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 *
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 * Copyright 2000, 2010 Oracle and/or its affiliates.
 *
 * OpenOffice.org - a multi-platform office productivity suite
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License version 3 for more details
 * (a copy is included in the LICENSE file that accompanied this code).
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3 along with OpenOffice.org.  If not, see
 * <http://www.openoffice.org/license.html>
 * for a copy of the LGPLv3 License.
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// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_editeng.hxx"
#include <com/sun/star/beans/XPropertySet.hpp>
#include <svl/eitem.hxx>
#include <tools/list.hxx>

#include <hash_map>
#include <vector>
#include <svl/itemprop.hxx>

#include <editeng/unoipset.hxx>
#include <editeng/editids.hrc>
#include <editeng/editeng.hxx>
#include <svl/itempool.hxx>
#include <algorithm>

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

//----------------------------------------------------------------------

struct SfxItemPropertyMapEntryHash
{
    size_t operator()(const SfxItemPropertyMapEntry* pMap) const { return (size_t)pMap; }
};

//----------------------------------------------------------------------

struct SvxIDPropertyCombine
{
    sal_uInt16	nWID;
    uno::Any	aAny;
};

DECLARE_LIST( SvxIDPropertyCombineList, SvxIDPropertyCombine * )

SvxItemPropertySet::SvxItemPropertySet( const SfxItemPropertyMapEntry* pMap, SfxItemPool& rItemPool, sal_Bool bConvertTwips )
:   m_aPropertyMap( pMap ),
    _pMap(pMap), mbConvertTwips(bConvertTwips), mrItemPool( rItemPool )
{
    pCombiList = NULL;
}

//----------------------------------------------------------------------
SvxItemPropertySet::~SvxItemPropertySet()
{
    ClearAllUsrAny();
}

//----------------------------------------------------------------------
uno::Any* SvxItemPropertySet::GetUsrAnyForID(sal_uInt16 nWID) const
{
    if(pCombiList && pCombiList->Count())
    {
        SvxIDPropertyCombine* pActual = pCombiList->First();
        while(pActual)
        {
            if(pActual->nWID == nWID)
                return &pActual->aAny;
            pActual = pCombiList->Next();

        }
    }
    return NULL;
}

//----------------------------------------------------------------------
void SvxItemPropertySet::AddUsrAnyForID(const uno::Any& rAny, sal_uInt16 nWID)
{
    if(!pCombiList)
        pCombiList = new SvxIDPropertyCombineList();

    SvxIDPropertyCombine* pNew = new SvxIDPropertyCombine;
    pNew->nWID = nWID;
    pNew->aAny = rAny;
    pCombiList->Insert(pNew);
}

//----------------------------------------------------------------------

void SvxItemPropertySet::ClearAllUsrAny()
{
    if(pCombiList)
        delete pCombiList;
    pCombiList = NULL;
}

//----------------------------------------------------------------------

sal_Bool SvxUnoCheckForPositiveValue( const uno::Any& rVal )
{
    sal_Bool bConvert = sal_True; // the default is that all metric items must be converted
    sal_Int32 nValue = 0;
    if( rVal >>= nValue )
        bConvert = (nValue > 0);
    return bConvert;
}


//----------------------------------------------------------------------
uno::Any SvxItemPropertySet::getPropertyValue( const SfxItemPropertySimpleEntry* pMap, const SfxItemSet& rSet, bool bSearchInParent, bool bDontConvertNegativeValues ) const
{
    uno::Any aVal;
    if(!pMap || !pMap->nWID)
        return aVal;

    const SfxPoolItem* pItem = 0;
    SfxItemPool* pPool = rSet.GetPool();
    rSet.GetItemState( pMap->nWID, bSearchInParent, &pItem );
    if( NULL == pItem && pPool )
        pItem = &(pPool->GetDefaultItem( pMap->nWID ));

    const SfxMapUnit eMapUnit = pPool ? pPool->GetMetric((USHORT)pMap->nWID) : SFX_MAPUNIT_100TH_MM;
    BYTE nMemberId = pMap->nMemberId & (~SFX_METRIC_ITEM);
    if( eMapUnit == SFX_MAPUNIT_100TH_MM )
        nMemberId &= (~CONVERT_TWIPS);

    if(pItem)
    {
        pItem->QueryValue( aVal, nMemberId );
        if( pMap->nMemberId & SFX_METRIC_ITEM )
        {
            if( eMapUnit != SFX_MAPUNIT_100TH_MM )
            {
                if ( !bDontConvertNegativeValues || SvxUnoCheckForPositiveValue( aVal ) )
                    SvxUnoConvertToMM( eMapUnit, aVal );
            }			
        }
        else if ( pMap->pType->getTypeClass() == uno::TypeClass_ENUM &&
              aVal.getValueType() == ::getCppuType((const sal_Int32*)0) )
        {
            // convert typeless SfxEnumItem to enum type
            sal_Int32 nEnum;
            aVal >>= nEnum;
            aVal.setValue( &nEnum, *pMap->pType );
        }
    }
    else
    {
        DBG_ERROR( "No SfxPoolItem found for property!" );
    }

    return aVal;
}

//----------------------------------------------------------------------
void SvxItemPropertySet::setPropertyValue( const SfxItemPropertySimpleEntry* pMap, const uno::Any& rVal, SfxItemSet& rSet, bool bDontConvertNegativeValues ) const
{
    if(!pMap || !pMap->nWID)
        return;

    // item holen
    const SfxPoolItem* pItem = 0;
    SfxPoolItem *pNewItem = 0;
    SfxItemState eState = rSet.GetItemState( pMap->nWID, sal_True, &pItem );
    SfxItemPool* pPool = rSet.GetPool();

    // UnoAny in item-Wert stecken
    if(eState < SFX_ITEM_DEFAULT || pItem == NULL)
    {
        if( pPool == NULL )
        {
            DBG_ERROR( "No default item and no pool?" );
            return;
        }

        pItem = &pPool->GetDefaultItem( pMap->nWID );
    }

    DBG_ASSERT( pItem, "Got no default for item!" );
    if( pItem )
    {
        uno::Any aValue( rVal );

        const SfxMapUnit eMapUnit = pPool ? pPool->GetMetric((USHORT)pMap->nWID) : SFX_MAPUNIT_100TH_MM;

        // check for needed metric translation
        if( (pMap->nMemberId & SFX_METRIC_ITEM) && eMapUnit != SFX_MAPUNIT_100TH_MM )
        {
            if ( !bDontConvertNegativeValues || SvxUnoCheckForPositiveValue( aValue ) )
                SvxUnoConvertFromMM( eMapUnit, aValue );
        }

        pNewItem = pItem->Clone();

        BYTE nMemberId = pMap->nMemberId & (~SFX_METRIC_ITEM);
        if( eMapUnit == SFX_MAPUNIT_100TH_MM )
            nMemberId &= (~CONVERT_TWIPS);

        if( pNewItem->PutValue( aValue, nMemberId ) )
        {
            // neues item in itemset setzen
            rSet.Put( *pNewItem, pMap->nWID );
        }
        delete pNewItem;
    }
}

//----------------------------------------------------------------------
uno::Any SvxItemPropertySet::getPropertyValue( const SfxItemPropertySimpleEntry* pMap ) const
{
    // Schon ein Wert eingetragen? Dann schnell fertig
    uno::Any* pUsrAny = GetUsrAnyForID(pMap->nWID);
    if(pUsrAny)
        return *pUsrAny;

    // Noch kein UsrAny gemerkt, generiere Default-Eintrag und gib
    // diesen zurueck

    const SfxMapUnit eMapUnit = mrItemPool.GetMetric((USHORT)pMap->nWID);
    BYTE nMemberId = pMap->nMemberId & (~SFX_METRIC_ITEM);
    if( eMapUnit == SFX_MAPUNIT_100TH_MM )
        nMemberId &= (~CONVERT_TWIPS);

    uno::Any aVal;
    SfxItemSet aSet( mrItemPool, pMap->nWID, pMap->nWID);

    if( (pMap->nWID < OWN_ATTR_VALUE_START) && (pMap->nWID > OWN_ATTR_VALUE_END ) )
    {
        // Default aus ItemPool holen
        if(mrItemPool.IsWhich(pMap->nWID))
            aSet.Put(mrItemPool.GetDefaultItem(pMap->nWID));
    }

    if(aSet.Count())
    {
        const SfxPoolItem* pItem = NULL;
        SfxItemState eState = aSet.GetItemState( pMap->nWID, sal_True, &pItem );
        if(eState >= SFX_ITEM_DEFAULT && pItem)
        {
            pItem->QueryValue( aVal, nMemberId );
            ((SvxItemPropertySet*)this)->AddUsrAnyForID(aVal, pMap->nWID);
        }
    }

    if( pMap->nMemberId & SFX_METRIC_ITEM )
    {
        // check for needed metric translation
        if(pMap->nMemberId & SFX_METRIC_ITEM && eMapUnit != SFX_MAPUNIT_100TH_MM)
        {
            SvxUnoConvertToMM( eMapUnit, aVal );
        }			
    }

    if ( pMap->pType->getTypeClass() == uno::TypeClass_ENUM &&
          aVal.getValueType() == ::getCppuType((const sal_Int32*)0) )
    {
        sal_Int32 nEnum;
        aVal >>= nEnum;

        aVal.setValue( &nEnum, *pMap->pType );
    }

    return aVal;
}

//----------------------------------------------------------------------

void SvxItemPropertySet::setPropertyValue( const SfxItemPropertySimpleEntry* pMap, const uno::Any& rVal ) const
{
    uno::Any* pUsrAny = GetUsrAnyForID(pMap->nWID);
    if(!pUsrAny)
        ((SvxItemPropertySet*)this)->AddUsrAnyForID(rVal, pMap->nWID);
    else
        *pUsrAny = rVal;
}

