#include "Buffer.h"
#include "BufferParams.h"
#include "Encoding.h"
+#include "Font.h"
#include "InsetList.h"
#include "Language.h"
#include "Layout.h"
#include "LyXRC.h"
#include "OutputParams.h"
#include "Paragraph.h"
-#include "paragraph_funcs.h"
#include "ParagraphParameters.h"
#include "TextClass.h"
#include "TexRow.h"
-#include "VSpace.h"
#include "insets/InsetBibitem.h"
-#include "insets/InsetOptArg.h"
+#include "insets/InsetArgument.h"
#include "support/lassert.h"
#include "support/debug.h"
#include "support/lstrings.h"
#include <boost/next_prior.hpp>
+#include <list>
using namespace std;
using namespace lyx::support;
Language const * prev_env_language_ = 0;
-ParagraphList::const_iterator
-TeXEnvironment(Buffer const & buf,
- Text const & text,
- ParagraphList::const_iterator pit,
- odocstream & os, TexRow & texrow,
- OutputParams const & runparams);
-
-
-ParagraphList::const_iterator
-TeXDeeper(Buffer const & buf,
- Text const & text,
- ParagraphList::const_iterator pit,
- odocstream & os, TexRow & texrow,
- OutputParams const & runparams)
+string const getPolyglossiaEnvName(Language const * lang)
{
- LYXERR(Debug::LATEX, "TeXDeeper... " << &*pit);
- ParagraphList::const_iterator par = pit;
+ string result = lang->polyglossia();
+ if (result == "arabic")
+ // exceptional spelling; see polyglossia docs.
+ result = "Arabic";
+ return result;
+}
- ParagraphList const & paragraphs = text.paragraphs();
- while (par != paragraphs.end() &&
- par->params().depth() == pit->params().depth()) {
- // FIXME This test should not be necessary.
- // We should perhaps issue an error if it is.
- Layout const & style = par->forcePlainLayout() ?
- buf.params().documentClass().plainLayout() : par->layout();
- if (style.isEnvironment()) {
- par = TeXEnvironment(buf, text, par,
- os, texrow, runparams);
- } else {
- par = TeXOnePar(buf, text, par,
- os, texrow, runparams);
- }
- }
- LYXERR(Debug::LATEX, "TeXDeeper...done ");
-
- return par;
-}
+struct TeXEnvironmentData
+{
+ bool cjk_nested;
+ Layout const * style;
+ Language const * par_language;
+ Encoding const * prev_encoding;
+ bool leftindent_open;
+};
-ParagraphList::const_iterator
-TeXEnvironment(Buffer const & buf,
- Text const & text,
- ParagraphList::const_iterator pit,
- odocstream & os, TexRow & texrow,
- OutputParams const & runparams)
+static TeXEnvironmentData prepareEnvironment(Buffer const & buf,
+ Text const & text,
+ ParagraphList::const_iterator pit,
+ otexstream & os,
+ OutputParams const & runparams)
{
- LYXERR(Debug::LATEX, "TeXEnvironment... " << &*pit);
+ TeXEnvironmentData data;
BufferParams const & bparams = buf.params();
// FIXME This test should not be necessary.
// We should perhaps issue an error if it is.
- Layout const & style = pit->forcePlainLayout() ?
+ Layout const & style = text.inset().forcePlainLayout() ?
bparams.documentClass().plainLayout() : pit->layout();
ParagraphList const & paragraphs = text.paragraphs();
|| (priorpit->getDepth() == pit->getDepth()
&& priorpit->layout() != pit->layout()));
- Encoding const * const prev_encoding = runparams.encoding;
- Language const * const par_language = pit->getParLanguage(bparams);
+ data.prev_encoding = runparams.encoding;
+ data.par_language = pit->getParLanguage(bparams);
Language const * const doc_language = bparams.language;
Language const * const prev_par_language =
(pit != paragraphs.begin())
? (use_prev_env_language ? prev_env_language_
: priorpit->getParLanguage(bparams))
: doc_language;
- if (par_language->babel() != prev_par_language->babel()) {
- if (!lyxrc.language_command_end.empty() &&
- prev_par_language->babel() != doc_language->babel() &&
- !prev_par_language->babel().empty()) {
+ bool const use_polyglossia = runparams.use_polyglossia;
+ string const par_lang = use_polyglossia ?
+ getPolyglossiaEnvName(data.par_language) : data.par_language->babel();
+ string const prev_par_lang = use_polyglossia ?
+ getPolyglossiaEnvName(prev_par_language) : prev_par_language->babel();
+ string const doc_lang = use_polyglossia ?
+ getPolyglossiaEnvName(doc_language) : doc_language->babel();
+ string const lang_begin_command = use_polyglossia ?
+ "\\begin{$$lang}" : lyxrc.language_command_begin;
+ string const lang_end_command = use_polyglossia ?
+ "\\end{$$lang}" : lyxrc.language_command_end;
+
+ if (par_lang != prev_par_lang) {
+ if (!lang_end_command.empty() &&
+ prev_par_lang != doc_lang &&
+ !prev_par_lang.empty()) {
os << from_ascii(subst(
- lyxrc.language_command_end,
+ lang_end_command,
"$$lang",
- prev_par_language->babel()))
- // the '%' is necessary to prevent unwanted whitespace
- << "%\n";
- texrow.newline();
+ prev_par_lang))
+ // the '%' is necessary to prevent unwanted whitespace
+ << "%\n";
}
- if ((lyxrc.language_command_end.empty() ||
- par_language->babel() != doc_language->babel()) &&
- !par_language->babel().empty()) {
+ if ((lang_end_command.empty() ||
+ par_lang != doc_lang) &&
+ !par_lang.empty()) {
os << from_ascii(subst(
- lyxrc.language_command_begin,
+ lang_begin_command,
"$$lang",
- par_language->babel()))
- // the '%' is necessary to prevent unwanted whitespace
- << "%\n";
- texrow.newline();
+ par_lang));
+ if (use_polyglossia
+ && !data.par_language->polyglossiaOpts().empty())
+ os << "["
+ << from_ascii(data.par_language->polyglossiaOpts())
+ << "]";
+ // the '%' is necessary to prevent unwanted whitespace
+ os << "%\n";
}
}
- bool leftindent_open = false;
+ data.leftindent_open = false;
if (!pit->params().leftIndent().zero()) {
os << "\\begin{LyXParagraphLeftIndent}{"
<< from_ascii(pit->params().leftIndent().asLatexString())
<< "}\n";
- texrow.newline();
- leftindent_open = true;
+ data.leftindent_open = true;
}
if (style.isEnvironment()) {
os << "\\begin{" << from_ascii(style.latexname()) << '}';
- if (style.optionalargs > 0) {
- int ret = latexOptArgInsets(*pit, os, runparams,
- style.optionalargs);
- while (ret > 0) {
- texrow.newline();
- --ret;
- }
- }
+ if (style.optargs != 0 || style.reqargs != 0)
+ latexArgInsets(*pit, os, runparams, style.reqargs, style.optargs);
if (style.latextype == LATEX_LIST_ENVIRONMENT) {
os << '{'
<< pit->params().labelWidthString()
<< "}\n";
} else if (style.labeltype == LABEL_BIBLIO) {
if (pit->params().labelWidthString().empty())
- os << '{' << bibitemWidest(buf) << "}\n";
+ os << '{' << bibitemWidest(buf, runparams) << "}\n";
else
os << '{'
<< pit->params().labelWidthString()
<< "}\n";
} else
os << from_ascii(style.latexparam()) << '\n';
- texrow.newline();
}
+ data.style = &style;
// in multilingual environments, the CJK tags have to be nested properly
- bool cjk_nested = false;
- if (par_language->encoding()->package() == Encoding::CJK &&
+ data.cjk_nested = false;
+ if (data.par_language->encoding()->package() == Encoding::CJK &&
open_encoding_ != CJK && pit->isMultiLingual(bparams)) {
if (prev_par_language->encoding()->package() == Encoding::CJK)
- os << "\\begin{CJK}{" << from_ascii(par_language->encoding()->latexName())
- << "}{" << from_ascii(bparams.fontsCJK) << "}%\n";
+ os << "\\begin{CJK}{" << from_ascii(data.par_language->encoding()->latexName())
+ << "}{" << from_ascii(bparams.fonts_cjk) << "}%\n";
open_encoding_ = CJK;
- cjk_nested = true;
- texrow.newline();
+ data.cjk_nested = true;
}
+ return data;
+}
- ParagraphList::const_iterator par = pit;
- do {
- par = TeXOnePar(buf, text, par, os, texrow, runparams);
- if (par == paragraphs.end()) {
- // Make sure that the last paragraph is
- // correctly terminated (because TeXOnePar does
- // not add a \n in this case)
- os << '\n';
- texrow.newline();
- } else if (par->params().depth() > pit->params().depth()) {
- if (par->layout().isParagraph()) {
- // Thinko!
- // How to handle this? (Lgb)
- //&& !suffixIs(os, "\n\n")
-
- // There should be at least one '\n' already
- // but we need there to be two for Standard
- // paragraphs that are depth-increment'ed to be
- // output correctly. However, tables can
- // also be paragraphs so don't adjust them.
- // ARRae
- // Thinkee:
- // Will it ever harm to have one '\n' too
- // many? i.e. that we sometimes will have
- // three in a row. (Lgb)
- os << '\n';
- texrow.newline();
- }
- par = TeXDeeper(buf, text, par, os, texrow,
- runparams);
- }
- } while (par != paragraphs.end()
- && par->layout() == pit->layout()
- && par->params().depth() == pit->params().depth()
- && par->params().leftIndent() == pit->params().leftIndent());
-
- if (open_encoding_ == CJK && cjk_nested) {
+static void finishEnvironment(otexstream & os, OutputParams const & runparams,
+ TeXEnvironmentData const & data)
+{
+ if (open_encoding_ == CJK && data.cjk_nested) {
// We need to close the encoding even if it does not change
// to do correct environment nesting
os << "\\end{CJK}\n";
- texrow.newline();
open_encoding_ = none;
}
- if (style.isEnvironment()) {
- os << "\\end{" << from_ascii(style.latexname()) << "}\n";
- texrow.newline();
- prev_env_language_ = par_language;
- runparams.encoding = prev_encoding;
+ if (data.style->isEnvironment()) {
+ os << "\\end{" << from_ascii(data.style->latexname()) << "}\n";
+ prev_env_language_ = data.par_language;
+ if (runparams.encoding != data.prev_encoding) {
+ runparams.encoding = data.prev_encoding;
+ if (!runparams.isFullUnicode())
+ os << setEncoding(data.prev_encoding->iconvName());
+ }
}
- if (leftindent_open) {
+ if (data.leftindent_open) {
os << "\\end{LyXParagraphLeftIndent}\n";
- texrow.newline();
- prev_env_language_ = par_language;
- runparams.encoding = prev_encoding;
+ prev_env_language_ = data.par_language;
+ if (runparams.encoding != data.prev_encoding) {
+ runparams.encoding = data.prev_encoding;
+ if (!runparams.isFullUnicode())
+ os << setEncoding(data.prev_encoding->iconvName());
+ }
}
+}
- if (par != paragraphs.end())
- LYXERR(Debug::LATEX, "TeXEnvironment...done " << &*par);
- return par;
+void TeXEnvironment(Buffer const & buf, Text const & text,
+ OutputParams const & runparams,
+ pit_type & pit, otexstream & os)
+{
+ ParagraphList const & paragraphs = text.paragraphs();
+ ParagraphList::const_iterator par = paragraphs.constIterator(pit);
+ LYXERR(Debug::LATEX, "TeXEnvironment for paragraph " << pit);
+
+ Layout const & current_layout = par->layout();
+ depth_type const current_depth = par->params().depth();
+ Length const & current_left_indent = par->params().leftIndent();
+
+ // This is for debugging purpose at the end.
+ pit_type const par_begin = pit;
+ for (; pit < runparams.par_end; ++pit) {
+ ParagraphList::const_iterator par = paragraphs.constIterator(pit);
+
+ // check first if this is an higher depth paragraph.
+ bool go_out = (par->params().depth() < current_depth);
+ if (par->params().depth() == current_depth) {
+ // This environment is finished.
+ go_out |= (par->layout() != current_layout);
+ go_out |= (par->params().leftIndent() != current_left_indent);
+ }
+ if (go_out) {
+ // nothing to do here, restore pit and go out.
+ pit--;
+ break;
+ }
+
+ if (par->layout() == current_layout
+ && par->params().depth() == current_depth
+ && par->params().leftIndent() == current_left_indent) {
+ // We are still in the same environment so TeXOnePar and continue;
+ TeXOnePar(buf, text, pit, os, runparams);
+ continue;
+ }
+
+ // We are now in a deeper environment.
+ // Either par->layout() != current_layout
+ // Or par->params().depth() > current_depth
+ // Or par->params().leftIndent() != current_left_indent)
+
+ if (par->layout().isParagraph()) {
+ // FIXME (Lgb): How to handle this?
+ //&& !suffixIs(os, "\n\n")
+
+ // (ARRae) There should be at least one '\n' already but we need there to
+ // be two for Standard paragraphs that are depth-increment'ed to be
+ // output correctly. However, tables can also be paragraphs so
+ // don't adjust them.
+
+ // FIXME (Lgb): Will it ever harm to have one '\n' too
+ // many? i.e. that we sometimes will have
+ // three in a row.
+ os << '\n';
+ }
+
+ // FIXME This test should not be necessary.
+ // We should perhaps issue an error if it is.
+ bool const force_plain_layout = text.inset().forcePlainLayout();
+ Layout const & style = force_plain_layout
+ ? buf.params().documentClass().plainLayout()
+ : par->layout();
+
+ if (!style.isEnvironment()) {
+ // This is a standard paragraph, no need to call TeXEnvironment.
+ TeXOnePar(buf, text, pit, os, runparams);
+ continue;
+ }
+
+ // This is a new environment.
+ TeXEnvironmentData const data =
+ prepareEnvironment(buf, text, par, os, runparams);
+ // Recursive call to TeXEnvironment!
+ TeXEnvironment(buf, text, runparams, pit, os);
+ finishEnvironment(os, runparams, data);
+ }
+
+ if (pit != runparams.par_end)
+ LYXERR(Debug::LATEX, "TeXEnvironment for paragraph " << par_begin << " done.");
}
} // namespace anon
-int latexOptArgInsets(Paragraph const & par, odocstream & os,
- OutputParams const & runparams, int number)
+void latexArgInsets(Paragraph const & par, otexstream & os,
+ OutputParams const & runparams, unsigned int reqargs,
+ unsigned int optargs)
{
- int lines = 0;
+ unsigned int totalargs = reqargs + optargs;
+ list<InsetArgument const *> ilist;
InsetList::const_iterator it = par.insetList().begin();
InsetList::const_iterator end = par.insetList().end();
- for (; it != end && number > 0 ; ++it) {
- if (it->inset->lyxCode() == OPTARG_CODE) {
- InsetOptArg * ins =
- static_cast<InsetOptArg *>(it->inset);
- lines += ins->latexOptional(os, runparams);
- --number;
+ for (; it != end; ++it) {
+ if (it->inset->lyxCode() == ARG_CODE) {
+ if (ilist.size() >= totalargs) {
+ LYXERR0("WARNING: Found extra argument inset.");
+ continue;
+ }
+ InsetArgument const * ins =
+ static_cast<InsetArgument const *>(it->inset);
+ ilist.push_back(ins);
}
}
- return lines;
-}
-// FIXME: this should be anonymous
-ParagraphList::const_iterator TeXOnePar(Buffer const & buf,
- Text const & text,
- ParagraphList::const_iterator const pit,
- odocstream & os, TexRow & texrow,
- OutputParams const & runparams_in,
- string const & everypar,
- int start_pos, int end_pos)
-{
- LYXERR(Debug::LATEX, "TeXOnePar... " << &*pit << " '"
- << everypar << "'");
- BufferParams const & bparams = buf.params();
- ParagraphList const & paragraphs = text.paragraphs();
+ if (!reqargs && ilist.empty())
+ return;
- ParagraphList::const_iterator const priorpit =
- pit == paragraphs.begin() ? pit : boost::prior(pit);
- ParagraphList::const_iterator const nextpit =
- pit == paragraphs.end() ? pit : boost::next(pit);
-
- OutputParams runparams = runparams_in;
- runparams.isLastPar = nextpit == paragraphs.end();
+ bool const have_optional_args = ilist.size() > reqargs;
+ if (have_optional_args) {
+ unsigned int todo = ilist.size() - reqargs;
+ for (unsigned int i = 0; i < todo; ++i) {
+ InsetArgument const * ins = ilist.front();
+ ilist.pop_front();
+ ins->latexArgument(os, runparams, true);
+ }
+ }
- if (runparams.verbatim) {
- int const dist = distance(paragraphs.begin(), pit);
- Font const outerfont = outerFont(dist, paragraphs);
+ // we should now have no more insets than there are required
+ // arguments.
+ LASSERT(ilist.size() <= reqargs, /* */);
+ if (!reqargs)
+ return;
- // No newline if only one paragraph in this lyxtext
- if (dist > 0) {
- os << '\n';
- texrow.newline();
+ for (unsigned int i = 0; i < reqargs; ++i) {
+ if (ilist.empty())
+ // a required argument wasn't given, so we output {}
+ os << "{}";
+ else {
+ InsetArgument const * ins = ilist.front();
+ ilist.pop_front();
+ ins->latexArgument(os, runparams, false);
}
+ }
+}
+
+namespace {
+
+// output the proper paragraph start according to latextype.
+void parStartCommand(Paragraph const & par, otexstream & os,
+ OutputParams const & runparams, Layout const & style)
+{
+ switch (style.latextype) {
+ case LATEX_COMMAND:
+ os << '\\' << from_ascii(style.latexname());
- /*bool need_par = */ pit->latex(bparams, outerfont,
- os, texrow, runparams, start_pos, end_pos);
- return nextpit;
+ // Separate handling of optional argument inset.
+ if (style.optargs != 0 || style.reqargs != 0)
+ latexArgInsets(par, os, runparams, style.reqargs, style.optargs);
+ else
+ os << from_ascii(style.latexparam());
+ break;
+ case LATEX_ITEM_ENVIRONMENT:
+ case LATEX_LIST_ENVIRONMENT:
+ os << "\\item ";
+ break;
+ case LATEX_BIB_ENVIRONMENT:
+ // ignore this, the inset will write itself
+ break;
+ default:
+ break;
}
+}
+
+} // namespace anon
+// FIXME: this should be anonymous
+void TeXOnePar(Buffer const & buf,
+ Text const & text,
+ pit_type pit,
+ otexstream & os,
+ OutputParams const & runparams_in,
+ string const & everypar,
+ int start_pos, int end_pos)
+{
+ BufferParams const & bparams = buf.params();
+ ParagraphList const & paragraphs = text.paragraphs();
+ Paragraph const & par = paragraphs.at(pit);
// FIXME This check should not really be needed.
