViewForwarder.hxx>
+
+namespace vcl
+{
+class Window;
+}
+
+namespace chart
+{
+class AccessibleChartView;
+
+class AccessibleViewForwarder : public ::accessibility::IAccessibleViewForwarder
+{
+public:
+    AccessibleViewForwarder(AccessibleChartView* pAccChartView, vcl::Window* pWindow);
+    virtual ~AccessibleViewForwarder() override;
+
+    // ________ IAccessibleViewforwarder ________
+    virtual tools::Rectangle GetVisibleArea() const override;
+    virtual Point LogicToPixel(const Point& rPoint) const override;
+    virtual Size LogicToPixel(const Size& rSize) const override;
+
+private:
+    AccessibleViewForwarder(AccessibleViewForwarder const&) = delete;
+    AccessibleViewForwarder& operator=(AccessibleViewForwarder const&) = delete;
+
+    AccessibleChartView* m_pAccChartView;
+    VclPtr<vcl::Window> m_pWindow;
+    MapMode m_aMapMode;
+};
+
+} // namespace chart
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/chart2/source/controller/accessibility/ChartElementFactory.cxx b/chart2/source/controller/accessibility/ChartElementFactory.cxx
new file mode 100644
index 0000000000..a173ac0f4b
--- /dev/null
+++ b/chart2/source/controller/accessibility/ChartElementFactory.cxx
@@ -0,0 +1,71 @@
+/* -*- 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 "ChartElementFactory.hxx"
+#include <ObjectIdentifier.hxx>
+#include "AccessibleChartElement.hxx"
+
+namespace chart
+{
+rtl::Reference<AccessibleBase>
+ChartElementFactory::CreateChartElement(const AccessibleElementInfo& rAccInfo)
+{
+    ObjectIdentifier aOID(rAccInfo.m_aOID);
+    ObjectType eType(aOID.getObjectType());
+
+    switch (eType)
+    {
+        case OBJECTTYPE_DATA_POINT:
+        case OBJECTTYPE_LEGEND_ENTRY:
+            return new AccessibleChartElement(rAccInfo, false);
+        case OBJECTTYPE_PAGE:
+        case OBJECTTYPE_TITLE:
+        case OBJECTTYPE_LEGEND:
+        case OBJECTTYPE_DIAGRAM:
+        case OBJECTTYPE_DIAGRAM_WALL:
+        case OBJECTTYPE_DIAGRAM_FLOOR:
+        case OBJECTTYPE_AXIS:
+        case OBJECTTYPE_AXIS_UNITLABEL:
+        case OBJECTTYPE_GRID:
+        case OBJECTTYPE_SUBGRID:
+        case OBJECTTYPE_DATA_SERIES:
+        case OBJECTTYPE_DATA_LABELS:
+        case OBJECTTYPE_DATA_LABEL:
+        case OBJECTTYPE_DATA_ERRORS_X:
+        case OBJECTTYPE_DATA_ERRORS_Y:
+        case OBJECTTYPE_DATA_ERRORS_Z:
+        case OBJECTTYPE_DATA_CURVE: // e.g. a statistical method printed as line
+        case OBJECTTYPE_DATA_AVERAGE_LINE:
+        case OBJECTTYPE_DATA_STOCK_RANGE:
+        case OBJECTTYPE_DATA_STOCK_LOSS:
+        case OBJECTTYPE_DATA_STOCK_GAIN:
+        case OBJECTTYPE_DATA_CURVE_EQUATION:
+            return new AccessibleChartElement(rAccInfo, true);
+        case OBJECTTYPE_UNKNOWN:
+            break;
+        default:
+            break;
+    }
+
+    return nullptr;
+}
+
+} // namespace chart
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/chart2/source/controller/accessibility/ChartElementFactory.hxx b/chart2/source/controller/accessibility/ChartElementFactory.hxx
new file mode 100644
index 0000000000..08ae64598b
--- /dev/null
+++ b/chart2/source/controller/accessibility/ChartElementFactory.hxx
@@ -0,0 +1,39 @@
+/* -*- 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 .
+ */
+#pragma once
+
+#include <rtl/ref.hxx>
+
+namespace chart
+{
+class AccessibleBase;
+struct AccessibleElementInfo;
+
+class ChartElementFactory
+{
+public:
+    /** @return a newly created object (using the new operator) that corresponds
+                to the given unique id
+     */
+    static rtl::Reference<AccessibleBase> CreateChartElement(const AccessibleElementInfo& rAccInfo);
+};
+
+} // namespace chart
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */