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
431 static int level = 0;
432 const int maxlevel = 30;
433 if (level > maxlevel) {
434 lyxerr << "LaTeXFeatures::useLayout: maximum level of "
435 << "recursion attained by layout "
436 << to_utf8(layoutname) << endl;
440 DocumentClass const & tclass = params_.documentClass();
441 if (tclass.hasLayout(layoutname)) {
442 // Is this layout already in usedLayouts?
443 if (find(usedLayouts_.begin(), usedLayouts_.end(), layoutname)
444 != usedLayouts_.end())
447 Layout const & layout = tclass[layoutname];
448 require(layout.requires());
450 if (!layout.depends_on().empty()) {
452 useLayout(layout.depends_on());
455 usedLayouts_.push_back(layoutname);
457 lyxerr << "LaTeXFeatures::useLayout: layout `"
458 << to_utf8(layoutname) << "' does not exist in this class"
466 void LaTeXFeatures::useInsetLayout(InsetLayout const & lay)
468 docstring const & lname = lay.name();
469 DocumentClass const & tclass = params_.documentClass();
471 // this is a default inset layout, nothing useful here
472 if (!tclass.hasInsetLayout(lname))
474 // Is this layout already in usedInsetLayouts?
475 if (find(usedInsetLayouts_.begin(), usedInsetLayouts_.end(), lname)
476 != usedInsetLayouts_.end())
479 require(lay.requires());
480 usedInsetLayouts_.push_back(lname);
484 bool LaTeXFeatures::isRequired(string const & name) const
486 return features_.find(name) != features_.end();
490 bool LaTeXFeatures::isProvided(string const & name) const
492 if (params_.useNonTeXFonts)
493 return params_.documentClass().provides(name);
495 bool const ot1 = (params_.font_encoding() == "default"
496 || params_.font_encoding() == "OT1");
497 bool const complete = (params_.fonts_sans == "default")
498 && (params_.fonts_typewriter == "default");
499 bool const nomath = (params_.fonts_math == "default");
500 return params_.documentClass().provides(name)
501 || theLaTeXFonts().getLaTeXFont(
502 from_ascii(params_.fonts_roman)).provides(name, ot1,
505 || theLaTeXFonts().getLaTeXFont(
506 from_ascii(params_.fonts_sans)).provides(name, ot1,
509 || theLaTeXFonts().getLaTeXFont(
510 from_ascii(params_.fonts_typewriter)).provides(name, ot1,
513 || theLaTeXFonts().getLaTeXFont(
514 from_ascii(params_.fonts_math)).provides(name, ot1,
520 bool LaTeXFeatures::mustProvide(string const & name) const
522 return isRequired(name) && !isProvided(name);
526 bool LaTeXFeatures::isAvailable(string const & name)
528 string::size_type const i = name.find("->");
529 if (i != string::npos) {
530 string const from = name.substr(0,i);
531 string const to = name.substr(i+2);
532 //LYXERR0("from=[" << from << "] to=[" << to << "]");
533 return theConverters().isReachable(from, to);
535 return LaTeXPackages::isAvailable(name);
539 void LaTeXFeatures::addPreambleSnippet(string const & preamble)
541 SnippetList::const_iterator begin = preamble_snippets_.begin();
542 SnippetList::const_iterator end = preamble_snippets_.end();
543 if (find(begin, end, preamble) == end)
544 preamble_snippets_.push_back(preamble);
548 void LaTeXFeatures::addCSSSnippet(std::string const & snippet)
550 SnippetList::const_iterator begin = css_snippets_.begin();
551 SnippetList::const_iterator end = css_snippets_.end();
552 if (find(begin, end, snippet) == end)
553 css_snippets_.push_back(snippet);
557 void LaTeXFeatures::useFloat(string const & name, bool subfloat)
559 if (!usedFloats_[name])
560 usedFloats_[name] = subfloat;
563 // We only need float.sty if we use non builtin floats, or if we
564 // use the "H" modifier. This includes modified table and
565 // figure floats. (Lgb)
566 Floating const & fl = params_.documentClass().floats().getType(name);
567 if (!fl.floattype().empty() && fl.usesFloatPkg()) {
573 void LaTeXFeatures::useLanguage(Language const * lang)
575 if (!lang->babel().empty() || !lang->polyglossia().empty())
576 UsedLanguages_.insert(lang);
577 if (!lang->requires().empty())
578 require(lang->requires());
579 // CJK languages do not have a babel name.
