Files
libreoffice/sw/source/core/text/porfld.cxx
Stephan Bergmann b2c8ea3a02 loplugin:cstylecast: deal with remaining pointer casts
Change-Id: I8d27ae80d209159690182ab91e272cf00e9f863d
2015-06-08 16:28:47 +02:00

1322 lines
44 KiB
C++

/* -*- 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 <hintids.hxx>
#include <com/sun/star/i18n/ScriptType.hpp>
#include <vcl/graph.hxx>
#include <editeng/brushitem.hxx>
#include <vcl/metric.hxx>
#include <vcl/outdev.hxx>
#include <viewopt.hxx>
#include <SwPortionHandler.hxx>
#include <porlay.hxx>
#include <porfld.hxx>
#include <inftxt.hxx>
#include <blink.hxx>
#include <frmtool.hxx>
#include <viewsh.hxx>
#include <docsh.hxx>
#include <doc.hxx>
#include <IDocumentSettingAccess.hxx>
#include "rootfrm.hxx"
#include <breakit.hxx>
#include <porrst.hxx>
#include <porftn.hxx>
#include <accessibilityoptions.hxx>
#include <editeng/lrspitem.hxx>
#include <unicode/ubidi.h>
using namespace ::com::sun::star;
SwLinePortion *SwFieldPortion::Compress()
{ return (GetLen() || !aExpand.isEmpty() || SwLinePortion::Compress()) ? this : 0; }
SwFieldPortion *SwFieldPortion::Clone( const OUString &rExpand ) const
{
SwFont *pNewFnt;
if( 0 != ( pNewFnt = pFnt ) )
{
pNewFnt = new SwFont( *pFnt );
}
// #i107143#
// pass placeholder property to created <SwFieldPortion> instance.
SwFieldPortion* pClone = new SwFieldPortion( rExpand, pNewFnt, bPlaceHolder );
pClone->SetNextOffset( nNextOffset );
pClone->m_bNoLength = this->m_bNoLength;
return pClone;
}
void SwFieldPortion::TakeNextOffset( const SwFieldPortion* pField )
{
OSL_ENSURE( pField, "TakeNextOffset: Missing Source" );
nNextOffset = pField->GetNextOffset();
aExpand = aExpand.replaceAt( 0, nNextOffset, "" );
bFollow = true;
}
SwFieldPortion::SwFieldPortion( const OUString &rExpand, SwFont *pFont, bool bPlaceHold )
: aExpand(rExpand), pFnt(pFont), nNextOffset(0), nNextScriptChg(COMPLETE_STRING), nViewWidth(0)
, bFollow( false ), bLeft( false), bHide( false)
, bCenter (false), bHasFollow( false )
, bAnimated( false), bNoPaint( false)
, bReplace( false), bPlaceHolder( bPlaceHold )
, m_bNoLength( false )
, m_nAttrFieldType(0)
{
SetWhichPor( POR_FLD );
}
SwFieldPortion::SwFieldPortion( const SwFieldPortion& rField )
: SwExpandPortion( rField )
, aExpand( rField.GetExp() )
, nNextOffset( rField.GetNextOffset() )
, nNextScriptChg( rField.GetNextScriptChg() )
, nViewWidth( rField.nViewWidth )
, bFollow( rField.IsFollow() )
, bLeft( rField.IsLeft() )
, bHide( rField.IsHide() )
, bCenter( rField.IsCenter() )
, bHasFollow( rField.HasFollow() )
, bAnimated ( rField.bAnimated )
, bNoPaint( rField.bNoPaint)
, bReplace( rField.bReplace )
, bPlaceHolder( rField.bPlaceHolder )
, m_bNoLength( rField.m_bNoLength )
, m_nAttrFieldType( rField.m_nAttrFieldType)
{
if ( rField.HasFont() )
pFnt = new SwFont( *rField.GetFont() );
else
pFnt = 0;
SetWhichPor( POR_FLD );
}
SwFieldPortion::~SwFieldPortion()
{
delete pFnt;
if( pBlink )
pBlink->Delete( this );
}
sal_uInt16 SwFieldPortion::GetViewWidth( const SwTextSizeInfo &rInf ) const
{
// even though this is const, nViewWidth should be computed at the very end:
SwFieldPortion* pThis = const_cast<SwFieldPortion*>(this);
if( !Width() && rInf.OnWin() && !rInf.GetOpt().IsPagePreview() &&
!rInf.GetOpt().IsReadonly() && SwViewOption::IsFieldShadings() )
{
if( !nViewWidth )
pThis->nViewWidth = rInf.GetTextSize(OUString(' ')).Width();
}
else
pThis->nViewWidth = 0;
return nViewWidth;
}
/**
* Never just use SetLen(0)
*/
class SwFieldSlot
{
std::shared_ptr<vcl::TextLayoutCache> m_pOldCachedVclData;
const OUString *pOldText;
OUString aText;
sal_Int32 nIdx;
sal_Int32 nLen;
SwTextFormatInfo *pInf;
bool bOn;
public:
SwFieldSlot( const SwTextFormatInfo* pNew, const SwFieldPortion *pPor );
~SwFieldSlot();
};
SwFieldSlot::SwFieldSlot( const SwTextFormatInfo* pNew, const SwFieldPortion *pPor )
: pOldText(NULL)
, nIdx(0)
, nLen(0)
, pInf(NULL)
{
bOn = pPor->GetExpText( *pNew, aText );
// The text will be replaced ...
if( bOn )
{
pInf = const_cast<SwTextFormatInfo*>(pNew);
nIdx = pInf->GetIdx();
nLen = pInf->GetLen();
pOldText = &(pInf->GetText());
m_pOldCachedVclData = pInf->GetCachedVclData();
pInf->SetLen( aText.getLength() );
pInf->SetCachedVclData(nullptr);
if( pPor->IsFollow() )
{
pInf->SetFakeLineStart( nIdx > pInf->GetLineStart() );
pInf->SetIdx( 0 );
}
else
{
aText = (*pOldText).replaceAt(nIdx, 1, aText);
}
pInf->SetText( aText );
}
}
SwFieldSlot::~SwFieldSlot()
{
if( bOn )
{
pInf->SetCachedVclData(m_pOldCachedVclData);
pInf->SetText( *pOldText );
pInf->SetIdx( nIdx );
pInf->SetLen( nLen );
pInf->SetFakeLineStart( false );
}
}
void SwFieldPortion::CheckScript( const SwTextSizeInfo &rInf )
{
OUString aText;
if( GetExpText( rInf, aText ) && !aText.isEmpty() && g_pBreakIt->GetBreakIter().is() )
{
sal_uInt8 nActual = pFnt ? pFnt->GetActual() : rInf.GetFont()->GetActual();
sal_uInt16 nScript = g_pBreakIt->GetBreakIter()->getScriptType( aText, 0 );
sal_Int32 nChg = 0;
if( i18n::ScriptType::WEAK == nScript )
{
nChg = g_pBreakIt->GetBreakIter()->endOfScript(aText,0,nScript);
if (nChg < aText.getLength() && nChg >= 0)
nScript = g_pBreakIt->GetBreakIter()->getScriptType( aText, nChg );
}
// nNextScriptChg will be evaluated during SwFieldPortion::Format()
if (nChg < aText.getLength() && nChg >= 0)
nNextScriptChg = g_pBreakIt->GetBreakIter()->endOfScript( aText, nChg, nScript );
else
nNextScriptChg = aText.getLength();
sal_uInt8 nTmp;
switch ( nScript ) {
case i18n::ScriptType::LATIN : nTmp = SW_LATIN; break;
case i18n::ScriptType::ASIAN : nTmp = SW_CJK; break;
case i18n::ScriptType::COMPLEX : nTmp = SW_CTL; break;
default: nTmp = nActual;
}
// #i16354# Change script type for RTL text to CTL.
const SwScriptInfo& rSI = rInf.GetParaPortion()->GetScriptInfo();
// #i98418#
const sal_uInt8 nFieldDir = ( IsNumberPortion() || IsFootnoteNumPortion() ) ?
rSI.GetDefaultDir() :
rSI.DirType( IsFollow() ? rInf.GetIdx() - 1 : rInf.GetIdx() );
bool bPerformUBA = UBIDI_LTR != nFieldDir || i18n::ScriptType::COMPLEX == nScript;
if (bPerformUBA)
{
UErrorCode nError = U_ZERO_ERROR;
UBiDi* pBidi = ubidi_openSized( aText.getLength(), 0, &nError );
ubidi_setPara( pBidi, reinterpret_cast<const UChar *>(aText.getStr()), aText.getLength(), nFieldDir, NULL, &nError );
int32_t nEnd;
UBiDiLevel nCurrDir;
ubidi_getLogicalRun( pBidi, 0, &nEnd, &nCurrDir );
ubidi_close( pBidi );
const sal_Int32 nNextDirChg = nEnd;
nNextScriptChg = std::min( nNextScriptChg, nNextDirChg );
// #i89825# change the script type also to CTL
// if there is no strong LTR char in the LTR run (numbers)
if ( nCurrDir != UBIDI_RTL )
{
nCurrDir = UBIDI_RTL;
for( sal_Int32 nCharIdx = 0; nCharIdx < nEnd; ++nCharIdx )
{
UCharDirection nCharDir = u_charDirection ( aText[ nCharIdx ]);
if ( nCharDir == U_LEFT_TO_RIGHT ||
nCharDir == U_LEFT_TO_RIGHT_EMBEDDING ||
nCharDir == U_LEFT_TO_RIGHT_OVERRIDE )
{
nCurrDir = UBIDI_LTR;
break;
}
}
}
if (nCurrDir == UBIDI_RTL)
{
nTmp = SW_CTL;
// If we decided that this range was RTL after all and the
// previous range was complex but clipped to the start of this
// range, then extend it to be complex over the additional RTL range
if (nScript == i18n::ScriptType::COMPLEX)
nNextScriptChg = nNextDirChg;
}
}
// #i98418#
// keep determined script type for footnote portions as preferred script type.
// For footnote portions a font can not be created directly - see footnote
// portion format method.
if ( IsFootnotePortion() )
{
static_cast<SwFootnotePortion*>(this)->SetPreferredScriptType( nTmp );
}
else if ( nTmp != nActual )
{
if( !pFnt )
pFnt = new SwFont( *rInf.GetFont() );
pFnt->SetActual( nTmp );
}
}
}
bool SwFieldPortion::Format( SwTextFormatInfo &rInf )
{
// Scope wegen aDiffText::DTOR!
sal_Int32 nRest;
bool bFull = false;
bool bEOL = false;
const sal_Int32 nTextRest = rInf.GetText().getLength() - rInf.GetIdx();
{
SwFieldSlot aDiffText( &rInf, this );
SwLayoutModeModifier aLayoutModeModifier( *rInf.GetOut() );
aLayoutModeModifier.SetAuto();
// Field portion has to be split in several parts if
// 1. There are script/direction changes inside the field
// 2. There are portion breaks (tab, break) inside the field:
const sal_Int32 nOldFullLen = rInf.GetLen();
sal_Int32 nFullLen = rInf.ScanPortionEnd( rInf.GetIdx(), rInf.GetIdx() + nOldFullLen ) - rInf.GetIdx();
if ( nNextScriptChg < nFullLen )
{
nFullLen = nNextScriptChg;
rInf.SetHookChar( 0 );
}
rInf.SetLen( nFullLen );
if ( COMPLETE_STRING != rInf.GetUnderScorePos() &&
rInf.GetUnderScorePos() > rInf.GetIdx() )
rInf.SetUnderScorePos( rInf.GetIdx() );
if( pFnt )
pFnt->GoMagic( rInf.GetVsh(), pFnt->GetActual() );
SwFontSave aSave( rInf, pFnt );
// Length must be 0: the length is set for bFull after format
// and passed along in nRest. Or else the old length would be
// retained and be used for nRest!
SetLen(0);
const sal_Int32 nFollow = IsFollow() ? 0 : 1;
// As odd is may seem: the query for GetLen() must return false due
// to the ExpandPortions _after_ aDiffText (see SoftHyphs), caused
// by SetFull.
if( !nFullLen )
{
// Don't Init(), as we need height and ascent
Width(0);
bFull = rInf.Width() <= rInf.GetPos().X();
}
else
{
sal_Int32 nOldLineStart = rInf.GetLineStart();
if( IsFollow() )
rInf.SetLineStart( 0 );
rInf.SetNotEOL( nFullLen == nOldFullLen && nTextRest > nFollow );
// the height depending on the fields font is set,
// this is required for SwTextGuess::Guess
Height( rInf.GetTextHeight() + rInf.GetFont()->GetTopBorderSpace() +
rInf.GetFont()->GetBottomBorderSpace() );
// If a kerning portion is inserted after our field portion,
// the ascent and height must be known
SetAscent( rInf.GetAscent() + rInf.GetFont()->GetTopBorderSpace() );
bFull = SwTextPortion::Format( rInf );
rInf.SetNotEOL( false );
rInf.SetLineStart( nOldLineStart );
}
sal_Int32 nTmpLen = GetLen();
bEOL = !nTmpLen && nFollow && bFull;
nRest = nOldFullLen - nTmpLen;
// The char is held in the first position
// Unconditionally after format!
SetLen( (m_bNoLength) ? 0 : nFollow );
if( nRest )
{
// aExpand has not yet been shortened; the new Ofst is a
// result of nRest
sal_Int32 nNextOfst = aExpand.getLength() - nRest;
if ( IsQuoVadisPortion() )
nNextOfst = nNextOfst + static_cast<SwQuoVadisPortion*>(this)->GetContText().getLength();
OUString aNew( aExpand.copy( nNextOfst ) );
aExpand = aExpand.copy( 0, nNextOfst );
// These characters should not be contained in the follow
// field portion. They are handled via the HookChar mechanism.
switch( aNew[0] )
{
case CH_BREAK : bFull = true;
// no break
case ' ' :
case CH_TAB :
case CHAR_HARDHYPHEN: // non-breaking hyphen
case CHAR_SOFTHYPHEN:
case CHAR_HARDBLANK:
case CHAR_ZWSP :
case CHAR_ZWNBSP :
case CH_TXTATR_BREAKWORD:
case CH_TXTATR_INWORD:
{
aNew = aNew.copy( 1 );
++nNextOfst;
break;
}
default: ;
}
// Even if there is no more text left for a follow field,
// we have to build a follow field portion (without font),
// otherwise the HookChar mechanism would not work.
SwFieldPortion *pField = Clone( aNew );
if( !aNew.isEmpty() && !pField->GetFont() )
{
SwFont *pNewFnt = new SwFont( *rInf.GetFont() );
pField->SetFont( pNewFnt );
}
pField->SetFollow( true );
SetHasFollow( true );
// For a newly created field, nNextOffset contains the Offset
// of it's start of the original string
// If a FollowField is created when formatting, this FollowField's
// Offset is being held in nNextOffset
nNextOffset = nNextOffset + nNextOfst;
pField->SetNextOffset( nNextOffset );
rInf.SetRest( pField );
}
}
if( bEOL && rInf.GetLast() && !rInf.GetUnderflow() )
rInf.GetLast()->FormatEOL( rInf );
return bFull;
}
void SwFieldPortion::Paint( const SwTextPaintInfo &rInf ) const
{
SwFontSave aSave( rInf, pFnt );
OSL_ENSURE( GetLen() <= 1, "SwFieldPortion::Paint: rest-portion pollution?" );
if( Width() && ( !bPlaceHolder || rInf.GetOpt().IsShowPlaceHolderFields() ) )
{
// A very liberal use of the background
rInf.DrawViewOpt( *this, POR_FLD );
SwExpandPortion::Paint( rInf );
}
}
bool SwFieldPortion::GetExpText( const SwTextSizeInfo &rInf, OUString &rText ) const
{
rText = aExpand;
if( rText.isEmpty() && rInf.OnWin() &&
!rInf.GetOpt().IsPagePreview() && !rInf.GetOpt().IsReadonly() &&
SwViewOption::IsFieldShadings() &&
!HasFollow() )
rText = " ";
return true;
}
void SwFieldPortion::HandlePortion( SwPortionHandler& rPH ) const
{
sal_Int32 nH = 0;
sal_Int32 nW = 0;
if (pFnt)
{
nH = pFnt->GetSize(pFnt->GetActual()).Height();
nW = pFnt->GetSize(pFnt->GetActual()).Width();
}
rPH.Special( GetLen(), aExpand, GetWhichPor(), nH, nW, pFnt );
if( GetWhichPor() == POR_FLD )
{
rPH.SetAttrFieldType(m_nAttrFieldType);
}
}
SwPosSize SwFieldPortion::GetTextSize( const SwTextSizeInfo &rInf ) const
{
SwFontSave aSave( rInf, pFnt );
SwPosSize aSize( SwExpandPortion::GetTextSize( rInf ) );
return aSize;
}
SwFieldPortion *SwHiddenPortion::Clone(const OUString &rExpand ) const
{
SwFont *pNewFnt;
if( 0 != ( pNewFnt = pFnt ) )
pNewFnt = new SwFont( *pFnt );
return new SwHiddenPortion( rExpand, pNewFnt );
}
void SwHiddenPortion::Paint( const SwTextPaintInfo &rInf ) const
{
if( Width() )
{
SwFontSave aSave( rInf, pFnt );
rInf.DrawViewOpt( *this, POR_HIDDEN );
SwExpandPortion::Paint( rInf );
}
}
bool SwHiddenPortion::GetExpText( const SwTextSizeInfo &rInf, OUString &rText ) const
{
// Do not query for IsHidden()!
return SwFieldPortion::GetExpText( rInf, rText );
}
SwNumberPortion::SwNumberPortion( const OUString &rExpand,
SwFont *pFont,
const bool bLft,
const bool bCntr,
const sal_uInt16 nMinDst,
const bool bLabelAlignmentPosAndSpaceModeActive )
: SwFieldPortion( rExpand, pFont ),
nFixWidth(0),
nMinDist( nMinDst ),
mbLabelAlignmentPosAndSpaceModeActive( bLabelAlignmentPosAndSpaceModeActive )
{
SetWhichPor( POR_NUMBER );
SetLeft( bLft );
SetHide( false );
SetCenter( bCntr );
}
sal_Int32 SwNumberPortion::GetCrsrOfst( const sal_uInt16 ) const
{
return 0;
}
SwFieldPortion *SwNumberPortion::Clone( const OUString &rExpand ) const
{
SwFont *pNewFnt;
if( 0 != ( pNewFnt = pFnt ) )
pNewFnt = new SwFont( *pFnt );
return new SwNumberPortion( rExpand, pNewFnt, IsLeft(), IsCenter(),
nMinDist, mbLabelAlignmentPosAndSpaceModeActive );
}
/**
* We can create multiple NumFields
* Tricky, if one enters enough previous-text in the dialog box
* to cause the line to overflow
* We need to keep the Fly's evasion tactics in mind
*/
bool SwNumberPortion::Format( SwTextFormatInfo &rInf )
{
SetHide( false );
const bool bFull = SwFieldPortion::Format( rInf );
SetLen( 0 );
// a numbering portion can be contained in a rotated portion!!!
nFixWidth = rInf.IsMulti() ? Height() : Width();
rInf.SetNumDone( !rInf.GetRest() );
if( rInf.IsNumDone() )
{
// SetAscent( rInf.GetAscent() );
OSL_ENSURE( Height() && nAscent, "NumberPortions without Height | Ascent" );
long nDiff( 0 );
if ( !mbLabelAlignmentPosAndSpaceModeActive )
{
if ( !rInf.GetTextFrm()->GetTextNode()->getIDocumentSettingAccess()->get(DocumentSettingId::IGNORE_FIRST_LINE_INDENT_IN_NUMBERING) &&
// #i32902#
!IsFootnoteNumPortion() )
{
nDiff = rInf.Left()
+ rInf.GetTextFrm()->GetTextNode()->
GetSwAttrSet().GetLRSpace().GetTextFirstLineOfst()
- rInf.First()
+ rInf.ForcedLeftMargin();
}
else
{
nDiff = rInf.Left() - rInf.First() + rInf.ForcedLeftMargin();
}
}
// The text part of the numbering should always at least
// start at the left margin
if( nDiff < 0 )
nDiff = 0;
else if ( nDiff > rInf.X() )
nDiff -= rInf.X();
else
nDiff = 0;
if( nDiff < nFixWidth + nMinDist )
nDiff = nFixWidth + nMinDist;
// Numbering evades the Fly, no nDiff in the second round
// Tricky special case: FlyFrm is in an Area we're just about to
// acquire
// The NumberPortion is marked as hidden
const bool bFly = rInf.GetFly() ||
( rInf.GetLast() && rInf.GetLast()->IsFlyPortion() );
if( nDiff > rInf.Width() )
{
nDiff = rInf.Width();
if ( bFly )
SetHide( true );
}
// A numbering portion can be inside a SwRotatedPortion. Then the
// Height has to be changed
if ( rInf.IsMulti() )
{
if ( Height() < nDiff )
Height( sal_uInt16( nDiff ) );
}
else if( Width() < nDiff )
Width( sal_uInt16(nDiff) );
}
return bFull;
}
/**
* A FormatEOL indicates that the subsequent text did not fit onto
* the line anymore. In order for the Numbering to follow through,
* we hide this NumberPortion
*/
void SwNumberPortion::FormatEOL( SwTextFormatInfo& )
{
// This caused trouble with flys anchored as characters.
// If one of these is numbered but does not fit to the line,
// it calls this function, causing a loop because both the number
// portion and the fly portion go to the next line
// SetHide( true );
}
/**
* A hidden NumberPortion is not displayed, unless there are TextPortions in
* this line or there's just one line at all
*/
void SwNumberPortion::Paint( const SwTextPaintInfo &rInf ) const
{
if ( IsHide() && rInf.GetParaPortion() && rInf.GetParaPortion()->GetNext() )
{
SwLinePortion *pTmp = GetPortion();
while ( pTmp && !pTmp->InTextGrp() )
pTmp = pTmp->GetPortion();
if ( !pTmp )
return;
}
// calculate the width of the number portion, including follows
const sal_uInt16 nOldWidth = Width();
sal_uInt16 nSumWidth = 0;
sal_uInt16 nOffset = 0;
const SwLinePortion* pTmp = this;
while ( pTmp && pTmp->InNumberGrp() )
{
nSumWidth = nSumWidth + pTmp->Width();
if ( static_cast<const SwNumberPortion*>(pTmp)->HasFollow() )
pTmp = pTmp->GetPortion();
else
{
nOffset = pTmp->Width() - static_cast<const SwNumberPortion*>(pTmp)->nFixWidth;
break;
}
}
// The master portion takes care for painting the background of the
// follow field portions
if ( ! IsFollow() )
{
SwLinePortion *pThis = const_cast<SwLinePortion*>(static_cast<SwLinePortion const *>(this));
pThis->Width( nSumWidth );
rInf.DrawViewOpt( *this, POR_NUMBER );
pThis->Width( nOldWidth );
}
if( !aExpand.isEmpty() )
{
const SwFont *pTmpFnt = rInf.GetFont();
bool bPaintSpace = ( UNDERLINE_NONE != pTmpFnt->GetUnderline() ||
UNDERLINE_NONE != pTmpFnt->GetOverline() ||
STRIKEOUT_NONE != pTmpFnt->GetStrikeout() ) &&
!pTmpFnt->IsWordLineMode();
if( bPaintSpace && pFnt )
bPaintSpace = ( UNDERLINE_NONE != pFnt->GetUnderline() ||
UNDERLINE_NONE != pFnt->GetOverline() ||
STRIKEOUT_NONE != pFnt->GetStrikeout() ) &&
!pFnt->IsWordLineMode();
SwFontSave aSave( rInf, pFnt );
if( nFixWidth == Width() && ! HasFollow() )
SwExpandPortion::Paint( rInf );
else
{
// logical const: reset width
SwLinePortion *pThis = const_cast<SwLinePortion*>(static_cast<SwLinePortion const *>(this));
bPaintSpace = bPaintSpace && nFixWidth < nOldWidth;
sal_uInt16 nSpaceOffs = nFixWidth;
pThis->Width( nFixWidth );
if( ( IsLeft() && ! rInf.GetTextFrm()->IsRightToLeft() ) ||
( ! IsLeft() && ! IsCenter() && rInf.GetTextFrm()->IsRightToLeft() ) )
SwExpandPortion::Paint( rInf );
else
{
SwTextPaintInfo aInf( rInf );
if( nOffset < nMinDist )
nOffset = 0;
else
{
if( IsCenter() )
{
/* #110778# a / 2 * 2 == a is not a tautology */
sal_uInt16 nTmpOffset = nOffset;
nOffset /= 2;
if( nOffset < nMinDist )
nOffset = nTmpOffset - nMinDist;
}
else
nOffset = nOffset - nMinDist;
}
aInf.X( aInf.X() + nOffset );
SwExpandPortion::Paint( aInf );
if( bPaintSpace )
nSpaceOffs = nSpaceOffs + nOffset;
}
if( bPaintSpace && nOldWidth > nSpaceOffs )
{
SwTextPaintInfo aInf( rInf );
aInf.X( aInf.X() + nSpaceOffs );
// #i53199# Adjust position of underline:
if ( rInf.GetUnderFnt() )
{
const Point aNewPos( aInf.GetPos().X(), rInf.GetUnderFnt()->GetPos().Y() );
rInf.GetUnderFnt()->SetPos( aNewPos );
}
pThis->Width( nOldWidth - nSpaceOffs + 12 );
{
SwTextSlot aDiffText( &aInf, this, true, false, " " );
aInf.DrawText( *this, aInf.GetLen(), true );
}
}
pThis->Width( nOldWidth );
}
}
}
SwBulletPortion::SwBulletPortion( const sal_Unicode cBullet,
const OUString& rBulletFollowedBy,
SwFont *pFont,
const bool bLft,
const bool bCntr,
const sal_uInt16 nMinDst,
const bool bLabelAlignmentPosAndSpaceModeActive )
: SwNumberPortion( OUString(cBullet) + rBulletFollowedBy,
pFont, bLft, bCntr, nMinDst,
bLabelAlignmentPosAndSpaceModeActive )
{
SetWhichPor( POR_BULLET );
}
#define GRFNUM_SECURE 10
SwGrfNumPortion::SwGrfNumPortion(
SwFrm*,
const OUString& rGraphicFollowedBy,
const SvxBrushItem* pGrfBrush,
const SwFormatVertOrient* pGrfOrient, const Size& rGrfSize,
const bool bLft, const bool bCntr, const sal_uInt16 nMinDst,
const bool bLabelAlignmentPosAndSpaceModeActive ) :
SwNumberPortion( rGraphicFollowedBy, NULL, bLft, bCntr, nMinDst,
bLabelAlignmentPosAndSpaceModeActive ),
pBrush( new SvxBrushItem(RES_BACKGROUND) ), nId( 0 )
{
SetWhichPor( POR_GRFNUM );
SetAnimated( false );
bReplace = false;
if( pGrfBrush )
{
*pBrush = *pGrfBrush;
const Graphic* pGraph = pGrfBrush->GetGraphic();
if( pGraph )
SetAnimated( pGraph->IsAnimated() );
else
bReplace = true;
}
if( pGrfOrient )
{
nYPos = pGrfOrient->GetPos();
eOrient = pGrfOrient->GetVertOrient();
}
else
{
nYPos = 0;
eOrient = text::VertOrientation::TOP;
}
Width( static_cast<sal_uInt16>(rGrfSize.Width() + 2 * GRFNUM_SECURE) );
nFixWidth = Width();
nGrfHeight = rGrfSize.Height() + 2 * GRFNUM_SECURE;
Height( sal_uInt16(nGrfHeight) );
bNoPaint = false;
}
SwGrfNumPortion::~SwGrfNumPortion()
{
if ( IsAnimated() )
{
Graphic* pGraph = const_cast<Graphic*>(pBrush->GetGraphic());
if (pGraph)
pGraph->StopAnimation( 0, nId );
}
delete pBrush;
}
void SwGrfNumPortion::StopAnimation( OutputDevice* pOut )
{
if ( IsAnimated() )
{
Graphic* pGraph = const_cast<Graphic*>(pBrush->GetGraphic());
if (pGraph)
pGraph->StopAnimation( pOut, nId );
}
}
bool SwGrfNumPortion::Format( SwTextFormatInfo &rInf )
{
SetHide( false );
// Width( nFixWidth );
sal_uInt16 nFollowedByWidth( 0 );
if ( mbLabelAlignmentPosAndSpaceModeActive )
{
SwFieldPortion::Format( rInf );
nFollowedByWidth = Width();
SetLen( 0 );
}
Width( nFixWidth + nFollowedByWidth );
const bool bFull = rInf.Width() < rInf.X() + Width();
const bool bFly = rInf.GetFly() ||
( rInf.GetLast() && rInf.GetLast()->IsFlyPortion() );
SetAscent( static_cast<sal_uInt16>(GetRelPos() > 0 ? GetRelPos() : 0) );
if( GetAscent() > Height() )
Height( GetAscent() );
if( bFull )
{
Width( rInf.Width() - (sal_uInt16)rInf.X() );
if( bFly )
{
SetLen( 0 );
SetNoPaint( true );
rInf.SetNumDone( false );
return true;
}
}
rInf.SetNumDone( true );
// long nDiff = rInf.Left() - rInf.First() + rInf.ForcedLeftMargin();
long nDiff = mbLabelAlignmentPosAndSpaceModeActive
? 0
: rInf.Left() - rInf.First() + rInf.ForcedLeftMargin();
// The TextPortion should at least always start on the
// left margin
if( nDiff < 0 )
nDiff = 0;
else if ( nDiff > rInf.X() )
nDiff -= rInf.X();
if( nDiff < nFixWidth + nMinDist )
nDiff = nFixWidth + nMinDist;
// Numbering evades Fly, no nDiff in the second round
// Tricky special case: FlyFrm is in the Area we were just
// about to get a hold of.
// The NumberPortion is marked as hidden
if( nDiff > rInf.Width() )
{
nDiff = rInf.Width();
if( bFly )
SetHide( true );
}
if( Width() < nDiff )
Width( sal_uInt16(nDiff) );
return bFull;
}
/**
* A hidden NumberPortion is not displayed, unless there are TextPortions in
* this line or there's only one line at all
*/
void SwGrfNumPortion::Paint( const SwTextPaintInfo &rInf ) const
{
if( DontPaint() )
return;
if ( IsHide() && rInf.GetParaPortion() && rInf.GetParaPortion()->GetNext() )
{
SwLinePortion *pTmp = GetPortion();
while ( pTmp && !pTmp->InTextGrp() )
pTmp = pTmp->GetPortion();
if ( !pTmp )
return;
}
Point aPos( rInf.X() + GRFNUM_SECURE, rInf.Y() - GetRelPos() + GRFNUM_SECURE );
long nTmpWidth = std::max( (long)0, (long)(nFixWidth - 2 * GRFNUM_SECURE) );
Size aSize( nTmpWidth, GetGrfHeight() - 2 * GRFNUM_SECURE );
const bool bTmpLeft = mbLabelAlignmentPosAndSpaceModeActive ||
( IsLeft() && ! rInf.GetTextFrm()->IsRightToLeft() ) ||
( ! IsLeft() && ! IsCenter() && rInf.GetTextFrm()->IsRightToLeft() );
if( nFixWidth < Width() && !bTmpLeft )
{
sal_uInt16 nOffset = Width() - nFixWidth;
if( nOffset < nMinDist )
nOffset = 0;
else
{
if( IsCenter() )
{
nOffset /= 2;
if( nOffset < nMinDist )
nOffset = Width() - nFixWidth - nMinDist;
}
else
nOffset = nOffset - nMinDist;
}
aPos.X() += nOffset;
}
if( bReplace )
{
const long nTmpH = GetPortion() ? GetPortion()->GetAscent() : 120;
aSize = Size( nTmpH, nTmpH );
aPos.Y() = rInf.Y() - nTmpH;
}
SwRect aTmp( aPos, aSize );
bool bDraw = true;
if ( IsAnimated() )
{
bDraw = !rInf.GetOpt().IsGraphic();
if( !nId )
{
SetId( sal_IntPtr( rInf.GetTextFrm() ) );
rInf.GetTextFrm()->SetAnimation();
}
if( aTmp.IsOver( rInf.GetPaintRect() ) && !bDraw )
{
rInf.NoteAnimation();
const SwViewShell* pViewShell = rInf.GetVsh();
// virtual device, not pdf export
if( OUTDEV_VIRDEV == rInf.GetOut()->GetOutDevType() &&
pViewShell && pViewShell->GetWin() )
{
Graphic* pGraph = const_cast<Graphic*>(pBrush->GetGraphic());
if (pGraph)
pGraph->StopAnimation(0,nId);
rInf.GetTextFrm()->getRootFrm()->GetCurrShell()->InvalidateWindows( aTmp );
}
else if ( pViewShell &&
!pViewShell->GetAccessibilityOptions()->IsStopAnimatedGraphics() &&
!pViewShell->IsPreview() &&
// #i9684# Stop animation during printing/pdf export.
pViewShell->GetWin() )
{
Graphic* pGraph = const_cast<Graphic*>(pBrush->GetGraphic());
if (pGraph)
{
pGraph->StartAnimation(
const_cast<OutputDevice*>(rInf.GetOut()), aPos, aSize, nId );
}
}
// pdf export, printing, preview, stop animations...
else
bDraw = true;
}
if( bDraw )
{
Graphic* pGraph = const_cast<Graphic*>(pBrush->GetGraphic());
if (pGraph)
pGraph->StopAnimation( 0, nId );
}
}
SwRect aRepaint( rInf.GetPaintRect() );
const SwTextFrm& rFrm = *rInf.GetTextFrm();
if( rFrm.IsVertical() )
{
rFrm.SwitchHorizontalToVertical( aTmp );
rFrm.SwitchHorizontalToVertical( aRepaint );
}
if( rFrm.IsRightToLeft() )
{
rFrm.SwitchLTRtoRTL( aTmp );
rFrm.SwitchLTRtoRTL( aRepaint );
}
if( bDraw && aTmp.HasArea() )
{
DrawGraphic( pBrush, const_cast<OutputDevice*>(rInf.GetOut()),
aTmp, aRepaint, bReplace ? GRFNUM_REPLACE : GRFNUM_YES );
}
}
void SwGrfNumPortion::SetBase( long nLnAscent, long nLnDescent,
long nFlyAsc, long nFlyDesc )
{
if ( GetOrient() != text::VertOrientation::NONE )
{
SetRelPos( 0 );
if ( GetOrient() == text::VertOrientation::CENTER )
SetRelPos( GetGrfHeight() / 2 );
else if ( GetOrient() == text::VertOrientation::TOP )
SetRelPos( GetGrfHeight() - GRFNUM_SECURE );
else if ( GetOrient() == text::VertOrientation::BOTTOM )
;
else if ( GetOrient() == text::VertOrientation::CHAR_CENTER )
SetRelPos( ( GetGrfHeight() + nLnAscent - nLnDescent ) / 2 );
else if ( GetOrient() == text::VertOrientation::CHAR_TOP )
SetRelPos( nLnAscent );
else if ( GetOrient() == text::VertOrientation::CHAR_BOTTOM )
SetRelPos( GetGrfHeight() - nLnDescent );
else
{
if( GetGrfHeight() >= nFlyAsc + nFlyDesc )
{
// If I'm as large as the line, I do not need to adjust
// at the line; I'll leave the max. ascent unchanged
SetRelPos( nFlyAsc );
}
else if ( GetOrient() == text::VertOrientation::LINE_CENTER )
SetRelPos( ( GetGrfHeight() + nFlyAsc - nFlyDesc ) / 2 );
else if ( GetOrient() == text::VertOrientation::LINE_TOP )
SetRelPos( nFlyAsc );
else if ( GetOrient() == text::VertOrientation::LINE_BOTTOM )
SetRelPos( GetGrfHeight() - nFlyDesc );
}
}
}
void SwTextFrm::StopAnimation( OutputDevice* pOut )
{
OSL_ENSURE( HasAnimation(), "SwTextFrm::StopAnimation: Which Animation?" );
if( HasPara() )
{
SwLineLayout *pLine = GetPara();
while( pLine )
{
SwLinePortion *pPor = pLine->GetPortion();
while( pPor )
{
if( pPor->IsGrfNumPortion() )
static_cast<SwGrfNumPortion*>(pPor)->StopAnimation( pOut );
// The NumberPortion is always at the first char,
// which means we can cancel as soon as we've reached a portion
// with a length > 0
pPor = pPor->GetLen() ? 0 : pPor->GetPortion();
}
pLine = pLine->GetLen() ? 0 : pLine->GetNext();
}
}
}
/**
* Initializes the script array and clears the width array
*/
SwCombinedPortion::SwCombinedPortion( const OUString &rText )
: SwFieldPortion( rText )
, nUpPos(0)
, nLowPos(0)
, nProportion(55)
{
SetLen(1);
SetWhichPor( POR_COMBINED );
if( aExpand.getLength() > 6 )
aExpand = aExpand.copy( 0, 6 );
// Initialization of the scripttype array,
// the arrays of width and position are filled by the format function
if( g_pBreakIt->GetBreakIter().is() )
{
sal_uInt8 nScr = SW_SCRIPTS;
for( sal_Int32 i = 0; i < rText.getLength(); ++i )
{
switch ( g_pBreakIt->GetBreakIter()->getScriptType( rText, i ) ) {
case i18n::ScriptType::LATIN : nScr = SW_LATIN; break;
case i18n::ScriptType::ASIAN : nScr = SW_CJK; break;
case i18n::ScriptType::COMPLEX : nScr = SW_CTL; break;
}
aScrType[i] = nScr;
}
}
else
{
for( int i = 0; i < 6; ++i )
aScrType[i] = 0;
}
memset( &aWidth, 0, sizeof(aWidth) );
}
void SwCombinedPortion::Paint( const SwTextPaintInfo &rInf ) const
{
OSL_ENSURE( GetLen() <= 1, "SwFieldPortion::Paint: rest-portion pollution?" );
if( Width() )
{
rInf.DrawBackBrush( *this );
rInf.DrawViewOpt( *this, POR_FLD );
// do we have to repaint a post it portion?
if( rInf.OnWin() && pPortion && !pPortion->Width() )
pPortion->PrePaint( rInf, this );
const sal_Int32 nCount = aExpand.getLength();
if( !nCount )
return;
OSL_ENSURE( nCount < 7, "Too much combined characters" );
// the first character of the second row
const sal_Int32 nTop = ( nCount + 1 ) / 2;
SwFont aTmpFont( *rInf.GetFont() );
aTmpFont.SetProportion( nProportion ); // a smaller font
SwFontSave aFontSave( rInf, &aTmpFont );
Point aOldPos = rInf.GetPos();
Point aOutPos( aOldPos.X(), aOldPos.Y() - nUpPos );// Y of the first row
for( sal_Int32 i = 0 ; i < nCount; ++i )
{
if( i == nTop ) // change the row
aOutPos.Y() = aOldPos.Y() + nLowPos; // Y of the second row
aOutPos.X() = aOldPos.X() + aPos[i]; // X position
const sal_uInt8 nAct = aScrType[i]; // script type
aTmpFont.SetActual( nAct );
// if there're more than 4 characters to display, we choose fonts
// with 2/3 of the original font width.
if( aWidth[ nAct ] )
{
Size aTmpSz = aTmpFont.GetSize( nAct );
if( aTmpSz.Width() != aWidth[ nAct ] )
{
aTmpSz.Width() = aWidth[ nAct ];
aTmpFont.SetSize( aTmpSz, nAct );
}
}
const_cast<SwTextPaintInfo&>(rInf).SetPos( aOutPos );
rInf.DrawText( aExpand, *this, i, 1 );
}
// rInf is const, so we have to take back our manipulations
const_cast<SwTextPaintInfo&>(rInf).SetPos( aOldPos );
}
}
bool SwCombinedPortion::Format( SwTextFormatInfo &rInf )
{
const sal_Int32 nCount = aExpand.getLength();
if( !nCount )
{
Width( 0 );
return false;
}
OSL_ENSURE( nCount < 7, "Too much combined characters" );
// If there are leading "weak"-scripttyped characters in this portion,
// they get the actual scripttype.
for( sal_Int32 i = 0; i < nCount && SW_SCRIPTS == aScrType[i]; ++i )
aScrType[i] = rInf.GetFont()->GetActual();
if( nCount > 4 )
{
// more than four? Ok, then we need the 2/3 font width
for( sal_Int32 i = 0; i < aExpand.getLength(); ++i )
{
OSL_ENSURE( aScrType[i] < SW_SCRIPTS, "Combined: Script fault" );
if( !aWidth[ aScrType[i] ] )
{
rInf.GetOut()->SetFont( rInf.GetFont()->GetFnt( aScrType[i] ) );
aWidth[ aScrType[i] ] =
static_cast<sal_uInt16>(2 * rInf.GetOut()->GetFontMetric().GetSize().Width() / 3);
}
}
}
const sal_Int32 nTop = ( nCount + 1 ) / 2; // the first character of the second line
SwViewShell *pSh = rInf.GetTextFrm()->getRootFrm()->GetCurrShell();
SwFont aTmpFont( *rInf.GetFont() );
SwFontSave aFontSave( rInf, &aTmpFont );
nProportion = 55;
// In nMainAscent/Descent we store the ascent and descent
// of the original surrounding font
sal_uInt16 nMaxDescent, nMaxAscent, nMaxWidth;
sal_uInt16 nMainDescent = rInf.GetFont()->GetHeight( pSh, *rInf.GetOut() );
const sal_uInt16 nMainAscent = rInf.GetFont()->GetAscent( pSh, *rInf.GetOut() );
nMainDescent = nMainDescent - nMainAscent;
// we start with a 50% font, but if we notice that the combined portion
// becomes bigger than the surrounding font, we check 45% and maybe 40%.
do
{
nProportion -= 5;
aTmpFont.SetProportion( nProportion );
memset( &aPos, 0, sizeof(aPos) );
nMaxDescent = 0;
nMaxAscent = 0;
nMaxWidth = 0;
nUpPos = nLowPos = 0;
// Now we get the width of all characters.
// The ascent and the width of the first line are stored in the
// ascent member of the portion, the descent in nLowPos.
// The ascent, descent and width of the second line are stored in the
// local nMaxAscent, nMaxDescent and nMaxWidth variables.
for( sal_Int32 i = 0; i < nCount; ++i )
{
sal_uInt8 nScrp = aScrType[i];
aTmpFont.SetActual( nScrp );
if( aWidth[ nScrp ] )
{
Size aFontSize( aTmpFont.GetSize( nScrp ) );
aFontSize.Width() = aWidth[ nScrp ];
aTmpFont.SetSize( aFontSize, nScrp );
}
SwDrawTextInfo aDrawInf( pSh, *rInf.GetOut(), 0, aExpand, i, 1 );
Size aSize = aTmpFont._GetTextSize( aDrawInf );
const sal_uInt16 nAsc = aTmpFont.GetAscent( pSh, *rInf.GetOut() );
aPos[ i ] = (sal_uInt16)aSize.Width();
if( i == nTop ) // enter the second line
{
nLowPos = nMaxDescent;
Height( nMaxDescent + nMaxAscent );
Width( nMaxWidth );
SetAscent( nMaxAscent );
nMaxAscent = 0;
nMaxDescent = 0;
nMaxWidth = 0;
}
nMaxWidth = nMaxWidth + aPos[ i ];
if( nAsc > nMaxAscent )
nMaxAscent = nAsc;
if( aSize.Height() - nAsc > nMaxDescent )
nMaxDescent = static_cast<sal_uInt16>(aSize.Height() - nAsc);
}
// for one or two characters we double the width of the portion
if( nCount < 3 )
{
nMaxWidth *= 2;
Width( 2*Width() );
if( nCount < 2 )
{
Height( nMaxAscent + nMaxDescent );
nLowPos = nMaxDescent;
}
}
Height( Height() + nMaxDescent + nMaxAscent );
nUpPos = nMaxAscent;
SetAscent( Height() - nMaxDescent - nLowPos );
} while( nProportion > 40 && ( GetAscent() > nMainAscent ||
Height() - GetAscent() > nMainDescent ) );
// if the combined portion is smaller than the surrounding text,
// the portion grows. This looks better, if there's a character background.
if( GetAscent() < nMainAscent )
{
Height( Height() + nMainAscent - GetAscent() );
SetAscent( nMainAscent );
}
if( Height() < nMainAscent + nMainDescent )
Height( nMainAscent + nMainDescent );
// We calculate the x positions of the characters in both lines..
sal_uInt16 nTopDiff = 0;
sal_uInt16 nBotDiff = 0;
if( nMaxWidth > Width() )
{
nTopDiff = ( nMaxWidth - Width() ) / 2;
Width( nMaxWidth );
}
else
nBotDiff = ( Width() - nMaxWidth ) / 2;
switch( nTop)
{
case 3: aPos[1] = aPos[0] + nTopDiff; // no break
case 2: aPos[nTop-1] = Width() - aPos[nTop-1];
}
aPos[0] = 0;
switch( nCount )
{
case 5: aPos[4] = aPos[3] + nBotDiff; // no break
case 3: aPos[nTop] = nBotDiff; break;
case 6: aPos[4] = aPos[3] + nBotDiff; // no break
case 4: aPos[nTop] = 0; // no break
case 2: aPos[nCount-1] = Width() - aPos[nCount-1];
}
// Does the combined portion fit the line?
const bool bFull = rInf.Width() < rInf.X() + Width();
if( bFull )
{
if( rInf.GetLineStart() == rInf.GetIdx() && (!rInf.GetLast()->InFieldGrp()
|| !static_cast<SwFieldPortion*>(rInf.GetLast())->IsFollow() ) )
Width( (sal_uInt16)( rInf.Width() - rInf.X() ) );
else
{
Truncate();
Width( 0 );
SetLen( 0 );
if( rInf.GetLast() )
rInf.GetLast()->FormatEOL( rInf );
}
}
return bFull;
}
sal_uInt16 SwCombinedPortion::GetViewWidth( const SwTextSizeInfo &rInf ) const
{
if( !GetLen() ) // for the dummy part at the end of the line, where
return 0; // the combined portion doesn't fit.
return SwFieldPortion::GetViewWidth( rInf );
}
SwFieldPortion *SwFieldFormDropDownPortion::Clone(const OUString &rExpand) const
{
return new SwFieldFormDropDownPortion(rExpand);
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */