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Make language nesting code more readable

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This is a tiny simplification that makes understanding the code more easy and
will help in fixing the remaining regressions. The logic remains the same, no
export test result is changed.
This commit is contained in:
Georg Baum 2015-10-27 22:36:52 +01:00
parent b4e6019834
commit 1eaa2366bf
1 changed files with 9 additions and 5 deletions
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14
src/output_latex.cpp
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@ -637,6 +637,8 @@ void TeXOnePar(Buffer const & buf,
// This paragraph's language // This paragraph's language
Language const * const par_language = par.getParLanguage(bparams); Language const * const par_language = par.getParLanguage(bparams);
Language const * const nextpar_language = nextpar ?
nextpar->getParLanguage(bparams) : 0;
// The document's language // The document's language
Language const * const doc_language = bparams.language; Language const * const doc_language = bparams.language;
// The language that was in effect when the environment this paragraph is // The language that was in effect when the environment this paragraph is
@ -672,6 +674,9 @@ void TeXOnePar(Buffer const & buf,
getPolyglossiaEnvName(prev_language) : prev_language->babel(); getPolyglossiaEnvName(prev_language) : prev_language->babel();
string const outer_lang = use_polyglossia ? string const outer_lang = use_polyglossia ?
getPolyglossiaEnvName(outer_language) : outer_language->babel(); getPolyglossiaEnvName(outer_language) : outer_language->babel();
string const nextpar_lang = nextpar_language ? (use_polyglossia ?
getPolyglossiaEnvName(nextpar_language) :
nextpar_language->babel()) : string();
string lang_begin_command = use_polyglossia ? string lang_begin_command = use_polyglossia ?
"\\begin{$$lang}$$opts" : lyxrc.language_command_begin; "\\begin{$$lang}$$opts" : lyxrc.language_command_begin;
string lang_end_command = use_polyglossia ? string lang_end_command = use_polyglossia ?
@ -934,13 +939,12 @@ void TeXOnePar(Buffer const & buf,
&& runparams.local_font != 0 && runparams.local_font != 0
&& runparams.local_font->isRightToLeft() != par_language->rightToLeft() && runparams.local_font->isRightToLeft() != par_language->rightToLeft()
// are we about to close the language? // are we about to close the language?
&&((nextpar && par_language->babel() != (nextpar->getParLanguage(bparams))->babel()) &&((nextpar && par_lang != nextpar_lang)
|| (runparams.isLastPar && par_language->babel() != outer_language->babel())); || (runparams.isLastPar && par_lang != outer_lang));
if (closing_rtl_ltr_environment if (closing_rtl_ltr_environment
|| (runparams.isLastPar || (runparams.isLastPar
&& ((!use_polyglossia && par_language->babel() != outer_language->babel()) && par_lang != outer_lang)) {
|| (use_polyglossia && par_language->polyglossia() != outer_language->polyglossia())))) {
// Since \selectlanguage write the language to the aux file, // Since \selectlanguage write the language to the aux file,
// we need to reset the language at the end of footnote or // we need to reset the language at the end of footnote or
// float. // float.
@ -1000,7 +1004,7 @@ void TeXOnePar(Buffer const & buf,
// also if the next paragraph is a multilingual environment (because of nesting) // also if the next paragraph is a multilingual environment (because of nesting)
if (nextpar if (nextpar
&& state->open_encoding_ == CJK && state->open_encoding_ == CJK
&& (nextpar->getParLanguage(bparams)->encoding()->package() != Encoding::CJK && (nextpar_language->encoding()->package() != Encoding::CJK
|| (nextpar->layout().isEnvironment() && nextpar->isMultiLingual(bparams))) || (nextpar->layout().isEnvironment() && nextpar->isMultiLingual(bparams)))
// inbetween environments, CJK has to be closed later (nesting!) // inbetween environments, CJK has to be closed later (nesting!)
&& (!style.isEnvironment() || !nextpar->layout().isEnvironment())) { && (!style.isEnvironment() || !nextpar->layout().isEnvironment())) {