1 /**************************************************************
2 *
3 * Licensed to the Apache Software Foundation (ASF) under one
4 * or more contributor license agreements. See the NOTICE file
5 * distributed with this work for additional information
6 * regarding copyright ownership. The ASF licenses this file
7 * to you under the Apache License, Version 2.0 (the
8 * "License"); you may not use this file except in compliance
9 * with the License. You may obtain a copy of the License at
10 *
11 * http://www.apache.org/licenses/LICENSE-2.0
12 *
13 * Unless required by applicable law or agreed to in writing,
14 * software distributed under the License is distributed on an
15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16 * KIND, either express or implied. See the License for the
17 * specific language governing permissions and limitations
18 * under the License.
19 *
20 *************************************************************/
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 #include <editeng/brkitem.hxx>
30 #include <tools/stream.hxx>
31 #include <doc.hxx>
32 #include <docstat.hxx>
33 #include <docary.hxx>
34 #include <fmtpdsc.hxx>
35 #include <laycache.hxx>
36 #include <layhelp.hxx>
37 #include <pagefrm.hxx>
38 #include <rootfrm.hxx>
39 #include <txtfrm.hxx>
40 #include <ndtxt.hxx>
41 #include <swtable.hxx>
42 #include <tabfrm.hxx>
43 #include <rowfrm.hxx>
44 #include <colfrm.hxx>
45 #include <bodyfrm.hxx>
46 #include <ndindex.hxx>
47 #include <sectfrm.hxx>
48 #include <frmfmt.hxx>
49 #include <fmtcntnt.hxx>
50 #include <pagedesc.hxx>
51 #include <frmtool.hxx>
52 #include <dflyobj.hxx>
53 #include <dcontact.hxx>
54 #include "viewopt.hxx"
55 #include "viewsh.hxx"
56 #include <flyfrm.hxx>
57 // OD 2004-05-24 #i28701#
58 #include <sortedobjs.hxx>
59 // --> OD 2006-03-22 #b6375613#
60 #include <pam.hxx>
61 #include <docsh.hxx>
62 #include <com/sun/star/document/XDocumentInfoSupplier.hpp>
63 #include <com/sun/star/beans/XPropertySet.hpp>
64
65 #include <set>
66
67
68 using namespace ::com::sun::star;
69 // <--
70
SV_IMPL_PTRARR(SwPageFlyCache,SwFlyCachePtr)71 SV_IMPL_PTRARR( SwPageFlyCache, SwFlyCachePtr )
72
73 /*-----------------28.5.2001 10:06------------------
74 * Reading and writing of the layout cache.
75 * The layout cache is not necessary, but it improves
76 * the performance and reduces the text flow during
77 * the formatting.
78 * The layout cache contains the index of the paragraphs/tables
79 * at the top of every page, so it's possible to create
80 * the right count of pages and to distribute the document content
81 * to this pages before the formatting starts.
82 *--------------------------------------------------*/
83
84 void SwLayoutCache::Read( SvStream &rStream )
85 {
86 if( !pImpl )
87 {
88 pImpl = new SwLayCacheImpl;
89 if( !pImpl->Read( rStream ) )
90 {
91 delete pImpl;
92 pImpl = 0;
93 }
94 }
95 }
96
97 //-----------------------------------------------------------------------------
98
Insert(sal_uInt16 nType,sal_uLong nIndex,xub_StrLen nOffset)99 void SwLayCacheImpl::Insert( sal_uInt16 nType, sal_uLong nIndex, xub_StrLen nOffset )
100 {
101 aType.Insert( nType, aType.Count() );
102 SvULongs::Insert( nIndex, SvULongs::Count() );
103 aOffset.push_back( nOffset );
104 }
105
Read(SvStream & rStream)106 sal_Bool SwLayCacheImpl::Read( SvStream& rStream )
107 {
108 SwLayCacheIoImpl aIo( rStream, sal_False );
109 if( aIo.GetMajorVersion() > SW_LAYCACHE_IO_VERSION_MAJOR )
110 return sal_False;
111
112 // Due to an evil bug in the layout cache (#102759#), we cannot trust the
113 // sizes of fly frames which have been written using the "old" layout cache.
114 // This flag should indicate that we do not want to trust the width and
115 // height of fly frames
116 bUseFlyCache = aIo.GetMinorVersion() >= 1;
117
118 sal_uInt8 cFlags;
119 sal_uInt32 nIndex, nOffset;
120
121 aIo.OpenRec( SW_LAYCACHE_IO_REC_PAGES );
122 aIo.OpenFlagRec();
123 aIo.CloseFlagRec();
124 while( aIo.BytesLeft() && !aIo.HasError() )
125 {
126 switch( aIo.Peek() )
127 {
128 case SW_LAYCACHE_IO_REC_PARA:
129 aIo.OpenRec( SW_LAYCACHE_IO_REC_PARA );
130 cFlags = aIo.OpenFlagRec();
131 aIo.GetStream() >> nIndex;
132 if( (cFlags & 0x01) != 0 )
133 aIo.GetStream() >> nOffset;
134 else
135 nOffset = STRING_LEN;
136 aIo.CloseFlagRec();
137 Insert( SW_LAYCACHE_IO_REC_PARA, nIndex, (xub_StrLen)nOffset );
138 aIo.CloseRec( SW_LAYCACHE_IO_REC_PARA );
139 break;
140 case SW_LAYCACHE_IO_REC_TABLE:
141 aIo.OpenRec( SW_LAYCACHE_IO_REC_TABLE );
142 aIo.OpenFlagRec();
143 aIo.GetStream() >> nIndex
144 >> nOffset;
145 Insert( SW_LAYCACHE_IO_REC_TABLE, nIndex, (xub_StrLen)nOffset );
146 aIo.CloseFlagRec();
147 aIo.CloseRec( SW_LAYCACHE_IO_REC_TABLE );
148 break;
149 case SW_LAYCACHE_IO_REC_FLY:
150 {
151 aIo.OpenRec( SW_LAYCACHE_IO_REC_FLY );
152 aIo.OpenFlagRec();
153 aIo.CloseFlagRec();
154 long nX, nY, nW, nH;
155 sal_uInt16 nPgNum;
156 aIo.GetStream() >> nPgNum >> nIndex
157 >> nX >> nY >> nW >> nH;
158 SwFlyCache* pFly = new SwFlyCache( nPgNum, nIndex, nX, nY, nW, nH );
159 aFlyCache.Insert( pFly, aFlyCache.Count() );
160 aIo.CloseRec( SW_LAYCACHE_IO_REC_FLY );
161 break;
162 }
163 default:
164 aIo.SkipRec();
165 break;
166 }
167 }
168 aIo.CloseRec( SW_LAYCACHE_IO_REC_PAGES );
169
170 return !aIo.HasError();
171 }
172
173 /*-----------------28.5.2001 10:19------------------
174 * SwLayoutCache::Write(..)
175 * writes the index (more precise: the difference between
176 * the index and the first index of the document content)
177 * of the first paragraph/table at the top of every page.
178 * If at the top of a page is the rest of a paragraph/table
179 * from the bottom of the previous page, the character/row
180 * number is stored, too.
181 * The position, size and page number of the text frames
182 * are stored, too
183 * --------------------------------------------------*/
184
Write(SvStream & rStream,const SwDoc & rDoc)185 void SwLayoutCache::Write( SvStream &rStream, const SwDoc& rDoc )
186 {
187 if( rDoc.GetCurrentLayout() ) // the layout itself .. //swmod 080218
188 {
189 SwLayCacheIoImpl aIo( rStream, sal_True );
190 // We want to save the relative index, so we need the index
191 // of the first content
192 sal_uLong nStartOfContent = rDoc.GetNodes().GetEndOfContent().
193 StartOfSectionNode()->GetIndex();
194 // The first page..
195 SwPageFrm* pPage = (SwPageFrm*)rDoc.GetCurrentLayout()->Lower(); //swmod 080218
196
197 aIo.OpenRec( SW_LAYCACHE_IO_REC_PAGES );
198 aIo.OpenFlagRec( 0, 0 );
199 aIo.CloseFlagRec();
200 while( pPage )
201 {
202 if( pPage->GetPrev() )
203 {
204 SwLayoutFrm* pLay = pPage->FindBodyCont();
205 SwFrm* pTmp = pLay ? pLay->ContainsAny() : NULL;
206 // We are only interested in paragraph or table frames,
207 // a section frames contains paragraphs/tables.
208 if( pTmp && pTmp->IsSctFrm() )
209 pTmp = ((SwSectionFrm*)pTmp)->ContainsAny();
210
211 if( pTmp ) // any content
212 {
213 if( pTmp->IsTxtFrm() )
214 {
215 sal_uLong nNdIdx = ((SwTxtFrm*)pTmp)->GetNode()->GetIndex();
216 if( nNdIdx > nStartOfContent )
217 {
218 /* Open Paragraph Record */
219 aIo.OpenRec( SW_LAYCACHE_IO_REC_PARA );
220 sal_Bool bFollow = ((SwTxtFrm*)pTmp)->IsFollow();
221 aIo.OpenFlagRec( bFollow ? 0x01 : 0x00,
222 bFollow ? 8 : 4 );
223 nNdIdx -= nStartOfContent;
224 aIo.GetStream() << static_cast<sal_uInt32>(nNdIdx);
225 if( bFollow )
226 aIo.GetStream() << static_cast<sal_uInt32>(((SwTxtFrm*)pTmp)->GetOfst());
227 aIo.CloseFlagRec();
228 /* Close Paragraph Record */
229 aIo.CloseRec( SW_LAYCACHE_IO_REC_PARA );
230 }
231 }
232 else if( pTmp->IsTabFrm() )
233 {
234 SwTabFrm* pTab = (SwTabFrm*)pTmp;
235 sal_uLong nOfst = STRING_LEN;
236 if( pTab->IsFollow() )
237 {
238 // If the table is a follow, we have to look for the
239 // master and to count all rows to get the row number
240 nOfst = 0;
241 if( pTab->IsFollow() )
242 pTab = pTab->FindMaster( true );
243 while( pTab != pTmp )
244 {
245 SwFrm* pSub = pTab->Lower();
246 while( pSub )
247 {
248 ++nOfst;
249 pSub = pSub->GetNext();
250 }
251 pTab = pTab->GetFollow();
252 ASSERT( pTab, "Table follow without master" );
253 }
254 }
255 do
256 {
257 sal_uLong nNdIdx =
258 pTab->GetTable()->GetTableNode()->GetIndex();
259 if( nNdIdx > nStartOfContent )
260 {
261 /* Open Table Record */
262 aIo.OpenRec( SW_LAYCACHE_IO_REC_TABLE );
263 aIo.OpenFlagRec( 0, 8 );
264 nNdIdx -= nStartOfContent;
265 aIo.GetStream() << static_cast<sal_uInt32>(nNdIdx)
266 << static_cast<sal_uInt32>(nOfst);
267 aIo.CloseFlagRec();
268 /* Close Table Record */
269 aIo.CloseRec( SW_LAYCACHE_IO_REC_TABLE );
270 }
271 // If the table has a follow on the next page,
272 // we know already the row number and store this
273 // immediately.
274 if( pTab->GetFollow() )
275 {
276 if( nOfst == STRING_LEN )
277 nOfst = 0;
278 do
279 {
280 SwFrm* pSub = pTab->Lower();
281 while( pSub )
282 {
283 ++nOfst;
284 pSub = pSub->GetNext();
285 }
286 pTab = pTab->GetFollow();
287 SwPageFrm *pTabPage = pTab->FindPageFrm();
288 if( pTabPage != pPage )
289 {
290 ASSERT( pPage->GetPhyPageNum() <
291 pTabPage->GetPhyPageNum(),
292 "Looping Tableframes" );
293 pPage = pTabPage;
294 break;
295 }
296 } while ( pTab->GetFollow() );
297 }
298 else
299 break;
300 } while( pTab );
301 }
302 }
303 }
304 if( pPage->GetSortedObjs() )
305 {
306 SwSortedObjs &rObjs = *pPage->GetSortedObjs();
307 for ( sal_uInt16 i = 0; i < rObjs.Count(); ++i )
308 {
309 SwAnchoredObject* pAnchoredObj = rObjs[i];
310 if ( pAnchoredObj->ISA(SwFlyFrm) )
311 {
312 SwFlyFrm *pFly = static_cast<SwFlyFrm*>(pAnchoredObj);
313 if( pFly->Frm().Left() != WEIT_WECH &&
314 !pFly->GetAnchorFrm()->FindFooterOrHeader() )
315 {
316 const SwContact *pC =
317 ::GetUserCall(pAnchoredObj->GetDrawObj());
318 if( pC )
319 {
320 sal_uInt32 nOrdNum = pAnchoredObj->GetDrawObj()->GetOrdNum();
321 sal_uInt16 nPageNum = pPage->GetPhyPageNum();
322 /* Open Fly Record */
323 aIo.OpenRec( SW_LAYCACHE_IO_REC_FLY );
324 aIo.OpenFlagRec( 0, 0 );
325 aIo.CloseFlagRec();
326 SwRect &rRct = pFly->Frm();
327 sal_Int32 nX = rRct.Left() - pPage->Frm().Left();
328 sal_Int32 nY = rRct.Top() - pPage->Frm().Top();
329 aIo.GetStream() << nPageNum << nOrdNum
330 << nX << nY << rRct.Width()
331 << rRct.Height();
332 /* Close Fly Record */
333 aIo.CloseRec( SW_LAYCACHE_IO_REC_FLY );
334 }
335 }
336 }
337 }
338 }
339 pPage = (SwPageFrm*)pPage->GetNext();
340 }
341 aIo.CloseRec( SW_LAYCACHE_IO_REC_PAGES );
342 }
343 }
344
345 #ifdef DBG_UTIL
CompareLayout(const SwDoc & rDoc) const346 sal_Bool SwLayoutCache::CompareLayout( const SwDoc& rDoc ) const
347 {
348 if( !pImpl )
349 return sal_True;
350 const SwRootFrm *pRootFrm = rDoc.GetCurrentLayout();
351 sal_Bool bRet = sal_True;
352 if( pRootFrm )
353 {
354 sal_uInt16 nIndex = 0;
355 sal_uLong nStartOfContent = rDoc.GetNodes().GetEndOfContent().
