summaryrefslogtreecommitdiff
path: root/editeng/inc/editdoc.hxx
blob: 2924a0e20c45c0e4b83b5634a28fe5a76c83a85b (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (the "License"); you may not use this file
 *   except in compliance with the License. You may obtain a copy of
 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
 */

#ifndef INCLUDED_EDITENG_INC_EDITDOC_HXX
#define INCLUDED_EDITENG_INC_EDITDOC_HXX

#include <com/sun/star/i18n/XExtendedInputSequenceChecker.hpp>

#include "editattr.hxx"
#include "edtspell.hxx"
#include "eerdll2.hxx"
#include <editeng/svxfont.hxx>
#include <svl/itemset.hxx>
#include <svl/style.hxx>
#include <svl/itempool.hxx>
#include <svl/languageoptions.hxx>
#include <tools/lineend.hxx>
#include <o3tl/typed_flags_set.hxx>

#include <memory>
#include <vector>

class ImpEditEngine;
class SvxTabStop;


#define CHARPOSGROW     16
#define DEFTAB          720

void CreateFont( SvxFont& rFont, const SfxItemSet& rSet, bool bSearchInParent = true, SvtScriptType nScriptType = SvtScriptType::NONE );
sal_uInt16 GetScriptItemId( sal_uInt16 nItemId, SvtScriptType nScriptType );
bool IsScriptItemValid( sal_uInt16 nItemId, short nScriptType );

EditCharAttrib* MakeCharAttrib( SfxItemPool& rPool, const SfxPoolItem& rAttr, sal_Int32 nS, sal_Int32 nE );

class ContentNode;
class EditDoc;

struct EPaM
{
    sal_Int32  nPara;
    sal_Int32  nIndex;

    EPaM() : nPara(0), nIndex(0) {}
    EPaM( sal_Int32 nP, sal_Int32 nI ) : nPara(nP), nIndex(nI) {}
    EPaM( const EPaM& r) : nPara(r.nPara), nIndex(r.nIndex) {}
    EPaM& operator = ( const EPaM& r )  { nPara = r.nPara; nIndex = r.nIndex; return *this; }
    inline bool operator == ( const EPaM& r ) const;
    inline bool operator < ( const EPaM& r ) const;
};

inline bool EPaM::operator < ( const EPaM& r ) const
{
    return ( nPara < r.nPara ) || ( ( nPara == r.nPara ) && nIndex < r.nIndex );
}

inline bool EPaM::operator == ( const EPaM& r ) const
{
    return ( nPara == r.nPara ) && ( nIndex == r.nIndex );
}

struct ScriptTypePosInfo
{
    short   nScriptType;
    sal_Int32  nStartPos;
    sal_Int32  nEndPos;

    ScriptTypePosInfo( short Type, sal_Int32 Start, sal_Int32 End )
    : nScriptType(Type)
    , nStartPos(Start)
    , nEndPos(End)
    {
    }
};

typedef std::vector<ScriptTypePosInfo> ScriptTypePosInfos;

struct WritingDirectionInfo
{
    sal_uInt8   nType;
    sal_Int32  nStartPos;
    sal_Int32  nEndPos;

    WritingDirectionInfo( sal_uInt8 Type, sal_Int32 Start, sal_Int32 End )
    : nType(Type)
    , nStartPos(Start)
    , nEndPos(End)
    {
    }
};


typedef std::vector<WritingDirectionInfo> WritingDirectionInfos;

class ContentAttribsInfo
{
private:
    typedef std::vector<std::unique_ptr<EditCharAttrib> > CharAttribsType;

    SfxItemSet          aPrevParaAttribs;
    CharAttribsType     aPrevCharAttribs;

public:
                        ContentAttribsInfo( const SfxItemSet& rParaAttribs );

    const SfxItemSet&       GetPrevParaAttribs() const  { return aPrevParaAttribs; }
    const CharAttribsType&  GetPrevCharAttribs() const  { return aPrevCharAttribs; }

    void RemoveAllCharAttribsFromPool(SfxItemPool& rPool) const;
    void AppendCharAttrib(EditCharAttrib* pNew);
};


//  class SvxColorList

typedef std::vector<Color> SvxColorList;


//  class ItemList


class ItemList
{
private:
    typedef std::vector<const SfxPoolItem*> DummyItemList;
    DummyItemList aItemPool;
    sal_Int32  CurrentItem;

public:
    ItemList();
    const SfxPoolItem*  First();
    const SfxPoolItem*  Next();
    sal_Int32              Count() { return aItemPool.size(); };
    void                Insert( const SfxPoolItem* pItem );
    void                Clear() { aItemPool.clear(); };
};


// class ContentAttribs

class ContentAttribs
{
private:
    SfxStyleSheet*  pStyle;
    SfxItemSet      aAttribSet;

public:
                    ContentAttribs( SfxItemPool& rItemPool );

    void            dumpAsXml(xmlTextWriterPtr pWriter) const;

    SvxTabStop      FindTabStop( sal_Int32 nCurPos, sal_uInt16 nDefTab );
    SfxItemSet&     GetItems()                          { return aAttribSet; }
    const SfxItemSet& GetItems() const { return aAttribSet; }
    const SfxStyleSheet*  GetStyleSheet() const { return pStyle; }
    SfxStyleSheet*  GetStyleSheet() { return pStyle; }
    void            SetStyleSheet( SfxStyleSheet* pS );

    const SfxPoolItem& GetItem( sal_uInt16 nWhich ) const;
    template<class T>
    const T&           GetItem( TypedWhichId<T> nWhich ) const
    {
        return static_cast<const T&>(GetItem(sal_uInt16(nWhich)));
    }
    bool HasItem( sal_uInt16 nWhich ) const;
};


// class CharAttribList

class CharAttribList
{
public:
    typedef std::vector<std::unique_ptr<EditCharAttrib> > AttribsType;

private:
    AttribsType     aAttribs;
    SvxFont         aDefFont;          // faster than ever from the pool!
    bool            bHasEmptyAttribs;

public:
                    CharAttribList();
                    ~CharAttribList();

    void            dumpAsXml(xmlTextWriterPtr pWriter) const;

    void            DeleteEmptyAttribs(  SfxItemPool& rItemPool );

    const EditCharAttrib* FindAttrib( sal_uInt16 nWhich, sal_Int32 nPos ) const;
    EditCharAttrib* FindAttrib( sal_uInt16 nWhich, sal_Int32 nPos );
    const EditCharAttrib* FindNextAttrib( sal_uInt16 nWhich, sal_Int32 nFromPos ) const;
    EditCharAttrib* FindEmptyAttrib( sal_uInt16 nWhich, sal_Int32 nPos );
    const EditCharAttrib* FindFeature( sal_Int32 nPos ) const;


    void            ResortAttribs();
    void            OptimizeRanges( SfxItemPool& rItemPool );

    sal_Int32 Count() const;

    void            InsertAttrib( EditCharAttrib* pAttrib );

    SvxFont&        GetDefFont()            { return aDefFont; }

    bool            HasEmptyAttribs() const { return bHasEmptyAttribs; }
    void SetHasEmptyAttribs(bool b);
    bool HasBoundingAttrib( sal_Int32 nBound ) const;
    bool HasAttrib( sal_Int32 nStartPos, sal_Int32 nEndPos ) const;

    AttribsType& GetAttribs() { return aAttribs;}
    const AttribsType& GetAttribs() const { return aAttribs;}

    void Remove(const EditCharAttrib* p);
    void Remove(sal_Int32 nPos);

#if OSL_DEBUG_LEVEL > 0 && !defined NDEBUG
    static void DbgCheckAttribs(CharAttribList const& rAttribs);
#endif
};


// class ContentNode

class ContentNode
{
private:
    OUString maString;
    ContentAttribs  aContentAttribs;
    CharAttribList  aCharAttribList;
    std::unique_ptr<WrongList> mpWrongList;

    void UnExpandPosition( sal_Int32 &rStartPos, bool bBiasStart );

public:
                    ContentNode( SfxItemPool& rItemPool );
                    ContentNode( const OUString& rStr, const ContentAttribs& rContentAttribs );
                    ~ContentNode();
                    ContentNode(const ContentNode&) = delete;
    ContentNode&    operator=(const ContentNode&) = delete;

    void            dumpAsXml(xmlTextWriterPtr pWriter) const;

    ContentAttribs& GetContentAttribs()     { return aContentAttribs; }
    const ContentAttribs& GetContentAttribs() const { return aContentAttribs; }
    CharAttribList& GetCharAttribs()        { return aCharAttribList; }
    const CharAttribList& GetCharAttribs() const { return aCharAttribList; }

    void            ExpandAttribs( sal_Int32 nIndex, sal_Int32 nNewChars, SfxItemPool& rItemPool );
    void            CollapseAttribs( sal_Int32 nIndex, sal_Int32 nDelChars, SfxItemPool& rItemPool );
    void            AppendAttribs( ContentNode* pNextNode );
    void            CopyAndCutAttribs( ContentNode* pPrevNode, SfxItemPool& rPool, bool bKeepEndingAttribs );

    void            SetStyleSheet( SfxStyleSheet* pS, bool bRecalcFont = true );
    void            SetStyleSheet( SfxStyleSheet* pS, const SvxFont& rFontFromStyle );
    SfxStyleSheet*  GetStyleSheet() { return aContentAttribs.GetStyleSheet(); }

    void            CreateDefFont();

    void EnsureWrongList();
    WrongList* GetWrongList();
    const WrongList* GetWrongList() const;
    void SetWrongList( WrongList* p );

    void            CreateWrongList();
    void            DestroyWrongList();

    bool IsFeature( sal_Int32 nPos ) const;

    sal_Int32 Len() const;
    const OUString& GetString() const { return maString;}

    /// return length including expanded fields
    sal_uLong GetExpandedLen() const;
    /// return content including expanded fields
    OUString  GetExpandedText(sal_Int32 nStartPos = 0, sal_Int32 nEndPos = -1) const;
    /// re-write offsets in the expanded text to string offsets
    void      UnExpandPositions( sal_Int32 &rStartPos, sal_Int32 &rEndPos );

    void SetChar(sal_Int32 nPos, sal_Unicode c);
    void Insert(const OUString& rStr, sal_Int32 nPos);
    void Append(const OUString& rStr);
    void Erase(sal_Int32 nPos);
    void Erase(sal_Int32 nPos, sal_Int32 nCount);
    OUString Copy(sal_Int32 nPos) const;
    OUString Copy(sal_Int32 nPos, sal_Int32 nCount) const;
    sal_Unicode GetChar(sal_Int32 nPos) const;
};


// class EditPaM

class EditPaM
{
private:
    ContentNode* pNode;
    sal_Int32    nIndex;

public:
    EditPaM();
    EditPaM(ContentNode* p, sal_Int32 n);

    const ContentNode* GetNode() const { return pNode;}
    ContentNode* GetNode() { return pNode;}
    void SetNode(ContentNode* p);

    sal_Int32  GetIndex() const         { return nIndex; }
    void       SetIndex( sal_Int32 n )  { nIndex = n; }

    bool       DbgIsBuggy( EditDoc const & rDoc ) const;

    friend bool operator == ( const EditPaM& r1, const EditPaM& r2 );
    friend bool operator != ( const EditPaM& r1, const EditPaM& r2 );
    bool operator !() const { return !pNode && !nIndex; }
};

enum class PortionKind
{
    TEXT        = 0,
    TAB         = 1,
    LINEBREAK   = 2,
    FIELD       = 3,
    HYPHENATOR  = 4
};

enum class DeleteMode {
    Simple, RestOfWord, RestOfContent
};

enum class AsianCompressionFlags {
    Normal            = 0x00,
    Kana              = 0x01,
    PunctuationLeft   = 0x02,
    PunctuationRight  = 0x04,
};
namespace o3tl {
    template<> struct typed_flags<AsianCompressionFlags> : is_typed_flags<AsianCompressionFlags, 0x07> {};
}



// struct ExtraPortionInfos

struct ExtraPortionInfo
{
    long    nOrgWidth;
    long    nWidthFullCompression;

    long    nPortionOffsetX;

    sal_uInt16  nMaxCompression100thPercent;

    AsianCompressionFlags nAsianCompressionTypes;
    bool    bFirstCharIsRightPunktuation;
    bool    bCompressed;

    std::unique_ptr<long[]>    pOrgDXArray;
    std::vector< sal_Int32 > lineBreaksList;


            ExtraPortionInfo();
            ~ExtraPortionInfo();

    void    SaveOrgDXArray( const long* pDXArray, sal_Int32 nLen );
};


// class TextPortion

class TextPortion
{
private:
    std::unique_ptr<ExtraPortionInfo> xExtraInfos;
    sal_Int32           nLen;
    Size                aOutSz;
    PortionKind         nKind;
    sal_uInt8           nRightToLeftLevel;
    sal_Unicode         nExtraValue;


public:
                TextPortion( sal_Int32 nL )
                : nLen( nL )
                , aOutSz( -1, -1 )
                , nKind( PortionKind::TEXT )
                , nRightToLeftLevel( 0 )
                , nExtraValue( 0 )
                {
                }

                TextPortion( const TextPortion& r )
                : nLen( r.nLen )
                , aOutSz( r.aOutSz )
                , nKind( r.nKind )
                , nRightToLeftLevel( r.nRightToLeftLevel )
                , nExtraValue( r.nExtraValue )
                {
                }


    sal_Int32      GetLen() const              { return nLen; }
    void           SetLen( sal_Int32 nL )         { nLen = nL; }

    Size&          GetSize()                   { return aOutSz; }
    const Size&    GetSize() const             { return aOutSz; }

    void           SetKind(PortionKind n)      { nKind = n; }
    PortionKind    GetKind() const             { return nKind; }

    void           SetRightToLeftLevel( sal_uInt8 n ) { nRightToLeftLevel = n; }
    sal_uInt8      GetRightToLeftLevel() const { return nRightToLeftLevel; }
    bool           IsRightToLeft() const       { return (nRightToLeftLevel&1); }

    sal_Unicode    GetExtraValue() const       { return nExtraValue; }
    void           SetExtraValue( sal_Unicode n )  { nExtraValue = n; }

    ExtraPortionInfo*   GetExtraInfos() const { return xExtraInfos.get(); }
    void                SetExtraInfos( ExtraPortionInfo* p ) { xExtraInfos.reset(p); }
};


// class TextPortionList

class TextPortionList
{
    typedef std::vector<std::unique_ptr<TextPortion> > PortionsType;
    PortionsType maPortions;

public:
            TextPortionList();
            ~TextPortionList();

    void    Reset();
    sal_Int32 FindPortion(
        sal_Int32 nCharPos, sal_Int32& rPortionStart, bool bPreferStartingPortion = false) const;
    sal_Int32 GetStartPos(sal_Int32 nPortion);
    void DeleteFromPortion(sal_Int32 nDelFrom);
    sal_Int32 Count() const;
    const TextPortion& operator[](sal_Int32 nPos) const;
    TextPortion& operator[](sal_Int32 nPos);

    void Append(TextPortion* p);
    void Insert(sal_Int32 nPos, TextPortion* p);
    void Remove(sal_Int32 nPos);
    sal_Int32 GetPos(const TextPortion* p) const;
};

class ParaPortion;


// class EditLine

class EditLine
{
public:
    typedef std::vector<long> CharPosArrayType;

private:
    CharPosArrayType aPositions;
    long            nTxtWidth;
    long            nStartPosX;
    sal_Int32          nStart;     // could be replaced by nStartPortion
    sal_Int32          nEnd;       // could be replaced by nEndPortion
    sal_Int32          nStartPortion;
    sal_Int32          nEndPortion;
    sal_uInt16          nHeight;    //  Total height of the line
    sal_uInt16          nTxtHeight; // Pure Text height
    sal_uInt16          nMaxAscent;
    bool            bHangingPunctuation:1;
    bool            bInvalid:1;   // for skillful formatting

public:
                    EditLine();
                    EditLine( const EditLine& );
                    ~EditLine();

    bool            IsIn( sal_Int32 nIndex ) const
                        { return ( (nIndex >= nStart ) && ( nIndex < nEnd ) ); }

    bool            IsIn( sal_Int32 nIndex, bool bInclEnd ) const
                        { return ( ( nIndex >= nStart ) && ( bInclEnd ? ( nIndex <= nEnd ) : ( nIndex < nEnd ) ) ); }

    void            SetStart( sal_Int32 n )            { nStart = n; }
    sal_Int32       GetStart() const                { return nStart; }
    sal_Int32&      GetStart()                      { return nStart; }

    void            SetEnd( sal_Int32 n )              { nEnd = n; }
    sal_Int32       GetEnd() const                  { return nEnd; }
    sal_Int32&      GetEnd()                        { return nEnd; }

    void            SetStartPortion( sal_Int32 n )     { nStartPortion = n; }
    sal_Int32       GetStartPortion() const         { return nStartPortion; }
    sal_Int32&      GetStartPortion()               { return nStartPortion; }

    void            SetEndPortion( sal_Int32 n )       { nEndPortion = n; }
    sal_Int32       GetEndPortion() const           { return nEndPortion; }
    sal_Int32&      GetEndPortion()                 { return nEndPortion; }

    void            SetHeight( sal_uInt16 nH, sal_uInt16 nTxtH = 0 );
    sal_uInt16      GetHeight() const               { return nHeight; }
    sal_uInt16      GetTxtHeight() const            { return nTxtHeight; }

    void            SetTextWidth( long n )          { nTxtWidth = n; }
    long            GetTextWidth() const            { return nTxtWidth; }

    void            SetMaxAscent( sal_uInt16 n )        { nMaxAscent = n; }
    sal_uInt16      GetMaxAscent() const            { return nMaxAscent; }

    void            SetHangingPunctuation( bool b )     { bHangingPunctuation = b; }
    bool            IsHangingPunctuation() const        { return bHangingPunctuation; }

    sal_Int32       GetLen() const                  { return nEnd - nStart; }

    long            GetStartPosX() const            { return nStartPosX; }
    void            SetStartPosX( long start );
    Size            CalcTextSize( ParaPortion& rParaPortion );

    bool            IsInvalid() const               { return bInvalid; }
    bool            IsValid() const                 { return !bInvalid; }
    void            SetInvalid()                    { bInvalid = true; }
    void            SetValid()                      { bInvalid = false; }

    bool            IsEmpty() const                 { return nEnd <= nStart; }

    CharPosArrayType& GetCharPosArray() { return aPositions;}
    const CharPosArrayType& GetCharPosArray() const { return aPositions;}

    EditLine*       Clone() const;

    EditLine&   operator = ( const EditLine& rLine );
    friend bool operator == ( const EditLine& r1,  const EditLine& r2  );
};


// class LineList

class EditLineList
{
    typedef std::vector<std::unique_ptr<EditLine> > LinesType;
    LinesType maLines;

public:
            EditLineList();
            ~EditLineList();

    void Reset();
    void DeleteFromLine(sal_Int32 nDelFrom);
    sal_Int32 FindLine(sal_Int32 nChar, bool bInclEnd);
    sal_Int32 Count() const;
    const EditLine& operator[](sal_Int32 nPos) const;
    EditLine& operator[](sal_Int32 nPos);

    void Append(EditLine* p);
    void Insert(sal_Int32 nPos, EditLine* p);
};


// class ParaPortion

class ParaPortion
{
    friend class ImpEditEngine; // to adjust the height
private:
    EditLineList        aLineList;
    TextPortionList     aTextPortionList;
    ContentNode*        pNode;
    long                nHeight;

    ScriptTypePosInfos      aScriptInfos;
    WritingDirectionInfos   aWritingDirectionInfos;

    sal_Int32              nInvalidPosStart;
    sal_Int32              nFirstLineOffset;   // For Writer-LineSpacing-Interpretation
    sal_Int32             nBulletX;
    sal_Int32              nInvalidDiff;

    bool                bInvalid            : 1;
    bool                bSimple             : 1;    // only linear Tap
    bool                bVisible            : 1;    // Belongs to the node!
    bool                bForceRepaint       : 1;

                        ParaPortion( const ParaPortion& ) = delete;

public:
                        ParaPortion( ContentNode* pNode );
                        ~ParaPortion();

    sal_Int32 GetLineNumber( sal_Int32 nIndex ) const;

    EditLineList&       GetLines()                  { return aLineList; }
    const EditLineList& GetLines() const { return aLineList; }

    bool                IsInvalid() const           { return bInvalid; }
    bool                IsSimpleInvalid()   const   { return bSimple; }
    void                SetValid()                  { bInvalid = false; bSimple = true;}

    bool                MustRepaint() const         { return bForceRepaint; }
    void                SetMustRepaint( bool bRP )  { bForceRepaint = bRP; }

    sal_Int32           GetBulletX() const          { return nBulletX; }
    void                SetBulletX( sal_Int32 n )   { nBulletX = n; }

    void                MarkInvalid( sal_Int32 nStart, sal_Int32 nDiff);
    void                MarkSelectionInvalid( sal_Int32 nStart );

    void                SetVisible( bool bVisible );
    bool                IsVisible() const { return bVisible; }

    bool                IsEmpty() { return GetTextPortions().Count() == 1 && GetTextPortions()[0].GetLen() == 0; }

    long                GetHeight() const           { return ( bVisible ? nHeight : 0 ); }
    sal_Int32           GetFirstLineOffset() const  { return ( bVisible ? nFirstLineOffset : 0 ); }
    void                ResetHeight()   { nHeight = 0; nFirstLineOffset = 0; }

    ContentNode*        GetNode() const             { return pNode; }
    TextPortionList&    GetTextPortions()           { return aTextPortionList; }
    const TextPortionList& GetTextPortions() const { return aTextPortionList; }

    sal_Int32           GetInvalidPosStart() const  { return nInvalidPosStart; }
    short               GetInvalidDiff() const      { return nInvalidDiff; }

    void                CorrectValuesBehindLastFormattedLine( sal_Int32 nLastFormattedLine );
#if OSL_DEBUG_LEVEL > 0
    static bool DbgCheckTextPortions(ParaPortion const&);
#endif
};


