* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
- * \author Lars Gullik Bjønnes
+ * \author Lars Gullik Bjønnes
*
* Full author contact details are available in file CREDITS.
*/
#include "LyXRC.h"
#include "OutputParams.h"
#include "Paragraph.h"
-#include "paragraph_funcs.h"
#include "ParagraphParameters.h"
#include "TextClass.h"
#include "TexRow.h"
static int open_encoding_ = none;
static int cjk_inherited_ = 0;
+Language const * prev_env_language_ = 0;
ParagraphList::const_iterator
odocstream & os, TexRow & texrow,
OutputParams const & runparams);
-ParagraphList::const_iterator
-TeXOnePar(Buffer const & buf,
- Text const & text,
- ParagraphList::const_iterator pit,
- odocstream & os, TexRow & texrow,
- OutputParams const & runparams,
- string const & everypar = string());
-
ParagraphList::const_iterator
TeXDeeper(Buffer const & buf,
ParagraphList const & paragraphs = text.paragraphs();
+ bool const force_plain_layout = text.inset().forcePlainLayout();
while (par != paragraphs.end() &&
- par->params().depth() == pit->params().depth()) {
- if (par->layout().isEnvironment()) {
+ 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 = force_plain_layout
+ ? buf.params().documentClass().plainLayout() : par->layout();
+ if (style.isEnvironment()) {
par = TeXEnvironment(buf, text, par,
os, texrow, runparams);
} else {
BufferParams const & bparams = buf.params();
- Layout const & style = pit->forcePlainLayout() ?
- bparams.documentClass().emptyLayout() : pit->layout();
+ // FIXME This test should not be necessary.
+ // We should perhaps issue an error if it is.
+ Layout const & style = text.inset().forcePlainLayout() ?
+ bparams.documentClass().plainLayout() : pit->layout();
ParagraphList const & paragraphs = text.paragraphs();
+ ParagraphList::const_iterator const priorpit =
+ pit == paragraphs.begin() ? pit : boost::prior(pit);
+
+ 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()));
+ Encoding const * const prev_encoding = runparams.encoding;
Language const * const par_language = pit->getParLanguage(bparams);
Language const * const doc_language = bparams.language;
Language const * const prev_par_language =
(pit != paragraphs.begin())
- ? boost::prior(pit)->getParLanguage(bparams)
+ ? (use_prev_env_language ? prev_env_language_
+ : priorpit->getParLanguage(bparams))
: doc_language;
if (par_language->babel() != prev_par_language->babel()) {
<< pit->params().labelWidthString()
<< "}\n";
} else if (style.labeltype == LABEL_BIBLIO) {
- // ale970405
- os << '{' << bibitemWidest(buf) << "}\n";
+ if (pit->params().labelWidthString().empty())
+ os << '{' << bibitemWidest(buf, runparams) << "}\n";
+ else
+ os << '{'
+ << pit->params().labelWidthString()
+ << "}\n";
} else
os << from_ascii(style.latexparam()) << '\n';
texrow.newline();
bool cjk_nested = false;
if (par_language->encoding()->package() == Encoding::CJK &&
open_encoding_ != CJK && pit->isMultiLingual(bparams)) {
- os << "\\begin{CJK}{" << from_ascii(par_language->encoding()->latexName())
- << "}{" << from_ascii(bparams.fontsCJK) << "}%\n";
+ if (prev_par_language->encoding()->package() == Encoding::CJK)
+ os << "\\begin{CJK}{" << from_ascii(par_language->encoding()->latexName())
+ << "}{" << from_ascii(bparams.fontsCJK) << "}%\n";
open_encoding_ = CJK;
cjk_nested = true;
texrow.newline();
if (style.isEnvironment()) {
os << "\\end{" << from_ascii(style.latexname()) << "}\n";
texrow.newline();
+ prev_env_language_ = par_language;
+ if (runparams.encoding != prev_encoding) {
+ runparams.encoding = prev_encoding;
+ if (!bparams.useXetex)
+ os << setEncoding(prev_encoding->iconvName());
+ }
}
if (leftindent_open) {
os << "\\end{LyXParagraphLeftIndent}\n";
texrow.newline();
+ prev_env_language_ = par_language;
+ if (runparams.encoding != prev_encoding) {
+ runparams.encoding = prev_encoding;
+ if (!bparams.useXetex)
+ os << setEncoding(prev_encoding->iconvName());
+ }
}
if (par != paragraphs.end())
return lines;
}
-
-namespace {
-
-ParagraphList::const_iterator
-TeXOnePar(Buffer const & buf,
+// 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)
