lyx_mirror/src/tex2lyx/preamble.cpp
Uwe Stöhr c7dfe186fb preamble.cpp: fix comment
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@32482 a592a061-630c-0410-9148-cb99ea01b6c8
2009-12-11 23:14:36 +00:00

902 lines
27 KiB
C++

/**
* \file preamble.cpp
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
* \author André Pönitz
* \author Uwe Stöhr
*
* Full author contact details are available in file CREDITS.
*/
// {[(
#include <config.h>
#include "tex2lyx.h"
#include "LayoutFile.h"
#include "Layout.h"
#include "Lexer.h"
#include "TextClass.h"
#include "support/convert.h"
#include "support/FileName.h"
#include "support/filetools.h"
#include "support/lstrings.h"
#include <boost/regex.hpp>
#include <algorithm>
#include <iostream>
#include <sstream>
#include <string>
#include <vector>
#include <map>
using namespace std;
using namespace lyx::support;
using boost::regex;
using boost::smatch;
namespace lyx {
// special columntypes
extern map<char, int> special_columns;
map<string, vector<string> > used_packages;
// needed to handle encodings with babel
bool one_language = true;
namespace {
//add these to known_languages when updating to lyxformat 268:
//"chinese-simplified", "chinese-traditional", "japanese", "korean"
const char * const known_languages[] = { "afrikaans", "american", "arabic",
"austrian", "bahasa", "basque", "belarusian", "brazil", "brazilian", "breton",
"british", "bulgarian", "canadian", "canadien", "catalan", "croatian", "czech",
"danish", "dutch", "english", "esperanto", "estonian", "finnish", "francais",
"french", "frenchb", "frenchle", "frenchpro", "galician", "german", "germanb",
"greek", "hebrew", "icelandic", "irish", "italian", "kazakh", "lsorbian", "magyar",
"naustrian", "ngerman", "ngermanb", "norsk", "nynorsk", "polish", "portuges",
"portuguese", "romanian", "russian", "russianb", "scottish", "serbian", "slovak",
"slovene", "spanish", "swedish", "thai", "turkish", "ukraineb", "ukrainian",
"usorbian", "welsh", 0};
//add this when updating to lyxformat 305:
//bahasai, indonesian, and indon = equal to bahasa
//malay and meyalu = equal to bahasam
const char * const known_brazilian_languages[] = {"brazil", "brazilian", 0};
const char * const known_french_languages[] = {"french", "frenchb", "francais",
"frenchle", "frenchpro", 0};
const char * const known_german_languages[] = {"german", "germanb", 0};
const char * const known_ngerman_languages[] = {"ngerman", "ngermanb", 0};
const char * const known_portuguese_languages[] = {"portuges", "portuguese", 0};
const char * const known_russian_languages[] = {"russian", "russianb", 0};
const char * const known_ukrainian_languages[] = {"ukrainian", "ukraineb", 0};
//add these to known_english_quotes_languages when updating to lyxformat 268:
//"chinese-simplified", "korean"
const char * const known_english_quotes_languages[] = {"american", "canadian",
"english", "esperanto", "hebrew", "irish", "scottish", "thai", 0};
//add this to known_french_quotes_languages when updating to lyxformat 327:
//"spanish-mexico"
const char * const known_french_quotes_languages[] = {"albanian", "arabic",
"basque", "canadien", "catalan", "galician", "greek", "italian", "norsk",
"nynorsk", "spanish", "turkish", 0};
const char * const known_german_quotes_languages[] = {"austrian", "bulgarian",
"czech", "icelandic", "lithuanian", "lsorbian", "naustrian", "serbian",
"serbian-latin", "slovak", "slovene", "usorbian", 0};
const char * const known_polish_quotes_languages[] = {"afrikaans", "croatian",
"dutch", "estonian", "magyar", "polish", "romanian", 0};
const char * const known_swedish_quotes_languages[] = {"bahasa", "finnish",
"swedish", 0};
char const * const known_fontsizes[] = { "10pt", "11pt", "12pt", 0 };
const char * const known_roman_fonts[] = { "ae", "bookman", "charter",
"cmr", "fourier", "lmodern", "mathpazo", "mathptmx", "newcent", 0};
const char * const known_sans_fonts[] = { "avant", "berasans", "cmbr", "cmss",
"helvet", "lmss", 0};
const char * const known_typewriter_fonts[] = { "beramono", "cmtl", "cmtt",
"courier", "lmtt", "luximono", "fourier", "lmodern", "mathpazo", "mathptmx",
"newcent", 0};
const char * const known_paper_sizes[] = { "a3paper", "b3paper", "a4paper",
"b4paper", "a5paper", "b5paper", "executivepaper", "legalpaper",
"letterpaper", 0};
const char * const known_class_paper_sizes[] = { "a4paper", "a5paper",
"executivepaper", "legalpaper", "letterpaper", 0};
const char * const known_paper_margins[] = { "lmargin", "tmargin", "rmargin",
"bmargin", "headheight", "headsep", "footskip", "columnsep", 0};
const char * const known_coded_paper_margins[] = { "leftmargin", "topmargin",
"rightmargin", "bottommargin", "headheight", "headsep", "footskip",
"columnsep", 0};
// default settings
ostringstream h_preamble;
string h_textclass = "article";
string h_options = string();
string h_language = "english";
string h_inputencoding = "auto";
string h_font_roman = "default";
string h_font_sans = "default";
string h_font_typewriter = "default";
string h_font_default_family = "default";
string h_font_sc = "false";
string h_font_osf = "false";
string h_font_sf_scale = "100";
string h_font_tt_scale = "100";
string h_graphics = "default";
string h_paperfontsize = "default";
string h_spacing = "single";
string h_papersize = "default";
string h_use_geometry = "false";
string h_use_amsmath = "1";
string h_use_esint = "1";
string h_cite_engine = "basic";
string h_use_bibtopic = "false";
string h_paperorientation = "portrait";
string h_secnumdepth = "3";
string h_tocdepth = "3";
string h_paragraph_separation = "indent";
string h_defskip = "medskip";
string h_quotes_language = "english";
string h_papercolumns = "1";
string h_papersides = string();
string h_paperpagestyle = "default";
string h_tracking_changes = "false";
string h_output_changes = "false";
string h_margins = "";
// returns true if at least one of the options in what has been found
bool handle_opt(vector<string> & opts, char const * const * what, string & target)
{
if (opts.empty())
return false;
bool found = false;
// the last language option is the document language (for babel and LyX)
// the last size option is the document font size
vector<string>::iterator it;
vector<string>::iterator position = opts.begin();
for (; *what; ++what) {
it = find(opts.begin(), opts.end(), *what);
if (it != opts.end()) {
if (it >= position) {
found = true;
target = *what;
position = it;
}
}
}
return found;
}
void delete_opt(vector<string> & opts, char const * const * what)
{
if (opts.empty())
return;
// remove found options from the list
// do this after handle_opt to avoid potential memory leaks
vector<string>::iterator it;
for (; *what; ++what) {
it = find(opts.begin(), opts.end(), *what);
if (it != opts.end())
opts.erase(it);
}
}
/*!
* Split a package options string (keyval format) into a vector.
* Example input:
* authorformat=smallcaps,
* commabeforerest,
* titleformat=colonsep,
* bibformat={tabular,ibidem,numbered}
*/
vector<string> split_options(string const & input)
{
vector<string> options;
string option;
Parser p(input);
while (p.good()) {
Token const & t = p.get_token();
if (t.asInput() == ",") {
options.push_back(trim(option));
option.erase();
} else if (t.asInput() == "=") {
option += '=';
p.skip_spaces(true);
if (p.next_token().asInput() == "{")
option += '{' + p.getArg('{', '}') + '}';
} else if (t.cat() != catSpace)
option += t.asInput();
}
if (!option.empty())
options.push_back(trim(option));
return options;
}
/*!
* Add package \p name with options \p options to used_packages.
* Remove options from \p options that we don't want to output.
*/
void add_package(string const & name, vector<string> & options)
{
// every package inherits the global options
if (used_packages.find(name) == used_packages.end())
used_packages[name] = split_options(h_options);
vector<string> & v = used_packages[name];
v.insert(v.end(), options.begin(), options.end());
if (name == "jurabib") {
// Don't output the order argument (see the cite command
// handling code in text.cpp).
vector<string>::iterator end =
remove(options.begin(), options.end(), "natbiborder");
end = remove(options.begin(), end, "jurabiborder");
options.erase(end, options.end());
}
}
// Given is a string like "scaled=0.9", return 0.9 * 100
string const scale_as_percentage(string const & scale)
{
string::size_type pos = scale.find('=');
if (pos != string::npos) {
string value = scale.substr(pos + 1);
if (isStrDbl(value))
return convert<string>(100 * convert<double>(value));
}
// If the input string didn't match our expectations.
// return the default value "100"
return "100";
}
void handle_package(Parser &p, string const & name, string const & opts,
bool in_lyx_preamble)
{
vector<string> options = split_options(opts);
add_package(name, options);
string scale;
// roman fonts
if (is_known(name, known_roman_fonts)) {
h_font_roman = name;
p.skip_spaces();
}
if (name == "fourier") {
h_font_roman = "utopia";
// when font uses real small capitals
if (opts == "expert")
h_font_sc = "true";
}
if (name == "mathpazo")
h_font_roman = "palatino";
if (name == "mathptmx")
h_font_roman = "times";
// sansserif fonts
if (is_known(name, known_sans_fonts)) {
h_font_sans = name;
if (!opts.empty()) {
scale = opts;
h_font_sf_scale = scale_as_percentage(scale);
}
}
// typewriter fonts
if (is_known(name, known_typewriter_fonts)) {
h_font_typewriter = name;
if (!opts.empty()) {
scale = opts;
h_font_tt_scale = scale_as_percentage(scale);
}
}
// font uses old-style figure
if (name == "eco")
h_font_osf = "true";
else if (name == "amsmath" || name == "amssymb")
h_use_amsmath = "2";
else if (name == "esint")
h_use_esint = "2";
else if (name == "babel" && !opts.empty()) {
// check if more than one option was used - used later for inputenc
// in case inputenc is parsed before babel, set the encoding to auto
if (options.begin() != options.end() - 1) {
one_language = false;
h_inputencoding = "auto";
}
// babel takes the last language of the option of its \usepackage
// call as document language. If there is no such language option, the
// last language in the documentclass options is used.
handle_opt(options, known_languages, h_language);
delete_opt(options, known_languages);
}
else if (name == "fontenc")
;// ignore this
else if (name == "inputenc") {
// h_inputencoding is only set when there is not more than one
// inputenc option because otherwise h_inputencoding must be
// set to "auto" (the default encoding of the document language)
// Therefore check for the "," character.
// It is also only set when there is not more then one babel
// language option but this is handled in the routine for babel.
if (opts.find(",") == string::npos && one_language == true)
h_inputencoding = opts;
if (!options.empty())
p.setEncoding(options.back());
options.clear();
}
else if (name == "makeidx")
; // ignore this
else if (name == "prettyref")
; // ignore this
else if (name == "varioref")
; // ignore this
else if (name == "verbatim")
; // ignore this
else if (name == "nomencl")
; // ignore this
else if (name == "textcomp")
; // ignore this
else if (name == "url")
; // ignore this
else if (name == "color") {
// with the following command this package is only loaded when needed for
// undefined colors, since we only support the predefined colors
h_preamble << "\\@ifundefined{definecolor}\n {\\usepackage{color}}{}\n";
}
else if (name == "graphicx")
; // ignore this
else if (name == "setspace")
; // ignore this
else if (name == "geometry")
; // Ignore this, the geometry settings are made by the \geometry
// command. This command is handled below.
else if (is_known(name, known_languages))
h_language = name;
else if (name == "natbib") {
h_cite_engine = "natbib_authoryear";
vector<string>::iterator it =
find(options.begin(), options.end(), "authoryear");
if (it != options.end())
options.erase(it);
else {
it = find(options.begin(), options.end(), "numbers");
if (it != options.end()) {
h_cite_engine = "natbib_numerical";
options.erase(it);
}
}
}
else if (name == "jurabib")
h_cite_engine = "jurabib";
else if (!in_lyx_preamble) {
if (options.empty())
h_preamble << "\\usepackage{" << name << "}";
else {
h_preamble << "\\usepackage[" << opts << "]{"
<< name << "}";
options.clear();
}
}
// We need to do something with the options...
if (!options.empty())
cerr << "Ignoring options '" << join(options, ",")
<< "' of package " << name << '.' << endl;
// remove the whitespace
p.skip_spaces();
}
void end_preamble(ostream & os, TextClass const & /*textclass*/)
{
// merge synonym languages
if (is_known(h_language, known_brazilian_languages))
h_language = "brazilian";
else if (is_known(h_language, known_french_languages))
h_language = "french";
else if (is_known(h_language, known_german_languages))
h_language = "german";
else if (is_known(h_language, known_ngerman_languages))
h_language = "ngerman";
else if (is_known(h_language, known_portuguese_languages))
h_language = "portuguese";
else if (is_known(h_language, known_russian_languages))
h_language = "russian";
else if (is_known(h_language, known_ukrainian_languages))
h_language = "ukrainian";
// set the quote language
// LyX only knows the following quotes languages:
// english, swedish, german, polish, french and danish
// (quotes for "japanese" and "chinese-traditional" are missing)
// conversion list taken from
// http://en.wikipedia.org/wiki/Quotation_mark,_non-English_usage
// (quotes for kazakh and interlingua are unknown)
// danish
if (h_language == "danish")
h_quotes_language = "danish";
// french
else if (is_known(h_language, known_french_quotes_languages)
|| is_known(h_language, known_french_languages)
|| is_known(h_language, known_russian_languages)
|| is_known(h_language, known_ukrainian_languages))
h_quotes_language = "french";
// german
else if (is_known(h_language, known_german_quotes_languages)
|| is_known(h_language, known_german_languages)
|| is_known(h_language, known_ngerman_languages))
h_quotes_language = "german";
// polish
else if (is_known(h_language, known_polish_quotes_languages))
h_quotes_language = "polish";
// swedish
else if (is_known(h_language, known_swedish_quotes_languages))
h_quotes_language = "swedish";
//english
else if (is_known(h_language, known_english_quotes_languages)
|| is_known(h_language, known_brazilian_languages)
|| is_known(h_language, known_portuguese_languages))
h_quotes_language = "english";
// output the LyX file settings
os << "#LyX file created by tex2lyx " << PACKAGE_VERSION << "\n"
<< "\\lyxformat 264\n"
<< "\\begin_document\n"
<< "\\begin_header\n"
<< "\\textclass " << h_textclass << "\n";
if (!h_preamble.str().empty())
os << "\\begin_preamble\n" << h_preamble.str() << "\n\\end_preamble\n";
if (!h_options.empty())
os << "\\options " << h_options << "\n";
os << "\\language " << h_language << "\n"
<< "\\inputencoding " << h_inputencoding << "\n"
<< "\\font_roman " << h_font_roman << "\n"
<< "\\font_sans " << h_font_sans << "\n"
<< "\\font_typewriter " << h_font_typewriter << "\n"
<< "\\font_default_family " << h_font_default_family << "\n"
<< "\\font_sc " << h_font_sc << "\n"
<< "\\font_osf " << h_font_osf << "\n"