// class ParaPortionList

class ParaPortionList
{
    mutable sal_Int32 nLastCache;
    std::vector<std::unique_ptr<ParaPortion>> maPortions;
public:
                    ParaPortionList();
                    ~ParaPortionList();

    void            Reset();
    long GetYOffset(const ParaPortion* pPPortion) const;
    sal_Int32 FindParagraph(long nYOffset) const;

    const ParaPortion* SafeGetObject(sal_Int32 nPos) const;
    ParaPortion* SafeGetObject(sal_Int32 nPos);

    sal_Int32 GetPos(const ParaPortion* p) const;
    ParaPortion* operator[](sal_Int32 nPos);
    const ParaPortion* operator[](sal_Int32 nPos) const;

    std::unique_ptr<ParaPortion> Release(sal_Int32 nPos);
    void Remove(sal_Int32 nPos);
    void Insert(sal_Int32 nPos, std::unique_ptr<ParaPortion> p);
    void Append(std::unique_ptr<ParaPortion> p);
    sal_Int32 Count() const;

#if OSL_DEBUG_LEVEL > 0 && !defined NDEBUG
    // temporary:
    static void DbgCheck(ParaPortionList const&, EditDoc const& rDoc);
#endif
};


// class EditSelection

class EditSelection
{
private:
    EditPaM         aStartPaM;
    EditPaM         aEndPaM;

public:
                    EditSelection();    // No constructor and destructor
                                        // are automatically executed correctly!
                    EditSelection( const EditPaM& rStartAndAnd );
                    EditSelection( const EditPaM& rStart, const EditPaM& rEnd );

    EditPaM&        Min()               { return aStartPaM; }
    EditPaM&        Max()               { return aEndPaM; }

    const EditPaM&  Min() const         { return aStartPaM; }
    const EditPaM&  Max() const         { return aEndPaM; }

    bool            HasRange() const    { return aStartPaM != aEndPaM; }
    bool            IsInvalid() const { return !aStartPaM || !aEndPaM; }
    bool            DbgIsBuggy( EditDoc const & rDoc ) const;

    void            Adjust( const EditDoc& rNodes );

    EditSelection&  operator = ( const EditPaM& r );
    bool            operator == ( const EditSelection& r ) const
                    { return ( aStartPaM == r.aStartPaM ) && ( aEndPaM == r.aEndPaM ); }
    bool            operator != ( const EditSelection& r ) const { return !( r == *this ); }
};


// class DeletedNodeInfo

class DeletedNodeInfo
{
private:
    ContentNode*    mpInvalidNode;
    sal_Int32       nInvalidParagraph;

public:
            DeletedNodeInfo( ContentNode* pNode, sal_Int32 nPos )
            : mpInvalidNode(pNode)
            , nInvalidParagraph(nPos)
            {
            }

    ContentNode* GetNode() const { return mpInvalidNode; }
    sal_Int32    GetPosition() const { return nInvalidParagraph; }
};


// class EditDoc

class EditDoc
{
private:
    mutable sal_Int32 nLastCache;
    std::vector<std::unique_ptr<ContentNode> > maContents;

    SfxItemPool*    pItemPool;
    Link<LinkParamNone*,void>      aModifyHdl;

    SvxFont         aDefFont;           //faster than ever from the pool!!
    sal_uInt16      nDefTab;
    bool            bIsVertical:1;
    bool            bIsTopToBottomVert : 1;
    bool            bIsFixedCellHeight:1;

    bool            bOwnerOfPool:1;
    bool            bModified:1;

private:
    void            ImplDestroyContents();

public:
                    EditDoc( SfxItemPool* pItemPool );
                    ~EditDoc();

    void            dumpAsXml(xmlTextWriterPtr pWriter) const;
    void            ClearSpellErrors();

    bool            IsModified() const      { return bModified; }
    void            SetModified( bool b );

    void            SetModifyHdl( const Link<LinkParamNone*,void>& rLink ) { aModifyHdl = rLink; }

    void            CreateDefFont( bool bUseStyles );
    const SvxFont&  GetDefFont() const { return aDefFont; }

    void            SetDefTab( sal_uInt16 nTab )    { nDefTab = nTab ? nTab : DEFTAB; }
    sal_uInt16      GetDefTab() const           { return nDefTab; }

    void            SetVertical( bool bVertical, bool bTopToBottom )
                    { bIsVertical = bVertical; bIsTopToBottomVert = bVertical && bTopToBottom; }
    bool            IsVertical() const              { return bIsVertical; }
    bool            IsTopToBottom() const           { return bIsTopToBottomVert; }

    void            SetFixedCellHeight( bool bUseFixedCellHeight )  { bIsFixedCellHeight = bUseFixedCellHeight; }
    bool            IsFixedCellHeight() const               { return bIsFixedCellHeight; }

    EditPaM         Clear();
    EditPaM         RemoveText();
    void            RemoveChars( EditPaM aPaM, sal_Int32 nChars );
    EditPaM         InsertText( EditPaM aPaM, const OUString& rStr );
    EditPaM         InsertParaBreak( EditPaM aPaM, bool bKeepEndingAttribs );
    EditPaM         InsertFeature( EditPaM aPaM, const SfxPoolItem& rItem );
    EditPaM         ConnectParagraphs( ContentNode* pLeft, ContentNode* pRight );

    OUString        GetText( LineEnd eEnd ) const;
    sal_uLong       GetTextLen() const;

    OUString       GetParaAsString( sal_Int32 nNode ) const;
    static OUString  GetParaAsString(const ContentNode* pNode, sal_Int32 nStartPos = 0, sal_Int32 nEndPos = -1);

    EditPaM GetStartPaM() const;
    EditPaM GetEndPaM() const;

    SfxItemPool&        GetItemPool()                   { return *pItemPool; }
    const SfxItemPool&  GetItemPool() const             { return *pItemPool; }

    void RemoveItemsFromPool(const ContentNode& rNode);

    void            InsertAttrib( const SfxPoolItem& rItem, ContentNode* pNode, sal_Int32 nStart, sal_Int32 nEnd );
    void            InsertAttrib( ContentNode* pNode, sal_Int32 nStart, sal_Int32 nEnd, const SfxPoolItem& rPoolItem );
    void            InsertAttribInSelection( ContentNode* pNode, sal_Int32 nStart, sal_Int32 nEnd, const SfxPoolItem& rPoolItem );
    bool            RemoveAttribs( ContentNode* pNode, sal_Int32 nStart, sal_Int32 nEnd, sal_uInt16 nWhich );
    bool            RemoveAttribs( ContentNode* pNode, sal_Int32 nStart, sal_Int32 nEnd, EditCharAttrib*& rpStarting, EditCharAttrib*& rpEnding, sal_uInt16 nWhich );
    static void     FindAttribs( ContentNode* pNode, sal_Int32 nStartPos, sal_Int32 nEndPos, SfxItemSet& rCurSet );

    sal_Int32 GetPos(const ContentNode* pNode) const;
    const ContentNode* GetObject(sal_Int32 nPos) const;
    ContentNode* GetObject(sal_Int32 nPos);
    sal_Int32 Count() const;
    const ContentNode* operator[](sal_Int32 nPos) const;
    ContentNode* operator[](sal_Int32 nPos);
    void Insert(sal_Int32 nPos, ContentNode* p);
    /// deletes
    void Remove(sal_Int32 nPos);
    /// does not delete
    void Release(sal_Int32 nPos);

    static OUString GetSepStr( LineEnd eEnd );
};

inline EditCharAttrib* GetAttrib(CharAttribList::AttribsType& rAttribs, sal_Int32 nAttr)
{
    return (nAttr < static_cast<sal_Int32>(rAttribs.size())) ? rAttribs[nAttr].get() : nullptr;
}

#if OSL_DEBUG_LEVEL > 0 && !defined NDEBUG
void CheckOrderedList(const CharAttribList::AttribsType& rAttribs);
#endif

class EditEngineItemPool : public SfxItemPool
{
private:
    std::shared_ptr<DefItems> m_xDefItems;
public:
    EditEngineItemPool();
protected:
    virtual ~EditEngineItemPool() override;
};

#endif

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */