/* -*- 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 <sfx2/zoomitem.hxx>

#include <com/sun/star/uno/Sequence.hxx>

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

#include <comphelper/propertyvalue.hxx>

#include <osl/diagnose.h>

#include <cassert>

SfxPoolItem* SvxZoomItem::CreateDefault() { return new SvxZoomItem; }

constexpr OUString ZOOM_PARAM_VALUE = u"Value"_ustr;

constexpr OUString ZOOM_PARAM_VALUESET = u"ValueSet"_ustr;

constexpr OUString ZOOM_PARAM_TYPE = u"Type"_ustr;

constexpr auto ZOOM_PARAMS = 3;

SvxZoomItem::SvxZoomItem

(

    SvxZoomType eZoomType,

    sal_uInt16      nVal,

    TypedWhichId<SvxZoomItem>      _nWhich

)

:   SfxUInt16Item( _nWhich, nVal ),

    nValueSet( SvxZoomEnableFlags::ALL ),

    eType( eZoomType )

{

}

SvxZoomItem* SvxZoomItem::Clone( SfxItemPool * /*pPool*/ ) const

{

    return new SvxZoomItem( *this );

}

bool SvxZoomItem::operator==( const SfxPoolItem& rAttr ) const

{

    assert(SfxPoolItem::operator==(rAttr));

    const SvxZoomItem& rItem = static_cast<const SvxZoomItem&>(rAttr);

    return ( GetValue() == rItem.GetValue()     &&

             nValueSet  == rItem.GetValueSet()  &&

             eType      == rItem.GetType()          );

}

bool SvxZoomItem::QueryValue( css::uno::Any& rVal, sal_uInt8 nMemberId ) const

{

    nMemberId &= ~CONVERT_TWIPS;

    switch( nMemberId )

    {

        case 0:

        {

            css::uno::Sequence< css::beans::PropertyValue > aSeq{

                comphelper::makePropertyValue(ZOOM_PARAM_VALUE, sal_Int32( GetValue() )),

                comphelper::makePropertyValue(ZOOM_PARAM_VALUESET, sal_Int16( nValueSet )),

                comphelper::makePropertyValue(ZOOM_PARAM_TYPE, sal_Int16( eType ))

            };

            assert(aSeq.getLength() == ZOOM_PARAMS);

            rVal <<= aSeq;

            break;

        }

        case MID_VALUE: rVal <<= static_cast<sal_Int32>(GetValue()); break;

        case MID_VALUESET: rVal <<= static_cast<sal_Int16>(nValueSet); break;

        case MID_TYPE: rVal <<= static_cast<sal_Int16>(eType); break;

        default:

            OSL_FAIL("sfx2::SvxZoomItem::QueryValue(), Wrong MemberId!");

            return false;

    }

    return true;

}

bool SvxZoomItem::PutValue( const css::uno::Any& rVal, sal_uInt8 nMemberId )

{

    nMemberId &= ~CONVERT_TWIPS;

    switch( nMemberId )

    {

        case 0:

        {

            css::uno::Sequence< css::beans::PropertyValue > aSeq;

            if (( rVal >>= aSeq ) && ( aSeq.getLength() == ZOOM_PARAMS ))

            {

                sal_Int32 nValueTmp( 0 );

                sal_Int16 nValueSetTmp( 0 );

                sal_Int16 nTypeTmp( 0 );

                bool bAllConverted( true );

                sal_Int16 nConvertedCount( 0 );

                for (const auto& rProp : aSeq)

                {

                    if ( rProp.Name == ZOOM_PARAM_VALUE )

                    {

                        bAllConverted &= ( rProp.Value >>= nValueTmp );

                        ++nConvertedCount;

                    }

                    else if ( rProp.Name == ZOOM_PARAM_VALUESET )

                    {

                        bAllConverted &= ( rProp.Value >>= nValueSetTmp );

                        ++nConvertedCount;

                    }

                    else if ( rProp.Name == ZOOM_PARAM_TYPE )

                    {

                        bAllConverted &= ( rProp.Value >>= nTypeTmp );

                        ++nConvertedCount;

                    }

                }

                if ( bAllConverted && nConvertedCount == ZOOM_PARAMS )

                {

                    SetValue( static_cast<sal_uInt16>(nValueTmp) );

                    nValueSet = static_cast<SvxZoomEnableFlags>(nValueSetTmp);

                    eType = static_cast<SvxZoomType>(nTypeTmp);

                    return true;

                }

            }

            return false;

        }

        case MID_VALUE:

        {

            sal_Int32 nVal = 0;

            if ( rVal >>= nVal )

            {

                SetValue( static_cast<sal_uInt16>(nVal) );

                return true;

            }

            else

                return false;

        }

        case MID_VALUESET:

        case MID_TYPE:

        {

            sal_Int16 nVal;

            if ( rVal >>= nVal )

            {

                if ( nMemberId == MID_VALUESET )

                    nValueSet = static_cast<SvxZoomEnableFlags>(nVal);

                else if ( nMemberId == MID_TYPE )

                    eType = static_cast<SvxZoomType>(nVal);

                return true;

            }

            else

                return false;

        }

        default:

            OSL_FAIL("sfx2::SvxZoomItem::PutValue(), Wrong MemberId!");

            return false;

    }

}

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