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 "texstream.h"
36 #include "insets/InsetLayout.h"
38 #include "support/debug.h"
39 #include "support/docstream.h"
40 #include "support/FileName.h"
41 #include "support/filetools.h"
42 #include "support/gettext.h"
43 #include "support/lstrings.h"
44 #include "support/regex.h"
50 using namespace lyx::support;
55 /////////////////////////////////////////////////////////////////////
59 /////////////////////////////////////////////////////////////////////
61 //\NeedsTeXFormat{LaTeX2e}
62 //\ProvidesPackage{lyx}[1996/01/11 LLE v0.2 (LyX LaTeX Extensions)]
63 //\message{LyX LaTeX Extensions (LLE v0.2) of 11-Jan-1996.}
65 static docstring const lyx_def = from_ascii(
66 "{%\n L\\kern-.1667em\\lower.25em\\hbox{Y}\\kern-.125emX\\@}");
68 static docstring const noun_def = from_ascii(
69 "\\newcommand{\\noun}[1]{\\textsc{#1}}");
71 static docstring const lyxarrow_def = from_ascii(
72 "\\DeclareRobustCommand*{\\lyxarrow}{%\n"
74 "{\\leavevmode\\,$\\triangleleft$\\,\\allowbreak}\n"
75 "{\\leavevmode\\,$\\triangleright$\\,\\allowbreak}}");
77 // ZERO WIDTH SPACE (ZWSP) is actually not a space character
78 // but marks a line break opportunity. Several commands provide a
79 // line break opportunity. They differ in side-effects:
80 // \allowbreak prevents hyphenation after hyphen or dash + ZWSP
81 // \linebreak[<n>] takes an optional argument denoting "urgency".
82 // The \LyXZeroWidthSpace wrapper allows customization in the preamble.
83 static docstring const lyxZWSP_def = from_ascii(
84 "\\newcommand*\\LyXZeroWidthSpace{\\hspace{0pt}}");
86 // for quotes without babel. This does not give perfect results, but
87 // anybody serious about non-english quotes should use babel (JMarc).
89 static docstring const quotedblbase_def = from_ascii(
90 "\\ProvideTextCommandDefault{\\quotedblbase}{%\n"
91 " \\raisebox{-1.4ex}[1ex][.5ex]{\\textquotedblright}%\n"
92 " \\penalty10000\\hskip0em\\relax%\n"
95 static docstring const quotesinglbase_def = from_ascii(
96 "\\ProvideTextCommandDefault{\\quotesinglbase}{%\n"
97 " \\raisebox{-1.4ex}[1ex][.5ex]{\\textquoteright}%\n"
98 " \\penalty10000\\hskip0em\\relax%\n"
101 static docstring const guillemotleft_def = from_ascii(
102 "\\ProvideTextCommandDefault{\\guillemotleft}{%\n"
103 " {\\usefont{U}{lasy}{m}{n}\\char'50\\kern-.15em\\char'50}%\n"
104 "\\penalty10000\\hskip0pt\\relax%\n"
107 static docstring const guillemotright_def = from_ascii(
108 "\\ProvideTextCommandDefault{\\guillemotright}{%\n"
109 " \\penalty10000\\hskip0pt%\n"
110 " {\\usefont{U}{lasy}{m}{n}\\char'51\\kern-.15em\\char'51}%\n"
113 static docstring const guilsinglleft_def = from_ascii(
114 "\\ProvideTextCommandDefault{\\guilsinglleft}{%\n"
115 " {\\usefont{U}{lasy}{m}{n}\\char'50}%\n"
116 " \\penalty10000\\hskip0pt\\relax%\n"
119 static docstring const guilsinglright_def = from_ascii(
120 "\\ProvideTextCommandDefault{\\guilsinglright}{%\n"
121 " \\penalty10000\\hskip0pt%\n"
122 " {\\usefont{U}{lasy}{m}{n}\\char'51}%\n"
125 static docstring const textquotedbl_def = from_ascii(
126 "\\DeclareTextSymbolDefault{\\textquotedbl}{T1}");
128 static docstring const textquotedblp_xetex_def = from_ascii(
129 "\\providecommand\\textquotedblplain{%\n"
130 " \\bgroup\\addfontfeatures{Mapping=}\\char34\\egroup}");
132 static docstring const textquotedblp_luatex_def = from_ascii(
133 "\\providecommand\\textquotedblplain{%\n"
134 " \\bgroup\\addfontfeatures{RawFeature=-tlig}\\char34\\egroup}");
136 static docstring const textquotesinglep_xetex_def = from_ascii(
137 "\\providecommand\\textquotesingleplain{%\n"
138 " \\bgroup\\addfontfeatures{Mapping=}\\char39\\egroup}");
140 static docstring const textquotesinglep_luatex_def = from_ascii(
141 "\\providecommand\\textquotesingleplain{%\n"
142 " \\bgroup\\addfontfeatures{RawFeature=-tlig}\\char39\\egroup}");
144 static docstring const paragraphleftindent_def = from_ascii(
145 "\\newenvironment{LyXParagraphLeftIndent}[1]%\n"
147 " \\begin{list}{}{%\n"
148 " \\setlength{\\topsep}{0pt}%\n"
149 " \\addtolength{\\leftmargin}{#1}\n"
150 // ho hum, yet more things commented out with no hint as to why they
151 // weren't just removed
152 // "%% \\addtolength{\\leftmargin}{#1\\textwidth}\n"
153 // "%% \\setlength{\\textwidth}{#2\\textwidth}\n"
154 // "%% \\setlength\\listparindent\\parindent%\n"
155 // "%% \\setlength\\itemindent\\parindent%\n"
156 " \\setlength{\\parsep}{0pt plus 1pt}%\n"
162 static docstring const floatingfootnote_def = from_ascii(
163 "%% Special footnote code from the package 'stblftnt.sty'\n"
164 "%% Author: Robin Fairbairns -- Last revised Dec 13 1996\n"
165 "\\let\\SF@@footnote\\footnote\n"
166 "\\def\\footnote{\\ifx\\protect\\@typeset@protect\n"
167 " \\expandafter\\SF@@footnote\n"
169 " \\expandafter\\SF@gobble@opt\n"
172 "\\expandafter\\def\\csname SF@gobble@opt \\endcsname{\\@ifnextchar[%]\n"
173 " \\SF@gobble@twobracket\n"
176 "\\edef\\SF@gobble@opt{\\noexpand\\protect\n"
177 " \\expandafter\\noexpand\\csname SF@gobble@opt \\endcsname}\n"
178 "\\def\\SF@gobble@twobracket[#1]#2{}\n");
180 static docstring const binom_def = from_ascii(
181 "%% Binom macro for standard LaTeX users\n"
182 "\\newcommand{\\binom}[2]{{#1 \\choose #2}}\n");
184 static docstring const mathcircumflex_def = from_ascii(
185 "%% For printing a cirumflex inside a formula\n"
186 "\\newcommand{\\mathcircumflex}[0]{\\mbox{\\^{}}}\n");
188 static docstring const tabularnewline_def = from_ascii(
189 "%% Because html converters don't know tabularnewline\n"
190 "\\providecommand{\\tabularnewline}{\\\\}\n");
192 static docstring const lyxgreyedout_def = from_ascii(
193 "%% The greyedout annotation environment\n"
194 "\\newenvironment{lyxgreyedout}\n"
195 " {\\textcolor{note_fontcolor}\\bgroup\\ignorespaces}\n"
196 " {\\ignorespacesafterend\\egroup}\n");
198 static docstring const lyxgreyedout_rtl_def = from_ascii(
199 "%% The greyedout annotation environment (with RTL support)\n"
200 "\\NewEnviron{lyxgreyedout}{%\n"
202 "\\everypar{\\textcolor{note_fontcolor}\\beginL\\ignorespaces}%\n"
203 "\\BODY\\everypar{\\ignorespacesafterend\\endL}\n"
205 "\\textcolor{note_fontcolor}\\bgroup\\ignorespaces%\n"
206 "\\BODY\\ignorespacesafterend\\egroup\n"
209 static docstring const lyxgreyedout_luartl_def = from_ascii(
210 "%% The greyedout annotation environment (with RTL support)\n"
211 "\\NewEnviron{lyxgreyedout}{%\n"
213 "\\everypar{\\color{note_fontcolor}\\pardir TRT \\textdir TRT\\ignorespaces}%\n"
214 "\\BODY\\everypar{\\ignorespacesafterend}\n"
216 "\\textcolor{note_fontcolor}\\bgroup\\ignorespaces%\n"
217 "\\BODY\\ignorespacesafterend\\egroup\n"
220 static docstring const lyxgreyedout_luartl_babel_def = from_ascii(
221 "%% The greyedout annotation environment (with RTL support)\n"
222 "\\NewEnviron{lyxgreyedout}{%\n"
224 "\\everypar{\\color{note_fontcolor}\\pardir TRT \\textdir TRT\\ignorespaces}%\n"
225 "\\BODY\\everypar{\\ignorespacesafterend}\n"
227 "\\textcolor{note_fontcolor}\\bgroup\\ignorespaces%\n"
228 "\\BODY\\ignorespacesafterend\\egroup\n"
231 // We want to omit the file extension for includegraphics, but this does not
232 // work when the filename contains other dots.
233 // Idea from http://www.tex.ac.uk/cgi-bin/texfaq2html?label=unkgrfextn
234 static docstring const lyxdot_def = from_ascii(
235 "%% A simple dot to overcome graphicx limitations\n"
236 "\\newcommand{\\lyxdot}{.}\n");
238 static docstring const changetracking_xcolor_ulem_base_def = from_ascii(
239 "%% Change tracking with ulem and xcolor: base macros\n"
240 "\\DeclareRobustCommand{\\mklyxadded}[1]{\\bgroup\\color{lyxadded}{}#1\\egroup}\n"
241 "\\DeclareRobustCommand{\\mklyxdeleted}[1]{\\bgroup\\color{lyxdeleted}\\mklyxsout{#1}\\egroup}\n"
242 "\\DeclareRobustCommand{\\mklyxsout}[1]{\\ifx\\\\#1\\else\\sout{#1}\\fi}\n");
244 static docstring const changetracking_xcolor_ulem_def = from_ascii(
245 "%% Change tracking with ulem and xcolor: ct markup\n"
246 "\\DeclareRobustCommand{\\lyxadded}[4][]{\\mklyxadded{#4}}\n"
247 "\\DeclareRobustCommand{\\lyxdeleted}[4][]{\\mklyxdeleted{#4}}\n");
249 static docstring const changetracking_xcolor_ulem_cb_def = from_ascii(
250 "%% Change tracking with ulem, xcolor and changebars: ct markup\n"
251 "\\DeclareRobustCommand{\\lyxadded}[4][]{%\n"
252 " \\protect\\cbstart\\mklyxadded{#4}%\n"
253 " \\protect\\cbend%\n"
255 "\\DeclareRobustCommand{\\lyxdeleted}[4][]{%\n"
256 " \\protect\\cbstart\\mklyxdeleted{#4}%\n"
257 " \\protect\\cbend%\n"
260 static docstring const changetracking_xcolor_ulem_hyperref_def = from_ascii(
261 "%% Change tracking with ulem, xcolor, and hyperref: ct markup\n"
262 "\\DeclareRobustCommand{\\lyxadded}[4][]{\\texorpdfstring{\\mklyxadded{#4}}{#4}}\n"
263 "\\DeclareRobustCommand{\\lyxdeleted}[4][]{\\texorpdfstring{\\mklyxdeleted{#4}}{}}\n");
265 static docstring const changetracking_xcolor_ulem_hyperref_cb_def = from_ascii(
266 "%% Change tracking with ulem, xcolor, hyperref and changebars: ct markup\n"
267 "\\DeclareRobustCommand{\\lyxadded}[4][]{%\n"
268 " \\texorpdfstring{\\protect\\cbstart\\mklyxadded{#4}%\n"
269 " \\protect\\cbend}{#4}%\n"
271 "\\DeclareRobustCommand{\\lyxdeleted}[4][]{%\n"
272 " \\texorpdfstring{\\protect\\cbstart\\mklyxdeleted{#4}%\n"
273 " \\protect\\cbend}{}%\n"
276 static docstring const changetracking_tikz_object_sout_def = from_ascii(
277 "%% Strike out display math and text objects with tikz\n"
278 "\\usetikzlibrary{calc}\n"
279 "\\newcommand{\\lyxobjectsout}[1]{%\n"
281 " \\color{lyxdeleted}%\n"
283 " \\node[inner sep=0pt,outer sep=0pt](lyxdelobj){#1};\n"
284 " \\draw($(lyxdelobj.south west)+(2em,.5em)$)--($(lyxdelobj.north east)-(2em,.5em)$);\n"
289 static docstring const changetracking_xcolor_ulem_object_def = from_ascii(
290 "%% Change tracking with ulem and xcolor: ct markup for complex objects\n"
291 "\\DeclareRobustCommand{\\lyxobjdeleted}[4][]{\\lyxobjectsout{#4}}\n"
292 "\\DeclareRobustCommand{\\lyxdisplayobjdeleted}[4][]{%\n"
293 " \\ifx#4\\empty\\else%\n"
294 " \\leavevmode\\\\%\n"
295 " \\lyxobjectsout{\\parbox{\\linewidth}{#4}}%\n"
298 "\\DeclareRobustCommand{\\lyxudisplayobjdeleted}[4][]{%\n"
299 " \\ifx#4\\empty\\else%\n"
300 " \\leavevmode\\\\%\n"
301 " \\raisebox{-\\belowdisplayshortskip}{%\n"
302 " \\lyxobjectsout{\\parbox[b]{\\linewidth}{#4}}}%\n"
303 " \\leavevmode\\\\%\n"
307 static docstring const changetracking_xcolor_ulem_cb_object_def = from_ascii(
308 "%% Change tracking with ulem, xcolor and changebars:ct markup for complex objects\n"
309 "\\DeclareRobustCommand{\\lyxobjdeleted}[4][]{%\n"
310 " \\protect\\cbstart\\lyxobjectsout{#4}%\n"
311 " \\protect\\cbend%\n"
313 "\\DeclareRobustCommand{\\lyxdisplayobjdeleted}[4][]{%\n"
314 " \\ifx#4\\empty\\else%\n"
315 " \\leavevmode\\\\%\n"
316 " \\protect\\cbstart%\n"
317 " \\lyxobjectsout{\\parbox{\\linewidth}{#4}}%\n"
318 " \\protect\\cbend%\n"
321 "\\DeclareRobustCommand{\\lyxudisplayobjdeleted}[4][]{%\n"
322 " \\ifx#4\\empty\\else%\n"
323 " \\leavevmode\\\\%\n"
324 " \\raisebox{-\\belowdisplayshortskip}{%\n"
325 " \\protect\\cbstart%\n"
326 " \\lyxobjectsout{\\parbox[b]{\\linewidth}{#4}}}%\n"
327 " \\protect\\cbend%\n"
328 " \\leavevmode\\\\%\n"
332 static docstring const changetracking_xcolor_ulem_hyperref_object_def = from_ascii(
333 "%% Change tracking with ulem, xcolor, and hyperref: ct markup for complex objects\n"
334 "\\DeclareRobustCommand{\\lyxobjdeleted}[4][]{\\texorpdfstring{\\lyxobjectsout{#4}}{}}\n"
335 "\\DeclareRobustCommand{\\lyxdisplayobjdeleted}[4][]{%\n"
336 " \\ifx#4\\empty\\else%\n"
337 " \\texorpdfstring{\\leavevmode\\\\\\lyxobjectsout{\\parbox{\\linewidth}{#4}}}{}%\n"
340 "\\DeclareRobustCommand{\\lyxudisplayobjdeleted}[4][]{%\n"
341 " \\ifx#4\\empty\\else%\n"
342 " \\texorpdfstring{\\leavevmode\\\\\\raisebox{-\\belowdisplayshortskip}{%\n"
343 " \\lyxobjectsout{\\parbox[b]{\\linewidth}{#4}}}}{}%\n"
344 " \\leavevmode\\\\%\n"
348 static docstring const changetracking_xcolor_ulem_hyperref_cb_object_def = from_ascii(
349 "%% Change tracking with ulem, xcolor, hyperref and changebars:\n"
350 "%% ct markup for complex objects\n"
351 "\\DeclareRobustCommand{\\lyxobjdeleted}[4][]{%\n"
352 " \\texorpdfstring{\\protect\\cbstart\\lyxobjectsout{#4}%\n"
353 " \\protect\\cbend}{}%\n"
355 "\\DeclareRobustCommand{\\lyxdisplayobjdeleted}[4][]{%\n"
356 " \\ifx#4\\empty\\else%\n"
357 " \\texorpdfstring{\\leavevmode\\\\\\protect\\cbstart%\n"
358 " \\lyxobjectsout{\\parbox{\\linewidth}{#4}}%\n"
359 " \\protect\\cbend%\n"
363 "\\DeclareRobustCommand{\\lyxudisplayobjdeleted}[4][]{%\n"
364 " \\ifx#4\\empty\\else%\n"
365 " \\texorpdfstring{\\leavevmode\\\\\\protect\\cbstart%\n"
366 " \\raisebox{-\\belowdisplayshortskip}{%\n"
367 " \\lyxobjectsout{\\parbox[b]{\\linewidth}{#4}}%\n"
369 " \\leavevmode\\\\%\n"
374 static docstring const changetracking_none_def = from_ascii(
375 "%% Change tracking: Disable markup in output\n"
376 "\\newcommand{\\lyxadded}[3]{#3}\n"
377 "\\newcommand{\\lyxdeleted}[3]{}\n"
378 "\\newcommand{\\lyxobjdeleted}[3]{}\n"
379 "\\newcommand{\\lyxdisplayobjdeleted}[3]{}\n"
380 "\\newcommand{\\lyxudisplayobjdeleted}[3]{}\n");
382 static docstring const textgreek_LGR_def = from_ascii(
383 "\\DeclareFontEncoding{LGR}{}{}\n");
384 static docstring const textgreek_def = from_ascii(
385 "\\DeclareRobustCommand{\\greektext}{%\n"
386 " \\fontencoding{LGR}\\selectfont\\def\\encodingdefault{LGR}}\n"
387 "\\DeclareRobustCommand{\\textgreek}[1]{\\leavevmode{\\greektext #1}}\n");
389 static docstring const textcyr_T2A_def = from_ascii(
390 "\\InputIfFileExists{t2aenc.def}{}{%\n"
391 " \\errmessage{File `t2aenc.def' not found: Cyrillic script not supported}}\n");
392 static docstring const textcyr_def = from_ascii(
393 "\\DeclareRobustCommand{\\cyrtext}{%\n"
394 " \\fontencoding{T2A}\\selectfont\\def\\encodingdefault{T2A}}\n"
395 "\\DeclareRobustCommand{\\textcyrillic}[1]{\\leavevmode{\\cyrtext #1}}\n");
397 static docstring const lyxmathsym_def = from_ascii(
398 "\\newcommand{\\lyxmathsym}[1]{\\ifmmode\\begingroup\\def\\b@ld{bold}\n"
399 " \\text{\\ifx\\math@version\\b@ld\\bfseries\\fi#1}\\endgroup\\else#1\\fi}\n");
401 static docstring const papersizedvi_def = from_ascii(
402 "\\special{papersize=\\the\\paperwidth,\\the\\paperheight}\n");
404 static docstring const papersizepdf_def = from_ascii(
405 "\\pdfpageheight\\paperheight\n"
406 "\\pdfpagewidth\\paperwidth\n");
408 static docstring const papersizepdflua_def = from_ascii(
409 "% Backwards compatibility for LuaTeX < 0.90\n"
410 "\\@ifundefined{pageheight}{\\let\\pageheight\\pdfpageheight}{}\n"
411 "\\@ifundefined{pagewidth}{\\let\\pagewidth\\pdfpagewidth}{}\n"
412 "\\pageheight\\paperheight\n"
413 "\\pagewidth\\paperwidth\n");
415 static docstring const cedilla_def = from_ascii(
416 "\\newcommand{\\docedilla}[2]{\\underaccent{#1\\mathchar'30}{#2}}\n"
417 "\\newcommand{\\cedilla}[1]{\\mathpalette\\docedilla{#1}}\n");
419 static docstring const subring_def = from_ascii(
420 "\\newcommand{\\dosubring}[2]{\\underaccent{#1\\mathchar'27}{#2}}\n"
421 "\\newcommand{\\subring}[1]{\\mathpalette\\dosubring{#1}}\n");
423 static docstring const subdot_def = from_ascii(
424 "\\newcommand{\\dosubdot}[2]{\\underaccent{#1.}{#2}}\n"
425 "\\newcommand{\\subdot}[1]{\\mathpalette\\dosubdot{#1}}\n");
427 static docstring const subhat_def = from_ascii(
428 "\\newcommand{\\dosubhat}[2]{\\underaccent{#1\\mathchar'136}{#2}}\n"
429 "\\newcommand{\\subhat}[1]{\\mathpalette\\dosubhat{#1}}\n");
431 static docstring const subtilde_def = from_ascii(
432 "\\newcommand{\\dosubtilde}[2]{\\underaccent{#1\\mathchar'176}{#2}}\n"
433 "\\newcommand{\\subtilde}[1]{\\mathpalette\\dosubtilde{#1}}\n");
435 static docstring const dacute_def = from_ascii(
436 "\\DeclareMathAccent{\\dacute}{\\mathalpha}{operators}{'175}\n");
438 static docstring const tipasymb_def = from_ascii(
439 "\\DeclareFontEncoding{T3}{}{}\n"
440 "\\DeclareSymbolFont{tipasymb}{T3}{cmr}{m}{n}\n");
442 static docstring const dgrave_def = from_ascii(
443 "\\DeclareMathAccent{\\dgrave}{\\mathord}{tipasymb}{'15}\n");
445 static docstring const rcap_def = from_ascii(
446 "\\DeclareMathAccent{\\rcap}{\\mathord}{tipasymb}{'20}\n");
448 static docstring const ogonek_def = from_ascii(
449 "\\newcommand{\\doogonek}[2]{\\setbox0=\\hbox{$#1#2$}\\underaccent{#1\\mkern-6mu\n"
450 " \\ifx#2O\\hskip0.5\\wd0\\else\\ifx#2U\\hskip0.5\\wd0\\else\\hskip\\wd0\\fi\\fi\n"
451 " \\ifx#2o\\mkern-2mu\\else\\ifx#2e\\mkern-1mu\\fi\\fi\n"
452 " \\mathchar\"0\\hexnumber@\\symtipasymb0C}{#2}}\n"
453 "\\newcommand{\\ogonek}[1]{\\mathpalette\\doogonek{#1}}\n");
455 static docstring const lyxaccent_def = from_ascii(
456 "%% custom text accent \\LyxTextAccent[<rise value (length)>]{<accent>}{<base>}\n"
457 "\\newcommand*{\\LyxTextAccent}[3][0ex]{%\n"
458 " \\hmode@bgroup\\ooalign{\\null#3\\crcr\\hidewidth\n"
459 " \\raise#1\\hbox{#2}\\hidewidth}\\egroup}\n"
460 "%% select a font size smaller than the current font size:\n"
461 "\\newcommand{\\LyxAccentSize}[1][\\sf@size]{%\n"
462 " \\check@mathfonts\\fontsize#1\\z@\\math@fontsfalse\\selectfont\n"
465 static docstring const textcommabelow_def = from_ascii(
466 "\\ProvideTextCommandDefault{\\textcommabelow}[1]{%%\n"
467 " \\LyxTextAccent[-.31ex]{\\LyxAccentSize,}{#1}}\n");
469 static docstring const textcommaabove_def = from_ascii(
470 "\\ProvideTextCommandDefault{\\textcommaabove}[1]{%%\n"
471 " \\LyxTextAccent[.5ex]{\\LyxAccentSize`}{#1}}\n");
473 static docstring const textcommaaboveright_def = from_ascii(
474 "\\ProvideTextCommandDefault{\\textcommaaboveright}[1]{%%\n"
475 " \\LyxTextAccent[.5ex]{\\LyxAccentSize\\ '}{#1}}\n");
477 // Baltic languages use a comma-accent instead of a cedilla
478 static docstring const textbaltic_def = from_ascii(
479 "%% use comma accent instead of cedilla for these characters:\n"
480 "\\DeclareTextCompositeCommand{\\c}{T1}{g}{\\textcommaabove{g}}\n"
481 "\\DeclareTextCompositeCommand{\\c}{T1}{G}{\\textcommabelow{G}}\n"
482 "\\DeclareTextCompositeCommand{\\c}{T1}{k}{\\textcommabelow{k}}\n"
483 "\\DeclareTextCompositeCommand{\\c}{T1}{K}{\\textcommabelow{K}}\n"
484 "\\DeclareTextCompositeCommand{\\c}{T1}{l}{\\textcommabelow{l}}\n"
485 "\\DeclareTextCompositeCommand{\\c}{T1}{L}{\\textcommabelow{L}}\n"
486 "\\DeclareTextCompositeCommand{\\c}{T1}{n}{\\textcommabelow{n}}\n"
487 "\\DeclareTextCompositeCommand{\\c}{T1}{N}{\\textcommabelow{N}}\n"
488 "\\DeclareTextCompositeCommand{\\c}{T1}{r}{\\textcommabelow{r}}\n"
489 "\\DeclareTextCompositeCommand{\\c}{T1}{R}{\\textcommabelow{R}}\n");
491 // Use cyrillic fonts to provide letter schwa in text (see #11062)
492 static docstring const textschwa_def = from_ascii(
493 "%% letter schwa missing in Latin fonts, use Cyrillic schwa\n"
494 "\\DeclareTextSymbolDefault{\\CYRSCHWA}{T2A}\n"
495 "\\DeclareTextSymbolDefault{\\cyrschwa}{T2A}\n"
496 "\\ProvideTextCommandDefault{\\textSchwa}{\\CYRSCHWA}\n"
497 "\\ProvideTextCommandDefault{\\textschwa}{\\cyrschwa}\n");
499 // split-level fractions
500 static docstring const xfrac_def = from_ascii(
501 "\\usepackage{xfrac}\n");
502 static docstring const smallLetterFrac_def = from_ascii(
503 "\\DeclareCollectionInstance{smallLetterFrac}{xfrac}{default}{text}\n"
504 " {phantom=c, scale-factor=1.0, slash-left-kern=-.05em}\n"
505 "\\DeclareCollectionInstance{smallLetterFrac}{xfrac}{lmr}{text}\n"
506 " {slash-symbol-font=ptm, phantom=c, scale-factor=1, slash-left-kern=-.05em}\n"
507 "\\DeclareCollectionInstance{smallLetterFrac}{xfrac}{lmss}{text}\n"
508 " {slash-symbol-font=ptm, phantom=c, scale-factor=1, slash-left-kern=-.05em}\n"
509 "\\DeclareCollectionInstance{smallLetterFrac}{xfrac}{cmr}{text}\n"
510 " {slash-symbol-font=ptm, phantom=c, scale-factor=1, slash-left-kern=-.05em}\n"
511 "\\DeclareCollectionInstance{smallLetterFrac}{xfrac}{cmss}{text}\n"
512 " {slash-symbol-font=ptm, phantom=c, scale-factor=1, slash-left-kern=-.05em}\n"
513 "\\newcommand{\\smallLetterFrac}[2]{%\n"
514 " {\\UseCollection{xfrac}{smallLetterFrac}\\sfrac{#1}{#2}}}\n");
516 static docstring const lyxref_def = from_ascii(
517 "\\RS@ifundefined{subsecref}\n"
518 " {\\newref{subsec}{name = \\RSsectxt}}\n"
520 "\\RS@ifundefined{thmref}\n"
521 " {\\def\\RSthmtxt{theorem~}\\newref{thm}{name = \\RSthmtxt}}\n"
523 "\\RS@ifundefined{lemref}\n"
524 " {\\def\\RSlemtxt{lemma~}\\newref{lem}{name = \\RSlemtxt}}\n"
527 // Make sure the columns are also outputed as rtl
528 static docstring const rtloutputdblcol_def = from_ascii(
529 "\\def\\@outputdblcol{%\n"
530 " \\if@firstcolumn\n"
531 " \\global \\@firstcolumnfalse\n"
532 " \\global \\setbox\\@leftcolumn \\box\\@outputbox\n"
534 " \\global \\@firstcolumntrue\n"
535 " \\setbox\\@outputbox \\vbox {%\n"
536 " \\hb@xt@\\textwidth {%\n"
537 " \\kern\\textwidth \\kern-\\columnwidth %**\n"
538 " \\hb@xt@\\columnwidth {%\n"
539 " \\box\\@leftcolumn \\hss}%\n"
540 " \\kern-\\textwidth %**\n"
542 " {\\normalcolor\\vrule \\@width\\columnseprule}%\n"
544 " \\kern-\\textwidth %**\n"
545 " \\hb@xt@\\columnwidth {%\n"
546 " \\box\\@outputbox \\hss}%\n"
547 " \\kern-\\columnwidth \\kern\\textwidth %**\n"
550 " \\@combinedblfloats\n"
553 " \\@dblfloatplacement\n"
554 " \\@startdblcolumn\n"
555 " \\@whilesw\\if@fcolmade \\fi\n"
557 " \\@startdblcolumn}%\n"
561 "\\@mparswitchtrue\n");
563 static docstring const lyxmintcaption_def = from_ascii(
564 "\\long\\def\\lyxmintcaption[#1]#2{%\n"
565 " \\ifx#1t\\vskip\\baselineskip\\fi%\n"
566 " \\refstepcounter{listing}\\noindent%\n"
567 " \\addcontentsline{lol}{listing}%\n"
568 " {\\protect\\numberline{\\thelisting}{\\ignorespaces #2}}%\n"
569 " \\setbox\\@tempboxa\\hbox{\\listingscaption~\\thelisting: #2}%\n"
570 " \\ifdim \\wd\\@tempboxa >\\linewidth%\n"
571 " \\parbox[t]{\\linewidth}{\\unhbox\\@tempboxa}\\else%\n"
572 " \\hbox to\\linewidth{\\hfil\\box\\@tempboxa\\hfil}\\fi%\n"
573 " \\ifx#1b\\vskip\\baselineskip\\fi\n"
577 /////////////////////////////////////////////////////////////////////
581 /////////////////////////////////////////////////////////////////////
583 static docstring const lyxnoun_style = from_ascii(
585 " font-variant: small-caps;\n"
589 // this is how it normally renders, but it might not always do so.
590 static docstring const lyxstrikeout_style = from_ascii(
592 " text-decoration: line-through;\n"
596 /////////////////////////////////////////////////////////////////////
600 /////////////////////////////////////////////////////////////////////
603 LaTeXFeatures::LaTeXFeatures(Buffer const & b, BufferParams const & p,
604 OutputParams const & r)
605 : buffer_(&b), params_(p), runparams_(r), in_float_(false),
606 in_deleted_inset_(false)
610 LaTeXFeatures::LangPackage LaTeXFeatures::langPackage() const
612 string const local_lp = bufferParams().lang_package;
614 // Locally, custom is just stored as a string
615 // in bufferParams().lang_package.
616 if (local_lp != "auto"
617 && local_lp != "babel"
618 && local_lp != "default"
619 && local_lp != "none")
620 return LANG_PACK_CUSTOM;
622 if (local_lp == "none")
623 return LANG_PACK_NONE;
625 /* If "auto" is selected, we load polyglossia with non-TeX fonts,
626 * else we select babel.
627 * If babel is selected (either directly or via the "auto"
628 * mechanism), we really do only require it if we have
629 * a language that needs it.
631 bool const polyglossia_required =
632 params_.useNonTeXFonts
633 && isAvailable("polyglossia")
634 && !isProvided("babel")
635 && this->hasOnlyPolyglossiaLanguages();
636 bool const babel_required =
637 !bufferParams().language->babel().empty()
638 || !this->getBabelLanguages().empty();
640 if (local_lp == "auto") {
641 // polyglossia requirement has priority over babel
642 if (polyglossia_required)
643 return LANG_PACK_POLYGLOSSIA;
644 else if (babel_required)
645 return LANG_PACK_BABEL;
648 if (local_lp == "babel") {
650 return LANG_PACK_BABEL;
653 if (local_lp == "default") {
654 switch (lyxrc.language_package_selection) {
656 // polyglossia requirement has priority over babel
657 if (polyglossia_required)
658 return LANG_PACK_POLYGLOSSIA;
659 else if (babel_required)
660 return LANG_PACK_BABEL;
662 case LyXRC::LP_BABEL:
664 return LANG_PACK_BABEL;
666 case LyXRC::LP_CUSTOM:
667 return LANG_PACK_CUSTOM;
669 return LANG_PACK_NONE;
673 return LANG_PACK_NONE;
677 void LaTeXFeatures::require(string const & name)
679 features_.insert(name);
683 void LaTeXFeatures::require(set<string> const & names)
685 features_.insert(names.begin(), names.end());
689 void LaTeXFeatures::provide(string const & name)
691 provides_.insert(name);
695 void LaTeXFeatures::useLayout(docstring const & layoutname)
697 useLayout(layoutname, 0);
701 void LaTeXFeatures::useLayout(docstring const & layoutname, int level)
703 // Some code to avoid loops in dependency definition
704 const int maxlevel = 30;
705 if (level > maxlevel) {
706 lyxerr << "LaTeXFeatures::useLayout: maximum level of "
707 << "recursion attained by layout "
708 << to_utf8(layoutname) << endl;
712 DocumentClass const & tclass = params_.documentClass();
713 if (tclass.hasLayout(layoutname)) {
714 // Is this layout already in usedLayouts?
715 if (find(usedLayouts_.begin(), usedLayouts_.end(), layoutname)
716 != usedLayouts_.end())
719 Layout const & layout = tclass[layoutname];
720 require(layout.required());
722 if (!layout.depends_on().empty()) {
723 useLayout(layout.depends_on(), level + 1);
725 usedLayouts_.push_back(layoutname);
727 lyxerr << "LaTeXFeatures::useLayout: layout `"
728 << to_utf8(layoutname) << "' does not exist in this class"
734 void LaTeXFeatures::useInsetLayout(InsetLayout const & lay)
736 docstring const & lname = lay.name();
737 DocumentClass const & tclass = params_.documentClass();
739 // this is a default inset layout, nothing useful here
740 if (!tclass.hasInsetLayout(lname))
742 // Is this layout already in usedInsetLayouts?
743 if (find(usedInsetLayouts_.begin(), usedInsetLayouts_.end(), lname)
744 != usedInsetLayouts_.end())
747 require(lay.required());
748 usedInsetLayouts_.push_back(lname);
752 bool LaTeXFeatures::isRequired(string const & name) const
754 return features_.find(name) != features_.end();
758 bool LaTeXFeatures::isProvided(string const & name) const
760 // Currently, this is only features provided by babel languages
761 // (such as textgreek)
762 if (provides_.find(name) != provides_.end())
765 if (params_.useNonTeXFonts)
766 return params_.documentClass().provides(name);
768 bool const ot1 = (params_.main_font_encoding() == "default"
769 || params_.main_font_encoding() == "OT1");
770 bool const complete = (params_.fontsSans() == "default"
771 && params_.fontsTypewriter() == "default");
772 bool const nomath = (params_.fontsMath() == "default");
773 return params_.documentClass().provides(name)
774 || theLaTeXFonts().getLaTeXFont(
775 from_ascii(params_.fontsRoman())).provides(name, ot1,
778 || theLaTeXFonts().getLaTeXFont(
779 from_ascii(params_.fontsSans())).provides(name, ot1,
782 || theLaTeXFonts().getLaTeXFont(
783 from_ascii(params_.fontsTypewriter())).provides(name, ot1,
786 || theLaTeXFonts().getLaTeXFont(
787 from_ascii(params_.fontsMath())).provides(name, ot1,
793 bool LaTeXFeatures::mustProvide(string const & name) const
795 return isRequired(name) && !isProvided(name);
799 bool LaTeXFeatures::isAvailable(string const & name)
801 string::size_type const i = name.find("->");
802 if (i != string::npos) {
803 string const from = name.substr(0,i);
804 string const to = name.substr(i+2);
805 //LYXERR0("from=[" << from << "] to=[" << to << "]");
806 return theConverters().isReachable(from, to);
808 return LaTeXPackages::isAvailable(name);
814 void addSnippet(std::list<TexString> & list, TexString ts, bool allow_dupes)
817 // test the absense of duplicates, i.e. elements with same str
818 none_of(list.begin(), list.end(), [&](TexString const & ts2){
819 return ts.str == ts2.str;
822 list.push_back(move(ts));
826 TexString getSnippets(std::list<TexString> const & list)
828 otexstringstream snip;
829 for (TexString const & ts : list)
830 snip << TexString(ts) << '\n';
831 return snip.release();
837 void LaTeXFeatures::addPreambleSnippet(TexString ts, bool allow_dupes)
839 addSnippet(preamble_snippets_, move(ts), allow_dupes);
843 void LaTeXFeatures::addPreambleSnippet(docstring const & str, bool allow_dupes)
845 addSnippet(preamble_snippets_, TexString(str), allow_dupes);
849 void LaTeXFeatures::addCSSSnippet(std::string const & snippet)
851 addSnippet(css_snippets_, TexString(from_ascii(snippet)), false);
855 TexString LaTeXFeatures::getPreambleSnippets() const
857 return getSnippets(preamble_snippets_);
861 docstring LaTeXFeatures::getCSSSnippets() const
863 return getSnippets(css_snippets_).str;
868 void LaTeXFeatures::useFloat(string const & name, bool subfloat)
870 if (!usedFloats_[name])
871 usedFloats_[name] = subfloat;
874 // We only need float.sty if we use non builtin floats, or if we
875 // use the "H" modifier. This includes modified table and
876 // figure floats. (Lgb)
877 Floating const & fl = params_.documentClass().floats().getType(name);
878 if (!fl.floattype().empty()) {
879 if (fl.usesFloatPkg())
881 if (!fl.required().empty()) {
882 vector<string> reqs = getVectorFromString(fl.required());
883 for (auto const & req : reqs)
890 void LaTeXFeatures::useLanguage(Language const * lang)
892 if (!lang->babel().empty() || !lang->polyglossia().empty())
893 UsedLanguages_.insert(lang);
894 if (!lang->required().empty())
895 require(lang->required());
896 // currently only supported for Babel
897 if (!lang->provides().empty() && useBabel())
898 provide(lang->provides());
899 // CJK languages do not have a babel name.
900 // They use the CJK package
901 if (lang->encoding()->package() == Encoding::CJK)
903 // japanese babel language is special (tied to the pLaTeX engine).
904 if (lang->encoding()->package() == Encoding::japanese)
909 void LaTeXFeatures::includeFile(docstring const & key, string const & name)
911 IncludedFiles_[key] = name;
915 bool LaTeXFeatures::hasLanguages() const
917 return !UsedLanguages_.empty();
921 bool LaTeXFeatures::hasOnlyPolyglossiaLanguages() const
923 // first the main language
924 if (params_.language->polyglossia().empty())
926 // now the secondary languages
927 LanguageList::const_iterator const begin = UsedLanguages_.begin();
928 for (LanguageList::const_iterator cit = begin;
929 cit != UsedLanguages_.end();
931 if ((*cit)->polyglossia().empty())
938 bool LaTeXFeatures::hasPolyglossiaExclusiveLanguages() const
940 // first the main language
941 if (params_.language->isPolyglossiaExclusive())
943 // now the secondary languages
944 LanguageList::const_iterator const begin = UsedLanguages_.begin();
945 for (LanguageList::const_iterator cit = begin;
946 cit != UsedLanguages_.end();
948 if ((*cit)->isPolyglossiaExclusive())
955 vector<string> LaTeXFeatures::getPolyglossiaExclusiveLanguages() const
957 vector<string> result;
958 // first the main language
959 if (params_.language->isPolyglossiaExclusive())
960 result.push_back(params_.language->display());
961 // now the secondary languages
962 LanguageList::const_iterator const begin = UsedLanguages_.begin();
963 for (LanguageList::const_iterator cit = begin;
964 cit != UsedLanguages_.end();
966 if ((*cit)->isPolyglossiaExclusive())
967 result.push_back((*cit)->display());
973 vector<string> LaTeXFeatures::getBabelExclusiveLanguages() const
975 vector<string> result;
976 // first the main language
977 if (params_.language->isBabelExclusive())
978 result.push_back(params_.language->display());
979 // now the secondary languages
980 LanguageList::const_iterator const begin = UsedLanguages_.begin();
981 for (LanguageList::const_iterator cit = begin;
982 cit != UsedLanguages_.end();
984 if ((*cit)->isBabelExclusive())
985 result.push_back((*cit)->display());
991 string LaTeXFeatures::getBabelLanguages() const
996 LanguageList::const_iterator const begin = UsedLanguages_.begin();
997 for (LanguageList::const_iterator cit = begin;
998 cit != UsedLanguages_.end();
1000 if ((*cit)->babel().empty())
1006 langs << (*cit)->babel();
1012 set<string> LaTeXFeatures::getPolyglossiaLanguages() const
1016 LanguageList::const_iterator const begin = UsedLanguages_.begin();
1017 for (LanguageList::const_iterator cit = begin;
1018 cit != UsedLanguages_.end();
1020 // We do not need the variants here
1021 langs.insert((*cit)->polyglossia());
1027 string LaTeXFeatures::getActiveChars() const
1030 // first the main language
1031 res += params_.language->activeChars();
1032 // now the secondary languages
1033 LanguageList::const_iterator const begin = UsedLanguages_.begin();
1034 for (LanguageList::const_iterator cit = begin;
1035 cit != UsedLanguages_.end(); ++cit)
1036 res += ((*cit)->activeChars());
1041 set<string> LaTeXFeatures::getEncodingSet(string const & doc_encoding) const
1043 // This does only find encodings of languages supported by babel, but
1044 // that does not matter since we don't have a language with an
1045 // encoding supported by inputenc but without babel support.
1047 for (auto const & lang : UsedLanguages_)
1048 if (lang->encoding()->latexName() != doc_encoding &&
1049 lang->encoding()->package() == Encoding::inputenc)
1050 encs.insert(lang->encoding()->latexName());
1055 void LaTeXFeatures::getFontEncodings(vector<string> & encs, bool const onlylangs) const
1058 // these must be loaded if glyphs of this script are used
1059 // unless a language providing them is used in the document
1060 if (mustProvide("textgreek")
1061 && find(encs.begin(), encs.end(), "LGR") == encs.end())
1062 encs.insert(encs.begin(), "LGR");
1063 if ((mustProvide("textcyrillic") || mustProvide("textschwa"))
1064 && find(encs.begin(), encs.end(), "T2A") == encs.end())
1065 encs.insert(encs.begin(), "T2A");
1068 for (auto const & lang : UsedLanguages_) {
1069 vector<string> extraencs =
1070 getVectorFromString(lang->fontenc(buffer().masterParams()));
1071 for (auto const & extra : extraencs) {
1072 if (extra != "none" && find(encs.begin(), encs.end(), extra) == encs.end())
1073 encs.insert(encs.begin(), extra);
1079 bool LaTeXFeatures::hasRTLLanguage() const
1081 if (params_.language->rightToLeft())
1083 for (auto const & lang : UsedLanguages_)
1084 if (lang->rightToLeft())
1092 char const * simplefeatures[] = {
1093 // note that the package order here will be the same in the LaTeX-output
1100 // subfig is handled in BufferParams.cpp
1104 /*For a successful cooperation of the `wrapfig' package with the
1105 `float' package you should load the `wrapfig' package *after*
1106 the `float' package. See the caption package documentation
1134 // listings is handled in BufferParams.cpp
1165 char const * bibliofeatures[] = {
1166 // Known bibliography packages (will be loaded before natbib)
1182 int const nb_bibliofeatures = sizeof(bibliofeatures) / sizeof(char const *);
1184 int const nb_simplefeatures = sizeof(simplefeatures) / sizeof(char const *);
1189 string const LaTeXFeatures::getColorOptions() const
1191 ostringstream colors;
1193 // Handling the color packages separately is needed to be able to load them
1194 // before babel when hyperref is loaded with the colorlinks option
1195 // for more info see Bufferparams.cpp
1198 if (mustProvide("color") || mustProvide("xcolor")) {
1199 string const package =
1200 (mustProvide("xcolor") ? "xcolor" : "color");
1201 if (params_.graphics_driver == "default"
1202 || params_.graphics_driver == "none")
1203 colors << "\\usepackage{" << package << "}\n";
1205 colors << "\\usepackage["
1206 << params_.graphics_driver
1207 << "]{" << package << "}\n";
1210 // pdfcolmk must be loaded after color
1211 if (mustProvide("pdfcolmk"))
1212 colors << "\\usepackage{pdfcolmk}\n";
1214 // the following 3 color commands must be set after color
1215 // is loaded and before pdfpages, therefore add the command
1216 // here define the set color
1217 if (mustProvide("pagecolor")) {
1218 colors << "\\definecolor{page_backgroundcolor}{rgb}{";
1219 colors << outputLaTeXColor(params_.backgroundcolor) << "}\n";
1220 // set the page color
1221 colors << "\\pagecolor{page_backgroundcolor}\n";
1224 if (mustProvide("fontcolor")) {
1225 colors << "\\definecolor{document_fontcolor}{rgb}{";
1226 colors << outputLaTeXColor(params_.fontcolor) << "}\n";
1228 colors << "\\color{document_fontcolor}\n";
1231 if (mustProvide("lyxgreyedout")) {
1232 colors << "\\definecolor{note_fontcolor}{rgb}{";
1233 colors << outputLaTeXColor(params_.notefontcolor) << "}\n";
1234 // the color will be set together with the definition of
1235 // the lyxgreyedout environment (see lyxgreyedout_def)
1238 // color for shaded boxes
1239 if (isRequired("framed") && mustProvide("color")) {
1240 colors << "\\definecolor{shadecolor}{rgb}{";
1241 colors << outputLaTeXColor(params_.boxbgcolor) << "}\n";
1242 // this color is automatically used by the LaTeX-package "framed"
1245 return colors.str();
1249 string const LaTeXFeatures::getPackageOptions() const
1251 ostringstream packageopts;
1252 // Output all the package option stuff we have been asked to do.
1253 map<string, string>::const_iterator it =
1254 params_.documentClass().packageOptions().begin();
1255 map<string, string>::const_iterator en =
1256 params_.documentClass().packageOptions().end();
1257 for (; it != en; ++it)
1258 if (mustProvide(it->first))
1259 packageopts << "\\PassOptionsToPackage{" << it->second << "}"
1260 << "{" << it->first << "}\n";
1261 return packageopts.str();
1265 string const LaTeXFeatures::getPackages() const
1267 ostringstream packages;
1269 // FIXME: currently, we can only load packages and macros known
1271 // However, with the Require tag of layouts/custom insets,
1272 // also unknown packages can be requested. They are silently
1273 // swallowed now. We should change this eventually.
1275 // These are all the 'simple' includes. i.e
1276 // packages which we just \usepackage{package}
1277 for (int i = 0; i < nb_simplefeatures; ++i) {
1278 if (mustProvide(simplefeatures[i]))
1279 packages << "\\usepackage{" << simplefeatures[i] << "}\n";
1282 // The rest of these packages are somewhat more complicated
1283 // than those above.
1285 if (mustProvide("changebar")) {
1286 packages << "\\usepackage";
1287 if (runparams_.flavor == OutputParams::LATEX
1288 || runparams_.flavor == OutputParams::DVILUATEX)
1289 packages << "[dvips]";
1290 packages << "{changebar}\n";
1293 if (mustProvide("footnote")) {
1294 if (isRequired("hyperref"))
1295 packages << "\\usepackage{footnotehyper}\n";
1297 packages << "\\usepackage{footnote}\n";
1300 // [pdf]lscape is used to rotate longtables
1301 if (mustProvide("lscape")) {
1302 if (runparams_.flavor == OutputParams::LATEX
1303 || runparams_.flavor == OutputParams::DVILUATEX)
1304 packages << "\\usepackage{lscape}\n";
1306 packages << "\\usepackage{pdflscape}\n";
1309 // The tipa package and its extensions (tipx, tone) must not
1310 // be loaded with non-TeX fonts, since fontspec includes the
1311 // respective macros
1312 if (mustProvide("tipa") && !params_.useNonTeXFonts)
1313 packages << "\\usepackage{tipa}\n";
1314 if (mustProvide("tipx") && !params_.useNonTeXFonts)
1315 packages << "\\usepackage{tipx}\n";
1316 if (mustProvide("extraipa") && !params_.useNonTeXFonts)
1317 packages << "\\usepackage{extraipa}\n";
1318 if (mustProvide("tone") && !params_.useNonTeXFonts)
1319 packages << "\\usepackage{tone}\n";
1321 // if fontspec or newtxmath is used, AMS packages have to be loaded
1322 // before fontspec (in BufferParams)
1323 string const amsPackages = loadAMSPackages();
1324 bool const ot1 = (params_.main_font_encoding() == "default"
1325 || params_.main_font_encoding() == "OT1");
1326 bool const use_newtxmath =
1327 theLaTeXFonts().getLaTeXFont(from_ascii(params_.fontsMath())).getUsedPackage(
1328 ot1, false, false) == "newtxmath";
1330 if (!params_.useNonTeXFonts && !use_newtxmath && !amsPackages.empty())
1331 packages << amsPackages;
1333 if (mustProvide("cancel") &&
1334 params_.use_package("cancel") != BufferParams::package_off)
1335 packages << "\\usepackage{cancel}\n";
1337 // marvosym and bbding both define the \Cross macro
1338 if (mustProvide("marvosym")) {
1339 if (mustProvide("bbding"))
1340 packages << "\\let\\Cross\\relax\n";
1341 packages << "\\usepackage{marvosym}\n";
1344 // accents must be loaded after amsmath
1345 if (mustProvide("accents") &&
1346 params_.use_package("accents") != BufferParams::package_off)
1347 packages << "\\usepackage{accents}\n";
1349 // mathdots must be loaded after amsmath
1350 if (mustProvide("mathdots") &&
1351 params_.use_package("mathdots") != BufferParams::package_off)
1352 packages << "\\usepackage{mathdots}\n";
1354 // yhmath must be loaded after amsmath
1355 if (mustProvide("yhmath") &&
1356 params_.use_package("yhmath") != BufferParams::package_off)
1357 packages << "\\usepackage{yhmath}\n";
1359 // stmaryrd must be loaded after amsmath
1360 if (mustProvide("stmaryrd") &&
1361 params_.use_package("stmaryrd") != BufferParams::package_off)
1362 packages << "\\usepackage{stmaryrd}\n";
1364 if (mustProvide("stackrel") &&
1365 params_.use_package("stackrel") != BufferParams::package_off)
1366 packages << "\\usepackage{stackrel}\n";
1368 if (mustProvide("undertilde") &&
1369 params_.use_package("undertilde") != BufferParams::package_off)
1370 packages << "\\usepackage{undertilde}\n";
1372 // [x]color and pdfcolmk are handled in getColorOptions() above
1375 if (isRequired("makeidx") || isRequired("splitidx")) {
1376 if (!isProvided("makeidx") && !isRequired("splitidx"))
1377 packages << "\\usepackage{makeidx}\n";
1378 if (mustProvide("splitidx"))
1379 packages << "\\usepackage{splitidx}\n";
1380 packages << "\\makeindex\n";
1384 if (mustProvide("graphicx") && params_.graphics_driver != "none") {
1385 if (params_.graphics_driver == "default")
1386 packages << "\\usepackage{graphicx}\n";
1388 packages << "\\usepackage["
1389 << params_.graphics_driver
1393 // These must be loaded after graphicx, since they try
1394 // to load graphicx without options
1395 if (mustProvide("rotating"))
1396 packages << "\\usepackage{rotating}\n";
1397 if (mustProvide("rotfloat"))
1398 packages << "\\usepackage{rotfloat}\n";
1399 // and this must be loaded after rotating
1400 if (mustProvide("tablefootnote"))
1401 packages << "\\usepackage{tablefootnote}\n";
1403 // lyxskak.sty --- newer chess support based on skak.sty
1404 if (mustProvide("chess"))
1405 packages << "\\usepackage[ps,mover]{lyxskak}\n";
1408 if (mustProvide("setspace") && !isProvided("SetSpace"))
1409 packages << "\\usepackage{setspace}\n";
1411 // we need to assure that mhchem is loaded before esint and every other
1412 // package that redefines command of amsmath because mhchem loads amlatex
1413 // (this info is from the author of mhchem from June 2013)
1414 if (mustProvide("mhchem") &&
1415 params_.use_package("mhchem") != BufferParams::package_off)
1416 packages << "\\PassOptionsToPackage{version=3}{mhchem}\n"
1417 "\\usepackage{mhchem}\n";
1419 // wasysym is a simple feature, but it must be after amsmath if both
1421 // wasysym redefines some integrals (e.g. iint) from amsmath. That
1422 // leads to inconsistent integrals. We only load this package if
1423 // the document does not contain integrals (then isRequired("esint")
1424 // is false) or if esint is used, since esint redefines all relevant
1425 // integral symbols from wasysym and amsmath.
1426 // See http://www.lyx.org/trac/ticket/1942
1427 if (mustProvide("wasysym") &&
1428 params_.use_package("wasysym") != BufferParams::package_off &&
1429 (params_.use_package("esint") != BufferParams::package_off || !isRequired("esint")))
1430 packages << "\\usepackage{wasysym}\n";
1432 // esint must be after amsmath (and packages requiring amsmath, like mhchem)
1433 // and wasysym, since it will redeclare inconsistent integral symbols
1434 if (mustProvide("esint") &&
1435 params_.use_package("esint") != BufferParams::package_off)
1436 packages << "\\usepackage{esint}\n";
1438 // Known bibliography packages (simple \usepackage{package})
1439 for (int i = 0; i < nb_bibliofeatures; ++i) {
1440 if (mustProvide(bibliofeatures[i]))
1441 packages << "\\usepackage{"
1442 << bibliofeatures[i] << "}\n";
1445 // Compatibility between achicago and natbib
1446 if (mustProvide("achicago") && mustProvide("natbib"))
1447 packages << "\\let\\achicagobib\\thebibliography\n";
1450 // Some classes load natbib themselves, but still allow (or even require)
1451 // plain numeric citations (ReVTeX is such a case, see bug 5182).
1452 // This special case is indicated by the "natbib-internal" key.
1453 if (mustProvide("natbib")
1454 && !isProvided("natbib-internal")
1455 && !isProvided("biblatex")
1456 && !isProvided("biblatex-natbib")
1457 && !isProvided("jurabib")) {
1458 packages << "\\usepackage[";
1459 if (params_.citeEngineType() == ENGINE_TYPE_NUMERICAL)
1460 packages << "numbers";
1462 packages << "authoryear";
1463 if (!params_.biblio_opts.empty())
1464 packages << ',' << params_.biblio_opts;
1465 packages << "]{natbib}\n";
1468 // Compatibility between achicago and natbib
1469 if (mustProvide("achicago") && mustProvide("natbib")) {
1470 packages << "\\let\\thebibliography\\achicagobib\n";
1471 packages << "\\let\\SCcite\\astroncite\n";
1472 packages << "\\let\\UnexpandableProtect\\protect\n";
1475 // jurabib -- we need version 0.6 at least.
1476 if (mustProvide("jurabib")
1477 && !isProvided("natbib-internal")
1478 && !isProvided("natbib")
1479 && !isProvided("biblatex")
1480 && !isProvided("biblatex-natbib")) {
1481 packages << "\\usepackage";
1482 if (!params_.biblio_opts.empty())
1483 packages << '[' << params_.biblio_opts << ']';
1484 packages << "{jurabib}[2004/01/25]\n";
1487 // opcit -- we pass custombst as we output \bibliographystyle ourselves
1488 if (mustProvide("opcit")) {
1489 if (isRequired("hyperref"))
1490 packages << "\\usepackage[custombst,hyperref]{opcit}\n";
1492 packages << "\\usepackage[custombst]{opcit}\n";
1495 // xargs -- we need version 1.09 at least
1496 if (mustProvide("xargs"))
1497 packages << "\\usepackage{xargs}[2008/03/08]\n";
1499 if (mustProvide("xy"))
1500 packages << "\\usepackage[all]{xy}\n";
1502 if (mustProvide("feyn"))
1503 packages << "\\usepackage{feyn}\n"; //Diagram
1505 if (mustProvide("ulem"))
1506 packages << "\\PassOptionsToPackage{normalem}{ulem}\n"
1507 "\\usepackage{ulem}\n";
1509 if (mustProvide("nomencl")) {
1510 // Make it work with the new and old version of the package,
1511 // but don't use the compatibility option since it is
1512 // incompatible to other packages.
1513 packages << "\\usepackage{nomencl}\n"
1514 "% the following is useful when we have the old nomencl.sty package\n"
1515 "\\providecommand{\\printnomenclature}{\\printglossary}\n"
1516 "\\providecommand{\\makenomenclature}{\\makeglossary}\n"
1517 "\\makenomenclature\n";
1520 // fixltx2e provides subscript
1521 if (mustProvide("subscript") && !isRequired("fixltx2e"))
1522 packages << "\\usepackage{subscript}\n";
1524 // footmisc must be loaded after setspace
1525 // Set options here, load the package after the user preamble to
1526 // avoid problems with manual loaded footmisc.
1527 if (mustProvide("footmisc"))
1528 packages << "\\PassOptionsToPackage{stable}{footmisc}\n";
1530 if (mustProvide("microtype")){
1531 packages << "\\usepackage{microtype}\n";
1534 return packages.str();
1538 TexString LaTeXFeatures::getMacros() const
1540 otexstringstream macros;
1542 if (!preamble_snippets_.empty()) {
1544 macros << getPreambleSnippets();
1547 if (mustProvide("xetexdashbreakstate"))
1548 macros << "\\XeTeXdashbreakstate 0" << '\n';
1550 if (mustProvide("papersize")) {
1551 if (runparams_.flavor == OutputParams::LATEX
1552 || runparams_.flavor == OutputParams::DVILUATEX)
1553 macros << papersizedvi_def << '\n';
1554 else if (runparams_.flavor == OutputParams::LUATEX)
1555 macros << papersizepdflua_def << '\n';
1557 macros << papersizepdf_def << '\n';
1560 if (mustProvide("LyX")) {
1561 macros << "\\providecommand{\\LyX}";
1562 // open conditional wrappers
1563 if (runparams_.use_polyglossia && hasRTLLanguage())
1564 macros << "{\\@ensure@LTR";
1565 if (isRequired("hyperref"))
1566 macros << "{\\texorpdfstring";
1568 macros << "{\\ensureascii";
1571 // close conditional wrappers
1574 if (isRequired("hyperref"))
1576 if (runparams_.use_polyglossia && hasRTLLanguage())
1581 if (mustProvide("noun"))
1582 macros << noun_def << '\n';
1584 if (mustProvide("lyxarrow"))
1585 macros << lyxarrow_def << '\n';
1587 if (mustProvide("lyxzerowidthspace"))
1588 macros << lyxZWSP_def << '\n';
1590 if (!usePolyglossia() && mustProvide("textgreek")) {
1591 // ensure LGR font encoding is defined also if fontenc is not loaded by LyX
1592 if (params_.main_font_encoding() == "default")
1593 macros << textgreek_LGR_def;
1594 macros << textgreek_def << '\n';
1597 if (!usePolyglossia() && mustProvide("textcyrillic")) {
1598 // ensure T2A font encoding is set up also if fontenc is not loaded by LyX
1599 if (params_.main_font_encoding() == "default")
1600 macros << textcyr_T2A_def;
1601 macros << textcyr_def << '\n';
1604 // non-standard text accents:
1605 if (mustProvide("textcommaabove") || mustProvide("textcommaaboveright") ||
1606 mustProvide("textcommabelow") || mustProvide("textbaltic"))
1607 macros << lyxaccent_def;
1609 if (mustProvide("textcommabelow") || mustProvide("textbaltic"))
1610 macros << textcommabelow_def << '\n';
1612 if (mustProvide("textcommaabove") || mustProvide("textbaltic"))
1613 macros << textcommaabove_def << '\n';
1615 if (mustProvide("textcommaaboveright"))
1616 macros << textcommaaboveright_def << '\n';
1618 if (mustProvide("textbaltic"))
1619 macros << textbaltic_def << '\n';
1621 if (mustProvide("textschwa"))
1622 macros << textschwa_def << '\n';
1624 // split-level fractions
1625 if (mustProvide("xfrac") || mustProvide("smallLetterFrac"))
1626 macros << xfrac_def << '\n';
1628 if (mustProvide("smallLetterFrac"))
1629 macros << smallLetterFrac_def << '\n';
1631 if (mustProvide("lyxmathsym"))
1632 macros << lyxmathsym_def << '\n';
1634 if (mustProvide("cedilla"))
1635 macros << cedilla_def << '\n';
1637 if (mustProvide("subring"))
1638 macros << subring_def << '\n';
1640 if (mustProvide("subdot"))
1641 macros << subdot_def << '\n';
1643 if (mustProvide("subhat"))
1644 macros << subhat_def << '\n';
1646 if (mustProvide("subtilde"))
1647 macros << subtilde_def << '\n';
1649 if (mustProvide("dacute"))
1650 macros << dacute_def << '\n';
1652 if (mustProvide("tipasymb"))
1653 macros << tipasymb_def << '\n';
1655 if (mustProvide("dgrave"))
1656 macros << dgrave_def << '\n';
1658 if (mustProvide("rcap"))
1659 macros << rcap_def << '\n';
1661 if (mustProvide("ogonek"))
1662 macros << ogonek_def << '\n';
1665 if (mustProvide("quotesinglbase"))
1666 macros << quotesinglbase_def << '\n';
1667 if (mustProvide("quotedblbase"))
1668 macros << quotedblbase_def << '\n';
1669 if (mustProvide("guilsinglleft"))
1670 macros << guilsinglleft_def << '\n';
1671 if (mustProvide("guilsinglright"))
1672 macros << guilsinglright_def << '\n';
1673 if (mustProvide("guillemotleft"))
1674 macros << guillemotleft_def << '\n';
1675 if (mustProvide("guillemotright"))
1676 macros << guillemotright_def << '\n';
1677 if (mustProvide("textquotedbl"))
1678 macros << textquotedbl_def << '\n';
1679 if (mustProvide("textquotesinglep")) {
1680 if (runparams_.flavor == OutputParams::XETEX)
1681 macros << textquotesinglep_xetex_def << '\n';
1683 macros << textquotesinglep_luatex_def << '\n';
1685 if (mustProvide("textquotedblp")) {
1686 if (runparams_.flavor == OutputParams::XETEX)
1687 macros << textquotedblp_xetex_def << '\n';
1689 macros << textquotedblp_luatex_def << '\n';
1693 if (mustProvide("binom") && !isRequired("amsmath"))
1694 macros << binom_def << '\n';
1695 if (mustProvide("mathcircumflex"))
1696 macros << mathcircumflex_def << '\n';
1699 if (mustProvide("ParagraphLeftIndent"))
1700 macros << paragraphleftindent_def;
1701 if (mustProvide("NeedLyXFootnoteCode"))
1702 macros << floatingfootnote_def;
1704 // some problems with tex->html converters
1705 if (mustProvide("NeedTabularnewline"))
1706 macros << tabularnewline_def;
1708 // greyed-out environment (note inset)
1709 // the color is specified in the routine
1710 // getColorOptions() to avoid LaTeX-package clashes
1711 if (mustProvide("lyxgreyedout")) {
1712 // We need different version for RTL (#8647)
1713 if (hasRTLLanguage()) {
1714 if (runparams_.flavor == OutputParams::LUATEX)
1716 macros << lyxgreyedout_luartl_babel_def;
1718 macros << lyxgreyedout_luartl_def;
1720 macros << lyxgreyedout_rtl_def;
1722 macros << lyxgreyedout_def;
1725 if (mustProvide("lyxdot"))
1726 macros << lyxdot_def << '\n';
1729 getFloatDefinitions(macros);
1731 if (mustProvide("refstyle"))
1732 macros << lyxref_def << '\n';
1735 if (mustProvide("ct-xcolor-ulem")) {
1736 streamsize const prec = macros.os().precision(2);
1738 RGBColor cadd = rgbFromHexName(lcolor.getX11Name(Color_addedtext));
1739 macros << "\\providecolor{lyxadded}{rgb}{"
1740 << cadd.r / 255.0 << ',' << cadd.g / 255.0 << ',' << cadd.b / 255.0 << "}\n";
1742 RGBColor cdel = rgbFromHexName(lcolor.getX11Name(Color_deletedtext));
1743 macros << "\\providecolor{lyxdeleted}{rgb}{"
1744 << cdel.r / 255.0 << ',' << cdel.g / 255.0 << ',' << cdel.b / 255.0 << "}\n";
1746 macros.os().precision(prec);
1748 macros << changetracking_xcolor_ulem_base_def;
1750 if (isRequired("changebar")) {
1751 if (isRequired("hyperref"))
1752 macros << changetracking_xcolor_ulem_hyperref_cb_def;
1754 macros << changetracking_xcolor_ulem_cb_def;
1756 if (isRequired("hyperref"))
1757 macros << changetracking_xcolor_ulem_hyperref_def;
1759 macros << changetracking_xcolor_ulem_def;
1763 if (mustProvide("ct-tikz-object-sout")) {
1764 if (!mustProvide("ct-xcolor-ulem")) {
1765 streamsize const prec = macros.os().precision(2);
1767 RGBColor cadd = rgbFromHexName(lcolor.getX11Name(Color_addedtext));
1768 macros << "\\providecolor{lyxadded}{rgb}{"
1769 << cadd.r / 255.0 << ',' << cadd.g / 255.0 << ',' << cadd.b / 255.0 << "}\n";
1771 RGBColor cdel = rgbFromHexName(lcolor.getX11Name(Color_deletedtext));
1772 macros << "\\providecolor{lyxdeleted}{rgb}{"
1773 << cdel.r / 255.0 << ',' << cdel.g / 255.0 << ',' << cdel.b / 255.0 << "}\n";
1775 macros.os().precision(prec);
1778 macros << changetracking_tikz_object_sout_def;
1780 if (isRequired("changebar")) {
1781 if (isRequired("hyperref"))
1782 macros << changetracking_xcolor_ulem_hyperref_cb_object_def;
1784 macros << changetracking_xcolor_ulem_cb_object_def;
1786 if (isRequired("hyperref"))
1787 macros << changetracking_xcolor_ulem_hyperref_object_def;
1789 macros << changetracking_xcolor_ulem_object_def;
1793 if (mustProvide("ct-none"))
1794 macros << changetracking_none_def;
1796 if (mustProvide("rtloutputdblcol"))
1797 macros << rtloutputdblcol_def;
1799 if (mustProvide("lyxmintcaption"))
1800 macros << lyxmintcaption_def;
1802 return macros.release();
1806 docstring const LaTeXFeatures::getBabelPresettings() const
1808 odocstringstream tmp;
1810 for (Language const * lang : UsedLanguages_)
1811 if (!lang->babel_presettings().empty())
1812 tmp << lang->babel_presettings() << '\n';
1813 if (!params_.language->babel_presettings().empty())
1814 tmp << params_.language->babel_presettings() << '\n';
1816 if (!contains(tmp.str(), '@'))
1819 return "\\makeatletter\n" + tmp.str() + "\\makeatother\n";
1823 docstring const LaTeXFeatures::getBabelPostsettings() const
1825 odocstringstream tmp;
1827 for (Language const * lang : UsedLanguages_)
1828 if (!lang->babel_postsettings().empty())
1829 tmp << lang->babel_postsettings() << '\n';
1830 if (!params_.language->babel_postsettings().empty())
1831 tmp << params_.language->babel_postsettings() << '\n';
1833 if (!contains(tmp.str(), '@'))
1836 return "\\makeatletter\n" + tmp.str() + "\\makeatother\n";
1840 string const LaTeXFeatures::loadAMSPackages() const
1844 if (mustProvide("amsmath")
1845 && params_.use_package("amsmath") != BufferParams::package_off) {
1846 tmp << "\\usepackage{amsmath}\n";
1848 // amsbsy and amstext are already provided by amsmath
1849 if (mustProvide("amsbsy"))
1850 tmp << "\\usepackage{amsbsy}\n";
1851 if (mustProvide("amstext"))
1852 tmp << "\\usepackage{amstext}\n";
1855 if (mustProvide("amsthm"))
1856 tmp << "\\usepackage{amsthm}\n";
1858 if (mustProvide("amssymb")
1859 && params_.use_package("amssymb") != BufferParams::package_off)
1860 tmp << "\\usepackage{amssymb}\n";
1866 docstring const LaTeXFeatures::getTClassPreamble() const
1868 // the text class specific preamble
1869 DocumentClass const & tclass = params_.documentClass();
1870 odocstringstream tcpreamble;
1872 tcpreamble << tclass.preamble();
1874 list<docstring>::const_iterator cit = usedLayouts_.begin();
1875 list<docstring>::const_iterator end = usedLayouts_.end();
1876 for (; cit != end; ++cit)
1877 // For InPreamble layouts, we output the preamble stuff earlier
1878 // (before the layouts). See Paragraph::Private::validate.
1879 if (!tclass[*cit].inpreamble)
1880 tcpreamble << tclass[*cit].preamble();
1882 cit = usedInsetLayouts_.begin();
1883 end = usedInsetLayouts_.end();
1884 TextClass::InsetLayouts const & ils = tclass.insetLayouts();
1885 for (; cit != end; ++cit) {
1886 TextClass::InsetLayouts::const_iterator it = ils.find(*cit);
1887 if (it == ils.end())
1889 tcpreamble << it->second.preamble();
1892 return tcpreamble.str();
1896 docstring const LaTeXFeatures::getTClassHTMLPreamble() const
1898 DocumentClass const & tclass = params_.documentClass();
1899 odocstringstream tcpreamble;
1901 tcpreamble << tclass.htmlpreamble();
1903 list<docstring>::const_iterator cit = usedLayouts_.begin();
1904 list<docstring>::const_iterator end = usedLayouts_.end();
1905 for (; cit != end; ++cit)
1906 tcpreamble << tclass[*cit].htmlpreamble();
1908 cit = usedInsetLayouts_.begin();
1909 end = usedInsetLayouts_.end();
1910 TextClass::InsetLayouts const & ils = tclass.insetLayouts();
1911 for (; cit != end; ++cit) {
1912 TextClass::InsetLayouts::const_iterator it = ils.find(*cit);
1913 if (it == ils.end())
1915 tcpreamble << it->second.htmlpreamble();
1918 return tcpreamble.str();
1922 docstring const LaTeXFeatures::getTClassHTMLStyles() const
1924 DocumentClass const & tclass = params_.documentClass();
1925 odocstringstream tcpreamble;
1927 if (mustProvide("noun"))
1928 tcpreamble << lyxnoun_style;
1929 // this isn't exact, but it won't hurt that much if it
1931 if (mustProvide("ulem"))
1932 tcpreamble << lyxstrikeout_style;
1934 tcpreamble << tclass.htmlstyles();
1936 list<docstring>::const_iterator cit = usedLayouts_.begin();
1937 list<docstring>::const_iterator end = usedLayouts_.end();
1938 for (; cit != end; ++cit)
1939 tcpreamble << tclass[*cit].htmlstyle();
1941 cit = usedInsetLayouts_.begin();
1942 end = usedInsetLayouts_.end();
1943 TextClass::InsetLayouts const & ils = tclass.insetLayouts();
1944 for (; cit != end; ++cit) {
1945 TextClass::InsetLayouts::const_iterator it = ils.find(*cit);
1946 if (it == ils.end())
1948 tcpreamble << it->second.htmlstyle();
1951 return tcpreamble.str();
1957 docstring const getFloatI18nPreamble(docstring const & type,
1958 docstring const & name, Language const * lang,
1959 Encoding const & enc, bool const polyglossia)
1961 // Check whether name can be encoded in the buffer encoding
1962 bool encodable = true;
1963 for (size_t i = 0; i < name.size(); ++i) {
1964 if (!enc.encodable(name[i])) {
1970 docstring const language = polyglossia ? from_ascii(lang->polyglossia())
1971 : from_ascii(lang->babel());
1972 docstring const langenc = from_ascii(lang->encoding()->iconvName());
1973 docstring const texenc = from_ascii(lang->encoding()->latexName());
1974 docstring const bufenc = from_ascii(enc.iconvName());
1975 docstring const s1 = docstring(1, 0xF0000);
1976 docstring const s2 = docstring(1, 0xF0001);
1977 docstring const translated = encodable ? name
1978 : from_ascii("\\inputencoding{") + texenc + from_ascii("}")
1979 + s1 + langenc + s2 + name + s1 + bufenc + s2;
1981 odocstringstream os;
1982 os << "\\addto\\captions" << language
1983 << "{\\renewcommand{\\" << type << "name}{" << translated << "}}\n";
1988 docstring const i18npreamble(docstring const & templ, Language const * lang,
1989 Encoding const & enc, bool const polyglossia,
1990 bool const need_fixedwidth)
1995 string preamble = polyglossia ?
1996 subst(to_utf8(templ), "$$lang", lang->polyglossia()) :
1997 subst(to_utf8(templ), "$$lang", lang->babel());
1999 string const langenc = lang->encoding()->iconvName();
2000 string const texenc = lang->encoding()->latexName();
2001 string const bufenc = enc.iconvName();
2002 Encoding const * testenc(&enc);
2003 bool lang_fallback = false;
2004 bool ascii_fallback = false;
2005 if (need_fixedwidth && !enc.hasFixedWidth()) {
2006 if (lang->encoding()->hasFixedWidth()) {
2007 testenc = lang->encoding();
2008 lang_fallback = true;
2010 // We need a fixed width encoding, but both the buffer
2011 // encoding and the language encoding are variable
2012 // width. As a last fallback, try to convert to pure
2013 // ASCII using the LaTeX commands defined in unicodesymbols.
2014 testenc = encodings.fromLyXName("ascii");
2017 ascii_fallback = true;
2020 // First and second character of plane 15 (Private Use Area)
2021 string const s1 = "\xf3\xb0\x80\x80"; // U+F0000
2022 string const s2 = "\xf3\xb0\x80\x81"; // U+F0001
2024 // lyx::regex is not unicode-safe.
