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Diffstat (limited to '')
| -rw-r--r-- | svx/source/items/customshapeitem.cxx | 347 |
1 files changed, 347 insertions, 0 deletions
diff --git a/svx/source/items/customshapeitem.cxx b/svx/source/items/customshapeitem.cxx new file mode 100644 index 000000000..3caa270de --- /dev/null +++ b/svx/source/items/customshapeitem.cxx @@ -0,0 +1,347 @@ +/* -*- 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 <o3tl/any.hxx> +#include <comphelper/anycompare.hxx> +#include <comphelper/anytohash.hxx> +#include <svx/sdasitm.hxx> + +#include <com/sun/star/beans/PropertyValue.hpp> + +using namespace ::std; +using namespace com::sun::star; + + +SdrCustomShapeGeometryItem::SdrCustomShapeGeometryItem() +: SfxPoolItem( SDRATTR_CUSTOMSHAPE_GEOMETRY ) +{} + +SdrCustomShapeGeometryItem::SdrCustomShapeGeometryItem( const uno::Sequence< beans::PropertyValue >& rVal ) +: SfxPoolItem( SDRATTR_CUSTOMSHAPE_GEOMETRY ) +{ + SetPropSeq( rVal ); +} + +css::uno::Any* SdrCustomShapeGeometryItem::GetPropertyValueByName( const OUString& rPropName ) +{ + css::uno::Any* pRet = nullptr; + PropertyHashMap::iterator aHashIter( aPropHashMap.find( rPropName ) ); + if ( aHashIter != aPropHashMap.end() ) + pRet = &aPropSeq.getArray()[ (*aHashIter).second ].Value; + return pRet; +} + +const css::uno::Any* SdrCustomShapeGeometryItem::GetPropertyValueByName( const OUString& rPropName ) const +{ + const css::uno::Any* pRet = nullptr; + PropertyHashMap::const_iterator aHashIter( aPropHashMap.find( rPropName ) ); + if ( aHashIter != aPropHashMap.end() ) + pRet = &aPropSeq[ (*aHashIter).second ].Value; + return pRet; +} + +css::uno::Any* SdrCustomShapeGeometryItem::GetPropertyValueByName( const OUString& rSequenceName, const OUString& rPropName ) +{ + css::uno::Any* pRet = nullptr; + css::uno::Any* pSeqAny = GetPropertyValueByName( rSequenceName ); + if ( pSeqAny ) + { + if ( auto rSecSequence = o3tl::tryAccess<css::uno::Sequence<beans::PropertyValue>>(*pSeqAny) ) + { + PropertyPairHashMap::iterator aHashIter( aPropPairHashMap.find( PropertyPair( rSequenceName, rPropName ) ) ); + if ( aHashIter != aPropPairHashMap.end() ) + { + pRet = &const_cast<css::uno::Sequence<css::beans::PropertyValue> &>(*rSecSequence).getArray()[ (*aHashIter).second ].Value; + } + } + } + return pRet; +} + +const css::uno::Any* SdrCustomShapeGeometryItem::GetPropertyValueByName( const OUString& rSequenceName, const OUString& rPropName ) const +{ + const css::uno::Any* pRet = nullptr; + const css::uno::Any* pSeqAny = GetPropertyValueByName( rSequenceName ); + if ( pSeqAny ) + { + if ( auto rSecSequence = o3tl::tryAccess<css::uno::Sequence<beans::PropertyValue>>(*pSeqAny) ) + { + PropertyPairHashMap::const_iterator aHashIter( aPropPairHashMap.find( PropertyPair( rSequenceName, rPropName ) ) ); + if ( aHashIter != aPropPairHashMap.end() ) + { + pRet = &(*rSecSequence)[ (*aHashIter).second ].Value; + } + } + } + return pRet; +} + +void SdrCustomShapeGeometryItem::SetPropertyValue( const css::beans::PropertyValue& rPropVal ) +{ + css::uno::Any* pAny = GetPropertyValueByName( rPropVal.Name ); + if ( pAny ) + { // property is already available + if ( auto rSecSequence = o3tl::tryAccess<css::uno::Sequence<beans::PropertyValue>>(*pAny) ) + { // old property is a sequence->each entry has to be removed from the HashPairMap + for ( auto const & i : *rSecSequence ) + { + PropertyPairHashMap::iterator aHashIter( aPropPairHashMap.find( PropertyPair( rPropVal.Name, i.Name ) ) ); + if ( aHashIter != aPropPairHashMap.end() ) + aPropPairHashMap.erase( aHashIter ); + } + } + *pAny = rPropVal.Value; + if ( auto rSecSequence = o3tl::tryAccess<css::uno::Sequence<beans::PropertyValue>>(*pAny) ) + { // the new property is a sequence->each entry has to be inserted into the HashPairMap + for ( sal_Int32 i = 0; i < rSecSequence->getLength(); i++ ) + { + beans::PropertyValue const & rPropVal2 = (*rSecSequence)[ i ]; + aPropPairHashMap[ PropertyPair( rPropVal.Name, rPropVal2.Name ) ] = i; + } + } + } + else + { // it's a new property + assert(std::none_of(std::cbegin(aPropSeq), std::cend(aPropSeq), + [&rPropVal](beans::PropertyValue const& rVal) + { return rVal.Name == rPropVal.Name; } )); + sal_uInt32 nIndex = aPropSeq.getLength(); + aPropSeq.realloc( nIndex + 1 ); + aPropSeq.getArray()[ nIndex ] = rPropVal ; + + aPropHashMap[ rPropVal.Name ] = nIndex; + } + InvalidateHash(); +} + +void SdrCustomShapeGeometryItem::SetPropertyValue( const OUString& rSequenceName, const css::beans::PropertyValue& rPropVal ) +{ + css::uno::Any* pAny = GetPropertyValueByName( rSequenceName, rPropVal.Name ); + if ( pAny ) // just replacing + *pAny = rPropVal.Value; + else + { + css::uno::Any* pSeqAny = GetPropertyValueByName( rSequenceName ); + if( pSeqAny == nullptr ) + { + css::uno::Sequence < beans::PropertyValue > aSeq; + beans::PropertyValue aValue; + aValue.Name = rSequenceName; + aValue.Value <<= aSeq; + + assert(std::none_of(std::cbegin(aPropSeq), std::cend(aPropSeq), + [&rSequenceName](beans::PropertyValue const& rV) + { return rV.Name == rSequenceName; } )); + sal_uInt32 nIndex = aPropSeq.getLength(); + aPropSeq.realloc( nIndex + 1 ); + auto pPropSeq = aPropSeq.getArray(); + pPropSeq[ nIndex ] = aValue; + aPropHashMap[ rSequenceName ] = nIndex; + + pSeqAny = &pPropSeq[ nIndex ].Value; + } + + if (auto pSecSequence = o3tl::tryAccess<css::uno::Sequence<beans::PropertyValue>>(*pSeqAny)) + { + PropertyPairHashMap::iterator aHashIter( + aPropPairHashMap.find(PropertyPair(rSequenceName, rPropVal.Name))); + auto& rSeq = const_cast<css::uno::Sequence<css::beans::PropertyValue>&>(*pSecSequence); + if (aHashIter != aPropPairHashMap.end()) + { + rSeq.getArray()[(*aHashIter).second].Value = rPropVal.Value; + } + else + { + const sal_Int32 nCount = pSecSequence->getLength(); + rSeq.realloc(nCount + 1); + rSeq.getArray()[nCount] = rPropVal; + + aPropPairHashMap[PropertyPair(rSequenceName, rPropVal.Name)] = nCount; + } + } + } + InvalidateHash(); +} + +void SdrCustomShapeGeometryItem::ClearPropertyValue( const OUString& rPropName ) +{ + if ( !aPropSeq.hasElements() ) + return; + + PropertyHashMap::iterator aHashIter( aPropHashMap.find( rPropName ) ); + if ( aHashIter == aPropHashMap.end() ) + return; + + auto pPropSeq = aPropSeq.getArray(); + css::uno::Any& rSeqAny = pPropSeq[(*aHashIter).second].Value; + if (auto pSecSequence + = o3tl::tryAccess<css::uno::Sequence<beans::PropertyValue>>(rSeqAny)) + { + for (const auto& rPropVal : *pSecSequence) + { + auto _aHashIter(aPropPairHashMap.find(PropertyPair(rPropName, rPropVal.Name))); + if (_aHashIter != aPropPairHashMap.end()) + aPropPairHashMap.erase(_aHashIter); // removing property from pair hashmap + } + } + sal_Int32 nLength = aPropSeq.getLength(); + if ( nLength ) + { + sal_Int32 nIndex = (*aHashIter).second; + if ( nIndex != ( nLength - 1 ) ) // resizing sequence + { + PropertyHashMap::iterator aHashIter2( aPropHashMap.find( aPropSeq[ nLength - 1 ].Name ) ); + (*aHashIter2).second = nIndex; + pPropSeq[ nIndex ] = aPropSeq[ nLength - 1 ]; + } + aPropSeq.realloc( nLength - 1 ); + } + aPropHashMap.erase( aHashIter ); // removing property from hashmap + InvalidateHash(); +} + +SdrCustomShapeGeometryItem::~SdrCustomShapeGeometryItem() +{ +} + +bool SdrCustomShapeGeometryItem::operator==( const SfxPoolItem& rCmp ) const +{ + if( !SfxPoolItem::operator==( rCmp )) + return false; + const SdrCustomShapeGeometryItem& other = static_cast<const SdrCustomShapeGeometryItem&>(rCmp); + // This is called often by SfxItemPool, and comparing uno sequences is relatively slow. + // So keep a hash of the sequence and if either of the sequences has a usable hash, + // compare using that. + UpdateHash(); + other.UpdateHash(); + if( aHashState != other.aHashState ) + return false; + if( aHashState == HashState::Valid && aHash != other.aHash ) + return false; + + return aPropSeq == other.aPropSeq; +} + +bool SdrCustomShapeGeometryItem::operator<( const SfxPoolItem& rCmp ) const +{ + assert(dynamic_cast<const SdrCustomShapeGeometryItem*>( &rCmp )); + const SdrCustomShapeGeometryItem& other = static_cast<const SdrCustomShapeGeometryItem&>(rCmp); + // Again, try to optimize by checking hashes first (this is operator< for sorting purposes, + // so the ordering can be somewhat arbitrary). + UpdateHash(); + other.UpdateHash(); + if( aHashState != other.aHashState ) + return aHashState < other.aHashState; + if( aHashState == HashState::Valid ) + return aHash < other.aHash; + + return comphelper::anyLess( css::uno::Any( aPropSeq ), + css::uno::Any( other.aPropSeq )); +} + +void SdrCustomShapeGeometryItem::UpdateHash() const +{ + if( aHashState != HashState::Unknown ) + return; + std::optional< size_t > hash = comphelper::anyToHash( css::uno::Any( aPropSeq )); + if( hash.has_value()) + { + aHash = *hash; + aHashState = HashState::Valid; + } + else + aHashState = HashState::Unusable; +} + +void SdrCustomShapeGeometryItem::InvalidateHash() +{ + aHashState = HashState::Unknown; +} + +bool SdrCustomShapeGeometryItem::GetPresentation( + SfxItemPresentation ePresentation, MapUnit /*eCoreMetric*/, + MapUnit /*ePresentationMetric*/, OUString &rText, const IntlWrapper&) const +{ + rText += " "; + if ( ePresentation == SfxItemPresentation::Complete ) + { + rText = " " + rText; + return true; + } + else if ( ePresentation == SfxItemPresentation::Nameless ) + return true; + return false; +} + +SdrCustomShapeGeometryItem* SdrCustomShapeGeometryItem::Clone( SfxItemPool * /*pPool*/ ) const +{ + return new SdrCustomShapeGeometryItem( aPropSeq ); +} + +bool SdrCustomShapeGeometryItem::QueryValue( uno::Any& rVal, sal_uInt8 /*nMemberId*/ ) const +{ + rVal <<= aPropSeq; + return true; +} + +bool SdrCustomShapeGeometryItem::PutValue( const uno::Any& rVal, sal_uInt8 /*nMemberId*/ ) +{ + css::uno::Sequence< css::beans::PropertyValue > propSeq; + if ( ! ( rVal >>= propSeq ) ) + return false; + + SetPropSeq( propSeq ); + return true; +} + +void SdrCustomShapeGeometryItem::SetPropSeq( const css::uno::Sequence< css::beans::PropertyValue >& rVal ) +{ + if( aPropSeq == rVal ) + return; + + aPropSeq = rVal; + aPropHashMap.clear(); + aPropPairHashMap.clear(); + for ( sal_Int32 i = 0; i < aPropSeq.getLength(); i++ ) + { + const beans::PropertyValue& rPropVal = aPropSeq[ i ]; + std::pair<PropertyHashMap::iterator, bool> const ret( + aPropHashMap.insert(std::make_pair(rPropVal.Name, i))); + assert(ret.second); // serious bug: duplicate xml attribute exported + if (!ret.second) + { + throw uno::RuntimeException( + "CustomShapeGeometry has duplicate property " + rPropVal.Name); + } + if (auto rPropSeq = o3tl::tryAccess<uno::Sequence<beans::PropertyValue>>( + rPropVal.Value)) + { + for ( sal_Int32 j = 0; j < rPropSeq->getLength(); j++ ) + { + beans::PropertyValue const & rPropVal2 = (*rPropSeq)[ j ]; + aPropPairHashMap[ PropertyPair( rPropVal.Name, rPropVal2.Name ) ] = j; + } + } + } + InvalidateHash(); +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |