-/* This file is part of
- * ======================================================
- *
- * LyX, The Document Processor
- *
- * Copyright 1995 Matthias Ettrich
- * Copyright 1995-2001 The LyX Team.
+/**
+ * \file paragraph_funcs.C
+ * This file is part of LyX, the document processor.
+ * Licence details can be found in the file COPYING.
*
- * ====================================================== */
+ * \author Lars Gullik Bjønnes
+ *
+ * Full author contact details are available in file CREDITS
+ */
#include <config.h>
#include "paragraph_funcs.h"
+#include "paragraph_pimpl.h"
#include "buffer.h"
#include "ParagraphParameters.h"
#include "lyxtextclasslist.h"
#include "debug.h"
+#include "gettext.h"
+#include "language.h"
+#include "encoding.h"
+#include "lyxrc.h"
+#include "lyxlex.h"
+#include "support/BoostFormat.h"
+#include "factory.h"
+#include "support/lstrings.h"
+#include "insets/insetoptarg.h"
+#include "insets/insetcommandparams.h"
+#include "insets/insetbibitem.h"
+#include "insets/insetspecialchar.h"
+#include "insets/insetlatexaccent.h"
+#include "insets/insettabular.h"
+#include "insets/insethfill.h"
+#include "insets/inseterror.h"
+#include "insets/insetnewline.h"
+
+extern string bibitemWidest(Buffer const *);
using lyx::pos_type;
//using lyx::layout_type;
using std::endl;
-
+using std::ostream;
void breakParagraph(BufferParams const & bparams,
- Paragraph * par,
+ ParagraphList & paragraphs,
+ ParagraphList::iterator par,
pos_type pos,
int flag)
{
- // create a new paragraph
- Paragraph * tmp = new Paragraph(par);
+ // create a new paragraph, and insert into the list
+ ParagraphList::iterator tmp = paragraphs.insert(boost::next(par),
+ new Paragraph);
+
+ // without doing that we get a crash when typing <Return> at the
+ // end of a paragraph
+ tmp->layout(bparams.getLyXTextClass().defaultLayout());
// remember to set the inset_owner
tmp->setInsetOwner(par->inInset());
-
+
+ if (bparams.tracking_changes)
+ tmp->trackChanges();
+
// this is an idea for a more userfriendly layout handling, I will
// see what the users say
-
+
// layout stays the same with latex-environments
if (flag) {
tmp->layout(par->layout());
tmp->setLabelWidthString(par->params().labelWidthString());
}
- bool isempty = (par->layout()->keepempty && par->empty());
-
+ bool const isempty = (par->layout()->keepempty && par->empty());
+
if (!isempty && (par->size() > pos || par->empty() || flag == 2)) {
tmp->layout(par->layout());
tmp->params().align(par->params().align());
tmp->setLabelWidthString(par->params().labelWidthString());
-
+
tmp->params().lineBottom(par->params().lineBottom());
par->params().lineBottom(false);
tmp->params().pagebreakBottom(par->params().pagebreakBottom());
par->params().pagebreakBottom(false);
tmp->params().spaceBottom(par->params().spaceBottom());
par->params().spaceBottom(VSpace(VSpace::NONE));
-
+
tmp->params().depth(par->params().depth());
tmp->params().noindent(par->params().noindent());
-
+
// copy everything behind the break-position
// to the new paragraph
+
+#ifdef WITH_WARNINGS
+#warning this seems wrong
+#endif
+ /* FIXME: if !keepempty, empty() == true, then we reach
+ * here with size() == 0. So pos_end becomes - 1. Why
+ * doesn't this cause problems ???
+ */
pos_type pos_end = par->size() - 1;
pos_type i = pos;
pos_type j = pos;
+
for (; i <= pos_end; ++i) {
+ Change::Type change(par->lookupChange(i));
par->cutIntoMinibuffer(bparams, i);
- if (tmp->insertFromMinibuffer(j - pos))
+ if (tmp->insertFromMinibuffer(j - pos)) {
+ tmp->setChange(j - pos, change);
++j;
+ }
}
for (i = pos_end; i >= pos; --i) {
- par->erase(i);
+ par->eraseIntern(i);
}
}
-
- // just an idea of me
- if (!pos) {
- tmp->params().lineTop(par->params().lineTop());
- tmp->params().pagebreakTop(par->params().pagebreakTop());
- tmp->params().spaceTop(par->params().spaceTop());
- tmp->bibkey = par->bibkey;
- par->bibkey = 0;
- par->params().clear();
+ if (pos)
+ return;
+
+ tmp->params().lineTop(par->params().lineTop());
+ tmp->params().pagebreakTop(par->params().pagebreakTop());
+ tmp->params().spaceTop(par->params().spaceTop());
+ par->params().clear();
+
+ par->layout(bparams.getLyXTextClass().defaultLayout());
+
+ // layout stays the same with latex-environments
+ if (flag) {
+ par->layout(tmp->layout());
+ par->setLabelWidthString(tmp->params().labelWidthString());
+ par->params().depth(tmp->params().depth());
+ }
- par->layout(bparams.getLyXTextClass().defaultLayout());
-
- // layout stays the same with latex-environments
- if (flag) {
- par->layout(tmp->layout());
- par->setLabelWidthString(tmp->params().labelWidthString());
- par->params().depth(tmp->params().depth());
+ // subtle, but needed to get empty pars working right
+ if (bparams.tracking_changes) {
+ if (!par->size()) {
+ par->cleanChanges();
+ } else if (!tmp->size()) {
+ tmp->cleanChanges();
}
}
}
void breakParagraphConservative(BufferParams const & bparams,
- Paragraph * par,
+ ParagraphList & paragraphs,
+ ParagraphList::iterator par,
pos_type pos)
{
// create a new paragraph
- Paragraph * tmp = new Paragraph(par);
- tmp->makeSameLayout(par);
+ ParagraphList::iterator tmp = paragraphs.insert(boost::next(par),
+ new Paragraph);
+ tmp->makeSameLayout(*par);
- // When can pos > Last()?
- // I guess pos == Last() is possible.
+ // When can pos > size()?
+ // I guess pos == size() is possible.
if (par->size() > pos) {
// copy everything behind the break-position to the new
// paragraph
if (tmp->insertFromMinibuffer(j - pos))
++j;
}
-
+
for (pos_type k = pos_end; k >= pos; --k) {
par->erase(k);
}
}
-#if 0
-// Be carefull, this does not make any check at all.
-// This method has wrong name, it combined this par with the next par.
-// In that sense it is the reverse of break paragraph. (Lgb)
-void pasteParagraph(BufferParams const & bparams,
- Paragraph * par)
+void mergeParagraph(BufferParams const & bparams,
+ ParagraphList & paragraphs,
+ ParagraphList::iterator par)
{
- // copy the next paragraph to this one
- Paragraph * the_next = par->next();
+ ParagraphList::iterator the_next = boost::next(par);
// first the DTP-stuff
par->params().lineBottom(the_next->params().lineBottom());
++j;
}
- // delete the next paragraph
- Paragraph * ppar = the_next->previous();
- Paragraph * npar = the_next->next();
- delete the_next;
- ppar->next(npar);
+ paragraphs.erase(the_next);
}
-Paragraph * depthHook(Paragraph * par, Paragraph::depth_type depth)
+ParagraphList::iterator depthHook(ParagraphList::iterator pit,
+ ParagraphList const & plist,
+ Paragraph::depth_type depth)
{
- Paragraph * newpar = par;
+ ParagraphList::iterator newpit = pit;
+ ParagraphList::iterator beg = plist.begin();
- do {
- newpar = newpar->previous();
- } while (newpar && newpar->getDepth() > depth);
+ if (newpit != beg)
+ --newpit;
- if (!newpar) {
- if (par->previous() || par->getDepth())
- lyxerr << "Error (depthHook): "
- << "no hook." << endl;
- newpar = par;
+ while (newpit != beg && newpit->getDepth() > depth) {
+ --newpit;
}
- return newpar;
+
+ if (newpit->getDepth() > depth)
+ return pit;
+
+ return newpit;
}
-Paragraph * outerHook(Paragraph * par)
+ParagraphList::iterator outerHook(ParagraphList::iterator pit,
+ ParagraphList const & plist)
{
- if (!par->getDepth())
- return 0;
- return depthHook(par, Paragraph::depth_type(par->getDepth() - 1));
+ if (!pit->getDepth())
+ return plist.end();
+ return depthHook(pit, plist,
+ Paragraph::depth_type(pit->getDepth() - 1));
}
-bool isFirstInSequence(Paragraph * par)
+bool isFirstInSequence(ParagraphList::iterator pit,