2025 // Should use QRegExp or (boost::u32regex, but that requires ICU)
2026 static regex const reg("_\\(([^\\)]+)\\)");
2028 while (regex_search(preamble, sub, reg)) {
2029 string const key = sub.str(1);
2030 docstring const name = lang->translateLayout(key);
2031 // Check whether name can be encoded in the buffer encoding
2032 bool encodable = true;
2033 for (size_t i = 0; i < name.size() && encodable; ++i)
2034 if (!testenc->encodable(name[i]))
2037 if (encodable && !lang_fallback)
2038 translated = to_utf8(name);
2039 else if (ascii_fallback)
2040 translated = to_ascii(testenc->latexString(name).first);
2042 translated = "\\inputencoding{" + texenc + "}"
2043 + s1 + langenc + s2 + to_utf8(name)
2045 preamble = subst(preamble, sub.str(), translated);
2047 return from_utf8(preamble);
2053 docstring const LaTeXFeatures::getTClassI18nPreamble(bool use_babel,
2054 bool use_polyglossia, bool use_minted) const
2056 DocumentClass const & tclass = params_.documentClass();
2057 // collect preamble snippets in a set to prevent multiple identical
2058 // commands (would happen if e.g. both theorem and theorem* are used)
2059 set<docstring> snippets;
2060 typedef LanguageList::const_iterator lang_it;
2061 lang_it const lbeg = UsedLanguages_.begin();
2062 lang_it const lend = UsedLanguages_.end();
2063 list<docstring>::const_iterator cit = usedLayouts_.begin();
2064 list<docstring>::const_iterator end = usedLayouts_.end();
2065 for (; cit != end; ++cit) {
2066 // language dependent commands (once per document)
2067 snippets.insert(i18npreamble(tclass[*cit].langpreamble(),
2068 buffer().language(),
2069 buffer().params().encoding(),
2070 use_polyglossia, false));
2071 // commands for language changing (for multilanguage documents)
2072 if ((use_babel || use_polyglossia) && !UsedLanguages_.empty()) {
2073 snippets.insert(i18npreamble(
2074 tclass[*cit].babelpreamble(),
2075 buffer().language(),
2076 buffer().params().encoding(),
2077 use_polyglossia, false));
2078 for (lang_it lit = lbeg; lit != lend; ++lit)
2079 snippets.insert(i18npreamble(
2080 tclass[*cit].babelpreamble(),
2082 buffer().params().encoding(),
2083 use_polyglossia, false));
2086 if ((use_babel || use_polyglossia) && !UsedLanguages_.empty()) {
2087 FloatList const & floats = params_.documentClass().floats();
2088 UsedFloats::const_iterator fit = usedFloats_.begin();
2089 UsedFloats::const_iterator fend = usedFloats_.end();
2090 for (; fit != fend; ++fit) {
2091 Floating const & fl = floats.getType(fit->first);
2092 // we assume builtin floats are translated
2093 if (fl.isPredefined())
2095 docstring const type = from_ascii(fl.floattype());
2096 docstring const flname = from_utf8(fl.name());
2097 docstring name = buffer().language()->translateLayout(fl.name());
2098 // only request translation if we have a real translation
2099 // (that differs from the source)
2101 snippets.insert(getFloatI18nPreamble(
2102 type, name, buffer().language(),
2103 buffer().params().encoding(),
2105 for (lang_it lit = lbeg; lit != lend; ++lit) {
2106 string const code = (*lit)->code();
2107 name = (*lit)->translateLayout(fl.name());
2108 // we assume we have a suitable translation if
2109 // either the language is English (we need to
2110 // translate into English if English is a secondary
2111 // language) or if translateIfPossible returns
2112 // something different to the English source.
2113 bool const have_translation =
2114 (flname != name || contains(code, "en"));
2115 if (have_translation)
2116 snippets.insert(getFloatI18nPreamble(
2118 buffer().params().encoding(),
2124 cit = usedInsetLayouts_.begin();
2125 end = usedInsetLayouts_.end();
2126 TextClass::InsetLayouts const & ils = tclass.insetLayouts();
2127 for (; cit != end; ++cit) {
2128 TextClass::InsetLayouts::const_iterator it = ils.find(*cit);
2129 if (it == ils.end())
2131 // The listings package does not work with variable width
2132 // encodings, only with fixed width encodings. Therefore we
2133 // need to force a fixed width encoding for
2134 // \lstlistlistingname and \lstlistingname (bug 9382).
2135 // This needs to be consistent with InsetListings::latex()
2136 // rsp. InsetListings::forcedEncoding().
2137 bool const need_fixedwidth = !use_minted &&
2138 !runparams_.isFullUnicode() &&
2139 buffer().params().encoding().package() != Encoding::japanese &&
2140 it->second.fixedwidthpreambleencoding();
2141 // language dependent commands (once per document)
2142 snippets.insert(i18npreamble(it->second.langpreamble(),
2143 buffer().language(),
2144 buffer().params().encoding(),
2145 use_polyglossia, need_fixedwidth));
2146 // commands for language changing (for multilanguage documents)
2147 if ((use_babel || use_polyglossia) && !UsedLanguages_.empty()) {
2148 snippets.insert(i18npreamble(
2149 it->second.babelpreamble(),
2150 buffer().language(),
2151 buffer().params().encoding(),
2152 use_polyglossia, need_fixedwidth));
2153 for (lang_it lit = lbeg; lit != lend; ++lit)
2154 snippets.insert(i18npreamble(
2155 it->second.babelpreamble(),
2157 buffer().params().encoding(),
2158 use_polyglossia, need_fixedwidth));
2162 odocstringstream tcpreamble;
2163 set<docstring>::const_iterator const send = snippets.end();
2164 set<docstring>::const_iterator it = snippets.begin();
2165 for (; it != send; ++it)
2167 return tcpreamble.str();
2171 docstring const LaTeXFeatures::getLyXSGMLEntities() const
2173 // Definition of entities used in the document that are LyX related.
2174 odocstringstream entities;
2176 if (mustProvide("lyxarrow")) {
2177 entities << "<!ENTITY lyxarrow \"->\">" << '\n';
2180 return entities.str();
2184 docstring const LaTeXFeatures::getIncludedFiles(string const & fname) const
2186 odocstringstream sgmlpreamble;
2188 docstring const basename(from_utf8(onlyPath(fname)));
2190 FileMap::const_iterator end = IncludedFiles_.end();
2191 for (FileMap::const_iterator fi = IncludedFiles_.begin();
2194 sgmlpreamble << "\n<!ENTITY " << fi->first
2195 << (isSGMLFileName(fi->second) ? " SYSTEM \"" : " \"")
2196 << makeRelPath(from_utf8(fi->second), basename) << "\">";
2198 return sgmlpreamble.str();
2202 void LaTeXFeatures::showStruct() const
2204 lyxerr << "LyX needs the following commands when LaTeXing:"
2205 << "\n***** Packages:" << getPackages()
2206 << "\n***** Macros:" << to_utf8(getMacros().str)
2207 << "\n***** Textclass stuff:" << to_utf8(getTClassPreamble())
2208 << "\n***** done." << endl;
2212 Buffer const & LaTeXFeatures::buffer() const
2218 void LaTeXFeatures::setBuffer(Buffer const & buffer)
2224 BufferParams const & LaTeXFeatures::bufferParams() const
2230 void LaTeXFeatures::getFloatDefinitions(otexstream & os) const
2232 FloatList const & floats = params_.documentClass().floats();
2234 // Here we will output the code to create the needed float styles.
2235 // We will try to do this as minimal as possible.
2236 // \floatstyle{ruled}
2237 // \newfloat{algorithm}{htbp}{loa}
2238 // \providecommand{\algorithmname}{Algorithm}
2239 // \floatname{algorithm}{\protect\algorithmname}
2240 UsedFloats::const_iterator cit = usedFloats_.begin();
2241 UsedFloats::const_iterator end = usedFloats_.end();
2242 for (; cit != end; ++cit) {
2243 Floating const & fl = floats.getType(cit->first);
2245 // For builtin floats we do nothing.
2246 if (fl.isPredefined())
2249 // We have to special case "table" and "figure"
2250 if (fl.floattype() == "tabular" || fl.floattype() == "figure") {
2251 // Output code to modify "table" or "figure"
2252 // but only if builtin == false
2253 // and that have to be true at this point in the
2255 docstring const type = from_ascii(fl.floattype());
2256 docstring const placement = from_ascii(fl.placement());
2257 docstring const style = from_ascii(fl.style());
2258 if (!style.empty()) {
2259 os << "\\floatstyle{" << style << "}\n"
2260 << "\\restylefloat{" << type << "}\n";
2262 if (!placement.empty()) {
2263 os << "\\floatplacement{" << type << "}{"
2264 << placement << "}\n";
2267 // The other non builtin floats.
2269 docstring const type = from_ascii(fl.floattype());
2270 docstring const placement = from_ascii(fl.placement());
2271 docstring const ext = from_ascii(fl.ext());
2272 docstring const within = from_ascii(fl.within());
2273 docstring const style = from_ascii(fl.style());
2274 docstring const name =
2275 buffer().language()->translateLayout(fl.name());
2276 os << "\\floatstyle{" << style << "}\n"
2277 << "\\newfloat{" << type << "}{" << placement
2278 << "}{" << ext << '}';
2279 if (!within.empty())
2280 os << '[' << within << ']';
2282 << "\\providecommand{\\" << type << "name}{"
2284 << "\\floatname{" << type << "}{\\protect\\"
2285 << type << "name}\n";
2287 // What missing here is to code to minimalize the code
2288 // output so that the same floatstyle will not be
2289 // used several times, when the same style is still in
2293 // The subfig package is loaded later
2294 os << "\n\\AtBeginDocument{\\newsubfloat{" << from_ascii(fl.floattype()) << "}}\n";
2299 void LaTeXFeatures::resolveAlternatives()
2301 for (Features::iterator it = features_.begin(); it != features_.end();) {
2302 if (contains(*it, '|')) {
2303 vector<string> const alternatives = getVectorFromString(*it, "|");
2304 vector<string>::const_iterator const end = alternatives.end();
2305 vector<string>::const_iterator ita = alternatives.begin();
2306 // Is any alternative already required? => use that
2307 for (; ita != end; ++ita) {
2308 if (isRequired(*ita))
2311 // Is any alternative available? => use the first one
2314 for (ita = alternatives.begin(); ita != end; ++ita) {
2315 if (isAvailable(*ita)) {
2321 // This will not work, but not requiring something
2322 // would be more confusing
2324 require(alternatives.front());
2325 features_.erase(it);
2326 it = features_.begin();
2333 void LaTeXFeatures::expandMultiples()
2335 for (Features::iterator it = features_.begin(); it != features_.end();) {
2336 if (contains(*it, ',')) {
2337 vector<string> const multiples = getVectorFromString(*it, ",");
2338 vector<string>::const_iterator const end = multiples.end();
2339 vector<string>::const_iterator itm = multiples.begin();
2340 // Do nothing if any multiple is already required
2341 for (; itm != end; ++itm) {
2342 if (!isRequired(*itm))
2345 features_.erase(it);
2346 it = features_.begin();