356 StartOfSectionNode()->GetIndex();
357 SwPageFrm* pPage = (SwPageFrm*)pRootFrm->Lower();
358 if( pPage )
359 pPage = (SwPageFrm*)pPage->GetNext();
360 while( pPage )
361 {
362 if( nIndex >= pImpl->Count() )
363 {
364 if( bRet )
365 bRet = sal_False;
366 break;
367 }
368 SwLayoutFrm* pLay = pPage->FindBodyCont();
369 SwFrm* pTmp = pLay ? pLay->ContainsAny() : NULL;
370 if( pTmp && pTmp->IsSctFrm() )
371 pTmp = ((SwSectionFrm*)pTmp)->ContainsAny();
372 if( pTmp )
373 {
374 if( pTmp->IsTxtFrm() )
375 {
376 sal_uLong nNdIdx = ((SwTxtFrm*)pTmp)->GetNode()->GetIndex();
377 if( nNdIdx > nStartOfContent )
378 {
379 sal_Bool bFollow = ((SwTxtFrm*)pTmp)->IsFollow();
380 nNdIdx -= nStartOfContent;
381 if( pImpl->GetBreakIndex( nIndex ) != nNdIdx ||
382 SW_LAYCACHE_IO_REC_PARA !=
383 pImpl->GetBreakType( nIndex ) ||
384 ( bFollow ? ((SwTxtFrm*)pTmp)->GetOfst()
385 : STRING_LEN ) != pImpl->GetBreakOfst( nIndex ) )
386 {
387 if( bRet )
388 bRet = sal_False;
389 }
390 ++nIndex;
391 }
392 }
393 else if( pTmp->IsTabFrm() )
394 {
395 SwTabFrm* pTab = (SwTabFrm*)pTmp;
396 sal_uLong nOfst = STRING_LEN;
397 if( pTab->IsFollow() )
398 {
399 nOfst = 0;
400 if( pTab->IsFollow() )
401 pTab = pTab->FindMaster( true );
402 while( pTab != pTmp )
403 {
404 SwFrm* pSub = pTab->Lower();
405 while( pSub )
406 {
407 ++nOfst;
408 pSub = pSub->GetNext();
409 }
410 pTab = pTab->GetFollow();
411 }
412 }
413 do
414 {
415 sal_uLong nNdIdx =
416 pTab->GetTable()->GetTableNode()->GetIndex();
417 if( nNdIdx > nStartOfContent )
418 {
419 nNdIdx -= nStartOfContent;
420 if( pImpl->GetBreakIndex( nIndex ) != nNdIdx ||
421 SW_LAYCACHE_IO_REC_TABLE !=
422 pImpl->GetBreakType( nIndex ) ||
423 nOfst != pImpl->GetBreakOfst( nIndex ) )
424 {
425 if( bRet )
426 bRet = sal_False;
427 }
428 ++nIndex;
429 }
430 if( pTab->GetFollow() )
431 {
432 if( nOfst == STRING_LEN )
433 nOfst = 0;
434 do
435 {
436 SwFrm* pSub = pTab->Lower();
437 while( pSub )
438 {
439 ++nOfst;
440 pSub = pSub->GetNext();
441 }
442 pTab = pTab->GetFollow();
443 SwPageFrm *pTabPage = pTab->FindPageFrm();
444 if( pTabPage != pPage )
445 {
446 pPage = pTabPage;
447 break;
448 }
449 } while ( pTab->GetFollow() );
450 }
451 else
452 break;
453 } while( pTab );
454 }
455 }
456 pPage = (SwPageFrm*)pPage->GetNext();
457 }
458 }
459 return bRet;
460 }
461 #endif
462
ClearImpl()463 void SwLayoutCache::ClearImpl()
464 {
465 if( !IsLocked() )
466 {
467 delete pImpl;
468 pImpl = 0;
469 }
470 }
471
472
~SwLayoutCache()473 SwLayoutCache::~SwLayoutCache()
474 {
475 ASSERT( !nLockCount, "Deleting a locked SwLayoutCache!?" );
476 delete pImpl;
477 }
478
479 /*-----------------28.5.2001 10:47------------------
480 * SwActualSection,
481 * a help class to create not nested section frames
482 * for nested sections.
483 * --------------------------------------------------*/
484
SwActualSection(SwActualSection * pUp,SwSectionFrm * pSect,SwSectionNode * pNd)485 SwActualSection::SwActualSection( SwActualSection *pUp,
486 SwSectionFrm *pSect,
487 SwSectionNode *pNd ) :
488 pUpper( pUp ),
489 pSectFrm( pSect ),
490 pSectNode( pNd )
491 {
492 if ( !pSectNode )
493 {
494 const SwNodeIndex *pIndex = pSect->GetFmt()->GetCntnt().GetCntntIdx();
495 pSectNode = pIndex->GetNode().FindSectionNode();
496 }
497 }
498
499 /*-----------------28.5.2001 11:09------------------
500 * SwLayHelper
501 * is the helper class, which utilizes the layout cache information
502 * to distribute the document content to the rigth pages.
503 * It's used by the _InsertCnt(..)-function.
504 * If there's no layout cache, the distibution to the pages is more
505 * a guess, but a guess with statistical background.
506 * --------------------------------------------------*/
507
SwLayHelper(SwDoc * pD,SwFrm * & rpF,SwFrm * & rpP,SwPageFrm * & rpPg,SwLayoutFrm * & rpL,SwActualSection * & rpA,sal_Bool & rB,sal_uLong nNodeIndex,sal_Bool bCache)508 SwLayHelper::SwLayHelper( SwDoc *pD, SwFrm* &rpF, SwFrm* &rpP, SwPageFrm* &rpPg,
509 SwLayoutFrm* &rpL, SwActualSection* &rpA, sal_Bool &rB,
510 sal_uLong nNodeIndex, sal_Bool bCache )
511 : rpFrm( rpF ), rpPrv( rpP ), rpPage( rpPg ), rpLay( rpL ),
512 rpActualSection( rpA ), rbBreakAfter(rB), pDoc(pD), nMaxParaPerPage( 25 ),
513 nParagraphCnt( bCache ? 0 : USHRT_MAX ), bFirst( bCache )
514 {
515 pImpl = pDoc->GetLayoutCache() ? pDoc->GetLayoutCache()->LockImpl() : NULL;
516 if( pImpl )
517 {
518 nMaxParaPerPage = 1000;
519 nStartOfContent = pDoc->GetNodes().GetEndOfContent().StartOfSectionNode()
520 ->GetIndex();
521 nNodeIndex -= nStartOfContent;
522 nIndex = 0;
523 nFlyIdx = 0;
524 while( nIndex < pImpl->Count() && (*pImpl)[ nIndex ] < nNodeIndex )
525 ++nIndex;
526 if( nIndex >= pImpl->Count() )
527 {
528 pDoc->GetLayoutCache()->UnlockImpl();
529 pImpl = NULL;
530 }
531 }
532 else
533 {
534 nIndex = USHRT_MAX;
535 nStartOfContent = ULONG_MAX;
536 }
537 }
538
~SwLayHelper()539 SwLayHelper::~SwLayHelper()
540 {
541 if( pImpl )
542 {
543 ASSERT( pDoc && pDoc->GetLayoutCache(), "Missing layoutcache" );
544 pDoc->GetLayoutCache()->UnlockImpl();
545 }
546 }
547
548 /*-----------------23.5.2001 16:40------------------
549 * SwLayHelper::CalcPageCount() does not really calculate the page count,
550 * it returns the page count value from the layout cache, if available,
551 * otherwise it estimates the page count.
552 * --------------------------------------------------*/
553
CalcPageCount()554 sal_uLong SwLayHelper::CalcPageCount()
555 {
556 sal_uLong nPgCount;
557 SwLayCacheImpl *pCache = pDoc->GetLayoutCache() ?
558 pDoc->GetLayoutCache()->LockImpl() : NULL;
559 if( pCache )
560 {
561 nPgCount = pCache->Count() + 1;
562 pDoc->GetLayoutCache()->UnlockImpl();
563 }
564 else
565 {
566 nPgCount = pDoc->GetDocStat().nPage;
567 if ( nPgCount <= 10 ) // no page insertion for less than 10 pages
568 nPgCount = 0;
569 sal_uLong nNdCount = pDoc->GetDocStat().nPara;
570 if ( nNdCount <= 1 )
571 {
572 //Estimates the number of paragraphs.
573 sal_uLong nTmp = pDoc->GetNodes().GetEndOfContent().GetIndex() -
574 pDoc->GetNodes().GetEndOfExtras().GetIndex();
575 //Tables have a little overhead..
576 nTmp -= pDoc->GetTblFrmFmts()->Count() * 25;
577 //Fly frames, too ..
578 nTmp -= (pDoc->GetNodes().GetEndOfAutotext().GetIndex() -
579 pDoc->GetNodes().GetEndOfInserts().GetIndex()) / 3 * 5;
580 if ( nTmp > 0 )
581 nNdCount = nTmp;
582 }
583 if ( nNdCount > 100 ) // no estimation below this value
584 {
585 if ( nPgCount > 0 )
586 nMaxParaPerPage = nNdCount / nPgCount;
587 else
588 {
589 nMaxParaPerPage = Max( sal_uLong(20),
590 sal_uLong(20 + nNdCount / 1000 * 3) );
591 #ifdef PM2
592 const sal_uLong nMax = 49;
593 #else
594 const sal_uLong nMax = 53;
595 #endif
596 nMaxParaPerPage = Min( nMaxParaPerPage, nMax );
597 nPgCount = nNdCount / nMaxParaPerPage;
598 }
599 if ( nNdCount < 1000 )
600 nPgCount = 0;// no progress bar for small documents
601 ViewShell *pSh = 0;
602 if( rpLay && rpLay->getRootFrm() )
603 pSh = rpLay->getRootFrm()->GetCurrShell();
604 if( pSh && pSh->GetViewOptions()->getBrowseMode() )
605 nMaxParaPerPage *= 6;
606 }
607 }
608 return nPgCount;
609 }
610
611 /*-----------------23.5.2001 16:44------------------
612 * SwLayHelper::CheckInsertPage()
613 * inserts a page and return sal_True, if
614 * - the break after flag is set
615 * - the actual content wants a break before
616 * - the maximum count of paragraph/rows is reached
617 *
618 * The break after flag is set, if the actual content
619 * wants a break after.
620 * --------------------------------------------------*/
621
CheckInsertPage()622 sal_Bool SwLayHelper::CheckInsertPage()
623 {
624 sal_Bool bEnd = 0 == rpPage->GetNext();
625 const SwAttrSet* pAttr = rpFrm->GetAttrSet();
626 const SvxFmtBreakItem& rBrk = pAttr->GetBreak();
627 const SwFmtPageDesc& rDesc = pAttr->GetPageDesc();
628 // --> FME 2004-10-26 #118195# Do not evaluate page description if frame
629 // is a follow frame!
630 const SwPageDesc* pDesc = rpFrm->IsFlowFrm() &&
631 SwFlowFrm::CastFlowFrm( rpFrm )->IsFollow() ?
632 0 :
633 rDesc.GetPageDesc();
634 // <--
635
636 sal_Bool bBrk = nParagraphCnt > nMaxParaPerPage || rbBreakAfter;
637 rbBreakAfter = rBrk.GetBreak() == SVX_BREAK_PAGE_AFTER ||
638 rBrk.GetBreak() == SVX_BREAK_PAGE_BOTH;
639 if ( !bBrk )
640 bBrk = rBrk.GetBreak() == SVX_BREAK_PAGE_BEFORE ||
641 rBrk.GetBreak() == SVX_BREAK_PAGE_BOTH;
642
643 if ( bBrk || pDesc )
644 {
645 sal_uInt16 nPgNum = 0;
646 if ( !pDesc )
647 pDesc = rpPage->GetPageDesc()->GetFollow();
648 else
649 {
650 if ( 0 != (nPgNum = rDesc.GetNumOffset()) )
651 ((SwRootFrm*)rpPage->GetUpper())->SetVirtPageNum(sal_True);
652 }
653 sal_Bool bNextPageOdd = !rpPage->OnRightPage();
654 sal_Bool bInsertEmpty = sal_False;
655 if( nPgNum && bNextPageOdd != ( ( nPgNum % 2 ) != 0 ) )
656 {
657 bNextPageOdd = !bNextPageOdd;
658 bInsertEmpty = sal_True;
659 }
660 ::InsertNewPage( (SwPageDesc&)*pDesc, rpPage->GetUpper(),
661 bNextPageOdd, bInsertEmpty, sal_False, rpPage->GetNext() );
662 if ( bEnd )
663 {
664 ASSERT( rpPage->GetNext(), "Keine neue Seite?" );
665 do
666 { rpPage = (SwPageFrm*)rpPage->GetNext();
667 } while ( rpPage->GetNext() );
668 }
669 else
670 {
671 ASSERT( rpPage->GetNext(), "Keine neue Seite?" );
672 rpPage = (SwPageFrm*)rpPage->GetNext();
673 if ( rpPage->IsEmptyPage() )
674 {
675 ASSERT( rpPage->GetNext(), "Keine neue Seite?" );
676 rpPage = (SwPageFrm*)rpPage->GetNext();
677 }
678 }
679 rpLay = rpPage->FindBodyCont();
680 while( rpLay->Lower() )
681 rpLay = (SwLayoutFrm*)rpLay->Lower();
682 return sal_True;
683 }
684 return sal_False;
685 }
686
687 // --> OD 2006-03-22 #b6375613#
lcl_HasTextFrmAnchoredObjs(SwTxtFrm * p_pTxtFrm)688 bool lcl_HasTextFrmAnchoredObjs( SwTxtFrm* p_pTxtFrm )
689 {
690 bool bHasTextFrmAnchoredObjs( false );
691
692 const SwSpzFrmFmts* pSpzFrmFmts = p_pTxtFrm->GetTxtNode()->GetDoc()->GetSpzFrmFmts();
693 for ( sal_uInt16 i = 0; i < pSpzFrmFmts->Count(); ++i )
694 {
695 SwFrmFmt *pFmt = (SwFrmFmt*)(*pSpzFrmFmts)[i];
696 const SwFmtAnchor &rAnch = pFmt->GetAnchor();
697 if ( rAnch.GetCntntAnchor() &&
698 ((rAnch.GetAnchorId() == FLY_AT_PARA) ||
699 (rAnch.GetAnchorId() == FLY_AT_CHAR)) &&
700 rAnch.GetCntntAnchor()->nNode.GetIndex() ==
701 p_pTxtFrm->GetTxtNode()->GetIndex() )
702 {
703 bHasTextFrmAnchoredObjs = true;
704 break;
705 }
706 }
707
708 return bHasTextFrmAnchoredObjs;
709 }
710
lcl_ApplyWorkaroundForB6375613(SwFrm * p_pFirstFrmOnNewPage)711 void lcl_ApplyWorkaroundForB6375613( SwFrm* p_pFirstFrmOnNewPage )
712 {
713 SwTxtFrm* pFirstTextFrmOnNewPage = dynamic_cast<SwTxtFrm*>(p_pFirstFrmOnNewPage);
714 //
715 if ( pFirstTextFrmOnNewPage &&
716 !pFirstTextFrmOnNewPage->IsFollow() &&
717 pFirstTextFrmOnNewPage->GetTxt().Len() == 0 &&
718 lcl_HasTextFrmAnchoredObjs( pFirstTextFrmOnNewPage ) )
719 {
720 // apply page break before at this text frame to assure, that it doesn't flow backward.
721 const SvxBreak eBreak =
722 pFirstTextFrmOnNewPage->GetAttrSet()->GetBreak().GetBreak();
723 if ( eBreak == SVX_BREAK_NONE )
724 {
725 pFirstTextFrmOnNewPage->GetTxtNode()->LockModify();
726 SwDoc* pDoc( pFirstTextFrmOnNewPage->GetTxtNode()->GetDoc() );
727 IDocumentContentOperations* pIDCO = pFirstTextFrmOnNewPage->GetTxtNode()->getIDocumentContentOperations();
728 const SwPaM aTmpPaM( *(pFirstTextFrmOnNewPage->GetTxtNode()) );
729 pIDCO->InsertPoolItem(
730 aTmpPaM, SvxFmtBreakItem( SVX_BREAK_PAGE_BEFORE, RES_BREAK ), 0 );
731 pFirstTextFrmOnNewPage->GetTxtNode()->UnlockModify();
732
733 uno::Reference< document::XDocumentInfoSupplier > xDoc(
734 pDoc->GetDocShell()->GetBaseModel(),
735 uno::UNO_QUERY);
736 uno::Reference< beans::XPropertySet > xDocInfo(
737 xDoc->getDocumentInfo(),
738 uno::UNO_QUERY );
739 try
740 {
741 xDocInfo->setPropertyValue( rtl::OUString::createFromAscii("WorkaroundForB6375613Applied"), uno::makeAny( true ) );
742 }
743 catch( uno::Exception& )
744 {
745 }
746 }
747 }
748 }
749 // <--
750
751 /*-----------------28.5.2001 11:31------------------
752 * SwLayHelper::CheckInsert
753 * is the entry point for the _InsertCnt-function.
754 * The document content index is checked either it is
755 * in the layout cache either it's time to insert a page
756 * cause the maximal estimation of content per page is reached.
757 * A really big table or long paragraph may contains more than
758 * one page, in this case the needed count of pages will inserted.
759 * --------------------------------------------------*/
760
CheckInsert(sal_uLong nNodeIndex)761 sal_Bool SwLayHelper::CheckInsert( sal_uLong nNodeIndex )
762 {
763 sal_Bool bRet = sal_False;
764 sal_Bool bLongTab = sal_False;
765 sal_uLong nMaxRowPerPage( 0 );
766 nNodeIndex -= nStartOfContent;
767 sal_uInt16 nRows( 0 );
768 if( rpFrm->IsTabFrm() )
769 {
770 //Inside a table counts every row as a paragraph
771 SwFrm *pLow = ((SwTabFrm*)rpFrm)->Lower();
772 nRows = 0;
773 do
774 {
775 ++nRows;
776 pLow = pLow->GetNext();
777 } while ( pLow );
778 nParagraphCnt += nRows;
779 if( !pImpl && nParagraphCnt > nMaxParaPerPage + 10 )
780 {
781 // OD 09.04.2003 #108698# - improve heuristics:
782 // Assume that a table, which has more than three times the quantity
783 // of maximal paragraphs per page rows, consists of rows, which have
784 // the height of a normal paragraph. Thus, allow as much rows per page
785 // as much paragraphs are allowed.
786 if ( nRows > ( 3*nMaxParaPerPage ) )
787 {
788 nMaxRowPerPage = nMaxParaPerPage;
789 }
790 else
791 {
792 SwFrm *pTmp = ((SwTabFrm*)rpFrm)->Lower();
793 if( pTmp->GetNext() )
794 pTmp = pTmp->GetNext();
795 pTmp = ((SwRowFrm*)pTmp)->Lower();
796 sal_uInt16 nCnt = 0;
797 do
798 {
799 ++nCnt;
800 pTmp = pTmp->GetNext();
801 } while( pTmp );
802 nMaxRowPerPage = Max( sal_uLong(2), nMaxParaPerPage / nCnt );
803 }
804 bLongTab = sal_True;
805 }
806 }
807 else
808 ++nParagraphCnt;
809 if( bFirst && pImpl && nIndex < pImpl->Count() &&
810 pImpl->GetBreakIndex( nIndex ) == nNodeIndex &&
811 ( pImpl->GetBreakOfst( nIndex ) < STRING_LEN ||
812 ( ++nIndex < pImpl->Count() &&
813 pImpl->GetBreakIndex( nIndex ) == nNodeIndex ) ) )
814 bFirst = sal_False;
815 #if OSL_DEBUG_LEVEL > 1
816 sal_uLong nBreakIndex = ( pImpl && nIndex < pImpl->Count() ) ?
817 pImpl->GetBreakIndex(nIndex) : 0xffff;
818 (void)nBreakIndex;
819 #endif
820 // OD 09.04.2003 #108698# - always split a big tables.
821 if ( !bFirst ||
822 ( rpFrm->IsTabFrm() && bLongTab )
823 )
824 {
825 sal_uLong nRowCount = 0;
826 do
827 {
828 if( pImpl || bLongTab )
829 {
830 #if OSL_DEBUG_LEVEL > 1
831 sal_uLong nBrkIndex = ( pImpl && nIndex < pImpl->Count() ) ?
832 pImpl->GetBreakIndex(nIndex) : 0xffff;
833 (void)nBrkIndex;
834 #endif
835 xub_StrLen nOfst = STRING_LEN;
836 sal_uInt16 nType = SW_LAYCACHE_IO_REC_PAGES;
837 if( bLongTab )
838 {
839 rbBreakAfter = sal_True;
840 nOfst = static_cast<xub_StrLen>(nRowCount + nMaxRowPerPage);
841 }
842 else
843 {
844 while( nIndex < pImpl->Count() &&
845 pImpl->GetBreakIndex(nIndex) < nNodeIndex)
846 ++nIndex;
847 if( nIndex < pImpl->Count() &&
848 pImpl->GetBreakIndex(nIndex) == nNodeIndex )
849 {
850 nType = pImpl->GetBreakType( nIndex );
851 nOfst = pImpl->GetBreakOfst( nIndex++ );
852 rbBreakAfter = sal_True;
853 }
854 }
855
856 if( nOfst < STRING_LEN )
857 {
858 sal_Bool bSplit = sal_False;
859 sal_uInt16 nRepeat( 0 );
860 if( !bLongTab && rpFrm->IsTxtFrm() &&
861 SW_LAYCACHE_IO_REC_PARA == nType &&
862 nOfst<((SwTxtFrm*)rpFrm)->GetTxtNode()->GetTxt().Len() )
863 bSplit = sal_True;
864 else if( rpFrm->IsTabFrm() && nRowCount < nOfst &&
865 ( bLongTab || SW_LAYCACHE_IO_REC_TABLE == nType ) )
866 {
867 nRepeat = ((SwTabFrm*)rpFrm)->
868 GetTable()->GetRowsToRepeat();
869 bSplit = nOfst < nRows && nRowCount + nRepeat < nOfst;
870 bLongTab = bLongTab && bSplit;
871 }
872 if( bSplit )
873 {
874 rpFrm->InsertBehind( rpLay, rpPrv );
875 rpFrm->Frm().Pos() = rpLay->Frm().Pos();
876 rpFrm->Frm().Pos().Y() += 1;
877 rpPrv = rpFrm;
878 if( rpFrm->IsTabFrm() )
879 {
880 SwTabFrm* pTab = (SwTabFrm*)rpFrm;
881 // --> OD 2004-09-23 #i33629#, #i29955#
882 ::RegistFlys( pTab->FindPageFrm(), pTab );
883 // <--
884 SwFrm *pRow = pTab->Lower();
885 SwTabFrm *pFoll = new SwTabFrm( *pTab );
886
887 SwFrm *pPrv;
888 if( nRepeat > 0 )
889 {
890 bDontCreateObjects = sal_True; //frmtool
891
892 // Insert new headlines:
893 sal_uInt16 nRowIdx = 0;
894 SwRowFrm* pHeadline = 0;
895 while( nRowIdx < nRepeat )
896 {
897 ASSERT( pTab->GetTable()->GetTabLines()[ nRowIdx ], "Table ohne Zeilen?" );
898 pHeadline =
899 new SwRowFrm( *pTab->GetTable()->GetTabLines()[ nRowIdx ], pTab );
900 pHeadline->SetRepeatedHeadline( true );
901 pHeadline->InsertBefore( pFoll, 0 );
902 pHeadline->RegistFlys();
903
904 ++nRowIdx;
905 }
906
907 bDontCreateObjects = sal_False;
908 pPrv = pHeadline;
909 nRows = nRows + nRepeat;
910 }
911 else
912 pPrv = 0;
913 while( pRow && nRowCount < nOfst )
914 {
915 pRow = pRow->GetNext();
916 ++nRowCount;
917 }
918 while ( pRow )
919 {
920 SwFrm* pNxt = pRow->GetNext();
921 pRow->Remove();
922 pRow->InsertBehind( pFoll, pPrv );
923 pPrv = pRow;
924 pRow = pNxt;
925 }
926 rpFrm = pFoll;
927 }
928 else
929 {
930 SwTxtFrm *pNew = new SwTxtFrm( ((SwTxtFrm*)rpFrm)->
931 GetTxtNode(), rpFrm );
932 pNew->_SetIsFollow( sal_True );
933 pNew->ManipOfst( nOfst );
934 pNew->SetFollow( ((SwTxtFrm*)rpFrm)->GetFollow() );
935 ((SwTxtFrm*)rpFrm)->SetFollow( pNew );
936 rpFrm = pNew;
937 }
938 }
939 }
940 }
941
942 SwPageFrm* pLastPage = rpPage;
943 if( CheckInsertPage() )
944 {
945 // --> OD 2006-03-21 #b6375613#
946 if ( pDoc->ApplyWorkaroundForB6375613() )
947 {
948 lcl_ApplyWorkaroundForB6375613( rpFrm );
949 }
950 // <--
951 _CheckFlyCache( pLastPage );
952 if( rpPrv && rpPrv->IsTxtFrm() && !rpPrv->GetValidSizeFlag() )
953 rpPrv->Frm().Height( rpPrv->GetUpper()->Prt().Height() );
954
955 bRet = sal_True;
956 rpPrv = 0;
957 nParagraphCnt = 0;
958
959 if ( rpActualSection )
960 {
961 //Hatte der SectionFrm ueberhaupt Inhalt? Wenn
962 //nicht kann er gleich umgehaengt werden.
963 SwSectionFrm *pSct;
964 bool bInit = false;
965 if ( !rpActualSection->GetSectionFrm()->ContainsCntnt())
966 {
967 pSct = rpActualSection->GetSectionFrm();
968 pSct->Remove();
969 }
970 else
971 {
972 pSct = new SwSectionFrm(
973 *rpActualSection->GetSectionFrm(), sal_False );
974 rpActualSection->GetSectionFrm()->SimpleFormat();
975 bInit = true;
976 }
977 rpActualSection->SetSectionFrm( pSct );
978 pSct->InsertBehind( rpLay, 0 );
979 if( bInit )
980 pSct->Init();
981 pSct->Frm().Pos() = rpLay->Frm().Pos();
982 pSct->Frm().Pos().Y() += 1; //wg. Benachrichtigungen.
983
984 rpLay = pSct;
985 if ( rpLay->Lower() && rpLay->Lower()->IsLayoutFrm() )
986 rpLay = rpLay->GetNextLayoutLeaf();
987 }
988 }
989 } while( bLongTab || ( pImpl && nIndex < pImpl->Count() &&
990 (*pImpl)[ nIndex ] == nNodeIndex ) );
991 }
992 bFirst = sal_False;
993 return bRet;
994 }
995
996 struct SdrObjectCompare
997 {
operator ()SdrObjectCompare998 bool operator()( const SdrObject* pF1, const SdrObject* pF2 ) const
999 {
1000 return pF1->GetOrdNum() < pF2->GetOrdNum();
1001 }
1002 };
1003
1004 struct FlyCacheCompare
1005 {
operator ()FlyCacheCompare1006 bool operator()( const SwFlyCache* pC1, const SwFlyCache* pC2 ) const
1007 {
1008 return pC1->nOrdNum < pC2->nOrdNum;
1009 }
1010 };
1011
1012 /*-----------------28.6.2001 14:40------------------
1013 * SwLayHelper::_CheckFlyCache(..)
1014 * If a new page is inserted, the last page is analysed.
1015 * If there are text frames with default position, the fly cache
1016 * is checked, if these frames are stored in the cache.
1017 * --------------------------------------------------*/
1018
_CheckFlyCache(SwPageFrm * pPage)1019 void SwLayHelper::_CheckFlyCache( SwPageFrm* pPage )
1020 {
1021 if( !pImpl || !pPage )
1022 return;
1023 sal_uInt16 nFlyCount = pImpl->GetFlyCount();
1024 // Any text frames at the page, fly cache avaiable?
1025 if( pPage->GetSortedObjs() && nFlyIdx < nFlyCount )
1026 {
1027 SwSortedObjs &rObjs = *pPage->GetSortedObjs();
1028 sal_uInt16 nPgNum = pPage->GetPhyPageNum();
1029
1030 /*
1031
1032 //
1033 // NOTE: This code assumes that all objects have already been
1034 // inserted into the drawing layout, so that the cached objects
1035 // can be identified by their ordnum. Unfortunately this function
1036 // is called with page n if page n+1 has been inserted. Thus
1037 // not all the objects have been inserted and the ordnums cannot
1038 // be used to identify the objects.
1039 //
1040
1041 for ( sal_uInt16 i = 0; i < rObjs.Count(); ++i ) // check objects
1042 {
1043 SdrObject *pO = rObjs[i];
1044 if ( pO->ISA(SwVirtFlyDrawObj) ) // a text frame?
