/* -*- 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 <LegendItemConverter.hxx>

#include "SchWhichPairs.hxx"

#include <GraphicPropertyItemConverter.hxx>

#include <CharacterPropertyItemConverter.hxx>

#include <ChartModel.hxx>

#include <com/sun/star/chart2/LegendPosition.hpp>

#include <com/sun/star/chart/ChartLegendExpansion.hpp>

#include <com/sun/star/beans/XPropertySet.hpp>

#include <svl/intitem.hxx>

#include <svl/eitem.hxx>

#include <comphelper/diagnose_ex.hxx>

#include <memory>

using namespace ::com::sun::star;

namespace chart::wrapper

{

LegendItemConverter::LegendItemConverter(

    const css::uno::Reference< css::beans::XPropertySet > & rPropertySet,

    SfxItemPool& rItemPool,

    SdrModel& rDrawModel,

    const rtl::Reference< ChartModel > & xChartModel,

    const std::optional<awt::Size>& pRefSize ) :

        ItemConverter( rPropertySet, rItemPool )

{

    m_aConverters.emplace_back( new GraphicPropertyItemConverter(

                                 rPropertySet, rItemPool, rDrawModel, xChartModel,

                                 GraphicObjectType::LineAndFillProperties ));

    m_aConverters.emplace_back( new CharacterPropertyItemConverter(

                                 rPropertySet, rItemPool, pRefSize,

                                 u"ReferencePageSize"_ustr ));

}

LegendItemConverter::~LegendItemConverter()

{

}

void LegendItemConverter::FillItemSet( SfxItemSet & rOutItemSet ) const

{

    for( const auto& pConv : m_aConverters )

        pConv->FillItemSet( rOutItemSet );

    // own items

    ItemConverter::FillItemSet( rOutItemSet );

}

bool LegendItemConverter::ApplyItemSet( const SfxItemSet & rItemSet )

{

    bool bResult = false;

    for( const auto& pConv : m_aConverters )

        bResult = pConv->ApplyItemSet( rItemSet ) || bResult;

    // own items

    return ItemConverter::ApplyItemSet( rItemSet ) || bResult;

}

const WhichRangesContainer& LegendItemConverter::GetWhichPairs() const

{

    // must span all used items!

    return nLegendWhichPairs;

}

bool LegendItemConverter::GetItemProperty( tWhichIdType /*nWhichId*/, tPropertyNameWithMemberId & /*rOutProperty*/ ) const

{

    // No own (non-special) properties

    return false;

}

bool LegendItemConverter::ApplySpecialItem( sal_uInt16 nWhichId, const SfxItemSet& rInItemSet )

{

    bool bChanged = false;

    switch( nWhichId )

    {

        case SCHATTR_LEGEND_SHOW:

        {

            if( const SfxBoolItem* pShowItem = rInItemSet.GetItemIfSet( SCHATTR_LEGEND_SHOW ) )

            {

                bool bShow = pShowItem->GetValue();

                bool bWasShown = true;

                if( ! (GetPropertySet()->getPropertyValue( u"Show"_ustr ) >>= bWasShown) ||

                    ( bWasShown != bShow ))

                {

                    GetPropertySet()->setPropertyValue( u"Show"_ustr , uno::Any( bShow ));

                    bChanged = true;

                }

            }

        }

        break;

        case SCHATTR_LEGEND_POS:

        {

            if( const SfxInt32Item* pPosItem = rInItemSet.GetItemIfSet( SCHATTR_LEGEND_POS ) )

            {

                chart2::LegendPosition eNewPos = static_cast<chart2::LegendPosition>(pPosItem->GetValue());

                css::chart::ChartLegendExpansion eExpansion = css::chart::ChartLegendExpansion_HIGH;

                switch( eNewPos )

                {

                    case chart2::LegendPosition_LINE_START:

                    case chart2::LegendPosition_LINE_END:

                        eExpansion = css::chart::ChartLegendExpansion_HIGH;

                        break;

                    case chart2::LegendPosition_PAGE_START:

                    case chart2::LegendPosition_PAGE_END:

                        eExpansion = css::chart::ChartLegendExpansion_WIDE;

                        break;

                    default:

                        break;

                }

                try

                {

                    chart2::LegendPosition eOldPos;

                    if( ! ( GetPropertySet()->getPropertyValue( u"AnchorPosition"_ustr ) >>= eOldPos ) ||

                        ( eOldPos != eNewPos ))

                    {

                        GetPropertySet()->setPropertyValue( u"AnchorPosition"_ustr , uno::Any( eNewPos ));

                        GetPropertySet()->setPropertyValue( u"Expansion"_ustr , uno::Any( eExpansion ));

                        GetPropertySet()->setPropertyValue( u"RelativePosition"_ustr , uno::Any());

                        bChanged = true;

                    }

                }

                catch( const uno::Exception & )

                {

                    DBG_UNHANDLED_EXCEPTION("chart2");

                }

            }

        }

        break;

        case SCHATTR_LEGEND_NO_OVERLAY:

        {

            if(const SfxBoolItem* pNoOverlayItem = rInItemSet.GetItemIfSet(SCHATTR_LEGEND_NO_OVERLAY))

            {

                bool bOverlay = !pNoOverlayItem->GetValue();

                bool bOldOverlay = false;

                if(!(GetPropertySet()->getPropertyValue(u"Overlay"_ustr) >>= bOldOverlay) ||

                    (bOldOverlay != bOverlay))

                {

                    GetPropertySet()->setPropertyValue(u"Overlay"_ustr, uno::Any(bOverlay));

                    bChanged = true;

                }

            }

        }

        break;

    }

    return bChanged;

}

void LegendItemConverter::FillSpecialItem(

    sal_uInt16 nWhichId, SfxItemSet & rOutItemSet ) const

{

    switch( nWhichId )

    {

        case SCHATTR_LEGEND_SHOW:

        {

            bool bShow = true;

            GetPropertySet()->getPropertyValue( u"Show"_ustr ) >>= bShow;

            rOutItemSet.Put( SfxBoolItem(SCHATTR_LEGEND_SHOW, bShow) );

        }

        break;

        case SCHATTR_LEGEND_POS:

        {

            chart2::LegendPosition eLegendPos( chart2::LegendPosition_LINE_END );

            GetPropertySet()->getPropertyValue( u"AnchorPosition"_ustr ) >>= eLegendPos;

            rOutItemSet.Put( SfxInt32Item(SCHATTR_LEGEND_POS, static_cast<sal_Int32>(eLegendPos) ) );

        }

        break;

        case SCHATTR_LEGEND_NO_OVERLAY:

        {

            bool bOverlay = false;

            GetPropertySet()->getPropertyValue(u"Overlay"_ustr) >>= bOverlay;

            rOutItemSet.Put(SfxBoolItem(SCHATTR_LEGEND_NO_OVERLAY, !bOverlay));

        }

        break;

   }

}

} //  namespace chart::wrapper

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