src/tex2lyx/table.cpp

   1 /**
   2  * \file table.cpp
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author André Pönitz
   7  * \author Jean-Marc Lasgouttes
   8  * \author Georg Baum
   9  *
  10  * Full author contact details are available in file CREDITS.
  11  */
  12
  13 // {[(
  14
  15 #include <config.h>
  16
  17 #include "tex2lyx.h"
  18
  19 #include "Preamble.h"
  20
  21 #include "support/lassert.h"
  22 #include "support/convert.h"
  23 #include "support/lstrings.h"
  24
  25 #include <algorithm>
  26 #include <iostream>
  27 #include <sstream>
  28 #include <vector>
  29 #include <map>
  30
  31 using namespace std;
  32
  33 namespace lyx {
  34
  35
  36 namespace {
  37
  38 class ColInfo {
  39 public:
  40         ColInfo() : align('n'), valign('n'), rightlines(0), leftlines(0), varwidth(false) {}
  41         /// column alignment
  42         char align;
  43         /// vertical alignment
  44         char valign;
  45         /// column width
  46         string width;
  47         /// special column alignment
  48         string special;
  49         /// number of lines on the right
  50         int rightlines;
  51         /// number of lines on the left
  52         int leftlines;
  53         /// varwidth column
  54         bool varwidth;
  55 };
  56
  57
  58 /// row type for longtables
  59 enum LTRowType
  60 {
  61         /// normal row
  62         LT_NORMAL,
  63         /// part of head
  64         LT_HEAD,
  65         /// part of head on first page
  66         LT_FIRSTHEAD,
  67         /// part of foot
  68         LT_FOOT,
  69         /// part of foot on last page
  70         LT_LASTFOOT
  71 };
  72
  73
  74 class RowInfo {
  75 public:
  76         RowInfo() : topline(false), bottomline(false), type(LT_NORMAL),
  77                     caption(false), newpage(false) {}
  78         /// Does this row have any special setting?
  79         bool special() const
  80         {
  81                 return topline || bottomline || !top_space.empty() ||
  82                         !bottom_space.empty() || !interline_space.empty() ||
  83                         type != LT_NORMAL || caption || newpage;
  84         }
  85         /// horizontal line above
  86         bool topline;
  87         /// horizontal line below
  88         bool bottomline;
  89         /// Extra space between the top line and this row
  90         string top_space;
  91         /// Extra space between this row and the bottom line
  92         string bottom_space;
  93         /// Extra space between the bottom line and the next top line
  94         string interline_space;
  95         /// These are for longtabulars only
  96         /// row type (head, foot, firsthead etc.)
  97         LTRowType type;
  98         /// row for a caption
  99         bool caption;
 100         /// row for a newpage
 101         bool newpage;
 102 };
 103
 104
 105 /// the numeric values are part of the file format!
 106 enum Multicolumn {
 107         /// A normal cell
 108         CELL_NORMAL = 0,
 109         /// A multicolumn cell. The number of columns is <tt>1 + number
 110         /// of CELL_PART_OF_MULTICOLUMN cells</tt> that follow directly
 111         CELL_BEGIN_OF_MULTICOLUMN = 1,
 112         /// This is a dummy cell (part of a multicolumn cell)
 113         CELL_PART_OF_MULTICOLUMN = 2
 114 };
 115
 116
 117 class CellInfo {
 118 public:
 119         CellInfo() : multi(CELL_NORMAL), align('n'), valign('n'),
 120                      leftlines(0), rightlines(0), topline(false),
 121                      bottomline(false), rotate(0) {}
 122         /// cell content
 123         string content;
 124         /// multicolumn flag
 125         Multicolumn multi;
 126         /// cell alignment
 127         char align;
 128         /// vertical cell alignment
 129         char valign;
 130         /// number of lines on the left
 131         int leftlines;
 132         /// number of lines on the right
 133         int rightlines;
 134         /// do we have a line above?
 135         bool topline;
 136         /// do we have a line below?
 137         bool bottomline;
 138         /// how is the cell rotated?
 139         int rotate;
 140         /// width for multicolumn cells
 141         string width;
 142         /// special formatting for multicolumn cells
 143         string special;
 144 };
 145
 146
 147 class ltType {
 148 public:
 149         // constructor
 150         ltType() : set(false), topDL(false), bottomDL(false), empty(false) {}
 151         // we have this header type (is set in the getLT... functions)
 152         bool set;
 153         // double borders on top
 154         bool topDL;
 155         // double borders on bottom
 156         bool bottomDL;
 157         // used for FirstHeader & LastFooter and if this is true
 158         // all the rows marked as FirstHeader or LastFooter are
 159         // ignored in the output and it is set to be empty!
 160         bool empty;
 161 };
 162
 163
 164 /// translate a horizontal alignment (as stored in ColInfo and CellInfo) to LyX
 165 inline char const * verbose_align(char c)
 166 {
 167         switch (c) {
 168         case 'c':
 169                 return "center";
 170         case 'r':
 171                 return "right";
 172         case 'l':
 173                 return "left";
 174         default:
 175                 return "none";
 176         }
 177 }
 178
 179
 180 /// translate a vertical alignment (as stored in ColInfo and CellInfo) to LyX
 181 inline char const * verbose_valign(char c)
 182 {
 183         // The default value for no special alignment is "top".
 184         switch (c) {
 185         case 'm':
 186                 return "middle";
 187         case 'b':
 188                 return "bottom";
 189         case 'p':
 190         default:
 191                 return "top";
 192         }
 193 }
 194
 195
 196 // stripped down from tabluar.C. We use it currently only for bools and
 197 // strings
 198 string const write_attribute(string const & name, bool const & b)
 199 {
 200         // we write only true attribute values so we remove a bit of the
 201         // file format bloat for tabulars.
 202         return b ? ' ' + name + "=\"true\"" : string();
 203 }
 204
 205
 206 string const write_attribute(string const & name, string const & s)
 207 {
 208         return s.empty() ? string() : ' ' + name + "=\"" + s + '"';
 209 }
 210
 211
 212 string const write_attribute(string const & name, int const & i)
 213 {
 214         // we write only true attribute values so we remove a bit of the
 215         // file format bloat for tabulars.
 216         return i ? write_attribute(name, convert<string>(i)) : string();
 217 }
 218
 219
 220 /*! rather brutish way to code table structure in a string:
 221
 222 \verbatim
 223   \begin{tabular}{ccc}
 224     1 & 2 & 3\\ \hline
 225     \multicolumn{2}{c}{4} & 5 //
 226     6 & 7 \\
 227     8 \endhead
 228   \end{tabular}
 229 \endverbatim
 230
 231  gets "translated" to:
 232
 233 \verbatim
 234          HLINE 1                     TAB 2 TAB 3 HLINE          HLINE LINE
 235   \hline HLINE \multicolumn{2}{c}{4} TAB 5       HLINE          HLINE LINE
 236          HLINE 6                     TAB 7       HLINE          HLINE LINE
 237          HLINE 8                                 HLINE \endhead HLINE LINE
 238 \endverbatim
 239  */
 240
 241 char const TAB   = '\001';
 242 char const LINE  = '\002';
 243 char const HLINE = '\004';
 244
 245
 246 /*!
 247  * Move the information in leftlines, rightlines, align and valign to the
 248  * special field. This is necessary if the special field is not empty,
 249  * because LyX ignores leftlines > 1, rightlines > 1, align and valign in
 250  * this case.
 251  */
 252 void ci2special(ColInfo & ci)
 253 {
 254         if (ci.width.empty() && ci.align == 'n')
 255                 // The alignment setting is already in special, since
 256                 // handle_colalign() never stores ci with these settings
 257                 // and ensures that leftlines == 0 and rightlines == 0 in
 258                 // this case.
 259                 return;
 260
 261         if (!ci.width.empty()) {
 262                 string arraybackslash;
 263                 if (ci.varwidth)
 264                         arraybackslash = "\\arraybackslash";
 265                 switch (ci.align) {
 266                 case 'l':
 267                         ci.special += ">{\\raggedright" + arraybackslash + "}";
 268                         break;
 269                 case 'r':
 270                         ci.special += ">{\\raggedleft" + arraybackslash + "}";
 271                         break;
 272                 case 'c':
 273                         ci.special += ">{\\centering" + arraybackslash + "}";
 274                         break;
 275                 }
 276                 if (ci.varwidth)
 277                         ci.special += 'X';
 278                 else if (ci.valign == 'n')
 279                         ci.special += 'p';
 280                 else
 281                         ci.special += ci.valign;
 282                 ci.special += '{' + ci.width + '}';
 283                 ci.width.erase();
 284         } else
 285                 ci.special += ci.align;
 286
 287         // LyX can only have one left and one right line.
 288         for (int i = 1; i < ci.leftlines; ++i)
 289                 ci.special.insert(0, "|");
 290         for (int i = 1; i < ci.rightlines; ++i)
 291                 ci.special += '|';
 292         ci.leftlines = min(ci.leftlines, 1);
 293         ci.rightlines = min(ci.rightlines, 1);
 294         ci.align = 'n';
 295         ci.valign = 'n';
 296 }
 297
 298
 299 /*!
 300  * Handle column specifications for tabulars and multicolumns.
 301  * The next token of the parser \p p must be an opening brace, and we read
 302  * everything until the matching closing brace.
 303  * The resulting column specifications are filled into \p colinfo. This is
 304  * in an intermediate form. fix_colalign() makes it suitable for LyX output.
 305  */
 306 void handle_colalign(Parser & p, vector<ColInfo> & colinfo,
 307                      ColInfo const & start)
 308 {
 309         if (p.get_token().cat() != catBegin)
 310                 cerr << "Wrong syntax for table column alignment.\n"
 311                         "Expected '{', got '" << p.curr_token().asInput()
 312                      << "'.\n";
 313
 314         ColInfo next = start;
 315         for (Token t = p.get_token(); p.good() && t.cat() != catEnd;
 316              t = p.get_token()) {
 317 #ifdef FILEDEBUG
 318                 cerr << "t: " << t << "  c: '" << t.character() << "'\n";
 319 #endif
 320
 321                 // We cannot handle comments here
 322                 if (t.cat() == catComment) {
 323                         if (t.cs().empty()) {
 324                                 // "%\n" combination
 325                                 p.skip_spaces();
 326                         } else
 327                                 cerr << "Ignoring comment: " << t.asInput();
 328                         continue;
 329                 }
 330
 331                 switch (t.character()) {
 332                         case ' ':
 333                                 // whitespace, ignore.
 334                                 break;
 335                         case 'c':
 336                         case 'l':
 337                         case 'r':
 338                                 // new column, horizontal aligned
 339                                 next.align = t.character();
 340                                 if (!next.special.empty())
 341                                         ci2special(next);
 342                                 colinfo.push_back(next);
 343                                 next = ColInfo();
 344                                 break;
 345                         case 'X':
 346                                 // varwidth column
 347                                 next.varwidth = true;
 348                                 if (!next.special.empty())
 349                                         ci2special(next);
 350                                 colinfo.push_back(next);
 351                                 next = ColInfo();
 352                                 break;
 353                         case 'p':
 354                         case 'b':
 355                         case 'm':
 356                                 // new column, vertical aligned box
 357                                 next.valign = t.character();
 358                                 next.width = p.verbatim_item();
 359                                 if (!next.special.empty())
 360                                         ci2special(next);
 361                                 colinfo.push_back(next);
 362                                 next = ColInfo();
 363                                 break;
 364                         case '|':
 365                                 // vertical rule
 366                                 if (colinfo.empty()) {
 367                                         if (next.special.empty())
 368                                                 ++next.leftlines;
 369                                         else
 370                                                 next.special += '|';
 371                                 } else if (colinfo.back().special.empty())
 372                                         ++colinfo.back().rightlines;
 373                                 else if (next.special.empty())
 374                                         ++next.leftlines;
 375                                 else
 376                                         colinfo.back().special += '|';
 377                                 break;
 378                         case '>': {
 379                                 // text before the next column
 380                                 string const s = trimSpaceAndEol(p.verbatim_item());
 381                                 if (next.special.empty() &&
 382                                     next.align == 'n') {
 383                                         // Maybe this can be converted to a
 384                                         // horizontal alignment setting for
 385                                         // fixed width columns
 386                                         if (s == "\\raggedleft" || s == "\\raggedleft\\arraybackslash")
 387                                                 next.align = 'r';
 388                                         else if (s == "\\raggedright" || s == "\\raggedright\\arraybackslash")
 389                                                 next.align = 'l';
 390                                         else if (s == "\\centering" || s == "\\centering\\arraybackslash")
 391                                                 next.align = 'c';
 392                                         else
 393                                                 next.special = ">{" + s + '}';
 394                                 } else
 395                                         next.special += ">{" + s + '}';
 396                                 break;
 397                         }
 398                         case '<': {
 399                                 // text after the last column
 400                                 string const s = trimSpaceAndEol(p.verbatim_item());
 401                                 if (colinfo.empty())
 402                                         // This is not possible in LaTeX.
 403                                         cerr << "Ignoring separator '<{"
 404                                              << s << "}'." << endl;
 405                                 else {
 406                                         ColInfo & ci = colinfo.back();
 407                                         ci2special(ci);
 408                                         ci.special += "<{" + s + '}';
 409                                 }
 410                                 break;
 411                         }
 412                         case '*': {
 413                                 // *{n}{arg} means 'n' columns of type 'arg'
 414                                 string const num = p.verbatim_item();
 415                                 string const arg = p.verbatim_item();
 416                                 size_t const n = convert<unsigned int>(num);
 417                                 if (!arg.empty() && n > 0) {
 418                                         string s("{");
 419                                         for (size_t i = 0; i < n; ++i)
 420                                                 s += arg;
 421                                         s += '}';
 422                                         Parser p2(s);
 423                                         handle_colalign(p2, colinfo, next);
 424                                         next = ColInfo();
 425                                 } else {
 426                                         cerr << "Ignoring column specification"
 427                                                 " '*{" << num << "}{"
 428                                              << arg << "}'." << endl;
 429                                 }
 430                                 break;
 431                         }
 432                         case '@':
 433                                 // text instead of the column spacing
 434                         case '!':
 435                                 // text in addition to the column spacing
 436                                 next.special += t.character();
 437                                 next.special += '{' + p.verbatim_item() + '}';
 438                                 break;
 439                         default: {
 440                                 // try user defined column types
 441                                 // unknown column types (nargs == -1) are
 442                                 // assumed to consume no arguments
 443                                 ci2special(next);
 444                                 next.special += t.character();
 445                                 int const nargs =
 446                                         preamble.getSpecialTableColumnArguments(t.character());
 447                                 for (int i = 0; i < nargs; ++i)
 448                                         next.special += '{' +
 449                                                 p.verbatim_item() + '}';
 450                                 colinfo.push_back(next);
 451                                 next = ColInfo();
 452                                 break;
 453                         }
 454                         }
 455         }
 456
 457         // Maybe we have some column separators that need to be added to the
 458         // last column?
 459         ci2special(next);
 460         if (!next.special.empty()) {
 461                 ColInfo & ci = colinfo.back();
 462                 ci2special(ci);
 463                 ci.special += next.special;
 464                 next.special.erase();
 465         }
 466 }
 467
 468
 469 /*!
 470  * Move the left and right lines and alignment settings of the column \p ci
 471  * to the special field if necessary.
 472  */
 473 void fix_colalign(ColInfo & ci)
 474 {
 475         if (ci.leftlines > 1 || ci.rightlines > 1)
 476                 ci2special(ci);
 477 }
 478
 479
 480 /*!
 481  * LyX can't handle more than one vertical line at the left or right side
 482  * of a column.
 483  * This function moves the left and right lines and alignment settings of all
 484  * columns in \p colinfo to the special field if necessary.
 485  */
 486 void fix_colalign(vector<ColInfo> & colinfo)
 487 {
 488         // Try to move extra leftlines to the previous column.
 489         // We do this only if both special fields are empty, otherwise we
 490         // can't tell wether the result will be the same.
 491         for (size_t col = 0; col < colinfo.size(); ++col) {
 492                 if (colinfo[col].leftlines > 1 &&
 493                     colinfo[col].special.empty() && col > 0 &&
 494                     colinfo[col - 1].rightlines == 0 &&
 495                     colinfo[col - 1].special.empty()) {
 496                         ++colinfo[col - 1].rightlines;
 497                         --colinfo[col].leftlines;
 498                 }
 499         }
 500         // Try to move extra rightlines to the next column
 501         for (size_t col = 0; col < colinfo.size(); ++col) {
 502                 if (colinfo[col].rightlines > 1 &&
 503                     colinfo[col].special.empty() &&
 504                     col < colinfo.size() - 1 &&
 505                     colinfo[col + 1].leftlines == 0 &&
 506                     colinfo[col + 1].special.empty()) {
 507                         ++colinfo[col + 1].leftlines;
 508                         --colinfo[col].rightlines;
 509                 }
 510         }
 511         // Move the lines and alignment settings to the special field if
 512         // necessary
 513         for (size_t col = 0; col < colinfo.size(); ++col)
 514                 fix_colalign(colinfo[col]);
 515 }
 516
 517
 518 /*!
 519  * Parse hlines and similar stuff.
 520  * \returns wether the token \p t was parsed
 521  */
 522 bool parse_hlines(Parser & p, Token const & t, string & hlines,
 523                   bool is_long_tabular)
 524 {
 525         LASSERT(t.cat() == catEscape, return false);
 526
 527         if (t.cs() == "hline" || t.cs() == "toprule" || t.cs() == "midrule" ||
 528             t.cs() == "bottomrule")
 529                 hlines += '\\' + t.cs();
 530
 531         else if (t.cs() == "cline")
 532                 hlines += "\\cline{" + p.verbatim_item() + '}';
 533
 534         else if (t.cs() == "cmidrule") {
 535                 // We cannot handle the \cmidrule(l){3-4} form
 536                 p.pushPosition();
 537                 p.skip_spaces(true);
 538                 bool const hasParentheses(p.getFullArg('(', ')').first);
 539                 p.popPosition();
 540                 if (hasParentheses)
 541                         return false;
 542                 hlines += "\\cmidrule{" + p.verbatim_item() + '}';
 543         }
 544
 545         else if (t.cs() == "addlinespace") {
 546                 p.pushPosition();
 547                 p.skip_spaces(true);
 548                 bool const hasArgument(p.getFullArg('{', '}').first);
 549                 p.popPosition();
 550                 if (hasArgument)
 551                         hlines += "\\addlinespace{" + p.verbatim_item() + '}';
 552                 else
 553                         hlines += "\\addlinespace";
 554         }
 555
 556         else if (is_long_tabular && t.cs() == "newpage")
 557                 hlines += "\\newpage";
 558
 559         else
 560                 return false;
 561
 562         return true;
 563 }
 564
 565
 566 /// Position in a row
 567 enum RowPosition {
 568         /// At the very beginning, before the first token
 569         ROW_START,
 570         /// After the first token and before any column token
 571         IN_HLINES_START,
 572         /// After the first column token. Comments and whitespace are only
 573         /// treated as tokens in this position
 574         IN_COLUMNS,
 575         /// After the first non-column token at the end
 576         IN_HLINES_END
 577 };
 578
 579
 580 /*!
 581  * Parse table structure.
 582  * We parse tables in a two-pass process: This function extracts the table
 583  * structure (rows, columns, hlines etc.), but does not change the cell
 584  * content. The cell content is parsed in a second step in handle_tabular().
 585  */
 586 void parse_table(Parser & p, ostream & os, bool is_long_tabular,
 587                  RowPosition & pos, unsigned flags)
 588 {
 589         // table structure commands such as \hline
 590         string hlines;
 591
 592         // comments that occur at places where we can't handle them
 593         string comments;
 594
 595         while (p.good()) {
 596                 Token const & t = p.get_token();
 597
 598 #ifdef FILEDEBUG
 599                 debugToken(cerr, t, flags);
 600 #endif
 601
 602                 // comments and whitespace in hlines
 603                 switch (pos) {
 604                 case ROW_START:
 605                 case IN_HLINES_START:
 606                 case IN_HLINES_END:
 607                         if (t.cat() == catComment) {
 608                                 if (t.cs().empty())
 609                                         // line continuation
 610                                         p.skip_spaces();
 611                                 else
 612                                         // We can't handle comments here,
 613                                         // store them for later use
 614                                         comments += t.asInput();
 615                                 continue;
 616                         } else if (t.cat() == catSpace ||
 617                                    t.cat() == catNewline) {
 618                                 // whitespace is irrelevant here, we
 619                                 // need to recognize hline stuff
 620                                 p.skip_spaces();
 621                                 continue;
 622                         }
 623                         break;
 624                 case IN_COLUMNS:
 625                         break;
 626                 }
 627
 628                 // We need to handle structure stuff first in order to
 629                 // determine wether we need to output a HLINE separator
 630                 // before the row or not.
 631                 if (t.cat() == catEscape) {
 632                         if (parse_hlines(p, t, hlines, is_long_tabular)) {
 633                                 switch (pos) {
 634                                 case ROW_START:
 635                                         pos = IN_HLINES_START;
 636                                         break;
 637                                 case IN_COLUMNS:
 638                                         pos = IN_HLINES_END;
 639                                         break;
 640                                 case IN_HLINES_START:
 641                                 case IN_HLINES_END:
 642                                         break;
 643                                 }
 644                                 continue;
 645                         }
 646
 647                         else if (t.cs() == "tabularnewline" ||
 648                                  t.cs() == "\\" ||
 649                                  t.cs() == "cr") {
 650                                 if (t.cs() == "cr")
 651                                         cerr << "Warning: Converting TeX "
 652                                                 "'\\cr' to LaTeX '\\\\'."
 653                                              << endl;
 654                                 // stuff before the line break
 655                                 os << comments << HLINE << hlines << HLINE
 656                                    << LINE;
 657                                 //cerr << "hlines: " << hlines << endl;
 658                                 hlines.erase();
 659                                 comments.erase();
 660                                 pos = ROW_START;
 661                                 continue;
 662                         }
 663
 664                         else if (is_long_tabular &&
 665                                  (t.cs() == "endhead" ||
 666                                   t.cs() == "endfirsthead" ||
 667                                   t.cs() == "endfoot" ||
 668                                   t.cs() == "endlastfoot")) {
 669                                 hlines += t.asInput();
 670                                 switch (pos) {
 671                                 case IN_COLUMNS:
 672                                 case IN_HLINES_END:
 673                                         // these commands are implicit line
 674                                         // breaks
 675                                         os << comments << HLINE << hlines
 676                                            << HLINE << LINE;
 677                                         hlines.erase();
 678                                         comments.erase();
 679                                         pos = ROW_START;
 680                                         break;
 681                                 case ROW_START:
 682                                         pos = IN_HLINES_START;
 683                                         break;
 684                                 case IN_HLINES_START:
 685                                         break;
 686                                 }
 687                                 continue;
 688                         }
 689                 }
 690
 691                 // We need a HLINE separator if we either have no hline
 692                 // stuff at all and are just starting a row or if we just
 693                 // got the first non-hline token.
 694                 switch (pos) {
 695                 case ROW_START:
 696                         // no hline tokens exist, first token at row start
 697                 case IN_HLINES_START:
 698                         // hline tokens exist, first non-hline token at row
 699                         // start
 700                         os << hlines << HLINE << comments;
 701                         hlines.erase();
 702                         comments.erase();
 703                         pos = IN_COLUMNS;
 704                         break;
 705                 case IN_HLINES_END:
 706                         // Oops, there is still cell content or unsupported
 707                         // booktabs commands after hline stuff. The latter are
 708                         // moved to the cell, and the first does not work in
 709                         // LaTeX, so we ignore the hlines.
 710                         os << comments;
 711                         comments.erase();
 712                         if (support::contains(hlines, "\\hline") ||
 713                             support::contains(hlines, "\\cline") ||
 714                             support::contains(hlines, "\\newpage"))
 715                                 cerr << "Ignoring '" << hlines
 716                                      << "' in a cell" << endl;
 717                         else
 718                                 os << hlines;
 719                         hlines.erase();
 720                         pos = IN_COLUMNS;
 721                         break;
 722                 case IN_COLUMNS:
 723                         break;
 724                 }
 725
 726                 // If we come here we have normal cell content
 727                 //
 728                 // cat codes
 729                 //
 730                 if (t.cat() == catMath) {
 731                         // we are inside some text mode thingy, so opening new math is allowed
 732                         Token const & n = p.get_token();
 733                         if (n.cat() == catMath) {
 734                                 // TeX's $$...$$ syntax for displayed math
 735                                 os << "\\[";
 736                                 // This does only work because parse_math outputs TeX
 737                                 parse_math(p, os, FLAG_SIMPLE, MATH_MODE);
 738                                 os << "\\]";
 739                                 p.get_token(); // skip the second '$' token
 740                         } else {
 741                                 // simple $...$  stuff
 742                                 p.putback();
 743                                 os << '$';
 744                                 // This does only work because parse_math outputs TeX
 745                                 parse_math(p, os, FLAG_SIMPLE, MATH_MODE);
 746                                 os << '$';
 747                         }
 748                 }
 749
 750                 else if (t.cat() == catSpace
 751                          || t.cat() == catNewline
 752                          || t.cat() == catLetter
 753                          || t.cat() == catSuper
 754                          || t.cat() == catSub
 755                          || t.cat() == catOther
 756                          || t.cat() == catActive
 757                          || t.cat() == catParameter)
 758                         os << t.cs();
 759
 760                 else if (t.cat() == catBegin) {
 761                         os << '{';
 762                         parse_table(p, os, is_long_tabular, pos,
 763                                     FLAG_BRACE_LAST);
 764                         os << '}';
 765                 }
 766
 767                 else if (t.cat() == catEnd) {
 768                         if (flags & FLAG_BRACE_LAST)
 769                                 return;
 770                         cerr << "unexpected '}'\n";
 771                 }
 772
 773                 else if (t.cat() == catAlign) {
 774                         os << TAB;
 775                         p.skip_spaces();
 776                 }
 777
 778                 else if (t.cat() == catComment)
 779                         os << t.asInput();
 780
 781                 else if (t.cs() == "(") {
 782                         os << "\\(";
 783                         // This does only work because parse_math outputs TeX
 784                         parse_math(p, os, FLAG_SIMPLE2, MATH_MODE);
 785                         os << "\\)";
 786                 }
 787
 788                 else if (t.cs() == "[") {
 789                         os << "\\[";
 790                         // This does only work because parse_math outputs TeX
 791                         parse_math(p, os, FLAG_EQUATION, MATH_MODE);
 792                         os << "\\]";
 793                 }
 794
 795                 else if (t.cs() == "begin") {
 796                         string const name = p.getArg('{', '}');
 797                         active_environments.push_back(name);
 798                         os << "\\begin{" << name << '}';
 799                         // treat the nested environment as a block, don't
 800                         // parse &, \\ etc, because they don't belong to our
 801                         // table if they appear.
 802                         os << p.ertEnvironment(name);
 803                         os << "\\end{" << name << '}';
 804                         active_environments.pop_back();
 805                 }
 806
 807                 else if (t.cs() == "end") {
 808                         if (flags & FLAG_END) {
 809                                 // eat environment name
 810                                 string const name = p.getArg('{', '}');
 811                                 if (name != active_environment())
 812                                         p.error("\\end{" + name + "} does not match \\begin{"
 813                                                 + active_environment() + "}");
 814                                 return;
 815                         }
 816                         p.error("found 'end' unexpectedly");
 817                 }
 818
 819                 else
 820                         os << t.asInput();
 821         }
 822
 823         // We can have comments if the last line is incomplete
 824         os << comments;
 825
 826         // We can have hline stuff if the last line is incomplete
 827         if (!hlines.empty()) {
 828                 // this does not work in LaTeX, so we ignore it
 829                 cerr << "Ignoring '" << hlines << "' at end of tabular"
 830                      << endl;
 831         }
 832 }
 833
 834
 835 void handle_hline_above(RowInfo & ri, vector<CellInfo> & ci)
 836 {
 837         ri.topline = true;
 838         for (size_t col = 0; col < ci.size(); ++col)
 839                 ci[col].topline = true;
 840 }
 841
 842
 843 void handle_hline_below(RowInfo & ri, vector<CellInfo> & ci)
 844 {
 845         ri.bottomline = true;
 846         for (size_t col = 0; col < ci.size(); ++col)
 847                 ci[col].bottomline = true;
 848 }
 849
 850
 851 } // anonymous namespace
 852
 853
 854 void handle_tabular(Parser & p, ostream & os, string const & name,
 855                     string const & tabularwidth, string const & halign,
 856                     Context & context)
 857 {
 858         bool const is_long_tabular(name == "longtable" || name == "xltabular");
 859         bool booktabs = false;
 860         string tabularvalignment("middle");
 861         string posopts = p.getOpt();
 862         if (!posopts.empty()) {
 863                 if (posopts == "[t]")
 864                         tabularvalignment = "top";
 865                 else if (posopts == "[b]")
 866                         tabularvalignment = "bottom";
 867                 else
 868                         cerr << "vertical tabular positioning '"
 869                              << posopts << "' ignored\n";
 870         }
 871
 872         vector<ColInfo> colinfo;
 873
 874         // handle column formatting
 875         handle_colalign(p, colinfo, ColInfo());
 876         fix_colalign(colinfo);
 877
 878         // first scan of cells
 879         // use table mode to keep it minimal-invasive
 880         // not exactly what's TeX doing...
 881         vector<string> lines;
 882         ostringstream ss;
 883         RowPosition rowpos = ROW_START;
 884         parse_table(p, ss, is_long_tabular, rowpos, FLAG_END);
 885         split(ss.str(), lines, LINE);
 886
 887         vector< vector<CellInfo> > cellinfo(lines.size());
 888         vector<RowInfo> rowinfo(lines.size());
 889         ltType endfirsthead;
 890         ltType endhead;
 891         ltType endfoot;
 892         ltType endlastfoot;
 893
 894         // split into rows
 895         //cerr << "// split into rows\n";
 896         for (size_t row = 0; row < rowinfo.size();) {
 897
 898                 // init row
 899                 cellinfo[row].resize(colinfo.size());
 900                 bool deletelastrow = false;
 901
 902                 // split row
 903                 vector<string> dummy;
 904                 //cerr << "\n########### LINE: " << lines[row] << "########\n";
 905                 split(lines[row], dummy, HLINE);
 906
 907                 // handle horizontal line fragments
 908                 // we do only expect this for a last line without '\\'
 909                 if (dummy.size() != 3) {
 910                         if ((dummy.size() != 1 && dummy.size() != 2) ||
 911                             row != rowinfo.size() - 1)
 912                                 cerr << "unexpected dummy size: " << dummy.size()
 913                                         << " content: " << lines[row] << "\n";
 914                         dummy.resize(3);
 915                 }
 916                 lines[row] = dummy[1];
 917
 918                 //cerr << "line: " << row << " above 0: " << dummy[0] << "\n";
 919                 //cerr << "line: " << row << " below 2: " << dummy[2] <<  "\n";
 920                 //cerr << "line: " << row << " cells 1: " << dummy[1] <<  "\n";
 921
 922                 for (int i = 0; i <= 2; i += 2) {
 923                         //cerr << "   reading from line string '" << dummy[i] << "'\n";
 924                         Parser p1(dummy[i]);
 925                         while (p1.good()) {
 926                                 Token t = p1.get_token();
 927                                 //cerr << "read token: " << t << "\n";
 928                                 if (t.cs() == "hline" || t.cs() == "toprule" ||
 929                                     t.cs() == "midrule" ||
 930                                     t.cs() == "bottomrule") {
 931                                         if (t.cs() != "hline")
 932                                                 booktabs = true;
 933                                         if (i == 0) {
 934                                                 if (rowinfo[row].topline) {
 935                                                         if (row > 0) // extra bottomline above
 936                                                                 handle_hline_below(rowinfo[row - 1], cellinfo[row - 1]);
 937                                                         else
 938                                                                 cerr << "dropping extra "
 939                                                                      << t.cs() << '\n';
 940                                                         //cerr << "below row: " << row-1 << endl;
 941                                                 } else {
 942                                                         handle_hline_above(rowinfo[row], cellinfo[row]);
 943                                                         //cerr << "above row: " << row << endl;
 944                                                 }
 945                                         } else {
 946                                                 //cerr << "below row: " << row << endl;
 947                                                 handle_hline_below(rowinfo[row], cellinfo[row]);
 948                                         }
 949                                 } else if (t.cs() == "cline" || t.cs() == "cmidrule") {
 950                                         if (t.cs() == "cmidrule")
 951                                                 booktabs = true;
 952                                         string arg = p1.verbatim_item();
 953                                         //cerr << "read " << t.cs() << " arg: '" << arg << "'\n";
 954                                         vector<string> cols;
 955                                         split(arg, cols, '-');
 956                                         cols.resize(2);
 957                                         size_t from = convert<unsigned int>(cols[0]);
 958                                         if (from == 0)
 959                                                 cerr << "Could not parse "
 960                                                      << t.cs() << " start column."
 961                                                      << endl;
 962                                         else
 963                                                 // 1 based index -> 0 based
 964                                                 --from;
 965                                         if (from >= colinfo.size()) {
 966                                                 cerr << t.cs() << " starts at "
 967                                                         "non existing column "
 968                                                      << (from + 1) << endl;
 969                                                 from = colinfo.size() - 1;
 970                                         }
 971                                         size_t to = convert<unsigned int>(cols[1]);
 972                                         if (to == 0)
 973                                                 cerr << "Could not parse "
 974                                                      << t.cs() << " end column."
 975                                                      << endl;
 976                                         else
 977                                                 // 1 based index -> 0 based
 978                                                 --to;
 979                                         if (to >= colinfo.size()) {
 980                                                 cerr << t.cs() << " ends at "
 981                                                         "non existing column "
 982                                                      << (to + 1) << endl;
 983                                                 to = colinfo.size() - 1;
 984                                         }
 985                                         for (size_t col = from; col <= to; ++col) {
 986                                                 //cerr << "row: " << row << " col: " << col << " i: " << i << endl;
 987                                                 if (i == 0) {
 988                                                         rowinfo[row].topline = true;
 989                                                         cellinfo[row][col].topline = true;
 990                                                 } else {
 991                                                         rowinfo[row].bottomline = true;
 992                                                         cellinfo[row][col].bottomline = true;
 993                                                 }
 994                                         }
 995                                 } else if (t.cs() == "addlinespace") {
 996                                         booktabs = true;
 997                                         string const opt = p.next_token().cat() == catBegin ?
 998                                                         p.verbatim_item() : string();
 999                                         if (i == 0) {
1000                                                 if (opt.empty())
1001                                                         rowinfo[row].top_space = "default";
1002                                                 else
1003                                                         rowinfo[row].top_space = translate_len(opt);
1004                                         } else if (rowinfo[row].bottomline) {
1005                                                 if (opt.empty())
1006                                                         rowinfo[row].bottom_space = "default";
1007                                                 else
1008                                                         rowinfo[row].bottom_space = translate_len(opt);
1009                                         } else {
1010                                                 if (opt.empty())
1011                                                         rowinfo[row].interline_space = "default";
1012                                                 else
1013                                                         rowinfo[row].interline_space = translate_len(opt);
1014                                         }
1015                                 } else if (t.cs() == "endhead") {
1016                                         if (i == 0)
1017                                                 endhead.empty = true;
1018                                         else
1019                                                 rowinfo[row].type = LT_HEAD;
1020                                         for (int r = row - 1; r >= 0; --r) {
1021                                                 if (rowinfo[r].type != LT_NORMAL)
1022                                                         break;
1023                                                 rowinfo[r].type = LT_HEAD;
1024                                                 endhead.empty = false;
1025                                         }
1026                                         endhead.set = true;
1027                                 } else if (t.cs() == "endfirsthead") {
1028                                         if (i == 0)
1029                                                 endfirsthead.empty = true;
1030                                         else
1031                                                 rowinfo[row].type = LT_FIRSTHEAD;
1032                                         for (int r = row - 1; r >= 0; --r) {
1033                                                 if (rowinfo[r].type != LT_NORMAL)
1034                                                         break;
1035                                                 rowinfo[r].type = LT_FIRSTHEAD;
1036                                                 endfirsthead.empty = false;
1037                                         }
1038                                         endfirsthead.set = true;
1039                                 } else if (t.cs() == "endfoot") {
1040                                         if (i == 0)
1041                                                 endfoot.empty = true;
1042                                         else
1043                                                 rowinfo[row].type = LT_FOOT;
1044                                         for (int r = row - 1; r >= 0; --r) {
1045                                                 if (rowinfo[r].type != LT_NORMAL)
1046                                                         break;
1047                                                 rowinfo[r].type = LT_FOOT;
1048                                                 endfoot.empty = false;
1049                                         }
1050                                         endfoot.set = true;
1051                                 } else if (t.cs() == "endlastfoot") {
1052                                         if (i == 0)
1053                                                 endlastfoot.empty = true;
1054                                         else
1055                                                 rowinfo[row].type = LT_LASTFOOT;
1056                                         for (int r = row - 1; r >= 0; --r) {
1057                                                 if (rowinfo[r].type != LT_NORMAL)
1058                                                         break;
1059                                                 rowinfo[r].type = LT_LASTFOOT;
1060                                                 endlastfoot.empty = false;
1061                                         }
1062                                         endlastfoot.set = true;
1063                                 } else if (t.cs() == "newpage") {
1064                                         if (i == 0) {
1065                                                 if (row > 0)
1066                                                         rowinfo[row - 1].newpage = true;
1067                                                 else
1068                                                         // This does not work in LaTeX
1069                                                         cerr << "Ignoring "
1070                                                                 "'\\newpage' "
1071                                                                 "before rows."
1072                                                              << endl;
1073                                         } else
1074                                                 rowinfo[row].newpage = true;
1075                                 } else {
1076                                         cerr << "unexpected line token: " << t << endl;
1077                                 }
1078                         }
1079                 }
1080
1081                 // LyX ends headers and footers always with \tabularnewline.
1082                 // This causes one additional row in the output.
1083                 // If the last row of a header/footer is empty, we can work
1084                 // around that by removing it.
1085                 if (row > 1) {
1086                         RowInfo test = rowinfo[row-1];
1087                         test.type = LT_NORMAL;
1088                         if (lines[row-1].empty() && !test.special()) {
1089                                 switch (rowinfo[row-1].type) {
1090                                 case LT_FIRSTHEAD:
1091                                         if (rowinfo[row].type != LT_FIRSTHEAD &&
1092                                             rowinfo[row-2].type == LT_FIRSTHEAD)
1093                                                 deletelastrow = true;
1094                                         break;
1095                                 case LT_HEAD:
1096                                         if (rowinfo[row].type != LT_HEAD &&
1097                                             rowinfo[row-2].type == LT_HEAD)
1098                                                 deletelastrow = true;
1099                                         break;
1100                                 case LT_FOOT:
1101                                         if (rowinfo[row].type != LT_FOOT &&
1102                                             rowinfo[row-2].type == LT_FOOT)
1103                                                 deletelastrow = true;
1104                                         break;
1105                                 case LT_LASTFOOT:
1106                                         if (rowinfo[row].type != LT_LASTFOOT &&
1107                                             rowinfo[row-2].type == LT_LASTFOOT)
1108                                                 deletelastrow = true;
1109                                         break;
1110                                 case LT_NORMAL:
1111                                         break;
1112                                 }
1113                         }
1114                 }
1115
1116                 if (deletelastrow) {
1117                         lines.erase(lines.begin() + (row - 1));
1118                         rowinfo.erase(rowinfo.begin() + (row - 1));
1119                         cellinfo.erase(cellinfo.begin() + (row - 1));
1120                         continue;
1121                 }
1122
1123                 // split into cells
1124                 vector<string> cells;
1125                 split(lines[row], cells, TAB);
1126                 for (size_t col = 0, cell = 0; cell < cells.size();
1127                      ++col, ++cell) {
1128                         //cerr << "cell content: '" << cells[cell] << "'\n";
1129                         if (col >= colinfo.size()) {
1130                                 // This does not work in LaTeX
1131                                 cerr << "Ignoring extra cell '"
1132                                      << cells[cell] << "'." << endl;
1133                                 continue;
1134                         }
1135                         Parser parse(cells[cell]);
1136                         parse.skip_spaces();
1137                         //cells[cell] << "'\n";
1138                         if (parse.next_token().cs() == "multicolumn") {
1139                                 // how many cells?
1140                                 parse.get_token();
1141                                 size_t const ncells =
1142                                         convert<unsigned int>(parse.verbatim_item());
1143
1144                                 // special cell properties alignment
1145                                 vector<ColInfo> t;
1146                                 handle_colalign(parse, t, ColInfo());
1147                                 parse.skip_spaces(true);
1148                                 ColInfo & ci = t.front();
1149
1150                                 // The logic of LyX for multicolumn vertical
1151                                 // lines is too complicated to reproduce it
1152                                 // here (see LyXTabular::TeXCellPreamble()).
1153                                 // Therefore we simply put everything in the
1154                                 // special field.
1155                                 ci2special(ci);
1156
1157                                 cellinfo[row][col].multi      = CELL_BEGIN_OF_MULTICOLUMN;
1158                                 cellinfo[row][col].align      = ci.align;
1159                                 cellinfo[row][col].special    = ci.special;
1160                                 cellinfo[row][col].leftlines  = ci.leftlines;
1161                                 cellinfo[row][col].rightlines = ci.rightlines;
1162                                 ostringstream os2;
1163                                 parse_text_in_inset(parse, os2, FLAG_ITEM, false, context);
1164                                 if (!cellinfo[row][col].content.empty()) {
1165                                         // This may or may not work in LaTeX,
1166                                         // but it does not work in LyX.
1167                                         // FIXME: Handle it correctly!
1168                                         cerr << "Moving cell content '"
1169                                              << cells[cell]
1170                                              << "' into a multicolumn cell. "
1171                                                 "This will probably not work."
1172                                              << endl;
1173                                 }
1174                                 cellinfo[row][col].content += os2.str();
1175
1176                                 // add dummy cells for multicol
1177                                 for (size_t i = 0; i < ncells - 1; ++i) {
1178                                         ++col;
1179                                         if (col >= colinfo.size()) {
1180                                                 cerr << "The cell '"
1181                                                         << cells[cell]
1182                                                         << "' specifies "
1183                                                         << convert<string>(ncells)
1184                                                         << " columns while the table has only "
1185                                                         << convert<string>(colinfo.size())
1186                                                         << " columns!"
1187                                                         << " Therefore the surplus columns will be ignored."
1188                                                         << endl;
1189                                                 break;
1190                                         }
1191                                         cellinfo[row][col].multi = CELL_PART_OF_MULTICOLUMN;
1192                                         cellinfo[row][col].align = 'c';
1193                                 }
1194
1195                         } else if (col == 0 && colinfo.size() > 1 &&
1196                                    is_long_tabular &&
1197                                    parse.next_token().cs() == "caption") {
1198                                 // longtable caption support in LyX is a hack:
1199                                 // Captions require a row of their own with
1200                                 // the caption flag set to true, having only
1201                                 // one multicolumn cell. The contents of that
1202                                 // cell must contain exactly one caption inset
1203                                 // and nothing else.
1204                                 // Fortunately, the caption flag is only needed
1205                                 // for tables with more than one column.
1206                                 rowinfo[row].caption = true;
1207                                 for (size_t c = 1; c < cells.size(); ++c) {
1208                                         if (!cells[c].empty()) {
1209                                                 cerr << "Moving cell content '"
1210                                                      << cells[c]
1211                                                      << "' into the caption cell. "
1212                                                         "This will probably not work."
1213                                                      << endl;
1214                                                 cells[0] += cells[c];
1215                                         }
1216                                 }
1217                                 cells.resize(1);
1218                                 cellinfo[row][col].align      = colinfo[col].align;
1219                                 cellinfo[row][col].multi      = CELL_BEGIN_OF_MULTICOLUMN;
1220                                 ostringstream os2;
1221                                 parse_text_in_inset(parse, os2, FLAG_CELL, false, context);
1222                                 cellinfo[row][col].content += os2.str();
1223                                 // add dummy multicolumn cells
1224                                 for (size_t c = 1; c < colinfo.size(); ++c)
1225                                         cellinfo[row][c].multi = CELL_PART_OF_MULTICOLUMN;
1226                         } else {
1227                                 bool turn = false;
1228                                 int rotate = 0;
1229                                 if (parse.next_token().cs() == "begin") {
1230                                         parse.pushPosition();
1231                                         parse.get_token();
1232                                         string const env = parse.getArg('{', '}');
1233                                         if (env == "sideways" || env == "turn") {
1234                                                 string angle = "90";
1235                                                 if (env == "turn") {
1236                                                         turn = true;
1237                                                         angle = parse.getArg('{', '}');
1238                                                 }
1239                                                 active_environments.push_back(env);
1240                                                 parse.ertEnvironment(env);
1241                                                 active_environments.pop_back();
1242                                                 parse.skip_spaces();
1243                                                 if (!parse.good() && support::isStrInt(angle))
1244                                                         rotate = convert<int>(angle);
1245                                         }
1246                                         parse.popPosition();
1247                                 }
1248                                 cellinfo[row][col].leftlines  = colinfo[col].leftlines;
1249                                 cellinfo[row][col].rightlines = colinfo[col].rightlines;
1250                                 cellinfo[row][col].align      = colinfo[col].align;
1251                                 ostringstream os2;
1252                                 if (rotate != 0) {
1253                                         cellinfo[row][col].rotate = rotate;
1254                                         parse.get_token();
1255                                         active_environments.push_back(parse.getArg('{', '}'));
1256                                         if (turn)
1257                                                 parse.getArg('{', '}');
1258                                         parse_text_in_inset(parse, os2, FLAG_END, false, context);
1259                                         active_environments.pop_back();
1260                                         preamble.registerAutomaticallyLoadedPackage("rotating");
1261                                 } else {
1262                                         parse_text_in_inset(parse, os2, FLAG_CELL, false, context);
1263                                 }
1264                                 cellinfo[row][col].content += os2.str();
1265                         }
1266                 }
1267
1268                 //cerr << "//  handle almost empty last row what we have\n";
1269                 // handle almost empty last row
1270                 if (row && lines[row].empty() && row + 1 == rowinfo.size()) {
1271                         //cerr << "remove empty last line\n";
1272                         if (rowinfo[row].topline)
1273                                 rowinfo[row - 1].bottomline = true;
1274                         for (size_t col = 0; col < colinfo.size(); ++col)
1275                                 if (cellinfo[row][col].topline)
1276                                         cellinfo[row - 1][col].bottomline = true;
1277                         rowinfo.pop_back();
1278                 }
1279
1280                 ++row;
1281         }
1282
1283         // Now we have the table structure and content in rowinfo, colinfo
1284         // and cellinfo.
1285         // Unfortunately LyX has some limitations that we need to work around.
1286
1287         // Convert cells with special content to multicolumn cells
1288         // (LyX ignores the special field for non-multicolumn cells).
1289         for (size_t row = 0; row < rowinfo.size(); ++row) {
1290                 for (size_t col = 0; col < cellinfo[row].size(); ++col) {
1291                         if (cellinfo[row][col].multi == CELL_NORMAL &&
1292                             !cellinfo[row][col].special.empty())
1293                                 cellinfo[row][col].multi = CELL_BEGIN_OF_MULTICOLUMN;
1294                 }
1295         }
1296
1297         // Distribute lines from rows/columns to cells
1298         // The code was stolen from convert_tablines() in lyx2lyx/lyx_1_6.py.
1299         // Each standard cell inherits the settings of the corresponding
1300         // rowinfo/colinfo. This works because all cells with individual
1301         // settings were converted to multicolumn cells above.
1302         // Each multicolumn cell inherits the settings of the rowinfo/colinfo
1303         // corresponding to the first column of the multicolumn cell (default
1304         // of the multicol package). This works because the special field
1305         // overrides the line fields.
1306         for (size_t row = 0; row < rowinfo.size(); ++row) {
1307                 for (size_t col = 0; col < cellinfo[row].size(); ++col) {
1308                         if (cellinfo[row][col].multi == CELL_NORMAL) {
1309                                 cellinfo[row][col].topline = rowinfo[row].topline;
1310                                 cellinfo[row][col].bottomline = rowinfo[row].bottomline;
1311                                 cellinfo[row][col].leftlines = colinfo[col].leftlines;
1312                                 cellinfo[row][col].rightlines = colinfo[col].rightlines;
1313                         } else if (cellinfo[row][col].multi == CELL_BEGIN_OF_MULTICOLUMN) {
1314                                 size_t s = col + 1;
1315                                 while (s < cellinfo[row].size() &&
1316                                        cellinfo[row][s].multi == CELL_PART_OF_MULTICOLUMN)
1317                                         s++;
1318                                 if (s < cellinfo[row].size() &&
1319                                     cellinfo[row][s].multi != CELL_BEGIN_OF_MULTICOLUMN)
1320                                         cellinfo[row][col].rightlines = colinfo[col].rightlines;
1321                                 if (col > 0 && cellinfo[row][col-1].multi == CELL_NORMAL)
1322                                         cellinfo[row][col].leftlines = colinfo[col].leftlines;
1323                         }
1324                 }
1325         }
1326
1327         if (booktabs)
1328                 preamble.registerAutomaticallyLoadedPackage("booktabs");
1329         if (name == "longtable")
1330                 preamble.registerAutomaticallyLoadedPackage("longtable");
1331         else if (name == "xltabular")
1332                 preamble.registerAutomaticallyLoadedPackage("xltabular");
1333         else if (name == "tabularx")
1334                 preamble.registerAutomaticallyLoadedPackage("tabularx");
1335
1336         //cerr << "// output what we have\n";
1337         // output what we have
1338         string const rotate = "0";
1339         os << "\n<lyxtabular version=\"3\" rows=\"" << rowinfo.size()
1340            << "\" columns=\"" << colinfo.size() << "\">\n";
1341         os << "<features"
1342            << write_attribute("rotate", rotate)
1343            << write_attribute("booktabs", booktabs)
1344            << write_attribute("islongtable", is_long_tabular);
1345         if (is_long_tabular) {
1346                 os << write_attribute("firstHeadTopDL", endfirsthead.topDL)
1347                    << write_attribute("firstHeadBottomDL", endfirsthead.bottomDL)
1348                    << write_attribute("firstHeadEmpty", endfirsthead.empty)
1349                    << write_attribute("headTopDL", endhead.topDL)
1350                    << write_attribute("headBottomDL", endhead.bottomDL)
1351                    << write_attribute("footTopDL", endfoot.topDL)
1352                    << write_attribute("footBottomDL", endfoot.bottomDL)
1353                    << write_attribute("lastFootTopDL", endlastfoot.topDL)
1354                    << write_attribute("lastFootBottomDL", endlastfoot.bottomDL)
1355                    << write_attribute("lastFootEmpty", endlastfoot.empty);
1356                 if (!halign.empty())
1357                         os << write_attribute("longtabularalignment", halign);
1358         } else
1359                 os << write_attribute("tabularvalignment", tabularvalignment)
1360                    << write_attribute("tabularwidth", tabularwidth);
1361         os << ">\n";
1362
1363         //cerr << "// after header\n";
1364         for (size_t col = 0; col < colinfo.size(); ++col) {
1365                 os << "<column alignment=\""
1366                    << verbose_align(colinfo[col].align) << "\""
1367                    << " valignment=\""
1368                    << verbose_valign(colinfo[col].valign) << "\""
1369                    << write_attribute("width", translate_len(colinfo[col].width))
1370                    << write_attribute("special", colinfo[col].special)
1371                    << write_attribute("varwidth", colinfo[col].varwidth)
1372                    << ">\n";
1373         }
1374         //cerr << "// after cols\n";
1375
1376         for (size_t row = 0; row < rowinfo.size(); ++row) {
1377                 os << "<row"
1378                    << write_attribute("topspace", rowinfo[row].top_space)
1379                    << write_attribute("bottomspace", rowinfo[row].bottom_space)
1380                    << write_attribute("interlinespace", rowinfo[row].interline_space)
1381                    << write_attribute("endhead",
1382                                       rowinfo[row].type == LT_HEAD)
1383                    << write_attribute("endfirsthead",
1384                                       rowinfo[row].type == LT_FIRSTHEAD)
1385                    << write_attribute("endfoot",
1386                                       rowinfo[row].type == LT_FOOT)
1387                    << write_attribute("endlastfoot",
1388                                       rowinfo[row].type == LT_LASTFOOT)
1389                    << write_attribute("newpage", rowinfo[row].newpage)
1390                    << write_attribute("caption", rowinfo[row].caption)
1391                    << ">\n";
1392                 for (size_t col = 0; col < colinfo.size(); ++col) {
1393                         CellInfo const & cell = cellinfo[row][col];
1394                         os << "<cell";
1395                         if (cell.multi != CELL_NORMAL)
1396                                 os << " multicolumn=\"" << cell.multi << "\"";
1397                         os << " alignment=\"" << verbose_align(cell.align)
1398                            << "\""
1399                            << " valignment=\"" << verbose_valign(cell.valign)
1400                            << "\""
1401                            << write_attribute("topline", cell.topline)
1402                            << write_attribute("bottomline", cell.bottomline)
1403                            << write_attribute("leftline", cell.leftlines > 0)
1404                            << write_attribute("rightline", cell.rightlines > 0)
1405                            << write_attribute("rotate", cell.rotate);
1406                         //cerr << "\nrow: " << row << " col: " << col;
1407                         //if (cell.topline)
1408                         //      cerr << " topline=\"true\"";
1409                         //if (cell.bottomline)
1410                         //      cerr << " bottomline=\"true\"";
1411                         os << " usebox=\"none\""
1412                            << write_attribute("width", translate_len(cell.width));
1413                         if (cell.multi != CELL_NORMAL)
1414                                 os << write_attribute("special", cell.special);
1415                         os << ">"
1416                            << "\n\\begin_inset Text\n"
1417                            << cell.content
1418                            << "\n\\end_inset\n"
1419                            << "</cell>\n";
1420                 }
1421                 os << "</row>\n";
1422         }
1423
1424         os << "</lyxtabular>\n";
1425 }
1426
1427
1428
1429
1430 // }])
1431
1432
1433 } // namespace lyx