+ 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();
- ParagraphList::const_iterator priorpit = pit;
- if (priorpit != paragraphs.begin())
- --priorpit;
- ParagraphList::const_iterator nextpit = pit;
- if (nextpit != paragraphs.end())
- ++nextpit;
+ 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 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
+ && (cjk_inherited_ > 0 || open_encoding_ == CJK)) {
+ cjk_inherited_ += 1;
+ open_encoding_ = none;
+ }
- if (runparams_in.verbatim) {
+ if (runparams.verbatim) {
int const dist = distance(paragraphs.begin(), pit);
- Font const outerfont = outerFont(dist, paragraphs);
+ Font const outerfont = text.outerFont(dist);
// No newline if only one paragraph in this lyxtext
if (dist > 0) {
}
/*bool need_par = */ pit->latex(bparams, outerfont,
- os, texrow, runparams_in);
+ os, texrow, runparams, start_pos, end_pos);
return nextpit;
}
- Layout const style = pit->forcePlainLayout() ?
- bparams.documentClass().emptyLayout() : pit->layout();
-
- OutputParams runparams = runparams_in;
- runparams.moving_arg |= style.needprotect;
-
- bool const maintext = text.isMainText(buf);
- // 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
- && (cjk_inherited_ > 0 || open_encoding_ == CJK)) {
- cjk_inherited_ += 1;
- open_encoding_ = none;
- }
+ // FIXME This check should not really be needed.
+ // Perhaps we should issue an error if it is.
+ Layout const style = text.inset().forcePlainLayout() ?
+ bparams.documentClass().plainLayout() : pit->layout();
// This paragraph's language
Language const * const par_language = pit->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
+ // The language that was in effect when the environment this paragraph is
// inside of was opened
- Language const * const outer_language =
+ Language const * const outer_language =
(runparams.local_font != 0) ?
runparams.local_font->language() : doc_language;
- // The previous language that was in effect is either the language of
- // the previous paragraph, if there is one, or else the outer language
- // if there is no previous paragraph
+
+ // 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()));
Language const * const prev_language =
- (pit != paragraphs.begin()) ?
- priorpit->getParLanguage(bparams) : outer_language;
+ (pit != paragraphs.begin())
+ ? (use_prev_env_language ? prev_env_language_
+ : priorpit->getParLanguage(bparams))
+ : outer_language;
if (par_language->babel() != prev_language->babel()
// check if we already put language command in TeXEnvironment()
texrow.newline();
}
- // We need to open a new language if we couldn't close the previous
+ // We need to open a new language if we couldn't close the previous
// one (because there's no language_command_end); and even if we closed
// the previous one, if the current language is different than the
// outer_language (which is currently in effect once the previous one
// 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
+ // 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()
// 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.
+ // 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 < pit->size(); ++i) {
char_type const c = pit->getChar(i);
Encoding const * const encoding =
// With CJK, only add switch if we have CJK content at the beginning
// of the paragraph
if (encoding->package() != Encoding::CJK || i == 0) {
- OutputParams tmp_rp = runparams;
- runparams.moving_arg = false;
pair<bool, int> enc_switch = switchEncoding(os, bparams, runparams,
*encoding);
- runparams = tmp_rp;
// the following is necessary after a CJK environment in a multilingual
// context (nesting issue).
if (par_language->encoding()->package() == Encoding::CJK &&
}
}
+ 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()) {
break;
}
- Font const outerfont = outerFont(distance(paragraphs.begin(), pit),
- paragraphs);
+ Font const outerfont = text.outerFont(distance(paragraphs.begin(), pit));
// FIXME UNICODE
os << from_utf8(everypar);
bool need_par = pit->latex(bparams, outerfont,
- os, texrow, runparams);
+ os, texrow, 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.
? pit->getLayoutFont(bparams, outerfont)
: pit->getFont(bparams, pit->size() - 1, outerfont);
- bool is_command = style.isCommand();
+ bool const is_command = style.isCommand();
if (style.resfont.size() != font.fontInfo().size()
&& nextpit != paragraphs.end()
os << "\\" << from_ascii(font.latexSize()) << " \\par}";
} else if (need_par) {
os << "\\par}";
- } else if (is_command)
+ } else if (is_command) {
os << '}';
+ if (runparams.encoding != prev_encoding) {
+ runparams.encoding = prev_encoding;
+ if (!bparams.useXetex)
+ os << setEncoding(prev_encoding->iconvName());
+ }
+ }
bool pending_newline = false;
switch (style.latextype) {
case LATEX_ENVIRONMENT: {
// if its the last paragraph of the current environment
// skip it otherwise fall through
- ParagraphList::const_iterator next = nextpit;
-
- if (next != paragraphs.end() && (next->layout() != pit->layout()
- || next->params().depth() != pit->params().depth()))
+ if (nextpit != paragraphs.end() &&
+ (nextpit->layout() != pit->layout()
+ || nextpit->params().depth() != pit->params().depth()))
break;
}
- // fall through possible
+ // fall through possible
default:
// we don't need it for the last paragraph!!!
if (nextpit != paragraphs.end())
// 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 =
// not for ArabTeX
(par_language->lang() != "arabic_arabtex" &&
outer_language->lang() != "arabic_arabtex") &&
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()));
+ 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())) {
// 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 this is a child, we should restore the
+ // master language after the last paragraph.
+ Language const * const current_language =
+ (nextpit == paragraphs.end()
+ && runparams.master_language)
+ ? runparams.master_language
+ : outer_language;
+ if (!current_language->babel().empty()) {
os << from_ascii(subst(
lyxrc.language_command_begin,
"$$lang",
- prev_language->babel()));
+ current_language->babel()));
pending_newline = true;
}
} else if (!par_language->babel().empty()) {
// 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))
- // in environments, CJK has to be closed later (nesting!)
- && !style.isEnvironment()) {
+ (nextpit->layout().isEnvironment() && nextpit->isMultiLingual(bparams)))
+ // inbetween environments, CJK has to be closed later (nesting!)
+ && (!style.isEnvironment() || !nextpit->layout().isEnvironment())) {
os << "\\end{CJK}\n";
open_encoding_ = none;
}
if (nextpit == paragraphs.end() && !style.isEnvironment()) {
switch (open_encoding_) {
case CJK: {
+ // do nothing at the end of child documents
+ if (maintext && buf.masterBuffer() != &buf)
+ break;
// end of main text
if (maintext) {
os << '\n';
// 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
&& runparams_in.encoding != runparams_in.local_font->language()->encoding()
- && (bparams.inputenc == "auto" || bparams.inputenc == "default")) {
+ && (bparams.inputenc == "auto" || bparams.inputenc == "default")
+ && (!bparams.useXetex)) {
runparams_in.encoding = runparams_in.local_font->language()->encoding();
os << setEncoding(runparams_in.encoding->iconvName());
}
runparams_in.encoding = runparams.encoding;
- // we don't need it for the last paragraph!!!
- // Note from JMarc: we will re-add a \n explicitely in
+ // 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();
- // no blank lines before environments!
- if (!next_layout.isEnvironment() || style == next_layout) {
+ if (style == next_layout
+ // no blank lines before environments!
+ || !next_layout.isEnvironment()
+ // unless there's a depth change
+ // FIXME What we really want to do here is put every \begin and \end
+ // tag on a new line (which was not the case with nested environments).
+ // But in the present state of play, we don't have access to the
+ // 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()) {
os << '\n';
texrow.newline();
}
return nextpit;
}
-} // anon namespace
-
// LaTeX all paragraphs
void latexParagraphs(Buffer const & buf,
const_cast<OutputParams&>(runparams).par_end = 0;
}
- bool const maintext = text.isMainText(buf);
+ bool const maintext = text.isMainText();
+ bool const is_child = buf.masterBuffer() != &buf;
// Open a CJK environment at the beginning of the main buffer
// if the document's language is a CJK language
- if (maintext && bparams.encoding().package() == Encoding::CJK) {
+ // (but not in child documents)
+ if (maintext && !is_child
+ && bparams.encoding().package() == Encoding::CJK) {
os << "\\begin{CJK}{" << from_ascii(bparams.encoding().latexName())
<< "}{" << from_ascii(bparams.fontsCJK) << "}%\n";
texrow.newline();
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
if (maintext && !lyxrc.language_auto_begin &&
!bparams.language->babel().empty()) {
// if only_body
while (par != endpar) {
lastpar = par;
- Layout const & layout = par->forcePlainLayout() ?
- tclass.emptyLayout() :
- par->layout();
+ // FIXME This check should not be needed. We should
+ // perhaps issue an error if it is.
+ Layout const & layout = text.inset().forcePlainLayout() ?
+ tclass.plainLayout() : par->layout();
if (layout.intitle) {
if (already_title) {
texrow.newline();
}
- // 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) {
// If the last paragraph is an environment, we'll have to close
// CJK at the very end to do proper nesting.
- if (maintext && open_encoding_ == CJK) {
+ if (maintext && !is_child && open_encoding_ == CJK) {
os << "\\end{CJK}\n";
texrow.newline();
open_encoding_ = none;
pair<bool, int> switchEncoding(odocstream & os, BufferParams const & bparams,
- OutputParams const & runparams, Encoding const & newEnc)
+ OutputParams const & runparams, Encoding const & newEnc,
+ bool force)
{
- Encoding const oldEnc = *runparams.encoding;
+ Encoding const & oldEnc = *runparams.encoding;
bool moving_arg = runparams.moving_arg;
- if ((bparams.inputenc != "auto" && bparams.inputenc != "default")
- || moving_arg)
+ if (!force && ((bparams.inputenc != "auto" && bparams.inputenc != "default")
+ || moving_arg))
return make_pair(false, 0);
// Do nothing if the encoding is unchanged.
docstring const inputenc_arg(from_ascii(newEnc.latexName()));
switch (newEnc.package()) {
case Encoding::none:
+ case Encoding::japanese:
// shouldn't ever reach here, see above
return make_pair(true, 0);
case Encoding::inputenc: {
open_encoding_ = none;
count += 7;
}
- if (runparams.local_font != 0 && oldEnc.package() == Encoding::CJK) {
- // within insets, \inputenc switches need to be
- // embraced within \bgroup ... \egroup; else CJK fails.
+ if (runparams.local_font != 0
+ && oldEnc.package() == Encoding::CJK) {
+ // within insets, \inputenc switches need
+ // to be embraced within \bgroup...\egroup;
+ // else CJK fails.
os << "\\bgroup";
count += 7;
open_encoding_ = inputenc;
}
+ // with the japanese option, inputenc is omitted.
+ if (runparams.use_japanese)
+ return make_pair(true, count);
os << "\\inputencoding{" << inputenc_arg << '}';
return make_pair(true, count + 16);
}
case Encoding::CJK: {
int count = inputenc_arg.length();
- if (oldEnc.package() == Encoding::CJK &&
+ if (oldEnc.package() == Encoding::CJK &&
open_encoding_ == CJK) {
os << "\\end{CJK}";
count += 9;
}
- if (oldEnc.package() == Encoding::inputenc &&
+ if (oldEnc.package() == Encoding::inputenc &&
open_encoding_ == inputenc) {
os << "\\egroup";
count += 7;
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