580 // They use the CJK package
581 if (lang->encoding()->package() == Encoding::CJK)
583 // japanese package is special
584 if (lang->encoding()->package() == Encoding::japanese)
589 void LaTeXFeatures::includeFile(docstring const & key, string const & name)
591 IncludedFiles_[key] = name;
595 bool LaTeXFeatures::hasLanguages() const
597 return !UsedLanguages_.empty();
601 bool LaTeXFeatures::hasOnlyPolyglossiaLanguages() const
603 LanguageList::const_iterator const begin = UsedLanguages_.begin();
604 for (LanguageList::const_iterator cit = begin;
605 cit != UsedLanguages_.end();
607 if ((*cit)->polyglossia().empty())
614 bool LaTeXFeatures::hasPolyglossiaExclusiveLanguages() const
616 LanguageList::const_iterator const begin = UsedLanguages_.begin();
617 for (LanguageList::const_iterator cit = begin;
618 cit != UsedLanguages_.end();
620 if ((*cit)->isPolyglossiaExclusive())
627 string LaTeXFeatures::getBabelLanguages() const
629 ostringstream languages;
632 LanguageList::const_iterator const begin = UsedLanguages_.begin();
633 for (LanguageList::const_iterator cit = begin;
634 cit != UsedLanguages_.end();
636 if ((*cit)->babel().empty())
642 languages << (*cit)->babel();
644 return languages.str();
648 std::map<std::string, std::string> LaTeXFeatures::getPolyglossiaLanguages() const
650 std::map<std::string, std::string> languages;
652 LanguageList::const_iterator const begin = UsedLanguages_.begin();
653 for (LanguageList::const_iterator cit = begin;
654 cit != UsedLanguages_.end();
656 languages[(*cit)->polyglossia()] = (*cit)->polyglossiaOpts();
662 set<string> LaTeXFeatures::getEncodingSet(string const & doc_encoding) const
664 // This does only find encodings of languages supported by babel, but
665 // that does not matter since we don't have a language with an
666 // encoding supported by inputenc but without babel support.
667 set<string> encodings;
668 LanguageList::const_iterator it = UsedLanguages_.begin();
669 LanguageList::const_iterator end = UsedLanguages_.end();
670 for (; it != end; ++it)
671 if ((*it)->encoding()->latexName() != doc_encoding &&
672 ((*it)->encoding()->package() == Encoding::inputenc
673 || (*it)->encoding()->package() == Encoding::japanese))
674 encodings.insert((*it)->encoding()->latexName());
680 char const * simplefeatures[] = {
681 // note that the package order here will be the same in the LaTeX-output
688 // subfig is handled in BufferParams.cpp
692 /*For a successful cooperation of the `wrapfig' package with the
693 `float' package you should load the `wrapfig' package *after*
694 the `float' package. See the caption package documentation
729 // listings is handled in BufferParams.cpp
738 char const * bibliofeatures[] = {
739 // Known bibliography packages (will be loaded before natbib)
754 int const nb_bibliofeatures = sizeof(bibliofeatures) / sizeof(char const *);
756 int const nb_simplefeatures = sizeof(simplefeatures) / sizeof(char const *);
761 string const LaTeXFeatures::getColorOptions() const
763 ostringstream colors;
765 // Handling the color packages separately is needed to be able to load them
766 // before babel when hyperref is loaded with the colorlinks option
767 // for more info see Bufferparams.cpp
770 if (mustProvide("color") || mustProvide("xcolor")) {
771 string const package =
772 (mustProvide("xcolor") ? "xcolor" : "color");
773 if (params_.graphics_driver == "default"
774 || params_.graphics_driver == "none")
775 colors << "\\usepackage{" << package << "}\n";
777 colors << "\\usepackage["
778 << params_.graphics_driver
779 << "]{" << package << "}\n";
782 // pdfcolmk must be loaded after color
783 if (mustProvide("pdfcolmk"))
784 colors << "\\usepackage{pdfcolmk}\n";
786 // the following 3 color commands must be set after color
787 // is loaded and before pdfpages, therefore add the command
788 // here define the set color
789 if (mustProvide("pagecolor")) {
790 colors << "\\definecolor{page_backgroundcolor}{rgb}{";
791 colors << outputLaTeXColor(params_.backgroundcolor) << "}\n";
792 // set the page color
793 colors << "\\pagecolor{page_backgroundcolor}\n";
796 if (mustProvide("fontcolor")) {
797 colors << "\\definecolor{document_fontcolor}{rgb}{";
798 colors << outputLaTeXColor(params_.fontcolor) << "}\n";
800 colors << "\\color{document_fontcolor}\n";
803 if (mustProvide("lyxgreyedout")) {
804 colors << "\\definecolor{note_fontcolor}{rgb}{";
805 colors << outputLaTeXColor(params_.notefontcolor) << "}\n";
806 // the color will be set together with the definition of
807 // the lyxgreyedout environment (see lyxgreyedout_def)
810 // color for shaded boxes
811 if (isRequired("framed") && mustProvide("color")) {
812 colors << "\\definecolor{shadecolor}{rgb}{";
813 colors << outputLaTeXColor(params_.boxbgcolor) << "}\n";
814 // this color is automatically used by the LaTeX-package "framed"
821 string const LaTeXFeatures::getPackages() const
823 ostringstream packages;
825 // FIXME: currently, we can only load packages and macros known
827 // However, with the Require tag of layouts/custom insets,
828 // also unknown packages can be requested. They are silently
829 // swallowed now. We should change this eventually.
831 // Output all the package option stuff we have been asked to do.
832 map<string, string>::const_iterator it =
833 params_.documentClass().packageOptions().begin();
834 map<string, string>::const_iterator en =
835 params_.documentClass().packageOptions().end();
836 for (; it != en; ++it)
837 if (mustProvide(it->first))
838 packages << "\\PassOptionsToPackage{" << it->second << "}"
839 << "{" << it->first << "}\n";
841 // These are all the 'simple' includes. i.e
842 // packages which we just \usepackage{package}
843 for (int i = 0; i < nb_simplefeatures; ++i) {
844 if (mustProvide(simplefeatures[i]))
845 packages << "\\usepackage{" << simplefeatures[i] << "}\n";
848 // The rest of these packages are somewhat more complicated
851 // if fontspec is used, AMS packages have to be loaded before
852 // fontspec (in BufferParams)
853 string const amsPackages = loadAMSPackages();
854 if (!params_.useNonTeXFonts && !amsPackages.empty())
855 packages << amsPackages;
857 // fixltx2e must be loaded after amsthm, since amsthm produces an error with
858 // the redefined \[ command (bug 7233). Load it as early as possible, since
859 // other packages might profit from it.
860 if (mustProvide("fixltx2e"))
861 packages << "\\usepackage{fixltx2e}\n";
863 if (mustProvide("cancel") &&
864 params_.use_package("cancel") != BufferParams::package_off)
865 packages << "\\usepackage{cancel}\n";
866 // wasysym is a simple feature, but it must be after amsmath if both
868 // wasysym redefines some integrals (e.g. iint) from amsmath. That
869 // leads to inconsistent integrals. We only load this package if
870 // the document does not contain integrals (then isRequired("esint")
871 // is false) or if esint is used, since esint redefines all relevant
872 // integral symbols from wasysym and amsmath.
873 // See http://www.lyx.org/trac/ticket/1942
874 if (mustProvide("wasysym") &&
875 params_.use_package("wasysym") != BufferParams::package_off &&
876 (params_.use_package("esint") != BufferParams::package_off || !isRequired("esint")))
877 packages << "\\usepackage{wasysym}\n";
879 // accents must be loaded after amsmath
880 if (mustProvide("accents") &&
881 params_.use_package("accents") != BufferParams::package_off)
882 packages << "\\usepackage{accents}\n";
884 // mathdots must be loaded after amsmath
885 if (mustProvide("mathdots") &&
886 params_.use_package("mathdots") != BufferParams::package_off)
887 packages << "\\usepackage{mathdots}\n";
889 // yhmath must be loaded after amsmath
890 if (mustProvide("yhmath") &&
891 params_.use_package("yhmath") != BufferParams::package_off)
892 packages << "\\usepackage{yhmath}\n";
894 // stmaryrd must be loaded after amsmath
895 if (mustProvide("stmaryrd") &&
896 params_.use_package("stmaryrd") != BufferParams::package_off)
897 packages << "\\usepackage{stmaryrd}\n";
899 if (mustProvide("stackrel") &&
900 params_.use_package("stackrel") != BufferParams::package_off)
901 packages << "\\usepackage{stackrel}\n";
903 if (mustProvide("undertilde") &&
904 params_.use_package("undertilde") != BufferParams::package_off)
905 packages << "\\usepackage{undertilde}\n";
907 // [x]color and pdfcolmk are handled in getColorOptions() above
910 if (isRequired("makeidx") || isRequired("splitidx")) {
911 if (!isProvided("makeidx") && !isRequired("splitidx"))
912 packages << "\\usepackage{makeidx}\n";
913 if (mustProvide("splitidx"))
914 packages << "\\usepackage{splitidx}\n";
915 packages << "\\makeindex\n";
919 if (mustProvide("graphicx") && params_.graphics_driver != "none") {
920 if (params_.graphics_driver == "default")
921 packages << "\\usepackage{graphicx}\n";
923 packages << "\\usepackage["
924 << params_.graphics_driver
928 // lyxskak.sty --- newer chess support based on skak.sty
929 if (mustProvide("chess"))
930 packages << "\\usepackage[ps,mover]{lyxskak}\n";
933 if (mustProvide("setspace") && !isProvided("SetSpace"))
934 packages << "\\usepackage{setspace}\n";
936 // esint must be after amsmath and wasysym, since it will redeclare
937 // inconsistent integral symbols
938 if (mustProvide("esint") &&
939 params_.use_package("esint") != BufferParams::package_off)
940 packages << "\\usepackage{esint}\n";
942 // Known bibliography packages (simple \usepackage{package})
943 for (int i = 0; i < nb_bibliofeatures; ++i) {
944 if (mustProvide(bibliofeatures[i]))
945 packages << "\\usepackage{"
946 << bibliofeatures[i] << "}\n";
949 // Compatibility between achicago and natbib
950 if (mustProvide("achicago") && mustProvide("natbib"))
951 packages << "\\let\\achicagobib\\thebibliography\n";
954 // Some classes load natbib themselves, but still allow (or even require)
955 // plain numeric citations (ReVTeX is such a case, see bug 5182).
956 // This special case is indicated by the "natbib-internal" key.
957 if (mustProvide("natbib") && !isProvided("natbib-internal")) {
958 packages << "\\usepackage[";
959 if (params_.citeEngineType() == ENGINE_TYPE_NUMERICAL)
960 packages << "numbers";
962 packages << "authoryear";
963 packages << "]{natbib}\n";
966 // Compatibility between achicago and natbib
967 if (mustProvide("achicago") && mustProvide("natbib")) {
968 packages << "\\let\\thebibliography\\achicagobib\n";
969 packages << "\\let\\SCcite\\astroncite\n";
970 packages << "\\let\\UnexpandableProtect\\protect\n";
973 // jurabib -- we need version 0.6 at least.
974 if (mustProvide("jurabib"))
975 packages << "\\usepackage{jurabib}[2004/01/25]\n";
977 // opcit -- we pass custombst as we output \bibliographystyle ourselves
978 if (mustProvide("opcit")) {
979 if (isRequired("hyperref"))
980 packages << "\\usepackage[custombst,hyperref]{opcit}\n";
982 packages << "\\usepackage[custombst]{opcit}\n";
985 // xargs -- we need version 1.09 at least
986 if (mustProvide("xargs"))
987 packages << "\\usepackage{xargs}[2008/03/08]\n";
989 if (mustProvide("xy"))
990 packages << "\\usepackage[all]{xy}\n";
992 if (mustProvide("feyn"))
993 packages << "\\usepackage{feyn}\n"; //Diagram
995 if (mustProvide("ulem"))
996 packages << "\\PassOptionsToPackage{normalem}{ulem}\n"
997 "\\usepackage{ulem}\n";
999 if (mustProvide("mhchem") &&
1000 params_.use_package("mhchem") != BufferParams::package_off)
1001 packages << "\\PassOptionsToPackage{version=3}{mhchem}\n"
1002 "\\usepackage{mhchem}\n";
1004 if (mustProvide("nomencl")) {
1005 // Make it work with the new and old version of the package,
1006 // but don't use the compatibility option since it is
1007 // incompatible to other packages.
1008 packages << "\\usepackage{nomencl}\n"
1009 "% the following is useful when we have the old nomencl.sty package\n"
1010 "\\providecommand{\\printnomenclature}{\\printglossary}\n"
1011 "\\providecommand{\\makenomenclature}{\\makeglossary}\n"
1012 "\\makenomenclature\n";
1015 // fixltx2e provides subscript
1016 if (mustProvide("subscript") && !isRequired("fixltx2e"))
1017 packages << "\\usepackage{subscript}\n";
1019 return packages.str();
1023 string LaTeXFeatures::getPreambleSnippets() const
1026 SnippetList::const_iterator pit = preamble_snippets_.begin();
1027 SnippetList::const_iterator pend = preamble_snippets_.end();
1028 for (; pit != pend; ++pit)
1029 snip << *pit << '\n';
1034 std::string LaTeXFeatures::getCSSSnippets() const
1037 SnippetList::const_iterator pit = css_snippets_.begin();
1038 SnippetList::const_iterator pend = css_snippets_.end();
1039 for (; pit != pend; ++pit)
1040 snip << *pit << '\n';
1045 docstring const LaTeXFeatures::getMacros() const
1047 odocstringstream macros;
1049 if (!preamble_snippets_.empty()) {
1051 macros << from_utf8(getPreambleSnippets());
1054 if (mustProvide("papersize")) {
1055 if (runparams_.flavor == OutputParams::LATEX)
1056 macros << papersizedvi_def << '\n';
1058 macros << papersizepdf_def << '\n';
1061 if (mustProvide("LyX")) {
1062 if (isRequired("hyperref"))
1063 macros << lyx_hyperref_def << '\n';
1065 macros << lyx_def << '\n';
1068 if (mustProvide("noun"))
1069 macros << noun_def << '\n';
1071 if (mustProvide("lyxarrow"))
1072 macros << lyxarrow_def << '\n';
1074 if (!usePolyglossia() && mustProvide("textgreek")) {
1075 // Avoid a LaTeX error if times fonts are used and the grtimes
1076 // package is installed but actual fonts are not (bug 6469).
1077 if (params_.fonts_roman == "times")
1078 macros << subst(textgreek_def,
1079 from_ascii("\\greektext #1"),
1080 from_ascii("%\n \\IfFileExists"
1081 "{grtm10.tfm}{}{\\fontfamily"
1082 "{cmr}}\\greektext #1"))
1085 macros << textgreek_def << '\n';
1088 if (!usePolyglossia() && mustProvide("textcyr"))
1089 macros << textcyr_def << '\n';
1091 if (mustProvide("lyxmathsym"))
1092 macros << lyxmathsym_def << '\n';
1094 if (mustProvide("cedilla"))
1095 macros << cedilla_def << '\n';
1097 if (mustProvide("subring"))
1098 macros << subring_def << '\n';
1100 if (mustProvide("subdot"))
1101 macros << subdot_def << '\n';
1103 if (mustProvide("subhat"))
1104 macros << subhat_def << '\n';
1106 if (mustProvide("subtilde"))
1107 macros << subtilde_def << '\n';
1109 if (mustProvide("dacute"))
1110 macros << dacute_def << '\n';
1112 if (mustProvide("tipasymb"))
1113 macros << tipasymb_def << '\n';
1115 if (mustProvide("dgrave"))
1116 macros << dgrave_def << '\n';
1118 if (mustProvide("rcap"))
1119 macros << rcap_def << '\n';
1121 if (mustProvide("ogonek"))
1122 macros << ogonek_def << '\n';
1125 if (mustProvide("quotesinglbase"))
1126 macros << quotesinglbase_def << '\n';
1127 if (mustProvide("quotedblbase"))
1128 macros << quotedblbase_def << '\n';
1129 if (mustProvide("guilsinglleft"))
1130 macros << guilsinglleft_def << '\n';
1131 if (mustProvide("guilsinglright"))
1132 macros << guilsinglright_def << '\n';
1133 if (mustProvide("guillemotleft"))
1134 macros << guillemotleft_def << '\n';
1135 if (mustProvide("guillemotright"))
1136 macros << guillemotright_def << '\n';
1139 if (mustProvide("binom") && !isRequired("amsmath"))
1140 macros << binom_def << '\n';
1141 if (mustProvide("mathcircumflex"))
1142 macros << mathcircumflex_def << '\n';
1145 if (mustProvide("ParagraphLeftIndent"))
1146 macros << paragraphleftindent_def;
1147 if (mustProvide("NeedLyXFootnoteCode"))
1148 macros << floatingfootnote_def;
1150 // some problems with tex->html converters
1151 if (mustProvide("NeedTabularnewline"))
1152 macros << tabularnewline_def;
1154 // greyed-out environment (note inset)
1155 // the color is specified in the routine
1156 // getColorOptions() to avoid LaTeX-package clashes
1157 if (mustProvide("lyxgreyedout"))
1158 macros << lyxgreyedout_def;
1160 if (mustProvide("lyxdot"))
1161 macros << lyxdot_def << '\n';
1164 getFloatDefinitions(macros);
1166 if (mustProvide("refstyle"))
1167 macros << lyxref_def << '\n';
1170 if (mustProvide("ct-dvipost"))
1171 macros << changetracking_dvipost_def;
1173 if (mustProvide("ct-xcolor-ulem")) {
1174 streamsize const prec = macros.precision(2);
1176 RGBColor cadd = rgbFromHexName(lcolor.getX11Name(Color_addedtext));
1177 macros << "\\providecolor{lyxadded}{rgb}{"
1178 << cadd.r / 255.0 << ',' << cadd.g / 255.0 << ',' << cadd.b / 255.0 << "}\n";
1180 RGBColor cdel = rgbFromHexName(lcolor.getX11Name(Color_deletedtext));
1181 macros << "\\providecolor{lyxdeleted}{rgb}{"
1182 << cdel.r / 255.0 << ',' << cdel.g / 255.0 << ',' << cdel.b / 255.0 << "}\n";
1184 macros.precision(prec);
1186 if (isRequired("hyperref"))
1187 macros << changetracking_xcolor_ulem_hyperref_def;
1189 macros << changetracking_xcolor_ulem_def;
1192 if (mustProvide("ct-none"))
1193 macros << changetracking_none_def;
1195 if (mustProvide("rtloutputdblcol"))
1196 macros << rtloutputdblcol_def;
1198 return macros.str();
1202 string const LaTeXFeatures::getBabelPresettings() const
1206 LanguageList::const_iterator it = UsedLanguages_.begin();
1207 LanguageList::const_iterator end = UsedLanguages_.end();
1208 for (; it != end; ++it)
1209 if (!(*it)->babel_presettings().empty())
1210 tmp << (*it)->babel_presettings() << '\n';
1211 if (!params_.language->babel_presettings().empty())
1212 tmp << params_.language->babel_presettings() << '\n';
1214 if (!contains(tmp.str(), '@'))
1217 return "\\makeatletter\n" + tmp.str() + "\\makeatother\n";
1221 string const LaTeXFeatures::getBabelPostsettings() const
1225 LanguageList::const_iterator it = UsedLanguages_.begin();
1226 LanguageList::const_iterator end = UsedLanguages_.end();
1227 for (; it != end; ++it)
1228 if (!(*it)->babel_postsettings().empty())
1229 tmp << (*it)->babel_postsettings() << '\n';
1230 if (!params_.language->babel_postsettings().empty())
1231 tmp << params_.language->babel_postsettings() << '\n';
1233 if (!contains(tmp.str(), '@'))
1236 return "\\makeatletter\n" + tmp.str() + "\\makeatother\n";
1240 bool LaTeXFeatures::needBabelLangOptions() const
1242 if (!lyxrc.language_global_options || params_.language->asBabelOptions())
1245 LanguageList::const_iterator it = UsedLanguages_.begin();
1246 LanguageList::const_iterator end = UsedLanguages_.end();
1247 for (; it != end; ++it)
1248 if ((*it)->asBabelOptions())
1255 string const LaTeXFeatures::loadAMSPackages() const
1258 if (mustProvide("amsthm"))
1259 tmp << "\\usepackage{amsthm}\n";
1261 if (mustProvide("amsmath")
1262 && params_.use_package("amsmath") != BufferParams::package_off) {
1263 tmp << "\\usepackage{amsmath}\n";
1265 // amsbsy and amstext are already provided by amsmath
1266 if (mustProvide("amsbsy"))
1267 tmp << "\\usepackage{amsbsy}\n";
1268 if (mustProvide("amstext"))
1269 tmp << "\\usepackage{amstext}\n";
1272 if (mustProvide("amssymb")
1273 && params_.use_package("amssymb") != BufferParams::package_off)
1274 tmp << "\\usepackage{amssymb}\n";
1280 docstring const LaTeXFeatures::getTClassPreamble() const
1282 // the text class specific preamble
1283 DocumentClass const & tclass = params_.documentClass();
1284 odocstringstream tcpreamble;
1286 tcpreamble << tclass.preamble();
1288 list<docstring>::const_iterator cit = usedLayouts_.begin();
1289 list<docstring>::const_iterator end = usedLayouts_.end();
1290 for (; cit != end; ++cit)
1291 tcpreamble << tclass[*cit].preamble();
1293 cit = usedInsetLayouts_.begin();
1294 end = usedInsetLayouts_.end();
1295 TextClass::InsetLayouts const & ils = tclass.insetLayouts();
1296 for (; cit != end; ++cit) {
1297 TextClass::InsetLayouts::const_iterator it = ils.find(*cit);
1298 if (it == ils.end())
1300 tcpreamble << it->second.preamble();
1303 return tcpreamble.str();
1307 docstring const LaTeXFeatures::getTClassHTMLPreamble() const
1309 DocumentClass const & tclass = params_.documentClass();
1310 odocstringstream tcpreamble;
1312 tcpreamble << tclass.htmlpreamble();
1314 list<docstring>::const_iterator cit = usedLayouts_.begin();
1315 list<docstring>::const_iterator end = usedLayouts_.end();
1316 for (; cit != end; ++cit)
1317 tcpreamble << tclass[*cit].htmlpreamble();
1319 cit = usedInsetLayouts_.begin();
1320 end = usedInsetLayouts_.end();
1321 TextClass::InsetLayouts const & ils = tclass.insetLayouts();
1322 for (; cit != end; ++cit) {
1323 TextClass::InsetLayouts::const_iterator it = ils.find(*cit);
1324 if (it == ils.end())
1326 tcpreamble << it->second.htmlpreamble();
1329 return tcpreamble.str();
1333 docstring const LaTeXFeatures::getTClassHTMLStyles() const
1335 DocumentClass const & tclass = params_.documentClass();
1336 odocstringstream tcpreamble;
1338 if (mustProvide("noun"))
1339 tcpreamble << lyxnoun_style;
1340 // this isn't exact, but it won't hurt that much if it
1342 if (mustProvide("ulem"))
1343 tcpreamble << lyxstrikeout_style;
1345 tcpreamble << tclass.htmlstyles();
1347 list<docstring>::const_iterator cit = usedLayouts_.begin();
1348 list<docstring>::const_iterator end = usedLayouts_.end();
1349 for (; cit != end; ++cit)
1350 tcpreamble << tclass[*cit].htmlstyle();
1352 cit = usedInsetLayouts_.begin();
1353 end = usedInsetLayouts_.end();
1354 TextClass::InsetLayouts const & ils = tclass.insetLayouts();
1355 for (; cit != end; ++cit) {
1356 TextClass::InsetLayouts::const_iterator it = ils.find(*cit);
1357 if (it == ils.end())
1359 tcpreamble << it->second.htmlstyle();
1362 return tcpreamble.str();
1368 docstring const getFloatI18nPreamble(docstring const & type,
1369 docstring const & name, Language const * lang,
1370 Encoding const & enc, bool const polyglossia)
1372 // Check whether name can be encoded in the buffer encoding
1373 bool encodable = true;
1374 for (size_t i = 0; i < name.size(); ++i) {
1375 if (!enc.encodable(name[i])) {
1381 docstring const language = polyglossia ? from_ascii(lang->polyglossia())
1382 : from_ascii(lang->babel());
1383 docstring const langenc = from_ascii(lang->encoding()->iconvName());
1384 docstring const texenc = from_ascii(lang->encoding()->latexName());
1385 docstring const bufenc = from_ascii(enc.iconvName());
1386 docstring const s1 = docstring(1, 0xF0000);
1387 docstring const s2 = docstring(1, 0xF0001);
1388 docstring const translated = encodable ? name
1389 : from_ascii("\\inputencoding{") + texenc + from_ascii("}")
1390 + s1 + langenc + s2 + name + s1 + bufenc + s2;
1392 odocstringstream os;
1393 os << "\\addto\\captions" << language
1394 << "{\\renewcommand{\\" << type << "name}{" << translated << "}}\n";
1399 docstring const i18npreamble(docstring const & templ, Language const * lang,
1400 Encoding const & enc, bool const polyglossia)
1405 string preamble = polyglossia ?
1406 subst(to_utf8(templ), "$$lang", lang->polyglossia()) :
1407 subst(to_utf8(templ), "$$lang", lang->babel());
1409 string const langenc = lang->encoding()->iconvName();
1410 string const texenc = lang->encoding()->latexName();
1411 string const bufenc = enc.iconvName();
1412 // First and second character of plane 15 (Private Use Area)
1413 string const s1 = "\xf3\xb0\x80\x80"; // U+F0000
1414 string const s2 = "\xf3\xb0\x80\x81"; // U+F0001
1416 // lyx::regex is not unicode-safe.
1417 // Should use QRegExp or (boost::u32regex, but that requires ICU)
1418 static regex const reg("_\\(([^\\)]+)\\)");
1420 while (regex_search(preamble, sub, reg)) {
1421 string const key = sub.str(1);
1422 docstring const name = lang->translateLayout(key);
1423 // Check whether name can be encoded in the buffer encoding
1424 bool encodable = true;
1425 for (size_t i = 0; i < name.size(); ++i) {
1426 if (!enc.encodable(name[i])) {
1431 string const translated = encodable ? to_utf8(name)
1432 : "\\inputencoding{" + texenc + "}"
1433 + s1 + langenc + s2 + to_utf8(name)
1435 preamble = subst(preamble, sub.str(), translated);
1437 return from_utf8(preamble);
1443 docstring const LaTeXFeatures::getTClassI18nPreamble(bool use_babel, bool use_polyglossia) const
1445 DocumentClass const & tclass = params_.documentClass();
1446 // collect preamble snippets in a set to prevent multiple identical
1447 // commands (would happen if e.g. both theorem and theorem* are used)
1448 set<docstring> snippets;
1449 typedef LanguageList::const_iterator lang_it;
1450 lang_it const lbeg = UsedLanguages_.begin();
1451 lang_it const lend = UsedLanguages_.end();
1452 list<docstring>::const_iterator cit = usedLayouts_.begin();
1453 list<docstring>::const_iterator end = usedLayouts_.end();
1454 for (; cit != end; ++cit) {
1455 // language dependent commands (once per document)
1456 snippets.insert(i18npreamble(tclass[*cit].langpreamble(),
1457 buffer().language(),
1458 buffer().params().encoding(),
1460 // commands for language changing (for multilanguage documents)
1461 if ((use_babel || use_polyglossia) && !UsedLanguages_.empty()) {
1462 snippets.insert(i18npreamble(
1463 tclass[*cit].babelpreamble(),
1464 buffer().language(),
1465 buffer().params().encoding(),
1467 for (lang_it lit = lbeg; lit != lend; ++lit)
1468 snippets.insert(i18npreamble(
1469 tclass[*cit].babelpreamble(),
1471 buffer().params().encoding(),
1475 if ((use_babel || use_polyglossia) && !UsedLanguages_.empty()) {
1476 FloatList const & floats = params_.documentClass().floats();
1477 UsedFloats::const_iterator fit = usedFloats_.begin();
1478 UsedFloats::const_iterator fend = usedFloats_.end();
1479 for (; fit != fend; ++fit) {
1480 Floating const & fl = floats.getType(fit->first);
1481 // we assume builtin floats are translated
1482 if (fl.isPredefined())
1484 docstring const type = from_ascii(fl.floattype());
1485 docstring const flname = from_utf8(fl.name());
1486 docstring name = buffer().language()->translateLayout(fl.name());
1487 // only request translation if we have a real translation
1488 // (that differs from the source)
1490 snippets.insert(getFloatI18nPreamble(
1491 type, name, buffer().language(),
1492 buffer().params().encoding(),
1494 for (lang_it lit = lbeg; lit != lend; ++lit) {
1495 string const code = (*lit)->code();
1496 name = (*lit)->translateLayout(fl.name());
1497 // we assume we have a suitable translation if
1498 // either the language is English (we need to
1499 // translate into English if English is a secondary
1500 // language) or if translateIfPossible returns
1501 // something different to the English source.
1502 bool const have_translation =
1503 (flname != name || contains(code, "en"));
1504 if (have_translation)
1505 snippets.insert(getFloatI18nPreamble(
1507 buffer().params().encoding(),
1513 cit = usedInsetLayouts_.begin();
1514 end = usedInsetLayouts_.end();
1515 TextClass::InsetLayouts const & ils = tclass.insetLayouts();
1516 for (; cit != end; ++cit) {
1517 TextClass::InsetLayouts::const_iterator it = ils.find(*cit);
1518 if (it == ils.end())
1520 // language dependent commands (once per document)
1521 snippets.insert(i18npreamble(it->second.langpreamble(),
1522 buffer().language(),
1523 buffer().params().encoding(),
1525 // commands for language changing (for multilanguage documents)
1526 if ((use_babel || use_polyglossia) && !UsedLanguages_.empty()) {
1527 snippets.insert(i18npreamble(
1528 it->second.babelpreamble(),
1529 buffer().language(),
1530 buffer().params().encoding(),
1532 for (lang_it lit = lbeg; lit != lend; ++lit)
1533 snippets.insert(i18npreamble(
1534 it->second.babelpreamble(),
1536 buffer().params().encoding(),
1541 odocstringstream tcpreamble;
1542 set<docstring>::const_iterator const send = snippets.end();
1543 set<docstring>::const_iterator it = snippets.begin();
1544 for (; it != send; ++it)
1546 return tcpreamble.str();
1550 docstring const LaTeXFeatures::getLyXSGMLEntities() const
1552 // Definition of entities used in the document that are LyX related.
1553 odocstringstream entities;
1555 if (mustProvide("lyxarrow")) {
1556 entities << "<!ENTITY lyxarrow \"->\">" << '\n';
1559 return entities.str();
1563 docstring const LaTeXFeatures::getIncludedFiles(string const & fname) const
1565 odocstringstream sgmlpreamble;
1567 docstring const basename(from_utf8(onlyPath(fname)));
1569 FileMap::const_iterator end = IncludedFiles_.end();
1570 for (FileMap::const_iterator fi = IncludedFiles_.begin();
1573 sgmlpreamble << "\n<!ENTITY " << fi->first
1574 << (isSGMLFileName(fi->second) ? " SYSTEM \"" : " \"")
1575 << makeRelPath(from_utf8(fi->second), basename) << "\">";
1577 return sgmlpreamble.str();
1581 void LaTeXFeatures::showStruct() const
1583 lyxerr << "LyX needs the following commands when LaTeXing:"
1584 << "\n***** Packages:" << getPackages()
1585 << "\n***** Macros:" << to_utf8(getMacros())
1586 << "\n***** Textclass stuff:" << to_utf8(getTClassPreamble())
1587 << "\n***** done." << endl;
1591 Buffer const & LaTeXFeatures::buffer() const
1597 void LaTeXFeatures::setBuffer(Buffer const & buffer)
1603 BufferParams const & LaTeXFeatures::bufferParams() const
1609 void LaTeXFeatures::getFloatDefinitions(odocstream & os) const
1611 FloatList const & floats = params_.documentClass().floats();
1613 // Here we will output the code to create the needed float styles.
1614 // We will try to do this as minimal as possible.
1615 // \floatstyle{ruled}
1616 // \newfloat{algorithm}{htbp}{loa}
1617 // \providecommand{\algorithmname}{Algorithm}
1618 // \floatname{algorithm}{\protect\algorithmname}
1619 UsedFloats::const_iterator cit = usedFloats_.begin();
1620 UsedFloats::const_iterator end = usedFloats_.end();
1621 for (; cit != end; ++cit) {
1622 Floating const & fl = floats.getType(cit->first);
1624 // For builtin floats we do nothing.
1625 if (fl.isPredefined())
1628 // We have to special case "table" and "figure"
1629 if (fl.floattype() == "tabular" || fl.floattype() == "figure") {
1630 // Output code to modify "table" or "figure"
1631 // but only if builtin == false
1632 // and that have to be true at this point in the
1634 docstring const type = from_ascii(fl.floattype());
1635 docstring const placement = from_ascii(fl.placement());
1636 docstring const style = from_ascii(fl.style());
1637 if (!style.empty()) {
1638 os << "\\floatstyle{" << style << "}\n"
1639 << "\\restylefloat{" << type << "}\n";
1641 if (!placement.empty()) {
1642 os << "\\floatplacement{" << type << "}{"
1643 << placement << "}\n";
1646 // The other non builtin floats.
1648 docstring const type = from_ascii(fl.floattype());
1649 docstring const placement = from_ascii(fl.placement());
1650 docstring const ext = from_ascii(fl.ext());
1651 docstring const within = from_ascii(fl.within());
1652 docstring const style = from_ascii(fl.style());
1653 docstring const name =
1654 buffer().language()->translateLayout(fl.name());
1655 os << "\\floatstyle{" << style << "}\n"
1656 << "\\newfloat{" << type << "}{" << placement
1657 << "}{" << ext << '}';
1658 if (!within.empty())
1659 os << '[' << within << ']';
1661 << "\\providecommand{\\" << type << "name}{"
1663 << "\\floatname{" << type << "}{\\protect\\"
1664 << type << "name}\n";
1666 // What missing here is to code to minimalize the code
1667 // output so that the same floatstyle will not be
1668 // used several times, when the same style is still in
1672 os << "\n\\newsubfloat{" << from_ascii(fl.floattype()) << "}\n";
1677 void LaTeXFeatures::resolveAlternatives()
1679 for (Features::iterator it = features_.begin(); it != features_.end();) {
1680 if (contains(*it, '|')) {
1681 vector<string> const alternatives = getVectorFromString(*it, "|");
1682 vector<string>::const_iterator const end = alternatives.end();
1683 vector<string>::const_iterator ita = alternatives.begin();
1684 for (; ita != end; ++ita) {
1685 if (isRequired(*ita))
1689 require(alternatives.front());
1690 features_.erase(it);
1691 it = features_.begin();