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_LGR_def = from_ascii(
206 "\\DeclareFontEncoding{LGR}{}{}\n");
207 static docstring const textgreek_def = from_ascii(
208 "\\DeclareRobustCommand{\\greektext}{%\n"
209 " \\fontencoding{LGR}\\selectfont\\def\\encodingdefault{LGR}}\n"
210 "\\DeclareRobustCommand{\\textgreek}[1]{\\leavevmode{\\greektext #1}}\n"
211 "\\ProvideTextCommand{\\~}{LGR}[1]{\\char126#1}\n");
213 static docstring const textcyr_T2A_def = from_ascii(
214 "\\InputIfFileExists{t2aenc.def}{}{%\n"
215 " \\errmessage{File `t2aenc.def' not found: Cyrillic script not supported}}\n");
216 static docstring const textcyr_def = from_ascii(
217 "\\DeclareRobustCommand{\\cyrtext}{%\n"
218 " \\fontencoding{T2A}\\selectfont\\def\\encodingdefault{T2A}}\n"
219 "\\DeclareRobustCommand{\\textcyr}[1]{\\leavevmode{\\cyrtext #1}}\n");
221 static docstring const lyxmathsym_def = from_ascii(
222 "\\newcommand{\\lyxmathsym}[1]{\\ifmmode\\begingroup\\def\\b@ld{bold}\n"
223 " \\text{\\ifx\\math@version\\b@ld\\bfseries\\fi#1}\\endgroup\\else#1\\fi}\n");
225 static docstring const papersizedvi_def = from_ascii(
226 "\\special{papersize=\\the\\paperwidth,\\the\\paperheight}\n");
228 static docstring const papersizepdf_def = from_ascii(
229 "\\pdfpageheight\\paperheight\n"
230 "\\pdfpagewidth\\paperwidth\n");
232 static docstring const cedilla_def = from_ascii(
233 "\\newcommand{\\docedilla}[2]{\\underaccent{#1\\mathchar'30}{#2}}\n"
234 "\\newcommand{\\cedilla}[1]{\\mathpalette\\docedilla{#1}}\n");
236 static docstring const subring_def = from_ascii(
237 "\\newcommand{\\dosubring}[2]{\\underaccent{#1\\mathchar'27}{#2}}\n"
238 "\\newcommand{\\subring}[1]{\\mathpalette\\dosubring{#1}}\n");
240 static docstring const subdot_def = from_ascii(
241 "\\newcommand{\\dosubdot}[2]{\\underaccent{#1.}{#2}}\n"
242 "\\newcommand{\\subdot}[1]{\\mathpalette\\dosubdot{#1}}\n");
244 static docstring const subhat_def = from_ascii(
245 "\\newcommand{\\dosubhat}[2]{\\underaccent{#1\\mathchar'136}{#2}}\n"
246 "\\newcommand{\\subhat}[1]{\\mathpalette\\dosubhat{#1}}\n");
248 static docstring const subtilde_def = from_ascii(
249 "\\newcommand{\\dosubtilde}[2]{\\underaccent{#1\\mathchar'176}{#2}}\n"
250 "\\newcommand{\\subtilde}[1]{\\mathpalette\\dosubtilde{#1}}\n");
252 static docstring const dacute_def = from_ascii(
253 "\\DeclareMathAccent{\\dacute}{\\mathalpha}{operators}{'175}\n");
255 static docstring const tipasymb_def = from_ascii(
256 "\\DeclareFontEncoding{T3}{}{}\n"
257 "\\DeclareSymbolFont{tipasymb}{T3}{cmr}{m}{n}\n");
259 static docstring const dgrave_def = from_ascii(
260 "\\DeclareMathAccent{\\dgrave}{\\mathord}{tipasymb}{'15}\n");
262 static docstring const rcap_def = from_ascii(
263 "\\DeclareMathAccent{\\rcap}{\\mathord}{tipasymb}{'20}\n");
265 static docstring const ogonek_def = from_ascii(
266 "\\newcommand{\\doogonek}[2]{\\setbox0=\\hbox{$#1#2$}\\underaccent{#1\\mkern-6mu\n"
267 " \\ifx#2O\\hskip0.5\\wd0\\else\\ifx#2U\\hskip0.5\\wd0\\else\\hskip\\wd0\\fi\\fi\n"
268 " \\ifx#2o\\mkern-2mu\\else\\ifx#2e\\mkern-1mu\\fi\\fi\n"
269 " \\mathchar\"0\\hexnumber@\\symtipasymb0C}{#2}}\n"
270 "\\newcommand{\\ogonek}[1]{\\mathpalette\\doogonek{#1}}\n");
272 static docstring const lyxaccent_def = from_ascii(
273 "%% custom text accent \\LyxTextAccent[<rise value (length)>]{<accent>}{<base>}\n"
274 "\\newcommand*{\\LyxTextAccent}[3][0ex]{%\n"
275 " \\hmode@bgroup\\ooalign{\\null#3\\crcr\\hidewidth\n"
276 " \\raise#1\\hbox{#2}\\hidewidth}\\egroup}\n"
277 "%% select a font size smaller than the current font size:\n"
278 "\\newcommand{\\LyxAccentSize}[1][\\sf@size]{%\n"
279 " \\check@mathfonts\\fontsize#1\\z@\\math@fontsfalse\\selectfont\n"
282 static docstring const textcommabelow_def = from_ascii(
283 "\\ProvideTextCommandDefault{\\textcommabelow}[1]{%%\n"
284 " \\LyxTextAccent[-.31ex]{\\LyxAccentSize,}{#1}}\n");
286 static docstring const textcommaabove_def = from_ascii(
287 "\\ProvideTextCommandDefault{\\textcommaabove}[1]{%%\n"
288 " \\LyxTextAccent[.5ex]{\\LyxAccentSize`}{#1}}\n");
290 static docstring const textcommaaboveright_def = from_ascii(
291 "\\ProvideTextCommandDefault{\\textcommaaboveright}[1]{%%\n"
292 " \\LyxTextAccent[.5ex]{\\LyxAccentSize\\ `}{#1}}\n");
294 // Baltic languages use a comma-accent instead of a cedilla
295 static docstring const textbaltic_def = from_ascii(
296 "%% use comma accent instead of cedilla for these characters:\n"
297 "\\DeclareTextCompositeCommand{\\c}{T1}{g}{\\textcommaabove{g}}\n"
298 "\\DeclareTextCompositeCommand{\\c}{T1}{G}{\\textcommabelow{G}}\n"
299 "\\DeclareTextCompositeCommand{\\c}{T1}{k}{\\textcommabelow{k}}\n"
300 "\\DeclareTextCompositeCommand{\\c}{T1}{K}{\\textcommabelow{K}}\n"
301 "\\DeclareTextCompositeCommand{\\c}{T1}{l}{\\textcommabelow{l}}\n"
302 "\\DeclareTextCompositeCommand{\\c}{T1}{L}{\\textcommabelow{L}}\n"
303 "\\DeclareTextCompositeCommand{\\c}{T1}{n}{\\textcommabelow{n}}\n"
304 "\\DeclareTextCompositeCommand{\\c}{T1}{N}{\\textcommabelow{N}}\n"
305 "\\DeclareTextCompositeCommand{\\c}{T1}{r}{\\textcommabelow{r}}\n"
306 "\\DeclareTextCompositeCommand{\\c}{T1}{R}{\\textcommabelow{R}}\n");
308 static docstring const lyxref_def = from_ascii(
309 "\\RS@ifundefined{subsecref}\n"
310 " {\\newref{subsec}{name = \\RSsectxt}}\n"
312 "\\RS@ifundefined{thmref}\n"
313 " {\\def\\RSthmtxt{theorem~}\\newref{thm}{name = \\RSthmtxt}}\n"
315 "\\RS@ifundefined{lemref}\n"
316 " {\\def\\RSlemtxt{lemma~}\\newref{lem}{name = \\RSlemtxt}}\n"
319 // Make sure the columns are also outputed as rtl
320 static docstring const rtloutputdblcol_def = from_ascii(
321 "\\def\\@outputdblcol{%\n"
322 " \\if@firstcolumn\n"
323 " \\global \\@firstcolumnfalse\n"
324 " \\global \\setbox\\@leftcolumn \\box\\@outputbox\n"
326 " \\global \\@firstcolumntrue\n"
327 " \\setbox\\@outputbox \\vbox {%\n"
328 " \\hb@xt@\\textwidth {%\n"
329 " \\kern\\textwidth \\kern-\\columnwidth %**\n"
330 " \\hb@xt@\\columnwidth {%\n"
331 " \\box\\@leftcolumn \\hss}%\n"
332 " \\kern-\\textwidth %**\n"
334 " {\\normalcolor\\vrule \\@width\\columnseprule}%\n"
336 " \\kern-\\textwidth %**\n"
337 " \\hb@xt@\\columnwidth {%\n"
338 " \\box\\@outputbox \\hss}%\n"
339 " \\kern-\\columnwidth \\kern\\textwidth %**\n"
342 " \\@combinedblfloats\n"
345 " \\@dblfloatplacement\n"
346 " \\@startdblcolumn\n"
347 " \\@whilesw\\if@fcolmade \\fi\n"
349 " \\@startdblcolumn}%\n"
353 "\\@mparswitchtrue\n");
356 /////////////////////////////////////////////////////////////////////
360 /////////////////////////////////////////////////////////////////////
362 static docstring const lyxnoun_style = from_ascii(
364 " font-variant: small-caps;\n"
368 // this is how it normally renders, but it might not always do so.
369 static docstring const lyxstrikeout_style = from_ascii(
371 " text-decoration: line-through;\n"
375 /////////////////////////////////////////////////////////////////////
379 /////////////////////////////////////////////////////////////////////
382 LaTeXFeatures::LaTeXFeatures(Buffer const & b, BufferParams const & p,
383 OutputParams const & r)
384 : buffer_(&b), params_(p), runparams_(r), in_float_(false)
388 LaTeXFeatures::LangPackage LaTeXFeatures::langPackage() const
390 string const local_lp = bufferParams().lang_package;
392 // Locally, custom is just stored as a string
393 // in bufferParams().lang_package.
394 if (local_lp != "auto"
395 && local_lp != "babel"
396 && local_lp != "default"
397 && local_lp != "none")
398 return LANG_PACK_CUSTOM;
400 if (local_lp == "none")
401 return LANG_PACK_NONE;
403 /* If "auto" is selected, we load polyglossia with non-TeX fonts,
404 * else we select babel.
405 * If babel is selected (either directly or via the "auto"
406 * mechanism), we really do only require it if we have
407 * a language that needs it.
409 bool const polyglossia_required =
410 params_.useNonTeXFonts
411 && isAvailable("polyglossia")
412 && !isProvided("babel")
413 && this->hasOnlyPolyglossiaLanguages();
414 bool const babel_required =
415 !bufferParams().language->babel().empty()
416 || !this->getBabelLanguages().empty();
418 if (local_lp == "auto") {
419 // polyglossia requirement has priority over babel
420 if (polyglossia_required)
421 return LANG_PACK_POLYGLOSSIA;
422 else if (babel_required)
423 return LANG_PACK_BABEL;
426 if (local_lp == "babel") {
428 return LANG_PACK_BABEL;
431 if (local_lp == "default") {
432 switch (lyxrc.language_package_selection) {
434 // polyglossia requirement has priority over babel
435 if (polyglossia_required)
436 return LANG_PACK_POLYGLOSSIA;
437 else if (babel_required)
438 return LANG_PACK_BABEL;
440 case LyXRC::LP_BABEL:
442 return LANG_PACK_BABEL;
444 case LyXRC::LP_CUSTOM:
445 return LANG_PACK_CUSTOM;
447 return LANG_PACK_NONE;
451 return LANG_PACK_NONE;
455 void LaTeXFeatures::require(string const & name)
457 features_.insert(name);
461 void LaTeXFeatures::require(set<string> const & names)
463 features_.insert(names.begin(), names.end());
467 void LaTeXFeatures::useLayout(docstring const & layoutname)
469 useLayout(layoutname, 0);
473 void LaTeXFeatures::useLayout(docstring const & layoutname, int level)
475 // Some code to avoid loops in dependency definition
476 const int maxlevel = 30;
477 if (level > maxlevel) {
478 lyxerr << "LaTeXFeatures::useLayout: maximum level of "
479 << "recursion attained by layout "
480 << to_utf8(layoutname) << endl;
484 DocumentClass const & tclass = params_.documentClass();
485 if (tclass.hasLayout(layoutname)) {
486 // Is this layout already in usedLayouts?
487 if (find(usedLayouts_.begin(), usedLayouts_.end(), layoutname)
488 != usedLayouts_.end())
491 Layout const & layout = tclass[layoutname];
492 require(layout.requires());
494 if (!layout.depends_on().empty()) {
495 useLayout(layout.depends_on(), level + 1);
497 usedLayouts_.push_back(layoutname);
499 lyxerr << "LaTeXFeatures::useLayout: layout `"
500 << to_utf8(layoutname) << "' does not exist in this class"
506 void LaTeXFeatures::useInsetLayout(InsetLayout const & lay)
508 docstring const & lname = lay.name();
509 DocumentClass const & tclass = params_.documentClass();
511 // this is a default inset layout, nothing useful here
512 if (!tclass.hasInsetLayout(lname))
514 // Is this layout already in usedInsetLayouts?
