-/* This file is part of
- * ======================================================
- *
- * LyX, The Document Processor
- *
- * Copyright 1995 Matthias Ettrich
- * Copyright 1995-2001 The LyX Team.
+/**
+ * \file paragraph_pimpl.C
+ * This file is part of LyX, the document processor.
+ * Licence details can be found in the file COPYING.
*
- * ====================================================== */
+ * \author Lars Gullik Bjønnes
+ * \author Jean-Marc Lasgouttes
+ * \author John Levon
+ * \author André Pönitz
+ *
+ * Full author contact details are available in file CREDITS.
+ */
#include <config.h>
-#ifdef __GNUG__
-#pragma implementation
-#endif
-
#include "paragraph_pimpl.h"
-#include "texrow.h"
+#include "paragraph.h"
+
#include "bufferparams.h"
+#include "debug.h"
#include "encoding.h"
+#include "language.h"
+#include "LaTeXFeatures.h"
+#include "LColor.h"
+#include "lyxlength.h"
#include "lyxrc.h"
-#include "debug.h"
+#include "outputparams.h"
+#include "texrow.h"
+
+#include <boost/next_prior.hpp>
+
+
+namespace lyx {
-extern int tex_code_break_column;
+using std::endl;
+using std::upper_bound;
+using std::lower_bound;
+using std::string;
// Initialization of the counter for the paragraph id's,
unsigned int Paragraph::Pimpl::paragraph_id = 0;
-// Initialize static member.
-ShareContainer<LyXFont> Paragraph::Pimpl::FontTable::container;
+namespace {
+
+struct special_phrase {
+ string phrase;
+ docstring macro;
+ bool builtin;
+};
+
+special_phrase const special_phrases[] = {
+ { "LyX", from_ascii("\\LyX{}"), false },
+ { "TeX", from_ascii("\\TeX{}"), true },
+ { "LaTeX2e", from_ascii("\\LaTeXe{}"), true },
+ { "LaTeX", from_ascii("\\LaTeX{}"), true },
+};
+
+size_t const phrases_nr = sizeof(special_phrases)/sizeof(special_phrase);
+
+
+bool isEncoding(BufferParams const & bparams, LyXFont const & font,
+ string const & encoding)
+{
+ // We do ignore bparams.inputenc == "default" here because characters
+ // in this encoding could be treated by TeX as something different,
+ // e.g. if they are inside a CJK environment. See also
+ // http://bugzilla.lyx.org/show_bug.cgi?id=3043.
+ return (bparams.inputenc == encoding
+ || (bparams.inputenc == "auto"
+ && font.language()->encoding()->latexName() == encoding));
+}
+
+} // namespace anon
Paragraph::Pimpl::Pimpl(Paragraph * owner)
}
-Paragraph::Pimpl::Pimpl(Paragraph::Pimpl const & p, Paragraph * owner)
- : owner_(owner)
+Paragraph::Pimpl::Pimpl(Pimpl const & p, Paragraph * owner)
+ : params(p.params), changes_(p.changes_), owner_(owner)
{
inset_owner = p.inset_owner;
- text = p.text;
fontlist = p.fontlist;
+ id_ = paragraph_id++;
}
-void Paragraph::Pimpl::clear()
+bool Paragraph::Pimpl::isChanged(pos_type start, pos_type end) const
{
- text.clear();
+ BOOST_ASSERT(start >= 0 && start <= size());
+ BOOST_ASSERT(end > start && end <= size() + 1);
+
+ return changes_.isChanged(start, end);
+}
+
+
+bool Paragraph::Pimpl::isMergedOnEndOfParDeletion(bool trackChanges) const {
+ // keep the logic here in sync with the logic of eraseChars()
+
+ if (!trackChanges) {
+ return true;
+ }
+
+ Change change = changes_.lookup(size());
+
+ return change.type == Change::INSERTED && change.author == 0;
}
-void Paragraph::Pimpl::setContentsFromPar(Paragraph const * par)
+void Paragraph::Pimpl::setChange(Change const & change)
{
- lyx::Assert(par);
- text = par->pimpl_->text;
+ // beware of the imaginary end-of-par character!
+ changes_.set(change, 0, size() + 1);
+
+ /*
+ * Propagate the change recursively - but not in case of DELETED!
+ *
+ * Imagine that your co-author makes changes in an existing inset. He
+ * sends your document to you and you come to the conclusion that the
+ * inset should go completely. If you erase it, LyX must not delete all
+ * text within the inset. Otherwise, the change tracked insertions of
+ * your co-author get lost and there is no way to restore them later.
