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|
/* -*- 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 <tocntntanchoredobjectposition.hxx>
#include <anchoredobject.hxx>
#include <frame.hxx>
#include <txtfrm.hxx>
#include <pagefrm.hxx>
#include <sectfrm.hxx>
#include <tabfrm.hxx>
#include "rootfrm.hxx"
#include "viewopt.hxx"
#include "viewsh.hxx"
#include <frmfmt.hxx>
#include <IDocumentSettingAccess.hxx>
#include <fmtsrnd.hxx>
#include <fmtfsize.hxx>
#include <fmtanchr.hxx>
#include <fmtornt.hxx>
#include <editeng/lrspitem.hxx>
#include <editeng/ulspitem.hxx>
#include <svx/svdobj.hxx>
#include <pam.hxx>
#include <environmentofanchoredobject.hxx>
#include <frmtool.hxx>
#include <ndtxt.hxx>
#include <dflyobj.hxx>
using namespace objectpositioning;
using namespace ::com::sun::star;
SwToContentAnchoredObjectPosition::SwToContentAnchoredObjectPosition( SdrObject& _rDrawObj )
: SwAnchoredObjectPosition ( _rDrawObj ),
mpVertPosOrientFrame( nullptr ),
// #i26791#
maOffsetToFrameAnchorPos( Point() ),
mbAnchorToChar ( false ),
mpToCharOrientFrame( nullptr ),
mpToCharRect( nullptr ),
// #i22341#
mnToCharTopOfLine( 0 )
{}
SwToContentAnchoredObjectPosition::~SwToContentAnchoredObjectPosition()
{}
bool SwToContentAnchoredObjectPosition::IsAnchoredToChar() const
{
return mbAnchorToChar;
}
const SwFrame* SwToContentAnchoredObjectPosition::ToCharOrientFrame() const
{
return mpToCharOrientFrame;
}
const SwRect* SwToContentAnchoredObjectPosition::ToCharRect() const
{
return mpToCharRect;
}
// #i22341#
SwTwips SwToContentAnchoredObjectPosition::ToCharTopOfLine() const
{
return mnToCharTopOfLine;
}
SwTextFrame& SwToContentAnchoredObjectPosition::GetAnchorTextFrame() const
{
OSL_ENSURE( dynamic_cast<const SwTextFrame*>( &GetAnchorFrame()) != nullptr ,
"SwToContentAnchoredObjectPosition::GetAnchorTextFrame() - wrong anchor frame type" );
return static_cast<SwTextFrame&>(GetAnchorFrame());
}
// #i23512#
static bool lcl_DoesVertPosFits( const SwTwips _nRelPosY,
const SwTwips _nAvail,
const SwLayoutFrame* _pUpperOfOrientFrame,
const bool _bBrowse,
const bool _bGrowInTable,
SwLayoutFrame*& _orpLayoutFrameToGrow )
{
bool bVertPosFits = false;
if ( _nRelPosY <= _nAvail )
{
bVertPosFits = true;
}
else if ( _bBrowse )
{
if ( _pUpperOfOrientFrame->IsInSct() )
{
SwSectionFrame* pSctFrame =
const_cast<SwSectionFrame*>(_pUpperOfOrientFrame->FindSctFrame());
bVertPosFits = pSctFrame->GetUpper()->Grow( _nRelPosY - _nAvail, true ) > 0;
// Note: do not provide a layout frame for a grow.
}
else
{
bVertPosFits = const_cast<SwLayoutFrame*>(_pUpperOfOrientFrame)->
Grow( _nRelPosY - _nAvail, true ) > 0;
if ( bVertPosFits )
_orpLayoutFrameToGrow = const_cast<SwLayoutFrame*>(_pUpperOfOrientFrame);
}
}
else if ( _pUpperOfOrientFrame->IsInTab() && _bGrowInTable )
{
// #i45085# - check, if upper frame would grow the
// excepted amount of twips.
const SwTwips nTwipsGrown = const_cast<SwLayoutFrame*>(_pUpperOfOrientFrame)->
Grow( _nRelPosY - _nAvail, true );
bVertPosFits = ( nTwipsGrown == ( _nRelPosY - _nAvail ) );
if ( bVertPosFits )
_orpLayoutFrameToGrow = const_cast<SwLayoutFrame*>(_pUpperOfOrientFrame);
}
return bVertPosFits;
}
void SwToContentAnchoredObjectPosition::CalcPosition()
{
// get format of object
const SwFrameFormat& rFrameFormat = GetFrameFormat();
// declare and set <pFooter> to footer frame, if object is anchored
// at a frame belonging to the footer.
const SwFrame* pFooter = GetAnchorFrame().FindFooterOrHeader();
if ( pFooter && !pFooter->IsFooterFrame() )
pFooter = nullptr;
// declare and set <bBrowse> to true, if document is in browser mode and
// object is anchored at the body, but not at frame belonging to a table.
bool bBrowse = GetAnchorFrame().IsInDocBody() && !GetAnchorFrame().IsInTab();
if( bBrowse )
{
const SwViewShell *pSh = GetAnchorFrame().getRootFrame()->GetCurrShell();
if( !pSh || !pSh->GetViewOptions()->getBrowseMode() )
bBrowse = false;
}
// determine left/right and its upper/lower spacing.
const SvxLRSpaceItem &rLR = rFrameFormat.GetLRSpace();
const SvxULSpaceItem &rUL = rFrameFormat.GetULSpace();
// determine, if object has no surrounding.
const SwFormatSurround& rSurround = rFrameFormat.GetSurround();
const bool bNoSurround = rSurround.GetSurround() == SURROUND_NONE;
const bool bWrapThrough = rSurround.GetSurround() == SURROUND_THROUGHT;
// new class <SwEnvironmentOfAnchoredObject>
SwEnvironmentOfAnchoredObject aEnvOfObj( DoesObjFollowsTextFlow() );
// #i18732# - grow only, if object has to follow the text flow
const bool bGrow = DoesObjFollowsTextFlow() &&
( !GetAnchorFrame().IsInTab() ||
!rFrameFormat.GetFrameSize().GetHeightPercent() );
// get text frame the object is anchored at
const SwTextFrame& rAnchorTextFrame = GetAnchorTextFrame();
SWRECTFN( (&rAnchorTextFrame) )
const SwRect aObjBoundRect( GetAnchoredObj().GetObjRect() );
// local variable keeping the calculated relative position; initialized with
// current relative position.
// #i26791# - use new object instance of <SwAnchoredObject>
Point aRelPos( GetAnchoredObj().GetCurrRelPos() );
SwTwips nRelDiff = 0;
bool bMoveable = rAnchorTextFrame.IsMoveable();
// determine frame the object position has to be oriented at.
const SwTextFrame* pOrientFrame = &rAnchorTextFrame;
const SwTextFrame* pAnchorFrameForVertPos = &rAnchorTextFrame;
{
// if object is at-character anchored, determine character-rectangle
// and frame, position has to be oriented at.
mbAnchorToChar = (FLY_AT_CHAR == rFrameFormat.GetAnchor().GetAnchorId());
if ( mbAnchorToChar )
{
const SwFormatAnchor& rAnch = rFrameFormat.GetAnchor();
// #i26791# - use new object instance of <SwAnchoredObject>
// Due to table break algorithm the character
// rectangle can have no height. Thus, check also the width
if ( ( !GetAnchoredObj().GetLastCharRect().Height() &&
!GetAnchoredObj().GetLastCharRect().Width() ) ||
!GetAnchoredObj().GetLastTopOfLine() )
{
GetAnchoredObj().CheckCharRectAndTopOfLine( false );
// Due to table break algorithm the character
// rectangle can have no height. Thus, check also the width
if ( ( !GetAnchoredObj().GetLastCharRect().Height() &&
!GetAnchoredObj().GetLastCharRect().Width() ) ||
!GetAnchoredObj().GetLastTopOfLine() )
{
// Get default for <mpVertPosOrientFrame>, if it's not set.
if ( !mpVertPosOrientFrame )
{
mpVertPosOrientFrame = rAnchorTextFrame.GetUpper();
}
return;
}
}
mpToCharRect = &(GetAnchoredObj().GetLastCharRect());
// #i22341# - get top of line, in which the anchor character is.
mnToCharTopOfLine = GetAnchoredObj().GetLastTopOfLine();
pOrientFrame = &(const_cast<SwTextFrame&>(rAnchorTextFrame).GetFrameAtOfst(
rAnch.GetContentAnchor()->nContent.GetIndex() ) );
mpToCharOrientFrame = pOrientFrame;
}
}
SWREFRESHFN( pOrientFrame )
// determine vertical position
{
// determine vertical positioning and alignment attributes
SwFormatVertOrient aVert( rFrameFormat.GetVertOrient() );
// #i18732# - determine layout frame for vertical
// positions aligned to 'page areas'.
const SwLayoutFrame& rPageAlignLayFrame =
aEnvOfObj.GetVertEnvironmentLayoutFrame( *pOrientFrame );
if ( aVert.GetVertOrient() != text::VertOrientation::NONE )
{
// #i18732# - adjustments for follow text flow or not
// AND vertical alignment at 'page areas'.
SwTwips nAlignAreaHeight;
SwTwips nAlignAreaOffset;
GetVertAlignmentValues( *pOrientFrame, rPageAlignLayFrame,
aVert.GetRelationOrient(),
nAlignAreaHeight, nAlignAreaOffset );
// determine relative vertical position
SwTwips nRelPosY = nAlignAreaOffset;
const SwTwips nObjHeight = (aObjBoundRect.*fnRect->fnGetHeight)();
const SwTwips nUpperSpace = bVert
? ( bVertL2R
? rLR.GetLeft()
: rLR.GetRight() )
: rUL.GetUpper();
// --> OD 2009-08-31 #monglianlayout#
const SwTwips nLowerSpace = bVert
? ( bVertL2R
? rLR.GetLeft()
: rLR.GetRight() )
: rUL.GetLower();
switch ( aVert.GetVertOrient() )
{
case text::VertOrientation::CHAR_BOTTOM:
{
if ( mbAnchorToChar )
{
// bottom (to character anchored)
nRelPosY += nAlignAreaHeight + nUpperSpace;
if ( bVert && !bVertL2R )
{
nRelPosY += nObjHeight;
}
break;
}
SAL_FALLTHROUGH;
}
case text::VertOrientation::TOP:
{
// #i22341# - special case for vertical
// alignment at top of line
if ( mbAnchorToChar &&
aVert.GetRelationOrient() == text::RelOrientation::TEXT_LINE )
{
nRelPosY -= (nObjHeight + nLowerSpace);
}
else
{
nRelPosY += nUpperSpace;
}
}
break;
// #i22341#
case text::VertOrientation::LINE_TOP:
{
if ( mbAnchorToChar &&
aVert.GetRelationOrient() == text::RelOrientation::TEXT_LINE )
{
nRelPosY -= (nObjHeight + nLowerSpace);
}
else
{
OSL_FAIL( "<SwToContentAnchoredObjectPosition::CalcPosition()> - unknown combination of vertical position and vertical alignment." );
}
}
break;
case text::VertOrientation::CENTER:
{
nRelPosY += (nAlignAreaHeight / 2) - (nObjHeight / 2);
}
break;
// #i22341#
case text::VertOrientation::LINE_CENTER:
{
if ( mbAnchorToChar &&
aVert.GetRelationOrient() == text::RelOrientation::TEXT_LINE )
{
nRelPosY += (nAlignAreaHeight / 2) - (nObjHeight / 2);
}
else
{
OSL_FAIL( "<SwToContentAnchoredObjectPosition::CalcPosition()> - unknown combination of vertical position and vertical alignment." );
}
}
break;
case text::VertOrientation::BOTTOM:
{
if ( ( aVert.GetRelationOrient() == text::RelOrientation::FRAME ||
aVert.GetRelationOrient() == text::RelOrientation::PRINT_AREA ) &&
bNoSurround )
{
// bottom (aligned to 'paragraph areas')
nRelPosY += nAlignAreaHeight + nUpperSpace;
}
else
{
// #i22341# - special case for vertical
// alignment at top of line
if ( mbAnchorToChar &&
aVert.GetRelationOrient() == text::RelOrientation::TEXT_LINE )
{
nRelPosY += nUpperSpace;
}
else
{
nRelPosY += nAlignAreaHeight -
( nObjHeight + nLowerSpace );
}
}
}
break;
// #i22341#
case text::VertOrientation::LINE_BOTTOM:
{
if ( mbAnchorToChar &&
aVert.GetRelationOrient() == text::RelOrientation::TEXT_LINE )
{
nRelPosY += nUpperSpace;
}
else
{
OSL_FAIL( "<SwToContentAnchoredObjectPosition::CalcPosition()> - unknown combination of vertical position and vertical alignment." );
}
}
break;
default:
break;
}
// adjust relative position by distance between anchor frame and
// the frame, the object is oriented at.
// #i28701# - correction: adjust relative position,
// only if the floating screen object has to follow the text flow.
if ( DoesObjFollowsTextFlow() && pOrientFrame != &rAnchorTextFrame )
{
// #i11860# - use new method <GetTopForObjPos>
// to get top of frame for object positioning.
const SwTwips nTopOfOrient = GetTopForObjPos( *pOrientFrame, fnRect, bVert );
nRelPosY += (*fnRect->fnYDiff)( nTopOfOrient,
GetTopForObjPos( rAnchorTextFrame, fnRect, bVert ) );
}
// #i42124# - capture object inside vertical
// layout environment.
{
const SwTwips nTopOfAnch =
GetTopForObjPos( *pOrientFrame, fnRect, bVert );
const SwLayoutFrame& rVertEnvironLayFrame =
aEnvOfObj.GetVertEnvironmentLayoutFrame(
*(pOrientFrame->GetUpper()) );
const bool bCheckBottom = !DoesObjFollowsTextFlow();
nRelPosY = AdjustVertRelPos( nTopOfAnch, bVert, bVertL2R,
rVertEnvironLayFrame, nRelPosY,
DoesObjFollowsTextFlow(),
bCheckBottom );
}
// keep calculated relative vertical position - needed for filters
// (including the xml-filter)
{
// determine position
SwTwips nAttrRelPosY = nRelPosY - nAlignAreaOffset;
// set
if ( nAttrRelPosY != aVert.GetPos() )
{
aVert.SetPos( nAttrRelPosY );
const_cast<SwFrameFormat&>(rFrameFormat).LockModify();
const_cast<SwFrameFormat&>(rFrameFormat).SetFormatAttr( aVert );
const_cast<SwFrameFormat&>(rFrameFormat).UnlockModify();
}
}
// determine absolute 'vertical' position, depending on layout-direction
// #i26791# - determine offset to 'vertical' frame
// anchor position, depending on layout-direction
if ( bVert )
{
aRelPos.X() = nRelPosY;
maOffsetToFrameAnchorPos.X() = nAlignAreaOffset;
}
else
{
aRelPos.Y() = nRelPosY;
maOffsetToFrameAnchorPos.Y() = nAlignAreaOffset;
}
}
// Determine upper of frame vertical position is oriented at.
// #i28701# - determine 'virtual' anchor frame.
// This frame is used in the following instead of the 'real' anchor
// frame <rAnchorTextFrame> for the 'vertical' position in all cases.
const SwLayoutFrame* pUpperOfOrientFrame = nullptr;
{
// #i28701# - As long as the anchor frame is on the
// same page as <pOrientFrame> and the vertical position isn't aligned
// automatic at the anchor character or the top of the line of the
// anchor character, the anchor frame determines the vertical position.
if ( &rAnchorTextFrame == pOrientFrame ||
( rAnchorTextFrame.FindPageFrame() == pOrientFrame->FindPageFrame() &&
aVert.GetVertOrient() == text::VertOrientation::NONE &&
aVert.GetRelationOrient() != text::RelOrientation::CHAR &&
aVert.GetRelationOrient() != text::RelOrientation::TEXT_LINE ) )
{
pUpperOfOrientFrame = rAnchorTextFrame.GetUpper();
pAnchorFrameForVertPos = &rAnchorTextFrame;
}
else
{
pUpperOfOrientFrame = pOrientFrame->GetUpper();
pAnchorFrameForVertPos = pOrientFrame;
}
}
// ignore one-column sections.
// #i23512# - correction: also ignore one-columned
// sections with footnotes/endnotes
if ( pUpperOfOrientFrame->IsInSct() )
{
const SwSectionFrame* pSctFrame = pUpperOfOrientFrame->FindSctFrame();
const bool bIgnoreSection = pUpperOfOrientFrame->IsSctFrame() ||
( pSctFrame->Lower()->IsColumnFrame() &&
!pSctFrame->Lower()->GetNext() );
if ( bIgnoreSection )
pUpperOfOrientFrame = pSctFrame->GetUpper();
}
if ( aVert.GetVertOrient() == text::VertOrientation::NONE )
{
// local variable <nRelPosY> for calculation of relative vertical
// distance to anchor.
SwTwips nRelPosY = 0;
// #i26791# - local variable <nVertOffsetToFrameAnchorPos>
// for determination of the 'vertical' offset to the frame anchor
// position
SwTwips nVertOffsetToFrameAnchorPos( 0L );
// #i22341# - add special case for vertical alignment
// at top of line.
if ( mbAnchorToChar &&
( aVert.GetRelationOrient() == text::RelOrientation::CHAR ||
aVert.GetRelationOrient() == text::RelOrientation::TEXT_LINE ) )
{
// #i11860# - use new method <GetTopForObjPos>
// to get top of frame for object positioning.
SwTwips nTopOfOrient = GetTopForObjPos( *pOrientFrame, fnRect, bVert );
if ( aVert.GetRelationOrient() == text::RelOrientation::CHAR )
{
nVertOffsetToFrameAnchorPos = (*fnRect->fnYDiff)(
(ToCharRect()->*fnRect->fnGetBottom)(),
nTopOfOrient );
}
else
{
nVertOffsetToFrameAnchorPos = (*fnRect->fnYDiff)( ToCharTopOfLine(),
nTopOfOrient );
}
nRelPosY = nVertOffsetToFrameAnchorPos - aVert.GetPos();
}
else
{
// #i28701# - correction: use <pAnchorFrameForVertPos>
// instead of <pOrientFrame> and do not adjust relative position
// to get correct vertical position.
nVertOffsetToFrameAnchorPos = 0L;
// #i11860# - use new method <GetTopForObjPos>
// to get top of frame for object positioning.
const SwTwips nTopOfOrient =
GetTopForObjPos( *pAnchorFrameForVertPos, fnRect, bVert );
// Increase <nRelPosY> by margin height,
// if position is vertical aligned to "paragraph text area"
if ( aVert.GetRelationOrient() == text::RelOrientation::PRINT_AREA )
{
// #i11860# - consider upper space amount of previous frame
SwTwips nTopMargin = (pAnchorFrameForVertPos->*fnRect->fnGetTopMargin)();
if ( pAnchorFrameForVertPos->IsTextFrame() )
{
nTopMargin -= static_cast<const SwTextFrame*>(pAnchorFrameForVertPos)->
GetUpperSpaceAmountConsideredForPrevFrameAndPageGrid();
}
nVertOffsetToFrameAnchorPos += nTopMargin;
}
// #i18732# - adjust <nRelPosY> by difference
// between 'page area' and 'anchor' frame, if position is
// vertical aligned to 'page areas'
else if ( aVert.GetRelationOrient() == text::RelOrientation::PAGE_FRAME )
{
nVertOffsetToFrameAnchorPos += (*fnRect->fnYDiff)(
(rPageAlignLayFrame.Frame().*fnRect->fnGetTop)(),
nTopOfOrient );
}
else if ( aVert.GetRelationOrient() == text::RelOrientation::PAGE_PRINT_AREA )
{
SwRect aPgPrtRect( rPageAlignLayFrame.Frame() );
if ( rPageAlignLayFrame.IsPageFrame() )
{
aPgPrtRect =
static_cast<const SwPageFrame&>(rPageAlignLayFrame).PrtWithoutHeaderAndFooter();
}
nVertOffsetToFrameAnchorPos += (*fnRect->fnYDiff)(
(aPgPrtRect.*fnRect->fnGetTop)(),
nTopOfOrient );
}
nRelPosY = nVertOffsetToFrameAnchorPos + aVert.GetPos();
}
// <pUpperOfOrientFrame>: layout frame, at which the position has to
// is oriented at
// <nRelPosY>: rest of the relative distance in the current
// layout frame
// <nAvail>: space, which is available in the current
// layout frame
// #i26791# - determine offset to 'vertical'
// frame anchor position, depending on layout-direction
if ( bVert )
maOffsetToFrameAnchorPos.X() = nVertOffsetToFrameAnchorPos;
else
maOffsetToFrameAnchorPos.Y() = nVertOffsetToFrameAnchorPos;
// #i11860# - use new method <GetTopForObjPos>
// to get top of frame for object positioning.
const SwTwips nTopOfAnch = GetTopForObjPos( *pAnchorFrameForVertPos, fnRect, bVert );
if( nRelPosY <= 0 )
{
// Allow negative position, but keep it
// inside environment layout frame.
const SwLayoutFrame& rVertEnvironLayFrame =
aEnvOfObj.GetVertEnvironmentLayoutFrame( *pUpperOfOrientFrame );
// #i31805# - do not check, if bottom of
// anchored object would fit into environment layout frame, if
// anchored object has to follow the text flow.
const bool bCheckBottom = !DoesObjFollowsTextFlow();
nRelPosY = AdjustVertRelPos( nTopOfAnch, bVert, bVertL2R,
rVertEnvironLayFrame, nRelPosY,
DoesObjFollowsTextFlow(),
bCheckBottom );
if ( bVert )
aRelPos.X() = nRelPosY;
else
aRelPos.Y() = nRelPosY;
}
else
{
SWREFRESHFN( pAnchorFrameForVertPos )
SwTwips nAvail =
(*fnRect->fnYDiff)( (pUpperOfOrientFrame->*fnRect->fnGetPrtBottom)(),
nTopOfAnch );
const bool bInFootnote = pAnchorFrameForVertPos->IsInFootnote();
while ( nRelPosY )
{
// #i23512# - correction:
// consider section frame for grow in online layout.
// use new local method <lcl_DoesVertPosFits(..)>
SwLayoutFrame* pLayoutFrameToGrow = nullptr;
const bool bDoesVertPosFits = lcl_DoesVertPosFits(
nRelPosY, nAvail, pUpperOfOrientFrame, bBrowse,
bGrow, pLayoutFrameToGrow );
if ( bDoesVertPosFits )
{
SwTwips nTmpRelPosY =
(*fnRect->fnYDiff)( (pUpperOfOrientFrame->*fnRect->fnGetPrtBottom)(),
nTopOfAnch ) -
nAvail + nRelPosY;
// #i28701# - adjust calculated
// relative vertical position to object's environment.
const SwFrame& rVertEnvironLayFrame =
aEnvOfObj.GetVertEnvironmentLayoutFrame( *pUpperOfOrientFrame );
// Do not check, if bottom of
// anchored object would fit into environment layout
// frame, if anchored object has to follow the text flow.
const bool bCheckBottom = !DoesObjFollowsTextFlow();
nTmpRelPosY = AdjustVertRelPos( nTopOfAnch, bVert, bVertL2R,
rVertEnvironLayFrame,
nTmpRelPosY,
DoesObjFollowsTextFlow(),
bCheckBottom );
if ( bVert )
aRelPos.X() = nTmpRelPosY;
else
aRelPos.Y() = nTmpRelPosY;
// #i23512# - use local variable
// <pLayoutFrameToGrow> provided by new method
// <lcl_DoesVertPosFits(..)>.
if ( pLayoutFrameToGrow )
{
pLayoutFrameToGrow->Grow( nRelPosY - nAvail );
}
nRelPosY = 0;
}
else
{
// #i26495# - floating screen objects,
// which are anchored inside a table, doesn't follow
// the text flow.
if ( DoesObjFollowsTextFlow() &&
!( aVert.GetRelationOrient() == text::RelOrientation::PAGE_FRAME ||
aVert.GetRelationOrient() == text::RelOrientation::PAGE_PRINT_AREA ) &&
!GetAnchorFrame().IsInTab() )
{
if ( bMoveable )
{
// follow the text flow
nRelPosY -= nAvail;
MakePageType eMakePage = bInFootnote ? MAKEPAGE_NONE
: MAKEPAGE_APPEND;
const bool bInSct = pUpperOfOrientFrame->IsInSct();
if( bInSct )
eMakePage = MAKEPAGE_NOSECTION;
const SwLayoutFrame* pTmp =
pUpperOfOrientFrame->GetLeaf( eMakePage, true, &rAnchorTextFrame );
if ( pTmp &&
( !bInSct ||
pUpperOfOrientFrame->FindSctFrame()->IsAnFollow( pTmp->FindSctFrame() ) ) )
{
pUpperOfOrientFrame = pTmp;
bMoveable = rAnchorTextFrame.IsMoveable( pUpperOfOrientFrame );
SWREFRESHFN( pUpperOfOrientFrame )
nAvail = (pUpperOfOrientFrame->Prt().*fnRect->fnGetHeight)();
}
else
{
// if there isn't enough space in the (columned)
// section, leave it and set available space <nAvail>
// to the space below the section.
// if the new available space isn't also enough,
// new pages can be created.
if( bInSct )
{
const SwFrame* pSct = pUpperOfOrientFrame->FindSctFrame();
pUpperOfOrientFrame = pSct->GetUpper();
nAvail = (*fnRect->fnYDiff)(
(pUpperOfOrientFrame->*fnRect->fnGetPrtBottom)(),
(pSct->*fnRect->fnGetPrtBottom)() );
}
else
{
#if OSL_DEBUG_LEVEL > 1
OSL_FAIL( "<SwToContentAnchoredObjectPosition::CalcPosition()> - !bInSct" );
#endif
nRelDiff = nRelPosY;
nRelPosY = 0;
}
}
}
else
{
nRelPosY = 0;
}
}
else
{
// #i18732# - do not follow text flow respectively
// align at 'page areas', but stay inside given environment
const SwFrame& rVertEnvironLayFrame =
aEnvOfObj.GetVertEnvironmentLayoutFrame( *pUpperOfOrientFrame );
nRelPosY = AdjustVertRelPos( nTopOfAnch, bVert, bVertL2R,
rVertEnvironLayFrame,
nRelPosY,
DoesObjFollowsTextFlow() );
if( bVert )
aRelPos.X() = nRelPosY;
else
aRelPos.Y() = nRelPosY;
nRelPosY = 0;
}
}
} // end of <while ( nRelPosY )>
} // end of else <nRelPosY <= 0>
} // end of <aVert.GetVertOrient() == text::VertOrientation::NONE>
// We need to calculate the part's absolute position, in order for
// it to be put onto the right page and to be pulled into the
// LayLeaf's PrtArea
const SwTwips nTopOfAnch = GetTopForObjPos( *pAnchorFrameForVertPos, fnRect, bVert );
if( bVert )
{
// --> OD 2009-08-31 #monglianlayout#
if ( !bVertL2R )
{
GetAnchoredObj().SetObjLeft( nTopOfAnch -
( aRelPos.X() - nRelDiff ) -
aObjBoundRect.Width() );
}
else
{
GetAnchoredObj().SetObjLeft( nTopOfAnch +
( aRelPos.X() - nRelDiff ) );
}
}
else
{
GetAnchoredObj().SetObjTop( nTopOfAnch +
( aRelPos.Y() - nRelDiff ) );
}
// grow environment under certain conditions
// ignore one-column sections.
// #i23512# - correction: also ignore one-columned
// sections with footnotes/endnotes
if ( pUpperOfOrientFrame->IsInSct() )
{
const SwSectionFrame* pSctFrame = pUpperOfOrientFrame->FindSctFrame();
const bool bIgnoreSection = pUpperOfOrientFrame->IsSctFrame() ||
( pSctFrame->Lower()->IsColumnFrame() &&
!pSctFrame->Lower()->GetNext() );
if ( bIgnoreSection )
pUpperOfOrientFrame = pSctFrame->GetUpper();
}
SwTwips nDist = (GetAnchoredObj().GetObjRect().*fnRect->fnBottomDist)(
(pUpperOfOrientFrame->*fnRect->fnGetPrtBottom)() );
if( nDist < 0 )
{
// #i23512# - correction:
// consider section frame for grow in online layout and
// consider page alignment for grow in table.
SwLayoutFrame* pLayoutFrameToGrow = nullptr;
if ( bBrowse && rAnchorTextFrame.IsMoveable() )
{
if ( pUpperOfOrientFrame->IsInSct() )
{
pLayoutFrameToGrow = const_cast<SwLayoutFrame*>(
pUpperOfOrientFrame->FindSctFrame()->GetUpper());
nDist = (GetAnchoredObj().GetObjRect().*fnRect->fnBottomDist)(
(pLayoutFrameToGrow->*fnRect->fnGetPrtBottom)() );
if ( nDist >= 0 )
{
pLayoutFrameToGrow = nullptr;
}
}
else
{
pLayoutFrameToGrow =
const_cast<SwLayoutFrame*>(pUpperOfOrientFrame);
}
}
else if ( rAnchorTextFrame.IsInTab() && bGrow )
{
pLayoutFrameToGrow = const_cast<SwLayoutFrame*>(pUpperOfOrientFrame);
}
if ( pLayoutFrameToGrow )
{
pLayoutFrameToGrow->Grow( -nDist );
}
}
if ( DoesObjFollowsTextFlow() &&
!( aVert.GetRelationOrient() == text::RelOrientation::PAGE_FRAME ||
aVert.GetRelationOrient() == text::RelOrientation::PAGE_PRINT_AREA ) )
{
nDist = (GetAnchoredObj().GetObjRect().*fnRect->fnBottomDist)(
(pUpperOfOrientFrame->*fnRect->fnGetPrtBottom)() );
// #i26945# - floating screen objects, which are
// anchored inside a table, doesn't follow the text flow. But, they
// have to stay inside its layout environment.
if ( nDist < 0 && pOrientFrame->IsInTab() )
{
// If the anchor frame is the first content of the table cell
// and has no follow, the table frame is notified,
// that the object doesn't fit into the table cell.
// Adjustment of position isn't needed in this case.
if ( pOrientFrame == &rAnchorTextFrame &&
!pOrientFrame->GetFollow() &&
!pOrientFrame->GetIndPrev() )
{
const_cast<SwTabFrame*>(pOrientFrame->FindTabFrame())
->SetDoesObjsFit( false );
}
else
{
SwTwips nTmpRelPosY( 0L );
if ( bVert )
nTmpRelPosY = aRelPos.X() - nDist;
else
nTmpRelPosY = aRelPos.Y() + nDist;
const SwLayoutFrame& rVertEnvironLayFrame =
aEnvOfObj.GetVertEnvironmentLayoutFrame( *pUpperOfOrientFrame );
nTmpRelPosY = AdjustVertRelPos( nTopOfAnch, bVert, bVertL2R,
rVertEnvironLayFrame,
nTmpRelPosY,
DoesObjFollowsTextFlow(),
false );
if ( bVert )
{
aRelPos.X() = nTmpRelPosY;
// --> OD 2009-08-31 #mongolianlayout#
if ( !bVertL2R )
{
GetAnchoredObj().SetObjLeft( nTopOfAnch -
aRelPos.X() -
aObjBoundRect.Width() );
}
else
{
GetAnchoredObj().SetObjLeft( nTopOfAnch + aRelPos.X() );
}
}
else
{
aRelPos.Y() = nTmpRelPosY;
GetAnchoredObj().SetObjTop( nTopOfAnch + aRelPos.Y() );
}
// If the anchor frame is the first content of the table cell
// and the object still doesn't fit, the table frame is notified,
// that the object doesn't fit into the table cell.
nDist = (GetAnchoredObj().GetObjRect().*fnRect->fnBottomDist)(
(pUpperOfOrientFrame->*fnRect->fnGetPrtBottom)() );
if ( nDist < 0 &&
pOrientFrame == &rAnchorTextFrame && !pOrientFrame->GetIndPrev() )
{
const_cast<SwTabFrame*>(pOrientFrame->FindTabFrame())
->SetDoesObjsFit( false );
}
}
}
else
{
// follow text flow
const bool bInFootnote = rAnchorTextFrame.IsInFootnote();
while( bMoveable && nDist < 0 )
{
bool bInSct = pUpperOfOrientFrame->IsInSct();
if ( bInSct )
{
const SwLayoutFrame* pTmp = pUpperOfOrientFrame->FindSctFrame()->GetUpper();
nDist = (GetAnchoredObj().GetObjRect().*fnRect->fnBottomDist)(
(pTmp->*fnRect->fnGetPrtBottom)() );
// #i23129# - Try to flow into next
// section|section column. Thus, do *not* leave section
// area, if anchored object doesn't fit into upper of section.
// But the anchored object is allowed to overlap bottom
// section|section column.
if ( nDist >= 0 )
{
break;
}
}
if ( !bInSct &&
(GetAnchoredObj().GetObjRect().*fnRect->fnGetTop)() ==
(pUpperOfOrientFrame->*fnRect->fnGetPrtTop)() )
// It doesn't fit, moving it would not help either anymore
break;
const SwLayoutFrame* pNextLay = pUpperOfOrientFrame->GetLeaf(
( bInSct
? MAKEPAGE_NOSECTION
: ( bInFootnote ? MAKEPAGE_NONE : MAKEPAGE_APPEND ) ),
true, &rAnchorTextFrame );
// correction:
// If anchor is in footnote and proposed next layout environment
// isn't a footnote frame, object can't follow the text flow
if ( bInFootnote && pNextLay && !pNextLay->IsFootnoteFrame() )
{
pNextLay = nullptr;
}
if ( pNextLay )
{
SWRECTFNX( pNextLay )
if ( !bInSct ||
( pUpperOfOrientFrame->FindSctFrame()->IsAnFollow( pNextLay->FindSctFrame() ) &&
(pNextLay->Prt().*fnRectX->fnGetHeight)() ) )
{
SwTwips nTmpRelPosY =
(*fnRect->fnYDiff)( (pNextLay->*fnRect->fnGetPrtTop)(),
nTopOfAnch );
if ( bVert )
aRelPos.X() = nTmpRelPosY;
else
aRelPos.Y() = nTmpRelPosY;
pUpperOfOrientFrame = pNextLay;
SWREFRESHFN( pUpperOfOrientFrame )
bMoveable = rAnchorTextFrame.IsMoveable( pUpperOfOrientFrame );
if( bVertX )
{
// --> OD 2009-08-31 #mongolianlayout#
if ( !bVertL2R )
{
GetAnchoredObj().SetObjLeft( nTopOfAnch -
aRelPos.X() -
aObjBoundRect.Width() );
}
else
{
GetAnchoredObj().SetObjLeft( nTopOfAnch +
aRelPos.X() );
}
}
else
GetAnchoredObj().SetObjTop( nTopOfAnch +
aRelPos.Y() );
nDist = (GetAnchoredObj().GetObjRect().*fnRect->fnBottomDist)(
(pUpperOfOrientFrame->*fnRect->fnGetPrtBottom)() );
}
// #i23129# - leave section area
else if ( bInSct )
{
const SwLayoutFrame* pTmp = pUpperOfOrientFrame->FindSctFrame()->GetUpper();
nDist = (GetAnchoredObj().GetObjRect().*fnRect->fnBottomDist)(
(pTmp->*fnRect->fnGetPrtBottom)() );
if( nDist < 0 )
pUpperOfOrientFrame = pTmp;
else
break;
}
}
else if ( bInSct )
{
// If we don't have enough room within the Area, we take a look at
// the Page
const SwLayoutFrame* pTmp = pUpperOfOrientFrame->FindSctFrame()->GetUpper();
nDist = (GetAnchoredObj().GetObjRect().*fnRect->fnBottomDist)(
(pTmp->*fnRect->fnGetPrtBottom)() );
if( nDist < 0 )
pUpperOfOrientFrame = pTmp;
else
break;
}
else
bMoveable = false;
}
}
}
// keep layout frame vertical position is oriented at.
mpVertPosOrientFrame = pUpperOfOrientFrame;
}
// determine 'horizontal' position
{
// determine horizontal positioning and alignment attributes
SwFormatHoriOrient aHori( rFrameFormat.GetHoriOrient() );
// set calculated vertical position in order to determine correct
// frame, the horizontal position is oriented at.
const SwTwips nTopOfAnch = GetTopForObjPos( *pAnchorFrameForVertPos, fnRect, bVert );
if( bVert )
{
// --> OD 2009-08-31 #mongolianlayout#
if ( !bVertL2R )
{
GetAnchoredObj().SetObjLeft( nTopOfAnch -
aRelPos.X() - aObjBoundRect.Width() );
}
else
{
GetAnchoredObj().SetObjLeft( nTopOfAnch + aRelPos.X() );
}
}
else
GetAnchoredObj().SetObjTop( nTopOfAnch + aRelPos.Y() );
// determine frame, horizontal position is oriented at.
// #i28701# - If floating screen object doesn't follow
// the text flow, its horizontal position is oriented at <pOrientFrame>.
const SwFrame* pHoriOrientFrame = DoesObjFollowsTextFlow()
? &GetHoriVirtualAnchor( *mpVertPosOrientFrame )
: pOrientFrame;
// #i26791# - get 'horizontal' offset to frame anchor position.
SwTwips nHoriOffsetToFrameAnchorPos( 0L );
SwTwips nRelPosX = CalcRelPosX( *pHoriOrientFrame, aEnvOfObj,
aHori, rLR, rUL, bWrapThrough,
( bVert ? aRelPos.X() : aRelPos.Y() ),
nHoriOffsetToFrameAnchorPos );
// #i26791# - determine offset to 'horizontal' frame
// anchor position, depending on layout-direction
if ( bVert )
{
aRelPos.Y() = nRelPosX;
maOffsetToFrameAnchorPos.Y() = nHoriOffsetToFrameAnchorPos;
}
else
{
aRelPos.X() = nRelPosX;
maOffsetToFrameAnchorPos.X() = nHoriOffsetToFrameAnchorPos;
}
// save calculated horizontal position - needed for filters
// (including the xml-filter)
{
SwTwips nAttrRelPosX = nRelPosX - nHoriOffsetToFrameAnchorPos;
if ( aHori.GetHoriOrient() != text::HoriOrientation::NONE &&
aHori.GetPos() != nAttrRelPosX )
{
aHori.SetPos( nAttrRelPosX );
const_cast<SwFrameFormat&>(rFrameFormat).LockModify();
const_cast<SwFrameFormat&>(rFrameFormat).SetFormatAttr( aHori );
const_cast<SwFrameFormat&>(rFrameFormat).UnlockModify();
}
}
}
// set absolute position at object
const SwTwips nTopOfAnch = GetTopForObjPos( *pAnchorFrameForVertPos, fnRect, bVert );
if( bVert )
{
// --> OD 2009-08-31 #mongolianlayout#
if ( !bVertL2R )
{
GetAnchoredObj().SetObjLeft( nTopOfAnch -
aRelPos.X() - aObjBoundRect.Width() );
}
else
{
GetAnchoredObj().SetObjLeft( nTopOfAnch + aRelPos.X() );
}
GetAnchoredObj().SetObjTop( rAnchorTextFrame.Frame().Top() +
aRelPos.Y() );
}
else
{
GetAnchoredObj().SetObjLeft( rAnchorTextFrame.Frame().Left() +
aRelPos.X() );
GetAnchoredObj().SetObjTop( nTopOfAnch + aRelPos.Y() );
}
// set relative position at object
GetAnchoredObj().SetCurrRelPos( aRelPos );
}
/**
* Determine frame for horizontal position
*/
const SwFrame& SwToContentAnchoredObjectPosition::GetHoriVirtualAnchor(
const SwLayoutFrame& _rProposedFrame ) const
{
const SwFrame* pHoriVirtAnchFrame = &_rProposedFrame;
// Search for first lower content frame, which is the anchor or a follow
// of the anchor (Note: <Anchor.IsAnFollow( Anchor )> is true)
// If none found, <_rProposedFrame> is returned.
const SwFrame* pFrame = _rProposedFrame.Lower();
while ( pFrame )
{
if ( pFrame->IsContentFrame() &&
GetAnchorTextFrame().IsAnFollow( static_cast<const SwContentFrame*>(pFrame) ) )
{
pHoriVirtAnchFrame = pFrame;
break;
}
pFrame = pFrame->GetNext();
}
return *pHoriVirtAnchFrame;
}
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