1045 {
1046 SwFlyFrm *pFly = ((SwVirtFlyDrawObj*)pO)->GetFlyFrm();
1047 if( pFly->Frm().Left() == WEIT_WECH && pFly->GetAnchor() &&
1048 !pFly->GetAnchor()->FindFooterOrHeader() )
1049 { // Only frame with default position and not in header/footer
1050 const SwContact *pC = (SwContact*)GetUserCall(pO);
1051 if( pC )
1052 {
1053 sal_uLong nOrdNum = pO->GetOrdNum(); // the Id
1054 SwFlyCache* pFlyC;
1055 while( nFlyIdx < nFlyCount && ( pFlyC = pImpl->
1056 GetFlyCache(nFlyIdx) )->nPageNum < nPgNum)
1057 ++nFlyIdx;
1058 if( nFlyIdx < nFlyCount &&
1059 pFlyC->nPageNum == nPgNum )
1060 {
1061 sal_uInt16 nIdx = nFlyIdx;
1062 while( nIdx < nFlyCount && ( pFlyC = pImpl->
1063 GetFlyCache( nIdx ) )->nPageNum == nPgNum &&
1064 pFlyC->nOrdNum != nOrdNum )
1065 ++nIdx;
1066 if( nIdx < nFlyCount && pFlyC->nPageNum == nPgNum &&
1067 pFlyC->nOrdNum == nOrdNum )
1068 { // we get the stored information
1069 pFly->Frm().Pos().X() = pFlyC->Left() +
1070 pPage->Frm().Left();
1071 pFly->Frm().Pos().Y() = pFlyC->Top() +
1072 pPage->Frm().Top();
1073 pFly->Frm().Width( pFlyC->Width() );
1074 pFly->Frm().Height( pFlyC->Height() );
1075 }
1076 }
1077 }
1078 }
1079 }
1080 }
1081 */
1082
1083 //
1084 // NOTE: Here we do not use the absolute ordnums but
1085 // relative ordnums for the objects on this page.
1086
1087 // skip fly frames from pages before the current page
1088 SwFlyCache* pFlyC;
1089 while( nFlyIdx < nFlyCount && ( pFlyC = pImpl->
1090 GetFlyCache(nFlyIdx) )->nPageNum < nPgNum)
1091 ++nFlyIdx;
1092
1093 // sort cached objects on this page by ordnum
1094 std::set< const SwFlyCache*, FlyCacheCompare > aFlyCacheSet;
1095 sal_uInt16 nIdx = nFlyIdx;
1096
1097 while( nIdx < nFlyCount && ( pFlyC = pImpl->
1098 GetFlyCache( nIdx ) )->nPageNum == nPgNum )
1099 {
1100 aFlyCacheSet.insert( pFlyC );
1101 ++nIdx;
1102 }
1103
1104 // sort objects on this page by ordnum
1105 std::set< const SdrObject*, SdrObjectCompare > aFlySet;
1106 for ( sal_uInt16 i = 0; i < rObjs.Count(); ++i )
1107 {
1108 SwAnchoredObject* pAnchoredObj = rObjs[i];
1109 if ( pAnchoredObj->ISA(SwFlyFrm) ) // a text frame?
1110 {
1111 SwFlyFrm *pFly = static_cast<SwFlyFrm*>(pAnchoredObj);
1112 if( pFly->GetAnchorFrm() &&
1113 !pFly->GetAnchorFrm()->FindFooterOrHeader() )
1114 {
1115 const SwContact *pC = ::GetUserCall( pAnchoredObj->GetDrawObj() );
1116 if( pC )
1117 {
1118 aFlySet.insert( pAnchoredObj->GetDrawObj() );
1119 }
1120 }
1121 }
1122 }
1123
1124 if ( aFlyCacheSet.size() == aFlySet.size() )
1125 {
1126 std::set< const SwFlyCache*, FlyCacheCompare >::iterator aFlyCacheSetIt =
1127 aFlyCacheSet.begin();
1128 std::set< const SdrObject*, SdrObjectCompare >::iterator aFlySetIt =
1129 aFlySet.begin();
1130
1131 while ( aFlyCacheSetIt != aFlyCacheSet.end() )
1132 {
1133 const SwFlyCache* pFlyCache = *aFlyCacheSetIt;
1134 SwFlyFrm* pFly = ((SwVirtFlyDrawObj*)*aFlySetIt)->GetFlyFrm();
1135
1136 if ( pFly->Frm().Left() == WEIT_WECH )
1137 {
1138 // we get the stored information
1139 pFly->Frm().Pos().X() = pFlyCache->Left() +
1140 pPage->Frm().Left();
1141 pFly->Frm().Pos().Y() = pFlyCache->Top() +
1142 pPage->Frm().Top();
1143 if ( pImpl->IsUseFlyCache() )
1144 {
1145 pFly->Frm().Width( pFlyCache->Width() );
1146 pFly->Frm().Height( pFlyCache->Height() );
1147 }
1148 }
1149
1150 ++aFlyCacheSetIt;
1151 ++aFlySetIt;
1152 }
1153 }
1154 }
1155 }
1156
1157 /*-----------------28.6.2001 14:48------------------
1158 * SwLayHelper::CheckPageFlyCache(..)
1159 * looks for the given text frame in the fly cache and sets
1160 * the position and size, if possible.
1161 * The fly cache is sorted by pages and we start searching with the given page.
1162 * If we found the page number in the fly cache, we set
1163 * the rpPage parameter to the right page, if possible.
1164 * --------------------------------------------------*/
1165
CheckPageFlyCache(SwPageFrm * & rpPage,SwFlyFrm * pFly)1166 sal_Bool SwLayHelper::CheckPageFlyCache( SwPageFrm* &rpPage, SwFlyFrm* pFly )
1167 {
1168 if( !pFly->GetAnchorFrm() || !pFly->GetVirtDrawObj() ||
1169 pFly->GetAnchorFrm()->FindFooterOrHeader() )
1170 return sal_False;
1171 sal_Bool bRet = sal_False;
1172 SwDoc* pDoc = rpPage->GetFmt()->GetDoc();
1173 SwLayCacheImpl *pCache = pDoc->GetLayoutCache() ?
1174 pDoc->GetLayoutCache()->LockImpl() : NULL;
1175 if( pCache )
1176 {
1177 sal_uInt16 nPgNum = rpPage->GetPhyPageNum();
1178 sal_uInt16 nIdx = 0;
1179 sal_uInt16 nCnt = pCache->GetFlyCount();
1180 sal_uLong nOrdNum = pFly->GetVirtDrawObj()->GetOrdNum();
1181 SwFlyCache* pFlyC = 0;
1182
1183 // skip fly frames from pages before the current page
1184 while( nIdx < nCnt &&
1185 nPgNum > (pFlyC = pCache->GetFlyCache( nIdx ))->nPageNum )
1186 ++nIdx;
1187
1188 while( nIdx < nCnt &&
1189 nOrdNum != (pFlyC = pCache->GetFlyCache( nIdx ))->nOrdNum )
1190 ++nIdx;
1191 if( nIdx < nCnt )
1192 {
1193 SwPageFrm *pPage = rpPage;
1194 while( pPage && pPage->GetPhyPageNum() < pFlyC->nPageNum )
1195 pPage = (SwPageFrm*)pPage->GetNext();
1196 // --> OD 2005-02-22 #i43266# - if the found page is an empty page,
1197 // take the previous one (take next one, if previous one doesn't exists)
1198 if ( pPage && pPage->IsEmptyPage() )
1199 {
1200 pPage = static_cast<SwPageFrm*>( pPage->GetPrev()
1201 ? pPage->GetPrev()
1202 : pPage->GetNext() );
1203 }
1204 // <--
1205 if( pPage )
1206 {
1207 rpPage = pPage;
1208 pFly->Frm().Pos().X() = pFlyC->Left() + pPage->Frm().Left();
1209 pFly->Frm().Pos().Y() = pFlyC->Top() + pPage->Frm().Top();
1210 if ( pCache->IsUseFlyCache() )
1211 {
1212 pFly->Frm().Width( pFlyC->Width() );
1213 pFly->Frm().Height( pFlyC->Height() );
1214 }
1215 bRet = sal_True;
1216 }
1217 }
1218 pDoc->GetLayoutCache()->UnlockImpl();
1219 }
1220 return bRet;
1221 }
1222
1223 // -----------------------------------------------------------------------------
1224
SwLayCacheIoImpl(SvStream & rStrm,sal_Bool bWrtMd)1225 SwLayCacheIoImpl::SwLayCacheIoImpl( SvStream& rStrm, sal_Bool bWrtMd ) :
1226 pStream( &rStrm ),
1227 nMajorVersion(SW_LAYCACHE_IO_VERSION_MAJOR),
1228 nMinorVersion(SW_LAYCACHE_IO_VERSION_MINOR),
1229 bWriteMode( bWrtMd ),
1230 bError( sal_False )
1231 {
1232 if( bWriteMode )
1233 *pStream << nMajorVersion
1234 << nMinorVersion;
1235
1236 else
1237 *pStream >> nMajorVersion
1238 >> nMinorVersion;
1239 }
1240
OpenRec(sal_uInt8 cType)1241 sal_Bool SwLayCacheIoImpl::OpenRec( sal_uInt8 cType )
1242 {
1243 sal_Bool bRes = sal_True;
1244 size_t nLvl = aRecTypes.size();
1245 ASSERT( nLvl == aRecSizes.Count(), "OpenRec: Level" );
1246 sal_uInt32 nPos = pStream->Tell();
1247 if( bWriteMode )
1248 {
1249 aRecTypes.push_back( cType );
1250 aRecSizes.Insert( nPos, nLvl );
1251 *pStream << (sal_uInt32) 0;
1252 }
1253 else
1254 {
1255 sal_uInt32 nVal;
1256 *pStream >> nVal;
1257 sal_uInt8 cRecTyp = (sal_uInt8)nVal;
1258 aRecTypes.push_back( cRecTyp );
1259 sal_uInt32 nSize = nVal >> 8;
1260 aRecSizes.Insert( nPos + nSize, nLvl );
1261 if( !nVal || cRecTyp != cType ||
1262 pStream->GetErrorCode() != SVSTREAM_OK || pStream->IsEof() )
1263 {
1264 ASSERT( nVal, "OpenRec: Record-Header is 0" );
1265 ASSERT( cRecTyp == cType,
1266 "OpenRec: Wrong Record Type" );
1267 aRecTypes.back() = 0;
1268 aRecSizes[nLvl] = pStream->Tell();
1269 bRes = sal_False;
1270 bError = sal_True;
1271 }
1272 }
1273 return bRes;
1274 }
1275
1276 // Close record
1277
CloseRec(sal_uInt8)1278 sal_Bool SwLayCacheIoImpl::CloseRec( sal_uInt8 )
1279 {
1280 sal_Bool bRes = sal_True;
1281 size_t nLvl = aRecTypes.size();
1282 ASSERT( nLvl == aRecSizes.Count(), "CloseRec: wrong Level" );
1283 ASSERT( nLvl, "CloseRec: no levels" );
1284 if( nLvl )
1285 {
1286 nLvl--;
1287 sal_uInt32 nPos = pStream->Tell();
1288 if( bWriteMode )
1289 {
1290 sal_uInt32 nBgn = aRecSizes[nLvl];
1291 pStream->Seek( nBgn );
1292 sal_uInt32 nSize = nPos - nBgn;
1293 sal_uInt32 nVal = ( nSize << 8 ) | aRecTypes.back();
1294 *pStream << nVal;
1295 pStream->Seek( nPos );
1296 if( pStream->GetError() != SVSTREAM_OK )
1297 bRes = sal_False;
1298 }
1299 else
1300 {
1301 sal_uInt32 n = aRecSizes[nLvl];
1302 ASSERT( n >= nPos, "CloseRec: to much data read" );
1303 if( n != nPos )
1304 {
1305 pStream->Seek( n );
1306 if( n < nPos )
1307 bRes = sal_False;
1308 }
1309 if( pStream->GetErrorCode() != SVSTREAM_OK )
1310 bRes = sal_False;
1311 }
1312
1313 aRecTypes.pop_back();
1314 aRecSizes.Remove( nLvl, 1 );
1315 }
1316
1317 if( !bRes )
1318 bError = sal_True;
1319
1320 return bRes;
1321 }
1322
BytesLeft()1323 sal_uInt32 SwLayCacheIoImpl::BytesLeft()
1324 {
1325 sal_uInt16 nLvl = aRecSizes.Count();
1326 sal_uInt32 n = 0;
1327 if( !bError && nLvl )
1328 {
1329 sal_uInt32 nEndPos = aRecSizes[ nLvl-1 ];
1330 sal_uInt32 nPos = pStream->Tell();
1331 if( nEndPos > nPos )
1332 n = nEndPos - nPos;
1333 }
1334
1335 return n;
1336 }
1337
Peek()1338 sal_uInt8 SwLayCacheIoImpl::Peek()
1339 {
1340 sal_uInt8 c = 0;
1341 if( !bError )
1342 {
1343 sal_uInt32 nPos = pStream->Tell();
1344 *pStream >> c;
1345 pStream->Seek( nPos );
1346 if( pStream->GetErrorCode() != SVSTREAM_OK )
1347 {
1348 c = 0;
1349 bError = sal_True;
1350 }
1351 }
1352 return c;
1353 }
1354
SkipRec()1355 void SwLayCacheIoImpl::SkipRec()
1356 {
1357 sal_uInt8 c = Peek();
1358 OpenRec( c );
1359 pStream->Seek( aRecSizes[aRecSizes.Count()-1] );
1360 CloseRec( c );
1361 }
1362
OpenFlagRec()1363 sal_uInt8 SwLayCacheIoImpl::OpenFlagRec()
1364 {
1365 ASSERT( !bWriteMode, "OpenFlagRec illegal in write mode" );
1366 sal_uInt8 cFlags;
1367 *pStream >> cFlags;
1368 nFlagRecEnd = pStream->Tell() + ( cFlags & 0x0F );
1369 return (cFlags >> 4);
1370 }
1371
OpenFlagRec(sal_uInt8 nFlags,sal_uInt8 nLen)1372 void SwLayCacheIoImpl::OpenFlagRec( sal_uInt8 nFlags, sal_uInt8 nLen )
1373 {
1374 ASSERT( bWriteMode, "OpenFlagRec illegal in read mode" );
1375 ASSERT( (nFlags & 0xF0) == 0, "illegal flags set" );
1376 ASSERT( nLen < 16, "wrong flag record length" );
1377 sal_uInt8 cFlags = (nFlags << 4) + nLen;
1378 *pStream << cFlags;
1379 nFlagRecEnd = pStream->Tell() + nLen;
1380 }
1381
CloseFlagRec()1382 void SwLayCacheIoImpl::CloseFlagRec()
1383 {
1384 if( bWriteMode )
1385 {
1386 ASSERT( pStream->Tell() == nFlagRecEnd, "Wrong amount of data written" );
1387 }
1388 else
1389 {
1390 ASSERT( pStream->Tell() <= nFlagRecEnd, "To many data read" );
1391 if( pStream->Tell() != nFlagRecEnd )
1392 pStream->Seek( nFlagRecEnd );
1393 }
1394 }
1395