src/tabular.C

   1 /* This file is part of
   2  * ======================================================
   3  *
   4  *           LyX, The Document Processor
   5  *
   6  *           Copyright 2000-2002 The LyX Team.
   7  *
   8  *           @author: Jürgen Vigna
   9  *
  10  * ======================================================
  11  */
  12
  13 #include <config.h>
  14
  15 // temporary until verified (08/08/2001 Jug)
  16 #define SPECIAL_COLUM_HANDLING 1
  17
  18 #include "tabular.h"
  19 #include "debug.h"
  20 #include "vspace.h"
  21 #include "layout.h"
  22 #include "buffer.h"
  23 #include "BufferView.h"
  24 #include "frontends/Painter.h"
  25 #include "LaTeXFeatures.h"
  26 #include "insets/insettabular.h"
  27 #include "insets/insettext.h"
  28 #include "support/lstrings.h"
  29 #include "support/lyxmanip.h"
  30 #include "support/LAssert.h"
  31 #include "frontends/Alert.h"
  32 #include "gettext.h"
  33 #include "tabular_funcs.h"
  34 #include "lyxlex.h"
  35
  36 #include <algorithm>
  37 #include <cstdlib>
  38
  39 using std::abs;
  40 using std::ostream;
  41 using std::istream;
  42 using std::getline;
  43 using std::max;
  44 using std::endl;
  45 using std::vector;
  46
  47 #ifndef CXX_GLOBAL_CSTD
  48 using std::strlen;
  49 #endif
  50
  51 namespace {
  52
  53         int const WIDTH_OF_LINE = 5;
  54
  55 } // namespace
  56
  57 /// Define a few methods for the inner structs
  58
  59 LyXTabular::cellstruct::cellstruct(BufferParams const & bg)
  60         : inset(bg)
  61 {
  62         cellno = 0;
  63         width_of_cell = 0;
  64         multicolumn = LyXTabular::CELL_NORMAL;
  65         alignment = LYX_ALIGN_CENTER;
  66         valignment = LYX_VALIGN_TOP;
  67         top_line = true;
  68         bottom_line = false;
  69         left_line = true;
  70         right_line = false;
  71         usebox = BOX_NONE;
  72         rotate = false;
  73 }
  74
  75
  76 LyXTabular::rowstruct::rowstruct()
  77 {
  78         top_line = true;
  79         bottom_line = false;
  80         ascent_of_row = 0;
  81         descent_of_row = 0;
  82         endhead = false;
  83         endfirsthead = false;
  84         endfoot = false;
  85         endlastfoot = false;
  86         newpage = false;
  87 }
  88
  89
  90 LyXTabular::columnstruct::columnstruct()
  91 {
  92         left_line = true;
  93         right_line = false;
  94         alignment = LYX_ALIGN_CENTER;
  95         valignment = LYX_VALIGN_TOP;
  96         width_of_column = 0;
  97 }
  98
  99
 100 LyXTabular::ltType::ltType()
 101 {
 102         topDL = false;
 103         bottomDL = false;
 104         empty = false;
 105 }
 106
 107
 108 /* konstruktor */
 109 LyXTabular::LyXTabular(BufferParams const & bp,
 110                        InsetTabular * inset, int rows_arg, int columns_arg)
 111 {
 112         owner_ = inset;
 113         cur_cell = -1;
 114         Init(bp, rows_arg, columns_arg);
 115 }
 116
 117
 118 LyXTabular::LyXTabular(BufferParams const & bp,
 119                        InsetTabular * inset, LyXTabular const & lt,
 120                        bool same_id)
 121 {
 122         owner_ = inset;
 123         cur_cell = -1;
 124         Init(bp, lt.rows_, lt.columns_, &lt);
 125         // we really should change again to have InsetText as a pointer
 126         // and allocate it then we would not have to do this stuff all
 127         // double!
 128         if (same_id) {
 129                 for (int i = 0; i < rows_; ++i) {
 130                         for (int j = 0; j < columns_; ++j) {
 131                                 cell_info[i][j].inset.id(lt.cell_info[i][j].inset.id());
 132                                 cell_info[i][j].inset.setParagraphData(lt.cell_info[i][j].inset.paragraphs, true);
 133                         }
 134                 }
 135         }
 136 #if 0
 137 #ifdef WITH_WARNINGS
 138 #warning Jürgen, can you make it the other way round. So that copy assignment depends on the copy constructor and not the other way. (Lgb)
 139 #endif
 140         operator=(lt);
 141 #endif
 142 }
 143
 144
 145 LyXTabular::LyXTabular(Buffer const * buf, InsetTabular * inset, LyXLex & lex)
 146 {
 147         owner_ = inset;
 148         cur_cell = -1;
 149         Read(buf, lex);
 150 }
 151
 152
 153 LyXTabular & LyXTabular::operator=(LyXTabular const & lt)
 154 {
 155 #if 0
 156 #warning This whole method should look like this: (Lgb)
 157
 158                 LyXTabular tmp(lt);
 159                 tmp.swap(*this);
 160 #else
 161         // If this and lt is not of the same size we have a serious bug
 162         // So then it is ok to throw an exception, or for now
 163         // call abort()
 164         lyx::Assert(rows_ == lt.rows_ && columns_ == lt.columns_);
 165         cur_cell = -1;
 166         cell_info = lt.cell_info;
 167         row_info = lt.row_info;
 168         column_info = lt.column_info;
 169         SetLongTabular(lt.is_long_tabular);
 170         rotate = lt.rotate;
 171
 172         Reinit();
 173 #endif
 174         return *this;
 175 }
 176
 177
 178 LyXTabular * LyXTabular::clone(BufferParams const & bp,
 179                                InsetTabular * inset, bool same_id)
 180 {
 181         LyXTabular * result = new LyXTabular(bp, inset, *this, same_id);
 182 #if 0
 183         // don't know if this is good but I need to Clone also
 184         // the text-insets here, this is for the Undo-facility!
 185         for (int i = 0; i < rows_; ++i) {
 186                 for (int j = 0; j < columns_; ++j) {
 187                         result->cell_info[i][j].inset = cell_info[i][j].inset;
 188                         result->cell_info[i][j].inset.setOwner(inset);
 189                 }
 190         }
 191 #endif
 192         return result;
 193 }
 194
 195
 196 /* activates all lines and sets all widths to 0 */
 197 void LyXTabular::Init(BufferParams const & bp,
 198                       int rows_arg, int columns_arg, LyXTabular const * lt)
 199 {
 200         rows_ = rows_arg;
 201         columns_ = columns_arg;
 202         row_info = row_vector(rows_, rowstruct());
 203         column_info = column_vector(columns_, columnstruct());
 204         cell_info = cell_vvector(rows_, cell_vector(columns_, cellstruct(bp)));
 205
 206         if (lt) {
 207                 operator=(*lt);
 208                 return;
 209         }
 210
 211         int cellno = 0;
 212         for (int i = 0; i < rows_; ++i) {
 213                 for (int j = 0; j < columns_; ++j) {
 214                         cell_info[i][j].inset.setOwner(owner_);
 215                         cell_info[i][j].inset.setDrawFrame(0, InsetText::LOCKED);
 216                         cell_info[i][j].cellno = cellno++;
 217                 }
 218                 cell_info[i].back().right_line = true;
 219         }
 220         row_info.back().bottom_line = true;
 221         row_info.front().bottom_line = true;
 222
 223         for (int i = 0; i < columns_; ++i) {
 224                 calculate_width_of_column(i);
 225         }
 226         column_info.back().right_line = true;
 227
 228         calculate_width_of_tabular();
 229
 230         rowofcell = vector<int>();
 231         columnofcell = vector<int>();
 232         set_row_column_number_info();
 233         is_long_tabular = false;
 234         rotate = false;
 235 }
 236
 237
 238 void LyXTabular::AppendRow(BufferParams const & bp, int cell)
 239 {
 240         ++rows_;
 241
 242         int row = row_of_cell(cell);
 243
 244         row_vector::iterator rit = row_info.begin() + row;
 245         row_info.insert(rit, rowstruct());
 246         // now set the values of the row before
 247         row_info[row] = row_info[row + 1];
 248
 249 #if 0
 250         cell_vvector::iterator cit = cell_info.begin() + row;
 251         cell_info.insert(cit, vector<cellstruct>(columns_, cellstruct(bp)));
 252 #else
 253         cell_vvector c_info = cell_vvector(rows_, cell_vector(columns_,
 254                                                               cellstruct(bp)));
 255
 256         for (int i = 0; i <= row; ++i) {
 257                 for (int j = 0; j < columns_; ++j) {
 258                         c_info[i][j] = cell_info[i][j];
 259                 }
 260         }
 261         for (int i = row + 1; i < rows_; ++i) {
 262                 for (int j = 0; j < columns_; ++j) {
 263                         c_info[i][j] = cell_info[i-1][j];
 264                 }
 265         }
 266         cell_info = c_info;
 267         ++row;
 268         for (int j = 0; j < columns_; ++j) {
 269                 cell_info[row][j].inset.clear(false);
 270                 if (bp.tracking_changes)
 271                         cell_info[row][j].inset.markNew(true);
 272         }
 273 #endif
 274         Reinit();
 275 }
 276
 277
 278 void LyXTabular::DeleteRow(int row)
 279 {
 280         if (rows_ == 1) return; // Not allowed to delete last row
 281
 282         row_info.erase(row_info.begin() + row); //&row_info[row]);
 283         cell_info.erase(cell_info.begin() + row); //&cell_info[row]);
 284         --rows_;
 285         Reinit();
 286 }
 287
 288
 289 void LyXTabular::AppendColumn(BufferParams const & bp, int cell)
 290 {
 291         ++columns_;
 292
 293         cell_vvector c_info = cell_vvector(rows_, cell_vector(columns_,
 294                                                               cellstruct(bp)));
 295         int const column = column_of_cell(cell);
 296         column_vector::iterator cit = column_info.begin() + column + 1;
 297         column_info.insert(cit, columnstruct());
 298         // set the column values of the column before
 299         column_info[column + 1] = column_info[column];
 300
 301         for (int i = 0; i < rows_; ++i) {
 302                 for (int j = 0; j <= column; ++j) {
 303                         c_info[i][j] = cell_info[i][j];
 304                 }
 305                 for (int j = column + 1; j < columns_; ++j) {
 306                         c_info[i][j] = cell_info[i][j - 1];
 307                 }
 308                 // care about multicolumns
 309                 if (c_info[i][column + 1].multicolumn==CELL_BEGIN_OF_MULTICOLUMN)
 310                 {
 311                         c_info[i][column + 1].multicolumn = CELL_PART_OF_MULTICOLUMN;
 312                 }
 313                 if ((column + 2) >= columns_ ||
 314                         c_info[i][column + 2].multicolumn != CELL_PART_OF_MULTICOLUMN)
 315                 {
 316                         c_info[i][column + 1].multicolumn = LyXTabular::CELL_NORMAL;
 317                 }
 318         }
 319         cell_info = c_info;
 320         //++column;
 321         for (int i = 0; i < rows_; ++i) {
 322                 cell_info[i][column + 1].inset.clear(false);
 323                 if (bp.tracking_changes)
 324                         cell_info[i][column + 1].inset.markNew(true);
 325         }
 326         Reinit();
 327 }
 328
 329
 330 void LyXTabular::DeleteColumn(int column)
 331 {
 332         // Similar to DeleteRow
 333         //if (!(columns_ - 1))
 334         //return;
 335         if (columns_ == 1) return; // Not allowed to delete last column
 336
 337         column_info.erase(column_info.begin() + column);
 338         for (int i = 0; i < rows_; ++i) {
 339                 cell_info[i].erase(cell_info[i].begin() + column);
 340         }
 341         --columns_;
 342         Reinit();
 343 }
 344
 345
 346 void LyXTabular::reinit()
 347 {
 348         Reinit(false);
 349 }
 350
 351
 352 void LyXTabular::Reinit(bool reset_widths)
 353 {
 354         if (reset_widths) {
 355                 for (int i = 0; i < rows_; ++i) {
 356                         for (int j = 0; j < columns_; ++j) {
 357                                 cell_info[i][j].width_of_cell = 0;
 358                                 cell_info[i][j].inset.setOwner(owner_);
 359                         }
 360                 }
 361         }
 362
 363         for (int i = 0; i < columns_; ++i) {
 364                 calculate_width_of_column(i);
 365         }
 366         calculate_width_of_tabular();
 367
 368         set_row_column_number_info();
 369 }
 370
 371
 372 void LyXTabular::set_row_column_number_info(bool oldformat)
 373 {
 374         numberofcells = -1;
 375         for (int row = 0; row < rows_; ++row) {
 376                 for (int column = 0; column<columns_; ++column) {
 377                         if (cell_info[row][column].multicolumn
 378                                 != LyXTabular::CELL_PART_OF_MULTICOLUMN)
 379                                 ++numberofcells;
 380                         cell_info[row][column].cellno = numberofcells;
 381                 }
 382         }
 383         ++numberofcells; // because this is one more than as we start from 0
 384
 385         rowofcell.resize(numberofcells);
 386         columnofcell.resize(numberofcells);
 387
 388         for (int row = 0, column = 0, c = 0;
 389                  c < numberofcells && row < rows_ && column < columns_;) {
 390                 rowofcell[c] = row;
 391                 columnofcell[c] = column;
 392                 ++c;
 393                 do {
 394                         ++column;
 395                 } while (column < columns_ &&
 396                                  cell_info[row][column].multicolumn
 397                                  == LyXTabular::CELL_PART_OF_MULTICOLUMN);
 398                 if (column == columns_) {
 399                         column = 0;
 400                         ++row;
 401                 }
 402         }
 403
 404         for (int row = 0; row < rows_; ++row) {
 405                 for (int column = 0; column < columns_; ++column) {
 406                         if (IsPartOfMultiColumn(row,column))
 407                                 continue;
 408                         // now set the right line of multicolumns right for oldformat read
 409                         if (oldformat &&
 410                                 cell_info[row][column].multicolumn==CELL_BEGIN_OF_MULTICOLUMN)
 411                         {
 412                                 int cn=cells_in_multicolumn(cell_info[row][column].cellno);
 413                                 cell_info[row][column].right_line =
 414                                         cell_info[row][column+cn-1].right_line;
 415                         }
 416                         cell_info[row][column].inset.setAutoBreakRows(
 417                                 !GetPWidth(GetCellNumber(row, column)).zero());
 418                 }
 419         }
 420 }
 421
 422
 423 int LyXTabular::GetNumberOfCells() const
 424 {
 425         return numberofcells;
 426 }
 427
 428
 429 int LyXTabular::NumberOfCellsInRow(int cell) const
 430 {
 431         int const row = row_of_cell(cell);
 432         int result = 0;
 433         for (int i = 0; i < columns_; ++i) {
 434                 if (cell_info[row][i].multicolumn != LyXTabular::CELL_PART_OF_MULTICOLUMN)
 435                         ++result;
 436         }
 437         return result;
 438 }
 439
 440
 441 /* returns 1 if there is a topline, returns 0 if not */
 442 bool LyXTabular::TopLine(int cell, bool onlycolumn) const
 443 {
 444         int const row = row_of_cell(cell);
 445
 446         if (!onlycolumn && IsMultiColumn(cell))
 447                 return cellinfo_of_cell(cell)->top_line;
 448         return row_info[row].top_line;
 449 }
 450
 451
 452 bool LyXTabular::BottomLine(int cell, bool onlycolumn) const
 453 {
 454         // no bottom line underneath non-existent cells if you please
 455         // Isn't that a programming error? Is so this should
 456         // be an Assert instead. (Lgb)
 457         if (cell >= numberofcells)
 458                 return false;
 459
 460         if (!onlycolumn && IsMultiColumn(cell))
 461                 return cellinfo_of_cell(cell)->bottom_line;
 462         return row_info[row_of_cell(cell)].bottom_line;
 463 }
 464
 465
 466 bool LyXTabular::LeftLine(int cell, bool onlycolumn) const
 467 {
 468         if (!onlycolumn && IsMultiColumn(cell) &&
 469                 (IsFirstCellInRow(cell) || IsMultiColumn(cell-1)))
 470         {
 471 #ifdef SPECIAL_COLUM_HANDLING
 472                 if (cellinfo_of_cell(cell)->align_special.empty())
 473                         return cellinfo_of_cell(cell)->left_line;
 474                 return prefixIs(ltrim(cellinfo_of_cell(cell)->align_special), "|");
 475 #else
 476                 return cellinfo_of_cell(cell)->left_line;
 477 #endif
 478         }
 479 #ifdef SPECIAL_COLUM_HANDLING
 480         if (column_info[column_of_cell(cell)].align_special.empty())
 481                 return column_info[column_of_cell(cell)].left_line;
 482         return prefixIs(ltrim(column_info[column_of_cell(cell)].align_special), "|");
 483 #else
 484         return column_info[column_of_cell(cell)].left_line;
 485 #endif
 486 }
 487
 488
 489 bool LyXTabular::RightLine(int cell, bool onlycolumn) const
 490 {
 491         if (!onlycolumn && IsMultiColumn(cell) &&
 492                 (IsLastCellInRow(cell) || IsMultiColumn(cell+1)))
 493         {
 494 #ifdef SPECIAL_COLUM_HANDLING
 495                 if (cellinfo_of_cell(cell)->align_special.empty())
 496                         return cellinfo_of_cell(cell)->right_line;
 497                 return suffixIs(rtrim(cellinfo_of_cell(cell)->align_special), "|");
 498 #else
 499                 return cellinfo_of_cell(cell)->right_line;
 500 #endif
 501         }
 502 #ifdef SPECIAL_COLUM_HANDLING
 503         if (column_info[column_of_cell(cell)].align_special.empty())
 504                 return column_info[right_column_of_cell(cell)].right_line;
 505         return suffixIs(rtrim(column_info[column_of_cell(cell)].align_special), "|");
 506 #else
 507         return column_info[right_column_of_cell(cell)].right_line;
 508 #endif
 509 }
 510
 511
 512 bool LyXTabular::topAlreadyDrawn(int cell) const
 513 {
 514         int row = row_of_cell(cell);
 515         if ((row > 0) && !GetAdditionalHeight(row)) {
 516                 int column = column_of_cell(cell);
 517                 --row;
 518                 while (column
 519                            && cell_info[row][column].multicolumn
 520                            == LyXTabular::CELL_PART_OF_MULTICOLUMN)
 521                         --column;
 522                 if (cell_info[row][column].multicolumn == LyXTabular::CELL_NORMAL)
 523                         return row_info[row].bottom_line;
 524                 else
 525                         return cell_info[row][column].bottom_line;
 526         }
 527         return false;
 528 }
 529
 530
 531 bool LyXTabular::leftAlreadyDrawn(int cell) const
 532 {
 533         int column = column_of_cell(cell);
 534         if (column > 0) {
 535                 int row = row_of_cell(cell);
 536                 while (--column &&
 537                            (cell_info[row][column].multicolumn ==
 538                                 LyXTabular::CELL_PART_OF_MULTICOLUMN));
 539                 if (GetAdditionalWidth(cell_info[row][column].cellno))
 540                         return false;
 541 #ifdef SPECIAL_COLUM_HANDLING
 542                 return RightLine(cell_info[row][column].cellno);
 543 #else
 544                 return RightLine(cell_info[row][column].cellno, true);
 545 #endif
 546         }
 547         return false;
 548 }
 549
 550
 551 bool LyXTabular::IsLastRow(int cell) const
 552 {
 553         return (row_of_cell(cell) == rows_ - 1);
 554 }
 555
 556
 557 int LyXTabular::GetAdditionalHeight(int row) const
 558 {
 559         if (!row || row >= rows_)
 560                 return 0;
 561
 562         bool top = true;
 563         bool bottom = true;
 564
 565         for (int column = 0; column < columns_ && bottom; ++column) {
 566                 switch (cell_info[row - 1][column].multicolumn) {
 567                 case LyXTabular::CELL_BEGIN_OF_MULTICOLUMN:
 568                         bottom = cell_info[row - 1][column].bottom_line;
 569                         break;
 570                 case LyXTabular::CELL_NORMAL:
 571                         bottom = row_info[row - 1].bottom_line;
 572                 }
 573         }
 574         for (int column = 0; column < columns_ && top; ++column) {
 575                 switch (cell_info[row][column].multicolumn) {
 576                 case LyXTabular::CELL_BEGIN_OF_MULTICOLUMN:
 577                         top = cell_info[row][column].top_line;
 578                         break;
 579                 case LyXTabular::CELL_NORMAL:
 580                         top = row_info[row].top_line;
 581                 }
 582         }
 583         if (top && bottom)
 584                 return WIDTH_OF_LINE;
 585         return 0;
 586 }
 587
 588
 589 int LyXTabular::GetAdditionalWidth(int cell) const
 590 {
 591         // internally already set in SetWidthOfCell
 592         // used to get it back in text.C
 593         int const col = right_column_of_cell(cell);
 594         int const row = row_of_cell(cell);
 595         if (col < columns_ - 1 && RightLine(cell) &&
 596                 LeftLine(cell_info[row][col+1].cellno)) // column_info[col+1].left_line)
 597         {
 598                 return WIDTH_OF_LINE;
 599         } else {
 600                 return 0;
 601         }
 602 }
 603
 604
 605 // returns the maximum over all rows
 606 int LyXTabular::GetWidthOfColumn(int cell) const
 607 {
 608         int const column1 = column_of_cell(cell);
 609         int const column2 = right_column_of_cell(cell);
 610         int result = 0;
 611         for (int i = column1; i <= column2; ++i) {
 612                 result += column_info[i].width_of_column;
 613         }
 614         return result;
 615 }
 616
 617
 618 int LyXTabular::GetWidthOfTabular() const
 619 {
 620         return width_of_tabular;
 621 }
 622
 623
 624 /* returns 1 if a complete update is necessary, otherwise 0 */
 625 bool LyXTabular::SetWidthOfMulticolCell(int cell, int new_width)
 626 {
 627         if (!IsMultiColumn(cell))
 628                 return false;
 629
 630         int const row = row_of_cell(cell);
 631         int const column1 = column_of_cell(cell);
 632         int const column2 = right_column_of_cell(cell);
 633         int const old_val = cell_info[row][column2].width_of_cell;
 634
 635         // first set columns to 0 so we can calculate the right width
 636         for (int i = column1; i <= column2; ++i) {
 637                 cell_info[row][i].width_of_cell = 0;
 638         }
 639         // set the width to MAX_WIDTH until width > 0
 640         int width = (new_width + 2 * WIDTH_OF_LINE);
 641         int i = column1;
 642         for (; i < column2 && width > column_info[i].width_of_column; ++i) {
 643                 cell_info[row][i].width_of_cell = column_info[i].width_of_column;
 644                 width -= column_info[i].width_of_column;
 645         }
 646         if (width > 0) {
 647                 cell_info[row][i].width_of_cell = width;
 648         }
 649         if (old_val != cell_info[row][column2].width_of_cell) {
 650                 // in this case we have to recalculate all multicolumn cells which
 651                 // have this column as one of theirs but not as last one
 652                 calculate_width_of_column_NMC(i);
 653                 recalculateMulticolumnsOfColumn(i);
 654                 calculate_width_of_column(i);
 655         }
 656         return true;
 657 }
 658
 659
 660 void LyXTabular::recalculateMulticolumnsOfColumn(int column)
 661 {
 662         // the last column does not have to be recalculated because all
 663         // multicolumns will have here there last multicolumn cell which
 664         // always will have the whole rest of the width of the cell.
 665         if (column > (columns_ - 2))
 666                 return;
 667         for(int row = 0; row < rows_; ++row) {
 668                 int mc = cell_info[row][column].multicolumn;
 669                 int nmc = cell_info[row][column+1].multicolumn;
 670                 // we only have to update multicolumns which do not have this
 671                 // column as their last column!
 672                 if (mc == CELL_BEGIN_OF_MULTICOLUMN ||
 673                         ((mc == CELL_PART_OF_MULTICOLUMN) &&
 674                          (nmc == CELL_PART_OF_MULTICOLUMN)))
 675                 {
 676                         int const cellno = cell_info[row][column].cellno;
 677                         SetWidthOfMulticolCell(cellno,
 678                                                GetWidthOfCell(cellno)-(2 * WIDTH_OF_LINE));
 679                 }
 680         }
 681 }
 682
 683
 684 /* returns 1 if a complete update is necessary, otherwise 0 */
 685 bool LyXTabular::SetWidthOfCell(int cell, int new_width)
 686 {
 687         int const row = row_of_cell(cell);
 688         int const column1 = column_of_cell(cell);
 689         bool tmp = false;
 690         int width = 0;
 691         int add_width = 0;
 692
 693 #ifdef SPECIAL_COLUM_HANDLING
 694         if (RightLine(cell_info[row][column1].cellno, true) &&
 695                 (column1 < columns_-1) &&
 696                 LeftLine(cell_info[row][column1+1].cellno, true))
 697 #else
 698         if (column_info[column1].right_line && (column1 < columns_-1) &&
 699                 column_info[column1+1].left_line) // additional width
 700 #endif
 701         {
 702                 // additional width
 703                 add_width = WIDTH_OF_LINE;
 704         }
 705         if (GetWidthOfCell(cell) == (new_width+2*WIDTH_OF_LINE+add_width)) {
 706                 return false;
 707         }
 708         if (IsMultiColumn(cell, true)) {
 709                 tmp = SetWidthOfMulticolCell(cell, new_width);
 710         } else {
 711                 width = (new_width + 2*WIDTH_OF_LINE + add_width);
 712                 cell_info[row][column1].width_of_cell = width;
 713                 tmp = calculate_width_of_column_NMC(column1);
 714                 if (tmp)
 715                         recalculateMulticolumnsOfColumn(column1);
 716         }
 717         if (tmp) {
 718                 for (int i = 0; i < columns_; ++i)
 719                         calculate_width_of_column(i);
 720                 calculate_width_of_tabular();
 721                 return true;
 722         }
 723         return false;
 724 }
 725
 726
 727 bool LyXTabular::SetAlignment(int cell, LyXAlignment align, bool onlycolumn)
 728 {
 729         if (!IsMultiColumn(cell) || onlycolumn)
 730                 column_info[column_of_cell(cell)].alignment = align;
 731         if (!onlycolumn)
 732                 cellinfo_of_cell(cell)->alignment = align;
 733         return true;
 734 }
 735
 736
 737 bool LyXTabular::SetVAlignment(int cell, VAlignment align, bool onlycolumn)
 738 {
 739         if (!IsMultiColumn(cell) || onlycolumn)
 740                 column_info[column_of_cell(cell)].valignment = align;
 741         if (!onlycolumn)
 742                 cellinfo_of_cell(cell)->valignment = align;
 743         return true;
 744 }
 745
 746
 747 bool LyXTabular::SetColumnPWidth(int cell, LyXLength const & width)
 748 {
 749         bool flag = !width.zero();
 750         int const j = column_of_cell(cell);
 751
 752         column_info[j].p_width = width;
 753         // This should not ne necessary anymore
 754         //      if (flag) // do this only if there is a width
 755         //      SetAlignment(cell, LYX_ALIGN_LEFT);
 756         for (int i = 0; i < rows_; ++i) {
 757                 int c = GetCellNumber(i, j);
 758                 flag = !GetPWidth(c).zero(); // because of multicolumns!
 759                 GetCellInset(c)->setAutoBreakRows(flag);
 760         }
 761         return true;
 762 }
 763
 764
 765 bool LyXTabular::SetMColumnPWidth(int cell, LyXLength const & width)
 766 {
 767         bool const flag = !width.zero();
 768
 769         cellinfo_of_cell(cell)->p_width = width;
 770         if (IsMultiColumn(cell)) {
 771                 GetCellInset(cell)->setAutoBreakRows(flag);
 772                 return true;
 773         }
 774         return false;
 775 }
 776
 777
 778 bool LyXTabular::SetAlignSpecial(int cell, string const & special,
 779                                  LyXTabular::Feature what)
 780 {
 781         if (what == SET_SPECIAL_MULTI)
 782                 cellinfo_of_cell(cell)->align_special = special;
 783         else
 784                 column_info[column_of_cell(cell)].align_special = special;
 785         return true;
 786 }
 787
 788
 789 bool LyXTabular::SetAllLines(int cell, bool line)
 790 {
 791         SetTopLine(cell, line);
 792         SetBottomLine(cell, line);
 793         SetRightLine(cell, line);
 794         SetLeftLine(cell, line);
 795         return true;
 796 }
 797
 798
 799 bool LyXTabular::SetTopLine(int cell, bool line, bool onlycolumn)
 800 {
 801         int const row = row_of_cell(cell);
 802
 803         if (onlycolumn || !IsMultiColumn(cell))
 804                 row_info[row].top_line = line;
 805         else
 806                 cellinfo_of_cell(cell)->top_line = line;
 807         return true;
 808 }
 809
 810
 811 bool LyXTabular::SetBottomLine(int cell, bool line, bool onlycolumn)
 812 {
 813         if (onlycolumn || !IsMultiColumn(cell))
 814                 row_info[row_of_cell(cell)].bottom_line = line;
 815         else
 816                 cellinfo_of_cell(cell)->bottom_line = line;
 817         return true;
 818 }
 819
 820
 821 bool LyXTabular::SetLeftLine(int cell, bool line, bool onlycolumn)
 822 {
 823         if (onlycolumn || !IsMultiColumn(cell))
 824                 column_info[column_of_cell(cell)].left_line = line;
 825         else
 826                 cellinfo_of_cell(cell)->left_line = line;
 827         return true;
 828 }
 829
 830
 831 bool LyXTabular::SetRightLine(int cell, bool line, bool onlycolumn)
 832 {
 833         if (onlycolumn || !IsMultiColumn(cell))
 834                 column_info[right_column_of_cell(cell)].right_line = line;
 835         else
 836                 cellinfo_of_cell(cell)->right_line = line;
 837         return true;
 838 }
 839
 840
 841 LyXAlignment LyXTabular::GetAlignment(int cell, bool onlycolumn) const
 842 {
 843         if (!onlycolumn && IsMultiColumn(cell))
 844                 return cellinfo_of_cell(cell)->alignment;
 845         else
 846                 return column_info[column_of_cell(cell)].alignment;
 847 }
 848
 849
 850 LyXTabular::VAlignment
 851 LyXTabular::GetVAlignment(int cell, bool onlycolumn) const
 852 {
 853         if (!onlycolumn && IsMultiColumn(cell))
 854                 return cellinfo_of_cell(cell)->valignment;
 855         else
 856                 return column_info[column_of_cell(cell)].valignment;
 857 }
 858
 859
 860 LyXLength const LyXTabular::GetPWidth(int cell) const
 861 {
 862         if (IsMultiColumn(cell))
 863                 return cellinfo_of_cell(cell)->p_width;
 864         return column_info[column_of_cell(cell)].p_width;
 865 }
 866
 867
 868 LyXLength const LyXTabular::GetColumnPWidth(int cell) const
 869 {
 870         return column_info[column_of_cell(cell)].p_width;
 871 }
 872
 873
 874 LyXLength const LyXTabular::GetMColumnPWidth(int cell) const
 875 {
 876         if (IsMultiColumn(cell))
 877                 return cellinfo_of_cell(cell)->p_width;
 878         return LyXLength();
 879 }
 880
 881
 882 string const LyXTabular::GetAlignSpecial(int cell, int what) const
 883 {
 884         if (what == SET_SPECIAL_MULTI)
 885                 return cellinfo_of_cell(cell)->align_special;
 886         return column_info[column_of_cell(cell)].align_special;
 887 }
 888
 889
 890 int LyXTabular::GetWidthOfCell(int cell) const
 891 {
 892         int const row = row_of_cell(cell);
 893         int const column1 = column_of_cell(cell);
 894         int const column2 = right_column_of_cell(cell);
 895         int result = 0;
 896         for (int i = column1; i <= column2; ++i) {
 897                 result += cell_info[row][i].width_of_cell;
 898         }
 899         return result;
 900 }
 901
 902
 903 int LyXTabular::GetBeginningOfTextInCell(int cell) const
 904 {
 905         int x = 0;
 906
 907         switch (GetAlignment(cell)) {
 908         case LYX_ALIGN_CENTER:
 909                 x += (GetWidthOfColumn(cell) - GetWidthOfCell(cell)) / 2;
 910                 break;
 911         case LYX_ALIGN_RIGHT:
 912                 x += GetWidthOfColumn(cell) - GetWidthOfCell(cell);
 913                 // + GetAdditionalWidth(cell);
 914                 break;
 915         default: /* LYX_ALIGN_LEFT: nothing :-) */
 916                 break;
 917         }
 918
 919         // the LaTeX Way :-(
 920         x += WIDTH_OF_LINE;
 921         return x;
 922 }
 923
 924
 925 bool LyXTabular::IsFirstCellInRow(int cell) const
 926 {
 927         return column_of_cell(cell) == 0;
 928 }
 929
 930
 931 int LyXTabular::GetFirstCellInRow(int row) const
 932 {
 933         if (row > (rows_-1))
 934                 row = rows_ - 1;
 935         return cell_info[row][0].cellno;
 936 }
 937
 938 bool LyXTabular::IsLastCellInRow(int cell) const
 939 {
 940         return (right_column_of_cell(cell) == (columns_ - 1));
 941 }
 942
 943
 944 int LyXTabular::GetLastCellInRow(int row) const
 945 {
 946         if (row > (rows_-1))
 947                 row = rows_ - 1;
 948         return cell_info[row][columns_-1].cellno;
 949 }
 950
 951
 952 bool LyXTabular::calculate_width_of_column(int column)
 953 {
 954         int const old_column_width = column_info[column].width_of_column;
 955         int maximum = 0;
 956
 957         for (int i = 0; i < rows_; ++i) {
 958                 maximum = max(cell_info[i][column].width_of_cell, maximum);
 959         }
 960         column_info[column].width_of_column = maximum;
 961         return (column_info[column].width_of_column != old_column_width);
 962 }
 963
 964
 965 //
 966 // Calculate the columns regarding ONLY the normal cells and if this
 967 // column is inside a multicolumn cell then use it only if its the last
 968 // column of this multicolumn cell as this gives an added with to the
 969 // column, all the rest should be adapted!
 970 //
 971 bool LyXTabular::calculate_width_of_column_NMC(int column)
 972 {
 973         int const old_column_width = column_info[column].width_of_column;
 974         int max = 0;
 975         for (int i = 0; i < rows_; ++i) {
 976                 int cell = GetCellNumber(i, column);
 977                 bool ismulti = IsMultiColumn(cell, true);
 978                 if ((!ismulti || (column == right_column_of_cell(cell))) &&
 979                         (cell_info[i][column].width_of_cell > max))
 980                 {
 981                         max = cell_info[i][column].width_of_cell;
 982                 }
 983         }
 984         column_info[column].width_of_column = max;
 985         return (column_info[column].width_of_column != old_column_width);
 986 }
 987
 988
 989 void LyXTabular::calculate_width_of_tabular()
 990 {
 991         width_of_tabular = 0;
 992         for (int i = 0; i < columns_; ++i) {
 993                 width_of_tabular += column_info[i].width_of_column;
 994         }
 995 }
 996
 997
 998 int LyXTabular::row_of_cell(int cell) const
 999 {
1000         if (cell >= numberofcells)
1001                 return rows_ - 1;
1002         else if (cell < 0)
1003                 return 0;
1004         return rowofcell[cell];
1005 }
1006
1007
1008 int LyXTabular::column_of_cell(int cell) const
1009 {
1010         if (cell >= numberofcells)
1011                 return columns_ - 1;
1012         else if (cell < 0)
1013                 return 0;
1014         return columnofcell[cell];
1015 }
1016
1017
1018 int LyXTabular::right_column_of_cell(int cell) const
1019 {
1020         int const row = row_of_cell(cell);
1021         int column = column_of_cell(cell);
1022         while (column < (columns_ - 1) &&
1023                    cell_info[row][column + 1].multicolumn == LyXTabular::CELL_PART_OF_MULTICOLUMN)
1024                 ++column;
1025         return column;
1026 }
1027
1028
1029 void LyXTabular::Write(Buffer const * buf, ostream & os) const
1030 {
1031         // header line
1032         os << "<lyxtabular"
1033            << write_attribute("version", 3)
1034            << write_attribute("rows", rows_)
1035            << write_attribute("columns", columns_)
1036            << ">\n";
1037         // global longtable options
1038         os << "<features"
1039            << write_attribute("rotate", rotate)
1040            << write_attribute("islongtable", is_long_tabular)
1041            << write_attribute("firstHeadTopDL", endfirsthead.topDL)
1042            << write_attribute("firstHeadBottomDL", endfirsthead.bottomDL)
1043            << write_attribute("firstHeadEmpty", endfirsthead.empty)
1044            << write_attribute("headTopDL", endhead.topDL)
1045            << write_attribute("headBottomDL", endhead.bottomDL)
1046            << write_attribute("footTopDL", endfoot.topDL)
1047            << write_attribute("footBottomDL", endfoot.bottomDL)
1048            << write_attribute("lastFootTopDL", endlastfoot.topDL)
1049            << write_attribute("lastFootBottomDL", endlastfoot.bottomDL)
1050            << write_attribute("lastFootEmpty", endlastfoot.empty)
1051            << ">\n";
1052         for (int j = 0; j < columns_; ++j) {
1053                 os << "<column"
1054                    << write_attribute("alignment", column_info[j].alignment)
1055                    << write_attribute("valignment", column_info[j].valignment)
1056                    << write_attribute("leftline", column_info[j].left_line)
1057                    << write_attribute("rightline", column_info[j].right_line)
1058                    << write_attribute("width", column_info[j].p_width.asString())
1059                    << write_attribute("special", column_info[j].align_special)
1060                    << ">\n";
1061         }
1062         for (int i = 0; i < rows_; ++i) {
1063                 os << "<row"
1064                    << write_attribute("topline", row_info[i].top_line)
1065                    << write_attribute("bottomline", row_info[i].bottom_line)
1066                    << write_attribute("endhead", row_info[i].endhead)
1067                    << write_attribute("endfirsthead", row_info[i].endfirsthead)
1068                    << write_attribute("endfoot", row_info[i].endfoot)
1069                    << write_attribute("endlastfoot", row_info[i].endlastfoot)
1070                    << write_attribute("newpage", row_info[i].newpage)
1071                    << ">\n";
1072                 for (int j = 0; j < columns_; ++j) {
1073                         os << "<cell"
1074                            << write_attribute("multicolumn", cell_info[i][j].multicolumn)
1075                            << write_attribute("alignment", cell_info[i][j].alignment)
1076                            << write_attribute("valignment", cell_info[i][j].valignment)
1077                            << write_attribute("topline", cell_info[i][j].top_line)
1078                            << write_attribute("bottomline", cell_info[i][j].bottom_line)
1079                            << write_attribute("leftline", cell_info[i][j].left_line)
1080                            << write_attribute("rightline", cell_info[i][j].right_line)
1081                            << write_attribute("rotate", cell_info[i][j].rotate)
1082                            << write_attribute("usebox", cell_info[i][j].usebox)
1083                            << write_attribute("width", cell_info[i][j].p_width)
1084                            << write_attribute("special", cell_info[i][j].align_special)
1085                            << ">\n";
1086                         os << "\\begin_inset ";
1087                         cell_info[i][j].inset.write(buf, os);
1088                         os << "\n\\end_inset \n"
1089                            << "</cell>\n";
1090                 }
1091                 os << "</row>\n";
1092         }
1093         os << "</lyxtabular>\n";
1094 }
1095
1096
1097 void LyXTabular::Read(Buffer const * buf, LyXLex & lex)
1098 {
1099         string line;
1100         istream & is = lex.getStream();
1101
1102         l_getline(is, line);
1103         if (!prefixIs(line, "<lyxtabular ")
1104                 && !prefixIs(line, "<LyXTabular ")) {
1105                 lyx::Assert(false);
1106                 return;
1107         }
1108
1109         int version;
1110         if (!getTokenValue(line, "version", version))
1111                 return;
1112         lyx::Assert(version >= 2);
1113         read(buf, is, lex, line, version);
1114 }
1115
1116 void LyXTabular::setHeaderFooterRows(int hr, int fhr, int fr, int lfr)
1117 {
1118         // set header info
1119         while(hr > 0) {
1120                 row_info[--hr].endhead = true;
1121         }
1122         // set firstheader info
1123         if (fhr && (fhr < rows_)) {
1124                 if (row_info[fhr].endhead) {
1125                         while(fhr > 0) {
1126                                 row_info[--fhr].endfirsthead = true;
1127                                 row_info[fhr].endhead = false;
1128                         }
1129                 } else if (row_info[fhr - 1].endhead) {
1130                         endfirsthead.empty = true;
1131                 } else {
1132                         while((fhr > 0) && !row_info[--fhr].endhead) {
1133                                 row_info[fhr].endfirsthead = true;
1134                         }
1135                 }
1136         }
1137         // set footer info
1138         if (fr && (fr < rows_)) {
1139                 if (row_info[fr].endhead && row_info[fr-1].endhead) {
1140                         while((fr > 0) && !row_info[--fr].endhead) {
1141                                 row_info[fr].endfoot = true;
1142                                 row_info[fr].endhead = false;
1143                         }
1144                 } else if (row_info[fr].endfirsthead && row_info[fr-1].endfirsthead) {
1145                         while((fr > 0) && !row_info[--fr].endfirsthead) {
1146                                 row_info[fr].endfoot = true;
1147                                 row_info[fr].endfirsthead = false;
1148                         }
1149                 } else if (!row_info[fr - 1].endhead && !row_info[fr - 1].endfirsthead) {
1150                         while((fr > 0) && !row_info[--fr].endhead &&
1151                                   !row_info[fr].endfirsthead)
1152                         {
1153                                 row_info[fr].endfoot = true;
1154                         }
1155                 }
1156         }
1157         // set lastfooter info
1158         if (lfr && (lfr < rows_)) {
1159                 if (row_info[lfr].endhead && row_info[lfr - 1].endhead) {
1160                         while((lfr > 0) && !row_info[--lfr].endhead) {
1161                                 row_info[lfr].endlastfoot = true;
1162                                 row_info[lfr].endhead = false;
1163                         }
1164                 } else if (row_info[lfr].endfirsthead &&
1165                                    row_info[lfr - 1].endfirsthead)
1166                 {
1167                         while((lfr > 0) && !row_info[--lfr].endfirsthead) {
1168                                 row_info[lfr].endlastfoot = true;
1169                                 row_info[lfr].endfirsthead = false;
1170                         }
1171                 } else if (row_info[lfr].endfoot
1172                            && row_info[lfr - 1].endfoot) {
1173                         while((lfr > 0) && !row_info[--lfr].endfoot) {
1174                                 row_info[lfr].endlastfoot = true;
1175                                 row_info[lfr].endfoot = false;
1176                         }
1177                 } else if (!row_info[fr - 1].endhead
1178                            && !row_info[fr - 1].endfirsthead &&
1179                                    !row_info[fr - 1].endfoot)
1180                 {
1181                         while((lfr > 0) &&
1182                                   !row_info[--lfr].endhead && !row_info[lfr].endfirsthead &&
1183                                   !row_info[lfr].endfoot)
1184                         {
1185                                 row_info[lfr].endlastfoot = true;
1186                         }
1187                 } else if (haveLTFoot()) {
1188                         endlastfoot.empty = true;
1189                 }
1190         }
1191 }
1192
1193 void LyXTabular::read(Buffer const * buf, istream & is,
1194                       LyXLex & lex, string const & l, int const version)
1195 {
1196         string line(l);
1197         int rows_arg;
1198         if (!getTokenValue(line, "rows", rows_arg))
1199                 return;
1200         int columns_arg;
1201         if (!getTokenValue(line, "columns", columns_arg))
1202                 return;
1203         Init(buf->params, rows_arg, columns_arg);
1204         l_getline(is, line);
1205         if (!prefixIs(line, "<features")) {
1206                 lyxerr << "Wrong tabular format (expected <features ...> got"
1207                        << line << ')' << endl;
1208                 return;
1209         }
1210         getTokenValue(line, "rotate", rotate);
1211         getTokenValue(line, "islongtable", is_long_tabular);
1212         // compatibility read for old longtable options. Now we can make any
1213         // row part of the header/footer type we want before it was strict
1214         // sequential from the first row down (as LaTeX does it!). So now when
1215         // we find a header/footer line we have to go up the rows and set it
1216         // on all preceding rows till the first or one with already a h/f option
1217         // set. If we find a firstheader on the same line as a header or a
1218         // lastfooter on the same line as a footer then this should be set empty.
1219         // (Jug 20011220)
1220         if (version < 3) {
1221                 int hrow;
1222                 int fhrow;
1223                 int frow;
1224                 int lfrow;
1225
1226                 getTokenValue(line, "endhead", hrow);
1227                 getTokenValue(line, "endfirsthead", fhrow);
1228                 getTokenValue(line, "endfoot", frow);
1229                 getTokenValue(line, "endlastfoot", lfrow);
1230                 setHeaderFooterRows(abs(hrow), abs(fhrow), abs(frow), abs(lfrow));
1231         } else {
1232            getTokenValue(line, "firstHeadTopDL", endfirsthead.topDL);
1233            getTokenValue(line, "firstHeadBottomDL", endfirsthead.bottomDL);
1234            getTokenValue(line, "firstHeadEmpty", endfirsthead.empty);
1235            getTokenValue(line, "headTopDL", endhead.topDL);
1236            getTokenValue(line, "headBottomDL", endhead.bottomDL);
1237            getTokenValue(line, "footTopDL", endfoot.topDL);
1238            getTokenValue(line, "footBottomDL", endfoot.bottomDL);
1239            getTokenValue(line, "lastFootTopDL", endlastfoot.topDL);
1240            getTokenValue(line, "lastFootBottomDL", endlastfoot.bottomDL);
1241            getTokenValue(line, "lastFootEmpty", endlastfoot.empty);
1242         }
1243         for (int j = 0; j < columns_; ++j) {
1244                 l_getline(is,line);
1245                 if (!prefixIs(line,"<column")) {
1246                         lyxerr << "Wrong tabular format (expected <column ...> got"
1247                                << line << ')' << endl;
1248                         return;
1249                 }
1250                 getTokenValue(line, "alignment", column_info[j].alignment);
1251                 getTokenValue(line, "valignment", column_info[j].valignment);
1252                 getTokenValue(line, "leftline", column_info[j].left_line);
1253                 getTokenValue(line, "rightline", column_info[j].right_line);
1254                 getTokenValue(line, "width", column_info[j].p_width);
1255                 getTokenValue(line, "special", column_info[j].align_special);
1256         }
1257
1258         for (int i = 0; i < rows_; ++i) {
1259                 l_getline(is, line);
1260                 if (!prefixIs(line, "<row")) {
1261                         lyxerr << "Wrong tabular format (expected <row ...> got"
1262                                << line << ')' << endl;
1263                         return;
1264                 }
1265                 getTokenValue(line, "topline", row_info[i].top_line);
1266                 getTokenValue(line, "bottomline", row_info[i].bottom_line);
1267                 getTokenValue(line, "endfirsthead", row_info[i].endfirsthead);
1268                 getTokenValue(line, "endhead", row_info[i].endhead);
1269                 getTokenValue(line, "endfoot", row_info[i].endfoot);
1270                 getTokenValue(line, "endlastfoot", row_info[i].endlastfoot);
1271                 getTokenValue(line, "newpage", row_info[i].newpage);
1272                 for (int j = 0; j < columns_; ++j) {
1273                         l_getline(is, line);
1274                         if (!prefixIs(line, "<cell")) {
1275                                 lyxerr << "Wrong tabular format (expected <cell ...> got"
1276                                        << line << ')' << endl;
1277                                 return;
1278                         }
1279                         getTokenValue(line, "multicolumn", cell_info[i][j].multicolumn);
1280                         getTokenValue(line, "alignment", cell_info[i][j].alignment);
1281                         getTokenValue(line, "valignment", cell_info[i][j].valignment);
1282                         getTokenValue(line, "topline", cell_info[i][j].top_line);
1283                         getTokenValue(line, "bottomline", cell_info[i][j].bottom_line);
1284                         getTokenValue(line, "leftline", cell_info[i][j].left_line);
1285                         getTokenValue(line, "rightline", cell_info[i][j].right_line);
1286                         getTokenValue(line, "rotate", cell_info[i][j].rotate);
1287                         getTokenValue(line, "usebox", cell_info[i][j].usebox);
1288                         getTokenValue(line, "width", cell_info[i][j].p_width);
1289                         getTokenValue(line, "special", cell_info[i][j].align_special);
1290                         l_getline(is, line);
1291                         if (prefixIs(line, "\\begin_inset")) {
1292                                 cell_info[i][j].inset.read(buf, lex);
1293                                 l_getline(is, line);
1294                         }
1295                         if (!prefixIs(line, "</cell>")) {
1296                                 lyxerr << "Wrong tabular format (expected </cell> got"
1297                                        << line << ')' << endl;
1298                                 return;
1299                         }
1300                 }
1301                 l_getline(is, line);
1302                 if (!prefixIs(line, "</row>")) {
1303                         lyxerr << "Wrong tabular format (expected </row> got"
1304                                << line << ')' << endl;
1305                         return;
1306                 }
1307         }
1308         while (!prefixIs(line, "</lyxtabular>")) {
1309                 l_getline(is, line);
1310         }
1311         set_row_column_number_info();
1312 }
1313
1314
1315 bool LyXTabular::IsMultiColumn(int cell, bool real) const
1316 {
1317         return ((!real || (column_of_cell(cell) != right_column_of_cell(cell))) &&
1318                         (cellinfo_of_cell(cell)->multicolumn != LyXTabular::CELL_NORMAL));
1319 }
1320
1321
1322 LyXTabular::cellstruct * LyXTabular::cellinfo_of_cell(int cell) const
1323 {
1324         int const row = row_of_cell(cell);
1325         int const column = column_of_cell(cell);
1326         return  &cell_info[row][column];
1327 }
1328
1329
1330 void LyXTabular::SetMultiColumn(Buffer * buffer, int cell, int number)
1331 {
1332         cellinfo_of_cell(cell)->multicolumn = CELL_BEGIN_OF_MULTICOLUMN;
1333         cellinfo_of_cell(cell)->alignment = column_info[column_of_cell(cell)].alignment;
1334         cellinfo_of_cell(cell)->top_line = row_info[row_of_cell(cell)].top_line;
1335         cellinfo_of_cell(cell)->bottom_line = row_info[row_of_cell(cell)].bottom_line;
1336         cellinfo_of_cell(cell)->right_line = column_info[column_of_cell(cell+number-1)].right_line;
1337 #if 1
1338         for (int i = 1; i < number; ++i) {
1339                 cellinfo_of_cell(cell+i)->multicolumn = CELL_PART_OF_MULTICOLUMN;
1340                 cellinfo_of_cell(cell)->inset.appendParagraphs(buffer,
1341                         cellinfo_of_cell(cell+i)->inset.paragraphs);
1342                 cellinfo_of_cell(cell+i)->inset.clear(false);
1343         }
1344 #else
1345         for (number--; number > 0; --number) {
1346                 cellinfo_of_cell(cell+number)->multicolumn = CELL_PART_OF_MULTICOLUMN;
1347         }
1348 #endif
1349         set_row_column_number_info();
1350 }
1351
1352
1353 int LyXTabular::cells_in_multicolumn(int cell) const
1354 {
1355         int const row = row_of_cell(cell);
1356         int column = column_of_cell(cell);
1357         int result = 1;
1358         ++column;
1359         while ((column < columns_) &&
1360                    cell_info[row][column].multicolumn == CELL_PART_OF_MULTICOLUMN)
1361         {
1362                 ++result;
1363                 ++column;
1364         }
1365         return result;
1366 }
1367
1368
1369 int LyXTabular::UnsetMultiColumn(int cell)
1370 {
1371         int const row = row_of_cell(cell);
1372         int column = column_of_cell(cell);
1373
1374         int result = 0;
1375
1376         if (cell_info[row][column].multicolumn == CELL_BEGIN_OF_MULTICOLUMN) {
1377                 cell_info[row][column].multicolumn = CELL_NORMAL;
1378                 ++column;
1379                 while ((column < columns_) &&
1380                            (cell_info[row][column].multicolumn ==CELL_PART_OF_MULTICOLUMN))
1381                 {
1382                         cell_info[row][column].multicolumn = CELL_NORMAL;
1383                         ++column;
1384                         ++result;
1385                 }
1386         }
1387         set_row_column_number_info();
1388         return result;
1389 }
1390
1391
1392 void LyXTabular::SetLongTabular(bool what)
1393 {
1394         is_long_tabular = what;
1395 }
1396
1397
1398 bool LyXTabular::IsLongTabular() const
1399 {
1400         return is_long_tabular;
1401 }
1402
1403
1404 void LyXTabular::SetRotateTabular(bool flag)
1405 {
1406         rotate = flag;
1407 }
1408
1409
1410 bool LyXTabular::GetRotateTabular() const
1411 {
1412         return rotate;
1413 }
1414
1415
1416 void LyXTabular::SetRotateCell(int cell, bool flag)
1417 {
1418         cellinfo_of_cell(cell)->rotate = flag;
1419 }
1420
1421
1422 bool LyXTabular::GetRotateCell(int cell) const
1423 {
1424         return cellinfo_of_cell(cell)->rotate;
1425 }
1426
1427
1428 bool LyXTabular::NeedRotating() const
1429 {
1430         if (rotate)
1431                 return true;
1432         for (int i = 0; i < rows_; ++i) {
1433                 for (int j = 0; j < columns_; ++j) {
1434                         if (cell_info[i][j].rotate)
1435                                 return true;
1436                 }
1437         }
1438         return false;
1439 }
1440
1441
1442 bool LyXTabular::IsLastCell(int cell) const
1443 {
1444         if ((cell + 1) < numberofcells)
1445                 return false;
1446         return true;
1447 }
1448
1449
1450 int LyXTabular::GetCellAbove(int cell) const
1451 {
1452         if (row_of_cell(cell) > 0)
1453                 return cell_info[row_of_cell(cell)-1][column_of_cell(cell)].cellno;
1454         return cell;
1455 }
1456
1457
1458 int LyXTabular::GetCellBelow(int cell) const
1459 {
1460         if (row_of_cell(cell) + 1 < rows_)
1461                 return cell_info[row_of_cell(cell)+1][column_of_cell(cell)].cellno;
1462         return cell;
1463 }
1464
1465
1466 int LyXTabular::GetLastCellAbove(int cell) const
1467 {
1468         if (row_of_cell(cell) <= 0)
1469                 return cell;
1470         if (!IsMultiColumn(cell))
1471                 return GetCellAbove(cell);
1472         return cell_info[row_of_cell(cell) - 1][right_column_of_cell(cell)].cellno;
1473 }
1474
1475
1476 int LyXTabular::GetLastCellBelow(int cell) const
1477 {
1478         if (row_of_cell(cell) + 1 >= rows_)
1479                 return cell;
1480         if (!IsMultiColumn(cell))
1481                 return GetCellBelow(cell);
1482         return cell_info[row_of_cell(cell) + 1][right_column_of_cell(cell)].cellno;
1483 }
1484
1485
1486 int LyXTabular::GetCellNumber(int row, int column) const
1487 {
1488 #if 0
1489         if (column >= columns_)
1490                 column = columns_ - 1;
1491         else if (column < 0)
1492                 column = 0;
1493         if (row >= rows_)
1494                 row = rows_ - 1;
1495         else if (row < 0)
1496                 row = 0;
1497 #else
1498         lyx::Assert(column >= 0 || column < columns_ || row >= 0 || row < rows_);
1499 #endif
1500         return cell_info[row][column].cellno;
1501 }
1502
1503
1504 void LyXTabular::SetUsebox(int cell, BoxType type)
1505 {
1506         cellinfo_of_cell(cell)->usebox = type;
1507 }
1508
1509
1510 LyXTabular::BoxType LyXTabular::GetUsebox(int cell) const
1511 {
1512         if (column_info[column_of_cell(cell)].p_width.zero() &&
1513                 !(IsMultiColumn(cell) && !cellinfo_of_cell(cell)->p_width.zero()))
1514                 return BOX_NONE;
1515         if (cellinfo_of_cell(cell)->usebox > 1)
1516                 return cellinfo_of_cell(cell)->usebox;
1517         return UseParbox(cell);
1518 }
1519
1520
1521 ///
1522 //  This are functions used for the longtable support
1523 ///
1524 void LyXTabular::SetLTHead(int row, bool flag, ltType const & hd, bool first)
1525 {
1526         if (first) {
1527                 endfirsthead = hd;
1528                 if (hd.set)
1529                         row_info[row].endfirsthead = flag;
1530         } else {
1531                 endhead = hd;
1532                 if (hd.set)
1533                         row_info[row].endhead = flag;
1534         }
1535 }
1536
1537
1538 bool LyXTabular::GetRowOfLTHead(int row, ltType & hd) const
1539 {
1540         hd = endhead;
1541         hd.set = haveLTHead();
1542         return row_info[row].endhead;
1543 }
1544
1545
1546 bool LyXTabular::GetRowOfLTFirstHead(int row, ltType & hd) const
1547 {
1548         hd = endfirsthead;
1549         hd.set = haveLTFirstHead();
1550         return row_info[row].endfirsthead;
1551 }
1552
1553
1554 void LyXTabular::SetLTFoot(int row, bool flag, ltType const & fd, bool last)
1555 {
1556         if (last) {
1557                 endlastfoot = fd;
1558                 if (fd.set)
1559                         row_info[row].endlastfoot = flag;
1560         } else {
1561                 endfoot = fd;
1562                 if (fd.set)
1563                         row_info[row].endfoot = flag;
1564         }
1565 }
1566
1567
1568 bool LyXTabular::GetRowOfLTFoot(int row, ltType & fd) const
1569 {
1570         fd = endfoot;
1571         fd.set = haveLTFoot();
1572         return row_info[row].endfoot;
1573 }
1574
1575
1576 bool LyXTabular::GetRowOfLTLastFoot(int row, ltType & fd) const
1577 {
1578         fd = endlastfoot;
1579         fd.set = haveLTLastFoot();
1580         return row_info[row].endlastfoot;
1581 }
1582
1583
1584 void LyXTabular::SetLTNewPage(int row, bool what)
1585 {
1586         row_info[row].newpage = what;
1587 }
1588
1589
1590 bool LyXTabular::GetLTNewPage(int row) const
1591 {
1592         return row_info[row].newpage;
1593 }
1594
1595
1596 bool LyXTabular::haveLTHead() const
1597 {
1598         for(int i=0; i < rows_; ++i) {
1599                 if (row_info[i].endhead)
1600                         return true;
1601         }
1602         return false;
1603 }
1604
1605
1606 bool LyXTabular::haveLTFirstHead() const
1607 {
1608         if (endfirsthead.empty)
1609                 return false;
1610         for(int i=0; i < rows_; ++i) {
1611                 if (row_info[i].endfirsthead)
1612                         return true;
1613         }
1614         return false;
1615 }
1616
1617
1618 bool LyXTabular::haveLTFoot() const
1619 {
1620         for(int i=0; i < rows_; ++i) {
1621                 if (row_info[i].endfoot)
1622                         return true;
1623         }
1624         return false;
1625 }
1626
1627
1628 bool LyXTabular::haveLTLastFoot() const
1629 {
1630         if (endlastfoot.empty)
1631                 return false;
1632         for(int i=0; i < rows_; ++i) {
1633                 if (row_info[i].endlastfoot)
1634                         return true;
1635         }
1636         return false;
1637 }
1638
1639
1640 // end longtable support functions
1641
1642 bool LyXTabular::SetAscentOfRow(int row, int height)
1643 {
1644         if ((row >= rows_) || (row_info[row].ascent_of_row == height))
1645                 return false;
1646         row_info[row].ascent_of_row = height;
1647         return true;
1648 }
1649
1650
1651 bool LyXTabular::SetDescentOfRow(int row, int height)
1652 {
1653         if ((row >= rows_) || (row_info[row].descent_of_row == height))
1654                 return false;
1655         row_info[row].descent_of_row = height;
1656         return true;
1657 }
1658
1659
1660 int LyXTabular::GetAscentOfRow(int row) const
1661 {
1662         if (row >= rows_)
1663                 return 0;
1664         return row_info[row].ascent_of_row;
1665 }
1666
1667
1668 int LyXTabular::GetDescentOfRow(int row) const
1669 {
1670         if (row >= rows_)
1671                 return 0;
1672         return row_info[row].descent_of_row;
1673 }
1674
1675
1676 int LyXTabular::GetHeightOfTabular() const
1677 {
1678         int height = 0;
1679
1680         for (int row = 0; row < rows_; ++row)
1681                 height += GetAscentOfRow(row) + GetDescentOfRow(row) +
1682                         GetAdditionalHeight(row);
1683         return height;
1684 }
1685
1686
1687 bool LyXTabular::IsPartOfMultiColumn(int row, int column) const
1688 {
1689         if ((row >= rows_) || (column >= columns_))
1690                 return false;
1691         return (cell_info[row][column].multicolumn == CELL_PART_OF_MULTICOLUMN);
1692 }
1693
1694
1695 int LyXTabular::TeXTopHLine(ostream & os, int row) const
1696 {
1697         if ((row < 0) || (row >= rows_))
1698                 return 0;
1699
1700         int const fcell = GetFirstCellInRow(row);
1701         int const n = NumberOfCellsInRow(fcell) + fcell;
1702         int tmp = 0;
1703
1704         for (int i = fcell; i < n; ++i) {
1705                 if (TopLine(i))
1706                         ++tmp;
1707         }
1708         if (tmp == (n - fcell)) {
1709                 os << "\\hline ";
1710         } else if (tmp) {
1711                 for (int i = fcell; i < n; ++i) {
1712                         if (TopLine(i)) {
1713                                 os << "\\cline{"
1714                                    << column_of_cell(i) + 1
1715                                    << '-'
1716                                    << right_column_of_cell(i) + 1
1717                                    << "} ";
1718                         }
1719                 }
1720         } else {
1721                 return 0;
1722         }
1723         os << "\n";
1724         return 1;
1725 }
1726
1727
1728 int LyXTabular::TeXBottomHLine(ostream & os, int row) const
1729 {
1730         if ((row < 0) || (row >= rows_))
1731                 return 0;
1732
1733         int const fcell = GetFirstCellInRow(row);
1734         int const n = NumberOfCellsInRow(fcell) + fcell;
1735         int tmp = 0;
1736
1737         for (int i = fcell; i < n; ++i) {
1738                 if (BottomLine(i))
1739                         ++tmp;
1740         }
1741         if (tmp == (n - fcell)) {
1742                 os << "\\hline";
1743         } else if (tmp) {
1744                 for (int i = fcell; i < n; ++i) {
1745                         if (BottomLine(i)) {
1746                                 os << "\\cline{"
1747                                    << column_of_cell(i) + 1
1748                                    << '-'
1749                                    << right_column_of_cell(i) + 1
1750                                    << "} ";
1751                         }
1752                 }
1753         } else {
1754                 return 0;
1755         }
1756         os << "\n";
1757         return 1;
1758 }
1759
1760
1761 int LyXTabular::TeXCellPreamble(ostream & os, int cell) const
1762 {
1763         int ret = 0;
1764
1765         if (GetRotateCell(cell)) {
1766                 os << "\\begin{sideways}\n";
1767                 ++ret;
1768         }
1769         if (IsMultiColumn(cell)) {
1770                 os << "\\multicolumn{" << cells_in_multicolumn(cell) << "}{";
1771                 if (!cellinfo_of_cell(cell)->align_special.empty()) {
1772                         os << cellinfo_of_cell(cell)->align_special << "}{";
1773                 } else {
1774                         if (LeftLine(cell) &&
1775                                 (IsFirstCellInRow(cell) ||
1776                                  (!IsMultiColumn(cell-1) && !LeftLine(cell, true) &&
1777                                   !RightLine(cell-1, true))))
1778                         {
1779                                 os << '|';
1780                         }
1781                         if (!GetPWidth(cell).zero()) {
1782                                 switch (GetVAlignment(cell)) {
1783                                 case LYX_VALIGN_TOP:
1784                                         os << 'p';
1785                                         break;
1786                                 case LYX_VALIGN_CENTER:
1787                                         os << 'm';
1788                                         break;
1789                                 case LYX_VALIGN_BOTTOM:
1790                                         os << 'b';
1791                                         break;
1792                                 }
1793                                 os << '{'
1794                                    << GetPWidth(cell).asLatexString()
1795                                    << '}';
1796                         } else {
1797                                 switch (GetAlignment(cell)) {
1798                                 case LYX_ALIGN_LEFT:
1799                                         os << 'l';
1800                                         break;
1801                                 case LYX_ALIGN_RIGHT:
1802                                         os << 'r';
1803                                         break;
1804                                 default:
1805                                         os << 'c';
1806                                         break;
1807                                 }
1808                         }
1809                         if (RightLine(cell))
1810                                 os << '|';
1811                         if (((cell + 1) < numberofcells) && !IsFirstCellInRow(cell+1) &&
1812                                 LeftLine(cell+1))
1813                                 os << '|';
1814                         os << "}{";
1815                 }
1816         }
1817         if (GetUsebox(cell) == BOX_PARBOX) {
1818                 os << "\\parbox[";
1819                 switch (GetVAlignment(cell)) {
1820                 case LYX_VALIGN_TOP:
1821                         os << 't';
1822                         break;
1823                 case LYX_VALIGN_CENTER:
1824                         os << 'c';
1825                         break;
1826                 case LYX_VALIGN_BOTTOM:
1827                         os << 'b';
1828                         break;
1829                 }
1830                 os << "]{" << GetPWidth(cell).asLatexString() << "}{";
1831         } else if (GetUsebox(cell) == BOX_MINIPAGE) {
1832                 os << "\\begin{minipage}[";
1833                 switch (GetVAlignment(cell)) {
1834                 case LYX_VALIGN_TOP:
1835                         os << 't';
1836                         break;
1837                 case LYX_VALIGN_CENTER:
1838                         os << 'm';
1839                         break;
1840                 case LYX_VALIGN_BOTTOM:
1841                         os << 'b';
1842                         break;
1843                 }
1844                 os << "]{" << GetPWidth(cell).asLatexString() << "}\n";
1845                 ++ret;
1846         }
1847         return ret;
1848 }
1849
1850
1851 int LyXTabular::TeXCellPostamble(ostream & os, int cell) const
1852 {
1853         int ret = 0;
1854
1855         // usual cells
1856         if (GetUsebox(cell) == BOX_PARBOX)
1857                 os << '}';
1858         else if (GetUsebox(cell) == BOX_MINIPAGE) {
1859                 os << "%\n\\end{minipage}";
1860                 ret += 2;
1861         }
1862         if (IsMultiColumn(cell)) {
1863                 os << '}';
1864         }
1865         if (GetRotateCell(cell)) {
1866                 os << "%\n\\end{sideways}";
1867                 ++ret;
1868         }
1869         return ret;
1870 }
1871
1872
1873 int LyXTabular::TeXLongtableHeaderFooter(ostream & os, Buffer const * buf,
1874                                          bool fragile, bool fp) const
1875 {
1876         if (!is_long_tabular)
1877                 return 0;
1878
1879         int ret = 0;
1880         // output header info
1881         if (haveLTHead()) {
1882                 if (endhead.topDL) {
1883                         os << "\\hline\n";
1884                         ++ret;
1885                 }
1886                 for (int i = 0; i < rows_; ++i) {
1887                         if (row_info[i].endhead) {
1888                                 ret += TeXRow(os, i, buf, fragile, fp);
1889                         }
1890                 }
1891                 if (endhead.bottomDL) {
1892                         os << "\\hline\n";
1893                         ++ret;
1894                 }
1895                 os << "\\endhead\n";
1896                 ++ret;
1897                 if (endfirsthead.empty) {
1898                         os << "\\endfirsthead\n";
1899                         ++ret;
1900                 }
1901         }
1902         // output firstheader info
1903         if (haveLTFirstHead()) {
1904                 if (endfirsthead.topDL) {
1905                         os << "\\hline\n";
1906                         ++ret;
1907                 }
1908                 for (int i = 0; i < rows_; ++i) {
1909                         if (row_info[i].endfirsthead) {
1910                                 ret += TeXRow(os, i, buf, fragile, fp);
1911                         }
1912                 }
1913                 if (endfirsthead.bottomDL) {
1914                         os << "\\hline\n";
1915                         ++ret;
1916                 }
1917                 os << "\\endfirsthead\n";
1918                 ++ret;
1919         }
1920         // output footer info
1921         if (haveLTFoot()) {
1922                 if (endfoot.topDL) {
1923                         os << "\\hline\n";
1924                         ++ret;
1925                 }
1926                 for (int i = 0; i < rows_; ++i) {
1927                         if (row_info[i].endfoot) {
1928                                 ret += TeXRow(os, i, buf, fragile, fp);
1929                         }
1930                 }
1931                 if (endfoot.bottomDL) {
1932                         os << "\\hline\n";
1933                         ++ret;
1934                 }
1935                 os << "\\endfoot\n";
1936                 ++ret;
1937                 if (endlastfoot.empty) {
1938                         os << "\\endlastfoot\n";
1939                         ++ret;
1940                 }
1941         }
1942         // output lastfooter info
1943         if (haveLTLastFoot()) {
1944                 if (endlastfoot.topDL) {
1945                         os << "\\hline\n";
1946                         ++ret;
1947                 }
1948                 for (int i = 0; i < rows_; ++i) {
1949                         if (row_info[i].endlastfoot) {
1950                                 ret += TeXRow(os, i, buf, fragile, fp);
1951                         }
1952                 }
1953                 if (endlastfoot.bottomDL) {
1954                         os << "\\hline\n";
1955                         ++ret;
1956                 }
1957                 os << "\\endlastfoot\n";
1958                 ++ret;
1959         }
1960         return ret;
1961 }
1962
1963
1964 bool LyXTabular::isValidRow(int const row) const
1965 {
1966         if (!is_long_tabular)
1967                 return true;
1968         return (!row_info[row].endhead && !row_info[row].endfirsthead &&
1969                         !row_info[row].endfoot && !row_info[row].endlastfoot);
1970 }
1971
1972
1973 int LyXTabular::TeXRow(ostream & os, int const i, Buffer const * buf,
1974                        bool fragile, bool fp) const
1975 {
1976         int ret = 0;
1977         int cell = GetCellNumber(i, 0);
1978
1979         ret += TeXTopHLine(os, i);
1980         for (int j = 0; j < columns_; ++j) {
1981                 if (IsPartOfMultiColumn(i,j))
1982                         continue;
1983                 ret += TeXCellPreamble(os, cell);
1984                 InsetText * inset = GetCellInset(cell);
1985
1986                 bool rtl = inset->paragraphs.begin()->isRightToLeftPar(buf->params) &&
1987                         !inset->paragraphs.begin()->empty() && GetPWidth(cell).zero();
1988
1989                 if (rtl)
1990                         os << "\\R{";
1991                 ret += inset->latex(buf, os, fragile, fp);
1992                 if (rtl)
1993                         os << '}';
1994
1995                 ret += TeXCellPostamble(os, cell);
1996                 if (!IsLastCellInRow(cell)) { // not last cell in row
1997                         os << "&\n";
1998                         ++ret;
1999                 }
2000                 ++cell;
2001         }
2002         os << "\\tabularnewline\n";
2003         ++ret;
2004         ret += TeXBottomHLine(os, i);
2005         return ret;
2006 }
2007
2008
2009 int LyXTabular::latex(Buffer const * buf,
2010                                           ostream & os, bool fragile, bool fp) const
2011 {
2012         int ret = 0;
2013
2014         //+---------------------------------------------------------------------
2015         //+                      first the opening preamble                    +
2016         //+---------------------------------------------------------------------
2017
2018         if (rotate) {
2019                 os << "\\begin{sideways}\n";
2020                 ++ret;
2021         }
2022         if (is_long_tabular)
2023                 os << "\\begin{longtable}{";
2024         else
2025                 os << "\\begin{tabular}{";
2026         for (int i = 0; i < columns_; ++i) {
2027                 if (!column_info[i].align_special.empty()) {
2028                         os << column_info[i].align_special;
2029                 } else {
2030                         if (column_info[i].left_line)
2031                                 os << '|';
2032                         if (!column_info[i].p_width.zero()) {
2033                                 switch (column_info[i].alignment) {
2034                                 case LYX_ALIGN_LEFT:
2035                                         os << ">{\\raggedright}";
2036                                         break;
2037                                 case LYX_ALIGN_RIGHT:
2038                                         os << ">{\\raggedleft}";
2039                                         break;
2040                                 case LYX_ALIGN_CENTER:
2041                                         os << ">{\\centering}";
2042                                         break;
2043                                 case LYX_ALIGN_NONE:
2044                                 case LYX_ALIGN_BLOCK:
2045                                 case LYX_ALIGN_LAYOUT:
2046                                 case LYX_ALIGN_SPECIAL:
2047                                         break;
2048                                 }
2049
2050                                 switch (column_info[i].valignment) {
2051                                 case LYX_VALIGN_TOP:
2052                                         os << 'p';
2053                                         break;
2054                                 case LYX_VALIGN_CENTER:
2055                                         os << 'm';
2056                                         break;
2057                                 case LYX_VALIGN_BOTTOM:
2058                                         os << 'b';
2059                                         break;
2060                         }
2061                                 os << '{'
2062                                    << column_info[i].p_width.asLatexString()
2063                                    << '}';
2064                         } else {
2065                                 switch (column_info[i].alignment) {
2066                                 case LYX_ALIGN_LEFT:
2067                                         os << 'l';
2068                                         break;
2069                                 case LYX_ALIGN_RIGHT:
2070                                         os << 'r';
2071                                         break;
2072                                 default:
2073                                         os << 'c';
2074                                         break;
2075                                 }
2076                         }
2077                         if (column_info[i].right_line)
2078                                 os << '|';
2079                 }
2080         }
2081         os << "}\n";
2082         ++ret;
2083
2084         ret += TeXLongtableHeaderFooter(os, buf, fragile, fp);
2085
2086         //+---------------------------------------------------------------------
2087         //+                      the single row and columns (cells)            +
2088         //+---------------------------------------------------------------------
2089
2090         for (int i = 0; i < rows_; ++i) {
2091                 if (isValidRow(i)) {
2092                         ret += TeXRow(os, i, buf, fragile, fp);
2093                         if (is_long_tabular && row_info[i].newpage) {
2094                                 os << "\\newpage\n";
2095                                 ++ret;
2096                         }
2097                 }
2098         }
2099
2100         //+---------------------------------------------------------------------
2101         //+                      the closing of the tabular                    +
2102         //+---------------------------------------------------------------------
2103
2104         if (is_long_tabular)
2105                 os << "\\end{longtable}";
2106         else
2107                 os << "\\end{tabular}";
2108         if (rotate) {
2109                 os << "\n\\end{sideways}";
2110                 ++ret;
2111         }
2112
2113         return ret;
2114 }
2115
2116
2117 int LyXTabular::docbookRow(Buffer const * buf, ostream & os, int row) const
2118 {
2119         int ret = 0;
2120         int cell = GetFirstCellInRow(row);
2121
2122         os << "<row>\n";
2123         for (int j = 0; j < columns_; ++j) {
2124                 if (IsPartOfMultiColumn(row, j))
2125                         continue;
2126
2127                 os << "<entry align=\"";
2128                 switch (GetAlignment(cell)) {
2129                 case LYX_ALIGN_LEFT:
2130                         os << "left";
2131                         break;
2132                 case LYX_ALIGN_RIGHT:
2133                         os << "right";
2134                         break;
2135                 default:
2136                         os << "center";
2137                         break;
2138                 }
2139
2140                 os << "\" valign=\"";
2141                 switch (GetVAlignment(cell)) {
2142                 case LYX_VALIGN_TOP:
2143                         os << "top";
2144                         break;
2145                 case LYX_VALIGN_BOTTOM:
2146                         os << "bottom";
2147                         break;
2148                 case LYX_VALIGN_CENTER:
2149                         os << "middle";
2150                 }
2151                 os << '"';
2152
2153                 if (IsMultiColumn(cell)) {
2154                         os << " namest=\"col" << j << "\" ";
2155                         os << "nameend=\"col" << j + cells_in_multicolumn(cell) - 1<< '"';
2156                 }
2157
2158                 os << '>';
2159                 ret += GetCellInset(cell)->docbook(buf, os, true);
2160                 os << "</entry>\n";
2161                 ++cell;
2162         }
2163         os << "</row>\n";
2164         return ret;
2165 }
2166
2167
2168 int LyXTabular::docbook(Buffer const * buf, ostream & os,
2169                         bool /*mixcont*/) const
2170 {
2171         int ret = 0;
2172
2173         //+---------------------------------------------------------------------
2174         //+                      first the opening preamble                    +
2175         //+---------------------------------------------------------------------
2176
2177         os << "<tgroup cols=\"" << columns_
2178            << "\" colsep=\"1\" rowsep=\"1\">\n";
2179
2180         for (int i = 0; i < columns_; ++i) {
2181                 os << "<colspec colname=\"col" << i << "\" align=\"";
2182                 switch (column_info[i].alignment) {
2183                 case LYX_ALIGN_LEFT:
2184                         os << "left";
2185                         break;
2186                 case LYX_ALIGN_RIGHT:
2187                         os << "right";
2188                         break;
2189                 default:
2190                         os << "center";
2191                         break;
2192                 }
2193                 os << "\">\n";
2194                 ++ret;
2195         }
2196
2197         //+---------------------------------------------------------------------
2198         //+                      Long Tabular case                             +
2199         //+---------------------------------------------------------------------
2200
2201         // output header info
2202         if (haveLTHead() || haveLTFirstHead()) {
2203                 os << "<thead>\n";
2204                 ++ret;
2205                 for (int i = 0; i < rows_; ++i) {
2206                         if (row_info[i].endhead || row_info[i].endfirsthead) {
2207                                 ret += docbookRow(buf, os, i);
2208                         }
2209                 }
2210                 os << "</thead>\n";
2211                 ++ret;
2212         }
2213         // output footer info
2214         if (haveLTFoot() || haveLTLastFoot()) {
2215                 os << "<tfoot>\n";
2216                 ++ret;
2217                 for (int i = 0; i < rows_; ++i) {
2218                         if (row_info[i].endfoot || row_info[i].endlastfoot) {
2219                                 ret += docbookRow(buf, os, i);
2220                         }
2221                 }
2222                 os << "</tfoot>\n";
2223                 ++ret;
2224         }
2225
2226         //+---------------------------------------------------------------------
2227         //+                      the single row and columns (cells)            +
2228         //+---------------------------------------------------------------------
2229
2230         os << "<tbody>\n";
2231         ++ret;
2232         for (int i = 0; i < rows_; ++i) {
2233                 if (isValidRow(i)) {
2234                         ret += docbookRow(buf, os, i);
2235                 }
2236         }
2237         os << "</tbody>\n";
2238         ++ret;
2239         //+---------------------------------------------------------------------
2240         //+                      the closing of the tabular                    +
2241         //+---------------------------------------------------------------------
2242
2243         os << "</tgroup>";
2244         ++ret;
2245
2246         return ret;
2247 }
2248
2249 //--
2250 // ASCII export function and helpers
2251 //--
2252 int LyXTabular::asciiTopHLine(ostream & os, int row,
2253                               vector<unsigned int> const & clen) const
2254 {
2255         int const fcell = GetFirstCellInRow(row);
2256         int const n = NumberOfCellsInRow(fcell) + fcell;
2257         int tmp = 0;
2258
2259         for (int i = fcell; i < n; ++i) {
2260                 if (TopLine(i)) {
2261                         ++tmp;
2262                         break;
2263                 }
2264         }
2265         if (!tmp)
2266                 return 0;
2267
2268         unsigned char ch;
2269         for (int i = fcell; i < n; ++i) {
2270                 if (TopLine(i)) {
2271                         if (LeftLine(i))
2272                                 os << "+-";
2273                         else
2274                                 os << "--";
2275                         ch = '-';
2276                 } else {
2277                         os << "  ";
2278                         ch = ' ';
2279                 }
2280                 int column = column_of_cell(i);
2281                 int len = clen[column];
2282                 while (IsPartOfMultiColumn(row, ++column))
2283                         len += clen[column] + 4;
2284                 os << string(len, ch);
2285                 if (TopLine(i)) {
2286                         if (RightLine(i))
2287                                 os << "-+";
2288                         else
2289                                 os << "--";
2290                 } else {
2291                         os << "  ";
2292                 }
2293         }
2294         os << endl;
2295         return 1;
2296 }
2297
2298
2299 int LyXTabular::asciiBottomHLine(ostream & os, int row,
2300                                  vector<unsigned int> const & clen) const
2301 {
2302         int const fcell = GetFirstCellInRow(row);
2303         int const n = NumberOfCellsInRow(fcell) + fcell;
2304         int tmp = 0;
2305
2306         for (int i = fcell; i < n; ++i) {
2307                 if (BottomLine(i)) {
2308                         ++tmp;
2309                         break;
2310                 }
2311         }
2312         if (!tmp)
2313                 return 0;
2314
2315         unsigned char ch;
2316         for (int i = fcell; i < n; ++i) {
2317                 if (BottomLine(i)) {
2318                         if (LeftLine(i))
2319                                 os << "+-";
2320                         else
2321                                 os << "--";
2322                         ch = '-';
2323                 } else {
2324                         os << "  ";
2325                         ch = ' ';
2326                 }
2327                 int column = column_of_cell(i);
2328                 int len = clen[column];
2329                 while (IsPartOfMultiColumn(row, ++column))
2330                         len += clen[column] + 4;
2331                 os << string(len, ch);
2332                 if (BottomLine(i)) {
2333                         if (RightLine(i))
2334                                 os << "-+";
2335                         else
2336                                 os << "--";
2337                 } else {
2338                         os << "  ";
2339                 }
2340         }
2341         os << endl;
2342         return 1;
2343 }
2344
2345
2346 int LyXTabular::asciiPrintCell(Buffer const * buf, ostream & os,
2347                                int cell, int row, int column,
2348                                vector<unsigned int> const & clen,
2349                                bool onlydata) const
2350 {
2351         ostringstream sstr;
2352         int ret = GetCellInset(cell)->ascii(buf, sstr, 0);
2353
2354         if (onlydata) {
2355                 os << sstr.str();
2356                 return ret;
2357         }
2358
2359         if (LeftLine(cell))
2360                 os << "| ";
2361         else
2362                 os << "  ";
2363
2364         unsigned int len1 = sstr.str().length();
2365         unsigned int len2 = clen[column];
2366         while (IsPartOfMultiColumn(row, ++column))
2367                 len2 += clen[column] + 4;
2368         len2 -= len1;
2369
2370         switch (GetAlignment(cell)) {
2371         default:
2372         case LYX_ALIGN_LEFT:
2373                 len1 = 0;
2374                 break;
2375         case LYX_ALIGN_RIGHT:
2376                 len1 = len2;
2377                 len2 = 0;
2378                 break;
2379         case LYX_ALIGN_CENTER:
2380                 len1 = len2 / 2;
2381                 len2 -= len1;
2382                 break;
2383         }
2384
2385         os << string(len1, ' ')
2386            << sstr.str()
2387            << string(len2, ' ');
2388         if (RightLine(cell))
2389                 os << " |";
2390         else
2391                 os << "  ";
2392
2393         return ret;
2394 }
2395
2396
2397 int LyXTabular::ascii(Buffer const * buf, ostream & os, int const depth,
2398                                           bool onlydata, unsigned char delim) const
2399 {
2400         int ret = 0;
2401
2402         //+---------------------------------------------------------------------
2403         //+           first calculate the width of the single columns          +
2404         //+---------------------------------------------------------------------
2405         vector<unsigned int> clen(columns_);
2406
2407         if (!onlydata) {
2408                 // first all non (real) multicolumn cells!
2409                 for (int j = 0; j < columns_; ++j) {
2410                         clen[j] = 0;
2411                         for (int i = 0; i < rows_; ++i) {
2412                                 int cell = GetCellNumber(i, j);
2413                                 if (IsMultiColumn(cell, true))
2414                                         continue;
2415                                 ostringstream sstr;
2416                                 GetCellInset(cell)->ascii(buf, sstr, 0);
2417                                 if (clen[j] < sstr.str().length())
2418                                         clen[j] = sstr.str().length();
2419                         }
2420                 }
2421                 // then all (real) multicolumn cells!
2422                 for (int j = 0; j < columns_; ++j) {
2423                         for (int i = 0; i < rows_; ++i) {
2424                                 int cell = GetCellNumber(i, j);
2425                                 if (!IsMultiColumn(cell, true) || IsPartOfMultiColumn(i, j))
2426                                         continue;
2427                                 ostringstream sstr;
2428                                 GetCellInset(cell)->ascii(buf, sstr, 0);
2429                                 int len = int(sstr.str().length());
2430                                 int const n = cells_in_multicolumn(cell);
2431                                 for (int k = j; (len > 0) && (k < (j + n - 1)); ++k)
2432                                         len -= clen[k];
2433                                 if (len > int(clen[j + n - 1]))
2434                                         clen[j + n - 1] = len;
2435                         }
2436                 }
2437         }
2438         int cell = 0;
2439         for (int i = 0; i < rows_; ++i) {
2440                 if (!onlydata) {
2441                         if (asciiTopHLine(os, i, clen)) {
2442                                 for (int j = 0; j < depth; ++j)
2443                                         os << "  ";
2444                         }
2445                 }
2446                 for (int j = 0; j < columns_; ++j) {
2447                         if (IsPartOfMultiColumn(i,j))
2448                                 continue;
2449                         if (onlydata && j > 0)
2450                                 os << delim;
2451                         ret += asciiPrintCell(buf, os, cell, i, j, clen, onlydata);
2452                         ++cell;
2453                 }
2454                 os << endl;
2455                 if (!onlydata) {
2456                         for (int j = 0; j < depth; ++j)
2457                                 os << "  ";
2458                         if (asciiBottomHLine(os, i, clen)) {
2459                                 for (int j = 0; j < depth; ++j)
2460                                         os << "  ";
2461                         }
2462                 }
2463         }
2464         return ret;
2465 }
2466 //--
2467 // end ascii export
2468 //--
2469
2470
2471 InsetText * LyXTabular::GetCellInset(int cell) const
2472 {
2473         cur_cell = cell;
2474         return & cell_info[row_of_cell(cell)][column_of_cell(cell)].inset;
2475 }
2476
2477
2478 InsetText * LyXTabular::GetCellInset(int row, int column) const
2479 {
2480         cur_cell = GetCellNumber(row, column);
2481         return & cell_info[row][column].inset;
2482 }
2483
2484
2485 int LyXTabular::GetCellFromInset(Inset const * inset, int maybe_cell) const
2486 {
2487         // is this inset part of the tabular?
2488         if (!inset || inset->owner() != owner_) {
2489                 lyxerr[Debug::INSETTEXT]
2490                         << "this is not a cell of the tabular!" << endl;
2491                 return -1;
2492         }
2493
2494         const int save_cur_cell = cur_cell;
2495         int cell = cur_cell;
2496         if (GetCellInset(cell) != inset) {
2497                 cell = maybe_cell;
2498                 if (cell == -1 || GetCellInset(cell) != inset) {
2499                         cell = -1;
2500                 }
2501         }
2502
2503         if (cell == -1) {
2504                 for (cell = GetNumberOfCells(); cell >= 0; --cell) {
2505                         if (GetCellInset(cell) == inset)
2506                                 break;
2507                 }
2508                 lyxerr[Debug::INSETTEXT]
2509                          << "LyXTabular::GetCellFromInset: "
2510                                     << "cell=" << cell
2511                                     << ", cur_cell=" << save_cur_cell
2512                                     << ", maybe_cell=" << maybe_cell
2513                                     << endl;
2514                 // We should have found a cell at this point
2515                 if (cell == -1) {
2516                         lyxerr << "LyXTabular::GetCellFromInset: "
2517                                << "Cell not found!" << endl;
2518                 }
2519         }
2520
2521         return cell;
2522 }
2523
2524
2525 void LyXTabular::Validate(LaTeXFeatures & features) const
2526 {
2527         features.require("NeedTabularnewline");
2528         if (IsLongTabular())
2529                 features.require("longtable");
2530         if (NeedRotating())
2531                 features.require("rotating");
2532         for (int cell = 0; cell < numberofcells; ++cell) {
2533                 if ( (GetVAlignment(cell) != LYX_VALIGN_TOP) ||
2534                      ( !(GetPWidth(cell).zero())&&!(IsMultiColumn(cell)) )
2535                    )
2536                         features.require("array");
2537                 GetCellInset(cell)->validate(features);
2538         }
2539 }
2540
2541
2542 vector<string> const LyXTabular::getLabelList() const
2543 {
2544         vector<string> label_list;
2545         for (int i = 0; i < rows_; ++i)
2546                 for (int j = 0; j < columns_; ++j) {
2547                         vector<string> const l =
2548                                 GetCellInset(i, j)->getLabelList();
2549                         label_list.insert(label_list.end(),
2550                                           l.begin(), l.end());
2551                 }
2552         return label_list;
2553 }
2554
2555
2556 LyXTabular::BoxType LyXTabular::UseParbox(int cell) const
2557 {
2558         ParagraphList const & parlist = GetCellInset(cell)->paragraphs;
2559         ParagraphList::iterator cit = parlist.begin();
2560         ParagraphList::iterator end = parlist.end();
2561
2562         for (; cit != end; ++cit) {
2563                 for (int i = 0; i < cit->size(); ++i) {
2564                         if (cit->isNewline(i))
2565                                 return BOX_PARBOX;
2566                 }
2567         }
2568         return BOX_NONE;
2569 }