xref: /aoo42x/main/sw/source/core/edit/edattr.cxx (revision efeef26f)
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13  * Unless required by applicable law or agreed to in writing,
14  * software distributed under the License is distributed on an
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16  * KIND, either express or implied.  See the License for the
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21 
22 
23 
24 // MARKER(update_precomp.py): autogen include statement, do not remove
25 #include "precompiled_sw.hxx"
26 
27 
28 #include <hintids.hxx>
29 
30 #include <editeng/tstpitem.hxx>
31 #include <editeng/lrspitem.hxx>
32 #include <editeng/scripttypeitem.hxx>
33 #include <com/sun/star/i18n/ScriptType.hdl>
34 #include <txatbase.hxx>
35 #include <txtftn.hxx>
36 #include <fmtftn.hxx>
37 #include <editsh.hxx>
38 #include <edimp.hxx>	// fuer MACROS
39 #include <doc.hxx>
40 #include <swundo.hxx>	// fuer UNDO-Ids
41 #include <ndtxt.hxx>
42 #include <ftnidx.hxx>
43 #include <expfld.hxx>
44 #include <rootfrm.hxx>
45 #include <cntfrm.hxx>
46 #include <breakit.hxx>
47 #include <txtfld.hxx>
48 #include <fmtfld.hxx>
49 #include <crsskip.hxx>
50 #include <txtfrm.hxx>		// SwTxtFrm
51 #include <scriptinfo.hxx>
52 #include <svl/ctloptions.hxx>
53 #include <charfmt.hxx>  // #i27615#
54 #include <numrule.hxx>
55 
56 
57 /*************************************
58  * harte Formatierung (Attribute)
59  *************************************/
60 
61 // wenn Selektion groesser Max Nodes oder mehr als Max Selektionen
62 // => keine Attribute
63 const sal_uInt16& getMaxLookup()
64 {
65 	static const sal_uInt16 nMaxLookup = 1000;
66 	return nMaxLookup;
67 }
68 
69 // --> OD 2008-01-16 #newlistlevelattrs#
70 sal_Bool SwEditShell::GetCurAttr( SfxItemSet& rSet,
71                               const bool bMergeIndentValuesOfNumRule ) const
72 // <--
73 {
74 	if( GetCrsrCnt() > getMaxLookup() )
75 	{
76 		rSet.InvalidateAllItems();
77 		return sal_False;
78 	}
79 
80 	SfxItemSet aSet( *rSet.GetPool(), rSet.GetRanges() );
81 	SfxItemSet *pSet = &rSet;
82 
83 	FOREACHPAM_START(this)
84 
85         // #i27615# if the cursor is in front of the numbering label
86         // the attributes to get are those from the numbering format.
87         if (PCURCRSR->IsInFrontOfLabel())
88         {
89             SwTxtNode * pTxtNd =
90                 PCURCRSR->GetPoint()->nNode.GetNode().GetTxtNode();
91 
92             if (pTxtNd)
93             {
94                 SwNumRule * pNumRule = pTxtNd->GetNumRule();
95 
96                 if (pNumRule)
97                 {
98                     const String & aCharFmtName =
99                         pNumRule->Get(static_cast<sal_uInt16>(pTxtNd->GetActualListLevel())).GetCharFmtName();
100                     SwCharFmt * pCharFmt =
101                         GetDoc()->FindCharFmtByName(aCharFmtName);
102 
103                     if (pCharFmt)
104                         rSet.Put(pCharFmt->GetAttrSet());
105                 }
106             }
107 
108             continue;
109         }
110 
111 		sal_uLong nSttNd = PCURCRSR->GetMark()->nNode.GetIndex(),
112 			  nEndNd = PCURCRSR->GetPoint()->nNode.GetIndex();
113 		xub_StrLen nSttCnt = PCURCRSR->GetMark()->nContent.GetIndex(),
114 				   nEndCnt = PCURCRSR->GetPoint()->nContent.GetIndex();
115 
116 		if( nSttNd > nEndNd || ( nSttNd == nEndNd && nSttCnt > nEndCnt ))
117 		{
118 			sal_uLong nTmp = nSttNd; nSttNd = nEndNd; nEndNd = nTmp;
119 			nTmp = nSttCnt; nSttCnt = nEndCnt; nEndCnt = (xub_StrLen)nTmp;
120 		}
121 
122 		if( nEndNd - nSttNd >= getMaxLookup() )
123 		{
124 			rSet.ClearItem();
125 			rSet.InvalidateAllItems();
126 			return sal_False;
127 		}
128 
129 		// beim 1.Node traegt der Node die Werte in den GetSet ein (Initial)
130 		// alle weiteren Nodes werden zum GetSet zu gemergt
131 		for( sal_uLong n = nSttNd; n <= nEndNd; ++n )
132 		{
133 			SwNode* pNd = GetDoc()->GetNodes()[ n ];
134 			switch( pNd->GetNodeType() )
135 			{
136 			case ND_TEXTNODE:
137 				{
138 					xub_StrLen nStt = n == nSttNd ? nSttCnt : 0,
139 						   	   nEnd = n == nEndNd ? nEndCnt
140 										: ((SwTxtNode*)pNd)->GetTxt().Len();
141                     // --> OD 2008-01-16 #newlistlevelattrs#
142                     ((SwTxtNode*)pNd)->GetAttr( *pSet, nStt, nEnd,
143                                                 sal_False, sal_True,
144                                                 bMergeIndentValuesOfNumRule );
145                     // <--
146 				}
147 				break;
148 			case ND_GRFNODE:
149 			case ND_OLENODE:
150 				((SwCntntNode*)pNd)->GetAttr( *pSet );
151 				break;
152 
153 			default:
154 				pNd = 0;
155 			}
156 
157 			if( pNd )
158 			{
159 				if( pSet != &rSet )
160 					rSet.MergeValues( aSet );
161 
162 				if( aSet.Count() )
163 					aSet.ClearItem();
164 			}
165 			pSet = &aSet;
166 		}
167 
168 	FOREACHPAM_END()
169 
170 	return sal_True;
171 }
172 
173 SwTxtFmtColl* SwEditShell::GetCurTxtFmtColl() const
174 {
175 	SwTxtFmtColl *pFmt = 0;
176 
177 	if ( GetCrsrCnt() > getMaxLookup() )
178 		return 0;
179 
180 	FOREACHPAM_START(this)
181 
182 		sal_uLong nSttNd = PCURCRSR->GetMark()->nNode.GetIndex(),
183 			  nEndNd = PCURCRSR->GetPoint()->nNode.GetIndex();
184 		xub_StrLen nSttCnt = PCURCRSR->GetMark()->nContent.GetIndex(),
185 				   nEndCnt = PCURCRSR->GetPoint()->nContent.GetIndex();
186 
187 		if( nSttNd > nEndNd || ( nSttNd == nEndNd && nSttCnt > nEndCnt ))
188 		{
189 			sal_uLong nTmp = nSttNd; nSttNd = nEndNd; nEndNd = nTmp;
190 			nTmp = nSttCnt; nSttCnt = nEndCnt; nEndCnt = (xub_StrLen)nTmp;
191 		}
192 
193 		if( nEndNd - nSttNd >= getMaxLookup() )
194 		{
195 			pFmt = 0;
196 			break;
197 		}
198 
199 		for( sal_uLong n = nSttNd; n <= nEndNd; ++n )
200 		{
201 			SwNode* pNd = GetDoc()->GetNodes()[ n ];
202 			if( pNd->IsTxtNode() )
203 			{
204 				if( !pFmt )
205 					pFmt = ((SwTxtNode*)pNd)->GetTxtColl();
206 				else if( pFmt == ((SwTxtNode*)pNd)->GetTxtColl() ) // ???
207 					break;
208 			}
209 		}
210 
211 	FOREACHPAM_END()
212 	return pFmt;
213 }
214 
215 
216 
217 sal_Bool SwEditShell::GetCurFtn( SwFmtFtn* pFillFtn )
218 {
219 	// der Cursor muss auf dem akt. Fussnoten-Anker stehen:
220 	SwPaM* pCrsr = GetCrsr();
221 	SwTxtNode* pTxtNd = pCrsr->GetNode()->GetTxtNode();
222 	if( !pTxtNd )
223 		return sal_False;
224 
225     SwTxtAttr *const pFtn = pTxtNd->GetTxtAttrForCharAt(
226         pCrsr->GetPoint()->nContent.GetIndex(), RES_TXTATR_FTN);
227 	if( pFtn && pFillFtn )
228 	{
229 		// Daten vom Attribut uebertragen
230 		const SwFmtFtn &rFtn = ((SwTxtFtn*)pFtn)->GetFtn();
231 		pFillFtn->SetNumber( rFtn );
232 		pFillFtn->SetEndNote( rFtn.IsEndNote() );
233 	}
234 	return 0 != pFtn;
235 }
236 
237 
238 bool SwEditShell::SetCurFtn( const SwFmtFtn& rFillFtn )
239 {
240     bool bChgd = false;
241 	StartAllAction();
242 
243 	SwPaM* pCrsr = GetCrsr(), *pFirst = pCrsr;
244 	do {
245 		bChgd |=  pDoc->SetCurFtn( *pCrsr, rFillFtn.GetNumStr(),
246 											rFillFtn.GetNumber(),
247 											rFillFtn.IsEndNote() );
248 
249 	} while( pFirst != ( pCrsr = (SwPaM*)pCrsr->GetNext() ));
250 
251 	EndAllAction();
252 	return bChgd;
253 }
254 
255 
256 
257 /*sal_uInt16 SwEditShell::GetFtnCnt( sal_Bool bEndNotes = sal_False ) const
258 {
259 	const SwFtnIdxs &rIdxs = pDoc->GetFtnIdxs();
260 	sal_uInt16 nCnt = 0;
261 	for ( sal_uInt16 i = 0; i < rIdxs.Count(); ++i )
262 	{
263 		const SwFmtFtn &rFtn = rIdxs[i]->GetFtn();
264 		if ( bEndNotes == rFtn.IsEndNote() )
265 			nCnt++;
266 	}
267 	return nCnt;
268 } */
269 
270 
271 bool SwEditShell::HasFtns( bool bEndNotes ) const
272 {
273 	const SwFtnIdxs &rIdxs = pDoc->GetFtnIdxs();
274 	for ( sal_uInt16 i = 0; i < rIdxs.Count(); ++i )
275 	{
276 		const SwFmtFtn &rFtn = rIdxs[i]->GetFtn();
277 		if ( bEndNotes == rFtn.IsEndNote() )
278 			return sal_True;
279 	}
280 	return sal_False;
281 }
282 
283 
284 	// gebe Liste aller Fussnoten und deren Anfangstexte
285 sal_uInt16 SwEditShell::GetSeqFtnList( SwSeqFldList& rList, bool bEndNotes )
286 {
287 	if( rList.Count() )
288 		rList.Remove( 0, rList.Count() );
289 
290 	sal_uInt16 n, nFtnCnt = pDoc->GetFtnIdxs().Count();
291 	SwTxtFtn* pTxtFtn;
292 	for( n = 0; n < nFtnCnt; ++n )
293 	{
294 		pTxtFtn = pDoc->GetFtnIdxs()[ n ];
295 		const SwFmtFtn& rFtn = pTxtFtn->GetFtn();
296 		if ( rFtn.IsEndNote() != bEndNotes )
297 			continue;
298 
299 		SwNodeIndex* pIdx = pTxtFtn->GetStartNode();
300 		if( pIdx )
301 		{
302 			SwNodeIndex aIdx( *pIdx, 1 );
303 			SwTxtNode* pTxtNd = aIdx.GetNode().GetTxtNode();
304 			if( !pTxtNd )
305 				pTxtNd = (SwTxtNode*)pDoc->GetNodes().GoNext( &aIdx );
306 
307 			if( pTxtNd )
308 			{
309 				String sTxt( rFtn.GetViewNumStr( *pDoc ));
310 				if( sTxt.Len() )
311 					sTxt += ' ';
312                 sTxt += pTxtNd->GetExpandTxt( 0, USHRT_MAX );
313 
314 				_SeqFldLstElem* pNew = new _SeqFldLstElem( sTxt,
315 											pTxtFtn->GetSeqRefNo() );
316 				while( rList.InsertSort( pNew ) )
317 					pNew->sDlgEntry += ' ';
318 			}
319 		}
320 	}
321 
322 	return rList.Count();
323 }
324 
325 
326 // linken Rand ueber Objectleiste einstellen (aenhlich dem Stufen von
327 // Numerierungen)
328 sal_Bool SwEditShell::IsMoveLeftMargin( sal_Bool bRight, sal_Bool bModulus ) const
329 {
330 	sal_Bool bRet = sal_True;
331 
332 	const SvxTabStopItem& rTabItem = (SvxTabStopItem&)GetDoc()->
333 								GetDefault( RES_PARATR_TABSTOP );
334 	sal_uInt16 nDefDist = static_cast<sal_uInt16>(rTabItem.Count() ? rTabItem[0].GetTabPos() : 1134);
335 	if( !nDefDist )
336 		return sal_False;
337 
338 	FOREACHPAM_START(this)
339 
340 		sal_uLong nSttNd = PCURCRSR->GetMark()->nNode.GetIndex(),
341 			  nEndNd = PCURCRSR->GetPoint()->nNode.GetIndex();
342 
343 		if( nSttNd > nEndNd )
344 		{
345 			sal_uLong nTmp = nSttNd; nSttNd = nEndNd; nEndNd = nTmp;
346 		}
347 
348 		SwCntntNode* pCNd;
349 		for( sal_uLong n = nSttNd; bRet && n <= nEndNd; ++n )
350 			if( 0 != ( pCNd = GetDoc()->GetNodes()[ n ]->GetTxtNode() ))
351 			{
352 				const SvxLRSpaceItem& rLS = (SvxLRSpaceItem&)
353 											pCNd->GetAttr( RES_LR_SPACE );
354 				if( bRight )
355 				{
356 					long nNext = rLS.GetTxtLeft() + nDefDist;
357 					if( bModulus )
358 						nNext = ( nNext / nDefDist ) * nDefDist;
359 					SwFrm* pFrm = pCNd->getLayoutFrm( GetLayout() );
360                     if ( pFrm )
361                     {
362                         const sal_uInt16 nFrmWidth = static_cast<sal_uInt16>( pFrm->IsVertical() ?
363                                                  pFrm->Frm().Height() :
364                                                  pFrm->Frm().Width() );
365                         bRet = nFrmWidth > ( nNext + MM50 );
366                     }
367                     else
368                         bRet = sal_False;
369 				}
370 			}
371 
372 		if( !bRet )
373 			break;
374 
375 	FOREACHPAM_END()
376 	return bRet;
377 }
378 
379 void SwEditShell::MoveLeftMargin( sal_Bool bRight, sal_Bool bModulus )
380 {
381 	StartAllAction();
382 	StartUndo( UNDO_START );
383 
384 	SwPaM* pCrsr = GetCrsr();
385 	if( pCrsr->GetNext() != pCrsr )			// Mehrfachselektion ?
386 	{
387 		SwPamRanges aRangeArr( *pCrsr );
388 		SwPaM aPam( *pCrsr->GetPoint() );
389 		for( sal_uInt16 n = 0; n < aRangeArr.Count(); ++n )
390 			GetDoc()->MoveLeftMargin( aRangeArr.SetPam( n, aPam ),
391 										bRight, bModulus );
392 	}
393 	else
394 		GetDoc()->MoveLeftMargin( *pCrsr, bRight, bModulus );
395 
396 	EndUndo( UNDO_END );
397 	EndAllAction();
398 }
399 
400 
401 inline sal_uInt16 lcl_SetScriptFlags( sal_uInt16 nType )
402 {
403 	sal_uInt16 nRet;
404    	switch( nType )
405 	{
406 	case ::com::sun::star::i18n::ScriptType::LATIN:		nRet = SCRIPTTYPE_LATIN;	break;
407 	case ::com::sun::star::i18n::ScriptType::ASIAN:		nRet = SCRIPTTYPE_ASIAN;	break;
408 	case ::com::sun::star::i18n::ScriptType::COMPLEX:	nRet = SCRIPTTYPE_COMPLEX;	break;
409 	default: nRet = 0;
410 	}
411 	return nRet;
412 }
413 
414 sal_Bool lcl_IsNoEndTxtAttrAtPos( const SwTxtNode& rTNd, xub_StrLen nPos,
415                             sal_uInt16 &rScrpt, sal_Bool bInSelection, sal_Bool bNum )
416 {
417 	sal_Bool bRet = sal_False;
418 	const String& rTxt = rTNd.GetTxt();
419     String sExp;
420 
421     // consider numbering
422     if ( bNum )
423     {
424         bRet = sal_False;
425 
426         // --> OD 2008-03-19 #refactorlists#
427         if ( rTNd.IsInList() )
428         {
429             ASSERT( rTNd.GetNumRule(),
430                     "<lcl_IsNoEndTxtAttrAtPos(..)> - no list style found at text node. Serious defect -> please inform OD." );
431             const SwNumRule* pNumRule = rTNd.GetNumRule();
432             const SwNumFmt &rNumFmt = pNumRule->Get( static_cast<sal_uInt16>(rTNd.GetActualListLevel()) );
433             if( SVX_NUM_BITMAP != rNumFmt.GetNumberingType() )
434             {
435                 if ( SVX_NUM_CHAR_SPECIAL == rNumFmt.GetNumberingType() )
436                     sExp = rNumFmt.GetBulletChar();
437                 else
438                     sExp = rTNd.GetNumString();
439             }
440         }
441     }
442 
443     // and fields
444     if ( CH_TXTATR_BREAKWORD == rTxt.GetChar( nPos ) )
445     {
446         const SwTxtAttr* const pAttr = rTNd.GetTxtAttrForCharAt( nPos );
447         if (pAttr)
448         {
449             bRet = sal_True; // all other than fields can be
450                          // defined as weak-script ?
