src/BufferParams.cpp

   1 /**
   2  * \file BufferParams.cpp
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author Alfredo Braunstein
   7  * \author Lars Gullik Bjønnes
   8  * \author Jean-Marc Lasgouttes
   9  * \author John Levon
  10  * \author André Pönitz
  11  * \author Martin Vermeer
  12  *
  13  * Full author contact details are available in file CREDITS.
  14  */
  15
  16 #include <config.h>
  17
  18 #include "BufferParams.h"
  19
  20 #include "Author.h"
  21 #include "BranchList.h"
  22 #include "buffer_funcs.h"
  23 #include "Bullet.h"
  24 #include "Color.h"
  25 #include "Encoding.h"
  26 #include "Language.h"
  27 #include "LaTeXFeatures.h"
  28 #include "ModuleList.h"
  29 #include "Font.h"
  30 #include "Lexer.h"
  31 #include "LyXRC.h"
  32 #include "TextClassList.h"
  33 #include "OutputParams.h"
  34 #include "Spacing.h"
  35 #include "TexRow.h"
  36 #include "VSpace.h"
  37 #include "PDFOptions.h"
  38
  39 #include "frontends/alert.h"
  40
  41 #include "insets/InsetListingsParams.h"
  42
  43 #include "support/convert.h"
  44 #include "support/debug.h"
  45 #include "support/docstream.h"
  46 #include "support/FileName.h"
  47 #include "support/filetools.h"
  48 #include "support/gettext.h"
  49 #include "support/Messages.h"
  50 #include "support/Translator.h"
  51 #include "support/lstrings.h"
  52
  53 #include <algorithm>
  54 #include <sstream>
  55
  56 using namespace std;
  57 using namespace lyx::support;
  58
  59
  60 static char const * const string_paragraph_separation[] = {
  61         "indent", "skip", ""
  62 };
  63
  64
  65 static char const * const string_quotes_language[] = {
  66         "english", "swedish", "german", "polish", "french", "danish", ""
  67 };
  68
  69
  70 static char const * const string_papersize[] = {
  71         "default", "custom", "letterpaper", "executivepaper", "legalpaper",
  72         "a3paper", "a4paper", "a5paper", "b3paper", "b4paper", "b5paper", ""
  73 };
  74
  75
  76 static char const * const string_orientation[] = {
  77         "portrait", "landscape", ""
  78 };
  79
  80
  81 static char const * const string_footnotekinds[] = {
  82         "footnote", "margin", "fig", "tab", "alg", "wide-fig", "wide-tab", ""
  83 };
  84
  85
  86 static char const * const tex_graphics[] = {
  87         "default", "dvips", "dvitops", "emtex",
  88         "ln", "oztex", "textures", "none", ""
  89 };
  90
  91
  92 namespace lyx {
  93
  94 // Local translators
  95 namespace {
  96
  97 // Paragraph separation
  98 typedef Translator<string, BufferParams::PARSEP> ParSepTranslator;
  99
 100
 101 ParSepTranslator const init_parseptranslator()
 102 {
 103         ParSepTranslator translator(string_paragraph_separation[0], BufferParams::PARSEP_INDENT);
 104         translator.addPair(string_paragraph_separation[1], BufferParams::PARSEP_SKIP);
 105         return translator;
 106 }
 107
 108
 109 ParSepTranslator const & parseptranslator()
 110 {
 111         static ParSepTranslator translator = init_parseptranslator();
 112         return translator;
 113 }
 114
 115
 116 // Quotes language
 117 typedef Translator<string, InsetQuotes::quote_language> QuotesLangTranslator;
 118
 119
 120 QuotesLangTranslator const init_quoteslangtranslator()
 121 {
 122         QuotesLangTranslator translator(string_quotes_language[0], InsetQuotes::EnglishQ);
 123         translator.addPair(string_quotes_language[1], InsetQuotes::SwedishQ);
 124         translator.addPair(string_quotes_language[2], InsetQuotes::GermanQ);
 125         translator.addPair(string_quotes_language[3], InsetQuotes::PolishQ);
 126         translator.addPair(string_quotes_language[4], InsetQuotes::FrenchQ);
 127         translator.addPair(string_quotes_language[5], InsetQuotes::DanishQ);
 128         return translator;
 129 }
 130
 131
 132 QuotesLangTranslator const & quoteslangtranslator()
 133 {
 134         static QuotesLangTranslator translator = init_quoteslangtranslator();
 135         return translator;
 136 }
 137
 138
 139 // Paper size
 140 typedef Translator<string, PAPER_SIZE> PaperSizeTranslator;
 141
 142
 143 PaperSizeTranslator const init_papersizetranslator()
 144 {
 145         PaperSizeTranslator translator(string_papersize[0], PAPER_DEFAULT);
 146         translator.addPair(string_papersize[1], PAPER_CUSTOM);
 147         translator.addPair(string_papersize[2], PAPER_USLETTER);
 148         translator.addPair(string_papersize[3], PAPER_USLEGAL);
 149         translator.addPair(string_papersize[4], PAPER_USEXECUTIVE);
 150         translator.addPair(string_papersize[5], PAPER_A3);
 151         translator.addPair(string_papersize[6], PAPER_A4);
 152         translator.addPair(string_papersize[7], PAPER_A5);
 153         translator.addPair(string_papersize[8], PAPER_B3);
 154         translator.addPair(string_papersize[9], PAPER_B4);
 155         translator.addPair(string_papersize[10], PAPER_B5);
 156         return translator;
 157 }
 158
 159
 160 PaperSizeTranslator const & papersizetranslator()
 161 {
 162         static PaperSizeTranslator translator = init_papersizetranslator();
 163         return translator;
 164 }
 165
 166
 167 // Paper orientation
 168 typedef Translator<string, PAPER_ORIENTATION> PaperOrientationTranslator;
 169
 170
 171 PaperOrientationTranslator const init_paperorientationtranslator()
 172 {
 173         PaperOrientationTranslator translator(string_orientation[0], ORIENTATION_PORTRAIT);
 174         translator.addPair(string_orientation[1], ORIENTATION_LANDSCAPE);
 175         return translator;
 176 }
 177
 178
 179 PaperOrientationTranslator const & paperorientationtranslator()
 180 {
 181         static PaperOrientationTranslator translator = init_paperorientationtranslator();
 182         return translator;
 183 }
 184
 185
 186 // Page sides
 187 typedef Translator<int, PageSides> SidesTranslator;
 188
 189
 190 SidesTranslator const init_sidestranslator()
 191 {
 192         SidesTranslator translator(1, OneSide);
 193         translator.addPair(2, TwoSides);
 194         return translator;
 195 }
 196
 197
 198 SidesTranslator const & sidestranslator()
 199 {
 200         static SidesTranslator translator = init_sidestranslator();
 201         return translator;
 202 }
 203
 204
 205 // LaTeX packages
 206 typedef Translator<int, BufferParams::Package> PackageTranslator;
 207
 208
 209 PackageTranslator const init_packagetranslator()
 210 {
 211         PackageTranslator translator(0, BufferParams::package_off);
 212         translator.addPair(1, BufferParams::package_auto);
 213         translator.addPair(2, BufferParams::package_on);
 214         return translator;
 215 }
 216
 217
 218 PackageTranslator const & packagetranslator()
 219 {
 220         static PackageTranslator translator = init_packagetranslator();
 221         return translator;
 222 }
 223
 224
 225 // Cite engine
 226 typedef Translator<string, biblio::CiteEngine> CiteEngineTranslator;
 227
 228
 229 CiteEngineTranslator const init_citeenginetranslator()
 230 {
 231         CiteEngineTranslator translator("basic", biblio::ENGINE_BASIC);
 232         translator.addPair("natbib_numerical", biblio::ENGINE_NATBIB_NUMERICAL);
 233         translator.addPair("natbib_authoryear", biblio::ENGINE_NATBIB_AUTHORYEAR);
 234         translator.addPair("jurabib", biblio::ENGINE_JURABIB);
 235         return translator;
 236 }
 237
 238
 239 CiteEngineTranslator const & citeenginetranslator()
 240 {
 241         static CiteEngineTranslator translator = init_citeenginetranslator();
 242         return translator;
 243 }
 244
 245
 246 // Spacing
 247 typedef Translator<string, Spacing::Space> SpaceTranslator;
 248
 249
 250 SpaceTranslator const init_spacetranslator()
 251 {
 252         SpaceTranslator translator("default", Spacing::Default);
 253         translator.addPair("single", Spacing::Single);
 254         translator.addPair("onehalf", Spacing::Onehalf);
 255         translator.addPair("double", Spacing::Double);
 256         translator.addPair("other", Spacing::Other);
 257         return translator;
 258 }
 259
 260
 261 SpaceTranslator const & spacetranslator()
 262 {
 263         static SpaceTranslator translator = init_spacetranslator();
 264         return translator;
 265 }
 266
 267
 268 } // anon namespace
 269
 270
 271 class BufferParams::Impl
 272 {
 273 public:
 274         Impl();
 275
 276         AuthorList authorlist;
 277         BranchList branchlist;
 278         Bullet temp_bullets[4];
 279         Bullet user_defined_bullets[4];
 280         Spacing spacing;
 281         /** This is the amount of space used for paragraph_separation "skip",
 282          * and for detached paragraphs in "indented" documents.
 283          */
 284         VSpace defskip;
 285         PDFOptions pdfoptions;
 286 };
 287
 288
 289 BufferParams::Impl::Impl()
 290         : defskip(VSpace::MEDSKIP)
 291 {
 292         // set initial author
 293         // FIXME UNICODE
 294         authorlist.record(Author(from_utf8(lyxrc.user_name), from_utf8(lyxrc.user_email)));
 295 }
 296
 297
 298 BufferParams::Impl *
 299 BufferParams::MemoryTraits::clone(BufferParams::Impl const * ptr)
 300 {
 301         BOOST_ASSERT(ptr);
 302
 303         return new BufferParams::Impl(*ptr);
 304 }
 305
 306
 307 void BufferParams::MemoryTraits::destroy(BufferParams::Impl * ptr)
 308 {
 309         delete ptr;
 310 }
 311
 312
 313 BufferParams::BufferParams()
 314         : pimpl_(new Impl)
 315 {
 316         setBaseClass(defaultTextclass());
 317         makeTextClass();
 318         paragraph_separation = PARSEP_INDENT;
 319         quotes_language = InsetQuotes::EnglishQ;
 320         fontsize = "default";
 321
 322         /*  PaperLayout */
 323         papersize = PAPER_DEFAULT;
 324         orientation = ORIENTATION_PORTRAIT;
 325         use_geometry = false;
 326         use_amsmath = package_auto;
 327         use_esint = package_auto;
 328         cite_engine_ = biblio::ENGINE_BASIC;
 329         use_bibtopic = false;
 330         trackChanges = false;
 331         outputChanges = false;
 332         secnumdepth = 3;
 333         tocdepth = 3;
 334         language = default_language;
 335         fontsRoman = "default";
 336         fontsSans = "default";
 337         fontsTypewriter = "default";
 338         fontsDefaultFamily = "default";
 339         fontsSC = false;
 340         fontsOSF = false;
 341         fontsSansScale = 100;
 342         fontsTypewriterScale = 100;
 343         inputenc = "auto";
 344         graphicsDriver = "default";
 345         sides = OneSide;
 346         columns = 1;
 347         listings_params = string();
 348         pagestyle = "default";
 349         compressed = false;
 350         embedded = false;
 351         for (int iter = 0; iter < 4; ++iter) {
 352                 user_defined_bullet(iter) = ITEMIZE_DEFAULTS[iter];
 353                 temp_bullet(iter) = ITEMIZE_DEFAULTS[iter];
 354         }
 355 }
 356
 357
 358 BufferParams::~BufferParams()
 359 {}
 360
 361
 362 docstring const BufferParams::B_(string const & l10n) const
 363 {
 364         BOOST_ASSERT(language);
 365         return getMessages(language->code()).get(l10n);
 366 }
 367
 368
 369 AuthorList & BufferParams::authors()
 370 {
 371         return pimpl_->authorlist;
 372 }
 373
 374
 375 AuthorList const & BufferParams::authors() const
 376 {
 377         return pimpl_->authorlist;
 378 }
 379
 380
 381 BranchList & BufferParams::branchlist()
 382 {
 383         return pimpl_->branchlist;
 384 }
 385
 386
 387 BranchList const & BufferParams::branchlist() const
 388 {
 389         return pimpl_->branchlist;
 390 }
 391
 392
 393 Bullet & BufferParams::temp_bullet(lyx::size_type const index)
 394 {
 395         BOOST_ASSERT(index < 4);
 396         return pimpl_->temp_bullets[index];
 397 }
 398
 399
 400 Bullet const & BufferParams::temp_bullet(lyx::size_type const index) const
 401 {
 402         BOOST_ASSERT(index < 4);
 403         return pimpl_->temp_bullets[index];
 404 }
 405
 406
 407 Bullet & BufferParams::user_defined_bullet(lyx::size_type const index)
 408 {
 409         BOOST_ASSERT(index < 4);
 410         return pimpl_->user_defined_bullets[index];
 411 }
 412
 413
 414 Bullet const & BufferParams::user_defined_bullet(lyx::size_type const index) const
 415 {
 416         BOOST_ASSERT(index < 4);
 417         return pimpl_->user_defined_bullets[index];
 418 }
 419
 420
 421 Spacing & BufferParams::spacing()
 422 {
 423         return pimpl_->spacing;
 424 }
 425
 426
 427 Spacing const & BufferParams::spacing() const
 428 {
 429         return pimpl_->spacing;
 430 }
 431
 432
 433 PDFOptions & BufferParams::pdfoptions()
 434 {
 435         return pimpl_->pdfoptions;
 436 }
 437
 438
 439 PDFOptions const & BufferParams::pdfoptions() const
 440 {
 441         return pimpl_->pdfoptions;
 442 }
 443
 444
 445 VSpace const & BufferParams::getDefSkip() const
 446 {
 447         return pimpl_->defskip;
 448 }
 449
 450
 451 void BufferParams::setDefSkip(VSpace const & vs)
 452 {
 453         pimpl_->defskip = vs;
 454 }
 455
 456
 457 string const BufferParams::readToken(Lexer & lex, string const & token,
 458         FileName const & filepath)
 459 {
 460         if (token == "\\textclass") {
 461                 lex.next();
 462                 string const classname = lex.getString();
 463                 // if there exists a local layout file, ignore the system one
 464                 // NOTE: in this case, the textclass (.cls file) is assumed to be available.
 465                 pair<bool, lyx::textclass_type> pp =
 466                         make_pair(false, textclass_type(0));
 467                 if (!filepath.empty())
 468                         pp = textclasslist.addTextClass(
 469                                 classname, filepath.absFilename());
 470                 if (pp.first)
 471                         setBaseClass(pp.second);
 472                 else {
 473                         pp = textclasslist.numberOfClass(classname);
 474                         if (pp.first)
 475                                 setBaseClass(pp.second);
 476                         else {
 477                                 // a warning will be given for unknown class
 478                                 setBaseClass(defaultTextclass());
 479                                 return classname;
 480                         }
 481                 }
 482                 // FIXME: this warning will be given even if there exists a local .cls
 483                 // file. Even worse, the .lyx file can not be compiled or exported
 484                 // because the textclass is marked as unavilable.
 485                 if (!getTextClass().isTeXClassAvailable()) {
 486                         docstring const msg =
 487                                 bformat(_("The layout file requested by this document,\n"
 488                                                  "%1$s.layout,\n"
 489                                                  "is not usable. This is probably because a LaTeX\n"
 490                                                  "class or style file required by it is not\n"
 491                                                  "available. See the Customization documentation\n"
 492                                                  "for more information.\n"), from_utf8(classname));
 493                         frontend::Alert::warning(_("Document class not available"),
 494                                        msg + _("LyX will not be able to produce output."));
 495                 }
 496
 497         } else if (token == "\\begin_preamble") {
 498                 readPreamble(lex);
 499         } else if (token == "\\begin_modules") {
 500                 readModules(lex);
 501         } else if (token == "\\options") {
 502                 lex.eatLine();
 503                 options = lex.getString();
 504         } else if (token == "\\language") {
 505                 readLanguage(lex);
 506         } else if (token == "\\inputencoding") {
 507                 lex >> inputenc;
 508         } else if (token == "\\graphics") {
 509                 readGraphicsDriver(lex);
 510         } else if (token == "\\font_roman") {
 511                 lex >> fontsRoman;
 512         } else if (token == "\\font_sans") {
 513                 lex >> fontsSans;
 514         } else if (token == "\\font_typewriter") {
 515                 lex >> fontsTypewriter;
 516         } else if (token == "\\font_default_family") {
 517                 lex >> fontsDefaultFamily;
 518         } else if (token == "\\font_sc") {
 519                 lex >> fontsSC;
 520         } else if (token == "\\font_osf") {
 521                 lex >> fontsOSF;
 522         } else if (token == "\\font_sf_scale") {
 523                 lex >> fontsSansScale;
 524         } else if (token == "\\font_tt_scale") {
 525                 lex >> fontsTypewriterScale;
 526         } else if (token == "\\paragraph_separation") {
 527                 string parsep;
 528                 lex >> parsep;
 529                 paragraph_separation = parseptranslator().find(parsep);
 530         } else if (token == "\\defskip") {
 531                 lex.next();
 532                 pimpl_->defskip = VSpace(lex.getString());
 533         } else if (token == "\\quotes_language") {
 534                 string quotes_lang;
 535                 lex >> quotes_lang;
 536                 quotes_language = quoteslangtranslator().find(quotes_lang);
 537         } else if (token == "\\papersize") {
 538                 string ppsize;
 539                 lex >> ppsize;
 540                 papersize = papersizetranslator().find(ppsize);
 541         } else if (token == "\\use_geometry") {
 542                 lex >> use_geometry;
 543         } else if (token == "\\use_amsmath") {
 544                 int use_ams;
 545                 lex >> use_ams;
 546                 use_amsmath = packagetranslator().find(use_ams);
 547         } else if (token == "\\use_esint") {
 548                 int useesint;
 549                 lex >> useesint;
 550                 use_esint = packagetranslator().find(useesint);
 551         } else if (token == "\\cite_engine") {
 552                 string engine;
 553                 lex >> engine;
 554                 cite_engine_ = citeenginetranslator().find(engine);
 555         } else if (token == "\\use_bibtopic") {
 556                 lex >> use_bibtopic;
 557         } else if (token == "\\tracking_changes") {
 558                 lex >> trackChanges;
 559         } else if (token == "\\output_changes") {
 560                 lex >> outputChanges;
 561         } else if (token == "\\branch") {
 562                 lex.next();
 563                 docstring branch = lex.getDocString();
 564                 branchlist().add(branch);
 565                 while (true) {
 566                         lex.next();
 567                         string const tok = lex.getString();
 568                         if (tok == "\\end_branch")
 569                                 break;
 570                         Branch * branch_ptr = branchlist().find(branch);
 571                         if (tok == "\\selected") {
 572                                 lex.next();
 573                                 if (branch_ptr)
 574                                         branch_ptr->setSelected(lex.getInteger());
 575                         }
 576                         // not yet operational
 577                         if (tok == "\\color") {
 578                                 lex.eatLine();
 579                                 string color = lex.getString();
 580                                 if (branch_ptr)
 581                                         branch_ptr->setColor(color);
 582                                 // Update also the Color table:
 583                                 if (color == "none")
 584                                         color = lcolor.getX11Name(Color_background);
 585                                 // FIXME UNICODE
 586                                 lcolor.setColor(to_utf8(branch), color);
 587
 588                         }
 589                 }
 590         } else if (token == "\\author") {
 591                 lex.eatLine();
 592                 istringstream ss(lex.getString());
 593                 Author a;
 594                 ss >> a;
 595                 author_map.push_back(pimpl_->authorlist.record(a));
 596         } else if (token == "\\paperorientation") {
 597                 string orient;
 598                 lex >> orient;
 599                 orientation = paperorientationtranslator().find(orient);
 600         } else if (token == "\\paperwidth") {
 601                 lex >> paperwidth;
 602         } else if (token == "\\paperheight") {
 603                 lex >> paperheight;
 604         } else if (token == "\\leftmargin") {
 605                 lex >> leftmargin;
 606         } else if (token == "\\topmargin") {
 607                 lex >> topmargin;
 608         } else if (token == "\\rightmargin") {
 609                 lex >> rightmargin;
 610         } else if (token == "\\bottommargin") {
 611                 lex >> bottommargin;
 612         } else if (token == "\\headheight") {
 613                 lex >> headheight;
 614         } else if (token == "\\headsep") {
 615                 lex >> headsep;
 616         } else if (token == "\\footskip") {
 617                 lex >> footskip;
 618         } else if (token == "\\paperfontsize") {
 619                 lex >> fontsize;
 620         } else if (token == "\\papercolumns") {
 621                 lex >> columns;
 622         } else if (token == "\\listings_params") {
 623                 string par;
 624                 lex >> par;
 625                 listings_params = InsetListingsParams(par).params();
 626         } else if (token == "\\papersides") {
 627                 int psides;
 628                 lex >> psides;
 629                 sides = sidestranslator().find(psides);
 630         } else if (token == "\\paperpagestyle") {
 631                 lex >> pagestyle;
 632         } else if (token == "\\bullet") {
 633                 readBullets(lex);
 634         } else if (token == "\\bulletLaTeX") {
 635                 readBulletsLaTeX(lex);
 636         } else if (token == "\\secnumdepth") {
 637                 lex >> secnumdepth;
 638         } else if (token == "\\tocdepth") {
 639                 lex >> tocdepth;
 640         } else if (token == "\\spacing") {
 641                 string nspacing;
 642                 lex >> nspacing;
 643                 string tmp_val;
 644                 if (nspacing == "other") {
 645                         lex >> tmp_val;
 646                 }
 647                 spacing().set(spacetranslator().find(nspacing), tmp_val);
 648         } else if (token == "\\float_placement") {
 649                 lex >> float_placement;
 650
 651         } else if (prefixIs(token, "\\pdf_") || token == "\\use_hyperref") {
 652                 string toktmp = pdfoptions().readToken(lex, token);
 653                 if (!toktmp.empty()) {
 654                         lyxerr << "PDFOptions::readToken(): Unknown token: " <<
 655                                 toktmp << endl;
 656                         return toktmp;
 657                 }
 658         } else {
 659                 lyxerr << "BufferParams::readToken(): Unknown token: " <<
 660                         token << endl;
 661                 return token;
 662         }
 663
 664         return string();
 665 }
 666
 667
 668 void BufferParams::writeFile(ostream & os) const
 669 {
 670         // The top of the file is written by the buffer.
 671         // Prints out the buffer info into the .lyx file given by file
 672
 673         // the textclass
 674         os << "\\textclass " << textclasslist[baseClass_].name() << '\n';
 675
 676         // then the preamble
 677         if (!preamble.empty()) {
 678                 // remove '\n' from the end of preamble
 679                 string const tmppreamble = rtrim(preamble, "\n");
 680                 os << "\\begin_preamble\n"
 681                    << tmppreamble
 682                    << "\n\\end_preamble\n";
 683         }
 684
 685         // the options
 686         if (!options.empty()) {
 687                 os << "\\options " << options << '\n';
 688         }
 689
 690         //the modules
 691         if (!layoutModules_.empty()) {
 692                 os << "\\begin_modules" << '\n';
 693                 LayoutModuleList::const_iterator it = layoutModules_.begin();
 694                 for (; it != layoutModules_.end(); it++)
 695                         os << *it << '\n';
 696                 os << "\\end_modules" << '\n';
 697         }
 698
 699         // then the text parameters
 700         if (language != ignore_language)
 701                 os << "\\language " << language->lang() << '\n';
 702         os << "\\inputencoding " << inputenc
 703            << "\n\\font_roman " << fontsRoman
 704            << "\n\\font_sans " << fontsSans
 705            << "\n\\font_typewriter " << fontsTypewriter
 706            << "\n\\font_default_family " << fontsDefaultFamily
 707            << "\n\\font_sc " << convert<string>(fontsSC)
 708            << "\n\\font_osf " << convert<string>(fontsOSF)
 709            << "\n\\font_sf_scale " << fontsSansScale
 710            << "\n\\font_tt_scale " << fontsTypewriterScale
 711            << "\n\\graphics " << graphicsDriver << '\n';
 712
 713         if (!float_placement.empty()) {
 714                 os << "\\float_placement " << float_placement << '\n';
 715         }
 716         os << "\\paperfontsize " << fontsize << '\n';
 717
 718         spacing().writeFile(os);
 719         pdfoptions().writeFile(os);
 720
 721         os << "\\papersize " << string_papersize[papersize]
 722            << "\n\\use_geometry " << convert<string>(use_geometry)
 723            << "\n\\use_amsmath " << use_amsmath
 724            << "\n\\use_esint " << use_esint
 725            << "\n\\cite_engine " << citeenginetranslator().find(cite_engine_)
 726            << "\n\\use_bibtopic " << convert<string>(use_bibtopic)
 727            << "\n\\paperorientation " << string_orientation[orientation]
 728            << '\n';
 729
 730         BranchList::const_iterator it = branchlist().begin();
 731         BranchList::const_iterator end = branchlist().end();
 732         for (; it != end; ++it) {
 733                 os << "\\branch " << to_utf8(it->getBranch())
 734                    << "\n\\selected " << it->getSelected()
 735                    << "\n\\color " << lyx::X11hexname(it->getColor())
 736                    << "\n\\end_branch"
 737                    << "\n";
 738         }
 739
 740         if (!paperwidth.empty())
 741                 os << "\\paperwidth "
 742                    << VSpace(paperwidth).asLyXCommand() << '\n';
 743         if (!paperheight.empty())
 744                 os << "\\paperheight "
 745                    << VSpace(paperheight).asLyXCommand() << '\n';
 746         if (!leftmargin.empty())
 747                 os << "\\leftmargin "
 748                    << VSpace(leftmargin).asLyXCommand() << '\n';
 749         if (!topmargin.empty())
 750                 os << "\\topmargin "
 751                    << VSpace(topmargin).asLyXCommand() << '\n';
 752         if (!rightmargin.empty())
 753                 os << "\\rightmargin "
 754                    << VSpace(rightmargin).asLyXCommand() << '\n';
 755         if (!bottommargin.empty())
 756                 os << "\\bottommargin "
 757                    << VSpace(bottommargin).asLyXCommand() << '\n';
 758         if (!headheight.empty())
 759                 os << "\\headheight "
 760                    << VSpace(headheight).asLyXCommand() << '\n';
 761         if (!headsep.empty())
 762                 os << "\\headsep "
 763                    << VSpace(headsep).asLyXCommand() << '\n';
 764         if (!footskip.empty())
 765                 os << "\\footskip "
 766                    << VSpace(footskip).asLyXCommand() << '\n';
 767         os << "\\secnumdepth " << secnumdepth
 768            << "\n\\tocdepth " << tocdepth
 769            << "\n\\paragraph_separation "
 770            << string_paragraph_separation[paragraph_separation]
 771            << "\n\\defskip " << getDefSkip().asLyXCommand()
 772            << "\n\\quotes_language "
 773            << string_quotes_language[quotes_language]
 774            << "\n\\papercolumns " << columns
 775            << "\n\\papersides " << sides
 776            << "\n\\paperpagestyle " << pagestyle << '\n';
 777         if (!listings_params.empty())
 778                 os << "\\listings_params \"" <<
 779                         InsetListingsParams(listings_params).encodedString() << "\"\n";
 780         for (int i = 0; i < 4; ++i) {
 781                 if (user_defined_bullet(i) != ITEMIZE_DEFAULTS[i]) {
 782                         if (user_defined_bullet(i).getFont() != -1) {
 783                                 os << "\\bullet " << i << " "
 784                                    << user_defined_bullet(i).getFont() << " "
 785                                    << user_defined_bullet(i).getCharacter() << " "
 786                                    << user_defined_bullet(i).getSize() << "\n";
 787                         }
 788                         else {
 789                                 // FIXME UNICODE
 790                                 os << "\\bulletLaTeX " << i << " \""
 791                                    << lyx::to_ascii(user_defined_bullet(i).getText())
 792                                    << "\"\n";
 793                         }
 794                 }
 795         }
 796
 797         os << "\\tracking_changes " << convert<string>(trackChanges) << "\n";
 798         os << "\\output_changes " << convert<string>(outputChanges) << "\n";
 799
 800         AuthorList::Authors::const_iterator a_it = pimpl_->authorlist.begin();
 801         AuthorList::Authors::const_iterator a_end = pimpl_->authorlist.end();
 802         for (; a_it != a_end; ++a_it) {
 803                 if (a_it->second.used())
 804                         os << "\\author " << a_it->second << "\n";
 805                 else
 806                         os << "\\author " << Author() << "\n";
 807         }
 808 }
 809
 810
 811 void BufferParams::validate(LaTeXFeatures & features) const
 812 {
 813         if (!getTextClass().requires().empty()) {
 814                 vector<string> req = getTextClass().requires();
 815                 for (vector<string>::const_iterator it = req.begin();
 816                      it != req.end(); ++it) {
 817                         features.require(*it);
 818                 }
 819         }
 820
 821         if (outputChanges) {
 822                 bool dvipost    = LaTeXFeatures::isAvailable("dvipost");
 823                 bool xcolorsoul = LaTeXFeatures::isAvailable("soul") &&
 824                                   LaTeXFeatures::isAvailable("xcolor");
 825
 826                 switch (features.runparams().flavor) {
 827                 case OutputParams::LATEX:
 828                         if (dvipost) {
 829                                 features.require("ct-dvipost");
 830                                 features.require("dvipost");
 831                         } else if (xcolorsoul) {
 832                                 features.require("ct-xcolor-soul");
 833                                 features.require("soul");
 834                                 features.require("xcolor");
 835                         } else {
 836                                 features.require("ct-none");
 837                         }
 838                         break;
 839                 case OutputParams::PDFLATEX:
 840                         if (xcolorsoul) {
 841                                 features.require("ct-xcolor-soul");
 842                                 features.require("soul");
 843                                 features.require("xcolor");
 844                                 // improves color handling in PDF output
 845                                 features.require("pdfcolmk");
 846                         } else {
 847                                 features.require("ct-none");
 848                         }
 849                         break;
 850                 default:
 851                         break;
 852                 }
 853         }
 854
 855         // Floats with 'Here definitely' as default setting.
 856         if (float_placement.find('H') != string::npos)
 857                 features.require("float");
 858
 859         // AMS Style is at document level
 860         if (use_amsmath == package_on
 861             || getTextClass().provides("amsmath"))
 862                 features.require("amsmath");
 863         if (use_esint == package_on)
 864                 features.require("esint");
 865
 866         // Document-level line spacing
 867         if (spacing().getSpace() != Spacing::Single && !spacing().isDefault())
 868                 features.require("setspace");
 869
 870         // the bullet shapes are buffer level not paragraph level
 871         // so they are tested here
 872         for (int i = 0; i < 4; ++i) {
 873                 if (user_defined_bullet(i) == ITEMIZE_DEFAULTS[i])
 874                         continue;
 875                 int const font = user_defined_bullet(i).getFont();
 876                 if (font == 0) {
 877                         int const c = user_defined_bullet(i).getCharacter();
 878                         if (c == 16
 879                             || c == 17
 880                             || c == 25
 881                             || c == 26
 882                             || c == 31) {
 883                                 features.require("latexsym");
 884                         }
 885                 } else if (font == 1) {
 886                         features.require("amssymb");
 887                 } else if (font >= 2 && font <= 5) {
 888                         features.require("pifont");
 889                 }
 890         }
 891
 892         if (pdfoptions().use_hyperref)
 893                 features.require("hyperref");
 894 }
 895
 896
 897 bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
 898                               TexRow & texrow) const
 899 {
 900         os << "\\documentclass";
 901
 902         TextClass const & tclass = getTextClass();
 903
 904         ostringstream clsoptions; // the document class options.
 905
 906         if (tokenPos(tclass.opt_fontsize(),
 907                      '|', fontsize) >= 0) {
 908                 // only write if existing in list (and not default)
 909                 clsoptions << fontsize << "pt,";
 910         }
 911
 912         // custom, A3, B3 and B4 paper sizes need geometry
 913         bool nonstandard_papersize = papersize == PAPER_B3
 914                 || papersize == PAPER_B4
 915                 || papersize == PAPER_A3
 916                 || papersize == PAPER_CUSTOM;
 917
 918         if (!use_geometry) {
 919                 switch (papersize) {
 920                 case PAPER_A4:
 921                         clsoptions << "a4paper,";
 922                         break;
 923                 case PAPER_USLETTER:
 924                         clsoptions << "letterpaper,";
 925                         break;
 926                 case PAPER_A5:
 927                         clsoptions << "a5paper,";
 928                         break;
 929                 case PAPER_B5:
 930                         clsoptions << "b5paper,";
 931                         break;
 932                 case PAPER_USEXECUTIVE:
 933                         clsoptions << "executivepaper,";
 934                         break;
 935                 case PAPER_USLEGAL:
 936                         clsoptions << "legalpaper,";
 937                         break;
 938                 case PAPER_DEFAULT:
 939                 case PAPER_A3:
 940                 case PAPER_B3:
 941                 case PAPER_B4:
 942                 case PAPER_CUSTOM:
 943                         break;
 944                 }
 945         }
 946
 947         // if needed
 948         if (sides != tclass.sides()) {
 949                 switch (sides) {
 950                 case OneSide:
 951                         clsoptions << "oneside,";
 952                         break;
 953                 case TwoSides:
 954                         clsoptions << "twoside,";
 955                         break;
 956                 }
 957         }
 958
 959         // if needed
 960         if (columns != tclass.columns()) {
 961                 if (columns == 2)
 962                         clsoptions << "twocolumn,";
 963                 else
 964                         clsoptions << "onecolumn,";
 965         }
 966
 967         if (!use_geometry
 968             && orientation == ORIENTATION_LANDSCAPE)
 969                 clsoptions << "landscape,";
 970
 971         // language should be a parameter to \documentclass
 972         if (language->babel() == "hebrew"
 973             && default_language->babel() != "hebrew")
 974                 // This seems necessary
 975                 features.useLanguage(default_language);
 976
 977         ostringstream language_options;
 978         bool const use_babel = features.useBabel();
 979         if (use_babel) {
 980                 language_options << features.getLanguages();
 981                 if (!language->babel().empty()) {
 982                         if (!language_options.str().empty())
 983                                 language_options << ',';
 984                         language_options << language->babel();
 985                 }
 986                 // when Vietnamese is used, babel must directly be loaded with the
 987                 // language options, not in the class options, see
 988                 // http://www.mail-archive.com/lyx-devel@lists.lyx.org/msg129417.html
 989                 size_t viet = language_options.str().find("vietnam");
 990                 // viet = string::npos when not found
 991                 if (lyxrc.language_global_options && !language_options.str().empty()
 992                         && viet == string::npos)
 993                         clsoptions << language_options.str() << ',';
 994         }
 995
 996         // the user-defined options
 997         if (!options.empty()) {
 998                 clsoptions << options << ',';
 999         }
1000
1001         string strOptions(clsoptions.str());
1002         if (!strOptions.empty()) {
1003                 strOptions = rtrim(strOptions, ",");
1004                 // FIXME UNICODE
1005                 os << '[' << from_utf8(strOptions) << ']';
1006         }
1007
1008         os << '{' << from_ascii(tclass.latexname()) << "}\n";
1009         texrow.newline();
1010         // end of \documentclass defs
1011
1012         // font selection must be done before loading fontenc.sty
1013         string const fonts =
1014                 loadFonts(fontsRoman, fontsSans,
1015                           fontsTypewriter, fontsSC, fontsOSF,
1016                           fontsSansScale, fontsTypewriterScale);
1017         if (!fonts.empty()) {
1018                 os << from_ascii(fonts);
1019                 texrow.newline();
1020         }
1021         if (fontsDefaultFamily != "default")
1022                 os << "\\renewcommand{\\familydefault}{\\"
1023                    << from_ascii(fontsDefaultFamily) << "}\n";
1024
1025         // set font encoding
1026         // this one is not per buffer
1027         // for arabic_arabi and farsi we also need to load the LAE and LFE encoding
1028         if (lyxrc.fontenc != "default") {
1029                 if (language->lang() == "arabic_arabi" || language->lang() == "farsi") {
1030                         os << "\\usepackage[" << from_ascii(lyxrc.fontenc)
1031                            << ",LFE,LAE]{fontenc}\n";
1032                         texrow.newline();
1033                 } else {
1034                         os << "\\usepackage[" << from_ascii(lyxrc.fontenc)
1035                            << "]{fontenc}\n";
1036                         texrow.newline();
1037                 }
1038         }
1039
1040         // handle inputenc etc.
1041         writeEncodingPreamble(os, features, texrow);
1042
1043         if (!listings_params.empty()) {
1044                 os << "\\usepackage{listings}\n";
1045                 texrow.newline();
1046                 os << "\\lstset{";
1047                 // do not test validity because listings_params is supposed to be valid
1048                 string par = InsetListingsParams(listings_params).separatedParams(true);
1049                 os << from_ascii(par);
1050                 // count the number of newlines
1051                 for (size_t i = 0; i < par.size(); ++i)
1052                         if (par[i] == '\n')
1053                                 texrow.newline();
1054                 os << "}\n";
1055                 texrow.newline();
1056         }
1057         if (use_geometry || nonstandard_papersize) {
1058                 os << "\\usepackage{geometry}\n";
1059                 texrow.newline();
1060                 os << "\\geometry{verbose";
1061                 if (orientation == ORIENTATION_LANDSCAPE)
1062                         os << ",landscape";
1063                 switch (papersize) {
1064                 case PAPER_CUSTOM:
1065                         if (!paperwidth.empty())
1066                                 os << ",paperwidth="
1067                                    << from_ascii(paperwidth);
1068                         if (!paperheight.empty())
1069                                 os << ",paperheight="
1070                                    << from_ascii(paperheight);
1071                         break;
1072                 case PAPER_USLETTER:
1073                         os << ",letterpaper";
1074                         break;
1075                 case PAPER_USLEGAL:
1076                         os << ",legalpaper";
1077                         break;
1078                 case PAPER_USEXECUTIVE:
1079                         os << ",executivepaper";
1080                         break;
1081                 case PAPER_A3:
1082                         os << ",a3paper";
1083                         break;
1084                 case PAPER_A4:
1085                         os << ",a4paper";
1086                         break;
1087                 case PAPER_A5:
1088                         os << ",a5paper";
1089                         break;
1090                 case PAPER_B3:
1091                         os << ",b3paper";
1092                         break;
1093                 case PAPER_B4:
1094                         os << ",b4paper";
1095                         break;
1096                 case PAPER_B5:
1097                         os << ",b5paper";
1098                         break;
1099                 default:
1100                         // default papersize ie PAPER_DEFAULT
1101                         switch (lyxrc.default_papersize) {
1102                         case PAPER_DEFAULT: // keep compiler happy
1103                         case PAPER_USLETTER:
1104                                 os << ",letterpaper";
1105                                 break;
1106                         case PAPER_USLEGAL:
1107                                 os << ",legalpaper";
1108                                 break;
1109                         case PAPER_USEXECUTIVE:
1110                                 os << ",executivepaper";
1111                                 break;
1112                         case PAPER_A3:
1113                                 os << ",a3paper";
1114                                 break;
1115                         case PAPER_A4:
1116                                 os << ",a4paper";
1117                                 break;
1118                         case PAPER_A5:
1119                                 os << ",a5paper";
1120                                 break;
1121                         case PAPER_B5:
1122                                 os << ",b5paper";
1123                                 break;
1124                         case PAPER_B3:
1125                         case PAPER_B4:
1126                         case PAPER_CUSTOM:
1127                                 break;
1128                         }
1129                 }
1130                 if (!topmargin.empty())
1131                         os << ",tmargin=" << from_ascii(Length(topmargin).asLatexString());
1132                 if (!bottommargin.empty())
1133                         os << ",bmargin=" << from_ascii(Length(bottommargin).asLatexString());
1134                 if (!leftmargin.empty())
1135                         os << ",lmargin=" << from_ascii(Length(leftmargin).asLatexString());
1136                 if (!rightmargin.empty())
1137                         os << ",rmargin=" << from_ascii(Length(rightmargin).asLatexString());
1138                 if (!headheight.empty())
1139                         os << ",headheight=" << from_ascii(Length(headheight).asLatexString());
1140                 if (!headsep.empty())
1141                         os << ",headsep=" << from_ascii(Length(headsep).asLatexString());
1142                 if (!footskip.empty())
1143                         os << ",footskip=" << from_ascii(Length(footskip).asLatexString());
1144                 os << "}\n";
1145                 texrow.newline();
1146         }
1147
1148         if (tokenPos(tclass.opt_pagestyle(),
1149                      '|', pagestyle) >= 0) {
1150                 if (pagestyle == "fancy") {
1151                         os << "\\usepackage{fancyhdr}\n";
1152                         texrow.newline();
1153                 }
1154                 os << "\\pagestyle{" << from_ascii(pagestyle) << "}\n";
1155                 texrow.newline();
1156         }
1157
1158         // Only if class has a ToC hierarchy
1159         if (tclass.hasTocLevels()) {
1160                 if (secnumdepth != tclass.secnumdepth()) {
1161                         os << "\\setcounter{secnumdepth}{"
1162                            << secnumdepth
1163                            << "}\n";
1164                         texrow.newline();
1165                 }
1166                 if (tocdepth != tclass.tocdepth()) {
1167                         os << "\\setcounter{tocdepth}{"
1168                            << tocdepth
1169                            << "}\n";
1170                         texrow.newline();
1171                 }
1172         }
1173
1174         if (paragraph_separation) {
1175                 switch (getDefSkip().kind()) {
1176                 case VSpace::SMALLSKIP:
1177                         os << "\\setlength{\\parskip}{\\smallskipamount}\n";
1178                         break;
1179                 case VSpace::MEDSKIP:
1180                         os << "\\setlength{\\parskip}{\\medskipamount}\n";
1181                         break;
1182                 case VSpace::BIGSKIP:
1183                         os << "\\setlength{\\parskip}{\\bigskipamount}\n";
1184                         break;
1185                 case VSpace::LENGTH:
1186                         os << "\\setlength{\\parskip}{"
1187                            << from_utf8(getDefSkip().length().asLatexString())
1188                            << "}\n";
1189                         break;
1190                 default: // should never happen // Then delete it.
1191                         os << "\\setlength{\\parskip}{\\medskipamount}\n";
1192                         break;
1193                 }
1194                 texrow.newline();
1195
1196                 os << "\\setlength{\\parindent}{0pt}\n";
1197                 texrow.newline();
1198         }
1199
1200         // If we use jurabib, we have to call babel here.
1201         if (use_babel && features.isRequired("jurabib")) {
1202                 os << from_ascii(babelCall(language_options.str()))
1203                    << '\n'
1204                    << from_ascii(features.getBabelOptions());
1205                 texrow.newline();
1206         }
1207
1208         // Now insert the LyX specific LaTeX commands...
1209
1210         // The optional packages;
1211         docstring lyxpreamble(from_ascii(features.getPackages()));
1212
1213         // Line spacing
1214         lyxpreamble += from_utf8(spacing().writePreamble(tclass.provides("SetSpace")));
1215
1216         // We try to load babel late, in case it interferes
1217         // with other packages. But some packages also need babel to be loaded
1218         // before, e.g. jurabib has to be called after babel.
1219         // So load babel after the optional packages but before the user-defined
1220         // preamble. This allows the users to redefine babel commands, e.g. to
1221         // translate the word "Index" to the German "Stichwortverzeichnis".
1222         // For more infos why this place was chosen, see
1223         // http://www.mail-archive.com/lyx-devel@lists.lyx.org/msg128425.html
1224         // If you encounter problems, you can shift babel to its old place behind
1225         // the user-defined preamble. But in this case you must change the Vietnamese
1226         // support from currently "\usepackage[vietnamese]{babel}" to:
1227         // \usepackage{vietnamese}
1228         // \usepackage{babel}
1229         // because vietnamese must be loaded before hyperref
1230         if (use_babel && !features.isRequired("jurabib")) {
1231                 // FIXME UNICODE
1232                 lyxpreamble += from_utf8(babelCall(language_options.str())) + '\n';
1233                 lyxpreamble += from_utf8(features.getBabelOptions());
1234         }
1235
1236         // When the language "japanese-plain" is used, the package "japanese" must
1237         // be loaded behind babel (it provides babel support for Japanese) but before
1238         // hyperref, see
1239         // http://www.mail-archive.com/lyx-devel@lists.lyx.org/msg129680.html
1240         if (language->lang() == "japanese-plain" &&
1241                 !getTextClass().provides("japanese")) {
1242                 //load babel in case it was not loaded due to an empty language list
1243                 if (language_options.str().empty())
1244                         lyxpreamble += "\\usepackage{babel}\n";
1245                 lyxpreamble += "\\usepackage{japanese}\n";
1246         }
1247
1248         // PDF support.
1249         // * Hyperref manual: "Make sure it comes last of your loaded
1250         //   packages, to give it a fighting chance of not being over-written,
1251         //   since its job is to redefine many LATEX commands."
1252         // * Email from Heiko Oberdiek: "It is usually better to load babel
1253         //   before hyperref. Then hyperref has a chance to detect babel.
1254         // * Has to be loaded before the "LyX specific LaTeX commands" to
1255         //   avoid errors with algorithm floats.
1256         // use hyperref explicitely when it is required
1257         if (features.isRequired("hyperref")) {
1258                 odocstringstream oss;
1259                 pdfoptions().writeLaTeX(oss, getTextClass().provides("hyperref"));
1260                 lyxpreamble += oss.str();
1261         }
1262
1263         // this might be useful...
1264         lyxpreamble += "\n\\makeatletter\n";
1265
1266         // Some macros LyX will need
1267         docstring tmppreamble(from_ascii(features.getMacros()));
1268
1269         if (!tmppreamble.empty()) {
1270                 lyxpreamble += "\n%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% "
1271                         "LyX specific LaTeX commands.\n"
1272                         + tmppreamble + '\n';
1273         }
1274
1275         // the text class specific preamble
1276         tmppreamble = features.getTClassPreamble();
1277         if (!tmppreamble.empty()) {
1278                 lyxpreamble += "%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% "
1279                         "Textclass specific LaTeX commands.\n"
1280                         + tmppreamble + '\n';
1281         }
1282
1283         /* the user-defined preamble */
1284         if (!preamble.empty()) {
1285                 // FIXME UNICODE
1286                 lyxpreamble += "%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% "
1287                         "User specified LaTeX commands.\n"
1288                         + from_utf8(preamble) + '\n';
1289         }
1290
1291         // Itemize bullet settings need to be last in case the user
1292         // defines their own bullets that use a package included
1293         // in the user-defined preamble -- ARRae
1294         // Actually it has to be done much later than that
1295         // since some packages like frenchb make modifications
1296         // at \begin{document} time -- JMarc
1297         docstring bullets_def;
1298         for (int i = 0; i < 4; ++i) {
1299                 if (user_defined_bullet(i) != ITEMIZE_DEFAULTS[i]) {
1300                         if (bullets_def.empty())
1301                                 bullets_def += "\\AtBeginDocument{\n";
1302                         bullets_def += "  \\def\\labelitemi";
1303                         switch (i) {
1304                                 // `i' is one less than the item to modify
1305                         case 0:
1306                                 break;
1307                         case 1:
1308                                 bullets_def += 'i';
1309                                 break;
1310                         case 2:
1311                                 bullets_def += "ii";
1312                                 break;
1313                         case 3:
1314                                 bullets_def += 'v';
1315                                 break;
1316                         }
1317                         bullets_def += '{' +
1318                                 user_defined_bullet(i).getText()
1319                                 + "}\n";
1320                 }
1321         }
1322
1323         if (!bullets_def.empty())
1324                 lyxpreamble += bullets_def + "}\n\n";
1325
1326         lyxpreamble += "\\makeatother\n\n";
1327
1328         int const nlines =
1329                 int(count(lyxpreamble.begin(), lyxpreamble.end(), '\n'));
1330         for (int j = 0; j != nlines; ++j) {
1331                 texrow.newline();
1332         }
1333
1334         os << lyxpreamble;
1335         return use_babel;
1336 }
1337
1338
1339 void BufferParams::useClassDefaults()
1340 {
1341         TextClass const & tclass = textclasslist[baseClass_];
1342
1343         sides = tclass.sides();
1344         columns = tclass.columns();
1345         pagestyle = tclass.pagestyle();
1346         options = tclass.options();
1347         // Only if class has a ToC hierarchy
1348         if (tclass.hasTocLevels()) {
1349                 secnumdepth = tclass.secnumdepth();
1350                 tocdepth = tclass.tocdepth();
1351         }
1352 }
1353
1354
1355 bool BufferParams::hasClassDefaults() const
1356 {
1357         TextClass const & tclass = textclasslist[baseClass_];
1358
1359         return (sides == tclass.sides()
1360                 && columns == tclass.columns()
1361                 && pagestyle == tclass.pagestyle()
1362                 && options == tclass.options()
1363                 && secnumdepth == tclass.secnumdepth()
1364                 && tocdepth == tclass.tocdepth());
1365 }
1366
1367
1368 TextClass const & BufferParams::getTextClass() const
1369 {
1370         return *textClass_;
1371 }
1372
1373
1374 TextClassPtr BufferParams::getTextClassPtr() const {
1375         return textClass_;
1376 }
1377
1378
1379 void BufferParams::setTextClass(TextClassPtr tc) {
1380         textClass_ = tc;
1381 }
1382
1383
1384 bool BufferParams::setBaseClass(textclass_type tc)
1385 {
1386         if (textclasslist[tc].load()) {
1387                 baseClass_ = tc;
1388                 return true;
1389         }
1390
1391         docstring s =
1392                 bformat(_("The document class %1$s could not be loaded."),
1393                 from_utf8(textclasslist[tc].name()));
1394         frontend::Alert::error(_("Could not load class"), s);
1395         return false;
1396 }
1397
1398
1399 textclass_type BufferParams::getBaseClass() const
1400 {
1401         return baseClass_;
1402 }
1403
1404
1405 void BufferParams::makeTextClass()
1406 {
1407         textClass_.reset(new TextClass(textclasslist[getBaseClass()]));
1408
1409         //FIXME It might be worth loading the children's modules here,
1410         //just as we load their bibliographies and such, instead of just
1411         //doing a check in InsetInclude.
1412         LayoutModuleList::const_iterator it = layoutModules_.begin();
1413         for (; it != layoutModules_.end(); it++) {
1414                 string const modName = *it;
1415                 LyXModule * lm = moduleList[modName];
1416                 if (!lm) {
1417                         docstring const msg =
1418                                 bformat(_("The module %1$s has been requested by\n"
1419                                         "this document but has not been found in the list of\n"
1420                                         "available modules. If you recently installed it, you\n"
1421                                         "probably need to reconfigure LyX.\n"), from_utf8(modName));
1422                         frontend::Alert::warning(_("Module not available"),
1423                                         msg + _("Some layouts may not be available."));
1424                         lyxerr << "BufferParams::makeTextClass(): Module " <<
1425                                         modName << " requested but not found in module list." <<
1426                                         endl;
1427                         continue;
1428                 }
1429                 if (!lm->isAvailable()) {
1430                         docstring const msg =
1431                                                 bformat(_("The module %1$s requires a package that is\n"
1432                                                 "not available in your LaTeX installation. LaTeX output\n"
1433                                                 "may not be possible.\n"), from_utf8(modName));
1434                         frontend::Alert::warning(_("Package not available"), msg);
1435                 }
1436                 FileName layout_file = libFileSearch("layouts", lm->getFilename());
1437                 textClass_->read(layout_file, TextClass::MODULE);
1438         }
1439 }
1440
1441
1442 vector<string> const & BufferParams::getModules() const {
1443         return layoutModules_;
1444 }
1445
1446
1447
1448 bool BufferParams::addLayoutModule(string const & modName) {
1449         LayoutModuleList::const_iterator it = layoutModules_.begin();
1450         LayoutModuleList::const_iterator end = layoutModules_.end();
1451         for (; it != end; it++) {
1452                 if (*it == modName)
1453                         break;
1454         }
1455         if (it != layoutModules_.end())
1456                 return false;
1457         layoutModules_.push_back(modName);
1458         return true;
1459 }
1460
1461
1462 void BufferParams::clearLayoutModules() {
1463         layoutModules_.clear();
1464 }
1465
1466
1467 Font const BufferParams::getFont() const
1468 {
1469         FontInfo f = getTextClass().defaultfont();
1470         if (fontsDefaultFamily == "rmdefault")
1471                 f.setFamily(ROMAN_FAMILY);
1472         else if (fontsDefaultFamily == "sfdefault")
1473                 f.setFamily(SANS_FAMILY);
1474         else if (fontsDefaultFamily == "ttdefault")
1475                 f.setFamily(TYPEWRITER_FAMILY);
1476         return Font(f, language);
1477 }
1478
1479
1480 void BufferParams::readPreamble(Lexer & lex)
1481 {
1482         if (lex.getString() != "\\begin_preamble")
1483                 lyxerr << "Error (BufferParams::readPreamble):"
1484                         "consistency check failed." << endl;
1485
1486         preamble = lex.getLongString("\\end_preamble");
1487 }
1488
1489
1490 void BufferParams::readLanguage(Lexer & lex)
1491 {
1492         if (!lex.next()) return;
1493
1494         string const tmptok = lex.getString();
1495
1496         // check if tmptok is part of tex_babel in tex-defs.h
1497         language = languages.getLanguage(tmptok);
1498         if (!language) {
1499                 // Language tmptok was not found
1500                 language = default_language;
1501                 lyxerr << "Warning: Setting language `"
1502                        << tmptok << "' to `" << language->lang()
1503                        << "'." << endl;
1504         }
1505 }
1506
1507
1508 void BufferParams::readGraphicsDriver(Lexer & lex)
1509 {
1510         if (!lex.next()) return;
1511
1512         string const tmptok = lex.getString();
1513         // check if tmptok is part of tex_graphics in tex_defs.h
1514         int n = 0;
1515         while (true) {
1516                 string const test = tex_graphics[n++];
1517
1518                 if (test == tmptok) {
1519                         graphicsDriver = tmptok;
1520                         break;
1521                 } else if (test == "") {
1522                         lex.printError(
1523                                 "Warning: graphics driver `$$Token' not recognized!\n"
1524                                 "         Setting graphics driver to `default'.\n");
1525                         graphicsDriver = "default";
1526                         break;
1527                 }
1528         }
1529 }
1530
1531
1532 void BufferParams::readBullets(Lexer & lex)
1533 {
1534         if (!lex.next()) return;
1535
1536         int const index = lex.getInteger();
1537         lex.next();
1538         int temp_int = lex.getInteger();
1539         user_defined_bullet(index).setFont(temp_int);
1540         temp_bullet(index).setFont(temp_int);
1541         lex >> temp_int;
1542         user_defined_bullet(index).setCharacter(temp_int);
1543         temp_bullet(index).setCharacter(temp_int);
1544         lex >> temp_int;
1545         user_defined_bullet(index).setSize(temp_int);
1546         temp_bullet(index).setSize(temp_int);
1547 }
1548
1549
1550 void BufferParams::readBulletsLaTeX(Lexer & lex)
1551 {
1552         // The bullet class should be able to read this.
1553         if (!lex.next()) return;
1554         int const index = lex.getInteger();
1555         lex.next(true);
1556         docstring const temp_str = lex.getDocString();
1557
1558         user_defined_bullet(index).setText(temp_str);
1559         temp_bullet(index).setText(temp_str);
1560 }
1561
1562
1563 void BufferParams::readModules(Lexer & lex)
1564 {
1565         if (!lex.eatLine()) {
1566                 lyxerr << "Error (BufferParams::readModules):"
1567                                 "Unexpected end of input." << endl;
1568                 return;
1569         }
1570         while (true) {
1571                 string mod = lex.getString();
1572                 if (mod == "\\end_modules")
1573                         break;
1574                 addLayoutModule(mod);
1575                 lex.eatLine();
1576         }
1577 }
1578
1579
1580 string const BufferParams::paperSizeName() const
1581 {
1582         char real_papersize = papersize;
1583         if (real_papersize == PAPER_DEFAULT)
1584                 real_papersize = lyxrc.default_papersize;
1585
1586         switch (real_papersize) {
1587         case PAPER_A3:
1588                 return "a3";
1589         case PAPER_A4:
1590                 return "a4";
1591         case PAPER_A5:
1592                 return "a5";
1593         case PAPER_B5:
1594                 return "b5";
1595         case PAPER_USEXECUTIVE:
1596                 return "foolscap";
1597         case PAPER_USLEGAL:
1598                 return "legal";
1599         case PAPER_USLETTER:
1600         default:
1601                 return "letter";
1602         }
1603 }
1604
1605
1606 string const BufferParams::dvips_options() const
1607 {
1608         string result;
1609
1610         if (use_geometry
1611             && papersize == PAPER_CUSTOM
1612             && !lyxrc.print_paper_dimension_flag.empty()
1613             && !paperwidth.empty()
1614             && !paperheight.empty()) {
1615                 // using a custom papersize
1616                 result = lyxrc.print_paper_dimension_flag;
1617                 result += ' ' + paperwidth;
1618                 result += ',' + paperheight;
1619         } else {
1620                 string const paper_option = paperSizeName();
1621                 if (paper_option != "letter" ||
1622                     orientation != ORIENTATION_LANDSCAPE) {
1623                         // dvips won't accept -t letter -t landscape.
1624                         // In all other cases, include the paper size
1625                         // explicitly.
1626                         result = lyxrc.print_paper_flag;
1627                         result += ' ' + paper_option;
1628                 }
1629         }
1630         if (orientation == ORIENTATION_LANDSCAPE &&
1631             papersize != PAPER_CUSTOM)
1632                 result += ' ' + lyxrc.print_landscape_flag;
1633         return result;
1634 }
1635
1636
1637 string const BufferParams::babelCall(string const & lang_opts) const
1638 {
1639         string lang_pack = lyxrc.language_package;
1640         if (lang_pack != "\\usepackage{babel}")
1641                 return lang_pack;
1642         // suppress the babel call when there is no babel language defined
1643         // for the document language in the lib/languages file and if no
1644         // other languages are used (lang_opts is then empty)
1645         if (lang_opts.empty())
1646                 return string();
1647         // when Vietnamese is used, babel must directly be loaded with the
1648         // language options, see
1649         // http://www.mail-archive.com/lyx-devel@lists.lyx.org/msg129417.html
1650         size_t viet = lang_opts.find("vietnam");
1651         // viet = string::npos when not found
1652         if (!lyxrc.language_global_options || viet != string::npos)
1653                 return "\\usepackage[" + lang_opts + "]{babel}";
1654         return lang_pack;
1655 }
1656
1657
1658 void BufferParams::writeEncodingPreamble(odocstream & os,
1659                 LaTeXFeatures & features, TexRow & texrow) const
1660 {
1661         if (inputenc == "auto") {
1662                 string const doc_encoding =
1663                         language->encoding()->latexName();
1664                 Encoding::Package const package =
1665                         language->encoding()->package();
1666
1667                 // Create a list with all the input encodings used
1668                 // in the document
1669                 set<string> encodings =
1670                         features.getEncodingSet(doc_encoding);
1671
1672                 // When the encodings EUC-JP-plain, JIS-plain, or SJIS-plainare used, the
1673                 // package inputenc must be omitted. Therefore set the encoding to empty.
1674                 // see http://www.mail-archive.com/lyx-devel@lists.lyx.org/msg129680.html
1675                 if (doc_encoding == "EUC-JP-plain" || doc_encoding == "JIS-plain" ||
1676                         doc_encoding == "SJIS-plain")
1677                         encodings.clear();
1678
1679                 if (!encodings.empty() || package == Encoding::inputenc) {
1680                         os << "\\usepackage[";
1681                         set<string>::const_iterator it = encodings.begin();
1682                         set<string>::const_iterator const end = encodings.end();
1683                         if (it != end) {
1684                                 os << from_ascii(*it);
1685                                 ++it;
1686                         }
1687                         for (; it != end; ++it)
1688                                 os << ',' << from_ascii(*it);
1689                         if (package == Encoding::inputenc) {
1690                                 if (!encodings.empty())
1691                                         os << ',';
1692                                 os << from_ascii(doc_encoding);
1693                         }
1694                         os << "]{inputenc}\n";
1695                         texrow.newline();
1696                 }
1697                 if (package == Encoding::CJK || features.mustProvide("CJK")) {
1698                         os << "\\usepackage{CJK}\n";
1699                         texrow.newline();
1700                 }
1701         } else if (inputenc != "default") {
1702                 switch (encoding().package()) {
1703                 case Encoding::none:
1704                         break;
1705                 case Encoding::inputenc:
1706                         os << "\\usepackage[" << from_ascii(inputenc)
1707                            << "]{inputenc}\n";
1708                         texrow.newline();
1709                         break;
1710                 case Encoding::CJK:
1711                         os << "\\usepackage{CJK}\n";
1712                         texrow.newline();
1713                         break;
1714                 }
1715         }
1716
1717         // The encoding "armscii8" is only available when the package "armtex" is loaded.
1718         // armscii8 is used for Armenian.
1719         if (language->encoding()->latexName() == "armscii8" || inputenc == "armscii8") {
1720                 os << "\\usepackage{armtex}\n";
1721                 texrow.newline();
1722         }
1723 }
1724
1725
1726 string const BufferParams::loadFonts(string const & rm,
1727                                      string const & sf, string const & tt,
1728                                      bool const & sc, bool const & osf,
1729                                      int const & sfscale, int const & ttscale) const
1730 {
1731         /* The LaTeX font world is in a flux. In the PSNFSS font interface,
1732            several packages have been replaced by others, that might not
1733            be installed on every system. We have to take care for that
1734            (see psnfss.pdf). We try to support all psnfss fonts as well
1735            as the fonts that have become de facto standard in the LaTeX
1736            world (e.g. Latin Modern). We do not support obsolete fonts
1737            (like PSLatex). In general, it should be possible to mix any
1738            rm font with any sf or tt font, respectively. (JSpitzm)
1739            TODO:
1740                 -- separate math fonts.
1741         */
1742
1743         if (rm == "default" && sf == "default" && tt == "default")
1744                 //nothing to do
1745                 return string();
1746
1747         ostringstream os;
1748
1749         // ROMAN FONTS
1750         // Computer Modern (must be explicitely selectable -- there might be classes
1751         // that define a different default font!
1752         if (rm == "cmr") {
1753                 os << "\\renewcommand{\\rmdefault}{cmr}\n";
1754                 // osf for Computer Modern needs eco.sty
1755                 if (osf)
1756                         os << "\\usepackage{eco}\n";
1757         }
1758         // Latin Modern Roman
1759         else if (rm == "lmodern")
1760                 os << "\\usepackage{lmodern}\n";
1761         // AE
1762         else if (rm == "ae") {
1763                 // not needed when using OT1 font encoding.
1764                 if (lyxrc.fontenc != "default")
1765                         os << "\\usepackage{ae,aecompl}\n";
1766         }
1767         // Times
1768         else if (rm == "times") {
1769                 // try to load the best available package
1770                 if (LaTeXFeatures::isAvailable("mathptmx"))
1771                         os << "\\usepackage{mathptmx}\n";
1772                 else if (LaTeXFeatures::isAvailable("mathptm"))
1773                         os << "\\usepackage{mathptm}\n";
1774                 else
1775                         os << "\\usepackage{times}\n";
1776         }
1777         // Palatino
1778         else if (rm == "palatino") {
1779                 // try to load the best available package
1780                 if (LaTeXFeatures::isAvailable("mathpazo")) {
1781                         os << "\\usepackage";
1782                         if (osf || sc) {
1783                                 os << '[';
1784                                 if (!osf)
1785                                         os << "sc";
1786                                 else
1787                                         // "osf" includes "sc"!
1788                                         os << "osf";
1789                                 os << ']';
1790                         }
1791                         os << "{mathpazo}\n";
1792                 }
1793                 else if (LaTeXFeatures::isAvailable("mathpple"))
1794                         os << "\\usepackage{mathpple}\n";
1795                 else
1796                         os << "\\usepackage{palatino}\n";
1797         }
1798         // Utopia
1799         else if (rm == "utopia") {
1800                 // fourier supersedes utopia.sty, but does
1801                 // not work with OT1 encoding.
1802                 if (LaTeXFeatures::isAvailable("fourier")
1803                     && lyxrc.fontenc != "default") {
1804                         os << "\\usepackage";
1805                         if (osf || sc) {
1806                                 os << '[';
1807                                 if (sc)
1808                                         os << "expert";
1809                                 if (osf && sc)
1810                                         os << ',';
1811                                 if (osf)
1812                                         os << "oldstyle";
1813                                 os << ']';
1814                         }
1815                         os << "{fourier}\n";
1816                 }
1817                 else
1818                         os << "\\usepackage{utopia}\n";
1819         }
1820         // Bera (complete fontset)
1821         else if (rm == "bera" && sf == "default" && tt == "default")
1822                 os << "\\usepackage{bera}\n";
1823         // everything else
1824         else if (rm != "default")
1825                 os << "\\usepackage" << "{" << rm << "}\n";
1826
1827         // SANS SERIF
1828         // Helvetica, Bera Sans
1829         if (sf == "helvet" || sf == "berasans") {
1830                 if (sfscale != 100)
1831                         os << "\\usepackage[scaled=" << float(sfscale) / 100
1832                            << "]{" << sf << "}\n";
1833                 else
1834                         os << "\\usepackage{" << sf << "}\n";
1835         }
1836         // Avant Garde
1837         else if (sf == "avant")
1838                 os << "\\usepackage{" << sf << "}\n";
1839         // Computer Modern, Latin Modern, CM Bright
1840         else if (sf != "default")
1841                 os << "\\renewcommand{\\sfdefault}{" << sf << "}\n";
1842
1843         // monospaced/typewriter
1844         // Courier, LuxiMono
1845         if (tt == "luximono" || tt == "beramono") {
1846                 if (ttscale != 100)
1847                         os << "\\usepackage[scaled=" << float(ttscale) / 100
1848                            << "]{" << tt << "}\n";
1849                 else
1850                         os << "\\usepackage{" << tt << "}\n";
1851         }
1852         // Courier
1853         else if (tt == "courier" )
1854                 os << "\\usepackage{" << tt << "}\n";
1855         // Computer Modern, Latin Modern, CM Bright
1856         else if  (tt != "default")
1857                 os << "\\renewcommand{\\ttdefault}{" << tt << "}\n";
1858
1859         return os.str();
1860 }
1861
1862
1863 Encoding const & BufferParams::encoding() const
1864 {
1865         if (inputenc == "auto" || inputenc == "default")
1866                 return *(language->encoding());
1867         Encoding const * const enc =
1868                 encodings.getFromLaTeXName(inputenc);
1869         if (enc)
1870                 return *enc;
1871         lyxerr << "Unknown inputenc value `" << inputenc
1872                << "'. Using `auto' instead." << endl;
1873         return *(language->encoding());
1874 }
1875
1876
1877 biblio::CiteEngine BufferParams::getEngine() const
1878 {
1879         // FIXME the class should provide the numerical/
1880         // authoryear choice
1881         if (getTextClass().provides("natbib")
1882             && cite_engine_ != biblio::ENGINE_NATBIB_NUMERICAL)
1883                 return biblio::ENGINE_NATBIB_AUTHORYEAR;
1884         return cite_engine_;
1885 }
1886
1887
1888 void BufferParams::setCiteEngine(biblio::CiteEngine const cite_engine)
1889 {
1890         cite_engine_ = cite_engine;
1891 }
1892
1893 } // namespace lyx