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Diffstat (limited to 'forms/source/richtext/rtattributehandler.cxx')
| -rw-r--r-- | forms/source/richtext/rtattributehandler.cxx | 441 |
1 files changed, 441 insertions, 0 deletions
diff --git a/forms/source/richtext/rtattributehandler.cxx b/forms/source/richtext/rtattributehandler.cxx new file mode 100644 index 000000000..582b451a8 --- /dev/null +++ b/forms/source/richtext/rtattributehandler.cxx @@ -0,0 +1,441 @@ +/* -*- 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 "rtattributehandler.hxx" + +#include <osl/diagnose.h> +#include <svx/svxids.hrc> +#include <editeng/eeitem.hxx> +#include <svl/itemset.hxx> +#include <svl/itempool.hxx> +#include <tools/mapunit.hxx> +#include <vcl/mapmod.hxx> +#include <vcl/outdev.hxx> + +#include <editeng/adjustitem.hxx> +#include <editeng/escapementitem.hxx> +#include <editeng/lspcitem.hxx> +#include <editeng/fhgtitem.hxx> +#include <editeng/frmdiritem.hxx> +#include <editeng/scripttypeitem.hxx> + + +namespace frm +{ + + + AttributeHandler::AttributeHandler( AttributeId _nAttributeId, WhichId _nWhichId ) + :m_nAttribute( _nAttributeId ) + ,m_nWhich ( _nWhichId ) + { + } + + + AttributeHandler::~AttributeHandler() + { + } + + + AttributeId AttributeHandler::getAttributeId( ) const + { + return getAttribute(); + } + + + AttributeCheckState AttributeHandler::implGetCheckState( const SfxPoolItem& /*_rItem*/ ) const + { + OSL_FAIL( "AttributeHandler::implGetCheckState: not to be called!" ); + return eIndetermined; + } + + + void AttributeHandler::putItemForScript( SfxItemSet& _rAttribs, const SfxPoolItem& _rItem, SvtScriptType _nForScriptType ) const + { + SvxScriptSetItem aSetItem( static_cast<WhichId>(getAttributeId()), *_rAttribs.GetPool() ); + aSetItem.PutItemForScriptType( _nForScriptType, _rItem ); + _rAttribs.Put( aSetItem.GetItemSet(), false ); + } + + + AttributeCheckState AttributeHandler::getCheckState( const SfxItemSet& _rAttribs ) const + { + AttributeCheckState eSimpleState( eIndetermined ); + const SfxPoolItem* pItem = _rAttribs.GetItem( getWhich() ); + if ( pItem ) + eSimpleState = implGetCheckState( *pItem ); + return eSimpleState; + } + + + AttributeState AttributeHandler::getState( const SfxItemSet& _rAttribs ) const + { + AttributeState aState( eIndetermined ); + aState.eSimpleState = getCheckState( _rAttribs ); + return aState; + } + + + //= AttributeHandlerFactory + + + namespace + { + WhichId lcl_implGetWhich( const SfxItemPool& _rPool, AttributeId _nAttributeId ) + { + WhichId nWhich = 0; + switch ( _nAttributeId ) + { + case SID_ATTR_CHAR_LATIN_FONTHEIGHT:nWhich = EE_CHAR_FONTHEIGHT;break; + case SID_ATTR_CHAR_LATIN_FONT: nWhich = EE_CHAR_FONTINFO; break; + case SID_ATTR_CHAR_LATIN_LANGUAGE: nWhich = EE_CHAR_LANGUAGE; break; + case SID_ATTR_CHAR_LATIN_POSTURE: nWhich = EE_CHAR_ITALIC; break; + case SID_ATTR_CHAR_LATIN_WEIGHT: nWhich = EE_CHAR_WEIGHT; break; + + default: + nWhich = _rPool.GetWhich( static_cast<SfxSlotId>(_nAttributeId) ); + } + return nWhich; + } + } + + ::rtl::Reference< AttributeHandler > AttributeHandlerFactory::getHandlerFor( AttributeId _nAttributeId, const SfxItemPool& _rEditEnginePool ) + { + ::rtl::Reference< AttributeHandler > pReturn; + switch ( _nAttributeId ) + { + case SID_ATTR_PARA_ADJUST_LEFT : + case SID_ATTR_PARA_ADJUST_CENTER: + case SID_ATTR_PARA_ADJUST_RIGHT : + case SID_ATTR_PARA_ADJUST_BLOCK : + pReturn = new ParaAlignmentHandler( _nAttributeId ); + break; + + case SID_ATTR_PARA_LINESPACE_10: + case SID_ATTR_PARA_LINESPACE_15: + case SID_ATTR_PARA_LINESPACE_20: + pReturn = new LineSpacingHandler( _nAttributeId ); + break; + + case SID_SET_SUPER_SCRIPT: + case SID_SET_SUB_SCRIPT: + pReturn = new EscapementHandler( _nAttributeId ); + break; + + case SID_ATTR_CHAR_FONTHEIGHT: + case SID_ATTR_CHAR_CTL_FONTHEIGHT: + case SID_ATTR_CHAR_CJK_FONTHEIGHT: + case SID_ATTR_CHAR_LATIN_FONTHEIGHT: + pReturn = new FontSizeHandler( _nAttributeId, lcl_implGetWhich( _rEditEnginePool, _nAttributeId ) ); + break; + + case SID_ATTR_PARA_LEFT_TO_RIGHT: + case SID_ATTR_PARA_RIGHT_TO_LEFT: + pReturn = new ParagraphDirectionHandler( _nAttributeId ); + break; + + case SID_ATTR_PARA_HANGPUNCTUATION: + case SID_ATTR_PARA_FORBIDDEN_RULES: + case SID_ATTR_PARA_SCRIPTSPACE: + pReturn = new BooleanHandler( _nAttributeId, lcl_implGetWhich( _rEditEnginePool, _nAttributeId ) ); + break; + + default: + pReturn = new SlotHandler( static_cast<SfxSlotId>(_nAttributeId), lcl_implGetWhich( _rEditEnginePool, _nAttributeId ) ); + break; + + } + + return pReturn; + } + + ParaAlignmentHandler::ParaAlignmentHandler( AttributeId _nAttributeId ) + :AttributeHandler( _nAttributeId, EE_PARA_JUST ) + ,m_eAdjust( SvxAdjust::Center ) + { + switch ( getAttribute() ) + { + case SID_ATTR_PARA_ADJUST_LEFT : m_eAdjust = SvxAdjust::Left; break; + case SID_ATTR_PARA_ADJUST_CENTER: m_eAdjust = SvxAdjust::Center; break; + case SID_ATTR_PARA_ADJUST_RIGHT : m_eAdjust = SvxAdjust::Right; break; + case SID_ATTR_PARA_ADJUST_BLOCK : m_eAdjust = SvxAdjust::Block; break; + default: + OSL_FAIL( "ParaAlignmentHandler::ParaAlignmentHandler: invalid slot!" ); + break; + } + } + + + AttributeCheckState ParaAlignmentHandler::implGetCheckState( const SfxPoolItem& _rItem ) const + { + assert( dynamic_cast<const SvxAdjustItem*>( &_rItem) && "ParaAlignmentHandler::implGetCheckState: invalid pool item!" ); + SvxAdjust eAdjust = static_cast< const SvxAdjustItem& >( _rItem ).GetAdjust(); + return ( eAdjust == m_eAdjust ) ? eChecked : eUnchecked; + } + + + void ParaAlignmentHandler::executeAttribute( const SfxItemSet& /*_rCurrentAttribs*/, SfxItemSet& _rNewAttribs, const SfxPoolItem* _pAdditionalArg, SvtScriptType /*_nForScriptType*/ ) const + { + OSL_ENSURE( !_pAdditionalArg, "ParaAlignmentHandler::executeAttribute: this is a simple toggle attribute - no args possible!" ); + _rNewAttribs.Put( SvxAdjustItem( m_eAdjust, getWhich() ) ); + } + + LineSpacingHandler::LineSpacingHandler( AttributeId _nAttributeId ) + :AttributeHandler( _nAttributeId, EE_PARA_SBL ) + ,m_nLineSpace( 100 ) + { + switch ( getAttribute() ) + { + case SID_ATTR_PARA_LINESPACE_10: m_nLineSpace = 100; break; + case SID_ATTR_PARA_LINESPACE_15: m_nLineSpace = 150; break; + case SID_ATTR_PARA_LINESPACE_20: m_nLineSpace = 200; break; + default: + OSL_FAIL( "LineSpacingHandler::LineSpacingHandler: invalid slot!" ); + break; + } + } + + + AttributeCheckState LineSpacingHandler::implGetCheckState( const SfxPoolItem& _rItem ) const + { + assert( dynamic_cast<const SvxLineSpacingItem*>( &_rItem) && "LineSpacingHandler::implGetCheckState: invalid pool item!" ); + sal_uInt16 nLineSpace = static_cast< const SvxLineSpacingItem& >( _rItem ).GetPropLineSpace(); + return ( nLineSpace == m_nLineSpace ) ? eChecked : eUnchecked; + } + + + void LineSpacingHandler::executeAttribute( const SfxItemSet& /*_rCurrentAttribs*/, SfxItemSet& _rNewAttribs, const SfxPoolItem* _pAdditionalArg, SvtScriptType /*_nForScriptType*/ ) const + { + OSL_ENSURE( !_pAdditionalArg, "LineSpacingHandler::executeAttribute: this is a simple toggle attribute - no args possible!" ); + + SvxLineSpacingItem aLineSpacing( m_nLineSpace, getWhich() ); + aLineSpacing.SetLineSpaceRule( SvxLineSpaceRule::Auto ); + if ( 100 == m_nLineSpace ) + aLineSpacing.SetInterLineSpaceRule( SvxInterLineSpaceRule::Off ); + else + aLineSpacing.SetPropLineSpace( m_nLineSpace ); + + _rNewAttribs.Put( aLineSpacing ); + } + + EscapementHandler::EscapementHandler( AttributeId _nAttributeId ) + :AttributeHandler( _nAttributeId, EE_CHAR_ESCAPEMENT ) + ,m_eEscapement( SvxEscapement::Off ) + { + switch ( getAttribute() ) + { + case SID_SET_SUPER_SCRIPT : m_eEscapement = SvxEscapement::Superscript; break; + case SID_SET_SUB_SCRIPT : m_eEscapement = SvxEscapement::Subscript; break; + default: + OSL_FAIL( "EscapementHandler::EscapementHandler: invalid slot!" ); + break; + } + } + + + AttributeCheckState EscapementHandler::implGetCheckState( const SfxPoolItem& _rItem ) const + { + assert( dynamic_cast<const SvxEscapementItem*>( &_rItem) && "EscapementHandler::getState: invalid pool item!" ); + SvxEscapement eEscapement = static_cast< const SvxEscapementItem& >( _rItem ).GetEscapement(); + return ( eEscapement == m_eEscapement ) ? eChecked : eUnchecked; + } + + + void EscapementHandler::executeAttribute( const SfxItemSet& _rCurrentAttribs, SfxItemSet& _rNewAttribs, const SfxPoolItem* _pAdditionalArg, SvtScriptType /*_nForScriptType*/ ) const { + OSL_ENSURE( !_pAdditionalArg, "EscapementHandler::executeAttribute: this is a simple toggle attribute - no args possible!" ); + // well, in theory we could allow an SvxEscapementItem here, but this is not needed + + bool bIsChecked = getCheckState( _rCurrentAttribs ) == eChecked; + _rNewAttribs.Put( SvxEscapementItem( bIsChecked ? SvxEscapement::Off : m_eEscapement, getWhich() ) ); + } + + SlotHandler::SlotHandler( AttributeId _nAttributeId, WhichId _nWhichId ) + :AttributeHandler( _nAttributeId, _nWhichId ) + ,m_bScriptDependent( false ) + { + m_bScriptDependent = ( sal_uInt16(SID_ATTR_CHAR_WEIGHT) == _nAttributeId ) + || ( sal_uInt16(SID_ATTR_CHAR_POSTURE) == _nAttributeId ) + || ( sal_uInt16(SID_ATTR_CHAR_FONT) == _nAttributeId ); + } + + + AttributeState SlotHandler::getState( const SfxItemSet& _rAttribs ) const + { + AttributeState aState( eIndetermined ); + + const SfxPoolItem* pItem = _rAttribs.GetItem( getWhich() ); + if ( pItem ) + aState.setItem( pItem ); + + return aState; + } + + + void SlotHandler::executeAttribute( const SfxItemSet& /*_rCurrentAttribs*/, SfxItemSet& _rNewAttribs, const SfxPoolItem* _pAdditionalArg, SvtScriptType _nForScriptType ) const + { + if ( _pAdditionalArg ) + { + std::unique_ptr<SfxPoolItem> pCorrectWich(_pAdditionalArg->CloneSetWhich(getWhich())); + + if ( m_bScriptDependent ) + putItemForScript( _rNewAttribs, *pCorrectWich, _nForScriptType ); + else + _rNewAttribs.Put( std::move(pCorrectWich) ); + } + else + OSL_FAIL( "SlotHandler::executeAttribute: need attributes to do something!" ); + } + + FontSizeHandler::FontSizeHandler( AttributeId _nAttributeId, WhichId _nWhichId ) + :AttributeHandler( _nAttributeId, _nWhichId ) + { + OSL_ENSURE( ( _nAttributeId == SID_ATTR_CHAR_FONTHEIGHT ) || ( _nAttributeId == SID_ATTR_CHAR_CTL_FONTHEIGHT ) + || ( _nAttributeId == SID_ATTR_CHAR_CJK_FONTHEIGHT ) || ( _nAttributeId == SID_ATTR_CHAR_LATIN_FONTHEIGHT ), + "FontSizeHandler::FontSizeHandler: invalid attribute id!" ); + } + + + AttributeState FontSizeHandler::getState( const SfxItemSet& _rAttribs ) const + { + AttributeState aState( eIndetermined ); + + const SfxPoolItem* pItem = _rAttribs.GetItem( getWhich() ); + const SvxFontHeightItem* pFontHeightItem = dynamic_cast<const SvxFontHeightItem*>( pItem ); + OSL_ENSURE( pFontHeightItem || !pItem, "FontSizeHandler::getState: invalid item!" ); + if ( pFontHeightItem ) + { + // by definition, the item should have the unit twip + sal_uLong nHeight = pFontHeightItem->GetHeight(); + if ( _rAttribs.GetPool()->GetMetric( getWhich() ) != MapUnit::MapTwip ) + { + nHeight = OutputDevice::LogicToLogic( + Size( 0, nHeight ), + MapMode( _rAttribs.GetPool()->GetMetric( getWhich() ) ), + MapMode( MapUnit::MapTwip ) + ).Height(); + } + + SvxFontHeightItem* pNewItem = new SvxFontHeightItem( nHeight, 100, getWhich() ); + pNewItem->SetProp( pFontHeightItem->GetProp(), pFontHeightItem->GetPropUnit() ); + aState.setItem( pNewItem ); + } + + return aState; + } + + + void FontSizeHandler::executeAttribute( const SfxItemSet& /*_rCurrentAttribs*/, SfxItemSet& _rNewAttribs, const SfxPoolItem* _pAdditionalArg, SvtScriptType _nForScriptType ) const + { + const SvxFontHeightItem* pFontHeightItem = dynamic_cast<const SvxFontHeightItem*>( _pAdditionalArg ); + OSL_ENSURE( pFontHeightItem, "FontSizeHandler::executeAttribute: need a FontHeightItem!" ); + + if ( !pFontHeightItem ) + return; + + sal_uLong nHeight = pFontHeightItem->GetHeight(); + if ( _rNewAttribs.GetPool()->GetMetric( getWhich() ) != MapUnit::MapTwip ) + { + nHeight = OutputDevice::LogicToLogic( + Size( 0, nHeight ), + MapMode( MapUnit::MapTwip ), + MapMode( _rNewAttribs.GetPool()->GetMetric( getWhich() ) ) + ).Height(); + } + + SvxFontHeightItem aNewItem( nHeight, 100, getWhich() ); + aNewItem.SetProp( pFontHeightItem->GetProp(), pFontHeightItem->GetPropUnit() ); + + if ( ( getAttributeId() == SID_ATTR_CHAR_FONTHEIGHT ) && _nForScriptType != SvtScriptType::NONE) + putItemForScript( _rNewAttribs, aNewItem, _nForScriptType ); + else + _rNewAttribs.Put( aNewItem ); + } + + ParagraphDirectionHandler::ParagraphDirectionHandler( AttributeId _nAttributeId ) + :AttributeHandler( _nAttributeId, EE_PARA_WRITINGDIR ) + ,m_eParagraphDirection( SvxFrameDirection::Horizontal_LR_TB ) + ,m_eDefaultAdjustment( SvxAdjust::Right ) + ,m_eOppositeDefaultAdjustment( SvxAdjust::Left ) + { + switch ( getAttributeId() ) + { + case SID_ATTR_PARA_LEFT_TO_RIGHT: m_eParagraphDirection = SvxFrameDirection::Horizontal_LR_TB; m_eDefaultAdjustment = SvxAdjust::Left; break; + case SID_ATTR_PARA_RIGHT_TO_LEFT: m_eParagraphDirection = SvxFrameDirection::Horizontal_RL_TB; m_eDefaultAdjustment = SvxAdjust::Right; break; + default: + OSL_FAIL( "ParagraphDirectionHandler::ParagraphDirectionHandler: invalid attribute id!" ); + } + + if ( SvxAdjust::Right == m_eDefaultAdjustment ) + m_eOppositeDefaultAdjustment = SvxAdjust::Left; + else + m_eOppositeDefaultAdjustment = SvxAdjust::Right; + } + + + AttributeCheckState ParagraphDirectionHandler::implGetCheckState( const SfxPoolItem& _rItem ) const + { + assert( dynamic_cast<const SvxFrameDirectionItem*>( &_rItem) && "ParagraphDirectionHandler::implGetCheckState: invalid pool item!" ); + SvxFrameDirection eDirection = static_cast< const SvxFrameDirectionItem& >( _rItem ).GetValue(); + return ( eDirection == m_eParagraphDirection ) ? eChecked : eUnchecked; + } + + + void ParagraphDirectionHandler::executeAttribute( const SfxItemSet& _rCurrentAttribs, SfxItemSet& _rNewAttribs, const SfxPoolItem* /*_pAdditionalArg*/, SvtScriptType /*_nForScriptType*/ ) const + { + _rNewAttribs.Put( SvxFrameDirectionItem( m_eParagraphDirection, getWhich() ) ); + + // if the current adjustment of the was the default adjustment for the *previous* text direction, + // then we toggle the adjustment, too + SvxAdjust eCurrentAdjustment = SvxAdjust::Left; + if ( const SvxAdjustItem* pCurrentAdjustment = _rCurrentAttribs.GetItemIfSet( EE_PARA_JUST ) ) + eCurrentAdjustment = pCurrentAdjustment->GetAdjust(); + + if ( eCurrentAdjustment == m_eOppositeDefaultAdjustment ) + _rNewAttribs.Put( SvxAdjustItem( m_eDefaultAdjustment, EE_PARA_JUST ) ); + } + + BooleanHandler::BooleanHandler( AttributeId _nAttributeId, WhichId _nWhichId ) + :AttributeHandler( _nAttributeId, _nWhichId ) + { + } + + + AttributeCheckState BooleanHandler::implGetCheckState( const SfxPoolItem& _rItem ) const + { + OSL_ENSURE( dynamic_cast<const SfxBoolItem*>( &_rItem) != nullptr, "BooleanHandler::implGetCheckState: invalid item!" ); + if ( auto pBoolItem = dynamic_cast<const SfxBoolItem*>( &_rItem) ) + return pBoolItem->GetValue() ? eChecked : eUnchecked; + + return eIndetermined; + } + + + void BooleanHandler::executeAttribute( const SfxItemSet& /*_rCurrentAttribs*/, SfxItemSet& _rNewAttribs, const SfxPoolItem* _pAdditionalArg, SvtScriptType /*_nForScriptType*/ ) const + { + OSL_ENSURE( dynamic_cast<const SfxBoolItem*>( _pAdditionalArg) != nullptr, "BooleanHandler::executeAttribute: invalid argument!" ); + if ( _pAdditionalArg ) + { + _rNewAttribs.Put( _pAdditionalArg->CloneSetWhich(getWhich()) ); + } + } + + +} // namespace frm + + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |