xref: /AOO41X/main/sw/source/core/doc/docfly.cxx (revision efeef26f81c84063fb0a91bde3856d4a51172d90)

/**************************************************************
 *
 * 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
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 *
 *************************************************************/



// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_sw.hxx"

#include <hintids.hxx>
#include <svl/itemiter.hxx>
#include <svx/svdobj.hxx>
#include <svx/svdpage.hxx>
#include <svx/svdmodel.hxx>
#include <svx/svdocapt.hxx>
#include <svx/svdmark.hxx>
#include <fmtfsize.hxx>
#include <fmtornt.hxx>
#include <fmtsrnd.hxx>
#include <dcontact.hxx>

#include <ndgrf.hxx>
#include <doc.hxx>
#include <IDocumentUndoRedo.hxx>
#include <ndindex.hxx>
#include <docary.hxx>
#include <fmtcntnt.hxx>
#include <fmtanchr.hxx>
#include <txtflcnt.hxx>
#include <fmtflcnt.hxx>
#include <txtfrm.hxx>
#include <pagefrm.hxx>
#include <rootfrm.hxx>
#include <flyfrms.hxx>
#include <frmtool.hxx>
#include <frmfmt.hxx>
#include <ndtxt.hxx>
#include <pam.hxx>
#include <tblsel.hxx>
#include <swundo.hxx>
#include <swtable.hxx>
#include <crstate.hxx>
#include <UndoCore.hxx>
#include <UndoAttribute.hxx>
#include <fmtcnct.hxx>
#include <dflyobj.hxx>
#include <undoflystrattr.hxx>
#include <switerator.hxx>

extern sal_uInt16 GetHtmlMode( const SwDocShell* );


using namespace ::com::sun::star;

sal_uInt16 SwDoc::GetFlyCount( FlyCntType eType ) const
{
	const SwSpzFrmFmts& rFmts = *GetSpzFrmFmts();
	sal_uInt16 nSize = rFmts.Count();
	sal_uInt16 nCount = 0;
	const SwNodeIndex* pIdx;
	for ( sal_uInt16 i = 0; i < nSize; i++)
	{
		const SwFrmFmt* pFlyFmt = rFmts[ i ];
		if( RES_FLYFRMFMT == pFlyFmt->Which()
			&& 0 != ( pIdx = pFlyFmt->GetCntnt().GetCntntIdx() )
			&& pIdx->GetNodes().IsDocNodes()
			)
		{
			const SwNode* pNd = GetNodes()[ pIdx->GetIndex() + 1 ];

			switch( eType )
			{
			case FLYCNTTYPE_FRM:
				if(!pNd->IsNoTxtNode())
					nCount++;
				break;

			case FLYCNTTYPE_GRF:
				if( pNd->IsGrfNode() )
					nCount++;
				break;

			case FLYCNTTYPE_OLE:
				if(pNd->IsOLENode())
					nCount++;
				break;

			default:
				nCount++;
			}
		}
	}
	return nCount;
}

// If you change this, also update SwXFrameEnumeration in unocoll.
SwFrmFmt* SwDoc::GetFlyNum( sal_uInt16 nIdx, FlyCntType eType )
{
	SwSpzFrmFmts& rFmts = *GetSpzFrmFmts();
	SwFrmFmt* pRetFmt = 0;
	sal_uInt16 nSize = rFmts.Count();
	const SwNodeIndex* pIdx;
	sal_uInt16 nCount = 0;
	for( sal_uInt16 i = 0; !pRetFmt && i < nSize; ++i )
	{
		SwFrmFmt* pFlyFmt = rFmts[ i ];
		if( RES_FLYFRMFMT == pFlyFmt->Which()
			&& 0 != ( pIdx = pFlyFmt->GetCntnt().GetCntntIdx() )
			&& pIdx->GetNodes().IsDocNodes()
			)
		{
			const SwNode* pNd = GetNodes()[ pIdx->GetIndex() + 1 ];
			switch( eType )
			{
			case FLYCNTTYPE_FRM:
				if( !pNd->IsNoTxtNode() && nIdx == nCount++)
					pRetFmt = pFlyFmt;
				break;
			case FLYCNTTYPE_GRF:
				if(pNd->IsGrfNode() && nIdx == nCount++ )
					pRetFmt = pFlyFmt;
				break;
			case FLYCNTTYPE_OLE:
				if(pNd->IsOLENode() && nIdx == nCount++)
					pRetFmt = pFlyFmt;
				break;
			default:
				if(nIdx == nCount++)
					pRetFmt = pFlyFmt;
			}
		}
	}
	return pRetFmt;
}

Point lcl_FindAnchorLayPos( SwDoc& rDoc, const SwFmtAnchor& rAnch,
							const SwFrmFmt* pFlyFmt )
{
	Point aRet;
	if( rDoc.GetCurrentViewShell() )	//swmod 071107//swmod 071225
		switch( rAnch.GetAnchorId() )
		{
        case FLY_AS_CHAR:
			if( pFlyFmt && rAnch.GetCntntAnchor() )
			{
				const SwFrm* pOld = ((SwFlyFrmFmt*)pFlyFmt)->GetFrm( &aRet, sal_False );
				if( pOld )
					aRet = pOld->Frm().Pos();
			}
			break;

        case FLY_AT_PARA:
        case FLY_AT_CHAR: // LAYER_IMPL
			if( rAnch.GetCntntAnchor() )
			{
				const SwPosition *pPos = rAnch.GetCntntAnchor();
				const SwCntntNode* pNd = pPos->nNode.GetNode().GetCntntNode();
				const SwFrm* pOld = pNd ? pNd->getLayoutFrm( rDoc.GetCurrentLayout(), &aRet, 0, sal_False ) : 0;
				if( pOld )
					aRet = pOld->Frm().Pos();
			}
			break;

		case FLY_AT_FLY: // LAYER_IMPL
			if( rAnch.GetCntntAnchor() )
			{
				const SwFlyFrmFmt* pFmt = (SwFlyFrmFmt*)rAnch.GetCntntAnchor()->
												nNode.GetNode().GetFlyFmt();
				const SwFrm* pOld = pFmt ? pFmt->GetFrm( &aRet, sal_False ) : 0;
				if( pOld )
					aRet = pOld->Frm().Pos();
			}
			break;

        case FLY_AT_PAGE:
			{
				sal_uInt16 nPgNum = rAnch.GetPageNum();
				const SwPageFrm *pPage = (SwPageFrm*)rDoc.GetCurrentLayout()->Lower();
				for( sal_uInt16 i = 1; (i <= nPgNum) && pPage; ++i,
									pPage = (const SwPageFrm*)pPage->GetNext() )
					if( i == nPgNum )
					{
						aRet = pPage->Frm().Pos();
						break;
					}
			}
			break;
		default:
			break;
		}
	return aRet;
}

#define MAKEFRMS 0
#define IGNOREANCHOR 1
#define DONTMAKEFRMS 2

sal_Int8 SwDoc::SetFlyFrmAnchor( SwFrmFmt& rFmt, SfxItemSet& rSet, sal_Bool bNewFrms )
{
	//Ankerwechsel sind fast immer in alle 'Richtungen' erlaubt.
	//Ausnahme: Absatz- bzw. Zeichengebundene Rahmen duerfen wenn sie in
	//Kopf-/Fusszeilen stehen nicht Seitengebunden werden.
	const SwFmtAnchor &rOldAnch = rFmt.GetAnchor();
	const RndStdIds nOld = rOldAnch.GetAnchorId();

	SwFmtAnchor aNewAnch( (SwFmtAnchor&)rSet.Get( RES_ANCHOR ) );
	RndStdIds nNew = aNewAnch.GetAnchorId();

	// ist der neue ein gueltiger Anker?
	if( !aNewAnch.GetCntntAnchor() && (FLY_AT_FLY == nNew ||
        (FLY_AT_PARA == nNew) || (FLY_AS_CHAR == nNew) ||
        (FLY_AT_CHAR == nNew) ))
    {
        return IGNOREANCHOR;
    }

	if( nOld == nNew )
        return DONTMAKEFRMS;


	Point aOldAnchorPos( ::lcl_FindAnchorLayPos( *this, rOldAnch, &rFmt ));
	Point aNewAnchorPos( ::lcl_FindAnchorLayPos( *this, aNewAnch, 0 ));

	//Die alten Frms vernichten. Dabei werden die Views implizit gehidet und
	//doppeltes hiden waere so eine art Show!
	rFmt.DelFrms();

    if ( FLY_AS_CHAR == nOld )
	{
		//Bei InCntnt's wird es spannend: Das TxtAttribut muss vernichtet
		//werden. Leider reisst dies neben den Frms auch noch das Format mit
		//in sein Grab. Um dass zu unterbinden loesen wir vorher die
		//Verbindung zwischen Attribut und Format.
		const SwPosition *pPos = rOldAnch.GetCntntAnchor();
		SwTxtNode *pTxtNode = pPos->nNode.GetNode().GetTxtNode();
		ASSERT( pTxtNode->HasHints(), "Missing FlyInCnt-Hint." );
		const xub_StrLen nIdx = pPos->nContent.GetIndex();
        SwTxtAttr * const  pHnt =
            pTxtNode->GetTxtAttrForCharAt( nIdx, RES_TXTATR_FLYCNT );
		ASSERT( pHnt && pHnt->Which() == RES_TXTATR_FLYCNT,
					"Missing FlyInCnt-Hint." );
		ASSERT( pHnt && pHnt->GetFlyCnt().GetFrmFmt() == &rFmt,
					"Wrong TxtFlyCnt-Hint." );
        const_cast<SwFmtFlyCnt&>(pHnt->GetFlyCnt()).SetFlyFmt();

		//Die Verbindung ist geloest, jetzt muss noch das Attribut vernichtet
		//werden.
        pTxtNode->DeleteAttributes( RES_TXTATR_FLYCNT, nIdx, nIdx );
    }

	//Endlich kann das Attribut gesetzt werden. Es muss das erste Attribut
	//sein; Undo depends on it!
    rFmt.SetFmtAttr( aNewAnch );

	//Positionskorrekturen
	const SfxPoolItem* pItem;
	switch( nNew )
	{
    case FLY_AS_CHAR:
			//Wenn keine Positionsattribute hereinkommen, dann muss dafuer
			//gesorgt werden, das keine unerlaubte automatische Ausrichtung
			//bleibt.
		{
			const SwPosition *pPos = aNewAnch.GetCntntAnchor();
			SwTxtNode *pNd = pPos->nNode.GetNode().GetTxtNode();
			ASSERT( pNd, "Crsr steht nicht auf TxtNode." );

            SwFmtFlyCnt aFmt( static_cast<SwFlyFrmFmt*>(&rFmt) );
            pNd->InsertItem( aFmt, pPos->nContent.GetIndex(), 0 );
        }

		if( SFX_ITEM_SET != rSet.GetItemState( RES_VERT_ORIENT, sal_False, &pItem ))
		{
			SwFmtVertOrient aOldV( rFmt.GetVertOrient() );
			sal_Bool bSet = sal_True;
			switch( aOldV.GetVertOrient() )
			{
            case text::VertOrientation::LINE_TOP:     aOldV.SetVertOrient( text::VertOrientation::TOP );   break;
            case text::VertOrientation::LINE_CENTER:  aOldV.SetVertOrient( text::VertOrientation::CENTER); break;
            case text::VertOrientation::LINE_BOTTOM:  aOldV.SetVertOrient( text::VertOrientation::BOTTOM); break;
            case text::VertOrientation::NONE:         aOldV.SetVertOrient( text::VertOrientation::CENTER); break;
			default:
				bSet = sal_False;
			}
			if( bSet )
				rSet.Put( aOldV );
		}
		break;

    case FLY_AT_PARA:
    case FLY_AT_CHAR: // LAYER_IMPL
    case FLY_AT_FLY: // LAYER_IMPL
    case FLY_AT_PAGE:
		{
			//Wenn keine Positionsattribute hereinschneien korrigieren wir
			//die Position so, dass die Dokumentkoordinaten des Flys erhalten
			//bleiben.
			//Chg: Wenn sich in den Positionsattributen lediglich die
            //Ausrichtung veraendert (text::RelOrientation::FRAME vs. text::RelOrientation::PRTAREA), dann wird die
			//Position ebenfalls korrigiert.
			if( SFX_ITEM_SET != rSet.GetItemState( RES_HORI_ORIENT, sal_False, &pItem ))
				pItem = 0;

			SwFmtHoriOrient aOldH( rFmt.GetHoriOrient() );

            if( text::HoriOrientation::NONE == aOldH.GetHoriOrient() && ( !pItem ||
				aOldH.GetPos() == ((SwFmtHoriOrient*)pItem)->GetPos() ))
			{
                SwTwips nPos = (FLY_AS_CHAR == nOld) ? 0 : aOldH.GetPos();
				nPos += aOldAnchorPos.X() - aNewAnchorPos.X();

				if( pItem )
				{
					SwFmtHoriOrient* pH = (SwFmtHoriOrient*)pItem;
					aOldH.SetHoriOrient( pH->GetHoriOrient() );
					aOldH.SetRelationOrient( pH->GetRelationOrient() );
				}
				aOldH.SetPos( nPos );
				rSet.Put( aOldH );
			}

			if( SFX_ITEM_SET != rSet.GetItemState( RES_VERT_ORIENT, sal_False, &pItem ))
				pItem = 0;
			SwFmtVertOrient aOldV( rFmt.GetVertOrient() );

            // OD 2004-05-14 #i28922# - correction: compare <aOldV.GetVertOrient()
            // with <text::VertOrientation::NONE>
            if( text::VertOrientation::NONE == aOldV.GetVertOrient() && (!pItem ||
				aOldV.GetPos() == ((SwFmtVertOrient*)pItem)->GetPos() ) )
			{
                SwTwips nPos = (FLY_AS_CHAR == nOld) ? 0 : aOldV.GetPos();
				nPos += aOldAnchorPos.Y() - aNewAnchorPos.Y();
				if( pItem )
				{
					SwFmtVertOrient* pV = (SwFmtVertOrient*)pItem;
					aOldV.SetVertOrient( pV->GetVertOrient() );
					aOldV.SetRelationOrient( pV->GetRelationOrient() );
				}
				aOldV.SetPos( nPos );
				rSet.Put( aOldV );
			}
		}
		break;
	default:
		break;
	}

	if( bNewFrms )
		rFmt.MakeFrms();

    return MAKEFRMS;
}

static bool
lcl_SetFlyFrmAttr(SwDoc & rDoc,
        sal_Int8 (SwDoc::*pSetFlyFrmAnchor)(SwFrmFmt &, SfxItemSet &, sal_Bool),
        SwFrmFmt & rFlyFmt, SfxItemSet & rSet)
{
    // #i32968# Inserting columns in the frame causes MakeFrmFmt to put two
    // objects of type SwUndoFrmFmt on the undo stack. We don't want them.
    ::sw::UndoGuard const undoGuard(rDoc.GetIDocumentUndoRedo());

	//Ist das Ankerattribut dabei? Falls ja ueberlassen wir die Verarbeitung
	//desselben einer Spezialmethode. Sie Returnt sal_True wenn der Fly neu
	//erzeugt werden muss (z.B. weil ein Wechsel des FlyTyps vorliegt).
    sal_Int8 const nMakeFrms =
        (SFX_ITEM_SET == rSet.GetItemState( RES_ANCHOR, sal_False ))
             ?  (rDoc.*pSetFlyFrmAnchor)( rFlyFmt, rSet, sal_False )
             :  DONTMAKEFRMS;

	const SfxPoolItem* pItem;
	SfxItemIter aIter( rSet );
	SfxItemSet aTmpSet( rDoc.GetAttrPool(), aFrmFmtSetRange );
	sal_uInt16 nWhich = aIter.GetCurItem()->Which();
	do {
		switch( nWhich )
		{
		case RES_FILL_ORDER:
		case RES_BREAK:
		case RES_PAGEDESC:
		case RES_CNTNT:
		case RES_FOOTER:
            OSL_ENSURE(false, ":-) unknown Attribute for Fly.");
			// kein break;
		case RES_CHAIN:
			rSet.ClearItem( nWhich );
			break;
		case RES_ANCHOR:
            if( DONTMAKEFRMS != nMakeFrms )
				break;

		default:
			if( !IsInvalidItem( aIter.GetCurItem() ) && ( SFX_ITEM_SET !=
				rFlyFmt.GetAttrSet().GetItemState( nWhich, sal_True, &pItem ) ||
				*pItem != *aIter.GetCurItem() ))
				aTmpSet.Put( *aIter.GetCurItem() );
			break;
		}

		if( aIter.IsAtEnd() )
			break;

	} while( 0 != ( nWhich = aIter.NextItem()->Which() ) );

	if( aTmpSet.Count() )
        rFlyFmt.SetFmtAttr( aTmpSet );

    if( MAKEFRMS == nMakeFrms )
		rFlyFmt.MakeFrms();

    return aTmpSet.Count() || MAKEFRMS == nMakeFrms;
}

sal_Bool SwDoc::SetFlyFrmAttr( SwFrmFmt& rFlyFmt, SfxItemSet& rSet )
{
	if( !rSet.Count() )
		return sal_False;

    ::std::auto_ptr<SwUndoFmtAttrHelper> pSaveUndo;

    if (GetIDocumentUndoRedo().DoesUndo())
    {
        GetIDocumentUndoRedo().ClearRedo(); // AppendUndo far below, so leave it
        pSaveUndo.reset( new SwUndoFmtAttrHelper( rFlyFmt ) );
    }

    bool const bRet =
        lcl_SetFlyFrmAttr(*this, &SwDoc::SetFlyFrmAnchor, rFlyFmt, rSet);

    if ( pSaveUndo.get() )
    {
        if ( pSaveUndo->GetUndo() )
        {
            GetIDocumentUndoRedo().AppendUndo( pSaveUndo->ReleaseUndo() );
        }
    }

	SetModified();

    return bRet;
}

// --> OD 2009-07-20 #i73249#
void SwDoc::SetFlyFrmTitle( SwFlyFrmFmt& rFlyFrmFmt,
                            const String& sNewTitle )
{
    if ( rFlyFrmFmt.GetObjTitle() == sNewTitle )
    {
        return;
    }

    ::sw::DrawUndoGuard const drawUndoGuard(GetIDocumentUndoRedo());

    if (GetIDocumentUndoRedo().DoesUndo())
    {
        GetIDocumentUndoRedo().AppendUndo( new SwUndoFlyStrAttr( rFlyFrmFmt,
                                          UNDO_FLYFRMFMT_TITLE,
                                          rFlyFrmFmt.GetObjTitle(),
                                          sNewTitle ) );
    }

    rFlyFrmFmt.SetObjTitle( sNewTitle, true );

    SetModified();
}

void SwDoc::SetFlyFrmDescription( SwFlyFrmFmt& rFlyFrmFmt,
                                  const String& sNewDescription )
{
    if ( rFlyFrmFmt.GetObjDescription() == sNewDescription )
    {
        return;
    }

    ::sw::DrawUndoGuard const drawUndoGuard(GetIDocumentUndoRedo());

    if (GetIDocumentUndoRedo().DoesUndo())
    {
        GetIDocumentUndoRedo().AppendUndo( new SwUndoFlyStrAttr( rFlyFrmFmt,
                                          UNDO_FLYFRMFMT_DESCRIPTION,
                                          rFlyFrmFmt.GetObjDescription(),
                                          sNewDescription ) );
    }

    rFlyFrmFmt.SetObjDescription( sNewDescription, true );

    SetModified();
}
// <--

sal_Bool SwDoc::SetFrmFmtToFly( SwFrmFmt& rFmt, SwFrmFmt& rNewFmt,
							SfxItemSet* pSet, sal_Bool bKeepOrient )
{
	sal_Bool bChgAnchor = sal_False, bFrmSz = sal_False;

	const SwFmtFrmSize aFrmSz( rFmt.GetFrmSize() );
	const SwFmtVertOrient aVert( rFmt.GetVertOrient() );
	const SwFmtHoriOrient aHori( rFmt.GetHoriOrient() );

	SwUndoSetFlyFmt* pUndo = 0;
    bool const bUndo = GetIDocumentUndoRedo().DoesUndo();
    if (bUndo)
    {
        pUndo = new SwUndoSetFlyFmt( rFmt, rNewFmt );
        GetIDocumentUndoRedo().AppendUndo(pUndo);
    }

    // #i32968# Inserting columns in the section causes MakeFrmFmt to put
    // 2 objects of type SwUndoFrmFmt on the undo stack. We don't want them.
    ::sw::UndoGuard const undoGuard(GetIDocumentUndoRedo());

	//Erstmal die Spalten setzen, sonst gibts nix als Aerger mit dem
	//Set/Reset/Abgleich usw.
	const SfxPoolItem* pItem;
	if( SFX_ITEM_SET != rNewFmt.GetAttrSet().GetItemState( RES_COL ))
        rFmt.ResetFmtAttr( RES_COL );

	if( rFmt.DerivedFrom() != &rNewFmt )
	{
		rFmt.SetDerivedFrom( &rNewFmt );

		// 1. wenn nicht automatisch -> ignorieren, sonst -> wech
		// 2. wech damit, MB!
		if( SFX_ITEM_SET == rNewFmt.GetAttrSet().GetItemState( RES_FRM_SIZE, sal_False ))
		{
            rFmt.ResetFmtAttr( RES_FRM_SIZE );
			bFrmSz = sal_True;
		}

		const SfxItemSet* pAsk = pSet;
		if( !pAsk ) pAsk = &rNewFmt.GetAttrSet();
		if( SFX_ITEM_SET == pAsk->GetItemState( RES_ANCHOR, sal_False, &pItem )
			&& ((SwFmtAnchor*)pItem)->GetAnchorId() !=
				rFmt.GetAnchor().GetAnchorId() )
		{
            if( pSet )
                bChgAnchor = MAKEFRMS == SetFlyFrmAnchor( rFmt, *pSet, sal_False );
			else
			{
				//JP 23.04.98: muss den FlyFmt-Range haben, denn im SetFlyFrmAnchor
				//				werden Attribute in diesen gesetzt!
				SfxItemSet aFlySet( *rNewFmt.GetAttrSet().GetPool(),
									rNewFmt.GetAttrSet().GetRanges() );
				aFlySet.Put( *pItem );
                bChgAnchor = MAKEFRMS == SetFlyFrmAnchor( rFmt, aFlySet, sal_False);
			}
        }
	}

	//Hori und Vert nur dann resetten, wenn in der Vorlage eine
	//automatische Ausrichtung eingestellt ist, anderfalls den alten Wert
	//wieder hineinstopfen.
	//JP 09.06.98: beim Update der RahmenVorlage sollte der Fly NICHT
	//				seine Orientierng verlieren (diese wird nicht geupdatet!)
    //OS: #96584# text::HoriOrientation::NONE and text::VertOrientation::NONE are allowed now
	if (!bKeepOrient)
	{
        rFmt.ResetFmtAttr(RES_VERT_ORIENT);
        rFmt.ResetFmtAttr(RES_HORI_ORIENT);
	}

    rFmt.ResetFmtAttr( RES_PRINT, RES_SURROUND );
    rFmt.ResetFmtAttr( RES_LR_SPACE, RES_UL_SPACE );
    rFmt.ResetFmtAttr( RES_BACKGROUND, RES_COL );
    rFmt.ResetFmtAttr( RES_URL, RES_EDIT_IN_READONLY );

	if( !bFrmSz )
        rFmt.SetFmtAttr( aFrmSz );

	if( bChgAnchor )
		rFmt.MakeFrms();

	if( pUndo )
        pUndo->DeRegisterFromFormat( rFmt );

	SetModified();

	return bChgAnchor;
}

void SwDoc::GetGrfNms( const SwFlyFrmFmt& rFmt, String* pGrfName,
						String* pFltName ) const
{
	SwNodeIndex aIdx( *rFmt.GetCntnt().GetCntntIdx(), 1 );
	const SwGrfNode* pGrfNd = aIdx.GetNode().GetGrfNode();
	if( pGrfNd && pGrfNd->IsLinkedFile() )
		pGrfNd->GetFileFilterNms( pGrfName, pFltName );
}

sal_Bool SwDoc::ChgAnchor( const SdrMarkList& _rMrkList,
                           RndStdIds _eAnchorType,
                           const sal_Bool _bSameOnly,
                           const sal_Bool _bPosCorr )
{
	ASSERT( GetCurrentLayout(), "Ohne Layout geht gar nichts" );	//swmod 080218

    if ( !_rMrkList.GetMarkCount() ||
         _rMrkList.GetMark( 0 )->GetMarkedSdrObj()->GetUpGroup() )
    {
        return false;
    }

    GetIDocumentUndoRedo().StartUndo( UNDO_INSATTR, NULL );

	sal_Bool bUnmark = sal_False;
    for ( sal_uInt16 i = 0; i < _rMrkList.GetMarkCount(); ++i )
	{
        SdrObject* pObj = _rMrkList.GetMark( i )->GetMarkedSdrObj();
		if ( !pObj->ISA(SwVirtFlyDrawObj) )
		{
            SwDrawContact* pContact = static_cast<SwDrawContact*>(GetUserCall(pObj));

            // OD 27.06.2003 #108784# - consider, that drawing object has
            // no user call. E.g.: a 'virtual' drawing object is disconnected by
            // the anchor type change of the 'master' drawing object.
            // Continue with next selected object and assert, if this isn't excepted.
            if ( !pContact )
            {
#ifdef DBG_UTIL
                bool bNoUserCallExcepted =
                        pObj->ISA(SwDrawVirtObj) &&
                        !static_cast<SwDrawVirtObj*>(pObj)->IsConnected();
                ASSERT( bNoUserCallExcepted, "SwDoc::ChgAnchor(..) - no contact at selected drawing object" );
#endif
                continue;
            }

            // OD 2004-03-29 #i26791#
            const SwFrm* pOldAnchorFrm = pContact->GetAnchorFrm( pObj );
            const SwFrm* pNewAnchorFrm = pOldAnchorFrm;

            // --> OD 2006-03-01 #i54336#
            // Instead of only keeping the index position for an as-character
            // anchored object the complete <SwPosition> is kept, because the
            // anchor index position could be moved, if the object again is
            // anchored as character.
//            xub_StrLen nIndx = STRING_NOTFOUND;
            const SwPosition* pOldAsCharAnchorPos( 0L );
            const RndStdIds eOldAnchorType = pContact->GetAnchorId();
            if ( !_bSameOnly && eOldAnchorType == FLY_AS_CHAR )
            {
                pOldAsCharAnchorPos = new SwPosition( pContact->GetCntntAnchor() );
            }
            // <--

            if ( _bSameOnly )
                _eAnchorType = eOldAnchorType;

            SwFmtAnchor aNewAnch( _eAnchorType );
            Rectangle aObjRect( pContact->GetAnchoredObj( pObj )->GetObjRect().SVRect() );
            const Point aPt( aObjRect.TopLeft() );

            switch ( _eAnchorType )
			{
            case FLY_AT_PARA:
            case FLY_AT_CHAR:
                {
                    const Point aNewPoint = pOldAnchorFrm &&
                                            ( pOldAnchorFrm->IsVertical() ||
                                              pOldAnchorFrm->IsRightToLeft() )
                                            ? aObjRect.TopRight()
                                            : aPt;

                    // OD 18.06.2003 #108784# - allow drawing objects in header/footer
                    pNewAnchorFrm = ::FindAnchor( pOldAnchorFrm, aNewPoint, false );
                    if ( pNewAnchorFrm->IsTxtFrm() && ((SwTxtFrm*)pNewAnchorFrm)->IsFollow() )
                    {
                        pNewAnchorFrm = ((SwTxtFrm*)pNewAnchorFrm)->FindMaster();
                    }
                    if ( pNewAnchorFrm->IsProtected() )
                    {
                        pNewAnchorFrm = 0;
                    }
                    else
                    {
                        SwPosition aPos( *((SwCntntFrm*)pNewAnchorFrm)->GetNode() );
                        aNewAnch.SetType( _eAnchorType );
                        aNewAnch.SetAnchor( &aPos );
                    }
                }
				break;

			case FLY_AT_FLY: // LAYER_IMPL
				{
					//Ausgehend von der linken oberen Ecke des Fly den
					//dichtesten SwFlyFrm suchen.
					SwFrm *pTxtFrm;
					{
						SwCrsrMoveState aState( MV_SETONLYTEXT );
						SwPosition aPos( GetNodes() );
						Point aPoint( aPt );
						aPoint.X() -= 1;
						GetCurrentLayout()->GetCrsrOfst( &aPos, aPoint, &aState );
                        // OD 20.06.2003 #108784# - consider that drawing objects
                        // can be in header/footer. Thus, <GetFrm()> by left-top-corner
                        pTxtFrm = aPos.nNode.GetNode().
                                        GetCntntNode()->getLayoutFrm( GetCurrentLayout(), &aPt, 0, sal_False );
					}
					const SwFrm *pTmp = ::FindAnchor( pTxtFrm, aPt );
                    pNewAnchorFrm = pTmp->FindFlyFrm();
                    if( pNewAnchorFrm && !pNewAnchorFrm->IsProtected() )
					{
                        const SwFrmFmt *pTmpFmt = ((SwFlyFrm*)pNewAnchorFrm)->GetFmt();
						const SwFmtCntnt& rCntnt = pTmpFmt->GetCntnt();
						SwPosition aPos( *rCntnt.GetCntntIdx() );
						aNewAnch.SetAnchor( &aPos );
						break;
					}

                    aNewAnch.SetType( FLY_AT_PAGE );
					// no break
				}
            case FLY_AT_PAGE:
				{
                    pNewAnchorFrm = GetCurrentLayout()->Lower();
                    while ( pNewAnchorFrm && !pNewAnchorFrm->Frm().IsInside( aPt ) )
                        pNewAnchorFrm = pNewAnchorFrm->GetNext();
                    if ( !pNewAnchorFrm )
						continue;

                    aNewAnch.SetPageNum( ((SwPageFrm*)pNewAnchorFrm)->GetPhyPageNum());
				}
				break;
            case FLY_AS_CHAR:
                if( _bSameOnly )    // Positions/Groessenaenderung
				{
                    if( !pOldAnchorFrm )
                    {
                        pContact->ConnectToLayout();
                        pOldAnchorFrm = pContact->GetAnchorFrm();
                    }
                    ((SwTxtFrm*)pOldAnchorFrm)->Prepare();
				}
				else 			// Ankerwechsel
				{
                    // OD 18.06.2003 #108784# - allow drawing objects in header/footer
                    pNewAnchorFrm = ::FindAnchor( pOldAnchorFrm, aPt, false );
                    if( pNewAnchorFrm->IsProtected() )
					{
                        pNewAnchorFrm = 0;
						break;
					}

					bUnmark = ( 0 != i );
					Point aPoint( aPt );
					aPoint.X() -= 1;	// nicht im DrawObj landen!!
                    aNewAnch.SetType( FLY_AS_CHAR );
                    SwPosition aPos( *((SwCntntFrm*)pNewAnchorFrm)->GetNode() );
                    if ( pNewAnchorFrm->Frm().IsInside( aPoint ) )
					{
					// es muss ein TextNode gefunden werden, denn nur dort
					// ist ein inhaltsgebundenes DrawObjekt zu verankern
						SwCrsrMoveState aState( MV_SETONLYTEXT );
						GetCurrentLayout()->GetCrsrOfst( &aPos, aPoint, &aState );	//swmod 080218
					}
					else
					{
						SwCntntNode &rCNd = (SwCntntNode&)
                            *((SwCntntFrm*)pNewAnchorFrm)->GetNode();
                        if ( pNewAnchorFrm->Frm().Bottom() < aPt.Y() )
							rCNd.MakeStartIndex( &aPos.nContent );
						else
							rCNd.MakeEndIndex( &aPos.nContent );
					}
					aNewAnch.SetAnchor( &aPos );
					SetAttr( aNewAnch, *pContact->GetFmt() );
                    // OD 2004-04-13 #i26791# - adjust vertical positioning to
                    // 'center to baseline'
                    SetAttr( SwFmtVertOrient( 0, text::VertOrientation::CENTER, text::RelOrientation::FRAME ), *pContact->GetFmt() );
                    SwTxtNode *pNd = aPos.nNode.GetNode().GetTxtNode();
                    ASSERT( pNd, "Cursor not positioned at TxtNode." );

                    SwFmtFlyCnt aFmt( pContact->GetFmt() );
                    pNd->InsertItem( aFmt, aPos.nContent.GetIndex(), 0 );
                }
                break;
			default:
				ASSERT( !this, "unexpected AnchorId." );
			}

            if ( (FLY_AS_CHAR != _eAnchorType) &&
                 pNewAnchorFrm &&
                 ( !_bSameOnly || pNewAnchorFrm != pOldAnchorFrm ) )
			{
                // OD 2004-04-06 #i26791# - Direct object positioning no longer
                // needed. Apply of attributes (method call <SetAttr(..)>) takes
                // care of the invalidation of the object position.
                SetAttr( aNewAnch, *pContact->GetFmt() );
                if ( _bPosCorr )
                {
                    // --> OD 2004-08-24 #i33313# - consider not connected
                    // 'virtual' drawing objects
                    if ( pObj->ISA(SwDrawVirtObj) &&
                         !static_cast<SwDrawVirtObj*>(pObj)->IsConnected() )
                    {
                        SwRect aNewObjRect( aObjRect );
                        static_cast<SwAnchoredDrawObject*>(pContact->GetAnchoredObj( 0L ))
                                        ->AdjustPositioningAttr( pNewAnchorFrm,
                                                                 &aNewObjRect );

                    }
                    else
                    {
                        static_cast<SwAnchoredDrawObject*>(pContact->GetAnchoredObj( pObj ))
                                    ->AdjustPositioningAttr( pNewAnchorFrm );
                    }
                }
            }

            // --> OD 2006-03-01 #i54336#
            if ( pNewAnchorFrm && pOldAsCharAnchorPos )
			{
				//Bei InCntnt's wird es spannend: Das TxtAttribut muss vernichtet
				//werden. Leider reisst dies neben den Frms auch noch das Format mit
				//in sein Grab. Um dass zu unterbinden loesen wir vorher die
				//Verbindung zwischen Attribut und Format.
                const xub_StrLen nIndx( pOldAsCharAnchorPos->nContent.GetIndex() );
                SwTxtNode* pTxtNode( pOldAsCharAnchorPos->nNode.GetNode().GetTxtNode() );
                ASSERT( pTxtNode, "<SwDoc::ChgAnchor(..)> - missing previous anchor text node for as-character anchored object" );
                ASSERT( pTxtNode->HasHints(), "Missing FlyInCnt-Hint." );
                SwTxtAttr * const pHnt =
                    pTxtNode->GetTxtAttrForCharAt( nIndx, RES_TXTATR_FLYCNT );
                const_cast<SwFmtFlyCnt&>(pHnt->GetFlyCnt()).SetFlyFmt();

				//Die Verbindung ist geloest, jetzt muss noch das Attribut vernichtet
				//werden.
                pTxtNode->DeleteAttributes( RES_TXTATR_FLYCNT, nIndx, nIndx );
                delete pOldAsCharAnchorPos;
			}
            // <--
		}
	}

    GetIDocumentUndoRedo().EndUndo( UNDO_END, NULL );
	SetModified();

	return bUnmark;
}


int SwDoc::Chainable( const SwFrmFmt &rSource, const SwFrmFmt &rDest )
{
	//Die Source darf noch keinen Follow haben.
	const SwFmtChain &rOldChain = rSource.GetChain();
	if ( rOldChain.GetNext() )
		return SW_CHAIN_SOURCE_CHAINED;

	//Ziel darf natuerlich nicht gleich Source sein und es
	//darf keine geschlossene Kette entstehen.
	const SwFrmFmt *pFmt = &rDest;
	do {
		if( pFmt == &rSource )
			return SW_CHAIN_SELF;
		pFmt = pFmt->GetChain().GetNext();
	} while ( pFmt );

	//Auch eine Verkettung von Innen nach aussen oder von aussen
	//nach innen ist nicht zulaessig.
	if( rDest.IsLowerOf( rSource ) || rSource .IsLowerOf( rDest ) )
		return SW_CHAIN_SELF;

	//Das Ziel darf noch keinen Master haben.
	const SwFmtChain &rChain = rDest.GetChain();
	if( rChain.GetPrev() )
		return SW_CHAIN_IS_IN_CHAIN;

	//Das Ziel muss leer sein.
	const SwNodeIndex* pCntIdx = rDest.GetCntnt().GetCntntIdx();
	if( !pCntIdx )
		return SW_CHAIN_NOT_FOUND;

	SwNodeIndex aNxtIdx( *pCntIdx, 1 );
	const SwTxtNode* pTxtNd = aNxtIdx.GetNode().GetTxtNode();
	if( !pTxtNd )
		return SW_CHAIN_NOT_FOUND;

    const sal_uLong nFlySttNd = pCntIdx->GetIndex();
	if( 2 != ( pCntIdx->GetNode().EndOfSectionIndex() - nFlySttNd ) ||
		pTxtNd->GetTxt().Len() )
		return SW_CHAIN_NOT_EMPTY;

	sal_uInt16 nArrLen = GetSpzFrmFmts()->Count();
	for( sal_uInt16 n = 0; n < nArrLen; ++n )
	{
		const SwFmtAnchor& rAnchor = (*GetSpzFrmFmts())[ n ]->GetAnchor();
        sal_uLong nTstSttNd;
        // OD 11.12.2003 #i20622# - to-frame anchored objects are allowed.
        if ( ((rAnchor.GetAnchorId() == FLY_AT_PARA) ||
              (rAnchor.GetAnchorId() == FLY_AT_CHAR)) &&
			 0 != rAnchor.GetCntntAnchor() &&
			 nFlySttNd <= ( nTstSttNd =
			 			rAnchor.GetCntntAnchor()->nNode.GetIndex() ) &&
             nTstSttNd < nFlySttNd + 2 )
		{
			return SW_CHAIN_NOT_EMPTY;
		}
	}