<< "\\font_sf_scale " << h_font_sf_scale << "\n"
<< "\\font_tt_scale " << h_font_tt_scale << "\n"
<< "\\graphics " << h_graphics << "\n"
<< "\\paperfontsize " << h_paperfontsize << "\n"
<< "\\spacing " << h_spacing << "\n"
<< "\\papersize " << h_papersize << "\n"
<< "\\use_geometry " << h_use_geometry << "\n"
<< "\\use_amsmath " << h_use_amsmath << "\n"
<< "\\use_esint " << h_use_esint << "\n"
<< "\\cite_engine " << h_cite_engine << "\n"
<< "\\use_bibtopic " << h_use_bibtopic << "\n"
<< "\\paperorientation " << h_paperorientation << "\n"
<< h_margins
<< "\\secnumdepth " << h_secnumdepth << "\n"
<< "\\tocdepth " << h_tocdepth << "\n"
<< "\\paragraph_separation " << h_paragraph_separation << "\n"
<< "\\defskip " << h_defskip << "\n"
<< "\\quotes_language " << h_quotes_language << "\n"
<< "\\papercolumns " << h_papercolumns << "\n"
<< "\\papersides " << h_papersides << "\n"
<< "\\paperpagestyle " << h_paperpagestyle << "\n"
<< "\\tracking_changes " << h_tracking_changes << "\n"
<< "\\output_changes " << h_output_changes << "\n"
<< "\\end_header\n\n"
<< "\\begin_body\n";
// clear preamble for subdocuments
h_preamble.str("");
}
} // anonymous namespace
void parse_preamble(Parser & p, ostream & os,
string const & forceclass, TeX2LyXDocClass & tc)
{
// initialize fixed types
special_columns['D'] = 3;
bool is_full_document = false;
bool is_lyx_file = false;
bool in_lyx_preamble = false;
// determine whether this is a full document or a fragment for inclusion
while (p.good()) {
Token const & t = p.get_token();
if (t.cat() == catEscape && t.cs() == "documentclass") {
is_full_document = true;
break;
}
}
p.reset();
while (is_full_document && p.good()) {
Token const & t = p.get_token();
#ifdef FILEDEBUG
cerr << "t: " << t << "\n";
#endif
//
// cat codes
//
if (!in_lyx_preamble &&
(t.cat() == catLetter ||
t.cat() == catSuper ||
t.cat() == catSub ||
t.cat() == catOther ||
t.cat() == catMath ||
t.cat() == catActive ||
t.cat() == catBegin ||
t.cat() == catEnd ||
t.cat() == catAlign ||
t.cat() == catParameter))
h_preamble << t.cs();
else if (!in_lyx_preamble &&
(t.cat() == catSpace || t.cat() == catNewline))
h_preamble << t.asInput();
else if (t.cat() == catComment) {
// regex to parse comments (currently not used)
static regex const islyxfile("%% LyX .* created this file");
static regex const usercommands("User specified LaTeX commands");
string const comment = t.asInput();
// magically switch encoding default if it looks like XeLaTeX
static string const magicXeLaTeX =
"% This document must be compiled with XeLaTeX ";
if (comment.size() > magicXeLaTeX.size()
&& comment.substr(0, magicXeLaTeX.size()) == magicXeLaTeX
&& h_inputencoding == "auto") {
cerr << "XeLaTeX comment found, switching to UTF8\n";
h_inputencoding = "utf8";
}
smatch sub;
if (regex_search(comment, sub, islyxfile)) {
is_lyx_file = true;
in_lyx_preamble = true;
} else if (is_lyx_file
&& regex_search(comment, sub, usercommands))
in_lyx_preamble = false;
else if (!in_lyx_preamble)
h_preamble << t.asInput();
}
else if (t.cs() == "pagestyle")
h_paperpagestyle = p.verbatim_item();
else if (t.cs() == "makeatletter") {
// LyX takes care of this
p.setCatCode('@', catLetter);
}
else if (t.cs() == "makeatother") {
// LyX takes care of this
p.setCatCode('@', catOther);
}
else if (t.cs() == "newcommand" || t.cs() == "renewcommand"
|| t.cs() == "providecommand"
|| t.cs() == "DeclareRobustCommand"
|| t.cs() == "ProvideTextCommandDefault"
|| t.cs() == "DeclareMathAccent") {
bool star = false;
if (p.next_token().character() == '*') {
p.get_token();
star = true;
}
string const name = p.verbatim_item();
string const opt1 = p.getOpt();
string const opt2 = p.getFullOpt();
string const body = p.verbatim_item();
// font settings
if (name == "\\rmdefault")
if (is_known(body, known_roman_fonts))
h_font_roman = body;
if (name == "\\sfdefault")
if (is_known(body, known_sans_fonts))
h_font_sans = body;
if (name == "\\ttdefault")
if (is_known(body, known_typewriter_fonts))
h_font_typewriter = body;
if (name == "\\familydefault") {
string family = body;
// remove leading "\"
h_font_default_family = family.erase(0,1);
}
// only non-lyxspecific stuff
if (!in_lyx_preamble) {
ostringstream ss;
ss << '\\' << t.cs();
if (star)
ss << '*';
ss << '{' << name << '}' << opt1 << opt2
<< '{' << body << "}";
h_preamble << ss.str();
// Add the command to the known commands
add_known_command(name, opt1, !opt2.empty());
/*
ostream & out = in_preamble ? h_preamble : os;
out << "\\" << t.cs() << "{" << name << "}"
<< opts << "{" << body << "}";
*/
}
}
else if (t.cs() == "documentclass") {
vector<string>::iterator it;
vector<string> opts = split_options(p.getArg('[', ']'));
handle_opt(opts, known_fontsizes, h_paperfontsize);
delete_opt(opts, known_fontsizes);
// delete "pt" at the end
string::size_type i = h_paperfontsize.find("pt");
if (i != string::npos)
h_paperfontsize.erase(i);
// The documentclass options are always parsed before the options
// of the babel call so that a language cannot overwrite the babel
// options.
handle_opt(opts, known_languages, h_language);
delete_opt(opts, known_languages);
// paper orientation
if ((it = find(opts.begin(), opts.end(), "landscape")) != opts.end()) {
h_paperorientation = "landscape";
opts.erase(it);
}
// paper sides
if ((it = find(opts.begin(), opts.end(), "oneside"))
!= opts.end()) {
h_papersides = "1";
opts.erase(it);
}
if ((it = find(opts.begin(), opts.end(), "twoside"))
!= opts.end()) {
h_papersides = "2";
opts.erase(it);
}
// paper columns
if ((it = find(opts.begin(), opts.end(), "onecolumn"))
!= opts.end()) {
h_papercolumns = "1";
opts.erase(it);
}
if ((it = find(opts.begin(), opts.end(), "twocolumn"))
!= opts.end()) {
h_papercolumns = "2";
opts.erase(it);
}
// paper sizes
// some size options are know to any document classes, other sizes
// are handled by the \geometry command of the geometry package
handle_opt(opts, known_class_paper_sizes, h_papersize);
delete_opt(opts, known_class_paper_sizes);
// the remaining options
h_options = join(opts, ",");
h_textclass = p.getArg('{', '}');
}
else if (t.cs() == "usepackage") {
string const options = p.getArg('[', ']');
string const name = p.getArg('{', '}');
vector<string> vecnames;
split(name, vecnames, ',');
vector<string>::const_iterator it = vecnames.begin();
vector<string>::const_iterator end = vecnames.end();
for (; it != end; ++it)
handle_package(p, trim(*it), options,
in_lyx_preamble);
}
else if (t.cs() == "inputencoding") {
string const encoding = p.getArg('{','}');
h_inputencoding = encoding;
p.setEncoding(encoding);
}
else if (t.cs() == "newenvironment") {
string const name = p.getArg('{', '}');
ostringstream ss;
ss << "\\newenvironment{" << name << "}";
ss << p.getOpt();
ss << p.getOpt();
ss << '{' << p.verbatim_item() << '}';
ss << '{' << p.verbatim_item() << '}';
if (!in_lyx_preamble)
h_preamble << ss.str();
}
else if (t.cs() == "def") {
string name = p.get_token().cs();
while (p.next_token().cat() != catBegin)
name += p.get_token().cs();
if (!in_lyx_preamble)
h_preamble << "\\def\\" << name << '{'
<< p.verbatim_item() << "}";
}
else if (t.cs() == "newcolumntype") {
string const name = p.getArg('{', '}');
trim(name);
int nargs = 0;
string opts = p.getOpt();
if (!opts.empty()) {
istringstream is(string(opts, 1));
is >> nargs;
}
special_columns[name[0]] = nargs;
h_preamble << "\\newcolumntype{" << name << "}";
if (nargs)
h_preamble << "[" << nargs << "]";
h_preamble << "{" << p.verbatim_item() << "}";
}
else if (t.cs() == "setcounter") {
string const name = p.getArg('{', '}');
string const content = p.getArg('{', '}');
if (name == "secnumdepth")
h_secnumdepth = content;
else if (name == "tocdepth")
h_tocdepth = content;
else
h_preamble << "\\setcounter{" << name << "}{" << content << "}";
}
else if (t.cs() == "setlength") {
string const name = p.verbatim_item();
string const content = p.verbatim_item();
// the paragraphs are only not indented when \parindent is set to zero
if (name == "\\parindent" && content != "") {
if (content[0] == '0')
h_paragraph_separation = "skip";
} else if (name == "\\parskip") {
if (content == "\\smallskipamount")
h_defskip = "smallskip";
else if (content == "\\medskipamount")
h_defskip = "medskip";
else if (content == "\\bigskipamount")
h_defskip = "bigskip";
else
h_defskip = content;
} else
h_preamble << "\\setlength{" << name << "}{" << content << "}";
}
else if (t.cs() == "onehalfspacing")
h_spacing = "onehalf";
else if (t.cs() == "doublespacing")
h_spacing = "double";
else if (t.cs() == "setstretch")
h_spacing = "other " + p.verbatim_item();
else if (t.cs() == "begin") {
string const name = p.getArg('{', '}');
if (name == "document")
break;
h_preamble << "\\begin{" << name << "}";
}
else if (t.cs() == "geometry") {
h_use_geometry = "true";
vector<string> opts = split_options(p.getArg('{', '}'));
vector<string>::iterator it;
// paper orientation
if ((it = find(opts.begin(), opts.end(), "landscape")) != opts.end()) {
h_paperorientation = "landscape";
opts.erase(it);
}
// paper size
handle_opt(opts, known_paper_sizes, h_papersize);
delete_opt(opts, known_paper_sizes);
// page margins
char const * const * margin = known_paper_margins;
int k = -1;
for (; *margin; ++margin) {
k += 1;
// search for the "=" in e.g. "lmargin=2cm" to get the value
for(size_t i = 0; i != opts.size(); i++) {
if (opts.at(i).find(*margin) != string::npos) {
string::size_type pos = opts.at(i).find("=");
string value = opts.at(i).substr(pos + 1);
string name = known_coded_paper_margins[k];
h_margins += "\\" + name + " " + value + "\n";
}
}
}
}
else if (t.cs() == "jurabibsetup") {
vector<string> jurabibsetup =
split_options(p.getArg('{', '}'));
// add jurabibsetup to the jurabib package options
add_package("jurabib", jurabibsetup);
if (!jurabibsetup.empty()) {
h_preamble << "\\jurabibsetup{"
<< join(jurabibsetup, ",") << '}';
}
}
else if (!t.cs().empty() && !in_lyx_preamble)
h_preamble << '\\' << t.cs();
// remove the whitespace
p.skip_spaces();
}
// remove the whitespace
p.skip_spaces();
// Force textclass if the user wanted it
if (!forceclass.empty())
h_textclass = forceclass;
if (noweb_mode && !prefixIs(h_textclass, "literate-"))
h_textclass.insert(0, "literate-");
FileName layoutfilename = libFileSearch("layouts", h_textclass, "layout");
if (layoutfilename.empty()) {
cerr << "Error: Could not find layout file for textclass \"" << h_textclass << "\"." << endl;
exit(1);
}
tc.read(layoutfilename);
if (h_papersides.empty()) {
ostringstream ss;
ss << tc.sides();
h_papersides = ss.str();
}
end_preamble(os, tc);
}
// }])
} // namespace lyx