+ ParagraphList const & plist)
{
- Paragraph const * dhook = depthHook(par, par->getDepth());
- return (dhook == par
- || dhook->getLayout() != par->getLayout()
- || dhook->getDepth() != par->getDepth());
+ ParagraphList::iterator dhook = depthHook(pit, plist, pit->getDepth());
+ return (dhook == pit
+ || dhook->layout() != pit->layout()
+ || dhook->getDepth() != pit->getDepth());
}
-int getEndLabel(Paragraph * para, BufferParams const & bparams)
+int getEndLabel(ParagraphList::iterator p,
+ ParagraphList const & plist)
{
- Paragraph * par = para;
- while (par) {
- Paragraph::depth_type par_depth = par->getDepth();
- layout_type layout = par->getLayout();
- int const endlabeltype =
- textclasslist.Style(bparams.textclass,
- layout).endlabeltype;
+ ParagraphList::iterator pit = p;
+ Paragraph::depth_type par_depth = p->getDepth();
+ while (pit != plist.end()) {
+ LyXLayout_ptr const & layout = pit->layout();
+ int const endlabeltype = layout->endlabeltype;
+
if (endlabeltype != END_LABEL_NO_LABEL) {
- if (!para->next())
+ if (boost::next(p) == plist.end())
return endlabeltype;
- Paragraph::depth_type const next_depth =
- para->next()->getDepth();
+ Paragraph::depth_type const next_depth = boost::next(p)->getDepth();
if (par_depth > next_depth ||
- (par_depth == next_depth
- && layout != para->next()->getLayout()))
+ (par_depth == next_depth &&
+ layout != boost::next(p)->layout()))
return endlabeltype;
break;
}
if (par_depth == 0)
break;
- par = outerHook(par);
+ pit = outerHook(pit, plist);
+ if (pit != plist.end())
+ par_depth = pit->getDepth();
}
return END_LABEL_NO_LABEL;
}
+
+
+namespace {
+
+ParagraphList::iterator
+TeXEnvironment(Buffer const * buf,
+ ParagraphList const & paragraphs,
+ ParagraphList::iterator pit,
+ ostream & os, TexRow & texrow);
+
+ParagraphList::iterator
+TeXOnePar(Buffer const * buf,
+ ParagraphList const & paragraphs,
+ ParagraphList::iterator pit,
+ ostream & os, TexRow & texrow,
+ bool moving_arg);
+
+
+ParagraphList::iterator
+TeXDeeper(Buffer const * buf,
+ ParagraphList const & paragraphs,
+ ParagraphList::iterator pit,
+ ostream & os, TexRow & texrow)
+{
+ lyxerr[Debug::LATEX] << "TeXDeeper... " << &*pit << endl;
+ ParagraphList::iterator par = pit;
+
+ while (par != paragraphs.end() &&
+ par->params().depth() == pit->params().depth()) {
+ if (par->layout()->isEnvironment()) {
+ par = TeXEnvironment(buf, paragraphs, par,
+ os, texrow);
+ } else {
+ par = TeXOnePar(buf, paragraphs, par,
+ os, texrow, false);
+ }
+ }
+ lyxerr[Debug::LATEX] << "TeXDeeper...done " << &*par << endl;
+
+ return par;
+}
+
+
+ParagraphList::iterator
+TeXEnvironment(Buffer const * buf,
+ ParagraphList const & paragraphs,
+ ParagraphList::iterator pit,
+ ostream & os, TexRow & texrow)
+{
+ lyxerr[Debug::LATEX] << "TeXEnvironment... " << &*pit << endl;
+
+ BufferParams const & bparams = buf->params;
+
+ LyXLayout_ptr const & style = pit->layout();
+
+ Language const * language = pit->getParLanguage(bparams);
+ Language const * doc_language = bparams.language;
+ Language const * previous_language =
+ (pit != paragraphs.begin())
+ ? boost::prior(pit)->getParLanguage(bparams)
+ : doc_language;
+ if (language->babel() != previous_language->babel()) {
+
+ if (!lyxrc.language_command_end.empty() &&
+ previous_language->babel() != doc_language->babel()) {
+ os << subst(lyxrc.language_command_end, "$$lang",
+ previous_language->babel())
+ << endl;
+ texrow.newline();
+ }
+
+ if (lyxrc.language_command_end.empty() ||
+ language->babel() != doc_language->babel()) {
+ os << subst(lyxrc.language_command_begin, "$$lang",
+ language->babel())
+ << endl;
+ texrow.newline();
+ }
+ }
+
+ bool leftindent_open = false;
+ if (!pit->params().leftIndent().zero()) {
+ os << "\\begin{LyXParagraphLeftIndent}{" <<
+ pit->params().leftIndent().asLatexString() << "}\n";
+ texrow.newline();
+ leftindent_open = true;
+ }
+
+ if (style->isEnvironment()) {
+ if (style->latextype == LATEX_LIST_ENVIRONMENT) {
+ os << "\\begin{" << style->latexname() << "}{"
+ << pit->params().labelWidthString() << "}\n";
+ } else if (style->labeltype == LABEL_BIBLIO) {
+ // ale970405
+ os << "\\begin{" << style->latexname() << "}{"
+ << bibitemWidest(buf)
+ << "}\n";
+ } else if (style->latextype == LATEX_ITEM_ENVIRONMENT) {
+ os << "\\begin{" << style->latexname() << '}'
+ << style->latexparam() << '\n';
+ } else
+ os << "\\begin{" << style->latexname() << '}'
+ << style->latexparam() << '\n';
+ texrow.newline();
+ }
+ ParagraphList::iterator par = pit;
+ do {
+ par = TeXOnePar(buf, paragraphs, par, os, texrow, false);
+
+ if (par != paragraphs.end()&& 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, paragraphs, par, os, texrow);
+ }
+ } while (par != paragraphs.end()
+ && par->layout() == pit->layout()
+ && par->params().depth() == pit->params().depth()
+ && par->params().leftIndent() == pit->params().leftIndent());
+
+ if (style->isEnvironment()) {
+ os << "\\end{" << style->latexname() << "}\n";
+ texrow.newline();
+ }
+
+ if (leftindent_open) {
+ os << "\\end{LyXParagraphLeftIndent}\n";
+ texrow.newline();
+ }
+
+ lyxerr[Debug::LATEX] << "TeXEnvironment...done " << &*par << endl;
+ return par; // ale970302
+}
+
+
+InsetOptArg * optArgInset(Paragraph const & par)
+{
+ // Find the entry.
+ InsetList::iterator it = par.insetlist.begin();
+ InsetList::iterator end = par.insetlist.end();
+ for (; it != end; ++it) {
+ Inset * ins = it.getInset();
+ if (ins->lyxCode() == Inset::OPTARG_CODE) {
+ return static_cast<InsetOptArg *>(ins);
+ }
+ }
+ return 0;
+}
+
+
+ParagraphList::iterator
+TeXOnePar(Buffer const * buf,
+ ParagraphList const & paragraphs,
+ ParagraphList::iterator pit,
+ ostream & os, TexRow & texrow,
+ bool moving_arg)
+{
+ lyxerr[Debug::LATEX] << "TeXOnePar... " << &*pit << endl;
+ BufferParams const & bparams = buf->params;
+
+ Inset const * in = pit->inInset();
+ bool further_blank_line = false;
+ LyXLayout_ptr style;
+
+ // well we have to check if we are in an inset with unlimited
+ // lenght (all in one row) if that is true then we don't allow
+ // any special options in the paragraph and also we don't allow
+ // any environment other then "Standard" to be valid!
+ if ((in == 0) || !in->forceDefaultParagraphs(in)) {
+ style = pit->layout();
+
+ if (pit->params().startOfAppendix()) {
+ os << "\\appendix\n";
+ texrow.newline();
+ }
+
+ if (!pit->params().spacing().isDefault()
+ && (pit == paragraphs.begin() || !boost::prior(pit)->hasSameLayout(*pit))) {
+ os << pit->params().spacing().writeEnvirBegin() << '\n';
+ texrow.newline();
+ }
+
+ if (style->isCommand()) {
+ os << '\n';
+ texrow.newline();
+ }
+
+ if (pit->params().pagebreakTop()) {
+ os << "\\newpage";
+ further_blank_line = true;
+ }
+ if (pit->params().spaceTop().kind() != VSpace::NONE) {
+ os << pit->params().spaceTop().asLatexCommand(bparams);
+ further_blank_line = true;
+ }
+
+ if (pit->params().lineTop()) {
+ os << "\\lyxline{\\"
+ << pit->getFont(bparams, 0, outerFont(pit, paragraphs)).latexSize()
+ << '}'
+ << "\\vspace{-1\\parskip}";
+ further_blank_line = true;
+ }
+
+ if (further_blank_line) {
+ os << '\n';
+ texrow.newline();
+ }
+ } else {
+ style = bparams.getLyXTextClass().defaultLayout();
+ }
+
+ Language const * language = pit->getParLanguage(bparams);
+ Language const * doc_language = bparams.language;
+ Language const * previous_language =
+ (pit != paragraphs.begin())
+ ? boost::prior(pit)->getParLanguage(bparams)
+ : doc_language;
+
+ if (language->babel() != previous_language->babel()
+ // check if we already put language command in TeXEnvironment()
+ && !(style->isEnvironment()
+ && (pit == paragraphs.begin() ||
+ (boost::prior(pit)->layout() != pit->layout() &&
+ boost::prior(pit)->getDepth() <= pit->getDepth())
+ || boost::prior(pit)->getDepth() < pit->getDepth())))
+ {
+ if (!lyxrc.language_command_end.empty() &&
+ previous_language->babel() != doc_language->babel())
+ {
+ os << subst(lyxrc.language_command_end, "$$lang",
+ previous_language->babel())
+ << endl;
+ texrow.newline();
+ }
+
+ if (lyxrc.language_command_end.empty() ||
+ language->babel() != doc_language->babel())
+ {
+ os << subst(lyxrc.language_command_begin, "$$lang",
+ language->babel())
+ << endl;
+ texrow.newline();
+ }
+ }
+
+ if (bparams.inputenc == "auto" &&
+ language->encoding() != previous_language->encoding()) {
+ os << "\\inputencoding{"
+ << language->encoding()->LatexName()
+ << "}\n";
+ texrow.newline();
+ }
+
+ switch (style->latextype) {
+ case LATEX_COMMAND:
+ os << '\\' << style->latexname();
+
+ // Separate handling of optional argument inset.
+ if (style->optionalargs == 1) {
+ InsetOptArg * it = optArgInset(*pit);
+ if (it)
+ it->latexOptional(buf, os, false, false);
+ }
+ else
+ os << 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;
+ }
+
+ bool need_par = pit->simpleTeXOnePar(buf, bparams,
+ outerFont(pit, paragraphs),
+ os, texrow, moving_arg);
+
+ // Make sure that \\par is done with the font of the last
+ // character if this has another size as the default.
+ // This is necessary because LaTeX (and LyX on the screen)
+ // calculates the space between the baselines according
+ // to this font. (Matthias)
+ //
+ // Is this really needed ? (Dekel)
+ // We do not need to use to change the font for the last paragraph
+ // or for a command.
+ LyXFont const outerfont(outerFont(pit, paragraphs));
+
+ LyXFont const font =
+ (pit->empty()
+ ? pit->getLayoutFont(bparams, outerfont)
+ : pit->getFont(bparams, pit->size() - 1, outerfont));
+
+ bool is_command = style->isCommand();
+
+ if (style->resfont.size() != font.size()
+ && boost::next(pit) != paragraphs.end()
+ && !is_command) {
+ if (!need_par)
+ os << '{';
+ os << "\\" << font.latexSize() << " \\par}";
+ } else if (need_par) {
+ os << "\\par}";
+ } else if (is_command)
+ os << '}';
+
+ switch (style->latextype) {
+ case LATEX_ITEM_ENVIRONMENT:
+ case LATEX_LIST_ENVIRONMENT:
+ if (boost::next(pit) != paragraphs.end()
+ && (pit->params().depth() < boost::next(pit)->params().depth())) {
+ os << '\n';
+ texrow.newline();
+ }
+ break;
+ case LATEX_ENVIRONMENT:
+ // if its the last paragraph of the current environment
+ // skip it otherwise fall through
+ if (boost::next(pit) != paragraphs.end()
+ && (boost::next(pit)->layout() != pit->layout()
+ || boost::next(pit)->params().depth() != pit->params().depth()))
+ break;
+ // fall through possible
+ default:
+ // we don't need it for the last paragraph!!!
+ if (boost::next(pit) != paragraphs.end()) {
+ os << '\n';
+ texrow.newline();
+ }
+ }
+
+ if ((in == 0) || !in->forceDefaultParagraphs(in)) {
+ further_blank_line = false;
+ if (pit->params().lineBottom()) {
+ os << "\\lyxline{\\" << font.latexSize() << '}';
+ further_blank_line = true;
+ }
+
+ if (pit->params().spaceBottom().kind() != VSpace::NONE) {
+ os << pit->params().spaceBottom().asLatexCommand(bparams);
+ further_blank_line = true;
+ }
+
+ if (pit->params().pagebreakBottom()) {
+ os << "\\newpage";
+ further_blank_line = true;
+ }
+
+ if (further_blank_line) {
+ os << '\n';
+ texrow.newline();
+ }
+
+ if (!pit->params().spacing().isDefault()
+ && (boost::next(pit) == paragraphs.end()|| !boost::next(pit)->hasSameLayout(*pit))) {
+ os << pit->params().spacing().writeEnvirEnd() << '\n';
+ texrow.newline();
+ }
+ }
+
+ // we don't need it for the last paragraph!!!
+ if (boost::next(pit) != paragraphs.end()) {
+ os << '\n';
+ texrow.newline();
+ } else {
+ // Since \selectlanguage write the language to the aux file,
+ // we need to reset the language at the end of footnote or
+ // float.
+
+ if (language->babel() != doc_language->babel()) {
+ if (lyxrc.language_command_end.empty())
+ os << subst(lyxrc.language_command_begin,
+ "$$lang",
+ doc_language->babel())
+ << endl;
+ else
+ os << subst(lyxrc.language_command_end,
+ "$$lang",
+ language->babel())
+ << endl;
+ texrow.newline();
+ }
+ }
+
+ lyxerr[Debug::LATEX] << "TeXOnePar...done " << &*boost::next(pit) << endl;
+ return ++pit;
+}
+
+} // anon namespace
+
+
+//
+// LaTeX all paragraphs from par to endpar, if endpar == 0 then to the end
+//
+void latexParagraphs(Buffer const * buf,
+ ParagraphList const & paragraphs,
+ ParagraphList::iterator par,
+ ParagraphList::iterator endpar,
+ ostream & ofs,
+ TexRow & texrow,
+ bool moving_arg)
+{
+ bool was_title = false;
+ bool already_title = false;
+ LyXTextClass const & tclass = buf->params.getLyXTextClass();
+
+ // if only_body
+ while (par != endpar) {
+ Inset * in = par->inInset();
+ // well we have to check if we are in an inset with unlimited
+ // length (all in one row) if that is true then we don't allow
+ // any special options in the paragraph and also we don't allow
+ // any environment other then "Standard" to be valid!
+ if ((in == 0) || !in->forceDefaultParagraphs(in)) {
+ LyXLayout_ptr const & layout = par->layout();
+
+ if (layout->intitle) {
+ if (already_title) {
+ lyxerr <<"Error in latexParagraphs: You"
+ " should not mix title layouts"
+ " with normal ones." << endl;
+ } else if (!was_title) {
+ was_title = true;
+ if (tclass.titletype() == TITLE_ENVIRONMENT) {
+ ofs << "\\begin{"
+ << tclass.titlename()
+ << "}\n";
+ texrow.newline();
+ }
+ }
+ } else if (was_title && !already_title) {
+ if (tclass.titletype() == TITLE_ENVIRONMENT) {
+ ofs << "\\end{" << tclass.titlename()
+ << "}\n";
+ }
+ else {
+ ofs << "\\" << tclass.titlename()
+ << "\n";
+ }
+ texrow.newline();
+ already_title = true;
+ was_title = false;
+ }
+
+ if (layout->isEnvironment() ||
+ !par->params().leftIndent().zero())
+ {
+ par = TeXEnvironment(buf, paragraphs, par, ofs, texrow);
+ } else {
+ par = TeXOnePar(buf, paragraphs, par, ofs, texrow, moving_arg);
+ }
+ } else {
+ par = TeXOnePar(buf, paragraphs, par, ofs, texrow, moving_arg);
+ }
+ }
+ // It might be that we only have a title in this document
+ if (was_title && !already_title) {
+ if (tclass.titletype() == TITLE_ENVIRONMENT) {
+ ofs << "\\end{" << tclass.titlename()
+ << "}\n";
+ }
+ else {
+ ofs << "\\" << tclass.titlename()
+ << "\n";
+ }
+ texrow.newline();
+ }
+}
+
+
+namespace {
+
+int readParToken(Buffer & buf, Paragraph & par, LyXLex & lex, string const & token)
+{
+ static LyXFont font;
+ static Change change;
+
+ BufferParams const & bp = buf.params;
+
+ if (token[0] != '\\') {
+ string::const_iterator cit = token.begin();
+ for (; cit != token.end(); ++cit) {
+ par.insertChar(par.size(), (*cit), font, change);
+ }
+ } else if (token == "\\layout") {
+ lex.eatLine();
+ string layoutname = lex.getString();
+
+ font = LyXFont(LyXFont::ALL_INHERIT, bp.language);
+ change = Change();
+
+ LyXTextClass const & tclass = bp.getLyXTextClass();
+
+ if (layoutname.empty()) {
+ layoutname = tclass.defaultLayoutName();
+ }
+
+ bool hasLayout = tclass.hasLayout(layoutname);
+
+ if (!hasLayout) {
+ lyxerr << "Layout '" << layoutname << "' does not"
+ << " exist in textclass '" << tclass.name()
+ << "'." << endl;
+ lyxerr << "Trying to use default layout instead."
+ << endl;
+ layoutname = tclass.defaultLayoutName();
+ }
+
+#ifdef USE_CAPTION
+ // The is the compability reading of layout caption.
+ if (compare_ascii_no_case(layoutname, "caption") == 0) {
+ // We expect that the par we are now working on is
+ // really inside a InsetText inside a InsetFloat.
+ // We also know that captions can only be
+ // one paragraph. (Lgb)
+
+ // We should now read until the next "\layout"
+ // is reached.
+ // This is probably not good enough, what if the
+ // caption is the last par in the document (Lgb)
+ istream & ist = lex.getStream();
+ stringstream ss;
+ string line;
+ int begin = 0;
+ while (true) {
+ getline(ist, line);
+ if (prefixIs(line, "\\layout")) {
+ lex.pushToken(line);
+ break;
+ }
+ if (prefixIs(line, "\\begin_inset"))
+ ++begin;
+ if (prefixIs(line, "\\end_inset")) {
+ if (begin)
+ --begin;
+ else {
+ lex.pushToken(line);
+ break;
+ }
+ }
+
+ ss << line << '\n';
+ }
+
+ // Now we should have the whole layout in ss
+ // we should now be able to give this to the
+ // caption inset.
+ ss << "\\end_inset\n";
+
+ // This seems like a bug in stringstream.
+ // We really should be able to use ss
+ // directly. (Lgb)
+ istringstream is(ss.str());
+ LyXLex tmplex(0, 0);
+ tmplex.setStream(is);
+ Inset * inset = new InsetCaption;
+ inset->Read(this, tmplex);
+ par.insertInset(pos, inset, font);
+ ++pos;
+ } else {
+#endif
+ par.layout(bp.getLyXTextClass()[layoutname]);
+
+ // Test whether the layout is obsolete.
+ LyXLayout_ptr const & layout = par.layout();
+ if (!layout->obsoleted_by().empty())
+ par.layout(bp.getLyXTextClass()[layout->obsoleted_by()]);
+
+ par.params().read(lex);
+#if USE_CAPTION
+ }
#endif
+
+ } else if (token == "\\end_inset") {
+ lyxerr << "Solitary \\end_inset in line " << lex.getLineNo() << "\n"
+ << "Missing \\begin_inset?.\n";
+ // Simply ignore this. The insets do not have
+ // to read this.
+ // But insets should read it, it is a part of
+ // the inset isn't it? Lgb.
+ } else if (token == "\\begin_inset") {
+ Inset * i = readInset(lex, buf);
+ par.insertInset(par.size(), i, font, change);
+ } else if (token == "\\family") {
+ lex.next();
+ font.setLyXFamily(lex.getString());
+ } else if (token == "\\series") {
+ lex.next();
+ font.setLyXSeries(lex.getString());
+ } else if (token == "\\shape") {
+ lex.next();
+ font.setLyXShape(lex.getString());
+ } else if (token == "\\size") {
+ lex.next();
+ font.setLyXSize(lex.getString());
+ } else if (token == "\\lang") {
+ lex.next();
+ string const tok = lex.getString();
+ Language const * lang = languages.getLanguage(tok);
+ if (lang) {
+ font.setLanguage(lang);
+ } else {
+ font.setLanguage(bp.language);
+ lex.printError("Unknown language `$$Token'");
+ }
+ } else if (token == "\\numeric") {
+ lex.next();
+ font.setNumber(font.setLyXMisc(lex.getString()));
+ } else if (token == "\\emph") {
+ lex.next();
+ font.setEmph(font.setLyXMisc(lex.getString()));
+ } else if (token == "\\bar") {
+ lex.next();
+ string const tok = lex.getString();
+
+ if (tok == "under")
+ font.setUnderbar(LyXFont::ON);
+ else if (tok == "no")
+ font.setUnderbar(LyXFont::OFF);
+ else if (tok == "default")
+ font.setUnderbar(LyXFont::INHERIT);
+ else
+ lex.printError("Unknown bar font flag "
+ "`$$Token'");
+ } else if (token == "\\noun") {
+ lex.next();
+ font.setNoun(font.setLyXMisc(lex.getString()));
+ } else if (token == "\\color") {
+ lex.next();
+ font.setLyXColor(lex.getString());
+ } else if (token == "\\SpecialChar") {
+ LyXLayout_ptr const & layout = par.layout();
+
+ // Insets don't make sense in a free-spacing context! ---Kayvan
+ if (layout->free_spacing || par.isFreeSpacing()) {
+ if (lex.isOK()) {
+ lex.next();
+ string const next_token = lex.getString();
+ if (next_token == "\\-") {
+ par.insertChar(par.size(), '-', font, change);
+ } else if (next_token == "~") {
+ par.insertChar(par.size(), ' ', font, change);
+ } else {
+ lex.printError("Token `$$Token' "
+ "is in free space "
+ "paragraph layout!");
+ }
+ }
+ } else {
+ Inset * inset = new InsetSpecialChar;
+ inset->read(&buf, lex);
+ par.insertInset(par.size(), inset, font, change);
+ }
+ } else if (token == "\\i") {
+ Inset * inset = new InsetLatexAccent;
+ inset->read(&buf, lex);
+ par.insertInset(par.size(), inset, font, change);
+ } else if (token == "\\backslash") {
+ par.insertChar(par.size(), '\\', font, change);
+ } else if (token == "\\newline") {
+ Inset * inset = new InsetNewline;
+ inset->read(&buf, lex);
+ par.insertInset(par.size(), inset, font, change);
+ } else if (token == "\\LyXTable") {
+ Inset * inset = new InsetTabular(buf);
+ inset->read(&buf, lex);
+ par.insertInset(par.size(), inset, font, change);
+ } else if (token == "\\bibitem") {
+ InsetCommandParams p("bibitem", "dummy");
+ InsetBibitem * inset = new InsetBibitem(p);
+ inset->read(&buf, lex);
+ par.insertInset(par.size(), inset, font, change);
+ } else if (token == "\\hfill") {
+ par.insertInset(par.size(), new InsetHFill(), font, change);
+ } else if (token == "\\change_unchanged") {
+ // Hack ! Needed for empty paragraphs :/
+ // FIXME: is it still ??
+ if (!par.size())
+ par.cleanChanges();
+ change = Change(Change::UNCHANGED);
+ } else if (token == "\\change_inserted") {
+ lex.nextToken();
+ istringstream istr(lex.getString());
+ int aid;
+ lyx::time_type ct;
+ istr >> aid;
+ istr >> ct;
+ change = Change(Change::INSERTED, bp.author_map[aid], ct);
+ } else if (token == "\\change_deleted") {
+ lex.nextToken();
+ istringstream istr(lex.getString());
+ int aid;
+ lyx::time_type ct;
+ istr >> aid;
+ istr >> ct;
+ change = Change(Change::DELETED, bp.author_map[aid], ct);
+ } else {
+ lex.eatLine();
+#if USE_BOOST_FORMAT
+ boost::format fmt(_("Unknown token: %1$s %2$s\n"));
+ fmt % token % lex.getString();
+ string const s = fmt.str();
+#else
+ string const s = _("Unknown token: ") + token
+ + ' ' + lex.getString() + '\n';
+#endif
+ // we can do this here this way because we're actually reading
+ // the buffer and don't care about LyXText right now.
+ InsetError * inset = new InsetError(s);
+ par.insertInset(par.size(), inset, font);
+ return 1;
+ }
+ return 0;
+}
+
+}
+
+
+int readParagraph(Buffer & buf, Paragraph & par, LyXLex & lex)
+{
+ int unknown = 0;
+
+ lex.nextToken();
+ string token = lex.getString();
+
+ while (lex.isOK()) {
+
+ unknown += readParToken(buf, par, lex, token);
+
+ lex.nextToken();
+ token = lex.getString();
+
+ if (token.empty())
+ continue;
+
+ lyxerr[Debug::PARSER] << "Handling paragraph token: `"
+ << token << '\'' << endl;
+
+ // reached the next paragraph. FIXME: really we should
+ // change the file format to indicate the end of a par
+ // clearly, but for now, this hack will do
+ if (token == "\\layout" || token == "\\the_end"
+ || token == "\\end_inset" || token == "\\begin_deeper"
+ || token == "\\end_deeper") {
+ lex.pushToken(token);
+ break;
+ }
+ }
+
+ return unknown;
+}
+
+
+LyXFont const outerFont(ParagraphList::iterator pit,
+ ParagraphList const & plist)
+{
+ Paragraph::depth_type par_depth = pit->getDepth();
+ LyXFont tmpfont(LyXFont::ALL_INHERIT);
+
+ // Resolve against environment font information
+ while (pit != plist.end() &&
+ par_depth && !tmpfont.resolved()) {
+ pit = outerHook(pit, plist);
+ if (pit != plist.end()) {
+ tmpfont.realize(pit->layout()->font);
+ par_depth = pit->getDepth();
+ }
+ }
+
+ return tmpfont;
+}
+
+
+LyXFont const realizeFont(LyXFont const & font,
+ BufferParams const & params)
+{
+ LyXTextClass const & tclass = params.getLyXTextClass();
+ LyXFont tmpfont(font);
+ tmpfont.realize(tclass.defaultfont());
+ return tmpfont;
+}