+ *
+ * Conclusion: An inset's content should remain untouched if you delete it
+ */
+
+ if (change.type != Change::DELETED) {
+ for (pos_type pos = 0; pos < size(); ++pos) {
+ if (owner_->isInset(pos)) {
+ owner_->getInset(pos)->setChange(change);
+ }
+ }
+ }
}
-Paragraph::value_type
-Paragraph::Pimpl::getChar(Paragraph::size_type pos) const
+void Paragraph::Pimpl::setChange(pos_type pos, Change const & change)
{
- lyx::Assert(pos <= size());
- // This is stronger, and I belive that this is the assertion
- // that we should really use. (Lgb)
- //Assert(pos < size());
-
- // Then this has no meaning. (Lgb)
- if (!size() || pos == size()) return '\0';
-
- return text[pos];
+ BOOST_ASSERT(pos >= 0 && pos <= size());
+
+ changes_.set(change, pos);
+
+ // see comment in setChange(Change const &) above
+
+ if (change.type != Change::DELETED &&
+ pos < size() && owner_->isInset(pos)) {
+ owner_->getInset(pos)->setChange(change);
+ }
}
-void Paragraph::Pimpl::setChar(Paragraph::size_type pos,
- Paragraph::value_type c)
+Change const & Paragraph::Pimpl::lookupChange(pos_type pos) const
{
- text[pos] = c;
+ BOOST_ASSERT(pos >= 0 && pos <= size());
+
+ return changes_.lookup(pos);
}
-void Paragraph::Pimpl::insertChar(Paragraph::size_type pos,
- Paragraph::value_type c,
- LyXFont const & font)
+void Paragraph::Pimpl::acceptChanges(pos_type start, pos_type end)
{
- lyx::Assert(pos <= size());
+ BOOST_ASSERT(start >= 0 && start <= size());
+ BOOST_ASSERT(end > start && end <= size() + 1);
+
+ for (pos_type pos = start; pos < end; ++pos) {
+ switch (lookupChange(pos).type) {
+ case Change::UNCHANGED:
+ // accept changes in nested inset
+ if (pos < size() && owner_->isInset(pos)) {
+ owner_->getInset(pos)->acceptChanges();
+ }
- text.insert(text.begin() + pos, c);
+ break;
+
+ case Change::INSERTED:
+ changes_.set(Change(Change::UNCHANGED), pos);
+ // also accept changes in nested inset
+ if (pos < size() && owner_->isInset(pos)) {
+ owner_->getInset(pos)->acceptChanges();
+ }
+ break;
+
+ case Change::DELETED:
+ // Suppress access to non-existent
+ // "end-of-paragraph char"
+ if (pos < size()) {
+ eraseChar(pos, false);
+ --end;
+ --pos;
+ }
+ break;
+ }
+
+ }
+}
+
+
+void Paragraph::Pimpl::rejectChanges(pos_type start, pos_type end)
+{
+ BOOST_ASSERT(start >= 0 && start <= size());
+ BOOST_ASSERT(end > start && end <= size() + 1);
+
+ for (pos_type pos = start; pos < end; ++pos) {
+ switch (lookupChange(pos).type) {
+ case Change::UNCHANGED:
+ // reject changes in nested inset
+ if (pos < size() && owner_->isInset(pos)) {
+ owner_->getInset(pos)->rejectChanges();
+ }
+ break;
+
+ case Change::INSERTED:
+ // Suppress access to non-existent
+ // "end-of-paragraph char"
+ if (pos < size()) {
+ eraseChar(pos, false);
+ --end;
+ --pos;
+ }
+ break;
+
+ case Change::DELETED:
+ changes_.set(Change(Change::UNCHANGED), pos);
+
+ // Do NOT reject changes within a deleted inset!
+ // There may be insertions of a co-author inside of it!
+
+ break;
+ }
+ }
+}
+
+
+Paragraph::value_type Paragraph::Pimpl::getChar(pos_type pos) const
+{
+ BOOST_ASSERT(pos >= 0 && pos <= size());
+
+ return owner_->getChar(pos);
+}
+
+
+void Paragraph::Pimpl::insertChar(pos_type pos, value_type c, Change const & change)
+{
+ BOOST_ASSERT(pos >= 0 && pos <= size());
+
+ // track change
+ changes_.insert(change, pos);
+
+ // This is actually very common when parsing buffers (and
+ // maybe inserting ascii text)
+ if (pos == size()) {
+ // when appending characters, no need to update tables
+ owner_->text_.push_back(c);
+ return;
+ }
+
+ owner_->text_.insert(owner_->text_.begin() + pos, c);
// Update the font table.
FontTable search_font(pos, LyXFont());
- for (FontList::iterator it = lower_bound(fontlist.begin(),
- fontlist.end(),
- search_font, matchFT());
+ for (FontList::iterator it
+ = lower_bound(fontlist.begin(), fontlist.end(), search_font, matchFT());
it != fontlist.end(); ++it)
- (*it).pos((*it).pos() + 1);
-
- // Update the inset table.
- InsetTable search_inset(pos, 0);
- for (InsetList::iterator it = lower_bound(owner_->insetlist.begin(),
- owner_->insetlist.end(),
- search_inset, matchIT());
- it != owner_->insetlist.end(); ++it)
- ++(*it).pos;
-
- owner_->setFont(pos, font);
+ {
+ it->pos(it->pos() + 1);
+ }
+
+ // Update the insets
+ owner_->insetlist.increasePosAfterPos(pos);
}
-void Paragraph::Pimpl::insertInset(Paragraph::size_type pos,
- Inset * inset, LyXFont const & font)
+void Paragraph::Pimpl::insertInset(pos_type pos, InsetBase * inset,
+ Change const & change)
{
- lyx::Assert(inset);
- lyx::Assert(pos <= size());
-
- insertChar(pos, META_INSET, font);
- lyx::Assert(text[pos] == META_INSET);
-
- // Add a new entry in the inset table.
- InsetTable search_inset(pos, 0);
- InsetList::iterator it = lower_bound(owner_->insetlist.begin(),
- owner_->insetlist.end(),
- search_inset, matchIT());
- if (it != owner_->insetlist.end() && (*it).pos == pos) {
- lyxerr << "ERROR (Paragraph::InsertInset): "
- "there is an inset in position: " << pos << std::endl;
- } else {
- owner_->insetlist.insert(it, InsetTable(pos, inset));
- }
-
- if (inset_owner)
- inset->setOwner(inset_owner);
+ BOOST_ASSERT(inset);
+ BOOST_ASSERT(pos >= 0 && pos <= size());
+
+ insertChar(pos, META_INSET, change);
+ BOOST_ASSERT(owner_->text_[pos] == META_INSET);
+
+ // Add a new entry in the insetlist.
+ owner_->insetlist.insert(inset, pos);
}
-void Paragraph::Pimpl::erase(Paragraph::size_type pos)
+bool Paragraph::Pimpl::eraseChar(pos_type pos, bool trackChanges)
{
- lyx::Assert(pos < size());
- // if it is an inset, delete the inset entry
- if (text[pos] == Paragraph::META_INSET) {
- // find the entry
- InsetTable search_inset(pos, 0);
- InsetList::iterator it =
- lower_bound(owner_->insetlist.begin(),
- owner_->insetlist.end(),
- search_inset, matchIT());
- if (it != owner_->insetlist.end() && (*it).pos == pos) {
- delete (*it).inset;
- owner_->insetlist.erase(it);
+ BOOST_ASSERT(pos >= 0 && pos <= size());
+
+ // keep the logic here in sync with the logic of isMergedOnEndOfParDeletion()
+
+ if (trackChanges) {
+ Change change = changes_.lookup(pos);
+
+ // set the character to DELETED if
+ // a) it was previously unchanged or
+ // b) it was inserted by a co-author
+
+ if (change.type == Change::UNCHANGED ||
+ (change.type == Change::INSERTED && change.author != 0)) {
+ setChange(pos, Change(Change::DELETED));
+ return false;
}
+
+ if (change.type == Change::DELETED)
+ return false;
}
-
- text.erase(text.begin() + pos);
-
+
+ // Don't physically access the imaginary end-of-paragraph character.
+ // eraseChar() can only mark it as DELETED. A physical deletion of
+ // end-of-par must be handled externally.
+ if (pos == size()) {
+ return false;
+ }
+
+ // track change
+ changes_.erase(pos);
+
+ // if it is an inset, delete the inset entry
+ if (owner_->text_[pos] == Paragraph::META_INSET) {
+ owner_->insetlist.erase(pos);
+ }
+
+ owner_->text_.erase(owner_->text_.begin() + pos);
+
// Erase entries in the tables.
FontTable search_font(pos, LyXFont());
-
+
FontList::iterator it =
lower_bound(fontlist.begin(),
fontlist.end(),
search_font, matchFT());
- if (it != fontlist.end() && (*it).pos() == pos &&
- (pos == 0 ||
- (it != fontlist.begin()
- && (*(it - 1)).pos() == pos - 1))) {
+ if (it != fontlist.end() && it->pos() == pos &&
+ (pos == 0 ||
+ (it != fontlist.begin()
+ && boost::prior(it)->pos() == pos - 1))) {
// If it is a multi-character font
// entry, we just make it smaller
// (see update below), otherwise we
it = fontlist.begin() + i - 1;
}
}
-
- // Update all other entries.
+
+ // Update all other entries
FontList::iterator fend = fontlist.end();
for (; it != fend; ++it)
- (*it).pos((*it).pos() - 1);
-
- // Update the inset table.
- InsetTable search_inset(pos, 0);
- InsetList::iterator lend = owner_->insetlist.end();
- for (InsetList::iterator it =
- upper_bound(owner_->insetlist.begin(),
- lend,
- search_inset, matchIT());
- it != lend; ++it)
- --(*it).pos;
+ it->pos(it->pos() - 1);
+
+ // Update the insetlist
+ owner_->insetlist.decreasePosAfterPos(pos);
+
+ return true;
}
-void Paragraph::Pimpl::simpleTeXBlanks(std::ostream & os, TexRow & texrow,
- Paragraph::size_type const i,
- int & column, LyXFont const & font,
+int Paragraph::Pimpl::eraseChars(pos_type start, pos_type end, bool trackChanges)
+{
+ BOOST_ASSERT(start >= 0 && start <= size());
+ BOOST_ASSERT(end >= start && end <= size() + 1);
+
+ pos_type i = start;
+ for (pos_type count = end - start; count; --count) {
+ if (!eraseChar(i, trackChanges))
+ ++i;
+ }
+ return end - i;
+}
+
+
+void Paragraph::Pimpl::simpleTeXBlanks(odocstream & os, TexRow & texrow,
+ pos_type const i,
+ unsigned int & column,
+ LyXFont const & font,
LyXLayout const & style)
{
- if (column > tex_code_break_column
- && i
- && owner_->getChar(i - 1) != ' '
- && (i < owner_->size() - 1)
-#ifndef NO_LATEX
- // In LaTeX mode, we don't want to
- // break lines since some commands
- // do not like this
- && ! (font.latex() == LyXFont::ON)
-#endif
+ if (style.pass_thru)
+ return;
+
+ if (column > lyxrc.plaintext_linelen
+ && i
+ && getChar(i - 1) != ' '
+ && (i < size() - 1)
// same in FreeSpacing mode
- && !style.free_spacing
- // In typewriter mode, we want to avoid
+ && !owner_->isFreeSpacing()
+ // In typewriter mode, we want to avoid
// ! . ? : at the end of a line
&& !(font.family() == LyXFont::TYPEWRITER_FAMILY
- && (owner_->getChar(i-1) == '.'
- || owner_->getChar(i-1) == '?'
- || owner_->getChar(i-1) == ':'
- || owner_->getChar(i-1) == '!'))) {
- if (tex_code_break_column == 0) {
- // in batchmode we need LaTeX to still
- // see it as a space not as an extra '\n'
- os << " %\n";
- } else {
- os << '\n';
- }
+ && (getChar(i - 1) == '.'
+ || getChar(i - 1) == '?'
+ || getChar(i - 1) == ':'
+ || getChar(i - 1) == '!'))) {
+ os << '\n';
texrow.newline();
- texrow.start(owner_, i + 1);
+ texrow.start(owner_->id(), i + 1);
column = 0;
- } else
-#ifndef NO_LATEX
- if (font.latex() == LyXFont::OFF) {
-#endif
- if (style.free_spacing) {
- os << '~';
- } else {
- os << ' ';
- }
-#ifndef NO_LATEX
+ } else if (style.free_spacing) {
+ os << '~';
+ } else {
+ os << ' ';
}
-#endif
}
-void Paragraph::Pimpl::simpleTeXSpecialChars(Buffer const * buf,
+bool Paragraph::Pimpl::isTextAt(string const & str, pos_type pos) const
+{
+ pos_type const len = str.length();
+
+ // is the paragraph large enough?
+ if (pos + len > size())
+ return false;
+
+ // does the wanted text start at point?
+ for (string::size_type i = 0; i < str.length(); ++i) {
+ if (str[i] != owner_->text_[pos + i])
+ return false;
+ }
+
+ // is there a font change in middle of the word?
+ FontList::const_iterator cit = fontlist.begin();
+ FontList::const_iterator end = fontlist.end();
+ for (; cit != end; ++cit) {
+ if (cit->pos() >= pos)
+ break;
+ }
+ if (cit != end && pos + len - 1 > cit->pos())
+ return false;
+
+ return true;
+}
+
+
+void Paragraph::Pimpl::simpleTeXSpecialChars(Buffer const & buf,
BufferParams const & bparams,
- std::ostream & os,
+ odocstream & os,
TexRow & texrow,
- bool moving_arg,
+ OutputParams const & runparams,
LyXFont & font,
LyXFont & running_font,
LyXFont & basefont,
+ LyXFont const & outerfont,
bool & open_font,
+ Change::Type & running_change,
LyXLayout const & style,
- Paragraph::size_type & i,
- int & column,
- Paragraph::value_type const c)
+ pos_type & i,
+ unsigned int & column,
+ value_type const c)
{
+ if (style.pass_thru) {
+ if (c != Paragraph::META_INSET) {
+ if (c != '\0')
+ os.put(c);
+ } else
+ owner_->getInset(i)->plaintext(buf, os, runparams);
+ return;
+ }
+
// Two major modes: LaTeX or plain
// Handle here those cases common to both modes
// and then split to handle the two modes separately.
switch (c) {
case Paragraph::META_INSET: {
- Inset * inset = owner_->getInset(i);
- if (inset) {
- bool close = false;
- int const len = os.tellp();
- //ostream::pos_type const len = os.tellp();
- if ((inset->lyxCode() == Inset::GRAPHICS_CODE
- || inset->lyxCode() == Inset::MATH_CODE
- || inset->lyxCode() == Inset::URL_CODE)
- && running_font.isRightToLeft()) {
- os << "\\L{";
- close = true;
- }
+ InsetBase * inset = owner_->getInset(i);
+
+ // FIXME: remove this check
+ if (!inset)
+ break;
+
+ // FIXME: move this to InsetNewline::latex
+ if (inset->lyxCode() == InsetBase::NEWLINE_CODE) {
+ // newlines are handled differently here than
+ // the default in simpleTeXSpecialChars().
+ if (!style.newline_allowed) {
+ os << '\n';
+ } else {
+ if (open_font) {
+ column += running_font.latexWriteEndChanges(
+ os, basefont, basefont, bparams);
+ open_font = false;
+ }
+ basefont = owner_->getLayoutFont(bparams, outerfont);
+ running_font = basefont;
- int tmp = inset->latex(buf, os, moving_arg,
- style.free_spacing);
+ if (font.family() == LyXFont::TYPEWRITER_FAMILY)
+ os << '~';
- if (close)
- os << "}";
+ if (runparams.moving_arg)
+ os << "\\protect ";
- if (tmp) {
- column = 0;
- } else {
- column += int(os.tellp()) - len;
- }
- for (; tmp--;) {
- texrow.newline();
+ os << "\\\\\n";
}
+ texrow.newline();
+ texrow.start(owner_->id(), i + 1);
+ column = 0;
+ break;
+ }
+
+ // output change tracking marks only if desired,
+ // if dvipost is installed,
+ // and with dvi/ps (other formats don't work)
+ LaTeXFeatures features(buf, bparams, runparams);
+ bool const output = bparams.outputChanges
+ && runparams.flavor == OutputParams::LATEX
+ && features.isAvailable("dvipost");
+
+ if (inset->canTrackChanges()) {
+ column += Changes::latexMarkChange(os, running_change,
+ Change::UNCHANGED, output);
+ running_change = Change::UNCHANGED;
+ }
+
+ bool close = false;
+ odocstream::pos_type const len = os.tellp();
+
+ if ((inset->lyxCode() == InsetBase::GRAPHICS_CODE
+ || inset->lyxCode() == InsetBase::MATH_CODE
+ || inset->lyxCode() == InsetBase::URL_CODE)
+ && running_font.isRightToLeft()) {
+ os << "\\L{";
+ close = true;
}
- }
- break;
- case Paragraph::META_NEWLINE:
- if (open_font) {
- column += running_font.latexWriteEndChanges(os,
- basefont,
- basefont);
+#ifdef WITH_WARNINGS
+#warning Bug: we can have an empty font change here!
+// if there has just been a font change, we are going to close it
+// right now, which means stupid latex code like \textsf{}. AFAIK,
+// this does not harm dvi output. A minor bug, thus (JMarc)
+#endif
+ // some insets cannot be inside a font change command
+ if (open_font && inset->noFontChange()) {
+ column += running_font.latexWriteEndChanges(
+ os, basefont, basefont, bparams);
open_font = false;
+ basefont = owner_->getLayoutFont(bparams, outerfont);
+ running_font = basefont;
}
- basefont = owner_->getFont(bparams, -1);
- running_font = basefont;
- break;
- case Paragraph::META_HFILL:
- os << "\\hfill{}";
- column += 7;
- break;
+ int tmp = inset->latex(buf, os, runparams);
+
+ if (close)
+ os << '}';
+
+ if (tmp) {
+ for (int j = 0; j < tmp; ++j) {
+ texrow.newline();
+ }
+ texrow.start(owner_->id(), i + 1);
+ column = 0;
+ } else {
+ column += os.tellp() - len;
+ }
+ }
+ break;
default:
// And now for the special cases within each mode
-#ifndef NO_LATEX
- // Are we in LaTeX mode?
- if (font.latex() == LyXFont::ON) {
- // at present we only have one option
- // but I'll leave it as a switch statement
- // so its simpler to extend. (ARRae)
- switch (c) {
- default:
- // make sure that we will not print
- // error generating chars to the tex
- // file. This test would not be needed
- // if it were done in the buffer
- // itself.
- if (c != '\0') {
- os << c;
+
+ switch (c) {
+ case '\\':
+ os << "\\textbackslash{}";
+ column += 15;
+ break;
+
+ // The following characters could be written literally in latin1, but they
+ // would be wrongly converted on systems where char is signed, so we give
+ // the code points.
+ // This also makes us independant from the encoding of this source file.
+ case 0xb1: // ± PLUS-MINUS SIGN
+ case 0xb2: // ² SUPERSCRIPT TWO
+ case 0xb3: // ³ SUPERSCRIPT THREE
+ case 0xd7: // × MULTIPLICATION SIGN
+ case 0xf7: // ÷ DIVISION SIGN
+ case 0xb9: // ¹ SUPERSCRIPT ONE
+ case 0xac: // ¬ NOT SIGN
+ case 0xb5: // µ MICRO SIGN
+ if (isEncoding(bparams, font, "latin1")
+ || isEncoding(bparams, font, "latin9")) {
+ os << "\\ensuremath{";
+ os.put(c);
+ os << '}';
+ column += 13;
+ } else {
+ os.put(c);
+ }
+ break;
+
+ case '|': case '<': case '>':
+ // In T1 encoding, these characters exist
+ if (lyxrc.fontenc == "T1") {
+ os.put(c);
+ //... but we should avoid ligatures
+ if ((c == '>' || c == '<')
+ && i <= size() - 2
+ && getChar(i + 1) == c) {
+ //os << "\\textcompwordmark{}";
+ // Jean-Marc, have a look at
+ // this. I think this works
+ // equally well:
+ os << "\\,{}";
+ // Lgb
+ column += 19;
}
break;
}
- } else {
-#endif
- // Plain mode (i.e. not LaTeX)
+ // Typewriter font also has them
+ if (font.family() == LyXFont::TYPEWRITER_FAMILY) {
+ os.put(c);
+ break;
+ }
+ // Otherwise, we use what LaTeX
+ // provides us.
switch (c) {
- case '\\':
- os << "\\textbackslash{}";
- column += 15;
+ case '<':
+ os << "\\textless{}";
+ column += 10;
break;
-
- case '°': case '±': case '²': case '³':
- case '×': case '÷': case '¹': case 'ª':
- case 'º': case '¬': case 'µ':
- if (bparams.inputenc == "latin1" ||
- (bparams.inputenc == "auto" &&
- font.language()->encoding()->LatexName()
- == "latin1")) {
- os << "\\ensuremath{"
- << c
- << '}';
- column += 13;
- } else {
- os << c;
- }
+ case '>':
+ os << "\\textgreater{}";
+ column += 13;
+ break;
+ case '|':
+ os << "\\textbar{}";
+ column += 9;
break;
+ }
+ break;
- case '|': case '<': case '>':
- // In T1 encoding, these characters exist
- if (lyxrc.fontenc == "T1") {
- os << c;
- //... but we should avoid ligatures
- if ((c == '>' || c == '<')
- && i <= owner_->size() - 2
- && owner_->getChar(i + 1) == c) {
- //os << "\\textcompwordmark{}";
- // Jean-Marc, have a look at
- // this. I think this works
- // equally well:
- os << "\\,{}";
- // Lgb
- column += 19;
- }
+ case '-': // "--" in Typewriter mode -> "-{}-"
+ if (i <= size() - 2
+ && getChar(i + 1) == '-'
+ && font.family() == LyXFont::TYPEWRITER_FAMILY) {
+ os << "-{}";
+ column += 2;
+ } else {
+ os << '-';
+ }
+ break;
+
+ case '\"':
+ os << "\\char`\\\"{}";
+ column += 9;
+ break;
+
+ case 0xa3: // £ POUND SIGN
+ if (bparams.inputenc == "default") {
+ os << "\\pounds{}";
+ column += 8;
+ } else {
+ os.put(c);
+ }
+ break;
+
+ case 0x20ac: // EURO SIGN
+ if (isEncoding(bparams, font, "latin9")
+ || isEncoding(bparams, font, "cp1251")
+ || isEncoding(bparams, font, "utf8")
+ || isEncoding(bparams, font, "latin10")
+ || isEncoding(bparams, font, "cp858")) {
+ os.put(c);
+ } else {
+ os << "\\texteuro{}";
+ column += 10;
+ }
+ break;
+
+ // These characters are covered by latin1, but not
+ // by latin9 (a.o.). We have to support them because
+ // we switched the default of latin1-languages to latin9
+ case 0xa4: // CURRENCY SYMBOL
+ case 0xa6: // BROKEN BAR
+ case 0xa8: // DIAERESIS
+ case 0xb4: // ACUTE ACCENT
+ case 0xb8: // CEDILLA
+ case 0xbd: // 1/2 FRACTION
+ case 0xbc: // 1/4 FRACTION
+ case 0xbe: // 3/4 FRACTION
+ if (isEncoding(bparams, font, "latin1")
+ || isEncoding(bparams, font, "latin5")
+ || isEncoding(bparams, font, "utf8")) {
+ os.put(c);
+ break;
+ } else {
+ switch (c) {
+ case 0xa4:
+ os << "\\textcurrency{}";
+ column += 15;
break;
- }
- // Typewriter font also has them
- if (font.family() == LyXFont::TYPEWRITER_FAMILY) {
- os << c;
+ case 0xa6:
+ os << "\\textbrokenbar{}";
+ column += 16;
break;
- }
- // Otherwise, we use what LaTeX
- // provides us.
- switch (c) {
- case '<':
- os << "\\textless{}";
- column += 10;
+ case 0xa8:
+ os << "\\textasciidieresis{}";
+ column += 20;
break;
- case '>':
- os << "\\textgreater{}";
- column += 13;
+ case 0xb4:
+ os << "\\textasciiacute{}";
+ column += 17;
break;
- case '|':
- os << "\\textbar{}";
- column += 9;
+ case 0xb8: // from latin1.def:
+ os << "\\c\\ ";
+ column += 3;
+ break;
+ case 0xbd:
+ os << "\\textonehalf{}";
+ column += 14;
+ break;
+ case 0xbc:
+ os << "\\textonequarter{}";
+ column += 17;
+ break;
+ case 0xbe:
+ os << "\\textthreequarters{}";
+ column += 20;
break;
}
break;
+ }
- case '-': // "--" in Typewriter mode -> "-{}-"
- if (i <= owner_->size() - 2
- && owner_->getChar(i + 1) == '-'
- && font.family() == LyXFont::TYPEWRITER_FAMILY) {
- os << "-{}";
- column += 2;
- } else {
- os << '-';
- }
- break;
-
- case '\"':
- os << "\\char`\\\"{}";
- column += 9;
- break;
-
- case '£':
- if (bparams.inputenc == "default") {
- os << "\\pounds{}";
- column += 8;
- } else {
- os << c;
+ case '$': case '&':
+ case '%': case '#': case '{':
+ case '}': case '_':
+ os << '\\';
+ os.put(c);
+ column += 1;
+ break;
+
+ case '~':
+ os << "\\textasciitilde{}";
+ column += 16;
+ break;
+
+ case '^':
+ os << "\\textasciicircum{}";
+ column += 17;
+ break;
+
+ case '*': case '[':
+ // avoid being mistaken for optional arguments
+ os << '{';
+ os.put(c);
+ os << '}';
+ column += 2;
+ break;
+
+ case ' ':
+ // Blanks are printed before font switching.
+ // Sure? I am not! (try nice-latex)
+ // I am sure it's correct. LyX might be smarter
+ // in the future, but for now, nothing wrong is
+ // written. (Asger)
+ break;
+
+ default:
+
+ // I assume this is hack treating typewriter as verbatim
+ if (font.family() == LyXFont::TYPEWRITER_FAMILY) {
+ if (c != '\0') {
+ os.put(c);
}
break;
+ }
- case '$': case '&':
- case '%': case '#': case '{':
- case '}': case '_':
- os << '\\' << c;
- column += 1;
- break;
-
- case '~':
- os << "\\textasciitilde{}";
- column += 16;
- break;
-
- case '^':
- os << "\\textasciicircum{}";
- column += 17;
- break;
+ // LyX, LaTeX etc.
- case '*': case '[': case ']':
- // avoid being mistaken for optional arguments
- os << '{' << c << '}';
- column += 2;
- break;
+ // FIXME: if we have "LaTeX" with a font
+ // change in the middle (before the 'T', then
+ // the "TeX" part is still special cased.
+ // Really we should only operate this on
+ // "words" for some definition of word
- case ' ':
- // Blanks are printed before font switching.
- // Sure? I am not! (try nice-latex)
- // I am sure it's correct. LyX might be smarter
- // in the future, but for now, nothing wrong is
- // written. (Asger)
- break;
+ size_t pnr = 0;
- default:
- /* idea for labels --- begin*/
- // Check for "LyX"
- if (c == 'L'
- && i <= owner_->size() - 3
- && font.family() != LyXFont::TYPEWRITER_FAMILY
- && owner_->getChar(i + 1) == 'y'
- && owner_->getChar(i + 2) == 'X') {
- os << "\\LyX{}";
- i += 2;
- column += 5;
- }
- // Check for "TeX"
- else if (c == 'T'
- && i <= owner_->size() - 3
- && font.family() != LyXFont::TYPEWRITER_FAMILY
- && owner_->getChar(i + 1) == 'e'
- && owner_->getChar(i + 2) == 'X') {
- os << "\\TeX{}";
- i += 2;
- column += 5;
- }
- // Check for "LaTeX2e"
- else if (c == 'L'
- && i <= owner_->size() - 7
- && font.family() != LyXFont::TYPEWRITER_FAMILY
- && owner_->getChar(i + 1) == 'a'
- && owner_->getChar(i + 2) == 'T'
- && owner_->getChar(i + 3) == 'e'
- && owner_->getChar(i + 4) == 'X'
- && owner_->getChar(i + 5) == '2'
- && owner_->getChar(i + 6) == 'e') {
- os << "\\LaTeXe{}";
- i += 6;
- column += 8;
- }
- // Check for "LaTeX"
- else if (c == 'L'
- && i <= owner_->size() - 5
- && font.family() != LyXFont::TYPEWRITER_FAMILY
- && owner_->getChar(i + 1) == 'a'
- && owner_->getChar(i + 2) == 'T'
- && owner_->getChar(i + 3) == 'e'
- && owner_->getChar(i + 4) == 'X') {
- os << "\\LaTeX{}";
- i += 4;
- column += 7;
- /* idea for labels --- end*/
- } else if (c != '\0') {
- os << c;
+ for (; pnr < phrases_nr; ++pnr) {
+ if (isTextAt(special_phrases[pnr].phrase, i)) {
+ os << special_phrases[pnr].macro;
+ i += special_phrases[pnr].phrase.length() - 1;
+ column += special_phrases[pnr].macro.length() - 1;
+ break;
}
- break;
}
-#ifndef NO_LATEX
+
+ if (pnr == phrases_nr && c != '\0') {
+ os.put(c);
+ }
+ break;
}
-#endif
}
}
-
-Paragraph * Paragraph::Pimpl::TeXDeeper(Buffer const * buf,
- BufferParams const & bparams,
- std::ostream & os, TexRow & texrow)
+void Paragraph::Pimpl::validate(LaTeXFeatures & features,
+ LyXLayout const & layout) const
{
- lyxerr[Debug::LATEX] << "TeXDeeper... " << this << std::endl;
- Paragraph * par = owner_;
-
- while (par && par->params().depth() == owner_->params().depth()) {
- if (textclasslist.Style(bparams.textclass,
- par->layout).isEnvironment()) {
- par = par->TeXEnvironment(buf, bparams,
- os, texrow);
- } else {
- par = par->TeXOnePar(buf, bparams,
- os, texrow, false);
+ BufferParams const & bparams = features.bufferParams();
+
+ // check the params.
+ if (!params.spacing().isDefault())
+ features.require("setspace");
+
+ // then the layouts
+ features.useLayout(layout.name());
+
+ // then the fonts
+ Language const * doc_language = bparams.language;
+
+ FontList::const_iterator fcit = fontlist.begin();
+ FontList::const_iterator fend = fontlist.end();
+ for (; fcit != fend; ++fcit) {
+ if (fcit->font().noun() == LyXFont::ON) {
+ lyxerr[Debug::LATEX] << "font.noun: "
+ << fcit->font().noun()
+ << endl;
+ features.require("noun");
+ lyxerr[Debug::LATEX] << "Noun enabled. Font: "
+ << to_utf8(fcit->font().stateText(0))
+ << endl;
+ }
+ switch (fcit->font().color()) {
+ case LColor::none:
+ case LColor::inherit:
+ case LColor::ignore:
+ // probably we should put here all interface colors used for
+ // font displaying! For now I just add this ones I know of (Jug)
+ case LColor::latex:
+ case LColor::note:
+ break;
+ default:
+ features.require("color");
+ lyxerr[Debug::LATEX] << "Color enabled. Font: "
+ << to_utf8(fcit->font().stateText(0))
+ << endl;
+ }
+
+ Language const * language = fcit->font().language();
+ if (language->babel() != doc_language->babel() &&
+ language != ignore_language &&
+ language != latex_language)
+ {
+ features.useLanguage(language);
+ lyxerr[Debug::LATEX] << "Found language "
+ << language->babel() << endl;
}
}
- lyxerr[Debug::LATEX] << "TeXDeeper...done " << par << std::endl;
- return par;
+ if (!params.leftIndent().zero())
+ features.require("ParagraphLeftIndent");
+
+ // then the insets
+ InsetList::const_iterator icit = owner_->insetlist.begin();
+ InsetList::const_iterator iend = owner_->insetlist.end();
+ for (; icit != iend; ++icit) {
+ if (icit->inset) {
+ icit->inset->validate(features);
+ if (layout.needprotect &&
+ icit->inset->lyxCode() == InsetBase::FOOT_CODE)
+ features.require("NeedLyXFootnoteCode");
+ }
+ }
+
+ // then the contents
+ for (pos_type i = 0; i < size() ; ++i) {
+ for (size_t pnr = 0; pnr < phrases_nr; ++pnr) {
+ if (!special_phrases[pnr].builtin
+ && isTextAt(special_phrases[pnr].phrase, i)) {
+ features.require(special_phrases[pnr].phrase);
+ break;
+ }
+ }
+ // these glyphs require the textcomp package
+ if (getChar(i) == 0x20ac || getChar(i) == 0xa4
+ || getChar(i) == 0xa6 || getChar(i) == 0xa8
+ || getChar(i) == 0xb4 || getChar(i) == 0xbd
+ || getChar(i) == 0xbc || getChar(i) == 0xbe)
+ features.require("textcomp");
+ }
}
+} // namespace lyx