515 if (find(usedInsetLayouts_.begin(), usedInsetLayouts_.end(), lname)
516 != usedInsetLayouts_.end())
519 require(lay.requires());
520 usedInsetLayouts_.push_back(lname);
524 bool LaTeXFeatures::isRequired(string const & name) const
526 return features_.find(name) != features_.end();
530 bool LaTeXFeatures::isProvided(string const & name) const
532 if (params_.useNonTeXFonts)
533 return params_.documentClass().provides(name);
535 bool const ot1 = (params_.font_encoding() == "default"
536 || params_.font_encoding() == "OT1");
537 bool const complete = (params_.fontsSans() == "default"
538 && params_.fontsTypewriter() == "default");
539 bool const nomath = (params_.fontsMath() == "default");
540 return params_.documentClass().provides(name)
541 || theLaTeXFonts().getLaTeXFont(
542 from_ascii(params_.fontsRoman())).provides(name, ot1,
545 || theLaTeXFonts().getLaTeXFont(
546 from_ascii(params_.fontsSans())).provides(name, ot1,
549 || theLaTeXFonts().getLaTeXFont(
550 from_ascii(params_.fontsTypewriter())).provides(name, ot1,
553 || theLaTeXFonts().getLaTeXFont(
554 from_ascii(params_.fontsMath())).provides(name, ot1,
557 // TODO: "textbaltic" provided, if the font-encoding is "L7x"
558 // "textgreek" provided, if a language with font-encoding LGR is used in the document
559 // "textcyr" provided, if a language with font-encoding T2A is used in the document
563 bool LaTeXFeatures::mustProvide(string const & name) const
565 return isRequired(name) && !isProvided(name);
569 bool LaTeXFeatures::isAvailable(string const & name)
571 string::size_type const i = name.find("->");
572 if (i != string::npos) {
573 string const from = name.substr(0,i);
574 string const to = name.substr(i+2);
575 //LYXERR0("from=[" << from << "] to=[" << to << "]");
576 return theConverters().isReachable(from, to);
578 return LaTeXPackages::isAvailable(name);
582 void LaTeXFeatures::addPreambleSnippet(string const & preamble)
584 SnippetList::const_iterator begin = preamble_snippets_.begin();
585 SnippetList::const_iterator end = preamble_snippets_.end();
586 if (find(begin, end, preamble) == end)
587 preamble_snippets_.push_back(preamble);
591 void LaTeXFeatures::addCSSSnippet(std::string const & snippet)
593 SnippetList::const_iterator begin = css_snippets_.begin();
594 SnippetList::const_iterator end = css_snippets_.end();
595 if (find(begin, end, snippet) == end)
596 css_snippets_.push_back(snippet);
600 void LaTeXFeatures::useFloat(string const & name, bool subfloat)
602 if (!usedFloats_[name])
603 usedFloats_[name] = subfloat;
606 // We only need float.sty if we use non builtin floats, or if we
607 // use the "H" modifier. This includes modified table and
608 // figure floats. (Lgb)
609 Floating const & fl = params_.documentClass().floats().getType(name);
610 if (!fl.floattype().empty() && fl.usesFloatPkg()) {
616 void LaTeXFeatures::useLanguage(Language const * lang)
618 if (!lang->babel().empty() || !lang->polyglossia().empty())
619 UsedLanguages_.insert(lang);
620 if (!lang->requires().empty())
621 require(lang->requires());
622 // CJK languages do not have a babel name.
623 // They use the CJK package
624 if (lang->encoding()->package() == Encoding::CJK)
626 // japanese package is special
627 if (lang->encoding()->package() == Encoding::japanese)
632 void LaTeXFeatures::includeFile(docstring const & key, string const & name)
634 IncludedFiles_[key] = name;
638 bool LaTeXFeatures::hasLanguages() const
640 return !UsedLanguages_.empty();
644 bool LaTeXFeatures::hasOnlyPolyglossiaLanguages() const
646 // first the main language
647 if (params_.language->polyglossia().empty())
649 // now the secondary languages
650 LanguageList::const_iterator const begin = UsedLanguages_.begin();
651 for (LanguageList::const_iterator cit = begin;
652 cit != UsedLanguages_.end();
654 if ((*cit)->polyglossia().empty())
661 bool LaTeXFeatures::hasPolyglossiaExclusiveLanguages() const
663 // first the main language
664 if (params_.language->isPolyglossiaExclusive())
666 // now the secondary languages
667 LanguageList::const_iterator const begin = UsedLanguages_.begin();
668 for (LanguageList::const_iterator cit = begin;
669 cit != UsedLanguages_.end();
671 if ((*cit)->isPolyglossiaExclusive())
678 string LaTeXFeatures::getBabelLanguages() const
680 ostringstream languages;
683 LanguageList::const_iterator const begin = UsedLanguages_.begin();
684 for (LanguageList::const_iterator cit = begin;
685 cit != UsedLanguages_.end();
687 if ((*cit)->babel().empty())
693 languages << (*cit)->babel();
695 return languages.str();
699 std::map<std::string, std::string> LaTeXFeatures::getPolyglossiaLanguages() const
701 std::map<std::string, std::string> languages;
703 LanguageList::const_iterator const begin = UsedLanguages_.begin();
704 for (LanguageList::const_iterator cit = begin;
705 cit != UsedLanguages_.end();
707 languages[(*cit)->polyglossia()] = (*cit)->polyglossiaOpts();
713 set<string> LaTeXFeatures::getEncodingSet(string const & doc_encoding) const
715 // This does only find encodings of languages supported by babel, but
716 // that does not matter since we don't have a language with an
717 // encoding supported by inputenc but without babel support.
718 set<string> encodings;
719 LanguageList::const_iterator it = UsedLanguages_.begin();
720 LanguageList::const_iterator end = UsedLanguages_.end();
721 for (; it != end; ++it)
722 if ((*it)->encoding()->latexName() != doc_encoding &&
723 ((*it)->encoding()->package() == Encoding::inputenc
724 || (*it)->encoding()->package() == Encoding::japanese))
725 encodings.insert((*it)->encoding()->latexName());
730 void LaTeXFeatures::getFontEncodings(vector<string> & encodings) const
732 // these must be loaded if glyphs of this script are used
733 // unless a language providing them is used in the document
734 // FIXME: currently the option is written twice in this case
735 if (mustProvide("textgreek"))
736 encodings.insert(encodings.begin(), "LGR");
737 if (mustProvide("textcyr"))
738 encodings.insert(encodings.begin(), "T2A");
740 LanguageList::const_iterator it = UsedLanguages_.begin();
741 LanguageList::const_iterator end = UsedLanguages_.end();
742 for (; it != end; ++it)
743 if (!(*it)->fontenc().empty()
744 && ascii_lowercase((*it)->fontenc()) != "none") {
745 vector<string> extraencs = getVectorFromString((*it)->fontenc());
746 vector<string>::const_iterator fit = extraencs.begin();
747 for (; fit != extraencs.end(); ++fit) {
748 if (find(encodings.begin(), encodings.end(), *fit) == encodings.end())
749 encodings.insert(encodings.begin(), *fit);
756 char const * simplefeatures[] = {
757 // note that the package order here will be the same in the LaTeX-output
764 // subfig is handled in BufferParams.cpp
768 /*For a successful cooperation of the `wrapfig' package with the
769 `float' package you should load the `wrapfig' package *after*
770 the `float' package. See the caption package documentation
801 // listings is handled in BufferParams.cpp
822 char const * bibliofeatures[] = {
823 // Known bibliography packages (will be loaded before natbib)
838 int const nb_bibliofeatures = sizeof(bibliofeatures) / sizeof(char const *);
840 int const nb_simplefeatures = sizeof(simplefeatures) / sizeof(char const *);
845 string const LaTeXFeatures::getColorOptions() const
847 ostringstream colors;
849 // Handling the color packages separately is needed to be able to load them
850 // before babel when hyperref is loaded with the colorlinks option
851 // for more info see Bufferparams.cpp
854 if (mustProvide("color") || mustProvide("xcolor")) {
855 string const package =
856 (mustProvide("xcolor") ? "xcolor" : "color");
857 if (params_.graphics_driver == "default"
858 || params_.graphics_driver == "none")
859 colors << "\\usepackage{" << package << "}\n";
861 colors << "\\usepackage["
862 << params_.graphics_driver
863 << "]{" << package << "}\n";
866 // pdfcolmk must be loaded after color
867 if (mustProvide("pdfcolmk"))
868 colors << "\\usepackage{pdfcolmk}\n";
870 // the following 3 color commands must be set after color
871 // is loaded and before pdfpages, therefore add the command
872 // here define the set color
873 if (mustProvide("pagecolor")) {
874 colors << "\\definecolor{page_backgroundcolor}{rgb}{";
875 colors << outputLaTeXColor(params_.backgroundcolor) << "}\n";
876 // set the page color
877 colors << "\\pagecolor{page_backgroundcolor}\n";
880 if (mustProvide("fontcolor")) {
881 colors << "\\definecolor{document_fontcolor}{rgb}{";
882 colors << outputLaTeXColor(params_.fontcolor) << "}\n";
884 colors << "\\color{document_fontcolor}\n";
887 if (mustProvide("lyxgreyedout")) {
888 colors << "\\definecolor{note_fontcolor}{rgb}{";
889 colors << outputLaTeXColor(params_.notefontcolor) << "}\n";
890 // the color will be set together with the definition of
891 // the lyxgreyedout environment (see lyxgreyedout_def)
894 // color for shaded boxes
895 if (isRequired("framed") && mustProvide("color")) {
896 colors << "\\definecolor{shadecolor}{rgb}{";
897 colors << outputLaTeXColor(params_.boxbgcolor) << "}\n";
898 // this color is automatically used by the LaTeX-package "framed"
905 string const LaTeXFeatures::getPackageOptions() const
907 ostringstream packageopts;
908 // Output all the package option stuff we have been asked to do.
909 map<string, string>::const_iterator it =
910 params_.documentClass().packageOptions().begin();
911 map<string, string>::const_iterator en =
912 params_.documentClass().packageOptions().end();
913 for (; it != en; ++it)
914 if (mustProvide(it->first))
915 packageopts << "\\PassOptionsToPackage{" << it->second << "}"
916 << "{" << it->first << "}\n";
917 return packageopts.str();
921 string const LaTeXFeatures::getPackages() const
923 ostringstream packages;
925 // FIXME: currently, we can only load packages and macros known
927 // However, with the Require tag of layouts/custom insets,
928 // also unknown packages can be requested. They are silently
929 // swallowed now. We should change this eventually.
931 // These are all the 'simple' includes. i.e
932 // packages which we just \usepackage{package}
933 for (int i = 0; i < nb_simplefeatures; ++i) {
934 if (mustProvide(simplefeatures[i]))
935 packages << "\\usepackage{" << simplefeatures[i] << "}\n";
938 // The rest of these packages are somewhat more complicated
941 // The tipa package and its extensions (tipx, tone) must not
942 // be loaded with non-TeX fonts, since fontspec includes the
944 if (mustProvide("tipa") && !params_.useNonTeXFonts)
945 packages << "\\usepackage{tipa}\n";
946 if (mustProvide("tipx") && !params_.useNonTeXFonts)
947 packages << "\\usepackage{tipx}\n";
948 if (mustProvide("tone") && !params_.useNonTeXFonts)
949 packages << "\\usepackage{tone}\n";
951 // if fontspec or newtxmath is used, AMS packages have to be loaded
952 // before fontspec (in BufferParams)
953 string const amsPackages = loadAMSPackages();
954 bool const ot1 = (params_.font_encoding() == "default" || params_.font_encoding() == "OT1");
955 bool const use_newtxmath =
956 theLaTeXFonts().getLaTeXFont(from_ascii(params_.fontsMath())).getUsedPackage(
957 ot1, false, false) == "newtxmath";
959 if (!params_.useNonTeXFonts && !use_newtxmath && !amsPackages.empty())
960 packages << amsPackages;
962 if (mustProvide("cancel") &&
963 params_.use_package("cancel") != BufferParams::package_off)
964 packages << "\\usepackage{cancel}\n";
966 // marvosym and bbding both define the \Cross macro
967 if (mustProvide("marvosym")) {
968 if (mustProvide("bbding"))
969 packages << "\\let\\Cross\\relax\n";
970 packages << "\\usepackage{marvosym}\n";
973 // accents must be loaded after amsmath
974 if (mustProvide("accents") &&
975 params_.use_package("accents") != BufferParams::package_off)
976 packages << "\\usepackage{accents}\n";
978 // mathdots must be loaded after amsmath
979 if (mustProvide("mathdots") &&
980 params_.use_package("mathdots") != BufferParams::package_off)
981 packages << "\\usepackage{mathdots}\n";
983 // yhmath must be loaded after amsmath
984 if (mustProvide("yhmath") &&
985 params_.use_package("yhmath") != BufferParams::package_off)
986 packages << "\\usepackage{yhmath}\n";
988 // stmaryrd must be loaded after amsmath
989 if (mustProvide("stmaryrd") &&
990 params_.use_package("stmaryrd") != BufferParams::package_off)
991 packages << "\\usepackage{stmaryrd}\n";
993 if (mustProvide("stackrel") &&
994 params_.use_package("stackrel") != BufferParams::package_off)
995 packages << "\\usepackage{stackrel}\n";
997 if (mustProvide("undertilde") &&
998 params_.use_package("undertilde") != BufferParams::package_off)
999 packages << "\\usepackage{undertilde}\n";
1001 // [x]color and pdfcolmk are handled in getColorOptions() above
1004 if (isRequired("makeidx") || isRequired("splitidx")) {
1005 if (!isProvided("makeidx") && !isRequired("splitidx"))
1006 packages << "\\usepackage{makeidx}\n";
1007 if (mustProvide("splitidx"))
1008 packages << "\\usepackage{splitidx}\n";
1009 packages << "\\makeindex\n";
1013 if (mustProvide("graphicx") && params_.graphics_driver != "none") {
1014 if (params_.graphics_driver == "default")
1015 packages << "\\usepackage{graphicx}\n";
1017 packages << "\\usepackage["
1018 << params_.graphics_driver
1022 // lyxskak.sty --- newer chess support based on skak.sty
1023 if (mustProvide("chess"))
1024 packages << "\\usepackage[ps,mover]{lyxskak}\n";
1027 if (mustProvide("setspace") && !isProvided("SetSpace"))
1028 packages << "\\usepackage{setspace}\n";
1030 // we need to assure that mhchem is loaded before esint and every other
1031 // package that redefines command of amsmath because mhchem loads amlatex
1032 // (this info is from the author of mhchem from June 2013)
1033 if (mustProvide("mhchem") &&
1034 params_.use_package("mhchem") != BufferParams::package_off)
1035 packages << "\\PassOptionsToPackage{version=3}{mhchem}\n"
1036 "\\usepackage{mhchem}\n";
1038 // wasysym is a simple feature, but it must be after amsmath if both
1040 // wasysym redefines some integrals (e.g. iint) from amsmath. That
1041 // leads to inconsistent integrals. We only load this package if
1042 // the document does not contain integrals (then isRequired("esint")
1043 // is false) or if esint is used, since esint redefines all relevant
1044 // integral symbols from wasysym and amsmath.
1045 // See http://www.lyx.org/trac/ticket/1942
1046 if (mustProvide("wasysym") &&
1047 params_.use_package("wasysym") != BufferParams::package_off &&
1048 (params_.use_package("esint") != BufferParams::package_off || !isRequired("esint")))
1049 packages << "\\usepackage{wasysym}\n";
1051 // esint must be after amsmath (and packages requiring amsmath, like mhchem)
1052 // and wasysym, since it will redeclare inconsistent integral symbols
1053 if (mustProvide("esint") &&
1054 params_.use_package("esint") != BufferParams::package_off)
1055 packages << "\\usepackage{esint}\n";
1057 // Known bibliography packages (simple \usepackage{package})
1058 for (int i = 0; i < nb_bibliofeatures; ++i) {
1059 if (mustProvide(bibliofeatures[i]))
1060 packages << "\\usepackage{"
1061 << bibliofeatures[i] << "}\n";
1064 // Compatibility between achicago and natbib
1065 if (mustProvide("achicago") && mustProvide("natbib"))
1066 packages << "\\let\\achicagobib\\thebibliography\n";
1069 // Some classes load natbib themselves, but still allow (or even require)
1070 // plain numeric citations (ReVTeX is such a case, see bug 5182).
1071 // This special case is indicated by the "natbib-internal" key.
1072 if (mustProvide("natbib") && !isProvided("natbib-internal")) {
1073 packages << "\\usepackage[";
1074 if (params_.citeEngineType() == ENGINE_TYPE_NUMERICAL)
1075 packages << "numbers";
1077 packages << "authoryear";
1078 packages << "]{natbib}\n";
1081 // Compatibility between achicago and natbib
1082 if (mustProvide("achicago") && mustProvide("natbib")) {
1083 packages << "\\let\\thebibliography\\achicagobib\n";
1084 packages << "\\let\\SCcite\\astroncite\n";
1085 packages << "\\let\\UnexpandableProtect\\protect\n";
1088 // jurabib -- we need version 0.6 at least.
1089 if (mustProvide("jurabib"))
1090 packages << "\\usepackage{jurabib}[2004/01/25]\n";
1092 // opcit -- we pass custombst as we output \bibliographystyle ourselves
1093 if (mustProvide("opcit")) {
1094 if (isRequired("hyperref"))
1095 packages << "\\usepackage[custombst,hyperref]{opcit}\n";
1097 packages << "\\usepackage[custombst]{opcit}\n";
1100 // xargs -- we need version 1.09 at least
1101 if (mustProvide("xargs"))
1102 packages << "\\usepackage{xargs}[2008/03/08]\n";
1104 if (mustProvide("xy"))
1105 packages << "\\usepackage[all]{xy}\n";
1107 if (mustProvide("feyn"))
1108 packages << "\\usepackage{feyn}\n"; //Diagram
1110 if (mustProvide("ulem"))
1111 packages << "\\PassOptionsToPackage{normalem}{ulem}\n"
1112 "\\usepackage{ulem}\n";
1114 if (mustProvide("nomencl")) {
1115 // Make it work with the new and old version of the package,
1116 // but don't use the compatibility option since it is
1117 // incompatible to other packages.
1118 packages << "\\usepackage{nomencl}\n"
1119 "% the following is useful when we have the old nomencl.sty package\n"
1120 "\\providecommand{\\printnomenclature}{\\printglossary}\n"
1121 "\\providecommand{\\makenomenclature}{\\makeglossary}\n"
1122 "\\makenomenclature\n";
1125 // fixltx2e provides subscript
1126 if (mustProvide("subscript") && !isRequired("fixltx2e"))
1127 packages << "\\usepackage{subscript}\n";
1129 // footmisc must be loaded after setspace
1130 // Set options here, load the package after the user preamble to
1131 // avoid problems with manual loaded footmisc.
1132 if (mustProvide("footmisc"))
1133 packages << "\\PassOptionsToPackage{stable}{footmisc}\n";
1135 return packages.str();
1139 string LaTeXFeatures::getPreambleSnippets() const
1142 SnippetList::const_iterator pit = preamble_snippets_.begin();
1143 SnippetList::const_iterator pend = preamble_snippets_.end();
1144 for (; pit != pend; ++pit)
1145 snip << *pit << '\n';
1150 std::string LaTeXFeatures::getCSSSnippets() const
1153 SnippetList::const_iterator pit = css_snippets_.begin();
1154 SnippetList::const_iterator pend = css_snippets_.end();
1155 for (; pit != pend; ++pit)
1156 snip << *pit << '\n';
1161 docstring const LaTeXFeatures::getMacros() const
1163 odocstringstream macros;
1165 if (!preamble_snippets_.empty()) {
1167 macros << from_utf8(getPreambleSnippets());
1170 if (mustProvide("papersize")) {
1171 if (runparams_.flavor == OutputParams::LATEX)
1172 macros << papersizedvi_def << '\n';
1174 macros << papersizepdf_def << '\n';
1177 if (mustProvide("LyX")) {
1178 if (isRequired("hyperref"))
1179 macros << lyx_hyperref_def << '\n';
1181 macros << lyx_def << '\n';
1184 if (mustProvide("noun"))
1185 macros << noun_def << '\n';
1187 if (mustProvide("lyxarrow"))
1188 macros << lyxarrow_def << '\n';
1190 if (!usePolyglossia() && mustProvide("textgreek")) {
1191 // ensure LGR font encoding is defined also if fontenc is not loaded by LyX
1192 if (params_.font_encoding() == "default")
1193 macros << textgreek_LGR_def;
1194 macros << textgreek_def << '\n';
1197 if (!usePolyglossia() && mustProvide("textcyr")) {
1198 // ensure T2A font encoding is set up also if fontenc is not loaded by LyX
1199 if (params_.font_encoding() == "default")
1200 macros << textcyr_T2A_def;
1201 macros << textcyr_def << '\n';
1204 // non-standard text accents:
1205 if (mustProvide("textcommaabove") || mustProvide("textcommaaboveright") ||
1206 mustProvide("textcommabelow") || mustProvide("textbaltic"))
1207 macros << lyxaccent_def;
1209 if (mustProvide("textcommabelow") || mustProvide("textbaltic"))
1210 macros << textcommabelow_def << '\n';
1212 if (mustProvide("textcommaabove") || mustProvide("textbaltic"))
1213 macros << textcommaabove_def << '\n';
1215 if (mustProvide("textcommaaboveright"))
1216 macros << textcommaaboveright_def << '\n';
1218 if (mustProvide("textbaltic"))
1219 macros << textbaltic_def << '\n';
1221 if (mustProvide("lyxmathsym"))
1222 macros << lyxmathsym_def << '\n';
1224 if (mustProvide("cedilla"))
1225 macros << cedilla_def << '\n';
1227 if (mustProvide("subring"))
1228 macros << subring_def << '\n';
1230 if (mustProvide("subdot"))
1231 macros << subdot_def << '\n';
1233 if (mustProvide("subhat"))
1234 macros << subhat_def << '\n';
1236 if (mustProvide("subtilde"))
1237 macros << subtilde_def << '\n';
1239 if (mustProvide("dacute"))
1240 macros << dacute_def << '\n';
1242 if (mustProvide("tipasymb"))
1243 macros << tipasymb_def << '\n';
1245 if (mustProvide("dgrave"))
1246 macros << dgrave_def << '\n';
1248 if (mustProvide("rcap"))
1249 macros << rcap_def << '\n';
1251 if (mustProvide("ogonek"))
1252 macros << ogonek_def << '\n';
1255 if (mustProvide("quotesinglbase"))
1256 macros << quotesinglbase_def << '\n';
1257 if (mustProvide("quotedblbase"))
1258 macros << quotedblbase_def << '\n';
1259 if (mustProvide("guilsinglleft"))
1260 macros << guilsinglleft_def << '\n';
1261 if (mustProvide("guilsinglright"))
1262 macros << guilsinglright_def << '\n';
1263 if (mustProvide("guillemotleft"))
1264 macros << guillemotleft_def << '\n';
1265 if (mustProvide("guillemotright"))
1266 macros << guillemotright_def << '\n';
1269 if (mustProvide("binom") && !isRequired("amsmath"))
1270 macros << binom_def << '\n';
1271 if (mustProvide("mathcircumflex"))
1272 macros << mathcircumflex_def << '\n';
1275 if (mustProvide("ParagraphLeftIndent"))
1276 macros << paragraphleftindent_def;
1277 if (mustProvide("NeedLyXFootnoteCode"))
1278 macros << floatingfootnote_def;
1280 // some problems with tex->html converters
1281 if (mustProvide("NeedTabularnewline"))
1282 macros << tabularnewline_def;
1284 // greyed-out environment (note inset)
1285 // the color is specified in the routine
1286 // getColorOptions() to avoid LaTeX-package clashes
1287 if (mustProvide("lyxgreyedout"))
1288 macros << lyxgreyedout_def;
1290 if (mustProvide("lyxdot"))
1291 macros << lyxdot_def << '\n';
1294 getFloatDefinitions(macros);
1296 if (mustProvide("refstyle"))
1297 macros << lyxref_def << '\n';
1300 if (mustProvide("ct-dvipost"))
1301 macros << changetracking_dvipost_def;
1303 if (mustProvide("ct-xcolor-ulem")) {
1304 streamsize const prec = macros.precision(2);
1306 RGBColor cadd = rgbFromHexName(lcolor.getX11Name(Color_addedtext));
1307 macros << "\\providecolor{lyxadded}{rgb}{"
1308 << cadd.r / 255.0 << ',' << cadd.g / 255.0 << ',' << cadd.b / 255.0 << "}\n";
1310 RGBColor cdel = rgbFromHexName(lcolor.getX11Name(Color_deletedtext));
1311 macros << "\\providecolor{lyxdeleted}{rgb}{"
1312 << cdel.r / 255.0 << ',' << cdel.g / 255.0 << ',' << cdel.b / 255.0 << "}\n";
1314 macros.precision(prec);
1316 if (isRequired("hyperref"))
1317 macros << changetracking_xcolor_ulem_hyperref_def;
1319 macros << changetracking_xcolor_ulem_def;
1322 if (mustProvide("ct-none"))
1323 macros << changetracking_none_def;
1325 if (mustProvide("rtloutputdblcol"))
1326 macros << rtloutputdblcol_def;
1328 return macros.str();
1332 string const LaTeXFeatures::getBabelPresettings() const
1336 LanguageList::const_iterator it = UsedLanguages_.begin();
1337 LanguageList::const_iterator end = UsedLanguages_.end();
1338 for (; it != end; ++it)
1339 if (!(*it)->babel_presettings().empty())
1340 tmp << (*it)->babel_presettings() << '\n';
1341 if (!params_.language->babel_presettings().empty())
1342 tmp << params_.language->babel_presettings() << '\n';
1344 if (!contains(tmp.str(), '@'))
1347 return "\\makeatletter\n" + tmp.str() + "\\makeatother\n";
1351 string const LaTeXFeatures::getBabelPostsettings() const
1355 LanguageList::const_iterator it = UsedLanguages_.begin();
1356 LanguageList::const_iterator end = UsedLanguages_.end();
1357 for (; it != end; ++it)
1358 if (!(*it)->babel_postsettings().empty())
1359 tmp << (*it)->babel_postsettings() << '\n';
1360 if (!params_.language->babel_postsettings().empty())
1361 tmp << params_.language->babel_postsettings() << '\n';
1363 if (!contains(tmp.str(), '@'))
1366 return "\\makeatletter\n" + tmp.str() + "\\makeatother\n";
1370 bool LaTeXFeatures::needBabelLangOptions() const
1372 if (!lyxrc.language_global_options || params_.language->asBabelOptions())
1375 LanguageList::const_iterator it = UsedLanguages_.begin();
1376 LanguageList::const_iterator end = UsedLanguages_.end();
1377 for (; it != end; ++it)
1378 if ((*it)->asBabelOptions())
1385 string const LaTeXFeatures::loadAMSPackages() const
1389 if (mustProvide("amsmath")
1390 && params_.use_package("amsmath") != BufferParams::package_off) {
1391 tmp << "\\usepackage{amsmath}\n";
1393 // amsbsy and amstext are already provided by amsmath
1394 if (mustProvide("amsbsy"))
1395 tmp << "\\usepackage{amsbsy}\n";
1396 if (mustProvide("amstext"))
1397 tmp << "\\usepackage{amstext}\n";
1400 if (mustProvide("amsthm"))
1401 tmp << "\\usepackage{amsthm}\n";
1403 if (mustProvide("amssymb")
1404 && params_.use_package("amssymb") != BufferParams::package_off)
1405 tmp << "\\usepackage{amssymb}\n";
1411 docstring const LaTeXFeatures::getTClassPreamble() const
1413 // the text class specific preamble
1414 DocumentClass const & tclass = params_.documentClass();
1415 odocstringstream tcpreamble;
1417 tcpreamble << tclass.preamble();
1419 list<docstring>::const_iterator cit = usedLayouts_.begin();
1420 list<docstring>::const_iterator end = usedLayouts_.end();
1421 for (; cit != end; ++cit)
1422 tcpreamble << tclass[*cit].preamble();
1424 cit = usedInsetLayouts_.begin();
1425 end = usedInsetLayouts_.end();
1426 TextClass::InsetLayouts const & ils = tclass.insetLayouts();
1427 for (; cit != end; ++cit) {
1428 TextClass::InsetLayouts::const_iterator it = ils.find(*cit);
1429 if (it == ils.end())
1431 tcpreamble << it->second.preamble();
1434 return tcpreamble.str();
1438 docstring const LaTeXFeatures::getTClassHTMLPreamble() const
1440 DocumentClass const & tclass = params_.documentClass();
1441 odocstringstream tcpreamble;
1443 tcpreamble << tclass.htmlpreamble();
1445 list<docstring>::const_iterator cit = usedLayouts_.begin();
1446 list<docstring>::const_iterator end = usedLayouts_.end();
1447 for (; cit != end; ++cit)
1448 tcpreamble << tclass[*cit].htmlpreamble();
1450 cit = usedInsetLayouts_.begin();
1451 end = usedInsetLayouts_.end();
1452 TextClass::InsetLayouts const & ils = tclass.insetLayouts();
1453 for (; cit != end; ++cit) {
1454 TextClass::InsetLayouts::const_iterator it = ils.find(*cit);
1455 if (it == ils.end())
1457 tcpreamble << it->second.htmlpreamble();
1460 return tcpreamble.str();
1464 docstring const LaTeXFeatures::getTClassHTMLStyles() const
1466 DocumentClass const & tclass = params_.documentClass();
1467 odocstringstream tcpreamble;
1469 if (mustProvide("noun"))
1470 tcpreamble << lyxnoun_style;
1471 // this isn't exact, but it won't hurt that much if it
1473 if (mustProvide("ulem"))
1474 tcpreamble << lyxstrikeout_style;
1476 tcpreamble << tclass.htmlstyles();
1478 list<docstring>::const_iterator cit = usedLayouts_.begin();
1479 list<docstring>::const_iterator end = usedLayouts_.end();
1480 for (; cit != end; ++cit)
1481 tcpreamble << tclass[*cit].htmlstyle();
1483 cit = usedInsetLayouts_.begin();
1484 end = usedInsetLayouts_.end();
1485 TextClass::InsetLayouts const & ils = tclass.insetLayouts();
1486 for (; cit != end; ++cit) {
1487 TextClass::InsetLayouts::const_iterator it = ils.find(*cit);
1488 if (it == ils.end())
1490 tcpreamble << it->second.htmlstyle();
1493 return tcpreamble.str();
1499 docstring const getFloatI18nPreamble(docstring const & type,
1500 docstring const & name, Language const * lang,
1501 Encoding const & enc, bool const polyglossia)
1503 // Check whether name can be encoded in the buffer encoding
1504 bool encodable = true;
1505 for (size_t i = 0; i < name.size(); ++i) {
1506 if (!enc.encodable(name[i])) {
1512 docstring const language = polyglossia ? from_ascii(lang->polyglossia())
1513 : from_ascii(lang->babel());
1514 docstring const langenc = from_ascii(lang->encoding()->iconvName());
1515 docstring const texenc = from_ascii(lang->encoding()->latexName());
1516 docstring const bufenc = from_ascii(enc.iconvName());
1517 docstring const s1 = docstring(1, 0xF0000);
1518 docstring const s2 = docstring(1, 0xF0001);
1519 docstring const translated = encodable ? name
1520 : from_ascii("\\inputencoding{") + texenc + from_ascii("}")
1521 + s1 + langenc + s2 + name + s1 + bufenc + s2;
1523 odocstringstream os;
1524 os << "\\addto\\captions" << language
1525 << "{\\renewcommand{\\" << type << "name}{" << translated << "}}\n";
1530 docstring const i18npreamble(docstring const & templ, Language const * lang,
1531 Encoding const & enc, bool const polyglossia,
1532 bool const need_fixedwidth)
1537 string preamble = polyglossia ?
1538 subst(to_utf8(templ), "$$lang", lang->polyglossia()) :
1539 subst(to_utf8(templ), "$$lang", lang->babel());
1541 string const langenc = lang->encoding()->iconvName();
1542 string const texenc = lang->encoding()->latexName();
1543 string const bufenc = enc.iconvName();
1544 Encoding const * testenc(&enc);
1545 bool lang_fallback = false;
1546 bool ascii_fallback = false;
1547 if (need_fixedwidth && !enc.hasFixedWidth()) {
1548 if (lang->encoding()->hasFixedWidth()) {
1549 testenc = lang->encoding();
1550 lang_fallback = true;
1552 // We need a fixed width encoding, but both the buffer
1553 // encoding and the language encoding are variable
1554 // width. As a last fallback, try to convert to pure
1555 // ASCII using the LaTeX commands defined in unicodesymbols.
1556 testenc = encodings.fromLyXName("ascii");
1559 ascii_fallback = true;
1562 // First and second character of plane 15 (Private Use Area)
1563 string const s1 = "\xf3\xb0\x80\x80"; // U+F0000
1564 string const s2 = "\xf3\xb0\x80\x81"; // U+F0001
1566 // lyx::regex is not unicode-safe.
1567 // Should use QRegExp or (boost::u32regex, but that requires ICU)
1568 static regex const reg("_\\(([^\\)]+)\\)");
1570 while (regex_search(preamble, sub, reg)) {
1571 string const key = sub.str(1);
1572 docstring const name = lang->translateLayout(key);
1573 // Check whether name can be encoded in the buffer encoding
1574 bool encodable = true;
1575 for (size_t i = 0; i < name.size() && encodable; ++i)
1576 if (!testenc->encodable(name[i]))
1579 if (encodable && !lang_fallback)
1580 translated = to_utf8(name);
1581 else if (ascii_fallback)
1582 translated = to_ascii(testenc->latexString(name).first);
1584 translated = "\\inputencoding{" + texenc + "}"
1585 + s1 + langenc + s2 + to_utf8(name)
1587 preamble = subst(preamble, sub.str(), translated);
1589 return from_utf8(preamble);
1595 docstring const LaTeXFeatures::getTClassI18nPreamble(bool use_babel, bool use_polyglossia) const
1597 DocumentClass const & tclass = params_.documentClass();
1598 // collect preamble snippets in a set to prevent multiple identical
1599 // commands (would happen if e.g. both theorem and theorem* are used)
1600 set<docstring> snippets;
1601 typedef LanguageList::const_iterator lang_it;
1602 lang_it const lbeg = UsedLanguages_.begin();
1603 lang_it const lend = UsedLanguages_.end();
1604 list<docstring>::const_iterator cit = usedLayouts_.begin();
1605 list<docstring>::const_iterator end = usedLayouts_.end();
1606 for (; cit != end; ++cit) {
1607 // language dependent commands (once per document)
1608 snippets.insert(i18npreamble(tclass[*cit].langpreamble(),
1609 buffer().language(),
1610 buffer().params().encoding(),
1611 use_polyglossia, false));
1612 // commands for language changing (for multilanguage documents)
1613 if ((use_babel || use_polyglossia) && !UsedLanguages_.empty()) {
1614 snippets.insert(i18npreamble(
1615 tclass[*cit].babelpreamble(),
1616 buffer().language(),
1617 buffer().params().encoding(),
1618 use_polyglossia, false));
1619 for (lang_it lit = lbeg; lit != lend; ++lit)
1620 snippets.insert(i18npreamble(
1621 tclass[*cit].babelpreamble(),
1623 buffer().params().encoding(),
1624 use_polyglossia, false));
1627 if ((use_babel || use_polyglossia) && !UsedLanguages_.empty()) {
1628 FloatList const & floats = params_.documentClass().floats();
1629 UsedFloats::const_iterator fit = usedFloats_.begin();
1630 UsedFloats::const_iterator fend = usedFloats_.end();
1631 for (; fit != fend; ++fit) {
1632 Floating const & fl = floats.getType(fit->first);
1633 // we assume builtin floats are translated
1634 if (fl.isPredefined())
1636 docstring const type = from_ascii(fl.floattype());
1637 docstring const flname = from_utf8(fl.name());
1638 docstring name = buffer().language()->translateLayout(fl.name());
1639 // only request translation if we have a real translation
1640 // (that differs from the source)
1642 snippets.insert(getFloatI18nPreamble(
1643 type, name, buffer().language(),
1644 buffer().params().encoding(),
1646 for (lang_it lit = lbeg; lit != lend; ++lit) {
1647 string const code = (*lit)->code();
1648 name = (*lit)->translateLayout(fl.name());
1649 // we assume we have a suitable translation if
1650 // either the language is English (we need to
1651 // translate into English if English is a secondary
1652 // language) or if translateIfPossible returns
1653 // something different to the English source.
1654 bool const have_translation =
1655 (flname != name || contains(code, "en"));
1656 if (have_translation)
1657 snippets.insert(getFloatI18nPreamble(
1659 buffer().params().encoding(),
1665 cit = usedInsetLayouts_.begin();
1666 end = usedInsetLayouts_.end();
1667 TextClass::InsetLayouts const & ils = tclass.insetLayouts();
1668 for (; cit != end; ++cit) {
1669 TextClass::InsetLayouts::const_iterator it = ils.find(*cit);
1670 if (it == ils.end())
1672 // The listings package does not work with variable width
1673 // encodings, only with fixed width encodings. Therefore we
1674 // need to force a fixed width encoding for
1675 // \lstlistlistingname and \lstlistingname (bug 9382).
1676 // This needs to be consistent with InsetListings::latex().
1677 bool const need_fixedwidth = !runparams_.isFullUnicode() &&
1678 it->second.fixedwidthpreambleencoding();
1679 // language dependent commands (once per document)
1680 snippets.insert(i18npreamble(it->second.langpreamble(),
1681 buffer().language(),
1682 buffer().params().encoding(),
1683 use_polyglossia, need_fixedwidth));
1684 // commands for language changing (for multilanguage documents)
1685 if ((use_babel || use_polyglossia) && !UsedLanguages_.empty()) {
1686 snippets.insert(i18npreamble(
1687 it->second.babelpreamble(),
1688 buffer().language(),
1689 buffer().params().encoding(),
1690 use_polyglossia, need_fixedwidth));
1691 for (lang_it lit = lbeg; lit != lend; ++lit)
1692 snippets.insert(i18npreamble(
1693 it->second.babelpreamble(),
1695 buffer().params().encoding(),
1696 use_polyglossia, need_fixedwidth));
1700 odocstringstream tcpreamble;
1701 set<docstring>::const_iterator const send = snippets.end();
1702 set<docstring>::const_iterator it = snippets.begin();
1703 for (; it != send; ++it)
1705 return tcpreamble.str();
1709 docstring const LaTeXFeatures::getLyXSGMLEntities() const
1711 // Definition of entities used in the document that are LyX related.
1712 odocstringstream entities;
1714 if (mustProvide("lyxarrow")) {
1715 entities << "<!ENTITY lyxarrow \"->\">" << '\n';
1718 return entities.str();
1722 docstring const LaTeXFeatures::getIncludedFiles(string const & fname) const
1724 odocstringstream sgmlpreamble;
1726 docstring const basename(from_utf8(onlyPath(fname)));
1728 FileMap::const_iterator end = IncludedFiles_.end();
1729 for (FileMap::const_iterator fi = IncludedFiles_.begin();
1732 sgmlpreamble << "\n<!ENTITY " << fi->first
1733 << (isSGMLFileName(fi->second) ? " SYSTEM \"" : " \"")
1734 << makeRelPath(from_utf8(fi->second), basename) << "\">";
1736 return sgmlpreamble.str();
1740 void LaTeXFeatures::showStruct() const
1742 lyxerr << "LyX needs the following commands when LaTeXing:"
1743 << "\n***** Packages:" << getPackages()
1744 << "\n***** Macros:" << to_utf8(getMacros())
1745 << "\n***** Textclass stuff:" << to_utf8(getTClassPreamble())
1746 << "\n***** done." << endl;
1750 Buffer const & LaTeXFeatures::buffer() const
1756 void LaTeXFeatures::setBuffer(Buffer const & buffer)
1762 BufferParams const & LaTeXFeatures::bufferParams() const
1768 void LaTeXFeatures::getFloatDefinitions(odocstream & os) const
1770 FloatList const & floats = params_.documentClass().floats();
1772 // Here we will output the code to create the needed float styles.
1773 // We will try to do this as minimal as possible.
1774 // \floatstyle{ruled}
1775 // \newfloat{algorithm}{htbp}{loa}
1776 // \providecommand{\algorithmname}{Algorithm}
1777 // \floatname{algorithm}{\protect\algorithmname}
1778 UsedFloats::const_iterator cit = usedFloats_.begin();
1779 UsedFloats::const_iterator end = usedFloats_.end();
1780 for (; cit != end; ++cit) {
1781 Floating const & fl = floats.getType(cit->first);
1783 // For builtin floats we do nothing.
1784 if (fl.isPredefined())
1787 // We have to special case "table" and "figure"
1788 if (fl.floattype() == "tabular" || fl.floattype() == "figure") {
1789 // Output code to modify "table" or "figure"
1790 // but only if builtin == false
1791 // and that have to be true at this point in the
1793 docstring const type = from_ascii(fl.floattype());
1794 docstring const placement = from_ascii(fl.placement());
1795 docstring const style = from_ascii(fl.style());
1796 if (!style.empty()) {
1797 os << "\\floatstyle{" << style << "}\n"
1798 << "\\restylefloat{" << type << "}\n";
1800 if (!placement.empty()) {
1801 os << "\\floatplacement{" << type << "}{"
1802 << placement << "}\n";
1805 // The other non builtin floats.
1807 docstring const type = from_ascii(fl.floattype());
1808 docstring const placement = from_ascii(fl.placement());
1809 docstring const ext = from_ascii(fl.ext());
1810 docstring const within = from_ascii(fl.within());
1811 docstring const style = from_ascii(fl.style());
1812 docstring const name =
1813 buffer().language()->translateLayout(fl.name());
1814 os << "\\floatstyle{" << style << "}\n"
1815 << "\\newfloat{" << type << "}{" << placement
1816 << "}{" << ext << '}';
1817 if (!within.empty())
1818 os << '[' << within << ']';
1820 << "\\providecommand{\\" << type << "name}{"
1822 << "\\floatname{" << type << "}{\\protect\\"
1823 << type << "name}\n";
1825 // What missing here is to code to minimalize the code
1826 // output so that the same floatstyle will not be
1827 // used several times, when the same style is still in
1831 // The subfig package is loaded later
1832 os << "\n\\AtBeginDocument{\\newsubfloat{" << from_ascii(fl.floattype()) << "}}\n";
1837 void LaTeXFeatures::resolveAlternatives()
1839 for (Features::iterator it = features_.begin(); it != features_.end();) {
1840 if (contains(*it, '|')) {
1841 vector<string> const alternatives = getVectorFromString(*it, "|");
1842 vector<string>::const_iterator const end = alternatives.end();
1843 vector<string>::const_iterator ita = alternatives.begin();
1844 // Is any alternative already required? => use that
1845 for (; ita != end; ++ita) {
1846 if (isRequired(*ita))
1849 // Is any alternative available? => use the first one
1852 for (ita = alternatives.begin(); ita != end; ++ita) {
1853 if (isAvailable(*ita)) {
1859 // This will not work, but not requiring something
1860 // would be more confusing
1862 require(alternatives.front());
1863 features_.erase(it);
1864 it = features_.begin();