* Licence details can be found in the file COPYING.
*
* \author Asger Alstrup
- * \author Lars Gullik Bjønnes
+ * \author Lars Gullik Bjønnes
* \author Jean-Marc Lasgouttes
* \author Angus Leeming
* \author John Levon
- * \author André Pönitz
+ * \author André Pönitz
* \author Dekel Tsur
- * \author Jürgen Vigna
+ * \author Jürgen Vigna
*
* Full author contact details are available in file CREDITS.
*/
#include "output_latex.h"
#include "paragraph_funcs.h"
#include "ParagraphParameters.h"
+#include "SpellChecker.h"
#include "sgml.h"
#include "TextClass.h"
#include "TexRow.h"
#include "Text.h"
#include "VSpace.h"
+#include "WordLangTuple.h"
#include "WordList.h"
#include "frontends/alert.h"
/// specified by the latex macro \p ltx, to \p os starting from \p i.
/// \return the number of characters written.
int writeScriptChars(odocstream & os, docstring const & ltx,
- Change &, Encoding const &, pos_type & i);
+ Change const &, Encoding const &, pos_type & i);
/// This could go to ParagraphParameters if we want to.
int startTeXParParams(BufferParams const &, odocstream &, TexRow &,
- bool) const;
+ OutputParams const &) const;
/// This could go to ParagraphParameters if we want to.
int endTeXParParams(BufferParams const &, odocstream &, TexRow &,
- bool) const;
+ OutputParams const &) const;
///
void latexInset(BufferParams const &,
///
void latexSpecialChar(
odocstream & os,
- OutputParams & runparams,
- Font & running_font,
- Change & running_change,
+ OutputParams const & runparams,
+ Font const & running_font,
+ Change const & running_change,
Layout const & style,
pos_type & i,
unsigned int & column);
bool latexSpecialT1(
char_type const c,
odocstream & os,
- pos_type & i,
+ pos_type i,
unsigned int & column);
///
bool latexSpecialTypewriter(
char_type const c,
odocstream & os,
- pos_type & i,
+ pos_type i,
unsigned int & column);
///
bool latexSpecialPhrase(
odocstream & os,
pos_type & i,
unsigned int & column,
- OutputParams & runparams);
+ OutputParams const & runparams);
///
void validate(LaTeXFeatures & features,
}
+void Paragraph::addChangesToToc(DocIterator const & cdit,
+ Buffer const & buf) const
+{
+ d->changes_.addToToc(cdit, buf);
+}
+
+
bool Paragraph::isChanged(pos_type start, pos_type end) const
{
LASSERT(start >= 0 && start <= size(), /**/);
}
-void Paragraph::insertInset(pos_type pos, Inset * inset,
+bool Paragraph::insertInset(pos_type pos, Inset * inset,
Change const & change)
{
LASSERT(inset, /**/);
LASSERT(pos >= 0 && pos <= size(), /**/);
+ // Paragraph::insertInset() can be used in cut/copy/paste operation where
+ // d->inset_owner_ is not set yet.
+ if (d->inset_owner_ && !d->inset_owner_->insetAllowed(inset->lyxCode()))
+ return false;
+
d->insertChar(pos, META_INSET, change);
LASSERT(d->text_[pos] == META_INSET, /**/);
// Add a new entry in the insetlist_.
d->insetlist_.insert(inset, pos);
+ return true;
}
bool Paragraph::eraseChar(pos_type pos, bool trackChanges)
{
- LASSERT(pos >= 0 && pos <= size(), /**/);
+ LASSERT(pos >= 0 && pos <= size(), return false);
// keep the logic here in sync with the logic of isMergedOnEndOfParDeletion()
int Paragraph::Private::writeScriptChars(odocstream & os,
docstring const & ltx,
- Change & runningChange,
+ Change const & runningChange,
Encoding const & encoding,
pos_type & i)
{
}
if (close) {
- if (running_font.language()->lang() == "farsi")
- os << "\\endL{}";
- else
- os << '}';
+ if (running_font.language()->lang() == "farsi")
+ os << "\\endL{}";
+ else
+ os << '}';
}
if (tmp) {
void Paragraph::Private::latexSpecialChar(
odocstream & os,
- OutputParams & runparams,
- Font & running_font,
- Change & running_change,
+ OutputParams const & runparams,
+ Font const & running_font,
+ Change const & running_change,
Layout const & style,
pos_type & i,
unsigned int & column)
return;
}
- if (lyxrc.fontenc == "T1" && latexSpecialT1(c, os, i, column))
+ // If T1 font encoding is used, use the special
+ // characters it provides.
+ // NOTE: some languages reset the font encoding
+ // internally
+ if (!running_font.language()->internalFontEncoding()
+ && lyxrc.fontenc == "T1" && latexSpecialT1(c, os, i, column))
return;
+ // \tt font needs special treatment
if (running_font.fontInfo().family() == TYPEWRITER_FAMILY
&& latexSpecialTypewriter(c, os, i, column))
return;
column += 17;
break;
- case '*': case '[':
+ case '*':
+ case '[':
+ case ']':
// avoid being mistaken for optional arguments
os << '{';
os.put(c);
bool Paragraph::Private::latexSpecialT1(char_type const c, odocstream & os,
- pos_type & i, unsigned int & column)
+ pos_type i, unsigned int & column)
{
switch (c) {
case '>':
bool Paragraph::Private::latexSpecialTypewriter(char_type const c, odocstream & os,
- pos_type & i, unsigned int & column)
+ pos_type i, unsigned int & column)
{
switch (c) {
case '-':
bool Paragraph::Private::latexSpecialPhrase(odocstream & os, pos_type & i,
- unsigned int & column, OutputParams & runparams)
+ unsigned int & column, OutputParams const & runparams)
{
// FIXME: if we have "LaTeX" with a font
// change in the middle (before the 'T', then
break;
// Write font changes
- Font font2 = getFontSettings(bparams, i);
+ Font const & font2 = getFontSettings(bparams, i);
if (font2 != font1) {
font2.lyxWriteChanges(font1, os);
column = 0;
d->text_.append(s);
// FIXME: Optimize this!
- for (pos_type i = oldsize; i != newsize; ++i) {
+ for (size_t i = oldsize; i != newsize; ++i) {
// track change
d->changes_.insert(change, i);
}
}
-void Paragraph::insertInset(pos_type pos, Inset * inset,
+bool Paragraph::insertInset(pos_type pos, Inset * inset,
Font const & font, Change const & change)
{
- insertInset(pos, inset, change);
+ bool const success = insertInset(pos, inset, change);
// Set the font/language of the inset...
setFont(pos, font);
+ return success;
}
}
// Gets uninstantiated font setting at position.
-Font const Paragraph::getFontSettings(BufferParams const & bparams,
+Font const & Paragraph::getFontSettings(BufferParams const & bparams,
pos_type pos) const
{
if (pos > size()) {
if (pos == size() && !empty())
return getFontSettings(bparams, pos - 1);
- return Font(inherit_font, getParLanguage(bparams));
+ // Optimisation: avoid a full font instantiation if there is no
+ // language change from previous call.
+ static Font previous_font;
+ static Language const * previous_lang = 0;
+ Language const * lang = getParLanguage(bparams);
+ if (lang != previous_lang) {
+ previous_lang = lang;
+ previous_font = Font(inherit_font, lang);
+ }
+ return previous_font;
}
// Gets uninstantiated font setting at position 0
-Font const Paragraph::getFirstFontSettings(BufferParams const & bparams) const
+Font const & Paragraph::getFirstFontSettings(BufferParams const & bparams) const
{
if (!empty() && !d->fontlist_.empty())
return d->fontlist_.begin()->font();
- return Font(inherit_font, bparams.language);
+ // Optimisation: avoid a full font instantiation if there is no
+ // language change from previous call.
+ static Font previous_font;
+ static Language const * previous_lang = 0;
+ if (bparams.language != previous_lang) {
+ previous_lang = bparams.language;
+ previous_font = Font(inherit_font, bparams.language);
+ }
+
+ return previous_font;
}
Font font = getFontSettings(bparams, pos);
pos_type const body_pos = beginOfBody();
+ FontInfo & fi = font.fontInfo();
if (pos < body_pos)
- font.fontInfo().realize(d->layout_->labelfont);
+ fi.realize(d->layout_->labelfont);
else
- font.fontInfo().realize(d->layout_->font);
+ fi.realize(d->layout_->font);
- font.fontInfo().realize(outerfont.fontInfo());
- font.fontInfo().realize(bparams.getFont().fontInfo());
+ fi.realize(outerfont.fontInfo());
+ fi.realize(bparams.getFont().fontInfo());
return font;
}
if (fmt.empty() && layout.labeltype == LABEL_COUNTER
&& !layout.counter.empty())
- fmt = "\\the" + layout.counter;
+ return tclass.counters().theCounter(layout.counter);
// handle 'inherited level parts' in 'fmt',
// i.e. the stuff between '@' in '@Section@.\arabic{subsection}'
bool noTrivlistCentering(InsetCode code)
{
- return code == FLOAT_CODE || code == WRAP_CODE;
+ return code == FLOAT_CODE
+ || code == WRAP_CODE
+ || code == CELL_CODE;
}
string const corrected_env(string const & suffix, string const & env,
- InsetCode code)
+ InsetCode code, bool const lastpar)
{
string output = suffix + "{";
- if (noTrivlistCentering(code))
+ if (noTrivlistCentering(code)) {
+ if (lastpar) {
+ // the last paragraph in non-trivlist-aligned
+ // context is special (to avoid unwanted whitespace)
+ if (suffix == "\\begin")
+ return "\\" + correction(env) + "{}";
+ return string();
+ }
output += correction(env);
- else
+ } else
output += env;
output += "}";
if (suffix == "\\begin")
int Paragraph::Private::startTeXParParams(BufferParams const & bparams,
odocstream & os, TexRow & texrow,
- bool moving_arg) const
+ OutputParams const & runparams) const
{
int column = 0;
case LYX_ALIGN_LEFT:
case LYX_ALIGN_RIGHT:
case LYX_ALIGN_CENTER:
- if (moving_arg) {
+ if (runparams.moving_arg) {
os << "\\protect";
column += 8;
}
break;
}
+ string const begin_tag = "\\begin";
+ InsetCode code = owner_->ownerCode();
+ bool const lastpar = runparams.isLastPar;
+
switch (curAlign) {
case LYX_ALIGN_NONE:
case LYX_ALIGN_BLOCK:
case LYX_ALIGN_LEFT: {
string output;
if (owner_->getParLanguage(bparams)->babel() != "hebrew")
- output = corrected_env("\\begin", "flushleft", owner_->ownerCode());
+ output = corrected_env(begin_tag, "flushleft", code, lastpar);
else
- output = corrected_env("\\begin", "flushright", owner_->ownerCode());
+ output = corrected_env(begin_tag, "flushright", code, lastpar);
os << from_ascii(output);
adjust_row_column(output, texrow, column);
break;
} case LYX_ALIGN_RIGHT: {
string output;
if (owner_->getParLanguage(bparams)->babel() != "hebrew")
- output = corrected_env("\\begin", "flushright", owner_->ownerCode());
+ output = corrected_env(begin_tag, "flushright", code, lastpar);
else
- output = corrected_env("\\begin", "flushleft", owner_->ownerCode());
+ output = corrected_env(begin_tag, "flushleft", code, lastpar);
os << from_ascii(output);
adjust_row_column(output, texrow, column);
break;
} case LYX_ALIGN_CENTER: {
string output;
- output = corrected_env("\\begin", "center", owner_->ownerCode());
+ output = corrected_env(begin_tag, "center", code, lastpar);
os << from_ascii(output);
adjust_row_column(output, texrow, column);
break;
int Paragraph::Private::endTeXParParams(BufferParams const & bparams,
odocstream & os, TexRow & texrow,
- bool moving_arg) const
+ OutputParams const & runparams) const
{
int column = 0;
case LYX_ALIGN_LEFT:
case LYX_ALIGN_RIGHT:
case LYX_ALIGN_CENTER:
- if (moving_arg) {
+ if (runparams.moving_arg) {
os << "\\protect";
column = 8;
}
break;
}
+ string const end_tag = "\n\\par\\end";
+ InsetCode code = owner_->ownerCode();
+ bool const lastpar = runparams.isLastPar;
+
switch (params_.align()) {
case LYX_ALIGN_NONE:
case LYX_ALIGN_BLOCK:
case LYX_ALIGN_LEFT: {
string output;
if (owner_->getParLanguage(bparams)->babel() != "hebrew")
- output = corrected_env("\n\\par\\end", "flushleft", owner_->ownerCode());
+ output = corrected_env(end_tag, "flushleft", code, lastpar);
else
- output = corrected_env("\n\\par\\end", "flushright", owner_->ownerCode());
+ output = corrected_env(end_tag, "flushright", code, lastpar);
os << from_ascii(output);
adjust_row_column(output, texrow, column);
break;
} case LYX_ALIGN_RIGHT: {
string output;
if (owner_->getParLanguage(bparams)->babel() != "hebrew")
- output = corrected_env("\n\\par\\end", "flushright", owner_->ownerCode());
+ output = corrected_env(end_tag, "flushright", code, lastpar);
else
- output = corrected_env("\n\\par\\end", "flushleft", owner_->ownerCode());
+ output = corrected_env(end_tag, "flushleft", code, lastpar);
os << from_ascii(output);
adjust_row_column(output, texrow, column);
break;
} case LYX_ALIGN_CENTER: {
string output;
- output = corrected_env("\n\\par\\end", "center", owner_->ownerCode());
+ output = corrected_env(end_tag, "center", code, lastpar);
os << from_ascii(output);
adjust_row_column(output, texrow, column);
break;
// This one spits out the text of the paragraph
bool Paragraph::latex(BufferParams const & bparams,
- Font const & outerfont,
- odocstream & os, TexRow & texrow,
- OutputParams const & runparams) const
+ Font const & outerfont,
+ odocstream & os, TexRow & texrow,
+ OutputParams const & runparams,
+ int start_pos, int end_pos) const
{
- LYXERR(Debug::LATEX, "SimpleTeXOnePar... " << this);
+ LYXERR(Debug::LATEX, "Paragraph::latex... " << this);
bool return_value = false;
- bool asdefault = forcePlainLayout();
+ bool const allowcust = allowParagraphCustomization();
- Layout const & style = asdefault ?
- bparams.documentClass().plainLayout() :
- *d->layout_;
+ // FIXME This check should not be needed. Perhaps issue an
+ // error if it triggers.
+ Layout const & style = forcePlainLayout() ?
+ bparams.documentClass().plainLayout() : *d->layout_;
// Current base font for all inherited font changes, without any
// change caused by an individual character, except for the language:
os << '{';
++column;
}
- if (!asdefault)
+ if (allowcust)
column += d->startTeXParParams(bparams, os, texrow,
- runparams.moving_arg);
+ runparams);
}
for (pos_type i = 0; i < size(); ++i) {
++column;
}
- if (!asdefault)
+ if (allowcust)
column += d->startTeXParParams(bparams, os,
texrow,
- runparams.moving_arg);
+ runparams);
}
Change const & change = runparams.inDeletedInset ? runparams.changeOfDeletedInset
os << fontchange;
}
- if (c == ' ') {
+ // FIXME: think about end_pos implementation...
+ if (c == ' ' && i >= start_pos && (end_pos == -1 || i < end_pos)) {
// FIXME: integrate this case in latexSpecialChar
// Do not print the separation of the optional argument
// if style.pass_thru is false. This works because
// Two major modes: LaTeX or plain
// Handle here those cases common to both modes
// and then split to handle the two modes separately.
- if (c == META_INSET)
- d->latexInset(bparams, os,
- texrow, rp, running_font,
- basefont, outerfont, open_font,
- runningChange, style, i, column);
- else {
- try {
- d->latexSpecialChar(os, rp, running_font, runningChange,
- style, i, column);
- } catch (EncodingException & e) {
+ if (c == META_INSET) {
+ if (i >= start_pos && (end_pos == -1 || i < end_pos)) {
+ d->latexInset(bparams, os,
+ texrow, rp, running_font,
+ basefont, outerfont, open_font,
+ runningChange, style, i, column);
+ }
+ } else {
+ if (i >= start_pos && (end_pos == -1 || i < end_pos)) {
+ try {
+ d->latexSpecialChar(os, rp, running_font, runningChange,
+ style, i, column);
+ } catch (EncodingException & e) {
if (runparams.dryrun) {
os << "<" << _("LyX Warning: ")
<< _("uncodable character") << " '";
}
}
}
+ }
// Set the encoding to that returned from latexSpecialChar (see
// comment for encoding member in OutputParams.h)
return_value = false;
}
- if (!asdefault) {
+ if (allowcust) {
column += d->endTeXParParams(bparams, os, texrow,
- runparams.moving_arg);
+ runparams);
}
- LYXERR(Debug::LATEX, "SimpleTeXOnePar...done " << this);
+ LYXERR(Debug::LATEX, "Paragraph::latex... done " << this);
return return_value;
}
if (Inset const * inset = getInset(pos))
return inset->isLetter();
char_type const c = d->text_[pos];
- return isLetterChar(c) || isDigit(c);
+ // We want to pass the ' and escape chars to the spellchecker
+ static docstring const quote = from_utf8(lyxrc.spellchecker_esc_chars + '\'');
+ return (isLetterChar(c) || isDigit(c) || contains(quote, c))
+ && (!d->inset_owner_ || d->inset_owner_->allowSpellCheck())
+ && pos != size()
+ && !isDeleted(pos);
}
for (pos_type i = beg; i < end; ++i) {
char_type const c = d->text_[i];
- if (isPrintable(c))
+ if (isPrintable(c) || c == '\t'
+ || (c == '\n' && options & AS_STR_NEWLINES))
os.put(c);
else if (c == META_INSET && options & AS_STR_INSETS)
- getInset(i)->textString(os);
+ getInset(i)->tocString(os);
+ }
+
+ return os.str();
+}
+
+
+docstring Paragraph::stringify(pos_type beg, pos_type end, int options, OutputParams & runparams) const
+{
+ odocstringstream os;
+
+ if (beg == 0
+ && options & AS_STR_LABEL
+ && !d->params_.labelString().empty())
+ os << d->params_.labelString() << ' ';
+
+ for (pos_type i = beg; i < end; ++i) {
+ char_type const c = d->text_[i];
+ if (isPrintable(c) || c == '\t'
+ || (c == '\n' && options & AS_STR_NEWLINES))
+ os.put(c);
+ else if (c == META_INSET && options & AS_STR_INSETS) {
+ getInset(i)->plaintext(os, runparams);
+ }
}
return os.str();
}
+void Paragraph::setDefaultLayout(DocumentClass const & tc)
+{
+ setLayout(tc.defaultLayout());
+}
+
+
+void Paragraph::setPlainLayout(DocumentClass const & tc)
+{
+ setLayout(tc.plainLayout());
+}
+
+
void Paragraph::setPlainOrDefaultLayout(DocumentClass const & tclass)
{
if (usePlainLayout())
- setLayout(tclass.plainLayout());
+ setPlainLayout(tclass);
else
- setLayout(tclass.defaultLayout());
+ setDefaultLayout(tclass);
}
Inset const & Paragraph::inInset() const
{
LASSERT(d->inset_owner_, throw ExceptionMessage(BufferException,
- _("Memory problem"), _("Paragraph not properly initiliazed")));
+ _("Memory problem"), _("Paragraph not properly initialized")));
return *d->inset_owner_;
}
}
-void Paragraph::collectWords(CursorSlice const & sl)
+void Paragraph::locateWord(pos_type & from, pos_type & to,
+ word_location const loc) const
{
- // find new words
- bool inword = false;
+ switch (loc) {
+ case WHOLE_WORD_STRICT:
+ if (from == 0 || from == size()
+ || !isLetter(from)
+ || !isLetter(from - 1)) {
+ to = from;
+ return;
+ }
+ // no break here, we go to the next
+
+ case WHOLE_WORD:
+ // If we are already at the beginning of a word, do nothing
+ if (!from || !isLetter(from - 1))
+ break;
+ // no break here, we go to the next
+
+ case PREVIOUS_WORD:
+ // always move the cursor to the beginning of previous word
+ while (from && isLetter(from - 1))
+ --from;
+ break;
+ case NEXT_WORD:
+ LYXERR0("Paragraph::locateWord: NEXT_WORD not implemented yet");
+ break;
+ case PARTIAL_WORD:
+ // no need to move the 'from' cursor
+ break;
+ }
+ to = from;
+ while (to < size() && isLetter(to))
+ ++to;
+}
+
+
+void Paragraph::collectWords()
+{
+ SpellChecker * speller = theSpellChecker();
//lyxerr << "Words: ";
pos_type n = size();
- for (pos_type pos = 0; pos != n; ++pos) {
- if (isDeleted(pos))
+ for (pos_type pos = 0; pos < n; ++pos) {
+ if (!isLetter(pos))
continue;
-
- if (!isLetter(pos)) {
- inword = false;
+ pos_type from = pos;
+ locateWord(from, pos, WHOLE_WORD);
+ if (!lyxrc.spellcheck_continuously && pos - from < 6)
continue;
- }
- if (inword)
- continue;
+ docstring word = asString(from, pos, false);
+ if (pos - from >= 6)
+ d->words_.insert(word);
- inword = true;
- CursorSlice from = sl;
- CursorSlice to = sl;
- from.pos() = pos;
- to.pos() = pos;
- from.text()->getWord(from, to, WHOLE_WORD);
- if (to.pos() - from.pos() < 6)
+ if (!lyxrc.spellcheck_continuously || !speller)
continue;
- docstring word = asString(from.pos(), to.pos(), false);
- d->words_.insert(word);
+
+ string lang_code = lyxrc.spellchecker_use_alt_lang
+ ? lyxrc.spellchecker_alt_lang
+ : getFontSettings(d->inset_owner_->buffer().params(), from).language()->code();
+ WordLangTuple wl(word, lang_code);
+ SpellChecker::Result res = speller->check(wl);
+ // ... just ignore any error that the spellchecker reports.
+ if (!speller->error().empty())
+ continue;
+ bool const misspelled = res != SpellChecker::OK
+ && res != SpellChecker::IGNORED_WORD;
+ d->fontlist_.setMisspelled(from, pos, misspelled);
+
//lyxerr << word << " ";
}
//lyxerr << std::endl;
}
-void Paragraph::updateWords(CursorSlice const & sl)
+void Paragraph::updateWords()
{
- LASSERT(&sl.paragraph() == this, /**/);
deregisterWords();
- collectWords(sl);
+ collectWords();
registerWords();
}