451             if ( RES_TXTATR_FIELD == pAttr->Which() )
452             {
453                 const SwField* const pFld = pAttr->GetFld().GetFld();
454                 if (pFld)
455                 {
456                     sExp += pFld->ExpandField(true);
457                 }
458             }
459         }
460     }
461 
462     xub_StrLen nEnd = sExp.Len();
463     if ( nEnd )
464     {
465         xub_StrLen n;
466         if( bInSelection )
467         {
468             sal_uInt16 nScript;
469             for( n = 0; n < nEnd; n = (xub_StrLen)
470                     pBreakIt->GetBreakIter()->endOfScript( sExp, n, nScript ))
471             {
472                 nScript = pBreakIt->GetBreakIter()->getScriptType( sExp, n );
473                 rScrpt |= lcl_SetScriptFlags( nScript );
474             }
475         }
476         else
477             rScrpt |= lcl_SetScriptFlags( pBreakIt->GetBreakIter()->
478                                         getScriptType( sExp, nEnd-1 ));
479     }
480 
481 	return bRet;
482 }
483 
484 
485 // returns the scripttpye of the selection
486 sal_uInt16 SwEditShell::GetScriptType() const
487 {
488 	sal_uInt16 nRet = 0;
489 	//if( pBreakIt->GetBreakIter().is() )
490 	{
491 		FOREACHPAM_START(this)
492 
493 			const SwPosition *pStt = PCURCRSR->Start(),
494 							 *pEnd = pStt == PCURCRSR->GetMark()
495 									? PCURCRSR->GetPoint()
496 									: PCURCRSR->GetMark();
497 			if( pStt == pEnd || *pStt == *pEnd )
498 			{
499 				const SwTxtNode* pTNd = pStt->nNode.GetNode().GetTxtNode();
500 				if( pTNd )
501 				{
502                     // try to get SwScriptInfo
503                     const SwScriptInfo* pScriptInfo = SwScriptInfo::GetScriptInfo( *pTNd );
504 
505 					xub_StrLen nPos = pStt->nContent.GetIndex();
506 					//Task 90448: we need the scripttype of the previous
507 					//				position, if no selection exist!
508 					if( nPos )
509 					{
510 						SwIndex aIdx( pStt->nContent );
511 						if( pTNd->GoPrevious( &aIdx, CRSR_SKIP_CHARS ) )
512 							nPos = aIdx.GetIndex();
513 					}
514 
515                     sal_uInt16 nScript;
516 
517                     if ( pTNd->GetTxt().Len() )
518                     {
519                         nScript = pScriptInfo ?
520                                   pScriptInfo->ScriptType( nPos ) :
521                                   pBreakIt->GetBreakIter()->getScriptType( pTNd->GetTxt(), nPos );
522                     }
523                     else
524                         nScript = GetI18NScriptTypeOfLanguage( (sal_uInt16)GetAppLanguage() );
525 
526                     if( !lcl_IsNoEndTxtAttrAtPos( *pTNd, nPos, nRet, sal_False, sal_False ))
527                         nRet |= lcl_SetScriptFlags( nScript );
528 				}
529 			}
530 			else if ( pBreakIt->GetBreakIter().is() )
531 			{
532 				sal_uLong nEndIdx = pEnd->nNode.GetIndex();
533 				SwNodeIndex aIdx( pStt->nNode );
534 				for( ; aIdx.GetIndex() <= nEndIdx; aIdx++ )
535 					if( aIdx.GetNode().IsTxtNode() )
536 					{
537 						const SwTxtNode* pTNd = aIdx.GetNode().GetTxtNode();
538 						const String& rTxt = pTNd->GetTxt();
539 
540                         // try to get SwScriptInfo
541                         const SwScriptInfo* pScriptInfo = SwScriptInfo::GetScriptInfo( *pTNd );
542 
543 						xub_StrLen nChg = aIdx == pStt->nNode
544 												? pStt->nContent.GetIndex()
545 												: 0,
546 									nEndPos = aIdx == nEndIdx
547 												? pEnd->nContent.GetIndex()
548                                                 : rTxt.Len();
549 
550 						ASSERT( nEndPos <= rTxt.Len(), "Index outside the range - endless loop!" );
551 						if( nEndPos > rTxt.Len() )
552 							nEndPos = rTxt.Len();
553 
554 						sal_uInt16 nScript;
555 						while( nChg < nEndPos )
556 						{
557                             nScript = pScriptInfo ?