//----------------------------------------------------------------------

const SfxItemPropertySimpleEntry* SvxItemPropertySet::getPropertyMapEntry(const OUString &rName) const
{
    return m_aPropertyMap.getByName( rName );
 }

//----------------------------------------------------------------------

uno::Reference< beans::XPropertySetInfo >  SvxItemPropertySet::getPropertySetInfo() const
{
    if( !m_xInfo.is() )
        m_xInfo = new SfxItemPropertySetInfo( &m_aPropertyMap );
    return m_xInfo;
}

//----------------------------------------------------------------------

#ifndef TWIPS_TO_MM
#define	TWIPS_TO_MM(val) ((val * 127 + 36) / 72)
#endif
#ifndef MM_TO_TWIPS
#define	MM_TO_TWIPS(val) ((val * 72 + 63) / 127)
#endif

/** converts the given any with a metric to 100th/mm if needed */
void SvxUnoConvertToMM( const SfxMapUnit eSourceMapUnit, uno::Any & rMetric ) throw()
{
    // map the metric of the itempool to 100th mm
    switch(eSourceMapUnit)
    {
        case SFX_MAPUNIT_TWIP :
        {
            switch( rMetric.getValueTypeClass() )
            {
            case uno::TypeClass_BYTE:
                rMetric <<= (sal_Int8)(TWIPS_TO_MM(*(sal_Int8*)rMetric.getValue()));
                break;
            case uno::TypeClass_SHORT:
                rMetric <<= (sal_Int16)(TWIPS_TO_MM(*(sal_Int16*)rMetric.getValue()));
                break;
            case uno::TypeClass_UNSIGNED_SHORT:
                rMetric <<= (sal_uInt16)(TWIPS_TO_MM(*(sal_uInt16*)rMetric.getValue()));
                break;
            case uno::TypeClass_LONG:
                rMetric <<= (sal_Int32)(TWIPS_TO_MM(*(sal_Int32*)rMetric.getValue()));
                break;
            case uno::TypeClass_UNSIGNED_LONG:
                rMetric <<= (sal_uInt32)(TWIPS_TO_MM(*(sal_uInt32*)rMetric.getValue()));
                break;
            default:
                DBG_ERROR("AW: Missing unit translation to 100th mm!");
            }
            break;
        }
        default:
        {
            DBG_ERROR("AW: Missing unit translation to 100th mm!");
        }
    }
}

//----------------------------------------------------------------------

/** converts the given any with a metric from 100th/mm to the given metric if needed */
void SvxUnoConvertFromMM( const SfxMapUnit eDestinationMapUnit, uno::Any & rMetric ) throw()
{
    switch(eDestinationMapUnit)
    {
        case SFX_MAPUNIT_TWIP :
        {
            switch( rMetric.getValueTypeClass() )
            {
                case uno::TypeClass_BYTE:
                    rMetric <<= (sal_Int8)(MM_TO_TWIPS(*(sal_Int8*)rMetric.getValue()));
                    break;
                case uno::TypeClass_SHORT:
                    rMetric <<= (sal_Int16)(MM_TO_TWIPS(*(sal_Int16*)rMetric.getValue()));
                    break;
                case uno::TypeClass_UNSIGNED_SHORT:
                    rMetric <<= (sal_uInt16)(MM_TO_TWIPS(*(sal_uInt16*)rMetric.getValue()));
                    break;
                case uno::TypeClass_LONG:
                    rMetric <<= (sal_Int32)(MM_TO_TWIPS(*(sal_Int32*)rMetric.getValue()));
                    break;
                case uno::TypeClass_UNSIGNED_LONG:
                    rMetric <<= (sal_uInt32)(MM_TO_TWIPS(*(sal_uInt32*)rMetric.getValue()));
                    break;
                default:
                    DBG_ERROR("AW: Missing unit translation to 100th mm!");
            }
            break;
        }
        default:
        {
            DBG_ERROR("AW: Missing unit translation to PoolMetrics!");
        }
    }
}