src/table.C

   1 /* This file is part of
   2  * ======================================================
   3  *
   4  *           LyX, The Document Processor
   5  *
   6  *        Copyright (C) 1995 Matthias Ettrich
   7  *        Copyright (C) 1995-1998 The LyX Team.
   8  *
   9  * ======================================================
  10  */
  11
  12 #include <config.h>
  13
  14 #include <cstdlib>
  15 #include "table.h"
  16 #include "vspace.h"
  17 #include "layout.h"
  18 #include "support/lstrings.h"
  19
  20 #ifdef __GNUG__
  21 #pragma implementation
  22 #endif
  23
  24 extern void addNewlineAndDepth(string & file, int const depth); // Jug 990923
  25
  26 static int const WIDTH_OF_LINE = 5;
  27
  28 /* konstruktor */
  29 LyXTable::LyXTable(int rows_arg, int columns_arg)
  30 {
  31         Init(rows_arg, columns_arg);
  32 }
  33
  34
  35 LyXTable::LyXTable(LyXLex &lex)
  36 {
  37         FILE * file = lex.getFile();
  38         Read(file);
  39 }
  40
  41
  42 LyXTable::~LyXTable() {
  43         delete[] rowofcell;
  44         delete[] columnofcell;
  45         delete[] column_info;
  46         delete[] row_info;
  47         for (int i = 0; i < rows; ++i) {
  48                 delete[] cell_info[i]; // verify that this shoudn't be freed with delete
  49         }
  50         delete[] cell_info;
  51 }
  52
  53
  54 LyXTable * LyXTable::Clone()
  55 {
  56     LyXTable * result = new LyXTable(rows, columns);
  57     int row, column;;
  58
  59     for (row = 0; row < rows; ++row) {
  60         for (column = 0; column < columns; ++column) {
  61             result->cell_info[row][column] = cell_info[row][column];
  62         }
  63     }
  64
  65     for (row = 0; row < rows; ++row) {
  66         result->row_info[row] = row_info[row];
  67     }
  68
  69     for (column = 0; column < columns; ++column) {
  70         result->column_info[column].left_line = column_info[column].left_line;
  71         result->column_info[column].right_line = column_info[column].right_line;
  72         result->column_info[column].alignment = column_info[column].alignment;
  73         result->column_info[column].p_width = column_info[column].p_width;
  74         result->column_info[column].align_special = column_info[column].align_special;
  75     }
  76
  77     result->SetLongTable(is_long_table);
  78     result->rotate = rotate;
  79     result->Reinit();
  80     return result;
  81 }
  82
  83
  84 /* activates all lines and sets all widths to 0 */
  85 void LyXTable::Init(int rows_arg, int columns_arg)
  86 {
  87     int i, j;
  88     rows = rows_arg;
  89     columns = columns_arg;
  90     column_info = new columnstruct[columns];
  91     row_info = new rowstruct[rows];
  92     cell_info = new cellstruct*[rows];
  93
  94     int cellno = 0;
  95     for (i = 0; i < rows; ++i) {
  96         cell_info[i] = new cellstruct[columns];
  97         row_info[i].top_line = true;
  98         row_info[i].bottom_line = false;
  99         row_info[i].is_cont_row = false;
 100         row_info[i].newpage = false;
 101         for (j = 0; j < columns; ++j) {
 102             cell_info[i][j].cellno = cellno++;
 103             cell_info[i][j].width_of_cell = 0;
 104             cell_info[i][j].multicolumn = LyXTable::CELL_NORMAL;
 105             cell_info[i][j].alignment = LYX_ALIGN_CENTER;
 106             cell_info[i][j].top_line = row_info[i].top_line;
 107             cell_info[i][j].bottom_line = row_info[i].bottom_line;
 108             cell_info[i][j].has_cont_row = false;
 109             cell_info[i][j].rotate = false;
 110             cell_info[i][j].linebreaks = false;
 111         }
 112     }
 113     row_info[i-1].bottom_line = true;
 114     row_info[0].bottom_line = true;
 115
 116     for (i = 0; i < columns; ++i) {
 117         column_info[i].left_line = true;
 118         column_info[i].right_line = false;
 119         column_info[i].alignment = LYX_ALIGN_CENTER;
 120         // set width_of_column to zero before it is used in
 121         // calculate_width_of_column() (thornley)
 122         column_info[i].width_of_column = 0;
 123         calculate_width_of_column(i);
 124     }
 125     column_info[i-1].right_line = true;
 126
 127     calculate_width_of_table();
 128
 129     rowofcell = 0;
 130     columnofcell = 0;
 131     set_row_column_number_info();
 132     is_long_table = false;
 133     rotate = 0;
 134     endhead = -1;
 135     endfirsthead = -1;
 136     endfoot = -1;
 137     endlastfoot = -1;
 138 }
 139
 140
 141 void LyXTable::AppendRow(int cell)
 142 {
 143     int row = row_of_cell(cell);
 144     rowstruct * row_info2 = new rowstruct[rows + 1];
 145     cellstruct ** cell_info2 = new cellstruct * [rows + 1];
 146     int i;
 147
 148     for (i = 0; i <= row; ++i) {
 149         cell_info2[i] = cell_info[i];
 150         row_info2[i] = row_info[i];
 151     }
 152     for (i = rows - 1; i >= row; --i) {
 153         cell_info2[i + 1] = cell_info[i];
 154         row_info2[i + 1] = row_info[i];
 155     }
 156     for (i = row; row_info[i].is_cont_row; --i);
 157     if (((row + 1) >= rows) || !row_info[row + 1].is_cont_row)
 158         row_info2[row + 1].is_cont_row = false;
 159     row_info2[row + 1].top_line = row_info[i].top_line;
 160     cell_info2[row + 1] = new cellstruct[columns];
 161     for (i = 0; i < columns; ++i) {
 162         cell_info2[row + 1][i].width_of_cell = 0;
 163         cell_info2[row + 1][i] = cell_info2[row][i];
 164     }
 165
 166     delete[] cell_info;
 167     cell_info = cell_info2;
 168     delete[] row_info;
 169     row_info = row_info2;
 170
 171     ++rows;
 172
 173     Reinit();
 174 }
 175
 176
 177 void LyXTable::DeleteRow(int cell)
 178 {
 179         int row = row_of_cell(cell);
 180         while(!row_info[row].is_cont_row && RowHasContRow(cell))
 181             DeleteRow(cell_info[row+1][0].cellno);
 182         rowstruct * row_info2 = new rowstruct[rows - 1];
 183         cellstruct ** cell_info2 = new cellstruct * [rows - 1];
 184
 185         delete[] cell_info[row];
 186         int i = 0;
 187         for (; i < row; ++i) {
 188                 cell_info2[i] = cell_info[i];
 189                 row_info2[i] = row_info[i];
 190         }
 191         if (row_info[i].is_cont_row)
 192             row_info2[i - 1].bottom_line = row_info[i].bottom_line;
 193         for (i = row; i < rows - 1; ++i) {
 194                 cell_info2[i] = cell_info[i + 1];
 195                 row_info2[i] = row_info[i + 1];
 196         }
 197
 198         delete[] cell_info;
 199         cell_info = cell_info2;
 200         delete[] row_info;
 201         row_info = row_info2;
 202
 203         --rows;
 204
 205         Reinit();
 206 }
 207
 208
 209 void LyXTable::AppendColumn(int cell)
 210 {
 211     int j;
 212     columnstruct * column_info2 = new columnstruct[columns + 1];
 213     int column = right_column_of_cell(cell);
 214
 215     int i = 0;
 216     for (; i <= column; ++i) {
 217         column_info2[i] = column_info[i];
 218     }
 219     for (i = columns - 1; i >= column; --i) {
 220         column_info2[i + 1] = column_info[i];
 221     }
 222
 223     delete[] column_info;
 224     column_info = column_info2;
 225
 226     for (i = 0; i < rows; ++i) {
 227         cellstruct * tmp = cell_info[i];
 228         cell_info[i] = new cellstruct[columns + 1];
 229         for (j = 0; j <= column; ++j) {
 230             cell_info[i][j] = tmp[j];
 231         }
 232         for (j = column; j < columns; ++j) {
 233             cell_info[i][j + 1] = tmp[j];
 234         }
 235         // care about multicolumns
 236         if (cell_info[i][column + 1].multicolumn
 237             == LyXTable::CELL_BEGIN_OF_MULTICOLUMN){
 238             cell_info[i][column + 1].multicolumn =
 239                 LyXTable::CELL_PART_OF_MULTICOLUMN;
 240         }
 241         if (column + 1 == columns
 242             || cell_info[i][column + 2].multicolumn
 243             != LyXTable::CELL_PART_OF_MULTICOLUMN){
 244             cell_info[i][column + 1].multicolumn =
 245                 LyXTable::CELL_NORMAL;
 246         }
 247         delete[] tmp;
 248     }
 249
 250     ++columns;
 251     Reinit();
 252 }
 253
 254
 255 void LyXTable::Reinit()
 256 {
 257         int j;
 258
 259         int i = 0;
 260         for (; i < rows; ++i) {
 261                 for (j = 0; j < columns; ++j) {
 262                         cell_info[i][j].width_of_cell = 0;
 263                         if ((i + 1 < rows) && !row_info[i+1].is_cont_row)
 264                             cell_info[i][j].has_cont_row = false;
 265                 }
 266         }
 267
 268         for (i = 0; i < columns; ++i) {
 269                 calculate_width_of_column(i);
 270         }
 271         calculate_width_of_table();
 272
 273         set_row_column_number_info();
 274 }
 275
 276
 277 void LyXTable::set_row_column_number_info()
 278 {
 279         int c = 0;
 280         int column = 0;
 281         numberofcells = -1;
 282         int row = 0;
 283         for (; row < rows; ++row) {
 284                 for (column = 0; column<columns; ++column) {
 285                         if (cell_info[row][column].multicolumn
 286                             != LyXTable::CELL_PART_OF_MULTICOLUMN)
 287                                 ++numberofcells;
 288                         cell_info[row][column].cellno = numberofcells;
 289                 }
 290         }
 291         ++numberofcells; // because this is one more than as we start from 0
 292         row = 0;
 293         column = 0;
 294
 295         if (rowofcell)
 296                 delete [] rowofcell;
 297         rowofcell = new int[numberofcells];
 298         if (columnofcell)
 299                 delete [] columnofcell;
 300         columnofcell = new int[numberofcells];
 301
 302         while (c < numberofcells && row < rows && column < columns) {
 303                 rowofcell[c] = row;
 304                 columnofcell[c] = column;
 305                 ++c;
 306                 do{
 307                         ++column;
 308                 } while (column < columns &&
 309                          cell_info[row][column].multicolumn
 310                          == LyXTable::CELL_PART_OF_MULTICOLUMN);
 311                 if (column == columns){
 312                         column = 0;
 313                         ++row;
 314                 }
 315         }
 316 }
 317
 318
 319 void LyXTable::DeleteColumn(int cell)
 320 {
 321         int column1 = column_of_cell(cell);
 322         int column2 = right_column_of_cell(cell);
 323
 324         if (column1 == 0 && column2 == columns - 1)
 325                 return;
 326
 327         for (int column = column1; column <= column2; ++column) {
 328                 delete_column(column1);
 329         }
 330         Reinit();
 331 }
 332
 333
 334 int LyXTable::GetNumberOfCells()
 335 {
 336         return numberofcells;
 337 }
 338
 339
 340 int LyXTable::NumberOfCellsInRow(int cell)
 341 {
 342         int row = row_of_cell(cell);
 343         int result = 0;
 344         for (int i = 0; i < columns; ++i) {
 345                 if (cell_info[row][i].multicolumn != LyXTable::CELL_PART_OF_MULTICOLUMN)
 346                         ++result;
 347         }
 348         return result;
 349 }
 350
 351
 352 int LyXTable::AppendCellAfterCell(int append_cell, int question_cell)
 353 {
 354         return (right_column_of_cell(append_cell) ==
 355                 right_column_of_cell(question_cell));
 356 }
 357
 358
 359 int LyXTable::DeleteCellIfColumnIsDeleted(int cell, int delete_column_cell)
 360 {
 361     if (column_of_cell(delete_column_cell) == 0 &&
 362         right_column_of_cell(delete_column_cell) == columns - 1)
 363         return 0;
 364     else
 365         return
 366             (column_of_cell(cell) >= column_of_cell(delete_column_cell) &&
 367              column_of_cell(cell) <= right_column_of_cell(delete_column_cell));
 368 }
 369
 370
 371 /* returns 1 if there is a topline, returns 0 if not */
 372 bool LyXTable::TopLine(int cell)
 373 {
 374     int row = row_of_cell(cell);
 375
 376     if (IsContRow(cell))
 377         return TopLine(cell_info[row-1][column_of_cell(cell)].cellno);
 378     if (IsMultiColumn(cell))
 379         return cellinfo_of_cell(cell)->top_line;
 380     return row_info[row].top_line;
 381 }
 382
 383
 384 bool LyXTable::BottomLine(int cell)
 385 {
 386     //no bottom line underneath non-existent cells if you please
 387     if(cell >= numberofcells)
 388         return false;
 389
 390     int row = row_of_cell(cell);
 391
 392     if (RowHasContRow(cell))
 393         return BottomLine(cell_info[row+1][column_of_cell(cell)].cellno);
 394     if (IsMultiColumn(cell))
 395         return cellinfo_of_cell(cell)->bottom_line;
 396     return row_info[row_of_cell(cell)].bottom_line;
 397 }
 398
 399
 400 bool LyXTable::LeftLine(int cell)
 401 {
 402         return column_info[column_of_cell(cell)].left_line;
 403 }
 404
 405
 406 bool LyXTable::RightLine(int cell)
 407 {
 408         return column_info[right_column_of_cell(cell)].right_line;
 409 }
 410
 411
 412 bool LyXTable::TopAlreadyDrawed(int cell)
 413 {
 414         if (AdditionalHeight(cell))
 415                 return false;
 416         int row = row_of_cell(cell);
 417         if (row > 0){
 418                 int column = column_of_cell(cell);
 419                 while (column
 420                        && cell_info[row-1][column].multicolumn
 421                        == LyXTable::CELL_PART_OF_MULTICOLUMN)
 422                         column--;
 423                 if (cell_info[row-1][column].multicolumn
 424                     == LyXTable::CELL_NORMAL)
 425                         return row_info[row-1].bottom_line;
 426                 else
 427                         return cell_info[row-1][column].bottom_line;
 428         }
 429         return false;
 430 }
 431
 432
 433 bool LyXTable::VeryLastRow(int cell)
 434 {
 435         return (row_of_cell(cell) == rows - 1);
 436 }
 437
 438
 439 int LyXTable::AdditionalHeight(int cell)
 440 {
 441         int row = row_of_cell(cell);
 442         int top = 1;
 443         int bottom = 1;
 444         int column;
 445         if (row){
 446                 for (column = 0;column < columns-1 && bottom;column++){
 447                         switch (cell_info[row-1][column].multicolumn){
 448                         case LyXTable::CELL_BEGIN_OF_MULTICOLUMN:
 449                                 bottom = cell_info[row-1][column].bottom_line;
 450                                 break;
 451                         case LyXTable::CELL_NORMAL:
 452                                 bottom = row_info[row-1].bottom_line;
 453                         }
 454                 }
 455                 for (column = 0;column < columns-1 && top;column++){
 456                         switch (cell_info[row][column].multicolumn){
 457                         case LyXTable::CELL_BEGIN_OF_MULTICOLUMN:
 458                                 top = cell_info[row][column].top_line;
 459                                 break;
 460                         case LyXTable::CELL_NORMAL:
 461                                 top = row_info[row].top_line;
 462                         }
 463                 }
 464                 if (top && bottom)
 465                         return WIDTH_OF_LINE;
 466         }
 467         return 0;
 468 }
 469
 470
 471 int LyXTable::AdditionalWidth(int cell)
 472 {
 473         // internally already set in SetWidthOfCell
 474         // used to get it back in text.C
 475         int col = right_column_of_cell(cell);
 476         if (col < columns - 1 && column_info[col].right_line &&
 477             column_info[col+1].left_line)
 478                 return WIDTH_OF_LINE;
 479         else
 480                 return 0;
 481 }
 482
 483
 484 // returns the maximum over all rows
 485 int LyXTable::WidthOfColumn(int cell)
 486 {
 487         int column1 = column_of_cell(cell);
 488         int column2 = right_column_of_cell(cell);
 489         int i;
 490         int result = 0;
 491         for (i = column1; i<= column2;i++){
 492                 result += column_info[i].width_of_column;
 493         }
 494         return result;
 495 }
 496
 497
 498 int LyXTable::WidthOfTable()
 499 {
 500         return width_of_table;
 501 }
 502
 503 /* returns 1 if a complete update is necessary, otherwise 0 */
 504 bool LyXTable::SetWidthOfMulticolCell(int cell, int new_width)
 505 {
 506     if (!IsMultiColumn(cell))
 507         return false;
 508
 509     int row = row_of_cell(cell);
 510     int column1 = column_of_cell(cell);
 511     int column2 = right_column_of_cell(cell);
 512     int i;
 513     int width = 0;
 514
 515     // first set columns to 0 so we can calculate the right width
 516     for (i = column1; i<= column2;i++) {
 517         cell_info[row][i].width_of_cell = 0;
 518     }
 519     // set the width to MAX_WIDTH until width > 0
 520     width = (new_width + 2*WIDTH_OF_LINE);
 521     for (i = column1; (i<column2) && (width > 0);i++){
 522         cell_info[row][i].width_of_cell = column_info[i].width_of_column;
 523         width -= column_info[i].width_of_column;
 524     }
 525     if (i == column2) {
 526         cell_info[row][i].width_of_cell = width;
 527     }
 528     return true;
 529 }
 530
 531 void LyXTable::recalculateMulticolCells(int cell, int new_width)
 532 {
 533     int
 534         row = row_of_cell(cell),
 535         column1 = column_of_cell(cell),
 536         column2 = right_column_of_cell(cell),
 537         i;
 538
 539     // first set columns to 0 so we can calculate the right width
 540     for (i = column1; i<= column2;++i)
 541         cell_info[row][i].width_of_cell = 0;
 542     for(i = cell+1;(i<numberofcells) && (!IsMultiColumn(i));++i)
 543         ;
 544     if (i < numberofcells)
 545         recalculateMulticolCells(i, GetWidthOfCell(i)-(2*WIDTH_OF_LINE));
 546     SetWidthOfMulticolCell(cell, new_width);
 547 }
 548
 549 /* returns 1 if a complete update is necessary, otherwise 0 */
 550 bool LyXTable::SetWidthOfCell(int cell, int new_width)
 551 {
 552     int row = row_of_cell(cell);
 553     int column1 = column_of_cell(cell);
 554     int tmp = 0;
 555     int width = 0;
 556
 557     if (IsMultiColumn(cell)) {
 558         tmp = SetWidthOfMulticolCell(cell, new_width);
 559     } else {
 560         width = (new_width + 2*WIDTH_OF_LINE);
 561         cell_info[row][column1].width_of_cell = width;
 562         if (column_info[column1].right_line && (column1 < columns-1) &&
 563             column_info[column1+1].left_line) // additional width
 564             cell_info[row][column1].width_of_cell += WIDTH_OF_LINE;
 565         tmp = calculate_width_of_column_NMC(column1);
 566     }
 567     if (tmp) {
 568         int i;
 569         for(i = 0; i<columns;++i)
 570             calculate_width_of_column_NMC(i);
 571         for(i = 0; (i<numberofcells) && !IsMultiColumn(i); ++i)
 572             ;
 573         if (i<numberofcells)
 574             recalculateMulticolCells(i, GetWidthOfCell(i)-(2*WIDTH_OF_LINE));
 575         for(i = 0; i<columns;++i)
 576             calculate_width_of_column(i);
 577         calculate_width_of_table();
 578         return true;
 579     }
 580     return false;
 581 }
 582
 583
 584 bool LyXTable::SetAlignment(int cell, char align)
 585 {
 586     if (!IsMultiColumn(cell))
 587         column_info[column_of_cell(cell)].alignment = align;
 588     cellinfo_of_cell(cell)->alignment = align;
 589     return true;
 590 }
 591
 592 bool LyXTable::SetPWidth(int cell, string width)
 593 {
 594     int fvcell = FirstVirtualCell(cell);
 595
 596     if (IsMultiColumn(fvcell)) {
 597 //        if (column_info[column_of_cell(cell)].p_width.empty())
 598 //            column_info[column_of_cell(cell)].p_width = width;
 599         cellinfo_of_cell(fvcell)->p_width = width;
 600     } else {
 601         column_info[column_of_cell(fvcell)].p_width = width;
 602         if (!width.empty()) // do this only if there is a width
 603                 SetAlignment(cell, LYX_ALIGN_LEFT);
 604     }
 605     return true;
 606 }
 607
 608 bool LyXTable::SetAlignSpecial(int cell, string special, int what)
 609 {
 610     if (what == SET_SPECIAL_MULTI)
 611         cellinfo_of_cell(cell)->align_special = special;
 612     else
 613         column_info[column_of_cell(cell)].align_special = special;
 614     return true;
 615 }
 616
 617 bool LyXTable::SetAllLines(int cell, bool line)
 618 {
 619     SetTopLine(cell, line);
 620     SetBottomLine(cell, line);
 621     SetRightLine(cell, line);
 622     SetLeftLine(cell, line);
 623     return true;
 624 }
 625
 626 bool LyXTable::SetTopLine(int cell, bool line)
 627 {
 628     int row = row_of_cell(cell);
 629
 630     if (IsContRow(cell))
 631         SetTopLine(cell_info[row-1][column_of_cell(cell)].cellno, line);
 632     else if (!IsMultiColumn(cell))
 633         row_info[row].top_line = line;
 634     else
 635         cellinfo_of_cell(cell)->top_line = line;
 636     return true;
 637 }
 638
 639
 640 bool LyXTable::SetBottomLine(int cell, bool line)
 641 {
 642     int row = row_of_cell(cell);
 643
 644     if (RowHasContRow(cell))
 645         SetBottomLine(cell_info[row+1][column_of_cell(cell)].cellno, line);
 646     else if (!IsMultiColumn(cell))
 647         row_info[row_of_cell(cell)].bottom_line = line;
 648     else
 649         cellinfo_of_cell(cell)->bottom_line = line;
 650     return true;
 651 }
 652
 653
 654 bool LyXTable::SetLeftLine(int cell, bool line)
 655 {
 656         column_info[column_of_cell(cell)].left_line = line;
 657         return true;
 658 }
 659
 660
 661 bool LyXTable::SetRightLine(int cell, bool line)
 662 {
 663         column_info[right_column_of_cell(cell)].right_line = line;
 664         return true;
 665 }
 666
 667
 668 char LyXTable::GetAlignment(int cell)
 669 {
 670         if (IsMultiColumn(cell))
 671                 return cellinfo_of_cell(cell)->alignment;
 672         else
 673                 return column_info[column_of_cell(cell)].alignment;
 674 }
 675
 676 string LyXTable::GetPWidth(int cell)
 677 {
 678         int fvcell = FirstVirtualCell(cell);
 679
 680         if (IsMultiColumn(fvcell)) // && !cellinfo_of_cell(cell)->p_width.empty())
 681                 return cellinfo_of_cell(fvcell)->p_width;
 682         return column_info[column_of_cell(fvcell)].p_width;
 683 }
 684
 685 string LyXTable::GetAlignSpecial(int cell, int what)
 686 {
 687     if (what == SET_SPECIAL_MULTI)
 688         return cellinfo_of_cell(cell)->align_special;
 689     return column_info[column_of_cell(cell)].align_special;
 690 }
 691
 692 int LyXTable::GetWidthOfCell(int cell)
 693 {
 694         int row = row_of_cell(cell);
 695         int column1 = column_of_cell(cell);
 696         int column2 = right_column_of_cell(cell);
 697         int i;
 698         int result = 0;
 699         for (i = column1; i<= column2;i++){
 700                 result += cell_info[row][i].width_of_cell;
 701         }
 702
 703         result += AdditionalWidth(cell);
 704
 705         return result;
 706 }
 707
 708
 709 int LyXTable::GetBeginningOfTextInCell(int cell)
 710 {
 711         int x = 0;
 712
 713         switch (GetAlignment(cell)){
 714         case LYX_ALIGN_CENTER:
 715                 x += (WidthOfColumn(cell) - GetWidthOfCell(cell)) / 2;
 716                 break;
 717         case LYX_ALIGN_RIGHT:
 718                 x += WidthOfColumn(cell) - GetWidthOfCell(cell) + AdditionalWidth(cell);
 719                 break;
 720         default: /* LYX_ALIGN_LEFT: nothing :-) */
 721                 break;
 722         }
 723
 724         // the LaTeX Way :-(
 725         x += WIDTH_OF_LINE;
 726         return x;
 727 }
 728
 729
 730 bool LyXTable::IsFirstCell(int cell)
 731 {
 732         return (column_of_cell(cell) == 0);
 733 }
 734
 735 bool LyXTable::IsLastCell(int cell)
 736 {
 737         return (right_column_of_cell(cell) == (columns-1));
 738 }
 739
 740
 741 bool LyXTable::calculate_width_of_column(int column)
 742 {
 743         int i, max;
 744         int old_column_width = column_info[column].width_of_column;
 745         max = 0;
 746         for (i = 0; i<rows; i++) {
 747                 if (cell_info[i][column].width_of_cell > max) {
 748                         max = cell_info[i][column].width_of_cell;
 749                 }
 750         }
 751         column_info[column].width_of_column = max;
 752         return (column_info[column].width_of_column != old_column_width);
 753 }
 754
 755 bool LyXTable::calculate_width_of_column_NMC(int column)
 756 {
 757     int i, max;
 758     int old_column_width = column_info[column].width_of_column;
 759     max = 0;
 760     for (i = 0; i<rows; ++i) {
 761         if (!IsMultiColumn(GetCellNumber(column, i)) &&
 762             (cell_info[i][column].width_of_cell > max)) {
 763             max = cell_info[i][column].width_of_cell;
 764         }
 765     }
 766     column_info[column].width_of_column = max;
 767     return (column_info[column].width_of_column != old_column_width);
 768 }
 769
 770 void LyXTable::calculate_width_of_table()
 771 {
 772         width_of_table = 0;
 773         for (int i = 0; i < columns; ++i) {
 774                 width_of_table += column_info[i].width_of_column;
 775         }
 776 }
 777
 778
 779 int LyXTable::row_of_cell(int cell)
 780 {
 781     if (cell >= numberofcells)
 782         return rows-1;
 783     else if (cell < 0)
 784         return 0;
 785     return rowofcell[cell];
 786 }
 787
 788
 789 int LyXTable::column_of_cell(int cell)
 790 {
 791     if (cell >= numberofcells)
 792         return columns-1;
 793     else if (cell < 0)
 794         return 0;
 795     return columnofcell[cell];
 796 }
 797
 798
 799 int LyXTable::right_column_of_cell(int cell)
 800 {
 801         int row = row_of_cell(cell);
 802         int column = column_of_cell(cell);
 803         while (column < columns - 1 &&
 804                cell_info[row][column+1].multicolumn == LyXTable::CELL_PART_OF_MULTICOLUMN)
 805                 column++;
 806         return column;
 807 }
 808
 809
 810 void LyXTable::Write(ostream & os)
 811 {
 812     int i, j;
 813     os << "multicol5\n"
 814        << rows << " " << columns << " " << is_long_table << " "
 815        << rotate << " " << endhead << " " << endfirsthead << " "
 816        << endfoot << " " << endlastfoot << "\n";
 817     for (i = 0; i < rows; ++i) {
 818             os << row_info[i].top_line << " "
 819                << row_info[i].bottom_line << " "
 820                << row_info[i].is_cont_row << " "
 821                << row_info[i].newpage << "\n";
 822     }
 823     for (i = 0; i < columns; ++i) {
 824             os << column_info[i].alignment << " "
 825                << column_info[i].left_line << " "
 826                << column_info[i].right_line << " \""
 827                << VSpace(column_info[i].p_width).asLyXCommand() << "\" \""
 828                << column_info[i].align_special << "\"\n";
 829     }
 830
 831     for (i = 0; i < rows; ++i) {
 832         for (j = 0; j < columns; ++j) {
 833                 os << cell_info[i][j].multicolumn << " "
 834                    << cell_info[i][j].alignment << " "
 835                    << cell_info[i][j].top_line << " "
 836                    << cell_info[i][j].bottom_line << " "
 837                    << cell_info[i][j].has_cont_row << " "
 838                    << cell_info[i][j].rotate << " "
 839                    << cell_info[i][j].linebreaks << " \""
 840                    << cell_info[i][j].align_special << "\" \""
 841                    << cell_info[i][j].p_width << "\"\n";
 842         }
 843     }
 844 }
 845
 846
 847 void LyXTable::Read(FILE * file)
 848 {
 849     int version;
 850     int i, j;
 851     int rows_arg = 0;
 852     int columns_arg = 0;
 853     int is_long_table_arg = false;
 854     int rotate_arg = false;
 855     string s;
 856     int a = 0;
 857     int b = 0;
 858     int c = 0;
 859     int d = 0;
 860     int e = 0;
 861     int f = 0;
 862     int g = 0;
 863     int h = 0;
 864     char vtmp[100], stmp[100], atmp[100];
 865
 866     fscanf(file, "%s\n", vtmp);
 867     s = vtmp;
 868     if (s.length() > 8)
 869         version = atoi(s.c_str() + 8);
 870     else
 871         version = 1;
 872 #ifdef WITH_WARNINGS
 873 #warning Insert a error message window here that this format is not supported anymore
 874 #endif
 875     if (version < 5) {
 876             lyxerr << "Tabular format < 5 is not supported anymore\n"
 877                     "Get an older version of LyX (< 1.1.x) for conversion!"
 878                    << endl;
 879         return;
 880     }
 881     a = b = c = d = -1;
 882     fgets(vtmp, sizeof(vtmp), file);
 883     sscanf(vtmp, "%d %d %d %d %d %d %d %d\n", &rows_arg, &columns_arg,
 884            &is_long_table_arg, &rotate_arg, &a, &b, &c, &d);
 885     Init(rows_arg, columns_arg);
 886     SetLongTable(is_long_table_arg);
 887     SetRotateTable(rotate_arg);
 888     endhead = a;
 889     endfirsthead = b;
 890     endfoot = c;
 891     endlastfoot = d;
 892     for (i = 0; i<rows; i++){
 893         a = b = c = d = e = f = g = h = 0;
 894         fgets(vtmp, sizeof(vtmp), file);
 895         sscanf(vtmp, "%d %d %d %d\n",
 896                &a, &b, &c, &d);
 897         row_info[i].top_line = a;
 898         row_info[i].bottom_line = b;
 899         row_info[i].is_cont_row = c;
 900         row_info[i].newpage = d;
 901     }
 902     for (i = 0; i<columns; i++){
 903         *stmp = 0;
 904         *atmp = 0;
 905         fgets(vtmp, sizeof(vtmp), file);
 906         sscanf(vtmp, "%d %d %d %s %s", &a, &b, &c, stmp, atmp);
 907         column_info[i].alignment = static_cast<char>(a);
 908         column_info[i].left_line = b;
 909         column_info[i].right_line = c;
 910         if (*stmp == '"') { /* strip quotes if they exists */
 911             *stmp = 0;
 912             *atmp = 0;
 913             // there are quotes so I have to reread the string correctly
 914             // this is only because the old format did not have "
 915             // this means also that atmp is ONLY set here!!!
 916             if (stmp[1] == '"')
 917                 sscanf(vtmp, "%*d %*d %*d %*s \"%[^\"]\"", atmp);
 918             else // otherwise after the first empty "" read is aborded
 919                 sscanf(vtmp, "%*d %*d %*d \"%[^\"]\" \"%[^\"]\"", stmp, atmp);
 920             column_info[i].p_width = stmp;
 921             column_info[i].align_special = atmp;
 922         } else if (*stmp)
 923             column_info[i].p_width = stmp;
 924     }
 925     for (i = 0; i < rows; ++i) {
 926         for (j = 0; j < columns; ++j) {
 927             *stmp = 0;
 928             *atmp = 0;
 929             a = b = c = d = e = f = g = 0;
 930             fgets(vtmp, sizeof(vtmp), file);
 931             sscanf(vtmp, "%d %d %d %d %d %d %d %s %s\n",
 932                    &a, &b, &c, &d, &e, &f, &g, stmp, atmp);
 933             cell_info[i][j].multicolumn = static_cast<char>(a);
 934             cell_info[i][j].alignment = static_cast<char>(b);
 935             cell_info[i][j].top_line = static_cast<char>(c);
 936             cell_info[i][j].bottom_line = static_cast<char>(d);
 937             cell_info[i][j].has_cont_row = static_cast<bool>(e);
 938             cell_info[i][j].rotate = static_cast<bool>(f);
 939             cell_info[i][j].linebreaks = static_cast<bool>(g);
 940             // this is only to see if I have an empty string first
 941             // this clause should be always TRUE!!!
 942             if (*stmp == '"') {
 943                 *stmp = 0;
 944                 *atmp = 0;
 945                 if (stmp[1] == '"')
 946                     sscanf(vtmp, "%*d %*d %*d %*d %*d %*d %*d %*s \"%[^\"]\"",
 947                            atmp);
 948                 else // otherwise after the first empty "" read is aborded
 949                     sscanf(vtmp, "%*d %*d %*d %*d %*d %*d %*d \"%[^\"]\" \"%[^\"]\"",
 950                            stmp, atmp);
 951                 cell_info[i][j].align_special = stmp;
 952                 cell_info[i][j].p_width = atmp;
 953             } else if (*stmp)
 954                 cell_info[i][j].align_special = stmp;
 955         }
 956     }
 957     set_row_column_number_info();
 958 }
 959
 960
 961 // cell <0 will tex the preamble
 962 // returns the number of printed newlines
 963 int LyXTable::TexEndOfCell(string & file, int cell)
 964 {
 965     int i;
 966     int ret = 0;
 967     int tmp; // tmp2;
 968     int fcell, nvcell;
 969     if (ShouldBeVeryLastCell(cell)) {
 970         // the very end at the very beginning
 971         if (Linebreaks(cell))
 972             file += "\\smallskip{}}";
 973         if (IsMultiColumn(cell))
 974             file += '}';
 975         if (RotateCell(cell)) {
 976             file += "\n\\end{sideways}";
 977             ret++;
 978         }
 979         file += "\\\\\n";
 980         ret++;
 981
 982         tmp = 0;
 983         fcell = cell;
 984         while (!IsFirstCell(fcell))fcell--;
 985         for (i = 0; i < NumberOfCellsInRow(fcell); i++){
 986             if (BottomLine(fcell+i))
 987                 tmp++;
 988         }
 989         if (tmp == NumberOfCellsInRow(fcell)){
 990             file += "\\hline ";
 991         } else {
 992             tmp = 0;
 993             for (i = 0; i < NumberOfCellsInRow(fcell); i++){
 994                 if (BottomLine(fcell+i)){
 995                     file += "\\cline{";
 996                     file += tostr(column_of_cell(fcell+i)+1);
 997                     file += '-';
 998                     file += tostr(right_column_of_cell(fcell+i)+1);
 999                     file += "} ";
1000                     tmp = 1;
1001                 }
1002             }
1003         }
1004         if (tmp){
1005             file += '\n';
1006             ret++;
1007         }
1008         if (is_long_table)
1009             file += "\\end{longtable}";
1010         else
1011             file += "\\end{tabular}";
1012         if (rotate) {
1013             file += "\n\\end{sideways}";
1014             ret++;
1015         }
1016     } else {
1017         nvcell = NextVirtualCell(cell+1);
1018         if (cell < 0){
1019             // preamble
1020             if (rotate) {
1021                 file += "\\begin{sideways}\n";
1022                 ret++;
1023             }
1024             if (is_long_table)
1025                 file += "\\begin{longtable}{";
1026             else
1027                 file += "\\begin{tabular}{";
1028             for (i = 0; i<columns;i++){
1029                 if (column_info[i].left_line)
1030                     file += '|';
1031                 if (!column_info[i].align_special.empty()) {
1032                     file += column_info[i].align_special.c_str();
1033                 } else if (!column_info[i].p_width.empty()) {
1034                     file += "p{";
1035                     file += column_info[i].p_width;
1036                     file += '}';
1037                 } else {
1038                     switch (column_info[i].alignment) {
1039                       case LYX_ALIGN_LEFT:
1040                           file += 'l';
1041                           break;
1042                       case LYX_ALIGN_RIGHT:
1043                           file += 'r';
1044                           break;
1045                       default:
1046                           file += 'c';
1047                           break;
1048                     }
1049                 }
1050                 if (column_info[i].right_line)
1051                     file += '|';
1052             }
1053             file += "}\n";
1054             ret++;
1055             tmp = 0;
1056             if (GetNumberOfCells()){
1057                 fcell = 0;
1058                 for (i = 0; i < NumberOfCellsInRow(fcell); i++){
1059                     if (TopLine(fcell+i))
1060                         tmp++;
1061                 }
1062                 if (tmp == NumberOfCellsInRow(fcell)){
1063                     file += "\\hline ";
1064                 } else {
1065                     tmp = 0;
1066                     for (i = 0; i < NumberOfCellsInRow(fcell); i++){
1067                         if (TopLine(fcell+i)){
1068                             file += "\\cline{";
1069                             file += tostr(column_of_cell(fcell+i)+1);
1070                             file += '-';
1071                             file += tostr(right_column_of_cell(fcell+i)+1);
1072                             file += "} ";
1073                             tmp = 1;
1074                         }
1075                     }
1076                 }
1077                 if (tmp){
1078                     file += '\n';
1079                     ret++;
1080                 }
1081             }
1082             if (RotateCell(0)) {
1083                 file += "\\begin{sideways}\n";
1084                 ret++;
1085             }
1086         } else {
1087             // usual cells
1088             if (Linebreaks(cell))
1089                 file += "\\smallskip{}}";
1090             if (IsMultiColumn(cell)){
1091                 file += '}';
1092             }
1093             if (RotateCell(cell)) {
1094                 file += "\n\\end{sideways}";
1095                 ret++;
1096             }
1097             if (IsLastCell(cell)) {
1098                 int row = row_of_cell(cell);
1099                 string hline1, hline2;
1100                 bool print_hline = true;
1101                 bool pr_top_hline, flag1, flag2;
1102                 flag1 = IsLongTable() &&
1103                     ((row == endhead) || (row == endfirsthead) ||
1104                      (row == endfoot) || (row == endlastfoot));
1105                 row++;
1106                 flag2 = IsLongTable() &&
1107                     ((row <= endhead) || (row <= endfirsthead) ||
1108                      (row <= endfoot) || (row <= endlastfoot));
1109                 row--;
1110                 // print the bottom hline only if (otherwise it is doubled):
1111                 // - is no LongTable
1112                 // - there IS a first-header
1113                 // - the next row is no special header/footer
1114                 //   & this row is no special header/footer
1115                 // - the next row is a special header/footer
1116                 //   & this row is a special header/footer
1117                 pr_top_hline = (flag1 && flag2) || (!flag1 && !flag2) ||
1118                     (endfirsthead == endhead);
1119                 file += "\\\\\n";
1120                 ret++;
1121                 tmp = 0;
1122                 fcell = cell;
1123                 while (!IsFirstCell(fcell))
1124                     fcell--;
1125                 for (i = 0; i < NumberOfCellsInRow(cell); i++){
1126                     if (BottomLine(fcell+i))
1127                         tmp++;
1128                 }
1129                 if (tmp == NumberOfCellsInRow(cell)){
1130                     file += "\\hline ";
1131                     hline1 = "\\hline ";
1132                 } else {
1133                     tmp = 0;
1134                     for (i = 0; i < NumberOfCellsInRow(fcell); i++){
1135                         if (BottomLine(fcell+i)){
1136                             file += "\\cline{";
1137                             file += tostr(column_of_cell(fcell+i)+1);
1138                             file += '-';
1139                             file += tostr(right_column_of_cell(fcell+i)+1);
1140                             file += "} ";
1141                             hline1 += "\\cline{";
1142                             hline1 += tostr(column_of_cell(fcell+i)+1);
1143                             hline1 += '-';
1144                             hline1 += tostr(right_column_of_cell(fcell+i)+1);
1145                             hline1 += "} ";
1146                             tmp = 1;
1147                         }
1148                     }
1149                 }
1150                 if (tmp){
1151                     file += '\n';
1152                     ret++;
1153                 }
1154                 if (IsLongTable() && (row == endfoot)) {
1155                     file += "\\endfoot\n";
1156                     ret++;
1157                     print_hline = false; // no double line below footer
1158                 }
1159                 if (IsLongTable() && (row == endlastfoot)) {
1160                     file += "\\endlastfoot\n";
1161                     ret++;
1162                     print_hline = false; // no double line below footer
1163                 }
1164                 if (IsLongTable() && row_info[row].newpage) {
1165                     file += "\\newpage\n";
1166                     ret++;
1167                     print_hline = false; // no line below a \\newpage-command
1168                 }
1169                 tmp = 0;
1170                 if (nvcell < numberofcells && (cell < GetNumberOfCells()-1) &&
1171                     !ShouldBeVeryLastCell(cell)) {
1172                     fcell = nvcell;
1173                     for (i = 0; i < NumberOfCellsInRow(fcell); i++){
1174                         if (TopLine(fcell+i))
1175                             tmp++;
1176                     }
1177                     if (tmp == NumberOfCellsInRow(fcell)){
1178                         if (print_hline)
1179                             file += "\\hline ";
1180                         hline2 = "\\hline ";
1181                     }
1182                     else {
1183                         tmp = 0;
1184                         for (i = 0; i < NumberOfCellsInRow(fcell); i++){
1185                             if (TopLine(fcell+i)){
1186                                 if (print_hline) {
1187                                     file += "\\cline{";
1188                                     file += tostr(column_of_cell(fcell+i)+1);
1189                                     file += '-';
1190                                     file += tostr(right_column_of_cell(fcell+i)+1);
1191                                     file += "} ";
1192                                 }
1193                                 hline2 += "\\cline{";
1194                                 hline2 += tostr(column_of_cell(fcell+i)+1);
1195                                 hline2 += '-';
1196                                 hline2 += tostr(right_column_of_cell(fcell+i)+1);
1197                                 hline2 += "} ";
1198                                 tmp = 1;
1199                             }
1200                         }
1201                     }
1202                     if (tmp && print_hline){
1203                         file += '\n';
1204                         ret++;
1205                     }
1206                 }
1207                 // the order here is important as if one defines two
1208                 // or more things in one line only the first entry is
1209                 // displayed the other are set to an empty-row. This
1210                 // is important if I have a footer and want that the
1211                 // lastfooter is NOT displayed!!!
1212                 bool sflag2 = (row == endhead) || (row == endfirsthead) ||
1213                     (row == endfoot) || (row == endlastfoot);
1214                 row--;
1215 //                sflag2 = IsLongTable() && (row >= 0) &&
1216 //                    (sflag2 || (row == endhead) || (row == endfirsthead));
1217                 row += 2;
1218                 bool sflag1 = IsLongTable() && (row != endhead) &&
1219                     (row != endfirsthead) &&
1220                     ((row == endfoot) || (row == endlastfoot));
1221                 row--;
1222                 if (IsLongTable() && (row == endhead)) {
1223                     file += "\\endhead\n";
1224                     ret++;
1225                 }
1226                 if (IsLongTable() && (row == endfirsthead)) {
1227                     file += "\\endfirsthead\n";
1228                     ret++;
1229                 }
1230                 if (sflag1) { // add the \hline for next foot row
1231                     if (!hline1.empty()) {
1232                         file += hline1 + '\n';
1233                         ret++;
1234                     }
1235                 }
1236                 // add the \hline for the first row
1237                 if (pr_top_hline && sflag2) {
1238                     if (!hline2.empty()) {
1239                         file += hline2 + '\n';
1240                         ret++;
1241                     }
1242                 }
1243                 if (nvcell < numberofcells && RotateCell(nvcell)) {
1244                     file += "\\begin{sideways}\n";
1245                     ret++;
1246                 }
1247             } else {
1248                 file += "&\n";
1249                 ret++;
1250                 if (nvcell < numberofcells && RotateCell(nvcell)) {
1251                     file += "\\begin{sideways}\n";
1252                     ret++;
1253                 }
1254             }
1255         }
1256         if (nvcell < numberofcells && IsMultiColumn(nvcell)) {
1257             file += "\\multicolumn{";
1258             file += tostr(cells_in_multicolumn(nvcell));
1259             file += "}{";
1260             if (!cellinfo_of_cell(cell+1)->align_special.empty()) {
1261                 file += cellinfo_of_cell(cell+1)->align_special;
1262                 file += "}{";
1263             } else {
1264                 if (LeftLine(nvcell))
1265                     file += '|';
1266                 if (!GetPWidth(nvcell).empty()) {
1267                     file += "p{";
1268                     file += GetPWidth(nvcell);
1269                     file += '}';
1270                 } else {
1271                     switch (GetAlignment(nvcell)) {
1272                       case LYX_ALIGN_LEFT: file += 'l'; break;
1273                       case LYX_ALIGN_RIGHT: file += 'r'; break;
1274                       default:  file += 'c'; break;
1275                     }
1276                 }
1277                 if (RightLine(nvcell))
1278                     file += '|';
1279                 //if (column_of_cell(cell+2)!= 0 && LeftLine(cell+2))
1280                 if (((nvcell+1) < numberofcells) &&
1281                     (NextVirtualCell(nvcell+1) < numberofcells) &&
1282                     (column_of_cell(NextVirtualCell(nvcell+1))!= 0) &&
1283                     LeftLine(NextVirtualCell(nvcell+1)))
1284                     file += '|';
1285                 file += "}{";
1286             }
1287         }
1288         if (nvcell < numberofcells && Linebreaks(nvcell)) {
1289 //            !column_info[column_of_cell(nvcell)].p_width.empty()) {
1290             file += "\\parbox{";
1291             file += GetPWidth(nvcell);
1292             file += "}{\\smallskip{}";
1293         }
1294     }
1295     return ret;
1296 }
1297
1298
1299 // cell <0 will tex the preamble
1300 // returns the number of printed newlines
1301 int LyXTable::RoffEndOfCell(ostream & os, int cell)
1302 {
1303     int i, j;
1304     int ret = 0;
1305
1306     if (cell == GetNumberOfCells() - 1){
1307         // the very end at the very beginning
1308         if (CellHasContRow(cell) >= 0) {
1309                 os << "\nT}";
1310             ++ret;
1311         }
1312         os << "\n";
1313         ret++;
1314         if (row_info[row_of_cell(cell)].bottom_line) {
1315                 os << "_\n";
1316             ++ret;
1317         }
1318         os << ".TE\n.pl 1c";
1319     } else {
1320         if (cell < 0){
1321             int fcell = 0;
1322             // preamble
1323             os << "\n.pl 500c\n.TS\n";
1324             for (j = 0; j<rows; ++j) {
1325                 for (i = 0; i<columns; ++i, ++fcell) {
1326                     if (column_info[i].left_line)
1327                             os << " | ";
1328                     if (cell_info[j][i].multicolumn == CELL_PART_OF_MULTICOLUMN)
1329                             os << "s";
1330                     else {
1331                         switch (column_info[i].alignment) {
1332                           case LYX_ALIGN_LEFT:
1333                                   os << "l";
1334                               break;
1335                           case LYX_ALIGN_RIGHT:
1336                                   os << "r";
1337                               break;
1338                           default:
1339                                   os << "c";
1340                               break;
1341                         }
1342                     }
1343                     if (!column_info[i].p_width.empty())
1344                             os << "w(" << column_info[i].p_width << ")";
1345                     if (column_info[i].right_line)
1346                             os << " | ";
1347                 }
1348                 if ((j + 1) < rows) {
1349                         os << "\n";
1350                     ++ret;
1351                 }
1352             }
1353             os << ".\n";
1354             ++ret;
1355             if (row_info[0].top_line) {
1356                     os << "_\n";
1357                 ++ret;
1358             }
1359             if (CellHasContRow(0) >= 0) {
1360                     os << "T{\n";
1361                 ++ret;
1362             }
1363         } else {
1364             // usual cells
1365             if (CellHasContRow(cell) >= 0) {
1366                     os << "\nT}";
1367                 ++ret;
1368             }
1369             if (right_column_of_cell(cell) == columns -1){
1370                     os << "\n";
1371                 ++ret;
1372                 int row = row_of_cell(cell);
1373                 if (row_info[row++].bottom_line) {
1374                         os << "_\n";
1375                     ++ret;
1376                 }
1377                 if ((row < rows) && row_info[row].top_line) {
1378                         os << "_\n";
1379                     ++ret;
1380                 }
1381             } else
1382                     os << "\t";
1383             if ((cell < GetNumberOfCells() - 1) &&
1384                 (CellHasContRow(cell+1) >= 0)) {
1385                     os << "T{\n";
1386                 ++ret;
1387             }
1388         }
1389     }
1390     return ret;
1391 }
1392
1393
1394 char const *LyXTable::getDocBookAlign(int cell, bool isColumn)
1395 {
1396     int i;
1397     if (isColumn)
1398        i = cell;
1399     else
1400        i = column_of_cell(cell);
1401     if (!isColumn && IsMultiColumn(cell)) {
1402        if (!cellinfo_of_cell(cell)->align_special.empty()) {
1403            return cellinfo_of_cell(cell)->align_special.c_str();
1404        } else {
1405            switch (GetAlignment(cell)) {
1406            case LYX_ALIGN_LEFT:
1407                return "left";
1408            case LYX_ALIGN_RIGHT:
1409                return "right";
1410            default:
1411                return "center";
1412            }
1413        }
1414     } else {
1415        if (!column_info[i].align_special.empty()) {
1416            return column_info[i].align_special.c_str();
1417        }
1418 #ifdef IGNORE_THIS_FOR_NOW
1419        else if (!column_info[i].p_width.empty()) {
1420            file += "p{";
1421            file += column_info[i].p_width;
1422            file += '}';
1423        }
1424 #endif
1425        else {
1426            switch (column_info[i].alignment) {
1427            case LYX_ALIGN_LEFT:
1428                return "left";
1429            case LYX_ALIGN_RIGHT:
1430                return "right";
1431            default:
1432                return "center";
1433            }
1434        }
1435     }
1436 }
1437
1438 // cell <0 will tex the preamble
1439 // returns the number of printed newlines
1440 int LyXTable::DocBookEndOfCell(string & file, int cell, int &depth)
1441 {
1442     int i;
1443     int ret = 0;
1444     //int tmp; // tmp2; // unused
1445     int nvcell; // fcell; // unused
1446     if (ShouldBeVeryLastCell(cell)) {
1447        addNewlineAndDepth(file,--depth);
1448         file += "</ENTRY>";
1449        addNewlineAndDepth(file,--depth);
1450         file += "</ROW>";
1451        addNewlineAndDepth(file,--depth);
1452         file += "</TBODY>";
1453        addNewlineAndDepth(file,--depth);
1454         if (is_long_table)
1455             file += "</TGROUP>";
1456         else
1457             file += "</TGROUP>";
1458        addNewlineAndDepth(file,--depth);
1459         ret += 4;
1460     } else {
1461         nvcell = NextVirtualCell(cell+1);
1462         if (cell < 0) {
1463             // preamble
1464             if (is_long_table)
1465                 file += "<TGROUP ";
1466             else
1467                 file += "<TGROUP ";
1468             file += "COLS='";
1469             file += tostr(columns);
1470             file += "' COLSEP='1' ROWSEP='1'>";
1471            addNewlineAndDepth(file,++depth);
1472             ret++;
1473             for (i = 0; i < columns; ++i) {
1474                 file += "<COLSPEC ALIGN='";
1475                file += getDocBookAlign(i, true);
1476                file += "' COLNAME='col";
1477                 file += tostr(i+1);
1478                 file += "' COLNUM='";
1479                 file += tostr(i+1);
1480                file += "' COLSEP='";
1481                if (i == (columns-1)) {
1482                     file += '1';
1483                } else {
1484                    if (column_info[i].right_line ||
1485                        column_info[i+1].left_line)
1486                        file += '1';
1487                    else
1488                        file += '0';
1489                }
1490                file += "'>";
1491                addNewlineAndDepth(file, depth);
1492                 ret++;
1493 #ifdef NOT_HANDLED_YET_AS_I_DONT_KNOW_HOW
1494                 if (column_info[i].left_line)
1495                     file += '|';
1496 #endif
1497             }
1498             file += "<TBODY>";
1499            addNewlineAndDepth(file,++depth);
1500             file += "<ROW>";
1501            addNewlineAndDepth(file,++depth);
1502             file += "<ENTRY ALIGN='";
1503             file += getDocBookAlign(0);
1504            file += "'";
1505            if (IsMultiColumn(0)) {
1506                file += " NAMEST='col1' NAMEEND='col";
1507                file += tostr(cells_in_multicolumn(0));
1508                file += "'";
1509            }
1510             file += ">";
1511            addNewlineAndDepth(file,++depth);
1512             ret += 3;
1513         } else {
1514             if (IsLastCell(cell)) {
1515                addNewlineAndDepth(file,--depth);
1516                 file += "</ENTRY>";
1517                addNewlineAndDepth(file,--depth);
1518                 file += "</ROW>";
1519                addNewlineAndDepth(file, depth);
1520                file += "<ROW>";
1521                addNewlineAndDepth(file,++depth);
1522                 file += "<ENTRY ALIGN='";
1523                 file += getDocBookAlign(cell+1);
1524                 file += "' VALIGN='middle'";
1525                if (IsMultiColumn(cell+1)) {
1526                    file += " NAMEST='col";
1527                    file += tostr(column_of_cell(cell+1) + 1);
1528                    file += "' NAMEEND='col";
1529                    file += tostr(column_of_cell(cell+1) +
1530                        cells_in_multicolumn(cell+1));
1531                    file += "'";
1532                }
1533                file += ">";
1534                addNewlineAndDepth(file,++depth);
1535                 ret += 4;
1536             } else {
1537                addNewlineAndDepth(file,--depth);
1538                 file += "</ENTRY>";
1539                addNewlineAndDepth(file, depth);
1540                 file += "<ENTRY ALIGN='";
1541                 file += getDocBookAlign(cell+1);
1542                 file += "' VALIGN='middle'";
1543                if (IsMultiColumn(cell+1)) {
1544                    file += " NAMEST='col";
1545                    file += tostr(column_of_cell(cell+1) + 1);
1546                    file += "' NAMEEND='col";
1547                    file += tostr(column_of_cell(cell+1) +
1548                        cells_in_multicolumn(cell+1));
1549                    file += "'";
1550                }
1551                file += ">";
1552                addNewlineAndDepth(file,++depth);
1553                 ret += 3;
1554             }
1555         }
1556     }
1557     return ret;
1558 }
1559
1560
1561 bool LyXTable::IsMultiColumn(int cell)
1562 {
1563     int fvcell = FirstVirtualCell(cell);
1564
1565     return (cellinfo_of_cell(fvcell)->multicolumn != LyXTable::CELL_NORMAL);
1566 }
1567
1568
1569 LyXTable::cellstruct* LyXTable::cellinfo_of_cell(int cell)
1570 {
1571     int row = row_of_cell(cell);
1572     int column = column_of_cell(cell);
1573     return  &cell_info[row][column];
1574 }
1575
1576
1577 void LyXTable::SetMultiColumn(int cell, int number)
1578 {
1579     int fvcell = FirstVirtualCell(cell);
1580     int new_width = cellinfo_of_cell(fvcell)->width_of_cell;
1581
1582     cellinfo_of_cell(fvcell)->multicolumn = LyXTable::CELL_BEGIN_OF_MULTICOLUMN;
1583     cellinfo_of_cell(fvcell)->alignment = column_info[column_of_cell(fvcell)].alignment;
1584     cellinfo_of_cell(fvcell)->top_line = row_info[row_of_cell(fvcell)].top_line;
1585     cellinfo_of_cell(fvcell)->bottom_line = row_info[row_of_cell(fvcell)].bottom_line;
1586     for (number--;number>0;number--){
1587         cellinfo_of_cell(fvcell+number)->multicolumn =
1588             LyXTable::CELL_PART_OF_MULTICOLUMN;
1589         new_width += cellinfo_of_cell(fvcell+number)->width_of_cell;
1590     }
1591     set_row_column_number_info();
1592     SetWidthOfCell(fvcell, new_width);
1593 }
1594
1595
1596 int LyXTable::cells_in_multicolumn(int cell)
1597 {
1598     int row = row_of_cell(cell);
1599     int column = column_of_cell(cell);
1600     int result = 1;
1601     column++;
1602     while (column < columns && cell_info[row][column].multicolumn
1603            == LyXTable::CELL_PART_OF_MULTICOLUMN){
1604         result++;
1605         column++;
1606     }
1607     return result;
1608 }
1609
1610
1611 int  LyXTable::UnsetMultiColumn(int cell)
1612 {
1613     int fvcell = FirstVirtualCell(cell);
1614     int row = row_of_cell(fvcell);
1615     int column = column_of_cell(fvcell);
1616
1617     int result = 0;
1618
1619     if (cell_info[row][column].multicolumn
1620         == LyXTable::CELL_BEGIN_OF_MULTICOLUMN){
1621         cell_info[row][column].multicolumn = LyXTable::CELL_NORMAL;
1622         column++;
1623         while (column < columns &&
1624                cell_info[row][column].multicolumn
1625                == LyXTable::CELL_PART_OF_MULTICOLUMN){
1626             cell_info[row][column].multicolumn =
1627                 LyXTable::CELL_NORMAL;
1628             column++;
1629             result++;
1630         }
1631     }
1632     set_row_column_number_info();
1633     return result;
1634 }
1635
1636
1637 void LyXTable::delete_column(int column)
1638 {
1639     int i, j;
1640     columnstruct *column_info2 = new columnstruct[columns-1];
1641
1642     for (i = 0; i<column; i++){
1643         column_info2[i] = column_info[i];
1644     }
1645     for (i = column; i<columns-1; i++){
1646         column_info2[i] = column_info[i+1];
1647     }
1648
1649     delete[] column_info;
1650     column_info = column_info2;
1651
1652     for (i = 0; i<rows;i++){
1653         cellstruct* tmp = cell_info[i];
1654         cell_info[i] = new cellstruct[columns-1];
1655         for (j = 0; j<column; j++){
1656             cell_info[i][j] = tmp[j];
1657         }
1658         for (j = column; j<columns-1; j++){
1659             cell_info[i][j] = tmp[j+1];
1660         }
1661         delete[] tmp;
1662     }
1663
1664     columns--;
1665     Reinit();
1666 }
1667
1668 void LyXTable::SetLongTable(int what)
1669 {
1670     is_long_table = what;
1671 }
1672
1673 bool LyXTable::IsLongTable()
1674 {
1675     return is_long_table;
1676 }
1677
1678 void LyXTable::SetRotateTable(int what)
1679 {
1680     rotate = what;
1681 }
1682
1683 bool LyXTable::RotateTable()
1684 {
1685     return rotate;
1686 }
1687
1688 void LyXTable::SetRotateCell(int cell, int what)
1689 {
1690     cellinfo_of_cell(cell)->rotate = what;
1691 }
1692
1693 bool LyXTable::RotateCell(int cell)
1694 {
1695     return cellinfo_of_cell(cell)->rotate;
1696 }
1697
1698 bool LyXTable::NeedRotating()
1699 {
1700     if (rotate)
1701         return true;
1702     for (int i = 0; i<rows;i++){
1703         for (int j = 0;j<columns;j++){
1704             if (cell_info[i][j].rotate)
1705                 return true;
1706         }
1707     }
1708     return false;
1709 }
1710
1711 void LyXTable::AppendContRow(int cell)
1712 {
1713     int row = row_of_cell(cell)+1;
1714
1715     if (!RowHasContRow(cell) || (CellHasContRow(cell)>= 0))
1716         AppendRow(cell);
1717     row_info[row].is_cont_row = true;
1718     row_info[row].top_line = false;
1719     cell_info[row-1][column_of_cell(cell)].has_cont_row = true;
1720     Reinit();
1721 }
1722
1723 bool LyXTable::IsContRow(int cell)
1724 {
1725     return row_info[row_of_cell(cell)].is_cont_row;
1726 }
1727
1728 int LyXTable::CellHasContRow(int cell)
1729 {
1730     int row = row_of_cell(cell);
1731
1732     if (VeryLastRow(cell))
1733         return -1;
1734     if (cell_info[row][column_of_cell(cell)].has_cont_row)
1735         return cell_info[row+1][column_of_cell(cell)].cellno;
1736     return -1;
1737 }
1738
1739 bool LyXTable::RowHasContRow(int cell)
1740 {
1741     int row = row_of_cell(cell) + 1;
1742
1743     if (row < rows)
1744         return row_info[row].is_cont_row;
1745     return false;
1746 }
1747
1748 int LyXTable::FirstVirtualCell(int cell)
1749 {
1750     if (!IsContRow(cell))
1751         return cell;
1752     int row = row_of_cell(cell);
1753     int column = column_of_cell(cell);
1754     for(;(row>0) && IsContRow(cell_info[row][column].cellno); row--)
1755         ;
1756     return cell_info[row][column].cellno;
1757 }
1758
1759
1760 int LyXTable::NextVirtualCell(int cell)
1761 {
1762     if (!IsContRow(cell))
1763         return cell;
1764     int row = row_of_cell(cell);
1765     for(;(row < rows - 1) && IsContRow(cell_info[row][0].cellno); ++row)
1766         ;
1767     // what if(row >= rows) ?
1768     return cell_info[row][0].cellno;
1769 }
1770
1771
1772 bool LyXTable::ShouldBeVeryLastCell(int cell)
1773 // "very last cell" ..of what? the row? the table?
1774 // "Cell" in this context appears to not count `virtual' cells
1775 {
1776     int fcell = cell + 1;
1777
1778     if (cell == GetNumberOfCells() - 1)
1779         return true; // not really sure if I should return false here
1780     if (!IsContRow(fcell))
1781         return false;
1782     while((fcell < GetNumberOfCells() - 1) && IsContRow(fcell))
1783         fcell++;
1784     if (fcell < GetNumberOfCells() - 1)
1785         return false;
1786     return true;
1787 }
1788
1789 bool LyXTable::ShouldBeVeryLastRow(int cell)
1790 {
1791     if (CellHasContRow(cell)>= 0)
1792         return false;
1793     int row = row_of_cell(cell)+1;
1794     int column = column_of_cell(cell);
1795     while((row < rows) && IsContRow(cell_info[row][column].cellno))
1796         row++;
1797     if (row < rows)
1798         return false; // found another valid row
1799     // I do not have any valid row after the actual
1800     return true;
1801 }
1802
1803 int LyXTable::GetCellAbove(int cell)
1804 {
1805     int row = row_of_cell(cell);
1806
1807     if (row > 0)
1808         return cell_info[row-1][column_of_cell(cell)].cellno;
1809     return cell;
1810 }
1811
1812 int LyXTable::GetCellNumber(int column, int row)
1813 {
1814     if (column >= columns)
1815         column = columns - 1;
1816     else if (column < 0)
1817         column = 0;
1818     if (row >= rows)
1819         row = rows - 1;
1820     else if (row < 0)
1821         row = 0;
1822
1823     return cell_info[row][column].cellno;
1824 }
1825
1826 void LyXTable::SetLinebreaks(int cell, bool what)
1827 {
1828     cellinfo_of_cell(FirstVirtualCell(cell))->linebreaks = what;
1829 }
1830
1831 bool LyXTable::Linebreaks(int cell)
1832 {
1833     int fvcell = FirstVirtualCell(cell);
1834
1835     if (column_info[column_of_cell(fvcell)].p_width.empty() &&
1836         !(IsMultiColumn(fvcell) && !cellinfo_of_cell(fvcell)->p_width.empty()))
1837         return false;
1838     return cellinfo_of_cell(fvcell)->linebreaks;
1839 }
1840
1841 void LyXTable::SetLTHead(int cell, bool first)
1842 {
1843     int row = row_of_cell(cell);
1844
1845     if (first) {
1846         if (row == endfirsthead)
1847             endfirsthead = -1;
1848         else
1849             endfirsthead = row;
1850     } else {
1851         if (row == endhead)
1852             endhead = -1;
1853         else
1854             endhead = row;
1855     }
1856 }
1857
1858 bool LyXTable::RowOfLTHead(int cell)
1859 {
1860     if ((endhead+1) > rows)
1861         endhead = -1;
1862     return (row_of_cell(cell) == endhead);
1863 }
1864
1865 bool LyXTable::RowOfLTFirstHead(int cell)
1866 {
1867     if ((endfirsthead+1) > rows)
1868         endfirsthead = -1;
1869     return (row_of_cell(cell) == endfirsthead);
1870 }
1871
1872 void LyXTable::SetLTFoot(int cell, bool last)
1873 {
1874     int row = row_of_cell(cell);
1875
1876     if (last) {
1877         if (row == endlastfoot)
1878             endlastfoot = -1;
1879         else
1880             endlastfoot = row;
1881     } else {
1882         if (row == endfoot)
1883             endfoot = -1;
1884         else
1885             endfoot = row;
1886     }
1887 }
1888
1889 bool LyXTable::RowOfLTFoot(int cell)
1890 {
1891     if ((endfoot+1) > rows) {
1892         endfoot = -1;
1893         return false;
1894     }
1895     return (row_of_cell(cell) == endfoot);
1896 }
1897
1898 bool LyXTable::RowOfLTLastFoot(int cell)
1899 {
1900     if ((endlastfoot+1) > rows)
1901         endlastfoot = -1;
1902     return (row_of_cell(cell) == endlastfoot);
1903 }
1904
1905 void LyXTable::SetLTNewPage(int cell, bool what)
1906 {
1907     row_info[row_of_cell(cell)].newpage = what;
1908 }
1909
1910 bool LyXTable::LTNewPage(int cell)
1911 {
1912     return row_info[row_of_cell(cell)].newpage;
1913 }