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Diffstat (limited to 'editeng/source/uno/unoedprx.cxx')
| -rw-r--r-- | editeng/source/uno/unoedprx.cxx | 1195 |
1 files changed, 1195 insertions, 0 deletions
diff --git a/editeng/source/uno/unoedprx.cxx b/editeng/source/uno/unoedprx.cxx new file mode 100644 index 000000000..91a4ac15b --- /dev/null +++ b/editeng/source/uno/unoedprx.cxx @@ -0,0 +1,1195 @@ +/* -*- 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 . + */ + + +// Global header + + +#include <utility> +#include <memory> +#include <vector> +#include <algorithm> +#include <osl/diagnose.h> +#include <svl/itemset.hxx> +#include <tools/debug.hxx> + + +// Project-local header + + +#include <editeng/unoedprx.hxx> +#include <editeng/editdata.hxx> +#include <editeng/editeng.hxx> +#include <AccessibleStringWrap.hxx> +#include <editeng/outliner.hxx> + +using namespace ::com::sun::star; + +namespace { + +class SvxAccessibleTextIndex +{ +public: + SvxAccessibleTextIndex() : + mnPara(0), + mnIndex(0), + mnEEIndex(0), + mnFieldOffset(0), + mnFieldLen(0), + mnBulletOffset(0), + mnBulletLen(0), + mbInField(false), + mbInBullet(false) {}; + + // Get/Set current paragraph + void SetParagraph( sal_Int32 nPara ) + { + mnPara = nPara; + } + sal_Int32 GetParagraph() const { return mnPara; } + + /** Set the index in the UAA semantic + + @param nIndex + The index from the UA API (fields and bullets are expanded) + + @param rTF + The text forwarder to use in the calculations + */ + void SetIndex( sal_Int32 nIndex, const SvxTextForwarder& rTF ); + void SetIndex( sal_Int32 nPara, sal_Int32 nIndex, const SvxTextForwarder& rTF ) { SetParagraph(nPara); SetIndex(nIndex, rTF); } + sal_Int32 GetIndex() const { return mnIndex; } + + /** Set the index in the edit engine semantic + + Update the object state to reflect the given index position in + EditEngine/Outliner index values + + @param nEEIndex + The index from the edit engine (fields span exactly one index increment) + + @param rTF + The text forwarder to use in the calculations + */ + void SetEEIndex( sal_Int32 nEEIndex, const SvxTextForwarder& rTF ); + void SetEEIndex( sal_Int32 nPara, sal_Int32 nEEIndex, const SvxTextForwarder& rTF ) { SetParagraph(nPara); SetEEIndex(nEEIndex, rTF); } + sal_Int32 GetEEIndex() const; + + void SetFieldOffset( sal_Int32 nOffset, sal_Int32 nLen ) { mnFieldOffset = nOffset; mnFieldLen = nLen; } + sal_Int32 GetFieldOffset() const { return mnFieldOffset; } + sal_Int32 GetFieldLen() const { return mnFieldLen; } + void AreInField() { mbInField = true; } + bool InField() const { return mbInField; } + + void SetBulletOffset( sal_Int32 nOffset, sal_Int32 nLen ) { mnBulletOffset = nOffset; mnBulletLen = nLen; } + sal_Int32 GetBulletOffset() const { return mnBulletOffset; } + sal_Int32 GetBulletLen() const { return mnBulletLen; } + bool InBullet() const { return mbInBullet; } + + /// returns false if the given range is non-editable (e.g. contains bullets or _parts_ of fields) + bool IsEditableRange( const SvxAccessibleTextIndex& rEnd ) const; + +private: + sal_Int32 mnPara; + sal_Int32 mnIndex; + sal_Int32 mnEEIndex; + sal_Int32 mnFieldOffset; + sal_Int32 mnFieldLen; + sal_Int32 mnBulletOffset; + sal_Int32 mnBulletLen; + bool mbInField; + bool mbInBullet; +}; + +} + +static ESelection MakeEESelection( const SvxAccessibleTextIndex& rStart, const SvxAccessibleTextIndex& rEnd ) +{ + // deal with field special case: to really get a field contained + // within a selection, the start index must be before or on the + // field, the end index after it. + + // The SvxAccessibleTextIndex.GetEEIndex method gives the index on + // the field, as long the input index is on the field. Thus, + // correction necessary for the end index + + // Therefore, for _ranges_, if part of the field is touched, all + // of the field must be selected + if( rStart.GetParagraph() <= rEnd.GetParagraph() || + (rStart.GetParagraph() == rEnd.GetParagraph() && + rStart.GetEEIndex() <= rEnd.GetEEIndex()) ) + { + if( rEnd.InField() && rEnd.GetFieldOffset() ) + return ESelection( rStart.GetParagraph(), rStart.GetEEIndex(), + rEnd.GetParagraph(), rEnd.GetEEIndex()+1 ); + } + else if( rStart.GetParagraph() > rEnd.GetParagraph() || + (rStart.GetParagraph() == rEnd.GetParagraph() && + rStart.GetEEIndex() > rEnd.GetEEIndex()) ) + { + if( rStart.InField() && rStart.GetFieldOffset() ) + return ESelection( rStart.GetParagraph(), rStart.GetEEIndex()+1, + rEnd.GetParagraph(), rEnd.GetEEIndex() ); + } + + return ESelection( rStart.GetParagraph(), rStart.GetEEIndex(), + rEnd.GetParagraph(), rEnd.GetEEIndex() ); +} + +static ESelection MakeEESelection( const SvxAccessibleTextIndex& rIndex ) +{ + return ESelection( rIndex.GetParagraph(), rIndex.GetEEIndex(), + rIndex.GetParagraph(), rIndex.GetEEIndex() + 1 ); +} + +sal_Int32 SvxAccessibleTextIndex::GetEEIndex() const +{ + DBG_ASSERT(mnEEIndex >= 0, + "SvxAccessibleTextIndex::GetEEIndex: index value overflow"); + + return mnEEIndex; +} + +void SvxAccessibleTextIndex::SetEEIndex( sal_Int32 nEEIndex, const SvxTextForwarder& rTF ) +{ + // reset + mnFieldOffset = 0; + mbInField = false; + mnFieldLen = 0; + mnBulletOffset = 0; + mbInBullet = false; + mnBulletLen = 0; + + // set known values + mnEEIndex = nEEIndex; + + // calculate unknowns + sal_Int32 nCurrField, nFieldCount = rTF.GetFieldCount( GetParagraph() ); + + mnIndex = nEEIndex; + + EBulletInfo aBulletInfo = rTF.GetBulletInfo( GetParagraph() ); + + // any text bullets? + if( aBulletInfo.nParagraph != EE_PARA_NOT_FOUND && + aBulletInfo.bVisible && + aBulletInfo.nType != SVX_NUM_BITMAP ) + { + mnIndex += aBulletInfo.aText.getLength(); + } + + for( nCurrField=0; nCurrField < nFieldCount; ++nCurrField ) + { + EFieldInfo aFieldInfo( rTF.GetFieldInfo( GetParagraph(), nCurrField ) ); + + if( aFieldInfo.aPosition.nIndex > nEEIndex ) + break; + + if( aFieldInfo.aPosition.nIndex == nEEIndex ) + { + AreInField(); + break; + } + + mnIndex += std::max(aFieldInfo.aCurrentText.getLength()-1, sal_Int32(0)); + } +} + +void SvxAccessibleTextIndex::SetIndex( sal_Int32 nIndex, const SvxTextForwarder& rTF ) +{ + // reset + mnFieldOffset = 0; + mbInField = false; + mnFieldLen = 0; + mnBulletOffset = 0; + mbInBullet = false; + mnBulletLen = 0; + + // set known values + mnIndex = nIndex; + + // calculate unknowns + sal_Int32 nCurrField, nFieldCount = rTF.GetFieldCount( GetParagraph() ); + + DBG_ASSERT(nIndex >= 0, + "SvxAccessibleTextIndex::SetIndex: index value overflow"); + + mnEEIndex = nIndex; + + EBulletInfo aBulletInfo = rTF.GetBulletInfo( GetParagraph() ); + + // any text bullets? + if( aBulletInfo.nParagraph != EE_PARA_NOT_FOUND && + aBulletInfo.bVisible && + aBulletInfo.nType != SVX_NUM_BITMAP ) + { + sal_Int32 nBulletLen = aBulletInfo.aText.getLength(); + + if( nIndex < nBulletLen ) + { + mbInBullet = true; + SetBulletOffset( nIndex, nBulletLen ); + mnEEIndex = 0; + return; + } + + mnEEIndex = mnEEIndex - nBulletLen; + } + + for( nCurrField=0; nCurrField < nFieldCount; ++nCurrField ) + { + EFieldInfo aFieldInfo( rTF.GetFieldInfo( GetParagraph(), nCurrField ) ); + + // we're before a field + if( aFieldInfo.aPosition.nIndex > mnEEIndex ) + break; + + mnEEIndex -= std::max(aFieldInfo.aCurrentText.getLength()-1, sal_Int32(0)); + + // we're within a field + if( aFieldInfo.aPosition.nIndex >= mnEEIndex ) + { + AreInField(); + SetFieldOffset( std::max(aFieldInfo.aCurrentText.getLength()-1, sal_Int32(0)) - (aFieldInfo.aPosition.nIndex - mnEEIndex), + aFieldInfo.aCurrentText.getLength() ); + mnEEIndex = aFieldInfo.aPosition.nIndex ; + break; + } + } +} + +bool SvxAccessibleTextIndex::IsEditableRange( const SvxAccessibleTextIndex& rEnd ) const +{ + if( GetIndex() > rEnd.GetIndex() ) + return rEnd.IsEditableRange( *this ); + + if( InBullet() || rEnd.InBullet() ) + return false; + + if( InField() && GetFieldOffset() ) + return false; // within field + + if( rEnd.InField() && rEnd.GetFieldOffset() >= rEnd.GetFieldLen() - 1 ) + return false; // within field + + return true; +} + + +SvxEditSourceAdapter::SvxEditSourceAdapter() : mbEditSourceValid( false ) +{ +} + +SvxEditSourceAdapter::~SvxEditSourceAdapter() +{ +} + +std::unique_ptr<SvxEditSource> SvxEditSourceAdapter::Clone() const +{ + if( mbEditSourceValid && mpAdaptee ) + { + std::unique_ptr< SvxEditSource > pClonedAdaptee( mpAdaptee->Clone() ); + + if (pClonedAdaptee) + { + std::unique_ptr<SvxEditSourceAdapter> pClone(new SvxEditSourceAdapter()); + pClone->SetEditSource( std::move(pClonedAdaptee) ); + return std::unique_ptr< SvxEditSource >(pClone.release()); + } + } + + return nullptr; +} + +SvxAccessibleTextAdapter* SvxEditSourceAdapter::GetTextForwarderAdapter() +{ + if( mbEditSourceValid && mpAdaptee ) + { + SvxTextForwarder* pTextForwarder = mpAdaptee->GetTextForwarder(); + + if( pTextForwarder ) + { + maTextAdapter.SetForwarder(*pTextForwarder); + + return &maTextAdapter; + } + } + + return nullptr; +} + +SvxTextForwarder* SvxEditSourceAdapter::GetTextForwarder() +{ + return GetTextForwarderAdapter(); +} + +SvxViewForwarder* SvxEditSourceAdapter::GetViewForwarder() +{ + if( mbEditSourceValid && mpAdaptee ) + return mpAdaptee->GetViewForwarder(); + + return nullptr; +} + +SvxAccessibleTextEditViewAdapter* SvxEditSourceAdapter::GetEditViewForwarderAdapter( bool bCreate ) +{ + if( mbEditSourceValid && mpAdaptee ) + { + SvxEditViewForwarder* pEditViewForwarder = mpAdaptee->GetEditViewForwarder(bCreate); + + if( pEditViewForwarder ) + { + SvxAccessibleTextAdapter* pTextAdapter = GetTextForwarderAdapter(); + + if( pTextAdapter ) + { + maEditViewAdapter.SetForwarder(*pEditViewForwarder, *pTextAdapter); + + return &maEditViewAdapter; + } + } + } + + return nullptr; +} + +SvxEditViewForwarder* SvxEditSourceAdapter::GetEditViewForwarder( bool bCreate ) +{ + return GetEditViewForwarderAdapter( bCreate ); +} + +void SvxEditSourceAdapter::UpdateData() +{ + if( mbEditSourceValid && mpAdaptee ) + mpAdaptee->UpdateData(); +} + +SfxBroadcaster& SvxEditSourceAdapter::GetBroadcaster() const +{ + if( mbEditSourceValid && mpAdaptee ) + return mpAdaptee->GetBroadcaster(); + + return maDummyBroadcaster; +} + +void SvxEditSourceAdapter::SetEditSource( std::unique_ptr< SvxEditSource > && pAdaptee ) +{ + if (pAdaptee) + { + mpAdaptee = std::move(pAdaptee); + mbEditSourceValid = true; + } + else + { + // do a lazy delete (prevents us from deleting the broadcaster + // from within a broadcast in + // AccessibleTextHelper_Impl::Notify) + mbEditSourceValid = false; + } +} + +SvxAccessibleTextAdapter::SvxAccessibleTextAdapter() + : mpTextForwarder(nullptr) +{ +} + +SvxAccessibleTextAdapter::~SvxAccessibleTextAdapter() +{ +} + +sal_Int32 SvxAccessibleTextAdapter::GetParagraphCount() const +{ + assert(mpTextForwarder && "SvxAccessibleTextAdapter: no forwarder"); + + return mpTextForwarder->GetParagraphCount(); +} + +sal_Int32 SvxAccessibleTextAdapter::GetTextLen( sal_Int32 nParagraph ) const +{ + SvxAccessibleTextIndex aIndex; + aIndex.SetEEIndex( nParagraph, mpTextForwarder->GetTextLen( nParagraph ), *this ); + + return aIndex.GetIndex(); +} + +OUString SvxAccessibleTextAdapter::GetText( const ESelection& rSel ) const +{ + assert(mpTextForwarder && "SvxAccessibleTextAdapter: no forwarder"); + + SvxAccessibleTextIndex aStartIndex; + SvxAccessibleTextIndex aEndIndex; + + aStartIndex.SetIndex( rSel.nStartPara, rSel.nStartPos, *this ); + aEndIndex.SetIndex( rSel.nEndPara, rSel.nEndPos, *this ); + + // normalize selection + if( rSel.nStartPara > rSel.nEndPara || + (rSel.nStartPara == rSel.nEndPara && rSel.nStartPos > rSel.nEndPos) ) + { + std::swap( aStartIndex, aEndIndex ); + } + + OUString sStr = mpTextForwarder->GetText( MakeEESelection(aStartIndex, aEndIndex) ); + + // trim field text, if necessary + if( aStartIndex.InField() ) + { + DBG_ASSERT(aStartIndex.GetFieldOffset() >= 0, + "SvxAccessibleTextIndex::GetText: index value overflow"); + + sStr = sStr.copy( aStartIndex.GetFieldOffset() ); + } + if( aEndIndex.InField() && aEndIndex.GetFieldOffset() ) + { + DBG_ASSERT(sStr.getLength() - (aEndIndex.GetFieldLen() - aEndIndex.GetFieldOffset()) >= 0, + "SvxAccessibleTextIndex::GetText: index value overflow"); + + sStr = sStr.copy(0, sStr.getLength() - (aEndIndex.GetFieldLen() - aEndIndex.GetFieldOffset()) ); + } + + EBulletInfo aBulletInfo2 = GetBulletInfo( aEndIndex.GetParagraph() ); + + if( aEndIndex.InBullet() ) + { + // append trailing bullet + sStr += aBulletInfo2.aText; + + DBG_ASSERT(sStr.getLength() - (aEndIndex.GetBulletLen() - aEndIndex.GetBulletOffset()) >= 0, + "SvxAccessibleTextIndex::GetText: index value overflow"); + + sStr = sStr.copy(0, sStr.getLength() - (aEndIndex.GetBulletLen() - aEndIndex.GetBulletOffset()) ); + } + else if( aStartIndex.GetParagraph() != aEndIndex.GetParagraph() && + HaveTextBullet( aEndIndex.GetParagraph() ) ) + { + OUString sBullet = aBulletInfo2.aText; + + DBG_ASSERT(sBullet.getLength() - (aEndIndex.GetBulletLen() - aEndIndex.GetBulletOffset()) >= 0, + "SvxAccessibleTextIndex::GetText: index value overflow"); + + sBullet = sBullet.copy(0, sBullet.getLength() - (aEndIndex.GetBulletLen() - aEndIndex.GetBulletOffset()) ); + + // insert bullet + sStr = sStr.replaceAt( GetTextLen(aStartIndex.GetParagraph()) - aStartIndex.GetIndex(), 0, sBullet ); + } + + return sStr; +} + +SfxItemSet SvxAccessibleTextAdapter::GetAttribs( const ESelection& rSel, EditEngineAttribs nOnlyHardAttrib ) const +{ + assert(mpTextForwarder && "SvxAccessibleTextAdapter: no forwarder"); + + SvxAccessibleTextIndex aStartIndex; + SvxAccessibleTextIndex aEndIndex; + + aStartIndex.SetIndex( rSel.nStartPara, rSel.nStartPos, *this ); + aEndIndex.SetIndex( rSel.nEndPara, rSel.nEndPos, *this ); + + return mpTextForwarder->GetAttribs( MakeEESelection(aStartIndex, aEndIndex), nOnlyHardAttrib ); +} + +SfxItemSet SvxAccessibleTextAdapter::GetParaAttribs( sal_Int32 nPara ) const +{ + assert(mpTextForwarder && "SvxAccessibleTextAdapter: no forwarder"); + + return mpTextForwarder->GetParaAttribs( nPara ); +} + +void SvxAccessibleTextAdapter::SetParaAttribs( sal_Int32 nPara, const SfxItemSet& rSet ) +{ + assert(mpTextForwarder && "SvxAccessibleTextAdapter: no forwarder"); + + mpTextForwarder->SetParaAttribs( nPara, rSet ); +} + +void SvxAccessibleTextAdapter::RemoveAttribs( const ESelection& ) +{ +} + +void SvxAccessibleTextAdapter::GetPortions( sal_Int32 nPara, std::vector<sal_Int32>& rList ) const +{ + assert(mpTextForwarder && "SvxAccessibleTextAdapter: no forwarder"); + + mpTextForwarder->GetPortions( nPara, rList ); +} + +SfxItemState SvxAccessibleTextAdapter::GetItemState( const ESelection& rSel, sal_uInt16 nWhich ) const +{ + assert(mpTextForwarder && "SvxAccessibleTextAdapter: no forwarder"); + + SvxAccessibleTextIndex aStartIndex; + SvxAccessibleTextIndex aEndIndex; + + aStartIndex.SetIndex( rSel.nStartPara, rSel.nStartPos, *this ); + aEndIndex.SetIndex( rSel.nEndPara, rSel.nEndPos, *this ); + + return mpTextForwarder->GetItemState( MakeEESelection(aStartIndex, aEndIndex), + nWhich ); +} + +SfxItemState SvxAccessibleTextAdapter::GetItemState( sal_Int32 nPara, sal_uInt16 nWhich ) const +{ + assert(mpTextForwarder && "SvxAccessibleTextAdapter: no forwarder"); + + return mpTextForwarder->GetItemState( nPara, nWhich ); +} + +void SvxAccessibleTextAdapter::QuickInsertText( const OUString& rText, const ESelection& rSel ) +{ + assert(mpTextForwarder && "SvxAccessibleTextAdapter: no forwarder"); + + SvxAccessibleTextIndex aStartIndex; + SvxAccessibleTextIndex aEndIndex; + + aStartIndex.SetIndex( rSel.nStartPara, rSel.nStartPos, *this ); + aEndIndex.SetIndex( rSel.nEndPara, rSel.nEndPos, *this ); + + mpTextForwarder->QuickInsertText( rText, + MakeEESelection(aStartIndex, aEndIndex) ); +} + +void SvxAccessibleTextAdapter::QuickInsertField( const SvxFieldItem& rFld, const ESelection& rSel ) +{ + assert(mpTextForwarder && "SvxAccessibleTextAdapter: no forwarder"); + + SvxAccessibleTextIndex aStartIndex; + SvxAccessibleTextIndex aEndIndex; + + aStartIndex.SetIndex( rSel.nStartPara, rSel.nStartPos, *this ); + aEndIndex.SetIndex( rSel.nEndPara, rSel.nEndPos, *this ); + + mpTextForwarder->QuickInsertField( rFld, + MakeEESelection(aStartIndex, aEndIndex) ); +} + +void SvxAccessibleTextAdapter::QuickSetAttribs( const SfxItemSet& rSet, const ESelection& rSel ) +{ + assert(mpTextForwarder && "SvxAccessibleTextAdapter: no forwarder"); + + SvxAccessibleTextIndex aStartIndex; + SvxAccessibleTextIndex aEndIndex; + + aStartIndex.SetIndex( rSel.nStartPara, rSel.nStartPos, *this ); + aEndIndex.SetIndex( rSel.nEndPara, rSel.nEndPos, *this ); + + mpTextForwarder->QuickSetAttribs( rSet, + MakeEESelection(aStartIndex, aEndIndex) ); +} + +void SvxAccessibleTextAdapter::QuickInsertLineBreak( const ESelection& rSel ) +{ + assert(mpTextForwarder && "SvxAccessibleTextAdapter: no forwarder"); + + SvxAccessibleTextIndex aStartIndex; + SvxAccessibleTextIndex aEndIndex; + + aStartIndex.SetIndex( rSel.nStartPara, rSel.nStartPos, *this ); + aEndIndex.SetIndex( rSel.nEndPara, rSel.nEndPos, *this ); + + mpTextForwarder->QuickInsertLineBreak( MakeEESelection(aStartIndex, aEndIndex) ); +} + +SfxItemPool* SvxAccessibleTextAdapter::GetPool() const +{ + assert(mpTextForwarder && "SvxAccessibleTextAdapter: no forwarder"); + + return mpTextForwarder->GetPool(); +} + +OUString SvxAccessibleTextAdapter::CalcFieldValue( const SvxFieldItem& rField, sal_Int32 nPara, sal_Int32 nPos, std::optional<Color>& rpTxtColor, std::optional<Color>& rpFldColor ) +{ + assert(mpTextForwarder && "SvxAccessibleTextAdapter: no forwarder"); + + return mpTextForwarder->CalcFieldValue( rField, nPara, nPos, rpTxtColor, rpFldColor ); +} + +void SvxAccessibleTextAdapter::FieldClicked( const SvxFieldItem& rField ) +{ + assert(mpTextForwarder && "SvxAccessibleTextAdapter: no forwarder"); + + mpTextForwarder->FieldClicked( rField ); +} + +sal_Int32 SvxAccessibleTextAdapter::CalcEditEngineIndex( sal_Int32 nPara, sal_Int32 nLogicalIndex ) +{ + assert(mpTextForwarder && "SvxAccessibleTextAdapter: no forwarder"); + + SvxAccessibleTextIndex aIndex; + aIndex.SetIndex(nPara, nLogicalIndex, *mpTextForwarder); + return aIndex.GetEEIndex(); +} + +bool SvxAccessibleTextAdapter::IsValid() const +{ + assert(mpTextForwarder && "SvxAccessibleTextAdapter: no forwarder"); + + if( mpTextForwarder ) + return mpTextForwarder->IsValid(); + else + return false; +} + +LanguageType SvxAccessibleTextAdapter::GetLanguage( sal_Int32 nPara, sal_Int32 nPos ) const +{ + assert(mpTextForwarder && "SvxAccessibleTextAdapter: no forwarder"); + + SvxAccessibleTextIndex aIndex; + + aIndex.SetIndex( nPara, nPos, *this ); + + return mpTextForwarder->GetLanguage( nPara, aIndex.GetEEIndex() ); +} + +sal_Int32 SvxAccessibleTextAdapter::GetFieldCount( sal_Int32 nPara ) const +{ + assert(mpTextForwarder && "SvxAccessibleTextAdapter: no forwarder"); + + return mpTextForwarder->GetFieldCount( nPara ); +} + +EFieldInfo SvxAccessibleTextAdapter::GetFieldInfo( sal_Int32 nPara, sal_uInt16 nField ) const +{ + assert(mpTextForwarder && "SvxAccessibleTextAdapter: no forwarder"); + + return mpTextForwarder->GetFieldInfo( nPara, nField ); +} + +EBulletInfo SvxAccessibleTextAdapter::GetBulletInfo( sal_Int32 nPara ) const +{ + assert(mpTextForwarder && "SvxAccessibleTextAdapter: no forwarder"); + + return mpTextForwarder->GetBulletInfo( nPara ); +} + +tools::Rectangle SvxAccessibleTextAdapter::GetCharBounds( sal_Int32 nPara, sal_Int32 nIndex ) const +{ + assert(mpTextForwarder && "SvxAccessibleTextAdapter: no forwarder"); + + SvxAccessibleTextIndex aIndex; + aIndex.SetIndex( nPara, nIndex, *this ); + + // preset if anything goes wrong below + // n-th char in GetParagraphIndex's paragraph + tools::Rectangle aRect = mpTextForwarder->GetCharBounds( nPara, aIndex.GetEEIndex() ); + + if( aIndex.InBullet() ) + { + EBulletInfo aBulletInfo = GetBulletInfo( nPara ); + + OutputDevice* pOutDev = GetRefDevice(); + + DBG_ASSERT(pOutDev!=nullptr, "SvxAccessibleTextAdapter::GetCharBounds: No ref device"); + + // preset if anything goes wrong below + aRect = aBulletInfo.aBounds; // better than nothing + if( pOutDev ) + { + AccessibleStringWrap aStringWrap( *pOutDev, aBulletInfo.aFont, aBulletInfo.aText ); + + aStringWrap.GetCharacterBounds( aIndex.GetBulletOffset(), aRect ); + aRect.Move( aBulletInfo.aBounds.Left(), aBulletInfo.aBounds.Top() ); + } + } + else + { + // handle field content manually + if( aIndex.InField() ) + { + OutputDevice* pOutDev = GetRefDevice(); + + DBG_ASSERT(pOutDev!=nullptr, "SvxAccessibleTextAdapter::GetCharBounds: No ref device"); + + if( pOutDev ) + { + ESelection aSel = MakeEESelection( aIndex ); + + SvxFont aFont = EditEngine::CreateSvxFontFromItemSet( mpTextForwarder->GetAttribs( aSel ) ); + AccessibleStringWrap aStringWrap( *pOutDev, + aFont, + mpTextForwarder->GetText( aSel ) ); + + tools::Rectangle aStartRect = mpTextForwarder->GetCharBounds( nPara, aIndex.GetEEIndex() ); + + aStringWrap.GetCharacterBounds( aIndex.GetFieldOffset(), aRect ); + aRect.Move( aStartRect.Left(), aStartRect.Top() ); + } + } + } + + return aRect; +} + +tools::Rectangle SvxAccessibleTextAdapter::GetParaBounds( sal_Int32 nPara ) const +{ + assert(mpTextForwarder && "SvxAccessibleTextAdapter: no forwarder"); + + EBulletInfo aBulletInfo = GetBulletInfo( nPara ); + + if( aBulletInfo.nParagraph != EE_PARA_NOT_FOUND && + aBulletInfo.bVisible && + aBulletInfo.nType != SVX_NUM_BITMAP ) + { + // include bullet in para bounding box + tools::Rectangle aRect( mpTextForwarder->GetParaBounds( nPara ) ); + + aRect.Union( aBulletInfo.aBounds ); + + return aRect; + } + + return mpTextForwarder->GetParaBounds( nPara ); +} + +MapMode SvxAccessibleTextAdapter::GetMapMode() const +{ + assert(mpTextForwarder && "SvxAccessibleTextAdapter: no forwarder"); + + return mpTextForwarder->GetMapMode(); +} + +OutputDevice* SvxAccessibleTextAdapter::GetRefDevice() const +{ + assert(mpTextForwarder && "SvxAccessibleTextAdapter: no forwarder"); + + return mpTextForwarder->GetRefDevice(); +} + +bool SvxAccessibleTextAdapter::GetIndexAtPoint( const Point& rPoint, sal_Int32& nPara, sal_Int32& nIndex ) const +{ + assert(mpTextForwarder && "SvxAccessibleTextAdapter: no forwarder"); + + if( !mpTextForwarder->GetIndexAtPoint( rPoint, nPara, nIndex ) ) + return false; + + SvxAccessibleTextIndex aIndex; + aIndex.SetEEIndex(nPara, nIndex, *this); + + DBG_ASSERT(aIndex.GetIndex() >= 0, + "SvxAccessibleTextIndex::SetIndex: index value overflow"); + + nIndex = aIndex.GetIndex(); + + EBulletInfo aBulletInfo = GetBulletInfo( nPara ); + + // any text bullets? + if( aBulletInfo.nParagraph != EE_PARA_NOT_FOUND && + aBulletInfo.bVisible && + aBulletInfo.nType != SVX_NUM_BITMAP ) + { + if( aBulletInfo.aBounds.Contains( rPoint) ) + { + OutputDevice* pOutDev = GetRefDevice(); + + DBG_ASSERT(pOutDev!=nullptr, "SvxAccessibleTextAdapter::GetIndexAtPoint: No ref device"); + + if( !pOutDev ) + return false; + + AccessibleStringWrap aStringWrap( *pOutDev, aBulletInfo.aFont, aBulletInfo.aText ); + + Point aPoint = rPoint; + aPoint.Move( -aBulletInfo.aBounds.Left(), -aBulletInfo.aBounds.Top() ); + + DBG_ASSERT(aStringWrap.GetIndexAtPoint( aPoint ) >= 0, + "SvxAccessibleTextIndex::SetIndex: index value overflow"); + + nIndex = aStringWrap.GetIndexAtPoint( aPoint ); + return true; + } + } + + if( !aIndex.InField() ) + return true; + + OutputDevice* pOutDev = GetRefDevice(); + + DBG_ASSERT(pOutDev!=nullptr, "SvxAccessibleTextAdapter::GetIndexAtPoint: No ref device"); + + if( !pOutDev ) + return false; + + ESelection aSelection = MakeEESelection( aIndex ); + SvxFont aFont = EditEngine::CreateSvxFontFromItemSet( mpTextForwarder->GetAttribs( aSelection ) ); + AccessibleStringWrap aStringWrap( *pOutDev, + aFont, + mpTextForwarder->GetText( aSelection ) ); + + tools::Rectangle aRect = mpTextForwarder->GetCharBounds( nPara, aIndex.GetEEIndex() ); + Point aPoint = rPoint; + aPoint.Move( -aRect.Left(), -aRect.Top() ); + + DBG_ASSERT(aIndex.GetIndex() + aStringWrap.GetIndexAtPoint( rPoint ) >= 0, + "SvxAccessibleTextIndex::SetIndex: index value overflow"); + + nIndex = (aIndex.GetIndex() + aStringWrap.GetIndexAtPoint( aPoint )); + return true; +} + +bool SvxAccessibleTextAdapter::GetWordIndices( sal_Int32 nPara, sal_Int32 nIndex, sal_Int32& nStart, sal_Int32& nEnd ) const +{ + assert(mpTextForwarder && "SvxAccessibleTextAdapter: no forwarder"); + + SvxAccessibleTextIndex aIndex; + aIndex.SetIndex(nPara, nIndex, *this); + nIndex = aIndex.GetEEIndex(); + + if( aIndex.InBullet() ) + { + DBG_ASSERT(aIndex.GetBulletLen() >= 0, + "SvxAccessibleTextIndex::SetIndex: index value overflow"); + + // always treat bullet as separate word + nStart = 0; + nEnd = aIndex.GetBulletLen(); + + return true; + } + + if( aIndex.InField() ) + { + DBG_ASSERT(aIndex.GetIndex() - aIndex.GetFieldOffset() >= 0 && + nStart + aIndex.GetFieldLen() >= 0, + "SvxAccessibleTextIndex::SetIndex: index value overflow"); + + // always treat field as separate word + // TODO: to circumvent this, _we_ would have to do the break iterator stuff! + nStart = aIndex.GetIndex() - aIndex.GetFieldOffset(); + nEnd = nStart + aIndex.GetFieldLen(); + + return true; + } + + if( !mpTextForwarder->GetWordIndices( nPara, nIndex, nStart, nEnd ) ) + return false; + + aIndex.SetEEIndex( nPara, nStart, *this ); + DBG_ASSERT(aIndex.GetIndex() >= 0, + "SvxAccessibleTextIndex::SetIndex: index value overflow"); + nStart = aIndex.GetIndex(); + + aIndex.SetEEIndex( nPara, nEnd, *this ); + DBG_ASSERT(aIndex.GetIndex() >= 0, + "SvxAccessibleTextIndex::SetIndex: index value overflow"); + nEnd = aIndex.GetIndex(); + + return true; +} + +bool SvxAccessibleTextAdapter::GetAttributeRun( sal_Int32& nStartIndex, sal_Int32& nEndIndex, sal_Int32 nPara, sal_Int32 nIndex, bool /* bInCell */ ) const +{ + assert(mpTextForwarder && "SvxAccessibleTextAdapter: no forwarder"); + + SvxAccessibleTextIndex aIndex; + aIndex.SetIndex(nPara, nIndex, *this); + nIndex = aIndex.GetEEIndex(); + + if( aIndex.InBullet() ) + { + DBG_ASSERT(aIndex.GetBulletLen() >= 0, + "SvxAccessibleTextIndex::SetIndex: index value overflow"); + + // always treat bullet as distinct attribute + nStartIndex = 0; + nEndIndex = aIndex.GetBulletLen(); + + return true; + } + + if( aIndex.InField() ) + { + DBG_ASSERT(aIndex.GetIndex() - aIndex.GetFieldOffset() >= 0, + "SvxAccessibleTextIndex::SetIndex: index value overflow"); + + // always treat field as distinct attribute + nStartIndex = aIndex.GetIndex() - aIndex.GetFieldOffset(); + nEndIndex = nStartIndex + aIndex.GetFieldLen(); + + return true; + } + + if( !mpTextForwarder->GetAttributeRun( nStartIndex, nEndIndex, nPara, nIndex ) ) + return false; + + aIndex.SetEEIndex( nPara, nStartIndex, *this ); + DBG_ASSERT(aIndex.GetIndex() >= 0, + "SvxAccessibleTextIndex::SetIndex: index value overflow"); + nStartIndex = aIndex.GetIndex(); + + aIndex.SetEEIndex( nPara, nEndIndex, *this ); + DBG_ASSERT(aIndex.GetIndex() >= 0, + "SvxAccessibleTextIndex::SetIndex: index value overflow"); + nEndIndex = aIndex.GetIndex(); + + return true; +} + +sal_Int32 SvxAccessibleTextAdapter::GetLineCount( sal_Int32 nPara ) const +{ + assert(mpTextForwarder && "SvxAccessibleTextAdapter: no forwarder"); + + return mpTextForwarder->GetLineCount( nPara ); +} + +sal_Int32 SvxAccessibleTextAdapter::GetLineLen( sal_Int32 nPara, sal_Int32 nLine ) const +{ + assert(mpTextForwarder && "SvxAccessibleTextAdapter: no forwarder"); + + SvxAccessibleTextIndex aEndIndex; + sal_Int32 nCurrLine; + sal_Int32 nCurrIndex, nLastIndex; + for( nCurrLine=0, nCurrIndex=0, nLastIndex=0; nCurrLine<=nLine; ++nCurrLine ) + { + nLastIndex = nCurrIndex; + nCurrIndex = + nCurrIndex + mpTextForwarder->GetLineLen( nPara, nCurrLine ); + } + + aEndIndex.SetEEIndex( nPara, nCurrIndex, *this ); + if( nLine > 0 ) + { + SvxAccessibleTextIndex aStartIndex; + aStartIndex.SetEEIndex( nPara, nLastIndex, *this ); + + return aEndIndex.GetIndex() - aStartIndex.GetIndex(); + } + else + return aEndIndex.GetIndex(); +} + +void SvxAccessibleTextAdapter::GetLineBoundaries( /*out*/sal_Int32 &rStart, /*out*/sal_Int32 &rEnd, sal_Int32 nParagraph, sal_Int32 nLine ) const +{ + mpTextForwarder->GetLineBoundaries( rStart, rEnd, nParagraph, nLine ); +} + +sal_Int32 SvxAccessibleTextAdapter::GetLineNumberAtIndex( sal_Int32 nPara, sal_Int32 nIndex ) const +{ + return mpTextForwarder->GetLineNumberAtIndex( nPara, nIndex ); +} + +bool SvxAccessibleTextAdapter::Delete( const ESelection& rSel ) +{ + assert(mpTextForwarder && "SvxAccessibleTextAdapter: no forwarder"); + + SvxAccessibleTextIndex aStartIndex; + SvxAccessibleTextIndex aEndIndex; + + aStartIndex.SetIndex( rSel.nStartPara, rSel.nStartPos, *this ); + aEndIndex.SetIndex( rSel.nEndPara, rSel.nEndPos, *this ); + + return mpTextForwarder->Delete( MakeEESelection(aStartIndex, aEndIndex ) ); +} + +bool SvxAccessibleTextAdapter::InsertText( const OUString& rStr, const ESelection& rSel ) +{ + assert(mpTextForwarder && "SvxAccessibleTextAdapter: no forwarder"); + + SvxAccessibleTextIndex aStartIndex; + SvxAccessibleTextIndex aEndIndex; + + aStartIndex.SetIndex( rSel.nStartPara, rSel.nStartPos, *this ); + aEndIndex.SetIndex( rSel.nEndPara, rSel.nEndPos, *this ); + + return mpTextForwarder->InsertText( rStr, MakeEESelection(aStartIndex, aEndIndex) ); +} + +bool SvxAccessibleTextAdapter::QuickFormatDoc( bool bFull ) +{ + assert(mpTextForwarder && "SvxAccessibleTextAdapter: no forwarder"); + + return mpTextForwarder->QuickFormatDoc( bFull ); +} + +sal_Int16 SvxAccessibleTextAdapter::GetDepth( sal_Int32 nPara ) const +{ + assert(mpTextForwarder && "SvxAccessibleTextAdapter: no forwarder"); + + return mpTextForwarder->GetDepth( nPara ); +} + +bool SvxAccessibleTextAdapter::SetDepth( sal_Int32 nPara, sal_Int16 nNewDepth ) +{ + assert(mpTextForwarder && "SvxAccessibleTextAdapter: no forwarder"); + + return mpTextForwarder->SetDepth( nPara, nNewDepth ); +} + +void SvxAccessibleTextAdapter::SetForwarder( SvxTextForwarder& rForwarder ) +{ + mpTextForwarder = &rForwarder; +} + +bool SvxAccessibleTextAdapter::HaveImageBullet( sal_Int32 nPara ) const +{ + EBulletInfo aBulletInfo = GetBulletInfo( nPara ); + + return ( aBulletInfo.nParagraph != EE_PARA_NOT_FOUND && + aBulletInfo.bVisible && + aBulletInfo.nType == SVX_NUM_BITMAP ); +} + +bool SvxAccessibleTextAdapter::HaveTextBullet( sal_Int32 nPara ) const +{ + EBulletInfo aBulletInfo = GetBulletInfo( nPara ); + + return ( aBulletInfo.nParagraph != EE_PARA_NOT_FOUND && + aBulletInfo.bVisible && + aBulletInfo.nType != SVX_NUM_BITMAP ); +} + +bool SvxAccessibleTextAdapter::IsEditable( const ESelection& rSel ) const +{ + SvxAccessibleTextIndex aStartIndex; + SvxAccessibleTextIndex aEndIndex; + + aStartIndex.SetIndex( rSel.nStartPara, rSel.nStartPos, *this ); + aEndIndex.SetIndex( rSel.nEndPara, rSel.nEndPos, *this ); + + // normalize selection + if( rSel.nStartPara > rSel.nEndPara || + (rSel.nStartPara == rSel.nEndPara && rSel.nStartPos > rSel.nEndPos) ) + { + std::swap( aStartIndex, aEndIndex ); + } + + return aStartIndex.IsEditableRange( aEndIndex ); +} + +const SfxItemSet * SvxAccessibleTextAdapter::GetEmptyItemSetPtr() +{ + OSL_FAIL( "not implemented" ); + return nullptr; +} + +void SvxAccessibleTextAdapter::AppendParagraph() +{ + OSL_FAIL( "not implemented" ); +} + +sal_Int32 SvxAccessibleTextAdapter::AppendTextPortion( sal_Int32, const OUString &, const SfxItemSet & ) +{ + OSL_FAIL( "not implemented" ); + return 0; +} +void SvxAccessibleTextAdapter::CopyText(const SvxTextForwarder&) +{ + OSL_FAIL( "not implemented" ); +} + +SvxAccessibleTextEditViewAdapter::SvxAccessibleTextEditViewAdapter() + : mpViewForwarder(nullptr) + , mpTextForwarder(nullptr) +{ +} + +SvxAccessibleTextEditViewAdapter::~SvxAccessibleTextEditViewAdapter() +{ +} + +bool SvxAccessibleTextEditViewAdapter::IsValid() const +{ + DBG_ASSERT(mpViewForwarder, "SvxAccessibleTextEditViewAdapter: no forwarder"); + + if( mpViewForwarder ) + return mpViewForwarder->IsValid(); + else + return false; +} + +Point SvxAccessibleTextEditViewAdapter::LogicToPixel( const Point& rPoint, const MapMode& rMapMode ) const +{ + DBG_ASSERT(mpViewForwarder, "SvxAccessibleTextEditViewAdapter: no forwarder"); + + return mpViewForwarder->LogicToPixel(rPoint, rMapMode); +} + +Point SvxAccessibleTextEditViewAdapter::PixelToLogic( const Point& rPoint, const MapMode& rMapMode ) const +{ + DBG_ASSERT(mpViewForwarder, "SvxAccessibleTextEditViewAdapter: no forwarder"); + + return mpViewForwarder->PixelToLogic(rPoint, rMapMode); +} + +bool SvxAccessibleTextEditViewAdapter::GetSelection( ESelection& rSel ) const +{ + DBG_ASSERT(mpViewForwarder, "SvxAccessibleTextEditViewAdapter: no forwarder"); + + ESelection aSelection; + + if( !mpViewForwarder->GetSelection( aSelection ) ) + return false; + + SvxAccessibleTextIndex aStartIndex; + SvxAccessibleTextIndex aEndIndex; + + aStartIndex.SetEEIndex( aSelection.nStartPara, aSelection.nStartPos, *mpTextForwarder ); + aEndIndex.SetEEIndex( aSelection.nEndPara, aSelection.nEndPos, *mpTextForwarder ); + + DBG_ASSERT(aStartIndex.GetIndex() >= 0 && + aEndIndex.GetIndex() >= 0, + "SvxAccessibleTextEditViewAdapter::GetSelection: index value overflow"); + + rSel = ESelection( aStartIndex.GetParagraph(), aStartIndex.GetIndex(), + aEndIndex.GetParagraph(), aEndIndex.GetIndex() ); + + return true; +} + +bool SvxAccessibleTextEditViewAdapter::SetSelection( const ESelection& rSel ) +{ + DBG_ASSERT(mpViewForwarder, "SvxAccessibleTextEditViewAdapter: no forwarder"); + + SvxAccessibleTextIndex aStartIndex; + SvxAccessibleTextIndex aEndIndex; + + aStartIndex.SetIndex( rSel.nStartPara, rSel.nStartPos, *mpTextForwarder ); + aEndIndex.SetIndex( rSel.nEndPara, rSel.nEndPos, *mpTextForwarder ); + + return mpViewForwarder->SetSelection( MakeEESelection(aStartIndex, aEndIndex) ); +} + +bool SvxAccessibleTextEditViewAdapter::Copy() +{ + DBG_ASSERT(mpViewForwarder, "SvxAccessibleTextEditViewAdapter: no forwarder"); + + return mpViewForwarder->Copy(); +} + +bool SvxAccessibleTextEditViewAdapter::Cut() +{ + DBG_ASSERT(mpViewForwarder, "SvxAccessibleTextEditViewAdapter: no forwarder"); + + return mpViewForwarder->Cut(); +} + +bool SvxAccessibleTextEditViewAdapter::Paste() +{ + DBG_ASSERT(mpViewForwarder, "SvxAccessibleTextEditViewAdapter: no forwarder"); + + return mpViewForwarder->Paste(); +} + +void SvxAccessibleTextEditViewAdapter::SetForwarder( SvxEditViewForwarder& rForwarder, + SvxAccessibleTextAdapter& rTextForwarder ) +{ + mpViewForwarder = &rForwarder; + mpTextForwarder = &rTextForwarder; +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |