2 * \file LaTeXFeatures.cpp
3 * This file is part of LyX, the document processor.
4 * Licence details can be found in the file COPYING.
7 * \author Lars Gullik Bjønnes
8 * \author Jean-Marc Lasgouttes
10 * \author André Pönitz
12 * Full author contact details are available in file CREDITS.
17 #include "LaTeXFeatures.h"
20 #include "BufferParams.h"
22 #include "Converter.h"
25 #include "FloatList.h"
27 #include "LaTeXFonts.h"
28 #include "LaTeXPackages.h"
32 #include "TextClass.h"
34 #include "insets/InsetLayout.h"
36 #include "support/debug.h"
37 #include "support/docstream.h"
38 #include "support/FileName.h"
39 #include "support/filetools.h"
40 #include "support/gettext.h"
41 #include "support/lstrings.h"
42 #include "support/regex.h"
48 using namespace lyx::support;
53 /////////////////////////////////////////////////////////////////////
57 /////////////////////////////////////////////////////////////////////
59 //\NeedsTeXFormat{LaTeX2e}
60 //\ProvidesPackage{lyx}[1996/01/11 LLE v0.2 (LyX LaTeX Extensions)]
61 //\message{LyX LaTeX Extensions (LLE v0.2) of 11-Jan-1996.}
63 static docstring const lyx_def = from_ascii(
64 "\\providecommand{\\LyX}{L\\kern-.1667em\\lower.25em\\hbox{Y}\\kern-.125emX\\@}");
66 static docstring const lyx_hyperref_def = from_ascii(
67 "\\providecommand{\\LyX}{\\texorpdfstring%\n"
68 " {L\\kern-.1667em\\lower.25em\\hbox{Y}\\kern-.125emX\\@}\n"
71 static docstring const noun_def = from_ascii(
72 "\\newcommand{\\noun}[1]{\\textsc{#1}}");
74 static docstring const lyxarrow_def = from_ascii(
75 "\\DeclareRobustCommand*{\\lyxarrow}{%\n"
77 "{\\leavevmode\\,$\\triangleleft$\\,\\allowbreak}\n"
78 "{\\leavevmode\\,$\\triangleright$\\,\\allowbreak}}");
80 // for quotes without babel. This does not give perfect results, but
81 // anybody serious about non-english quotes should use babel (JMarc).
83 static docstring const quotedblbase_def = from_ascii(
84 "\\ProvideTextCommandDefault{\\quotedblbase}{%\n"
85 " \\raisebox{-1.4ex}[1ex][.5ex]{\\textquotedblright}%\n"
86 " \\penalty10000\\hskip0em\\relax%\n"
89 static docstring const quotesinglbase_def = from_ascii(
90 "\\ProvideTextCommandDefault{\\quotesinglbase}{%\n"
91 " \\raisebox{-1.4ex}[1ex][.5ex]{\\textquoteright}%\n"
92 " \\penalty10000\\hskip0em\\relax%\n"
95 static docstring const guillemotleft_def = from_ascii(
96 "\\ProvideTextCommandDefault{\\guillemotleft}{%\n"
97 " {\\usefont{U}{lasy}{m}{n}\\char'50\\kern-.15em\\char'50}%\n"
98 "\\penalty10000\\hskip0pt\\relax%\n"
101 static docstring const guillemotright_def = from_ascii(
102 "\\ProvideTextCommandDefault{\\guillemotright}{%\n"
103 " \\penalty10000\\hskip0pt%\n"
104 " {\\usefont{U}{lasy}{m}{n}\\char'51\\kern-.15em\\char'51}%\n"
107 static docstring const guilsinglleft_def = from_ascii(
108 "\\ProvideTextCommandDefault{\\guilsinglleft}{%\n"
109 " {\\usefont{U}{lasy}{m}{n}\\char'50}%\n"
110 " \\penalty10000\\hskip0pt\\relax%\n"
113 static docstring const guilsinglright_def = from_ascii(
114 "\\ProvideTextCommandDefault{\\guilsinglright}{%\n"
115 " \\penalty10000\\hskip0pt%\n"
116 " {\\usefont{U}{lasy}{m}{n}\\char'51}%\n"
119 static docstring const paragraphleftindent_def = from_ascii(
120 "\\newenvironment{LyXParagraphLeftIndent}[1]%\n"
122 " \\begin{list}{}{%\n"
123 " \\setlength{\\topsep}{0pt}%\n"
124 " \\addtolength{\\leftmargin}{#1}\n"
125 // ho hum, yet more things commented out with no hint as to why they
126 // weren't just removed
127 // "%% \\addtolength{\\leftmargin}{#1\\textwidth}\n"
128 // "%% \\setlength{\\textwidth}{#2\\textwidth}\n"
129 // "%% \\setlength\\listparindent\\parindent%\n"
130 // "%% \\setlength\\itemindent\\parindent%\n"
131 " \\setlength{\\parsep}{0pt plus 1pt}%\n"
137 static docstring const floatingfootnote_def = from_ascii(
138 "%% Special footnote code from the package 'stblftnt.sty'\n"
139 "%% Author: Robin Fairbairns -- Last revised Dec 13 1996\n"
140 "\\let\\SF@@footnote\\footnote\n"
141 "\\def\\footnote{\\ifx\\protect\\@typeset@protect\n"
142 " \\expandafter\\SF@@footnote\n"
144 " \\expandafter\\SF@gobble@opt\n"
147 "\\expandafter\\def\\csname SF@gobble@opt \\endcsname{\\@ifnextchar[%]\n"
148 " \\SF@gobble@twobracket\n"
151 "\\edef\\SF@gobble@opt{\\noexpand\\protect\n"
152 " \\expandafter\\noexpand\\csname SF@gobble@opt \\endcsname}\n"
153 "\\def\\SF@gobble@twobracket[#1]#2{}\n");
155 static docstring const binom_def = from_ascii(
156 "%% Binom macro for standard LaTeX users\n"
157 "\\newcommand{\\binom}[2]{{#1 \\choose #2}}\n");
159 static docstring const mathcircumflex_def = from_ascii(
160 "%% For printing a cirumflex inside a formula\n"
161 "\\newcommand{\\mathcircumflex}[0]{\\mbox{\\^{}}}\n");
163 static docstring const tabularnewline_def = from_ascii(
164 "%% Because html converters don't know tabularnewline\n"
165 "\\providecommand{\\tabularnewline}{\\\\}\n");
167 static docstring const lyxgreyedout_def = from_ascii(
168 "%% The greyedout annotation environment\n"
169 "\\newenvironment{lyxgreyedout}\n"
170 " {\\textcolor{note_fontcolor}\\bgroup\\ignorespaces}\n"
171 " {\\ignorespacesafterend\\egroup}\n");
173 // We want to omit the file extension for includegraphics, but this does not
174 // work when the filename contains other dots.
175 // Idea from http://www.tex.ac.uk/cgi-bin/texfaq2html?label=unkgrfextn
176 static docstring const lyxdot_def = from_ascii(
177 "%% A simple dot to overcome graphicx limitations\n"
178 "\\newcommand{\\lyxdot}{.}\n");
180 static docstring const changetracking_dvipost_def = from_ascii(
181 "%% Change tracking with dvipost\n"
183 "\\dvipost{osstart color push Red}\n"
184 "\\dvipost{osend color pop}\n"
185 "\\dvipost{cbstart color push Blue}\n"
186 "\\dvipost{cbend color pop}\n"
187 "\\DeclareRobustCommand{\\lyxadded}[3]{\\changestart#3\\changeend}\n"
188 "\\DeclareRobustCommand{\\lyxdeleted}[3]{%\n"
189 "\\changestart\\overstrikeon#3\\overstrikeoff\\changeend}\n");
191 static docstring const changetracking_xcolor_ulem_def = from_ascii(
192 "%% Change tracking with ulem\n"
193 "\\DeclareRobustCommand{\\lyxadded}[3]{{\\color{lyxadded}{}#3}}\n"
194 "\\DeclareRobustCommand{\\lyxdeleted}[3]{{\\color{lyxdeleted}\\sout{#3}}}\n");
196 static docstring const changetracking_xcolor_ulem_hyperref_def = from_ascii(
197 "%% Change tracking with ulem\n"
198 "\\DeclareRobustCommand{\\lyxadded}[3]{{\\texorpdfstring{\\color{lyxadded}{}}{}#3}}\n"
199 "\\DeclareRobustCommand{\\lyxdeleted}[3]{{\\texorpdfstring{\\color{lyxdeleted}\\sout{#3}}{}}}\n");
201 static docstring const changetracking_none_def = from_ascii(
202 "\\newcommand{\\lyxadded}[3]{#3}\n"
203 "\\newcommand{\\lyxdeleted}[3]{}\n");
205 static docstring const textgreek_def = from_ascii(
206 "\\DeclareRobustCommand{\\greektext}{%\n"
207 " \\fontencoding{LGR}\\selectfont\\def\\encodingdefault{LGR}}\n"
208 "\\DeclareRobustCommand{\\textgreek}[1]{\\leavevmode{\\greektext #1}}\n"
209 "\\DeclareFontEncoding{LGR}{}{}\n"
210 "\\DeclareTextSymbol{\\~}{LGR}{126}");
212 static docstring const textcyr_def = from_ascii(
213 "\\DeclareRobustCommand{\\cyrtext}{%\n"
214 " \\fontencoding{T2A}\\selectfont\\def\\encodingdefault{T2A}}\n"
215 "\\DeclareRobustCommand{\\textcyr}[1]{\\leavevmode{\\cyrtext #1}}\n"
216 "\\AtBeginDocument{\\DeclareFontEncoding{T2A}{}{}}\n");
218 static docstring const lyxmathsym_def = from_ascii(
219 "\\newcommand{\\lyxmathsym}[1]{\\ifmmode\\begingroup\\def\\b@ld{bold}\n"
220 " \\text{\\ifx\\math@version\\b@ld\\bfseries\\fi#1}\\endgroup\\else#1\\fi}\n");
222 static docstring const papersizedvi_def = from_ascii(
223 "\\special{papersize=\\the\\paperwidth,\\the\\paperheight}\n");
225 static docstring const papersizepdf_def = from_ascii(
226 "\\pdfpageheight\\paperheight\n"
227 "\\pdfpagewidth\\paperwidth\n");
229 static docstring const cedilla_def = from_ascii(
230 "\\newcommand{\\docedilla}[2]{\\underaccent{#1\\mathchar'30}{#2}}\n"
231 "\\newcommand{\\cedilla}[1]{\\mathpalette\\docedilla{#1}}\n");
233 static docstring const subring_def = from_ascii(
234 "\\newcommand{\\dosubring}[2]{\\underaccent{#1\\mathchar'27}{#2}}\n"
235 "\\newcommand{\\subring}[1]{\\mathpalette\\dosubring{#1}}\n");
237 static docstring const subdot_def = from_ascii(
238 "\\newcommand{\\dosubdot}[2]{\\underaccent{#1.}{#2}}\n"
239 "\\newcommand{\\subdot}[1]{\\mathpalette\\dosubdot{#1}}\n");
241 static docstring const subhat_def = from_ascii(
242 "\\newcommand{\\dosubhat}[2]{\\underaccent{#1\\mathchar'136}{#2}}\n"
243 "\\newcommand{\\subhat}[1]{\\mathpalette\\dosubhat{#1}}\n");
245 static docstring const subtilde_def = from_ascii(
246 "\\newcommand{\\dosubtilde}[2]{\\underaccent{#1\\mathchar'176}{#2}}\n"
247 "\\newcommand{\\subtilde}[1]{\\mathpalette\\dosubtilde{#1}}\n");
249 static docstring const dacute_def = from_ascii(
250 "\\DeclareMathAccent{\\dacute}{\\mathalpha}{operators}{'175}\n");
252 static docstring const tipasymb_def = from_ascii(
253 "\\DeclareFontEncoding{T3}{}{}\n"
254 "\\DeclareSymbolFont{tipasymb}{T3}{cmr}{m}{n}\n");
256 static docstring const dgrave_def = from_ascii(
257 "\\DeclareMathAccent{\\dgrave}{\\mathord}{tipasymb}{'15}\n");
259 static docstring const rcap_def = from_ascii(
260 "\\DeclareMathAccent{\\rcap}{\\mathord}{tipasymb}{'20}\n");
262 static docstring const ogonek_def = from_ascii(
263 "\\newcommand{\\doogonek}[2]{\\setbox0=\\hbox{$#1#2$}\\underaccent{#1\\mkern-6mu\n"
264 " \\ifx#2O\\hskip0.5\\wd0\\else\\ifx#2U\\hskip0.5\\wd0\\else\\hskip\\wd0\\fi\\fi\n"
265 " \\ifx#2o\\mkern-2mu\\else\\ifx#2e\\mkern-1mu\\fi\\fi\n"
266 " \\mathchar\"0\\hexnumber@\\symtipasymb0C}{#2}}\n"
267 "\\newcommand{\\ogonek}[1]{\\mathpalette\\doogonek{#1}}\n");
269 static docstring const lyxref_def = from_ascii(
270 "\\RS@ifundefined{subref}\n"
271 " {\\def\\RSsubtxt{section~}\\newref{sub}{name = \\RSsubtxt}}\n"
273 "\\RS@ifundefined{thmref}\n"
274 " {\\def\\RSthmtxt{theorem~}\\newref{thm}{name = \\RSthmtxt}}\n"
276 "\\RS@ifundefined{lemref}\n"
277 " {\\def\\RSlemtxt{lemma~}\\newref{lem}{name = \\RSlemtxt}}\n"
280 // Make sure the columns are also outputed as rtl
281 static docstring const rtloutputdblcol_def = from_ascii(
282 "\\def\\@outputdblcol{%\n"
283 " \\if@firstcolumn\n"
284 " \\global \\@firstcolumnfalse\n"
285 " \\global \\setbox\\@leftcolumn \\box\\@outputbox\n"
287 " \\global \\@firstcolumntrue\n"
288 " \\setbox\\@outputbox \\vbox {%\n"
289 " \\hb@xt@\\textwidth {%\n"
290 " \\kern\\textwidth \\kern-\\columnwidth %**\n"
291 " \\hb@xt@\\columnwidth {%\n"
292 " \\box\\@leftcolumn \\hss}%\n"
293 " \\kern-\\textwidth %**\n"
295 " {\\normalcolor\\vrule \\@width\\columnseprule}%\n"
297 " \\kern-\\textwidth %**\n"
298 " \\hb@xt@\\columnwidth {%\n"
299 " \\box\\@outputbox \\hss}%\n"
300 " \\kern-\\columnwidth \\kern\\textwidth %**\n"
303 " \\@combinedblfloats\n"
306 " \\@dblfloatplacement\n"
307 " \\@startdblcolumn\n"
308 " \\@whilesw\\if@fcolmade \\fi\n"
310 " \\@startdblcolumn}%\n"
314 "\\@mparswitchtrue\n");
317 /////////////////////////////////////////////////////////////////////
321 /////////////////////////////////////////////////////////////////////
323 static docstring const lyxnoun_style = from_ascii(
325 " font-variant: small-caps;\n"
329 // this is how it normally renders, but it might not always do so.
330 static docstring const lyxstrikeout_style = from_ascii(
332 " text-decoration: line-through;\n"
336 /////////////////////////////////////////////////////////////////////
340 /////////////////////////////////////////////////////////////////////
343 LaTeXFeatures::LaTeXFeatures(Buffer const & b, BufferParams const & p,
344 OutputParams const & r)
345 : buffer_(&b), params_(p), runparams_(r), in_float_(false)
349 LaTeXFeatures::LangPackage LaTeXFeatures::langPackage() const
351 string const local_lp = bufferParams().lang_package;
353 // Locally, custom is just stored as a string
354 // in bufferParams().lang_package.
355 if (local_lp != "auto"
356 && local_lp != "babel"
357 && local_lp != "default"
358 && local_lp != "none")
359 return LANG_PACK_CUSTOM;
361 if (local_lp == "none")
362 return LANG_PACK_NONE;
364 /* If "auto" is selected, we load polyglossia if required,
365 * else we select babel.
366 * If babel is selected (either directly or via the "auto"
367 * mechanism), we really do only require it if we have
368 * a language that needs it.
370 bool const polyglossia_required =
371 isRequired("polyglossia")
372 && isAvailable("polyglossia")
373 && !isProvided("babel")
374 && this->hasOnlyPolyglossiaLanguages();
375 bool const babel_required =
376 !bufferParams().language->babel().empty()
377 || !this->getBabelLanguages().empty();
379 if (local_lp == "auto") {
380 // polyglossia requirement has priority over babel
381 if (polyglossia_required)
382 return LANG_PACK_POLYGLOSSIA;
383 else if (babel_required)
384 return LANG_PACK_BABEL;
387 if (local_lp == "babel") {
389 return LANG_PACK_BABEL;
392 if (local_lp == "default") {
393 switch (lyxrc.language_package_selection) {
395 // polyglossia requirement has priority over babel
396 if (polyglossia_required)
397 return LANG_PACK_POLYGLOSSIA;
398 else if (babel_required)
399 return LANG_PACK_BABEL;
401 case LyXRC::LP_BABEL:
403 return LANG_PACK_BABEL;
405 case LyXRC::LP_CUSTOM:
406 return LANG_PACK_CUSTOM;
408 return LANG_PACK_NONE;
412 return LANG_PACK_NONE;
416 void LaTeXFeatures::require(string const & name)
418 features_.insert(name);
422 void LaTeXFeatures::require(set<string> const & names)
424 features_.insert(names.begin(), names.end());
428 void LaTeXFeatures::useLayout(docstring const & layoutname)
430 // Some code to avoid loops in dependency definition
432 static int level = 0;
433 const int maxlevel = 30;
434 if (level > maxlevel) {
435 lyxerr << "LaTeXFeatures::useLayout: maximum level of "
436 << "recursion attained by layout "
437 << to_utf8(layoutname) << endl;
441 DocumentClass const & tclass = params_.documentClass();
442 if (tclass.hasLayout(layoutname)) {
443 // Is this layout already in usedLayouts?
444 if (find(usedLayouts_.begin(), usedLayouts_.end(), layoutname)
445 != usedLayouts_.end())
448 Layout const & layout = tclass[layoutname];
449 require(layout.requires());
451 if (!layout.depends_on().empty()) {
453 useLayout(layout.depends_on());
456 usedLayouts_.push_back(layoutname);
458 lyxerr << "LaTeXFeatures::useLayout: layout `"
459 << to_utf8(layoutname) << "' does not exist in this class"
467 void LaTeXFeatures::useInsetLayout(InsetLayout const & lay)
469 docstring const & lname = lay.name();
470 DocumentClass const & tclass = params_.documentClass();
472 // this is a default inset layout, nothing useful here
473 if (!tclass.hasInsetLayout(lname))
475 // Is this layout already in usedInsetLayouts?
476 if (find(usedInsetLayouts_.begin(), usedInsetLayouts_.end(), lname)
477 != usedInsetLayouts_.end())
480 require(lay.requires());
481 usedInsetLayouts_.push_back(lname);
485 bool LaTeXFeatures::isRequired(string const & name) const
487 return features_.find(name) != features_.end();
491 bool LaTeXFeatures::isProvided(string const & name) const
493 if (params_.useNonTeXFonts)
494 return params_.documentClass().provides(name);
496 bool const ot1 = (params_.font_encoding() == "default"
497 || params_.font_encoding() == "OT1");
498 bool const complete = (params_.fonts_sans == "default")
499 && (params_.fonts_typewriter == "default");
500 bool const nomath = (params_.fonts_math == "default");
501 return params_.documentClass().provides(name)
502 || theLaTeXFonts().getLaTeXFont(
503 from_ascii(params_.fonts_roman)).provides(name, ot1,
506 || theLaTeXFonts().getLaTeXFont(
507 from_ascii(params_.fonts_sans)).provides(name, ot1,
510 || theLaTeXFonts().getLaTeXFont(
511 from_ascii(params_.fonts_typewriter)).provides(name, ot1,
514 || theLaTeXFonts().getLaTeXFont(
515 from_ascii(params_.fonts_math)).provides(name, ot1,
521 bool LaTeXFeatures::mustProvide(string const & name) const
523 return isRequired(name) && !isProvided(name);
527 bool LaTeXFeatures::isAvailable(string const & name)
529 string::size_type const i = name.find("->");
530 if (i != string::npos) {
531 string const from = name.substr(0,i);
532 string const to = name.substr(i+2);
533 //LYXERR0("from=[" << from << "] to=[" << to << "]");
534 return theConverters().isReachable(from, to);
536 return LaTeXPackages::isAvailable(name);
540 void LaTeXFeatures::addPreambleSnippet(string const & preamble)
542 SnippetList::const_iterator begin = preamble_snippets_.begin();
543 SnippetList::const_iterator end = preamble_snippets_.end();
544 if (find(begin, end, preamble) == end)
545 preamble_snippets_.push_back(preamble);
549 void LaTeXFeatures::addCSSSnippet(std::string const & snippet)
551 SnippetList::const_iterator begin = css_snippets_.begin();
552 SnippetList::const_iterator end = css_snippets_.end();
553 if (find(begin, end, snippet) == end)
554 css_snippets_.push_back(snippet);
558 void LaTeXFeatures::useFloat(string const & name, bool subfloat)
560 if (!usedFloats_[name])
561 usedFloats_[name] = subfloat;
564 // We only need float.sty if we use non builtin floats, or if we
565 // use the "H" modifier. This includes modified table and
566 // figure floats. (Lgb)
567 Floating const & fl = params_.documentClass().floats().getType(name);
568 if (!fl.floattype().empty() && fl.usesFloatPkg()) {
574 void LaTeXFeatures::useLanguage(Language const * lang)
576 if (!lang->babel().empty() || !lang->polyglossia().empty())
577 UsedLanguages_.insert(lang);
578 if (!lang->requires().empty())
579 require(lang->requires());
580 // CJK languages do not have a babel name.
581 // They use the CJK package
582 if (lang->encoding()->package() == Encoding::CJK)
584 // japanese package is special
585 if (lang->encoding()->package() == Encoding::japanese)
590 void LaTeXFeatures::includeFile(docstring const & key, string const & name)
592 IncludedFiles_[key] = name;
596 bool LaTeXFeatures::hasLanguages() const
598 return !UsedLanguages_.empty();
602 bool LaTeXFeatures::hasOnlyPolyglossiaLanguages() const
604 // first the main language
605 if (params_.language->polyglossia().empty())
607 // now the secondary languages
608 LanguageList::const_iterator const begin = UsedLanguages_.begin();
609 for (LanguageList::const_iterator cit = begin;
610 cit != UsedLanguages_.end();
612 if ((*cit)->polyglossia().empty())
619 bool LaTeXFeatures::hasPolyglossiaExclusiveLanguages() const
621 // first the main language
622 if (params_.language->isPolyglossiaExclusive())
624 // now the secondary languages
625 LanguageList::const_iterator const begin = UsedLanguages_.begin();
626 for (LanguageList::const_iterator cit = begin;
627 cit != UsedLanguages_.end();
629 if ((*cit)->isPolyglossiaExclusive())
636 string LaTeXFeatures::getBabelLanguages() const
638 ostringstream languages;
641 LanguageList::const_iterator const begin = UsedLanguages_.begin();
642 for (LanguageList::const_iterator cit = begin;
643 cit != UsedLanguages_.end();
645 if ((*cit)->babel().empty())
651 languages << (*cit)->babel();
653 return languages.str();
657 std::map<std::string, std::string> LaTeXFeatures::getPolyglossiaLanguages() const
659 std::map<std::string, std::string> languages;
661 LanguageList::const_iterator const begin = UsedLanguages_.begin();
662 for (LanguageList::const_iterator cit = begin;
663 cit != UsedLanguages_.end();
665 languages[(*cit)->polyglossia()] = (*cit)->polyglossiaOpts();
671 set<string> LaTeXFeatures::getEncodingSet(string const & doc_encoding) const
673 // This does only find encodings of languages supported by babel, but
674 // that does not matter since we don't have a language with an
675 // encoding supported by inputenc but without babel support.
676 set<string> encodings;
677 LanguageList::const_iterator it = UsedLanguages_.begin();
678 LanguageList::const_iterator end = UsedLanguages_.end();
679 for (; it != end; ++it)
680 if ((*it)->encoding()->latexName() != doc_encoding &&
681 ((*it)->encoding()->package() == Encoding::inputenc
682 || (*it)->encoding()->package() == Encoding::japanese))
683 encodings.insert((*it)->encoding()->latexName());
689 char const * simplefeatures[] = {
690 // note that the package order here will be the same in the LaTeX-output
697 // subfig is handled in BufferParams.cpp
701 /*For a successful cooperation of the `wrapfig' package with the
702 `float' package you should load the `wrapfig' package *after*
703 the `float' package. See the caption package documentation
735 // listings is handled in BufferParams.cpp
748 char const * bibliofeatures[] = {
749 // Known bibliography packages (will be loaded before natbib)
764 int const nb_bibliofeatures = sizeof(bibliofeatures) / sizeof(char const *);
766 int const nb_simplefeatures = sizeof(simplefeatures) / sizeof(char const *);
771 string const LaTeXFeatures::getColorOptions() const
773 ostringstream colors;
775 // Handling the color packages separately is needed to be able to load them
776 // before babel when hyperref is loaded with the colorlinks option
777 // for more info see Bufferparams.cpp
780 if (mustProvide("color") || mustProvide("xcolor")) {
781 string const package =
782 (mustProvide("xcolor") ? "xcolor" : "color");
783 if (params_.graphics_driver == "default"
784 || params_.graphics_driver == "none")
785 colors << "\\usepackage{" << package << "}\n";
787 colors << "\\usepackage["
788 << params_.graphics_driver
789 << "]{" << package << "}\n";
792 // pdfcolmk must be loaded after color
793 if (mustProvide("pdfcolmk"))
794 colors << "\\usepackage{pdfcolmk}\n";
796 // the following 3 color commands must be set after color
797 // is loaded and before pdfpages, therefore add the command
798 // here define the set color
799 if (mustProvide("pagecolor")) {
800 colors << "\\definecolor{page_backgroundcolor}{rgb}{";
801 colors << outputLaTeXColor(params_.backgroundcolor) << "}\n";
802 // set the page color
803 colors << "\\pagecolor{page_backgroundcolor}\n";
806 if (mustProvide("fontcolor")) {
807 colors << "\\definecolor{document_fontcolor}{rgb}{";
808 colors << outputLaTeXColor(params_.fontcolor) << "}\n";
810 colors << "\\color{document_fontcolor}\n";
813 if (mustProvide("lyxgreyedout")) {
814 colors << "\\definecolor{note_fontcolor}{rgb}{";
815 colors << outputLaTeXColor(params_.notefontcolor) << "}\n";
816 // the color will be set together with the definition of
817 // the lyxgreyedout environment (see lyxgreyedout_def)
820 // color for shaded boxes
821 if (isRequired("framed") && mustProvide("color")) {
822 colors << "\\definecolor{shadecolor}{rgb}{";
823 colors << outputLaTeXColor(params_.boxbgcolor) << "}\n";
824 // this color is automatically used by the LaTeX-package "framed"
831 string const LaTeXFeatures::getPackages() const
833 ostringstream packages;
835 // FIXME: currently, we can only load packages and macros known
837 // However, with the Require tag of layouts/custom insets,
838 // also unknown packages can be requested. They are silently
839 // swallowed now. We should change this eventually.
841 // Output all the package option stuff we have been asked to do.
842 map<string, string>::const_iterator it =
843 params_.documentClass().packageOptions().begin();
844 map<string, string>::const_iterator en =
845 params_.documentClass().packageOptions().end();
846 for (; it != en; ++it)
847 if (mustProvide(it->first))
848 packages << "\\PassOptionsToPackage{" << it->second << "}"
849 << "{" << it->first << "}\n";
851 // These are all the 'simple' includes. i.e
852 // packages which we just \usepackage{package}
853 for (int i = 0; i < nb_simplefeatures; ++i) {
854 if (mustProvide(simplefeatures[i]))
855 packages << "\\usepackage{" << simplefeatures[i] << "}\n";
858 // The rest of these packages are somewhat more complicated
861 // The tipa package and its extensions (tipx, tone) must not
862 // be loaded with non-TeX fonts, since fontspec includes the
864 if (mustProvide("tipa") && !params_.useNonTeXFonts)
865 packages << "\\usepackage{tipa}\n";
866 if (mustProvide("tipx") && !params_.useNonTeXFonts)
867 packages << "\\usepackage{tipx}\n";
868 if (mustProvide("tone") && !params_.useNonTeXFonts)
869 packages << "\\usepackage{tone}\n";
871 // if fontspec or newtxmath is used, AMS packages have to be loaded
872 // before fontspec (in BufferParams)
873 string const amsPackages = loadAMSPackages();
874 bool const ot1 = (params_.font_encoding() == "default" || params_.font_encoding() == "OT1");
875 bool const use_newtxmath =
876 theLaTeXFonts().getLaTeXFont(from_ascii(params_.fonts_math)).getUsedPackage(
877 ot1, false, false) == "newtxmath";
879 if (!params_.useNonTeXFonts && !use_newtxmath && !amsPackages.empty())
880 packages << amsPackages;
882 // fixltx2e must be loaded after amsthm, since amsthm produces an error with
883 // the redefined \[ command (bug 7233). Load it as early as possible, since
884 // other packages might profit from it.
885 if (mustProvide("fixltx2e"))
886 packages << "\\usepackage{fixltx2e}\n";
888 if (mustProvide("cancel") &&
889 params_.use_package("cancel") != BufferParams::package_off)
890 packages << "\\usepackage{cancel}\n";
891 // wasysym is a simple feature, but it must be after amsmath if both
893 // wasysym redefines some integrals (e.g. iint) from amsmath. That
894 // leads to inconsistent integrals. We only load this package if
895 // the document does not contain integrals (then isRequired("esint")
896 // is false) or if esint is used, since esint redefines all relevant
897 // integral symbols from wasysym and amsmath.
898 // See http://www.lyx.org/trac/ticket/1942
899 if (mustProvide("wasysym") &&
900 params_.use_package("wasysym") != BufferParams::package_off &&
901 (params_.use_package("esint") != BufferParams::package_off || !isRequired("esint")))
902 packages << "\\usepackage{wasysym}\n";
904 // accents must be loaded after amsmath
905 if (mustProvide("accents") &&
906 params_.use_package("accents") != BufferParams::package_off)
907 packages << "\\usepackage{accents}\n";
909 // mathdots must be loaded after amsmath
910 if (mustProvide("mathdots") &&
911 params_.use_package("mathdots") != BufferParams::package_off)
912 packages << "\\usepackage{mathdots}\n";
914 // yhmath must be loaded after amsmath
915 if (mustProvide("yhmath") &&
916 params_.use_package("yhmath") != BufferParams::package_off)
917 packages << "\\usepackage{yhmath}\n";
919 // stmaryrd must be loaded after amsmath
920 if (mustProvide("stmaryrd") &&
921 params_.use_package("stmaryrd") != BufferParams::package_off)
922 packages << "\\usepackage{stmaryrd}\n";
924 if (mustProvide("stackrel") &&
925 params_.use_package("stackrel") != BufferParams::package_off)
926 packages << "\\usepackage{stackrel}\n";
928 if (mustProvide("undertilde") &&
929 params_.use_package("undertilde") != BufferParams::package_off)
930 packages << "\\usepackage{undertilde}\n";
932 // [x]color and pdfcolmk are handled in getColorOptions() above
935 if (isRequired("makeidx") || isRequired("splitidx")) {
936 if (!isProvided("makeidx") && !isRequired("splitidx"))
937 packages << "\\usepackage{makeidx}\n";
938 if (mustProvide("splitidx"))
939 packages << "\\usepackage{splitidx}\n";
940 packages << "\\makeindex\n";
944 if (mustProvide("graphicx") && params_.graphics_driver != "none") {
945 if (params_.graphics_driver == "default")
946 packages << "\\usepackage{graphicx}\n";
948 packages << "\\usepackage["
949 << params_.graphics_driver
953 // lyxskak.sty --- newer chess support based on skak.sty
954 if (mustProvide("chess"))
955 packages << "\\usepackage[ps,mover]{lyxskak}\n";
958 if (mustProvide("setspace") && !isProvided("SetSpace"))
959 packages << "\\usepackage{setspace}\n";
961 // we need to assure that mhchem is loaded before esint
962 // because esint must be loaded AFTER amslatex and mhchem loads amlatex
963 // (this info is from the author of mhchem from June 2013)
964 if (mustProvide("mhchem") &&
965 params_.use_package("mhchem") != BufferParams::package_off)
966 packages << "\\PassOptionsToPackage{version=3}{mhchem}\n"
967 "\\usepackage{mhchem}\n";
969 // esint must be after amsmath (and packages requiring amsmath, like mhchem)
970 // and wasysym, since it will redeclare inconsistent integral symbols
971 if (mustProvide("esint") &&
972 params_.use_package("esint") != BufferParams::package_off)
973 packages << "\\usepackage{esint}\n";
975 // Known bibliography packages (simple \usepackage{package})
976 for (int i = 0; i < nb_bibliofeatures; ++i) {
977 if (mustProvide(bibliofeatures[i]))
978 packages << "\\usepackage{"
979 << bibliofeatures[i] << "}\n";
982 // Compatibility between achicago and natbib
983 if (mustProvide("achicago") && mustProvide("natbib"))
984 packages << "\\let\\achicagobib\\thebibliography\n";
987 // Some classes load natbib themselves, but still allow (or even require)
988 // plain numeric citations (ReVTeX is such a case, see bug 5182).
989 // This special case is indicated by the "natbib-internal" key.
990 if (mustProvide("natbib") && !isProvided("natbib-internal")) {
991 packages << "\\usepackage[";
992 if (params_.citeEngineType() == ENGINE_TYPE_NUMERICAL)
993 packages << "numbers";
995 packages << "authoryear";
996 packages << "]{natbib}\n";
999 // Compatibility between achicago and natbib
1000 if (mustProvide("achicago") && mustProvide("natbib")) {
1001 packages << "\\let\\thebibliography\\achicagobib\n";
1002 packages << "\\let\\SCcite\\astroncite\n";
1003 packages << "\\let\\UnexpandableProtect\\protect\n";
1006 // jurabib -- we need version 0.6 at least.
1007 if (mustProvide("jurabib"))
1008 packages << "\\usepackage{jurabib}[2004/01/25]\n";
1010 // opcit -- we pass custombst as we output \bibliographystyle ourselves
1011 if (mustProvide("opcit")) {
1012 if (isRequired("hyperref"))
1013 packages << "\\usepackage[custombst,hyperref]{opcit}\n";
1015 packages << "\\usepackage[custombst]{opcit}\n";
1018 // xargs -- we need version 1.09 at least
1019 if (mustProvide("xargs"))
1020 packages << "\\usepackage{xargs}[2008/03/08]\n";
1022 if (mustProvide("xy"))
1023 packages << "\\usepackage[all]{xy}\n";
1025 if (mustProvide("feyn"))
1026 packages << "\\usepackage{feyn}\n"; //Diagram
1028 if (mustProvide("ulem"))
1029 packages << "\\PassOptionsToPackage{normalem}{ulem}\n"
1030 "\\usepackage{ulem}\n";
1032 if (mustProvide("nomencl")) {
1033 // Make it work with the new and old version of the package,
1034 // but don't use the compatibility option since it is
1035 // incompatible to other packages.
1036 packages << "\\usepackage{nomencl}\n"
1037 "% the following is useful when we have the old nomencl.sty package\n"
1038 "\\providecommand{\\printnomenclature}{\\printglossary}\n"
1039 "\\providecommand{\\makenomenclature}{\\makeglossary}\n"
1040 "\\makenomenclature\n";
1043 // fixltx2e provides subscript
1044 if (mustProvide("subscript") && !isRequired("fixltx2e"))
1045 packages << "\\usepackage{subscript}\n";
1047 return packages.str();
1051 string LaTeXFeatures::getPreambleSnippets() const
1054 SnippetList::const_iterator pit = preamble_snippets_.begin();
1055 SnippetList::const_iterator pend = preamble_snippets_.end();
1056 for (; pit != pend; ++pit)
1057 snip << *pit << '\n';
1062 std::string LaTeXFeatures::getCSSSnippets() const
1065 SnippetList::const_iterator pit = css_snippets_.begin();
1066 SnippetList::const_iterator pend = css_snippets_.end();
1067 for (; pit != pend; ++pit)
1068 snip << *pit << '\n';
1073 docstring const LaTeXFeatures::getMacros() const
1075 odocstringstream macros;
1077 if (!preamble_snippets_.empty()) {
1079 macros << from_utf8(getPreambleSnippets());
1082 if (mustProvide("papersize")) {
1083 if (runparams_.flavor == OutputParams::LATEX)
1084 macros << papersizedvi_def << '\n';
1086 macros << papersizepdf_def << '\n';
1089 if (mustProvide("LyX")) {
1090 if (isRequired("hyperref"))
1091 macros << lyx_hyperref_def << '\n';
1093 macros << lyx_def << '\n';
1096 if (mustProvide("noun"))
1097 macros << noun_def << '\n';
1099 if (mustProvide("lyxarrow"))
1100 macros << lyxarrow_def << '\n';
1102 if (!usePolyglossia() && mustProvide("textgreek")) {
1103 // Avoid a LaTeX error if times fonts are used and the grtimes
1104 // package is installed but actual fonts are not (bug 6469).
1105 if (params_.fonts_roman == "times")
1106 macros << subst(textgreek_def,
1107 from_ascii("\\greektext #1"),
1108 from_ascii("%\n \\IfFileExists"
1109 "{grtm10.tfm}{}{\\fontfamily"
1110 "{cmr}}\\greektext #1"))
1113 macros << textgreek_def << '\n';
1116 if (!usePolyglossia() && mustProvide("textcyr"))
1117 macros << textcyr_def << '\n';
1119 if (mustProvide("lyxmathsym"))
1120 macros << lyxmathsym_def << '\n';
1122 if (mustProvide("cedilla"))
1123 macros << cedilla_def << '\n';
1125 if (mustProvide("subring"))
1126 macros << subring_def << '\n';
1128 if (mustProvide("subdot"))
1129 macros << subdot_def << '\n';
1131 if (mustProvide("subhat"))
1132 macros << subhat_def << '\n';
1134 if (mustProvide("subtilde"))
1135 macros << subtilde_def << '\n';
1137 if (mustProvide("dacute"))
1138 macros << dacute_def << '\n';
1140 if (mustProvide("tipasymb"))
1141 macros << tipasymb_def << '\n';
1143 if (mustProvide("dgrave"))
1144 macros << dgrave_def << '\n';
1146 if (mustProvide("rcap"))
1147 macros << rcap_def << '\n';
1149 if (mustProvide("ogonek"))
1150 macros << ogonek_def << '\n';
1153 if (mustProvide("quotesinglbase"))
1154 macros << quotesinglbase_def << '\n';
1155 if (mustProvide("quotedblbase"))
1156 macros << quotedblbase_def << '\n';
1157 if (mustProvide("guilsinglleft"))
1158 macros << guilsinglleft_def << '\n';
1159 if (mustProvide("guilsinglright"))
1160 macros << guilsinglright_def << '\n';
1161 if (mustProvide("guillemotleft"))
1162 macros << guillemotleft_def << '\n';
1163 if (mustProvide("guillemotright"))
1164 macros << guillemotright_def << '\n';
1167 if (mustProvide("binom") && !isRequired("amsmath"))
1168 macros << binom_def << '\n';
1169 if (mustProvide("mathcircumflex"))
1170 macros << mathcircumflex_def << '\n';
1173 if (mustProvide("ParagraphLeftIndent"))
1174 macros << paragraphleftindent_def;
1175 if (mustProvide("NeedLyXFootnoteCode"))
1176 macros << floatingfootnote_def;
1178 // some problems with tex->html converters
1179 if (mustProvide("NeedTabularnewline"))
1180 macros << tabularnewline_def;
1182 // greyed-out environment (note inset)
1183 // the color is specified in the routine
1184 // getColorOptions() to avoid LaTeX-package clashes
1185 if (mustProvide("lyxgreyedout"))
1186 macros << lyxgreyedout_def;
1188 if (mustProvide("lyxdot"))
1189 macros << lyxdot_def << '\n';
1192 getFloatDefinitions(macros);
1194 if (mustProvide("refstyle"))
1195 macros << lyxref_def << '\n';
1198 if (mustProvide("ct-dvipost"))
1199 macros << changetracking_dvipost_def;
1201 if (mustProvide("ct-xcolor-ulem")) {
1202 streamsize const prec = macros.precision(2);
1204 RGBColor cadd = rgbFromHexName(lcolor.getX11Name(Color_addedtext));
1205 macros << "\\providecolor{lyxadded}{rgb}{"
1206 << cadd.r / 255.0 << ',' << cadd.g / 255.0 << ',' << cadd.b / 255.0 << "}\n";
1208 RGBColor cdel = rgbFromHexName(lcolor.getX11Name(Color_deletedtext));
1209 macros << "\\providecolor{lyxdeleted}{rgb}{"
1210 << cdel.r / 255.0 << ',' << cdel.g / 255.0 << ',' << cdel.b / 255.0 << "}\n";
1212 macros.precision(prec);
1214 if (isRequired("hyperref"))
1215 macros << changetracking_xcolor_ulem_hyperref_def;
1217 macros << changetracking_xcolor_ulem_def;
1220 if (mustProvide("ct-none"))
1221 macros << changetracking_none_def;
1223 if (mustProvide("rtloutputdblcol"))
1224 macros << rtloutputdblcol_def;
1226 return macros.str();
1230 string const LaTeXFeatures::getBabelPresettings() const
1234 LanguageList::const_iterator it = UsedLanguages_.begin();
1235 LanguageList::const_iterator end = UsedLanguages_.end();
1236 for (; it != end; ++it)
1237 if (!(*it)->babel_presettings().empty())
1238 tmp << (*it)->babel_presettings() << '\n';
1239 if (!params_.language->babel_presettings().empty())
1240 tmp << params_.language->babel_presettings() << '\n';
1242 if (!contains(tmp.str(), '@'))
1245 return "\\makeatletter\n" + tmp.str() + "\\makeatother\n";
1249 string const LaTeXFeatures::getBabelPostsettings() const
1253 LanguageList::const_iterator it = UsedLanguages_.begin();
1254 LanguageList::const_iterator end = UsedLanguages_.end();
1255 for (; it != end; ++it)
1256 if (!(*it)->babel_postsettings().empty())
1257 tmp << (*it)->babel_postsettings() << '\n';
1258 if (!params_.language->babel_postsettings().empty())
1259 tmp << params_.language->babel_postsettings() << '\n';
1261 if (!contains(tmp.str(), '@'))
1264 return "\\makeatletter\n" + tmp.str() + "\\makeatother\n";
1268 bool LaTeXFeatures::needBabelLangOptions() const
1270 if (!lyxrc.language_global_options || params_.language->asBabelOptions())
1273 LanguageList::const_iterator it = UsedLanguages_.begin();
1274 LanguageList::const_iterator end = UsedLanguages_.end();
1275 for (; it != end; ++it)
1276 if ((*it)->asBabelOptions())
1283 string const LaTeXFeatures::loadAMSPackages() const
1286 if (mustProvide("amsthm"))
1287 tmp << "\\usepackage{amsthm}\n";
1289 if (mustProvide("amsmath")
1290 && params_.use_package("amsmath") != BufferParams::package_off) {
1291 tmp << "\\usepackage{amsmath}\n";
1293 // amsbsy and amstext are already provided by amsmath
1294 if (mustProvide("amsbsy"))
1295 tmp << "\\usepackage{amsbsy}\n";
1296 if (mustProvide("amstext"))
1297 tmp << "\\usepackage{amstext}\n";
1300 if (mustProvide("amssymb")
1301 && params_.use_package("amssymb") != BufferParams::package_off)
1302 tmp << "\\usepackage{amssymb}\n";
1308 docstring const LaTeXFeatures::getTClassPreamble() const
1310 // the text class specific preamble
1311 DocumentClass const & tclass = params_.documentClass();
1312 odocstringstream tcpreamble;
1314 tcpreamble << tclass.preamble();
1316 list<docstring>::const_iterator cit = usedLayouts_.begin();
1317 list<docstring>::const_iterator end = usedLayouts_.end();
1318 for (; cit != end; ++cit)
1319 tcpreamble << tclass[*cit].preamble();
1321 cit = usedInsetLayouts_.begin();
1322 end = usedInsetLayouts_.end();
1323 TextClass::InsetLayouts const & ils = tclass.insetLayouts();
1324 for (; cit != end; ++cit) {
1325 TextClass::InsetLayouts::const_iterator it = ils.find(*cit);
1326 if (it == ils.end())
1328 tcpreamble << it->second.preamble();
1331 return tcpreamble.str();
1335 docstring const LaTeXFeatures::getTClassHTMLPreamble() const
1337 DocumentClass const & tclass = params_.documentClass();
1338 odocstringstream tcpreamble;
1340 tcpreamble << tclass.htmlpreamble();
1342 list<docstring>::const_iterator cit = usedLayouts_.begin();
1343 list<docstring>::const_iterator end = usedLayouts_.end();
1344 for (; cit != end; ++cit)
1345 tcpreamble << tclass[*cit].htmlpreamble();
1347 cit = usedInsetLayouts_.begin();
1348 end = usedInsetLayouts_.end();
1349 TextClass::InsetLayouts const & ils = tclass.insetLayouts();
1350 for (; cit != end; ++cit) {
1351 TextClass::InsetLayouts::const_iterator it = ils.find(*cit);
1352 if (it == ils.end())
1354 tcpreamble << it->second.htmlpreamble();
1357 return tcpreamble.str();
1361 docstring const LaTeXFeatures::getTClassHTMLStyles() const
1363 DocumentClass const & tclass = params_.documentClass();
1364 odocstringstream tcpreamble;
1366 if (mustProvide("noun"))
1367 tcpreamble << lyxnoun_style;
1368 // this isn't exact, but it won't hurt that much if it
1370 if (mustProvide("ulem"))
1371 tcpreamble << lyxstrikeout_style;
1373 tcpreamble << tclass.htmlstyles();
1375 list<docstring>::const_iterator cit = usedLayouts_.begin();
1376 list<docstring>::const_iterator end = usedLayouts_.end();
1377 for (; cit != end; ++cit)
1378 tcpreamble << tclass[*cit].htmlstyle();
1380 cit = usedInsetLayouts_.begin();
1381 end = usedInsetLayouts_.end();
1382 TextClass::InsetLayouts const & ils = tclass.insetLayouts();
1383 for (; cit != end; ++cit) {
1384 TextClass::InsetLayouts::const_iterator it = ils.find(*cit);
1385 if (it == ils.end())
1387 tcpreamble << it->second.htmlstyle();
1390 return tcpreamble.str();
1396 docstring const getFloatI18nPreamble(docstring const & type,
1397 docstring const & name, Language const * lang,
1398 Encoding const & enc, bool const polyglossia)
1400 // Check whether name can be encoded in the buffer encoding
1401 bool encodable = true;
1402 for (size_t i = 0; i < name.size(); ++i) {
1403 if (!enc.encodable(name[i])) {
1409 docstring const language = polyglossia ? from_ascii(lang->polyglossia())
1410 : from_ascii(lang->babel());
1411 docstring const langenc = from_ascii(lang->encoding()->iconvName());
1412 docstring const texenc = from_ascii(lang->encoding()->latexName());
1413 docstring const bufenc = from_ascii(enc.iconvName());
1414 docstring const s1 = docstring(1, 0xF0000);
1415 docstring const s2 = docstring(1, 0xF0001);
1416 docstring const translated = encodable ? name
1417 : from_ascii("\\inputencoding{") + texenc + from_ascii("}")
1418 + s1 + langenc + s2 + name + s1 + bufenc + s2;
1420 odocstringstream os;
1421 os << "\\addto\\captions" << language
1422 << "{\\renewcommand{\\" << type << "name}{" << translated << "}}\n";
1427 docstring const i18npreamble(docstring const & templ, Language const * lang,
1428 Encoding const & enc, bool const polyglossia)
1433 string preamble = polyglossia ?
1434 subst(to_utf8(templ), "$$lang", lang->polyglossia()) :
1435 subst(to_utf8(templ), "$$lang", lang->babel());
1437 string const langenc = lang->encoding()->iconvName();
1438 string const texenc = lang->encoding()->latexName();
1439 string const bufenc = enc.iconvName();
1440 // First and second character of plane 15 (Private Use Area)
1441 string const s1 = "\xf3\xb0\x80\x80"; // U+F0000
1442 string const s2 = "\xf3\xb0\x80\x81"; // U+F0001
1444 // lyx::regex is not unicode-safe.
1445 // Should use QRegExp or (boost::u32regex, but that requires ICU)
1446 static regex const reg("_\\(([^\\)]+)\\)");
1448 while (regex_search(preamble, sub, reg)) {
1449 string const key = sub.str(1);
1450 docstring const name = lang->translateLayout(key);
1451 // Check whether name can be encoded in the buffer encoding
1452 bool encodable = true;
1453 for (size_t i = 0; i < name.size(); ++i) {
1454 if (!enc.encodable(name[i])) {
1459 string const translated = encodable ? to_utf8(name)
1460 : "\\inputencoding{" + texenc + "}"
1461 + s1 + langenc + s2 + to_utf8(name)
1463 preamble = subst(preamble, sub.str(), translated);
1465 return from_utf8(preamble);
1471 docstring const LaTeXFeatures::getTClassI18nPreamble(bool use_babel, bool use_polyglossia) const
1473 DocumentClass const & tclass = params_.documentClass();
1474 // collect preamble snippets in a set to prevent multiple identical
1475 // commands (would happen if e.g. both theorem and theorem* are used)
1476 set<docstring> snippets;
1477 typedef LanguageList::const_iterator lang_it;
1478 lang_it const lbeg = UsedLanguages_.begin();
1479 lang_it const lend = UsedLanguages_.end();
1480 list<docstring>::const_iterator cit = usedLayouts_.begin();
1481 list<docstring>::const_iterator end = usedLayouts_.end();
1482 for (; cit != end; ++cit) {
1483 // language dependent commands (once per document)
1484 snippets.insert(i18npreamble(tclass[*cit].langpreamble(),
1485 buffer().language(),
1486 buffer().params().encoding(),
1488 // commands for language changing (for multilanguage documents)
1489 if ((use_babel || use_polyglossia) && !UsedLanguages_.empty()) {
1490 snippets.insert(i18npreamble(
1491 tclass[*cit].babelpreamble(),
1492 buffer().language(),
1493 buffer().params().encoding(),
1495 for (lang_it lit = lbeg; lit != lend; ++lit)
1496 snippets.insert(i18npreamble(
1497 tclass[*cit].babelpreamble(),
1499 buffer().params().encoding(),
1503 if ((use_babel || use_polyglossia) && !UsedLanguages_.empty()) {
1504 FloatList const & floats = params_.documentClass().floats();
1505 UsedFloats::const_iterator fit = usedFloats_.begin();
1506 UsedFloats::const_iterator fend = usedFloats_.end();
1507 for (; fit != fend; ++fit) {
1508 Floating const & fl = floats.getType(fit->first);
1509 // we assume builtin floats are translated
1510 if (fl.isPredefined())
1512 docstring const type = from_ascii(fl.floattype());
1513 docstring const flname = from_utf8(fl.name());
1514 docstring name = buffer().language()->translateLayout(fl.name());
1515 // only request translation if we have a real translation
1516 // (that differs from the source)
1518 snippets.insert(getFloatI18nPreamble(
1519 type, name, buffer().language(),
1520 buffer().params().encoding(),
1522 for (lang_it lit = lbeg; lit != lend; ++lit) {
1523 string const code = (*lit)->code();
1524 name = (*lit)->translateLayout(fl.name());
1525 // we assume we have a suitable translation if
1526 // either the language is English (we need to
1527 // translate into English if English is a secondary
1528 // language) or if translateIfPossible returns
1529 // something different to the English source.
1530 bool const have_translation =
1531 (flname != name || contains(code, "en"));
1532 if (have_translation)
1533 snippets.insert(getFloatI18nPreamble(
1535 buffer().params().encoding(),
1541 cit = usedInsetLayouts_.begin();
1542 end = usedInsetLayouts_.end();
1543 TextClass::InsetLayouts const & ils = tclass.insetLayouts();
1544 for (; cit != end; ++cit) {
1545 TextClass::InsetLayouts::const_iterator it = ils.find(*cit);
1546 if (it == ils.end())
1548 // language dependent commands (once per document)
1549 snippets.insert(i18npreamble(it->second.langpreamble(),
1550 buffer().language(),
1551 buffer().params().encoding(),
1553 // commands for language changing (for multilanguage documents)
1554 if ((use_babel || use_polyglossia) && !UsedLanguages_.empty()) {
1555 snippets.insert(i18npreamble(
1556 it->second.babelpreamble(),
1557 buffer().language(),
1558 buffer().params().encoding(),
1560 for (lang_it lit = lbeg; lit != lend; ++lit)
1561 snippets.insert(i18npreamble(
1562 it->second.babelpreamble(),
1564 buffer().params().encoding(),
1569 odocstringstream tcpreamble;
1570 set<docstring>::const_iterator const send = snippets.end();
1571 set<docstring>::const_iterator it = snippets.begin();
1572 for (; it != send; ++it)
1574 return tcpreamble.str();
1578 docstring const LaTeXFeatures::getLyXSGMLEntities() const
1580 // Definition of entities used in the document that are LyX related.
1581 odocstringstream entities;
1583 if (mustProvide("lyxarrow")) {
1584 entities << "<!ENTITY lyxarrow \"->\">" << '\n';
1587 return entities.str();
1591 docstring const LaTeXFeatures::getIncludedFiles(string const & fname) const
1593 odocstringstream sgmlpreamble;
1595 docstring const basename(from_utf8(onlyPath(fname)));
1597 FileMap::const_iterator end = IncludedFiles_.end();
1598 for (FileMap::const_iterator fi = IncludedFiles_.begin();
1601 sgmlpreamble << "\n<!ENTITY " << fi->first
1602 << (isSGMLFileName(fi->second) ? " SYSTEM \"" : " \"")
1603 << makeRelPath(from_utf8(fi->second), basename) << "\">";
1605 return sgmlpreamble.str();
1609 void LaTeXFeatures::showStruct() const
1611 lyxerr << "LyX needs the following commands when LaTeXing:"
1612 << "\n***** Packages:" << getPackages()
1613 << "\n***** Macros:" << to_utf8(getMacros())
1614 << "\n***** Textclass stuff:" << to_utf8(getTClassPreamble())
1615 << "\n***** done." << endl;
1619 Buffer const & LaTeXFeatures::buffer() const
1625 void LaTeXFeatures::setBuffer(Buffer const & buffer)
1631 BufferParams const & LaTeXFeatures::bufferParams() const
1637 void LaTeXFeatures::getFloatDefinitions(odocstream & os) const
1639 FloatList const & floats = params_.documentClass().floats();
1641 // Here we will output the code to create the needed float styles.
1642 // We will try to do this as minimal as possible.
1643 // \floatstyle{ruled}
1644 // \newfloat{algorithm}{htbp}{loa}
1645 // \providecommand{\algorithmname}{Algorithm}
1646 // \floatname{algorithm}{\protect\algorithmname}
1647 UsedFloats::const_iterator cit = usedFloats_.begin();
1648 UsedFloats::const_iterator end = usedFloats_.end();
1649 for (; cit != end; ++cit) {
1650 Floating const & fl = floats.getType(cit->first);
1652 // For builtin floats we do nothing.
1653 if (fl.isPredefined())
1656 // We have to special case "table" and "figure"
1657 if (fl.floattype() == "tabular" || fl.floattype() == "figure") {
1658 // Output code to modify "table" or "figure"
1659 // but only if builtin == false
1660 // and that have to be true at this point in the
1662 docstring const type = from_ascii(fl.floattype());
1663 docstring const placement = from_ascii(fl.placement());
1664 docstring const style = from_ascii(fl.style());
1665 if (!style.empty()) {
1666 os << "\\floatstyle{" << style << "}\n"
1667 << "\\restylefloat{" << type << "}\n";
1669 if (!placement.empty()) {
1670 os << "\\floatplacement{" << type << "}{"
1671 << placement << "}\n";
1674 // The other non builtin floats.
1676 docstring const type = from_ascii(fl.floattype());
1677 docstring const placement = from_ascii(fl.placement());
1678 docstring const ext = from_ascii(fl.ext());
1679 docstring const within = from_ascii(fl.within());
1680 docstring const style = from_ascii(fl.style());
1681 docstring const name =
1682 buffer().language()->translateLayout(fl.name());
1683 os << "\\floatstyle{" << style << "}\n"
1684 << "\\newfloat{" << type << "}{" << placement
1685 << "}{" << ext << '}';
1686 if (!within.empty())
1687 os << '[' << within << ']';
1689 << "\\providecommand{\\" << type << "name}{"
1691 << "\\floatname{" << type << "}{\\protect\\"
1692 << type << "name}\n";
1694 // What missing here is to code to minimalize the code
1695 // output so that the same floatstyle will not be
1696 // used several times, when the same style is still in
1700 // The subfig package is loaded later
1701 os << "\n\\AtBeginDocument{\\newsubfloat{" << from_ascii(fl.floattype()) << "}}\n";
1706 void LaTeXFeatures::resolveAlternatives()
1708 for (Features::iterator it = features_.begin(); it != features_.end();) {
1709 if (contains(*it, '|')) {
1710 vector<string> const alternatives = getVectorFromString(*it, "|");
1711 vector<string>::const_iterator const end = alternatives.end();
1712 vector<string>::const_iterator ita = alternatives.begin();
1713 for (; ita != end; ++ita) {
1714 if (isRequired(*ita))
1718 require(alternatives.front());
1719 features_.erase(it);
1720 it = features_.begin();