	//Auf die richtige Area muessen wir auch noch einen Blick werfen.
	//Beide Flys muessen im selben Bereich (Body, Head/Foot, Fly) sitzen
	//Wenn die Source nicht der selektierte Rahmen ist, so reicht es
	//Wenn ein passender gefunden wird (Der Wunsch kann z.B. von der API
	//kommen).

	// both in the same fly, header, footer or on the page?
	const SwFmtAnchor &rSrcAnchor = rSource.GetAnchor(),
					  &rDstAnchor = rDest.GetAnchor();
	sal_uLong nEndOfExtras = GetNodes().GetEndOfExtras().GetIndex();
	sal_Bool bAllowed = sal_False;
    if ( FLY_AT_PAGE == rSrcAnchor.GetAnchorId() )
    {
        if ( (FLY_AT_PAGE == rDstAnchor.GetAnchorId()) ||
			( rDstAnchor.GetCntntAnchor() &&
			  rDstAnchor.GetCntntAnchor()->nNode.GetIndex() > nEndOfExtras ))
			bAllowed = sal_True;
	}
	else if( rSrcAnchor.GetCntntAnchor() && rDstAnchor.GetCntntAnchor() )
	{
		const SwNodeIndex &rSrcIdx = rSrcAnchor.GetCntntAnchor()->nNode,
						    &rDstIdx = rDstAnchor.GetCntntAnchor()->nNode;
		const SwStartNode* pSttNd = 0;
		if( rSrcIdx == rDstIdx ||
			( !pSttNd &&
				0 != ( pSttNd = rSrcIdx.GetNode().FindFlyStartNode() ) &&
				pSttNd == rDstIdx.GetNode().FindFlyStartNode() ) ||
			( !pSttNd &&
				0 != ( pSttNd = rSrcIdx.GetNode().FindFooterStartNode() ) &&
				pSttNd == rDstIdx.GetNode().FindFooterStartNode() ) ||
			( !pSttNd &&
				0 != ( pSttNd = rSrcIdx.GetNode().FindHeaderStartNode() ) &&
				pSttNd == rDstIdx.GetNode().FindHeaderStartNode() ) ||
			( !pSttNd && rDstIdx.GetIndex() > nEndOfExtras &&
							rSrcIdx.GetIndex() > nEndOfExtras ))
			bAllowed = sal_True;
	}

	return bAllowed ? SW_CHAIN_OK : SW_CHAIN_WRONG_AREA;
}

int SwDoc::Chain( SwFrmFmt &rSource, const SwFrmFmt &rDest )
{
	int nErr = Chainable( rSource, rDest );
	if ( !nErr )
    {
        GetIDocumentUndoRedo().StartUndo( UNDO_CHAINE, NULL );

		SwFlyFrmFmt& rDestFmt = (SwFlyFrmFmt&)rDest;

		//Follow an den Master haengen.
		SwFmtChain aChain = rDestFmt.GetChain();
		aChain.SetPrev( &(SwFlyFrmFmt&)rSource );
		SetAttr( aChain, rDestFmt );

		SfxItemSet aSet( GetAttrPool(), RES_FRM_SIZE, RES_FRM_SIZE,
										RES_CHAIN,  RES_CHAIN, 0 );

		//Follow an den Master haengen.
		aChain.SetPrev( &(SwFlyFrmFmt&)rSource );
		SetAttr( aChain, rDestFmt );

		//Master an den Follow haengen und dafuer sorgen, dass der Master
		//eine fixierte Hoehe hat.
		aChain = rSource.GetChain();
		aChain.SetNext( &rDestFmt );
		aSet.Put( aChain );

		SwFmtFrmSize aSize( rSource.GetFrmSize() );
        if ( aSize.GetHeightSizeType() != ATT_FIX_SIZE )
		{
			SwFlyFrm *pFly = SwIterator<SwFlyFrm,SwFmt>::FirstElement( rSource );
			if ( pFly )
				aSize.SetHeight( pFly->Frm().Height() );
            aSize.SetHeightSizeType( ATT_FIX_SIZE );
			aSet.Put( aSize );
		}
		SetAttr( aSet, rSource );

        GetIDocumentUndoRedo().EndUndo( UNDO_CHAINE, NULL );
    }
	return nErr;
}

void SwDoc::Unchain( SwFrmFmt &rFmt )
{
	SwFmtChain aChain( rFmt.GetChain() );
	if ( aChain.GetNext() )
    {
        GetIDocumentUndoRedo().StartUndo( UNDO_UNCHAIN, NULL );
		SwFrmFmt *pFollow = aChain.GetNext();
		aChain.SetNext( 0 );
		SetAttr( aChain, rFmt );
		aChain = pFollow->GetChain();
		aChain.SetPrev( 0 );
		SetAttr( aChain, *pFollow );
        GetIDocumentUndoRedo().EndUndo( UNDO_UNCHAIN, NULL );
    }
}