// Perhaps we should issue an error if it is.
- Layout const style = pit->forcePlainLayout() ?
- bparams.documentClass().plainLayout() : pit->layout();
+ Layout const style = text.inset().forcePlainLayout() ?
+ bparams.documentClass().plainLayout() : par.layout();
- runparams.moving_arg |= style.needprotect;
+ if (style.inpreamble)
+ return;
+
+ LYXERR(Debug::LATEX, "TeXOnePar for paragraph " << pit << " ptr " << &par << " '"
+ << everypar << "'");
+
+ OutputParams runparams = runparams_in;
+ runparams.isLastPar = (pit == pit_type(paragraphs.size() - 1));
+ // We reinitialze par begin and end to be on the safe side
+ // with embedded inset as we don't know if they set those
+ // value correctly.
+ runparams.par_begin = 0;
+ runparams.par_end = 0;
bool const maintext = text.isMainText();
// we are at the beginning of an inset and CJK is already open;
// we count inheritation levels to get the inset nesting right.
- if (pit == paragraphs.begin() && !maintext
+ if (pit == 0 && !maintext
&& (cjk_inherited_ > 0 || open_encoding_ == CJK)) {
cjk_inherited_ += 1;
open_encoding_ = none;
}
+ if (text.inset().getLayout().isPassThru()) {
+ Font const outerfont = text.outerFont(pit);
+
+ // No newline before first paragraph in this lyxtext
+ if (pit > 0) {
+ os << '\n';
+ if (!text.inset().getLayout().parbreakIsNewline())
+ os << '\n';
+ }
+
+ par.latex(bparams, outerfont, os, runparams, start_pos, end_pos);
+ return;
+ }
+
+ Paragraph const * nextpar = runparams.isLastPar
+ ? 0 : ¶graphs.at(pit + 1);
+
+ if (style.pass_thru) {
+ Font const outerfont = text.outerFont(pit);
+ parStartCommand(par, os, runparams, style);
+
+ par.latex(bparams, outerfont, os, runparams, start_pos, end_pos);
+
+ // I did not create a parEndCommand for this minuscule
+ // task because in the other user of parStartCommand
+ // the code is different (JMarc)
+ if (style.isCommand())
+ os << "}\n";
+ else
+ os << '\n';
+ if (!style.parbreak_is_newline) {
+ os << '\n';
+ } else if (nextpar) {
+ Layout const nextstyle = text.inset().forcePlainLayout()
+ ? bparams.documentClass().plainLayout()
+ : nextpar->layout();
+ if (nextstyle.name() != style.name())
+ os << '\n';
+ }
+
+ return;
+ }
+
// This paragraph's language
- Language const * const par_language = pit->getParLanguage(bparams);
+ Language const * const par_language = par.getParLanguage(bparams);
// The document's language
Language const * const doc_language = bparams.language;
// The language that was in effect when the environment this paragraph is
(runparams.local_font != 0) ?
runparams.local_font->language() : doc_language;
+ Paragraph const * priorpar = (pit == 0) ? 0 : ¶graphs.at(pit - 1);
+
// The previous language that was in effect is the language of the
// previous paragraph, unless the previous paragraph is inside an
// environment with nesting depth greater than (or equal to, but with
// a different layout) the current one. If there is no previous
// paragraph, the previous language is the outer language.
bool const use_prev_env_language = prev_env_language_ != 0
- && priorpit->layout().isEnvironment()
- && (priorpit->getDepth() > pit->getDepth()
- || (priorpit->getDepth() == pit->getDepth()
- && priorpit->layout() != pit->layout()));
+ && priorpar
+ && priorpar->layout().isEnvironment()
+ && (priorpar->getDepth() > par.getDepth()
+ || (priorpar->getDepth() == par.getDepth()
+ && priorpar->layout() != par.layout()));
Language const * const prev_language =
- (pit != paragraphs.begin())
+ (pit != 0)
? (use_prev_env_language ? prev_env_language_
- : priorpit->getParLanguage(bparams))
+ : priorpar->getParLanguage(bparams))
: outer_language;
- if (par_language->babel() != prev_language->babel()
- // check if we already put language command in TeXEnvironment()
- && !(style.isEnvironment()
- && (pit == paragraphs.begin() ||
- (priorpit->layout() != pit->layout() &&
- priorpit->getDepth() <= pit->getDepth())
- || priorpit->getDepth() < pit->getDepth())))
+
+ bool const use_polyglossia = runparams.use_polyglossia;
+ string const par_lang = use_polyglossia ?
+ getPolyglossiaEnvName(par_language): par_language->babel();
+ string const prev_lang = use_polyglossia ?
+ getPolyglossiaEnvName(prev_language) : prev_language->babel();
+ string const doc_lang = use_polyglossia ?
+ getPolyglossiaEnvName(doc_language) : doc_language->babel();
+ string const outer_lang = use_polyglossia ?
+ getPolyglossiaEnvName(outer_language) : outer_language->babel();
+ string const lang_begin_command = use_polyglossia ?
+ "\\begin{$$lang}" : lyxrc.language_command_begin;
+ string const lang_end_command = use_polyglossia ?
+ "\\end{$$lang}" : lyxrc.language_command_end;
+
+ if (par_lang != prev_lang
+ // check if we already put language command in TeXEnvironment()
+ && !(style.isEnvironment()
+ && (pit == 0 || (priorpar->layout() != par.layout()
+ && priorpar->getDepth() <= par.getDepth())
+ || priorpar->getDepth() < par.getDepth())))
{
- if (!lyxrc.language_command_end.empty() &&
- prev_language->babel() != outer_language->babel() &&
- !prev_language->babel().empty())
+ if (!lang_end_command.empty() &&
+ prev_lang != outer_lang &&
+ !prev_lang.empty())
{
- os << from_ascii(subst(lyxrc.language_command_end,
+ os << from_ascii(subst(lang_end_command,
"$$lang",
- prev_language->babel()))
+ prev_lang))
// the '%' is necessary to prevent unwanted whitespace
<< "%\n";
- texrow.newline();
}
// We need to open a new language if we couldn't close the previous
// the previous one, if the current language is different than the
// outer_language (which is currently in effect once the previous one
// is closed).
- if ((lyxrc.language_command_end.empty() ||
- par_language->babel() != outer_language->babel()) &&
- !par_language->babel().empty()) {
+ if ((lang_end_command.empty() || par_lang != outer_lang)
+ && !par_lang.empty()) {
// If we're inside an inset, and that inset is within an \L or \R
// (or equivalents), then within the inset, too, any opposite
// language paragraph should appear within an \L or \R (in addition
// to, outside of, the normal language switch commands).
// This behavior is not correct for ArabTeX, though.
- if ( // not for ArabTeX
- (par_language->lang() != "arabic_arabtex" &&
- outer_language->lang() != "arabic_arabtex") &&
- // are we in an inset?
- runparams.local_font != 0 &&
- // is the inset within an \L or \R?
- //
- // FIXME: currently, we don't check this; this means that
- // we'll have unnnecessary \L and \R commands, but that
- // doesn't seem to hurt (though latex will complain)
- //
- // is this paragraph in the opposite direction?
- runparams.local_font->isRightToLeft() !=
- par_language->rightToLeft()
- ) {
+ if (!use_polyglossia
+ // not for ArabTeX
+ && par_language->lang() != "arabic_arabtex"
+ && outer_language->lang() != "arabic_arabtex"
+ // are we in an inset?
+ && runparams.local_font != 0
+ // is the inset within an \L or \R?
+ //
+ // FIXME: currently, we don't check this; this means that
+ // we'll have unnnecessary \L and \R commands, but that
+ // doesn't seem to hurt (though latex will complain)
+ //
+ // is this paragraph in the opposite direction?
+ && runparams.local_font->isRightToLeft() != par_language->rightToLeft()) {
// FIXME: I don't have a working copy of the Arabi package, so
// I'm not sure if the farsi and arabic_arabi stuff is correct
// or not...
os << "\\L{";
}
// With CJK, the CJK tag has to be closed first (see below)
- if (runparams.encoding->package() != Encoding::CJK) {
+ if (runparams.encoding->package() != Encoding::CJK
+ && !par_lang.empty()) {
os << from_ascii(subst(
- lyxrc.language_command_begin,
+ lang_begin_command,
"$$lang",
- par_language->babel()))
+ par_lang));
+ if (use_polyglossia
+ && !par_language->polyglossiaOpts().empty())
+ os << "["
+ << from_ascii(par_language->polyglossiaOpts())
+ << "]";
// the '%' is necessary to prevent unwanted whitespace
- << "%\n";
- texrow.newline();
+ os << "%\n";
}
}
}
// Switch file encoding if necessary; no need to do this for "default"
// encoding, since this only affects the position of the outputted
// \inputencoding command; the encoding switch will occur when necessary
- if (bparams.inputenc == "auto" &&
- runparams.encoding->package() != Encoding::none) {
+ if (bparams.inputenc == "auto"
+ && runparams.encoding->package() != Encoding::none) {
// Look ahead for future encoding changes.
// We try to output them at the beginning of the paragraph,
// since the \inputencoding command is not allowed e.g. in
- // sections.
- for (pos_type i = 0; i < pit->size(); ++i) {
- char_type const c = pit->getChar(i);
+ // sections. For this reason we only set runparams.moving_arg
+ // after checking for the encoding change, otherwise the
+ // change would be always avoided by switchEncoding().
+ for (pos_type i = 0; i < par.size(); ++i) {
+ char_type const c = par.getChar(i);
Encoding const * const encoding =
- pit->getFontSettings(bparams, i).language()->encoding();
- if (encoding->package() != Encoding::CJK &&
- runparams.encoding->package() == Encoding::inputenc &&
- c < 0x80)
+ par.getFontSettings(bparams, i).language()->encoding();
+ if (encoding->package() != Encoding::CJK
+ && runparams.encoding->package() == Encoding::inputenc
+ && c < 0x80)
continue;
- if (pit->isInset(i))
+ if (par.isInset(i))
break;
// All characters before c are in the ASCII range, and
// c is non-ASCII (but no inset), so change the
// encoding to that required by the language of c.
// With CJK, only add switch if we have CJK content at the beginning
// of the paragraph
- if (encoding->package() != Encoding::CJK || i == 0) {
- pair<bool, int> enc_switch = switchEncoding(os, bparams, runparams,
- *encoding);
- // the following is necessary after a CJK environment in a multilingual
- // context (nesting issue).
- if (par_language->encoding()->package() == Encoding::CJK &&
- open_encoding_ != CJK && cjk_inherited_ == 0) {
- os << "\\begin{CJK}{" << from_ascii(par_language->encoding()->latexName())
- << "}{" << from_ascii(bparams.fontsCJK) << "}%\n";
- open_encoding_ = CJK;
- texrow.newline();
+ if (i != 0 && encoding->package() == Encoding::CJK)
+ continue;
+
+ pair<bool, int> enc_switch = switchEncoding(os.os(),
+ bparams, runparams, *encoding);
+ // the following is necessary after a CJK environment in a multilingual
+ // context (nesting issue).
+ if (par_language->encoding()->package() == Encoding::CJK
+ && open_encoding_ != CJK && cjk_inherited_ == 0) {
+ os << "\\begin{CJK}{" << from_ascii(par_language->encoding()->latexName())
+ << "}{" << from_ascii(bparams.fonts_cjk) << "}%\n";
+ open_encoding_ = CJK;
+ }
+ if (encoding->package() != Encoding::none && enc_switch.first) {
+ if (enc_switch.second > 0) {
+ // the '%' is necessary to prevent unwanted whitespace
+ os << "%\n";
}
- if (encoding->package() != Encoding::none && enc_switch.first) {
- if (enc_switch.second > 0) {
- // the '%' is necessary to prevent unwanted whitespace
- os << "%\n";
- texrow.newline();
- }
- // With CJK, the CJK tag had to be closed first (see above)
- if (runparams.encoding->package() == Encoding::CJK) {
- os << from_ascii(subst(
- lyxrc.language_command_begin,
- "$$lang",
- par_language->babel()))
- // the '%' is necessary to prevent unwanted whitespace
- << "%\n";
- texrow.newline();
- }
- runparams.encoding = encoding;
+ // With CJK, the CJK tag had to be closed first (see above)
+ if (runparams.encoding->package() == Encoding::CJK
+ && !par_lang.empty()) {
+ os << from_ascii(subst(
+ lang_begin_command,
+ "$$lang",
+ par_lang))
+ // the '%' is necessary to prevent unwanted whitespace
+ << "%\n";
}
- break;
+ runparams.encoding = encoding;
}
+ break;
}
}
+ runparams.moving_arg |= style.needprotect;
Encoding const * const prev_encoding = runparams.encoding;
bool const useSetSpace = bparams.documentClass().provides("SetSpace");
- if (pit->allowParagraphCustomization()) {
- if (pit->params().startOfAppendix()) {
+ if (par.allowParagraphCustomization()) {
+ if (par.params().startOfAppendix()) {
os << "\\appendix\n";
- texrow.newline();
}
- if (!pit->params().spacing().isDefault()
- && (pit == paragraphs.begin()
- || !priorpit->hasSameLayout(*pit)))
+ if (!par.params().spacing().isDefault()
+ && (pit == 0 || !priorpar->hasSameLayout(par)))
{
- os << from_ascii(pit->params().spacing().writeEnvirBegin(useSetSpace))
+ os << from_ascii(par.params().spacing().writeEnvirBegin(useSetSpace))
<< '\n';
- texrow.newline();
}
if (style.isCommand()) {
os << '\n';
- texrow.newline();
}
}
- switch (style.latextype) {
- case LATEX_COMMAND:
- os << '\\' << from_ascii(style.latexname());
-
- // Separate handling of optional argument inset.
- if (style.optionalargs > 0) {
- int ret = latexOptArgInsets(*pit, os, runparams,
- style.optionalargs);
- while (ret > 0) {
- texrow.newline();
- --ret;
- }
- }
- else
- os << from_ascii(style.latexparam());
- break;
- case LATEX_ITEM_ENVIRONMENT:
- case LATEX_LIST_ENVIRONMENT:
- os << "\\item ";
- break;
- case LATEX_BIB_ENVIRONMENT:
- // ignore this, the inset will write itself
- break;
- default:
- break;
- }
+ parStartCommand(par, os, runparams, style);
- Font const outerfont = outerFont(distance(paragraphs.begin(), pit),
- paragraphs);
+ Font const outerfont = text.outerFont(pit);
// FIXME UNICODE
os << from_utf8(everypar);
- bool need_par = pit->latex(bparams, outerfont,
- os, texrow, runparams, start_pos, end_pos);
+ par.latex(bparams, outerfont, os, runparams, start_pos, end_pos);
// Make sure that \\par is done with the font of the last
// character if this has another size as the default.
// We do not need to use to change the font for the last paragraph
// or for a command.
- Font const font = pit->empty()
- ? pit->getLayoutFont(bparams, outerfont)
- : pit->getFont(bparams, pit->size() - 1, outerfont);
+ Font const font = par.empty()
+ ? par.getLayoutFont(bparams, outerfont)
+ : par.getFont(bparams, par.size() - 1, outerfont);
bool const is_command = style.isCommand();
if (style.resfont.size() != font.fontInfo().size()
- && nextpit != paragraphs.end()
+ && nextpar
&& !is_command) {
- if (!need_par)
- os << '{';
+ os << '{';
os << "\\" << from_ascii(font.latexSize()) << " \\par}";
- } else if (need_par) {
- os << "\\par}";
} else if (is_command) {
os << '}';
- runparams.encoding = prev_encoding;
+ if (runparams.encoding != prev_encoding) {
+ runparams.encoding = prev_encoding;
+ if (!runparams.isFullUnicode())
+ os << setEncoding(prev_encoding->iconvName());
+ }
}
bool pending_newline = false;
+ bool unskip_newline = false;
switch (style.latextype) {
case LATEX_ITEM_ENVIRONMENT:
case LATEX_LIST_ENVIRONMENT:
- if (nextpit != paragraphs.end()
- && (pit->params().depth() < nextpit->params().depth()))
+ if (nextpar && (par.params().depth() < nextpar->params().depth()))
pending_newline = true;
break;
case LATEX_ENVIRONMENT: {
// if its the last paragraph of the current environment
// skip it otherwise fall through
- if (nextpit != paragraphs.end() &&
- (nextpit->layout() != pit->layout()
- || nextpit->params().depth() != pit->params().depth()))
+ if (nextpar
+ && (nextpar->layout() != par.layout()
+ || nextpar->params().depth() != par.params().depth()))
break;
}
// fall through possible
default:
// we don't need it for the last paragraph!!!
- if (nextpit != paragraphs.end())
+ if (nextpar)
pending_newline = true;
}
- if (pit->allowParagraphCustomization()) {
- if (!pit->params().spacing().isDefault()
- && (nextpit == paragraphs.end() || !nextpit->hasSameLayout(*pit)))
- {
- if (pending_newline) {
+ if (par.allowParagraphCustomization()) {
+ if (!par.params().spacing().isDefault()
+ && (runparams.isLastPar || !nextpar->hasSameLayout(par))) {
+ if (pending_newline)
os << '\n';
- texrow.newline();
- }
- os << from_ascii(pit->params().spacing().writeEnvirEnd(useSetSpace));
+ os << from_ascii(par.params().spacing().writeEnvirEnd(useSetSpace));
pending_newline = true;
}
}
// Closing the language is needed for the last paragraph; it is also
// needed if we're within an \L or \R that we may have opened above (not
// necessarily in this paragraph) and are about to close.
- bool closing_rtl_ltr_environment =
+ bool closing_rtl_ltr_environment = !use_polyglossia
// not for ArabTeX
- (par_language->lang() != "arabic_arabtex" &&
- outer_language->lang() != "arabic_arabtex") &&
- // have we opened and \L or \R environment?
- runparams.local_font != 0 &&
- runparams.local_font->isRightToLeft() != par_language->rightToLeft() &&
+ && (par_language->lang() != "arabic_arabtex"
+ && outer_language->lang() != "arabic_arabtex")
+ // have we opened and \L or \R environment?
+ && runparams.local_font != 0
+ && runparams.local_font->isRightToLeft() != par_language->rightToLeft()
// are we about to close the language?
- ((nextpit != paragraphs.end() &&
- par_language->babel() !=
- (nextpit->getParLanguage(bparams))->babel()) ||
- (nextpit == paragraphs.end() &&
- par_language->babel() != outer_language->babel()));
-
- if (closing_rtl_ltr_environment || (nextpit == paragraphs.end()
- && par_language->babel() != outer_language->babel())) {
+ &&((nextpar && par_language->babel() != (nextpar->getParLanguage(bparams))->babel())
+ || (runparams.isLastPar && par_language->babel() != outer_language->babel()));
+
+ if (closing_rtl_ltr_environment
+ || (runparams.isLastPar
+ && ((!use_polyglossia && par_language->babel() != outer_language->babel())
+ || (use_polyglossia && par_language->polyglossia() != outer_language->polyglossia())))) {
// Since \selectlanguage write the language to the aux file,
// we need to reset the language at the end of footnote or
// float.
- if (pending_newline) {
+ if (pending_newline)
os << '\n';
- texrow.newline();
- }
+
// when the paragraph uses CJK, the language has to be closed earlier
if (font.language()->encoding()->package() != Encoding::CJK) {
- if (lyxrc.language_command_end.empty()) {
- if (!prev_language->babel().empty()) {
+ if (lang_end_command.empty()) {
+ // If this is a child, we should restore the
+ // master language after the last paragraph.
+ Language const * const current_language =
+ (runparams.isLastPar && runparams.master_language)
+ ? runparams.master_language
+ : outer_language;
+ string const current_lang = use_polyglossia
+ ? getPolyglossiaEnvName(current_language)
+ : current_language->babel();
+ if (!current_lang.empty()) {
os << from_ascii(subst(
- lyxrc.language_command_begin,
+ lang_begin_command,
"$$lang",
- prev_language->babel()));
+ current_lang));
pending_newline = true;
+ unskip_newline = true;
}
- } else if (!par_language->babel().empty()) {
+ } else if (!par_lang.empty()) {
os << from_ascii(subst(
- lyxrc.language_command_end,
+ lang_end_command,
"$$lang",
- par_language->babel()));
+ par_lang));
pending_newline = true;
+ unskip_newline = true;
}
}
}
os << "}";
if (pending_newline) {
+ if (unskip_newline)
+ // prevent unwanted whitespace
+ os << '%';
os << '\n';
- texrow.newline();
}
// if this is a CJK-paragraph and the next isn't, close CJK
// also if the next paragraph is a multilingual environment (because of nesting)
- if (nextpit != paragraphs.end() && open_encoding_ == CJK &&
- (nextpit->getParLanguage(bparams)->encoding()->package() != Encoding::CJK ||
- (nextpit->layout().isEnvironment() && nextpit->isMultiLingual(bparams)))
- // inbetween environments, CJK has to be closed later (nesting!)
- && (!style.isEnvironment() || !nextpit->layout().isEnvironment())) {
+ if (nextpar
+ && open_encoding_ == CJK
+ && (nextpar->getParLanguage(bparams)->encoding()->package() != Encoding::CJK
+ || (nextpar->layout().isEnvironment() && nextpar->isMultiLingual(bparams)))
+ // inbetween environments, CJK has to be closed later (nesting!)
+ && (!style.isEnvironment() || !nextpar->layout().isEnvironment())) {
os << "\\end{CJK}\n";
open_encoding_ = none;
}
// If this is the last paragraph, close the CJK environment
// if necessary. If it's an environment, we'll have to \end that first.
- if (nextpit == paragraphs.end() && !style.isEnvironment()) {
+ if (runparams.isLastPar && !style.isEnvironment()) {
switch (open_encoding_) {
case CJK: {
// do nothing at the end of child documents
break;
// end of main text
if (maintext) {
- os << '\n';
- texrow.newline();
- os << "\\end{CJK}\n";
- texrow.newline();
+ os << "\n\\end{CJK}\n";
// end of an inset
} else
os << "\\end{CJK}";
// If this is the last paragraph, and a local_font was set upon entering
// the inset, and we're using "auto" or "default" encoding, the encoding
// should be set back to that local_font's encoding.
- // However, do not change the encoding when XeTeX is used.
- if (nextpit == paragraphs.end() && runparams_in.local_font != 0
+ // However, do not change the encoding when a fully unicode aware backend
+ // such as XeTeX is used.
+ if (runparams.isLastPar && runparams_in.local_font != 0
&& runparams_in.encoding != runparams_in.local_font->language()->encoding()
&& (bparams.inputenc == "auto" || bparams.inputenc == "default")
- && (!bparams.useXetex)) {
+ && (!runparams.isFullUnicode())) {
runparams_in.encoding = runparams_in.local_font->language()->encoding();
os << setEncoding(runparams_in.encoding->iconvName());
}
// we don't need a newline for the last paragraph!!!
// Note from JMarc: we will re-add a \n explicitly in
// TeXEnvironment, because it is needed in this case
- if (nextpit != paragraphs.end()) {
- Layout const & next_layout = nextpit->layout();
+ if (nextpar) {
+ Layout const & next_layout = nextpar->layout();
if (style == next_layout
// no blank lines before environments!
|| !next_layout.isEnvironment()
// information whether the current TeX row is empty or not.
// For some ideas about how to fix this, see this thread:
// http://www.mail-archive.com/lyx-devel@lists.lyx.org/msg145787.html
- || nextpit->params().depth() != pit->params().depth()) {
+ || nextpar->params().depth() != par.params().depth()) {
os << '\n';
- texrow.newline();
}
}
- if (nextpit != paragraphs.end())
- LYXERR(Debug::LATEX, "TeXOnePar...done " << &*nextpit);
+ LYXERR(Debug::LATEX, "TeXOnePar for paragraph " << pit << " done; ptr "
+ << &par << " next " << nextpar);
- return nextpit;
+ return;
}
// LaTeX all paragraphs
void latexParagraphs(Buffer const & buf,
Text const & text,
- odocstream & os,
- TexRow & texrow,
+ otexstream & os,
OutputParams const & runparams,
string const & everypar)
{
- bool was_title = false;
- bool already_title = false;
BufferParams const & bparams = buf.params();
- DocumentClass const & tclass = bparams.documentClass();
- ParagraphList const & paragraphs = text.paragraphs();
- ParagraphList::const_iterator par = paragraphs.begin();
- ParagraphList::const_iterator endpar = paragraphs.end();
-
- LASSERT(runparams.par_begin <= runparams.par_end, /**/);
- // if only part of the paragraphs will be outputed
- if (runparams.par_begin != runparams.par_end) {
- par = boost::next(paragraphs.begin(), runparams.par_begin);
- endpar = boost::next(paragraphs.begin(), runparams.par_end);
- // runparams will be passed to nested paragraphs, so
- // we have to reset the range parameters.
- const_cast<OutputParams&>(runparams).par_begin = 0;
- const_cast<OutputParams&>(runparams).par_end = 0;
- }
bool const maintext = text.isMainText();
bool const is_child = buf.masterBuffer() != &buf;
if (maintext && !is_child
&& bparams.encoding().package() == Encoding::CJK) {
os << "\\begin{CJK}{" << from_ascii(bparams.encoding().latexName())
- << "}{" << from_ascii(bparams.fontsCJK) << "}%\n";
- texrow.newline();
+ << "}{" << from_ascii(bparams.fonts_cjk) << "}%\n";
open_encoding_ = CJK;
}
- // if "auto begin" is switched off, explicitely switch the
+ // if "auto begin" is switched off, explicitly switch the
// language on at start
+ string const mainlang = runparams.use_polyglossia
+ ? getPolyglossiaEnvName(bparams.language)
+ : bparams.language->babel();
+ string const lang_begin_command = runparams.use_polyglossia ?
+ "\\begin{$$lang}" : lyxrc.language_command_begin;
+
if (maintext && !lyxrc.language_auto_begin &&
- !bparams.language->babel().empty()) {
+ !mainlang.empty()) {
// FIXME UNICODE
- os << from_utf8(subst(lyxrc.language_command_begin,
+ os << from_utf8(subst(lang_begin_command,
"$$lang",
- bparams.language->babel()))
- << '\n';
- texrow.newline();
+ mainlang));
+ if (runparams.use_polyglossia
+ && !bparams.language->polyglossiaOpts().empty())
+ os << "["
+ << from_ascii(bparams.language->polyglossiaOpts())
+ << "]";
+ os << '\n';
}
- ParagraphList::const_iterator lastpar;
- // if only_body
- while (par != endpar) {
- lastpar = par;
+ ParagraphList const & paragraphs = text.paragraphs();
+ LASSERT(runparams.par_begin <= runparams.par_end, /**/);
+
+ if (runparams.par_begin == runparams.par_end) {
+ // The full doc will be exported but it is easier to just rely on
+ // runparams range parameters that will be passed TeXEnvironment.
+ runparams.par_begin = 0;
+ runparams.par_end = paragraphs.size();
+ }
+
+ pit_type pit = runparams.par_begin;
+ // lastpit is for the language check after the loop.
+ pit_type lastpit = pit;
+ // variables used in the loop:
+ bool was_title = false;
+ bool already_title = false;
+ DocumentClass const & tclass = bparams.documentClass();
+
+ for (; pit < runparams.par_end; ++pit) {
+ lastpit = pit;
+ ParagraphList::const_iterator par = paragraphs.constIterator(pit);
+
// FIXME This check should not be needed. We should
// perhaps issue an error if it is.
- Layout const & layout = par->forcePlainLayout() ?
+ Layout const & layout = text.inset().forcePlainLayout() ?
tclass.plainLayout() : par->layout();
if (layout.intitle) {
if (already_title) {
- lyxerr << "Error in latexParagraphs: You"
+ LYXERR0("Error in latexParagraphs: You"
" should not mix title layouts"
- " with normal ones." << endl;
+ " with normal ones.");
} else if (!was_title) {
was_title = true;
if (tclass.titletype() == TITLE_ENVIRONMENT) {
os << "\\begin{"
<< from_ascii(tclass.titlename())
<< "}\n";
- texrow.newline();
}
}
} else if (was_title && !already_title) {
os << "\\" << from_ascii(tclass.titlename())
<< "\n";
}
- texrow.newline();
already_title = true;
was_title = false;
}
- if (layout.isEnvironment() ||
- !par->params().leftIndent().zero()) {
- par = TeXEnvironment(buf, text, par, os,
- texrow, runparams);
- } else {
- par = TeXOnePar(buf, text, par, os, texrow,
- runparams, everypar);
+
+ if (!layout.isEnvironment() && par->params().leftIndent().zero()) {
+ // This is a standard top level paragraph, TeX it and continue.
+ TeXOnePar(buf, text, pit, os, runparams, everypar);
+ continue;
}
- if (distance(lastpar, par) >= distance(lastpar, endpar))
- break;
+
+ TeXEnvironmentData const data =
+ prepareEnvironment(buf, text, par, os, runparams);
+ // pit can be changed in TeXEnvironment.
+ TeXEnvironment(buf, text, runparams, pit, os);
+ finishEnvironment(os, runparams, data);
+ }
+
+ if (pit == runparams.par_end) {
+ // Make sure that the last paragraph is
+ // correctly terminated (because TeXOnePar does
+ // not add a \n in this case)
+ //os << '\n';
}
// It might be that we only have a title in this document
if (was_title && !already_title) {
if (tclass.titletype() == TITLE_ENVIRONMENT) {
os << "\\end{" << from_ascii(tclass.titlename())
- << "}\n";
- }
- else {
+ << "}\n";
+ } else {
os << "\\" << from_ascii(tclass.titlename())
- << "\n";
- }
- texrow.newline();
+ << "\n";
+ }
}
- // if "auto end" is switched off, explicitely close the language at the end
+ // if "auto end" is switched off, explicitly close the language at the end
// but only if the last par is in a babel language
- if (maintext && !lyxrc.language_auto_end && !bparams.language->babel().empty() &&
- lastpar->getParLanguage(bparams)->encoding()->package() != Encoding::CJK) {
- os << from_utf8(subst(lyxrc.language_command_end,
+ string const lang_end_command = runparams.use_polyglossia ?
+ "\\end{$$lang}" : lyxrc.language_command_end;
+ if (maintext && !lyxrc.language_auto_end && !mainlang.empty() &&
+ paragraphs.at(lastpit).getParLanguage(bparams)->encoding()->package() != Encoding::CJK) {
+ os << from_utf8(subst(lang_end_command,
"$$lang",
- bparams.language->babel()))
+ mainlang))
<< '\n';
- texrow.newline();
}
// If the last paragraph is an environment, we'll have to close
// CJK at the very end to do proper nesting.
if (maintext && !is_child && open_encoding_ == CJK) {
os << "\\end{CJK}\n";
- texrow.newline();
open_encoding_ = none;
}
count += 7;
}
os << "\\begin{CJK}{" << inputenc_arg << "}{"
- << from_ascii(bparams.fontsCJK) << "}";
+ << from_ascii(bparams.fonts_cjk) << "}";
open_encoding_ = CJK;
return make_pair(true, count + 15);
}