558                                       pScriptInfo->ScriptType( nChg ) :
559                                       pBreakIt->GetBreakIter()->getScriptType(
560 																rTxt, nChg );
561 
562                             if( !lcl_IsNoEndTxtAttrAtPos( *pTNd, nChg, nRet, sal_True,
563                                                           0 == nChg && rTxt.Len() == nEndPos ) )
564 								nRet |= lcl_SetScriptFlags( nScript );
565 
566 							if( (SCRIPTTYPE_LATIN | SCRIPTTYPE_ASIAN |
567 								SCRIPTTYPE_COMPLEX) == nRet )
568 								break;
569 
570 							xub_StrLen nFldPos = nChg+1;
571 
572                             nChg = pScriptInfo ?
573                                    pScriptInfo->NextScriptChg( nChg ) :
574                                    (xub_StrLen)pBreakIt->GetBreakIter()->endOfScript(
575 													rTxt, nChg, nScript );
576 
577                             nFldPos = rTxt.Search(
578 											CH_TXTATR_BREAKWORD, nFldPos );
579 							if( nFldPos < nChg )
580 								nChg = nFldPos;
581 						}
582 						if( (SCRIPTTYPE_LATIN | SCRIPTTYPE_ASIAN |
583 								SCRIPTTYPE_COMPLEX) == nRet )
584 							break;
585 					}
586 			}
587 			if( (SCRIPTTYPE_LATIN | SCRIPTTYPE_ASIAN |
588 								SCRIPTTYPE_COMPLEX) == nRet )
589 				break;
590 
591 		FOREACHPAM_END()
592 	}
593 	if( !nRet )
594         nRet = SvtLanguageOptions::GetScriptTypeOfLanguage( LANGUAGE_SYSTEM );
595 	return nRet;
596 }
597 
598 
599 sal_uInt16 SwEditShell::GetCurLang() const
600 {
601 	const SwPaM* pCrsr = GetCrsr();
602 	const SwPosition& rPos = *pCrsr->GetPoint();
603 	const SwTxtNode* pTNd = rPos.nNode.GetNode().GetTxtNode();
604 	sal_uInt16 nLang;
605 	if( pTNd )
606 	{
607 		//JP 24.9.2001: if exist no selection, then get the language before
608 		//				the current character!
609 		xub_StrLen nPos = rPos.nContent.GetIndex();
610 		if( nPos && !pCrsr->HasMark() )
611 			--nPos;
612 		nLang = pTNd->GetLang( nPos );
613 	}
614 	else
615 		nLang = LANGUAGE_DONTKNOW;
616 	return nLang;
617 }
618 
619 sal_uInt16 SwEditShell::GetScalingOfSelectedText() const
620 {
621 	const SwPaM* pCrsr = GetCrsr();
622 	const SwPosition* pStt = pCrsr->Start();
623 	const SwTxtNode* pTNd = pStt->nNode.GetNode().GetTxtNode();
624 	ASSERT( pTNd, "no textnode available" );
625 
626 	sal_uInt16 nScaleWidth;
627 	if( pTNd )
628 	{
629 		xub_StrLen nStt = pStt->nContent.GetIndex(), nEnd;
630 		const SwPosition* pEnd = pStt == pCrsr->GetPoint()
631 										? pCrsr->GetMark()
632 										: pCrsr->GetPoint();
633 		if( pStt->nNode == pEnd->nNode )
634 			nEnd = pEnd->nContent.GetIndex();
635 		else
636 			nEnd = pTNd->GetTxt().Len();
637 		nScaleWidth = pTNd->GetScalingOfSelectedText( nStt, nEnd );
638 	}
639 	else
640 		nScaleWidth = 100;		        // default are no scaling -> 100%
641 	return nScaleWidth;
642 }
643