mirror of
https://git.lyx.org/repos/lyx.git
synced 2024-12-23 13:31:49 +00:00
4182 lines
103 KiB
C++
4182 lines
103 KiB
C++
/**
|
|
* \file Paragraph.cpp
|
|
* This file is part of LyX, the document processor.
|
|
* Licence details can be found in the file COPYING.
|
|
*
|
|
* \author Asger Alstrup
|
|
* \author Lars Gullik Bjønnes
|
|
* \author Richard Heck (XHTML output)
|
|
* \author Jean-Marc Lasgouttes
|
|
* \author Angus Leeming
|
|
* \author John Levon
|
|
* \author André Pönitz
|
|
* \author Dekel Tsur
|
|
* \author Jürgen Vigna
|
|
*
|
|
* Full author contact details are available in file CREDITS.
|
|
*/
|
|
|
|
#include <config.h>
|
|
|
|
#include "Paragraph.h"
|
|
|
|
#include "LayoutFile.h"
|
|
#include "Buffer.h"
|
|
#include "BufferParams.h"
|
|
#include "Changes.h"
|
|
#include "Counters.h"
|
|
#include "BufferEncodings.h"
|
|
#include "InsetList.h"
|
|
#include "Language.h"
|
|
#include "LaTeXFeatures.h"
|
|
#include "Layout.h"
|
|
#include "Length.h"
|
|
#include "Font.h"
|
|
#include "FontList.h"
|
|
#include "LyXRC.h"
|
|
#include "OutputParams.h"
|
|
#include "output_latex.h"
|
|
#include "output_xhtml.h"
|
|
#include "ParagraphParameters.h"
|
|
#include "SpellChecker.h"
|
|
#include "sgml.h"
|
|
#include "TextClass.h"
|
|
#include "TexRow.h"
|
|
#include "Text.h"
|
|
#include "WordLangTuple.h"
|
|
#include "WordList.h"
|
|
|
|
#include "frontends/alert.h"
|
|
|
|
#include "insets/InsetBibitem.h"
|
|
#include "insets/InsetLabel.h"
|
|
#include "insets/InsetSpecialChar.h"
|
|
|
|
#include "support/debug.h"
|
|
#include "support/docstring_list.h"
|
|
#include "support/ExceptionMessage.h"
|
|
#include "support/gettext.h"
|
|
#include "support/lassert.h"
|
|
#include "support/lstrings.h"
|
|
#include "support/textutils.h"
|
|
|
|
#include <sstream>
|
|
#include <vector>
|
|
|
|
using namespace std;
|
|
using namespace lyx::support;
|
|
|
|
namespace lyx {
|
|
|
|
namespace {
|
|
|
|
/// Inset identifier (above 0x10ffff, for ucs-4)
|
|
char_type const META_INSET = 0x200001;
|
|
|
|
}
|
|
|
|
|
|
/////////////////////////////////////////////////////////////////////
|
|
//
|
|
// SpellResultRange
|
|
//
|
|
/////////////////////////////////////////////////////////////////////
|
|
|
|
class SpellResultRange {
|
|
public:
|
|
SpellResultRange(FontSpan range, SpellChecker::Result result)
|
|
: range_(range), result_(result)
|
|
{}
|
|
///
|
|
FontSpan const & range() const { return range_; }
|
|
///
|
|
void range(FontSpan const & r) { range_ = r; }
|
|
///
|
|
SpellChecker::Result result() const { return result_; }
|
|
///
|
|
void result(SpellChecker::Result r) { result_ = r; }
|
|
///
|
|
bool inside(pos_type pos) const { return range_.inside(pos); }
|
|
///
|
|
bool covered(FontSpan const & r) const
|
|
{
|
|
// 1. first of new range inside current range or
|
|
// 2. last of new range inside current range or
|
|
// 3. first of current range inside new range or
|
|
// 4. last of current range inside new range
|
|
return range_.inside(r.first) || range_.inside(r.last) ||
|
|
r.inside(range_.first) || r.inside(range_.last);
|
|
}
|
|
///
|
|
void shift(pos_type pos, int offset)
|
|
{
|
|
if (range_.first > pos) {
|
|
range_.first += offset;
|
|
range_.last += offset;
|
|
} else if (range_.last >= pos) {
|
|
range_.last += offset;
|
|
}
|
|
}
|
|
private:
|
|
FontSpan range_ ;
|
|
SpellChecker::Result result_ ;
|
|
};
|
|
|
|
|
|
/////////////////////////////////////////////////////////////////////
|
|
//
|
|
// SpellCheckerState
|
|
//
|
|
/////////////////////////////////////////////////////////////////////
|
|
|
|
class SpellCheckerState {
|
|
public:
|
|
SpellCheckerState()
|
|
{
|
|
needs_refresh_ = true;
|
|
current_change_number_ = 0;
|
|
}
|
|
|
|
void setRange(FontSpan const & fp, SpellChecker::Result state)
|
|
{
|
|
Ranges result;
|
|
RangesIterator et = ranges_.end();
|
|
RangesIterator it = ranges_.begin();
|
|
for (; it != et; ++it) {
|
|
if (!it->covered(fp))
|
|
result.push_back(SpellResultRange(it->range(), it->result()));
|
|
else if (state == SpellChecker::WORD_OK) {
|
|
// trim or split the current misspelled range
|
|
// store misspelled ranges only
|
|
FontSpan range = it->range();
|
|
if (fp.first > range.first) {
|
|
// misspelled area in front of WORD_OK
|
|
range.last = fp.first - 1;
|
|
result.push_back(SpellResultRange(range, it->result()));
|
|
range = it->range();
|
|
}
|
|
if (fp.last < range.last) {
|
|
// misspelled area after WORD_OK range
|
|
range.first = fp.last + 1;
|
|
result.push_back(SpellResultRange(range, it->result()));
|
|
}
|
|
}
|
|
}
|
|
ranges_ = result;
|
|
if (state != SpellChecker::WORD_OK)
|
|
ranges_.push_back(SpellResultRange(fp, state));
|
|
}
|
|
|
|
void increasePosAfterPos(pos_type pos)
|
|
{
|
|
correctRangesAfterPos(pos, 1);
|
|
needsRefresh(pos);
|
|
}
|
|
|
|
void decreasePosAfterPos(pos_type pos)
|
|
{
|
|
correctRangesAfterPos(pos, -1);
|
|
needsRefresh(pos);
|
|
}
|
|
|
|
void refreshLast(pos_type pos)
|
|
{
|
|
if (pos < refresh_.last)
|
|
refresh_.last = pos;
|
|
}
|
|
|
|
SpellChecker::Result getState(pos_type pos) const
|
|
{
|
|
SpellChecker::Result result = SpellChecker::WORD_OK;
|
|
RangesIterator et = ranges_.end();
|
|
RangesIterator it = ranges_.begin();
|
|
for (; it != et; ++it) {
|
|
if(it->inside(pos)) {
|
|
return it->result();
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
FontSpan const & getRange(pos_type pos) const
|
|
{
|
|
/// empty span to indicate mismatch
|
|
static FontSpan empty_;
|
|
RangesIterator et = ranges_.end();
|
|
RangesIterator it = ranges_.begin();
|
|
for (; it != et; ++it) {
|
|
if(it->inside(pos)) {
|
|
return it->range();
|
|
}
|
|
}
|
|
return empty_;
|
|
}
|
|
|
|
bool needsRefresh() const
|
|
{
|
|
return needs_refresh_;
|
|
}
|
|
|
|
SpellChecker::ChangeNumber currentChangeNumber() const
|
|
{
|
|
return current_change_number_;
|
|
}
|
|
|
|
void refreshRange(pos_type & first, pos_type & last) const
|
|
{
|
|
first = refresh_.first;
|
|
last = refresh_.last;
|
|
}
|
|
|
|
void needsRefresh(pos_type pos)
|
|
{
|
|
if (needs_refresh_ && pos != -1) {
|
|
if (pos < refresh_.first)
|
|
refresh_.first = pos;
|
|
if (pos > refresh_.last)
|
|
refresh_.last = pos;
|
|
} else if (pos != -1) {
|
|
// init request check for neighbour positions too
|
|
refresh_.first = pos > 0 ? pos - 1 : 0;
|
|
// no need for special end of paragraph check
|
|
refresh_.last = pos + 1;
|
|
}
|
|
needs_refresh_ = pos != -1;
|
|
}
|
|
|
|
void needsCompleteRefresh(SpellChecker::ChangeNumber change_number)
|
|
{
|
|
needs_refresh_ = true;
|
|
refresh_.first = 0;
|
|
refresh_.last = -1;
|
|
current_change_number_ = change_number;
|
|
}
|
|
private:
|
|
typedef vector<SpellResultRange> Ranges;
|
|
typedef Ranges::const_iterator RangesIterator;
|
|
Ranges ranges_;
|
|
/// the area of the paragraph with pending spell check
|
|
FontSpan refresh_;
|
|
bool needs_refresh_;
|
|
/// spell state cache version number
|
|
SpellChecker::ChangeNumber current_change_number_;
|
|
|
|
|
|
void correctRangesAfterPos(pos_type pos, int offset)
|
|
{
|
|
RangesIterator et = ranges_.end();
|
|
Ranges::iterator it = ranges_.begin();
|
|
for (; it != et; ++it) {
|
|
it->shift(pos, offset);
|
|
}
|
|
}
|
|
|
|
};
|
|
|
|
/////////////////////////////////////////////////////////////////////
|
|
//
|
|
// Paragraph::Private
|
|
//
|
|
/////////////////////////////////////////////////////////////////////
|
|
|
|
class Paragraph::Private
|
|
{
|
|
public:
|
|
///
|
|
Private(Paragraph * owner, Layout const & layout);
|
|
/// "Copy constructor"
|
|
Private(Private const &, Paragraph * owner);
|
|
/// Copy constructor from \p beg to \p end
|
|
Private(Private const &, Paragraph * owner, pos_type beg, pos_type end);
|
|
|
|
///
|
|
void insertChar(pos_type pos, char_type c, Change const & change);
|
|
|
|
/// Output the surrogate pair formed by \p c and \p next to \p os.
|
|
/// \return the number of characters written.
|
|
int latexSurrogatePair(otexstream & os, char_type c, char_type next,
|
|
OutputParams const &);
|
|
|
|
/// Output a space in appropriate formatting (or a surrogate pair
|
|
/// if the next character is a combining character).
|
|
/// \return whether a surrogate pair was output.
|
|
bool simpleTeXBlanks(OutputParams const &,
|
|
otexstream &,
|
|
pos_type i,
|
|
unsigned int & column,
|
|
Font const & font,
|
|
Layout const & style);
|
|
|
|
/// Output consecutive unicode chars, belonging to the same script as
|
|
/// specified by the latex macro \p ltx, to \p os starting from \p i.
|
|
/// \return the number of characters written.
|
|
int writeScriptChars(otexstream & os, docstring const & ltx,
|
|
Change const &, Encoding const &, pos_type & i);
|
|
|
|
/// This could go to ParagraphParameters if we want to.
|
|
int startTeXParParams(BufferParams const &, otexstream &,
|
|
OutputParams const &) const;
|
|
|
|
/// This could go to ParagraphParameters if we want to.
|
|
bool endTeXParParams(BufferParams const &, otexstream &,
|
|
OutputParams const &) const;
|
|
|
|
///
|
|
void latexInset(BufferParams const &,
|
|
otexstream &,
|
|
OutputParams &,
|
|
Font & running_font,
|
|
Font & basefont,
|
|
Font const & outerfont,
|
|
bool & open_font,
|
|
Change & running_change,
|
|
Layout const & style,
|
|
pos_type & i,
|
|
unsigned int & column);
|
|
|
|
///
|
|
void latexSpecialChar(
|
|
otexstream & os,
|
|
BufferParams const & bparams,
|
|
OutputParams const & runparams,
|
|
Font const & running_font,
|
|
Change const & running_change,
|
|
Layout const & style,
|
|
pos_type & i,
|
|
pos_type end_pos,
|
|
unsigned int & column);
|
|
|
|
///
|
|
bool latexSpecialT1(
|
|
char_type const c,
|
|
otexstream & os,
|
|
pos_type i,
|
|
unsigned int & column);
|
|
///
|
|
bool latexSpecialT3(
|
|
char_type const c,
|
|
otexstream & os,
|
|
pos_type i,
|
|
unsigned int & column);
|
|
///
|
|
bool latexSpecialTypewriter(
|
|
char_type const c,
|
|
otexstream & os,
|
|
pos_type i,
|
|
unsigned int & column);
|
|
///
|
|
bool latexSpecialPhrase(
|
|
otexstream & os,
|
|
pos_type & i,
|
|
pos_type end_pos,
|
|
unsigned int & column,
|
|
OutputParams const & runparams);
|
|
|
|
///
|
|
void validate(LaTeXFeatures & features) const;
|
|
|
|
/// Checks if the paragraph contains only text and no inset or font change.
|
|
bool onlyText(Buffer const & buf, Font const & outerfont,
|
|
pos_type initial) const;
|
|
|
|
/// match a string against a particular point in the paragraph
|
|
bool isTextAt(string const & str, pos_type pos) const;
|
|
|
|
/// a vector of speller skip positions
|
|
typedef vector<FontSpan> SkipPositions;
|
|
typedef SkipPositions::const_iterator SkipPositionsIterator;
|
|
|
|
void appendSkipPosition(SkipPositions & skips, pos_type const pos) const;
|
|
|
|
Language * getSpellLanguage(pos_type const from) const;
|
|
|
|
Language * locateSpellRange(pos_type & from, pos_type & to,
|
|
SkipPositions & skips) const;
|
|
|
|
bool hasSpellerChange() const
|
|
{
|
|
SpellChecker::ChangeNumber speller_change_number = 0;
|
|
if (theSpellChecker())
|
|
speller_change_number = theSpellChecker()->changeNumber();
|
|
return speller_change_number > speller_state_.currentChangeNumber();
|
|
}
|
|
|
|
bool ignoreWord(docstring const & word) const ;
|
|
|
|
void setMisspelled(pos_type from, pos_type to, SpellChecker::Result state)
|
|
{
|
|
pos_type textsize = owner_->size();
|
|
// check for sane arguments
|
|
if (to <= from || from >= textsize)
|
|
return;
|
|
FontSpan fp = FontSpan(from, to - 1);
|
|
speller_state_.setRange(fp, state);
|
|
}
|
|
|
|
void requestSpellCheck(pos_type pos)
|
|
{
|
|
if (pos == -1)
|
|
speller_state_.needsCompleteRefresh(speller_state_.currentChangeNumber());
|
|
else
|
|
speller_state_.needsRefresh(pos);
|
|
}
|
|
|
|
void readySpellCheck()
|
|
{
|
|
speller_state_.needsRefresh(-1);
|
|
}
|
|
|
|
bool needsSpellCheck() const
|
|
{
|
|
return speller_state_.needsRefresh();
|
|
}
|
|
|
|
void rangeOfSpellCheck(pos_type & first, pos_type & last) const
|
|
{
|
|
speller_state_.refreshRange(first, last);
|
|
if (last == -1) {
|
|
last = owner_->size();
|
|
return;
|
|
}
|
|
pos_type endpos = last;
|
|
owner_->locateWord(first, endpos, WHOLE_WORD);
|
|
if (endpos < last) {
|
|
endpos = last;
|
|
owner_->locateWord(last, endpos, WHOLE_WORD);
|
|
}
|
|
last = endpos;
|
|
}
|
|
|
|
int countSkips(SkipPositionsIterator & it, SkipPositionsIterator const et,
|
|
int & start) const
|
|
{
|
|
int numskips = 0;
|
|
while (it != et && it->first < start) {
|
|
int skip = it->last - it->first + 1;
|
|
start += skip;
|
|
numskips += skip;
|
|
++it;
|
|
}
|
|
return numskips;
|
|
}
|
|
|
|
void markMisspelledWords(pos_type const & first, pos_type const & last,
|
|
SpellChecker::Result result,
|
|
docstring const & word,
|
|
SkipPositions const & skips);
|
|
|
|
InsetCode ownerCode() const
|
|
{
|
|
return inset_owner_ ? inset_owner_->lyxCode() : NO_CODE;
|
|
}
|
|
|
|
/// Which Paragraph owns us?
|
|
Paragraph * owner_;
|
|
|
|
/// In which Inset?
|
|
Inset const * inset_owner_;
|
|
|
|
///
|
|
FontList fontlist_;
|
|
|
|
///
|
|
int id_;
|
|
|
|
///
|
|
ParagraphParameters params_;
|
|
|
|
/// for recording and looking up changes
|
|
Changes changes_;
|
|
|
|
///
|
|
InsetList insetlist_;
|
|
|
|
/// end of label
|
|
pos_type begin_of_body_;
|
|
|
|
typedef docstring TextContainer;
|
|
///
|
|
TextContainer text_;
|
|
|
|
typedef set<docstring> Words;
|
|
typedef map<Language, Words> LangWordsMap;
|
|
///
|
|
LangWordsMap words_;
|
|
///
|
|
Layout const * layout_;
|
|
///
|
|
SpellCheckerState speller_state_;
|
|
};
|
|
|
|
|
|
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);
|
|
|
|
} // namespace anon
|
|
|
|
|
|
Paragraph::Private::Private(Paragraph * owner, Layout const & layout)
|
|
: owner_(owner), inset_owner_(0), id_(-1), begin_of_body_(0), layout_(&layout)
|
|
{
|
|
text_.reserve(100);
|
|
}
|
|
|
|
|
|
// Initialization of the counter for the paragraph id's,
|
|
//
|
|
// FIXME: There should be a more intelligent way to generate and use the
|
|
// paragraph ids per buffer instead a global static counter for all InsetText
|
|
// in the running program.
|
|
static int paragraph_id = -1;
|
|
|
|
Paragraph::Private::Private(Private const & p, Paragraph * owner)
|
|
: owner_(owner), inset_owner_(p.inset_owner_), fontlist_(p.fontlist_),
|
|
params_(p.params_), changes_(p.changes_), insetlist_(p.insetlist_),
|
|
begin_of_body_(p.begin_of_body_), text_(p.text_), words_(p.words_),
|
|
layout_(p.layout_)
|
|
{
|
|
id_ = ++paragraph_id;
|
|
requestSpellCheck(p.text_.size());
|
|
}
|
|
|
|
|
|
Paragraph::Private::Private(Private const & p, Paragraph * owner,
|
|
pos_type beg, pos_type end)
|
|
: owner_(owner), inset_owner_(p.inset_owner_),
|
|
params_(p.params_), changes_(p.changes_),
|
|
insetlist_(p.insetlist_, beg, end),
|
|
begin_of_body_(p.begin_of_body_), words_(p.words_),
|
|
layout_(p.layout_)
|
|
{
|
|
id_ = ++paragraph_id;
|
|
if (beg >= pos_type(p.text_.size()))
|
|
return;
|
|
text_ = p.text_.substr(beg, end - beg);
|
|
|
|
FontList::const_iterator fcit = fontlist_.begin();
|
|
FontList::const_iterator fend = fontlist_.end();
|
|
for (; fcit != fend; ++fcit) {
|
|
if (fcit->pos() < beg)
|
|
continue;
|
|
if (fcit->pos() >= end) {
|
|
// Add last entry in the fontlist_.
|
|
fontlist_.set(text_.size() - 1, fcit->font());
|
|
break;
|
|
}
|
|
// Add a new entry in the fontlist_.
|
|
fontlist_.set(fcit->pos() - beg, fcit->font());
|
|
}
|
|
requestSpellCheck(p.text_.size());
|
|
}
|
|
|
|
|
|
void Paragraph::addChangesToToc(DocIterator const & cdit,
|
|
Buffer const & buf, bool output_active) const
|
|
{
|
|
d->changes_.addToToc(cdit, buf, output_active);
|
|
}
|
|
|
|
|
|
bool Paragraph::isDeleted(pos_type start, pos_type end) const
|
|
{
|
|
LASSERT(start >= 0 && start <= size(), return false);
|
|
LASSERT(end > start && end <= size() + 1, return false);
|
|
|
|
return d->changes_.isDeleted(start, end);
|
|
}
|
|
|
|
|
|
bool Paragraph::isChanged(pos_type start, pos_type end) const
|
|
{
|
|
LASSERT(start >= 0 && start <= size(), return false);
|
|
LASSERT(end > start && end <= size() + 1, return false);
|
|
|
|
return d->changes_.isChanged(start, end);
|
|
}
|
|
|
|
|
|
bool Paragraph::isMergedOnEndOfParDeletion(bool trackChanges) const
|
|
{
|
|
// keep the logic here in sync with the logic of eraseChars()
|
|
if (!trackChanges)
|
|
return true;
|
|
|
|
Change const change = d->changes_.lookup(size());
|
|
return change.inserted() && change.currentAuthor();
|
|
}
|
|
|
|
|
|
void Paragraph::setChange(Change const & change)
|
|
{
|
|
// beware of the imaginary end-of-par character!
|
|
d->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.deleted()) {
|
|
for (pos_type pos = 0; pos < size(); ++pos) {
|
|
if (Inset * inset = getInset(pos))
|
|
inset->setChange(change);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
void Paragraph::setChange(pos_type pos, Change const & change)
|
|
{
|
|
LASSERT(pos >= 0 && pos <= size(), return);
|
|
d->changes_.set(change, pos);
|
|
|
|
// see comment in setChange(Change const &) above
|
|
if (!change.deleted() && pos < size())
|
|
if (Inset * inset = getInset(pos))
|
|
inset->setChange(change);
|
|
}
|
|
|
|
|
|
Change const & Paragraph::lookupChange(pos_type pos) const
|
|
{
|
|
LBUFERR(pos >= 0 && pos <= size());
|
|
return d->changes_.lookup(pos);
|
|
}
|
|
|
|
|
|
void Paragraph::acceptChanges(pos_type start, pos_type end)
|
|
{
|
|
LASSERT(start >= 0 && start <= size(), return);
|
|
LASSERT(end > start && end <= size() + 1, return);
|
|
|
|
for (pos_type pos = start; pos < end; ++pos) {
|
|
switch (lookupChange(pos).type) {
|
|
case Change::UNCHANGED:
|
|
// accept changes in nested inset
|
|
if (Inset * inset = getInset(pos))
|
|
inset->acceptChanges();
|
|
break;
|
|
|
|
case Change::INSERTED:
|
|
d->changes_.set(Change(Change::UNCHANGED), pos);
|
|
// also accept changes in nested inset
|
|
if (Inset * inset = getInset(pos))
|
|
inset->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::rejectChanges(pos_type start, pos_type end)
|
|
{
|
|
LASSERT(start >= 0 && start <= size(), return);
|
|
LASSERT(end > start && end <= size() + 1, return);
|
|
|
|
for (pos_type pos = start; pos < end; ++pos) {
|
|
switch (lookupChange(pos).type) {
|
|
case Change::UNCHANGED:
|
|
// reject changes in nested inset
|
|
if (Inset * inset = getInset(pos))
|
|
inset->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:
|
|
d->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;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
void Paragraph::Private::insertChar(pos_type pos, char_type c,
|
|
Change const & change)
|
|
{
|
|
LASSERT(pos >= 0 && pos <= int(text_.size()), return);
|
|
|
|
// track change
|
|
changes_.insert(change, pos);
|
|
|
|
// This is actually very common when parsing buffers (and
|
|
// maybe inserting ascii text)
|
|
if (pos == pos_type(text_.size())) {
|
|
// when appending characters, no need to update tables
|
|
text_.push_back(c);
|
|
// but we want spell checking
|
|
requestSpellCheck(pos);
|
|
return;
|
|
}
|
|
|
|
text_.insert(text_.begin() + pos, c);
|
|
|
|
// Update the font table.
|
|
fontlist_.increasePosAfterPos(pos);
|
|
|
|
// Update the insets
|
|
insetlist_.increasePosAfterPos(pos);
|
|
|
|
// Update list of misspelled positions
|
|
speller_state_.increasePosAfterPos(pos);
|
|
}
|
|
|
|
|
|
bool Paragraph::insertInset(pos_type pos, Inset * inset,
|
|
Font const & font, Change const & change)
|
|
{
|
|
LASSERT(inset, return false);
|
|
LASSERT(pos >= 0 && pos <= size(), return false);
|
|
|
|
// 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, return false);
|
|
|
|
// Add a new entry in the insetlist_.
|
|
d->insetlist_.insert(inset, pos);
|
|
|
|
// Some insets require run of spell checker
|
|
requestSpellCheck(pos);
|
|
setFont(pos, font);
|
|
return true;
|
|
}
|
|
|
|
|
|
bool Paragraph::eraseChar(pos_type pos, bool trackChanges)
|
|
{
|
|
LASSERT(pos >= 0 && pos <= size(), return false);
|
|
|
|
// keep the logic here in sync with the logic of isMergedOnEndOfParDeletion()
|
|
|
|
if (trackChanges) {
|
|
Change change = d->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.changed() ||
|
|
(change.inserted() && !change.currentAuthor())) {
|
|
setChange(pos, Change(Change::DELETED));
|
|
// request run of spell checker
|
|
requestSpellCheck(pos);
|
|
return false;
|
|
}
|
|
|
|
if (change.deleted())
|
|
return false;
|
|
}
|
|
|
|
// 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
|
|
d->changes_.erase(pos);
|
|
|
|
// if it is an inset, delete the inset entry
|
|
if (d->text_[pos] == META_INSET)
|
|
d->insetlist_.erase(pos);
|
|
|
|
d->text_.erase(d->text_.begin() + pos);
|
|
|
|
// Update the fontlist_
|
|
d->fontlist_.erase(pos);
|
|
|
|
// Update the insetlist_
|
|
d->insetlist_.decreasePosAfterPos(pos);
|
|
|
|
// Update list of misspelled positions
|
|
d->speller_state_.decreasePosAfterPos(pos);
|
|
d->speller_state_.refreshLast(size());
|
|
|
|
return true;
|
|
}
|
|
|
|
|
|
int Paragraph::eraseChars(pos_type start, pos_type end, bool trackChanges)
|
|
{
|
|
LASSERT(start >= 0 && start <= size(), return 0);
|
|
LASSERT(end >= start && end <= size() + 1, return 0);
|
|
|
|
pos_type i = start;
|
|
for (pos_type count = end - start; count; --count) {
|
|
if (!eraseChar(i, trackChanges))
|
|
++i;
|
|
}
|
|
return end - i;
|
|
}
|
|
|
|
|
|
int Paragraph::Private::latexSurrogatePair(otexstream & os, char_type c,
|
|
char_type next, OutputParams const & runparams)
|
|
{
|
|
// Writing next here may circumvent a possible font change between
|
|
// c and next. Since next is only output if it forms a surrogate pair
|
|
// with c we can ignore this:
|
|
// A font change inside a surrogate pair does not make sense and is
|
|
// hopefully impossible to input.
|
|
// FIXME: change tracking
|
|
// Is this correct WRT change tracking?
|
|
Encoding const & encoding = *(runparams.encoding);
|
|
docstring latex1 = encoding.latexChar(next).first;
|
|
if (runparams.inIPA) {
|
|
string const tipashortcut = Encodings::TIPAShortcut(next);
|
|
if (!tipashortcut.empty()) {
|
|
latex1 = from_ascii(tipashortcut);
|
|
}
|
|
}
|
|
docstring const latex2 = encoding.latexChar(c).first;
|
|
if (docstring(1, next) == latex1) {
|
|
// the encoding supports the combination
|
|
os << latex2 << latex1;
|
|
return latex1.length() + latex2.length();
|
|
} else if (runparams.local_font &&
|
|
runparams.local_font->language()->lang() == "polutonikogreek") {
|
|
// polutonikogreek only works without the brackets
|
|
os << latex1 << latex2;
|
|
return latex1.length() + latex2.length();
|
|
} else
|
|
os << latex1 << '{' << latex2 << '}';
|
|
return latex1.length() + latex2.length() + 2;
|
|
}
|
|
|
|
|
|
bool Paragraph::Private::simpleTeXBlanks(OutputParams const & runparams,
|
|
otexstream & os,
|
|
pos_type i,
|
|
unsigned int & column,
|
|
Font const & font,
|
|
Layout const & style)
|
|
{
|
|
if (style.pass_thru || runparams.pass_thru)
|
|
return false;
|
|
|
|
if (i + 1 < int(text_.size())) {
|
|
char_type next = text_[i + 1];
|
|
if (Encodings::isCombiningChar(next)) {
|
|
// This space has an accent, so we must always output it.
|
|
column += latexSurrogatePair(os, ' ', next, runparams) - 1;
|
|
return true;
|
|
}
|
|
}
|
|
|
|
if (runparams.linelen > 0
|
|
&& column > runparams.linelen
|
|
&& i
|
|
&& text_[i - 1] != ' '
|
|
&& (i + 1 < int(text_.size()))
|
|
// same in FreeSpacing mode
|
|
&& !owner_->isFreeSpacing()
|
|
// In typewriter mode, we want to avoid
|
|
// ! . ? : at the end of a line
|
|
&& !(font.fontInfo().family() == TYPEWRITER_FAMILY
|
|
&& (text_[i - 1] == '.'
|
|
|| text_[i - 1] == '?'
|
|
|| text_[i - 1] == ':'
|
|
|| text_[i - 1] == '!'))) {
|
|
os << '\n';
|
|
os.texrow().start(owner_->id(), i + 1);
|
|
column = 0;
|
|
} else if (style.free_spacing) {
|
|
os << '~';
|
|
} else {
|
|
os << ' ';
|
|
}
|
|
return false;
|
|
}
|
|
|
|
|
|
int Paragraph::Private::writeScriptChars(otexstream & os,
|
|
docstring const & ltx,
|
|
Change const & runningChange,
|
|
Encoding const & encoding,
|
|
pos_type & i)
|
|
{
|
|
// FIXME: modifying i here is not very nice...
|
|
|
|
// We only arrive here when a proper language for character text_[i] has
|
|
// not been specified (i.e., it could not be translated in the current
|
|
// latex encoding) or its latex translation has been forced, and it
|
|
// belongs to a known script.
|
|
// Parameter ltx contains the latex translation of text_[i] as specified
|
|
// in the unicodesymbols file and is something like "\textXXX{<spec>}".
|
|
// The latex macro name "textXXX" specifies the script to which text_[i]
|
|
// belongs and we use it in order to check whether characters from the
|
|
// same script immediately follow, such that we can collect them in a
|
|
// single "\textXXX" macro. So, we have to retain "\textXXX{<spec>"
|
|
// for the first char but only "<spec>" for all subsequent chars.
|
|
docstring::size_type const brace1 = ltx.find_first_of(from_ascii("{"));
|
|
docstring::size_type const brace2 = ltx.find_last_of(from_ascii("}"));
|
|
string script = to_ascii(ltx.substr(1, brace1 - 1));
|
|
int pos = 0;
|
|
int length = brace2;
|
|
bool closing_brace = true;
|
|
if (script == "textgreek" && encoding.latexName() == "iso-8859-7") {
|
|
// Correct encoding is being used, so we can avoid \textgreek.
|
|
pos = brace1 + 1;
|
|
length -= pos;
|
|
closing_brace = false;
|
|
}
|
|
os << ltx.substr(pos, length);
|
|
int size = text_.size();
|
|
while (i + 1 < size) {
|
|
char_type const next = text_[i + 1];
|
|
// Stop here if next character belongs to another script
|
|
// or there is a change in change tracking status.
|
|
if (!Encodings::isKnownScriptChar(next, script) ||
|
|
runningChange != owner_->lookupChange(i + 1))
|
|
break;
|
|
Font prev_font;
|
|
bool found = false;
|
|
FontList::const_iterator cit = fontlist_.begin();
|
|
FontList::const_iterator end = fontlist_.end();
|
|
for (; cit != end; ++cit) {
|
|
if (cit->pos() >= i && !found) {
|
|
prev_font = cit->font();
|
|
found = true;
|
|
}
|
|
if (cit->pos() >= i + 1)
|
|
break;
|
|
}
|
|
// Stop here if there is a font attribute or encoding change.
|
|
if (found && cit != end && prev_font != cit->font())
|
|
break;
|
|
docstring const latex = encoding.latexChar(next).first;
|
|
docstring::size_type const b1 =
|
|
latex.find_first_of(from_ascii("{"));
|
|
docstring::size_type const b2 =
|
|
latex.find_last_of(from_ascii("}"));
|
|
int const len = b2 - b1 - 1;
|
|
os << latex.substr(b1 + 1, len);
|
|
length += len;
|
|
++i;
|
|
}
|
|
if (closing_brace) {
|
|
os << '}';
|
|
++length;
|
|
}
|
|
return length;
|
|
}
|
|
|
|
|
|
bool Paragraph::Private::isTextAt(string const & str, pos_type pos) const
|
|
{
|
|
pos_type const len = str.length();
|
|
|
|
// is the paragraph large enough?
|
|
if (pos + len > int(text_.size()))
|
|
return false;
|
|
|
|
// does the wanted text start at point?
|
|
for (string::size_type i = 0; i < str.length(); ++i) {
|
|
// Caution: direct comparison of characters works only
|
|
// because str is pure ASCII.
|
|
if (str[i] != text_[pos + i])
|
|
return false;
|
|
}
|
|
|
|
return fontlist_.hasChangeInRange(pos, len);
|
|
}
|
|
|
|
|
|
void Paragraph::Private::latexInset(BufferParams const & bparams,
|
|
otexstream & os,
|
|
OutputParams & runparams,
|
|
Font & running_font,
|
|
Font & basefont,
|
|
Font const & outerfont,
|
|
bool & open_font,
|
|
Change & running_change,
|
|
Layout const & style,
|
|
pos_type & i,
|
|
unsigned int & column)
|
|
{
|
|
Inset * inset = owner_->getInset(i);
|
|
LBUFERR(inset);
|
|
|
|
if (style.pass_thru) {
|
|
odocstringstream ods;
|
|
inset->plaintext(ods, runparams);
|
|
os << ods.str();
|
|
return;
|
|
}
|
|
|
|
// FIXME: move this to InsetNewline::latex
|
|
if (inset->lyxCode() == 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, bparams, runparams,
|
|
basefont, basefont);
|
|
open_font = false;
|
|
}
|
|
|
|
if (running_font.fontInfo().family() == TYPEWRITER_FAMILY)
|
|
os << '~';
|
|
|
|
basefont = owner_->getLayoutFont(bparams, outerfont);
|
|
running_font = basefont;
|
|
|
|
if (runparams.moving_arg)
|
|
os << "\\protect ";
|
|
|
|
}
|
|
os.texrow().start(owner_->id(), i + 1);
|
|
column = 0;
|
|
}
|
|
|
|
if (owner_->isDeleted(i)) {
|
|
if( ++runparams.inDeletedInset == 1)
|
|
runparams.changeOfDeletedInset = owner_->lookupChange(i);
|
|
}
|
|
|
|
if (inset->canTrackChanges()) {
|
|
column += Changes::latexMarkChange(os, bparams, running_change,
|
|
Change(Change::UNCHANGED), runparams);
|
|
running_change = Change(Change::UNCHANGED);
|
|
}
|
|
|
|
bool close = false;
|
|
odocstream::pos_type const len = os.os().tellp();
|
|
|
|
if (inset->forceLTR()
|
|
&& !runparams.use_polyglossia
|
|
&& running_font.isRightToLeft()
|
|
// ERT is an exception, it should be output with no
|
|
// decorations at all
|
|
&& inset->lyxCode() != ERT_CODE) {
|
|
if (running_font.language()->lang() == "farsi")
|
|
os << "\\beginL{}";
|
|
else
|
|
os << "\\L{";
|
|
close = true;
|
|
}
|
|
|
|
// FIXME: 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)
|
|
|
|
// Some insets cannot be inside a font change command.
|
|
// However, even such insets *can* be placed in \L or \R
|
|
// or their equivalents (for RTL language switches), so we don't
|
|
// close the language in those cases.
|
|
// ArabTeX, though, cannot handle this special behavior, it seems.
|
|
bool arabtex = basefont.language()->lang() == "arabic_arabtex"
|
|
|| running_font.language()->lang() == "arabic_arabtex";
|
|
if (open_font && !inset->inheritFont()) {
|
|
bool closeLanguage = arabtex
|
|
|| basefont.isRightToLeft() == running_font.isRightToLeft();
|
|
unsigned int count = running_font.latexWriteEndChanges(os,
|
|
bparams, runparams, basefont, basefont, closeLanguage);
|
|
column += count;
|
|
// if any font properties were closed, update the running_font,
|
|
// making sure, however, to leave the language as it was
|
|
if (count > 0) {
|
|
// FIXME: probably a better way to keep track of the old
|
|
// language, than copying the entire font?
|
|
Font const copy_font(running_font);
|
|
basefont = owner_->getLayoutFont(bparams, outerfont);
|
|
running_font = basefont;
|
|
if (!closeLanguage)
|
|
running_font.setLanguage(copy_font.language());
|
|
// leave font open if language is still open
|
|
open_font = (running_font.language() == basefont.language());
|
|
if (closeLanguage)
|
|
runparams.local_font = &basefont;
|
|
}
|
|
}
|
|
|
|
int prev_rows = os.texrow().rows();
|
|
|
|
try {
|
|
runparams.lastid = id_;
|
|
runparams.lastpos = i;
|
|
inset->latex(os, runparams);
|
|
} catch (EncodingException & e) {
|
|
// add location information and throw again.
|
|
e.par_id = id_;
|
|
e.pos = i;
|
|
throw(e);
|
|
}
|
|
|
|
if (close) {
|
|
if (running_font.language()->lang() == "farsi")
|
|
os << "\\endL{}";
|
|
else
|
|
os << '}';
|
|
}
|
|
|
|
if (os.texrow().rows() > prev_rows) {
|
|
os.texrow().start(owner_->id(), i + 1);
|
|
column = 0;
|
|
} else {
|
|
column += (unsigned int)(os.os().tellp() - len);
|
|
}
|
|
|
|
if (owner_->isDeleted(i))
|
|
--runparams.inDeletedInset;
|
|
}
|
|
|
|
|
|
void Paragraph::Private::latexSpecialChar(otexstream & os,
|
|
BufferParams const & bparams,
|
|
OutputParams const & runparams,
|
|
Font const & running_font,
|
|
Change const & running_change,
|
|
Layout const & style,
|
|
pos_type & i,
|
|
pos_type end_pos,
|
|
unsigned int & column)
|
|
{
|
|
// With polyglossia, brackets and stuff need not be reversed
|
|
// in RTL scripts (see bug #8251)
|
|
char_type const c = (runparams.use_polyglossia) ?
|
|
owner_->getUChar(bparams, i) : text_[i];
|
|
|
|
if (style.pass_thru || runparams.pass_thru) {
|
|
if (c != '\0') {
|
|
Encoding const * const enc = runparams.encoding;
|
|
if (enc && !enc->encodable(c))
|
|
throw EncodingException(c);
|
|
os.put(c);
|
|
}
|
|
return;
|
|
}
|
|
|
|
// TIPA uses its own T3 encoding
|
|
if (runparams.inIPA && latexSpecialT3(c, os, i, column))
|
|
return;
|
|
// If T1 font encoding is used, use the special
|
|
// characters it provides.
|
|
// NOTE: some languages reset the font encoding
|
|
// internally
|
|
if (!runparams.inIPA && !running_font.language()->internalFontEncoding()
|
|
&& lyxrc.fontenc == "T1" && latexSpecialT1(c, os, i, column))
|
|
return;
|
|
|
|
// \tt font needs special treatment
|
|
if (!runparams.inIPA
|
|
&& running_font.fontInfo().family() == TYPEWRITER_FAMILY
|
|
&& latexSpecialTypewriter(c, os, i, column))
|
|
return;
|
|
|
|
// Otherwise, we use what LaTeX provides us.
|
|
switch (c) {
|
|
case '\\':
|
|
os << "\\textbackslash{}";
|
|
column += 15;
|
|
break;
|
|
case '<':
|
|
os << "\\textless{}";
|
|
column += 10;
|
|
break;
|
|
case '>':
|
|
os << "\\textgreater{}";
|
|
column += 13;
|
|
break;
|
|
case '|':
|
|
os << "\\textbar{}";
|
|
column += 9;
|
|
break;
|
|
case '-':
|
|
os << '-';
|
|
break;
|
|
case '\"':
|
|
os << "\\char`\\\"{}";
|
|
column += 9;
|
|
break;
|
|
|
|
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 '[':
|
|
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:
|
|
// LyX, LaTeX etc.
|
|
if (latexSpecialPhrase(os, i, end_pos, column, runparams))
|
|
return;
|
|
|
|
if (c == '\0')
|
|
return;
|
|
|
|
Encoding const & encoding = *(runparams.encoding);
|
|
char_type next = '\0';
|
|
if (i + 1 < int(text_.size())) {
|
|
next = text_[i + 1];
|
|
if (Encodings::isCombiningChar(next)) {
|
|
column += latexSurrogatePair(os, c, next, runparams) - 1;
|
|
++i;
|
|
break;
|
|
}
|
|
}
|
|
string script;
|
|
pair<docstring, bool> latex = encoding.latexChar(c);
|
|
docstring nextlatex;
|
|
bool nexttipas = false;
|
|
string nexttipashortcut;
|
|
if (next != '\0' && next != META_INSET && encoding.encodable(next)) {
|
|
nextlatex = encoding.latexChar(next).first;
|
|
if (runparams.inIPA) {
|
|
nexttipashortcut = Encodings::TIPAShortcut(next);
|
|
nexttipas = !nexttipashortcut.empty();
|
|
}
|
|
}
|
|
bool tipas = false;
|
|
if (runparams.inIPA) {
|
|
string const tipashortcut = Encodings::TIPAShortcut(c);
|
|
if (!tipashortcut.empty()) {
|
|
latex.first = from_ascii(tipashortcut);
|
|
latex.second = false;
|
|
tipas = true;
|
|
}
|
|
}
|
|
if (Encodings::isKnownScriptChar(c, script)
|
|
&& prefixIs(latex.first, from_ascii("\\" + script)))
|
|
column += writeScriptChars(os, latex.first,
|
|
running_change, encoding, i) - 1;
|
|
else if (latex.second
|
|
&& ((!prefixIs(nextlatex, '\\')
|
|
&& !prefixIs(nextlatex, '{')
|
|
&& !prefixIs(nextlatex, '}'))
|
|
|| (nexttipas
|
|
&& !prefixIs(from_ascii(nexttipashortcut), '\\')))
|
|
&& !tipas) {
|
|
// Prevent eating of a following
|
|
// space or command corruption by
|
|
// following characters
|
|
if (next == ' ' || next == '\0') {
|
|
column += latex.first.length() + 1;
|
|
os << latex.first << "{}";
|
|
} else {
|
|
column += latex.first.length();
|
|
os << latex.first << " ";
|
|
}
|
|
} else {
|
|
column += latex.first.length() - 1;
|
|
os << latex.first;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
|
|
bool Paragraph::Private::latexSpecialT1(char_type const c, otexstream & os,
|
|
pos_type i, unsigned int & column)
|
|
{
|
|
switch (c) {
|
|
case '>':
|
|
case '<':
|
|
os.put(c);
|
|
// In T1 encoding, these characters exist
|
|
// but we should avoid ligatures
|
|
if (i + 1 >= int(text_.size()) || text_[i + 1] != c)
|
|
return true;
|
|
os << "\\textcompwordmark{}";
|
|
column += 19;
|
|
return true;
|
|
case '|':
|
|
os.put(c);
|
|
return true;
|
|
case '\"':
|
|
// soul.sty breaks with \char`\"
|
|
os << "\\textquotedbl{}";
|
|
column += 14;
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
|
|
bool Paragraph::Private::latexSpecialT3(char_type const c, otexstream & os,
|
|
pos_type /*i*/, unsigned int & column)
|
|
{
|
|
switch (c) {
|
|
case '*':
|
|
case '[':
|
|
case ']':
|
|
case '\"':
|
|
os.put(c);
|
|
return true;
|
|
case '|':
|
|
os << "\\textvertline{}";
|
|
column += 14;
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
|
|
bool Paragraph::Private::latexSpecialTypewriter(char_type const c, otexstream & os,
|
|
pos_type i, unsigned int & column)
|
|
{
|
|
switch (c) {
|
|
case '-':
|
|
// within \ttfamily, "--" is merged to "-" (no endash)
|
|
// so we avoid this rather irritating ligature
|
|
if (i + 1 < int(text_.size()) && text_[i + 1] == '-') {
|
|
os << "-{}";
|
|
column += 2;
|
|
} else
|
|
os << '-';
|
|
return true;
|
|
|
|
// everything else has to be checked separately
|
|
// (depending on the encoding)
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
|
|
/// \param end_pos
|
|
/// If [start_pos, end_pos) does not include entirely the special phrase, then
|
|
/// do not apply the macro transformation.
|
|
bool Paragraph::Private::latexSpecialPhrase(otexstream & os, pos_type & i, pos_type end_pos,
|
|
unsigned int & column, OutputParams const & runparams)
|
|
{
|
|
// 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
|
|
|
|
for (size_t pnr = 0; pnr < phrases_nr; ++pnr) {
|
|
if (!isTextAt(special_phrases[pnr].phrase, i)
|
|
|| (end_pos != -1 && i + int(special_phrases[pnr].phrase.size()) > end_pos))
|
|
continue;
|
|
if (runparams.moving_arg)
|
|
os << "\\protect";
|
|
os << special_phrases[pnr].macro;
|
|
i += special_phrases[pnr].phrase.length() - 1;
|
|
column += special_phrases[pnr].macro.length() - 1;
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
|
|
void Paragraph::Private::validate(LaTeXFeatures & features) const
|
|
{
|
|
if (layout_->inpreamble && inset_owner_) {
|
|
bool const is_command = layout_->latextype == LATEX_COMMAND;
|
|
Buffer const & buf = inset_owner_->buffer();
|
|
BufferParams const & bp = buf.params();
|
|
Font f;
|
|
TexRow texrow;
|
|
// Using a string stream here circumvents the encoding
|
|
// switching machinery of odocstream. Therefore the
|
|
// output is wrong if this paragraph contains content
|
|
// that needs to switch encoding.
|
|
odocstringstream ods;
|
|
otexstream os(ods, texrow);
|
|
if (is_command) {
|
|
os << '\\' << from_ascii(layout_->latexname());
|
|
// we have to provide all the optional arguments here, even though
|
|
// the last one is the only one we care about.
|
|
// Separate handling of optional argument inset.
|
|
if (!layout_->latexargs().empty()) {
|
|
OutputParams rp = features.runparams();
|
|
rp.local_font = &owner_->getFirstFontSettings(bp);
|
|
latexArgInsets(*owner_, os, rp, layout_->latexargs());
|
|
}
|
|
os << from_ascii(layout_->latexparam());
|
|
}
|
|
docstring::size_type const length = ods.str().length();
|
|
// this will output "{" at the beginning, but not at the end
|
|
owner_->latex(bp, f, os, features.runparams(), 0, -1, true);
|
|
if (ods.str().length() > length) {
|
|
if (is_command) {
|
|
ods << '}';
|
|
if (!layout_->postcommandargs().empty()) {
|
|
OutputParams rp = features.runparams();
|
|
rp.local_font = &owner_->getFirstFontSettings(bp);
|
|
latexArgInsets(*owner_, os, rp, layout_->postcommandargs(), "post:");
|
|
}
|
|
}
|
|
string const snippet = to_utf8(ods.str());
|
|
features.addPreambleSnippet(snippet);
|
|
}
|
|
}
|
|
|
|
if (features.runparams().flavor == OutputParams::HTML
|
|
&& layout_->htmltitle()) {
|
|
features.setHTMLTitle(owner_->asString(AS_STR_INSETS | AS_STR_SKIPDELETE));
|
|
}
|
|
|
|
// check the params.
|
|
if (!params_.spacing().isDefault())
|
|
features.require("setspace");
|
|
|
|
// then the layouts
|
|
features.useLayout(layout_->name());
|
|
|
|
// then the fonts
|
|
fontlist_.validate(features);
|
|
|
|
// then the indentation
|
|
if (!params_.leftIndent().zero())
|
|
features.require("ParagraphLeftIndent");
|
|
|
|
// then the insets
|
|
InsetList::const_iterator icit = insetlist_.begin();
|
|
InsetList::const_iterator iend = insetlist_.end();
|
|
for (; icit != iend; ++icit) {
|
|
if (icit->inset) {
|
|
icit->inset->validate(features);
|
|
if (layout_->needprotect &&
|
|
icit->inset->lyxCode() == FOOT_CODE)
|
|
features.require("NeedLyXFootnoteCode");
|
|
}
|
|
}
|
|
|
|
// then the contents
|
|
for (pos_type i = 0; i < int(text_.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;
|
|
}
|
|
}
|
|
BufferEncodings::validate(text_[i], features);
|
|
}
|
|
}
|
|
|
|
/////////////////////////////////////////////////////////////////////
|
|
//
|
|
// Paragraph
|
|
//
|
|
/////////////////////////////////////////////////////////////////////
|
|
|
|
namespace {
|
|
Layout const emptyParagraphLayout;
|
|
}
|
|
|
|
Paragraph::Paragraph()
|
|
: d(new Paragraph::Private(this, emptyParagraphLayout))
|
|
{
|
|
itemdepth = 0;
|
|
d->params_.clear();
|
|
}
|
|
|
|
|
|
Paragraph::Paragraph(Paragraph const & par)
|
|
: itemdepth(par.itemdepth),
|
|
d(new Paragraph::Private(*par.d, this))
|
|
{
|
|
registerWords();
|
|
}
|
|
|
|
|
|
Paragraph::Paragraph(Paragraph const & par, pos_type beg, pos_type end)
|
|
: itemdepth(par.itemdepth),
|
|
d(new Paragraph::Private(*par.d, this, beg, end))
|
|
{
|
|
registerWords();
|
|
}
|
|
|
|
|
|
Paragraph & Paragraph::operator=(Paragraph const & par)
|
|
{
|
|
// needed as we will destroy the private part before copying it
|
|
if (&par != this) {
|
|
itemdepth = par.itemdepth;
|
|
|
|
deregisterWords();
|
|
delete d;
|
|
d = new Private(*par.d, this);
|
|
registerWords();
|
|
}
|
|
return *this;
|
|
}
|
|
|
|
|
|
Paragraph::~Paragraph()
|
|
{
|
|
deregisterWords();
|
|
delete d;
|
|
}
|
|
|
|
|
|
namespace {
|
|
|
|
// this shall be called just before every "os << ..." action.
|
|
void flushString(ostream & os, docstring & s)
|
|
{
|
|
os << to_utf8(s);
|
|
s.erase();
|
|
}
|
|
|
|
}
|
|
|
|
|
|
void Paragraph::write(ostream & os, BufferParams const & bparams,
|
|
depth_type & dth) const
|
|
{
|
|
// The beginning or end of a deeper (i.e. nested) area?
|
|
if (dth != d->params_.depth()) {
|
|
if (d->params_.depth() > dth) {
|
|
while (d->params_.depth() > dth) {
|
|
os << "\n\\begin_deeper";
|
|
++dth;
|
|
}
|
|
} else {
|
|
while (d->params_.depth() < dth) {
|
|
os << "\n\\end_deeper";
|
|
--dth;
|
|
}
|
|
}
|
|
}
|
|
|
|
// First write the layout
|
|
os << "\n\\begin_layout " << to_utf8(d->layout_->name()) << '\n';
|
|
|
|
d->params_.write(os);
|
|
|
|
Font font1(inherit_font, bparams.language);
|
|
|
|
Change running_change = Change(Change::UNCHANGED);
|
|
|
|
// this string is used as a buffer to avoid repetitive calls
|
|
// to to_utf8(), which turn out to be expensive (JMarc)
|
|
docstring write_buffer;
|
|
|
|
int column = 0;
|
|
for (pos_type i = 0; i <= size(); ++i) {
|
|
|
|
Change const change = lookupChange(i);
|
|
if (change != running_change)
|
|
flushString(os, write_buffer);
|
|
Changes::lyxMarkChange(os, bparams, column, running_change, change);
|
|
running_change = change;
|
|
|
|
if (i == size())
|
|
break;
|
|
|
|
// Write font changes
|
|
Font font2 = getFontSettings(bparams, i);
|
|
if (font2 != font1) {
|
|
flushString(os, write_buffer);
|
|
font2.lyxWriteChanges(font1, os);
|
|
column = 0;
|
|
font1 = font2;
|
|
}
|
|
|
|
char_type const c = d->text_[i];
|
|
switch (c) {
|
|
case META_INSET:
|
|
if (Inset const * inset = getInset(i)) {
|
|
flushString(os, write_buffer);
|
|
if (inset->directWrite()) {
|
|
// international char, let it write
|
|
// code directly so it's shorter in
|
|
// the file
|
|
inset->write(os);
|
|
} else {
|
|
if (i)
|
|
os << '\n';
|
|
os << "\\begin_inset ";
|
|
inset->write(os);
|
|
os << "\n\\end_inset\n\n";
|
|
column = 0;
|
|
}
|
|
}
|
|
break;
|
|
case '\\':
|
|
flushString(os, write_buffer);
|
|
os << "\n\\backslash\n";
|
|
column = 0;
|
|
break;
|
|
case '.':
|
|
flushString(os, write_buffer);
|
|
if (i + 1 < size() && d->text_[i + 1] == ' ') {
|
|
os << ".\n";
|
|
column = 0;
|
|
} else
|
|
os << '.';
|
|
break;
|
|
default:
|
|
if ((column > 70 && c == ' ')
|
|
|| column > 79) {
|
|
flushString(os, write_buffer);
|
|
os << '\n';
|
|
column = 0;
|
|
}
|
|
// this check is to amend a bug. LyX sometimes
|
|
// inserts '\0' this could cause problems.
|
|
if (c != '\0')
|
|
write_buffer.push_back(c);
|
|
else
|
|
LYXERR0("NUL char in structure.");
|
|
++column;
|
|
break;
|
|
}
|
|
}
|
|
|
|
flushString(os, write_buffer);
|
|
os << "\n\\end_layout\n";
|
|
}
|
|
|
|
|
|
void Paragraph::validate(LaTeXFeatures & features) const
|
|
{
|
|
d->validate(features);
|
|
}
|
|
|
|
|
|
void Paragraph::insert(pos_type start, docstring const & str,
|
|
Font const & font, Change const & change)
|
|
{
|
|
for (size_t i = 0, n = str.size(); i != n ; ++i)
|
|
insertChar(start + i, str[i], font, change);
|
|
}
|
|
|
|
|
|
void Paragraph::appendChar(char_type c, Font const & font,
|
|
Change const & change)
|
|
{
|
|
// track change
|
|
d->changes_.insert(change, d->text_.size());
|
|
// when appending characters, no need to update tables
|
|
d->text_.push_back(c);
|
|
setFont(d->text_.size() - 1, font);
|
|
d->requestSpellCheck(d->text_.size() - 1);
|
|
}
|
|
|
|
|
|
void Paragraph::appendString(docstring const & s, Font const & font,
|
|
Change const & change)
|
|
{
|
|
pos_type end = s.size();
|
|
size_t oldsize = d->text_.size();
|
|
size_t newsize = oldsize + end;
|
|
size_t capacity = d->text_.capacity();
|
|
if (newsize >= capacity)
|
|
d->text_.reserve(max(capacity + 100, newsize));
|
|
|
|
// when appending characters, no need to update tables
|
|
d->text_.append(s);
|
|
|
|
// FIXME: Optimize this!
|
|
for (size_t i = oldsize; i != newsize; ++i) {
|
|
// track change
|
|
d->changes_.insert(change, i);
|
|
d->requestSpellCheck(i);
|
|
}
|
|
d->fontlist_.set(oldsize, font);
|
|
d->fontlist_.set(newsize - 1, font);
|
|
}
|
|
|
|
|
|
void Paragraph::insertChar(pos_type pos, char_type c,
|
|
bool trackChanges)
|
|
{
|
|
d->insertChar(pos, c, Change(trackChanges ?
|
|
Change::INSERTED : Change::UNCHANGED));
|
|
}
|
|
|
|
|
|
void Paragraph::insertChar(pos_type pos, char_type c,
|
|
Font const & font, bool trackChanges)
|
|
{
|
|
d->insertChar(pos, c, Change(trackChanges ?
|
|
Change::INSERTED : Change::UNCHANGED));
|
|
setFont(pos, font);
|
|
}
|
|
|
|
|
|
void Paragraph::insertChar(pos_type pos, char_type c,
|
|
Font const & font, Change const & change)
|
|
{
|
|
d->insertChar(pos, c, change);
|
|
setFont(pos, font);
|
|
}
|
|
|
|
|
|
void Paragraph::resetFonts(Font const & font)
|
|
{
|
|
d->fontlist_.clear();
|
|
d->fontlist_.set(0, font);
|
|
d->fontlist_.set(d->text_.size() - 1, font);
|
|
}
|
|
|
|
// Gets uninstantiated font setting at position.
|
|
Font const & Paragraph::getFontSettings(BufferParams const & bparams,
|
|
pos_type pos) const
|
|
{
|
|
if (pos > size()) {
|
|
LYXERR0("pos: " << pos << " size: " << size());
|
|
LBUFERR(false);
|
|
}
|
|
|
|
FontList::const_iterator cit = d->fontlist_.fontIterator(pos);
|
|
if (cit != d->fontlist_.end())
|
|
return cit->font();
|
|
|
|
if (pos == size() && !empty())
|
|
return getFontSettings(bparams, pos - 1);
|
|
|
|
// 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;
|
|
}
|
|
|
|
|
|
FontSpan Paragraph::fontSpan(pos_type pos) const
|
|
{
|
|
LBUFERR(pos < size());
|
|
|
|
pos_type start = 0;
|
|
FontList::const_iterator cit = d->fontlist_.begin();
|
|
FontList::const_iterator end = d->fontlist_.end();
|
|
for (; cit != end; ++cit) {
|
|
if (cit->pos() >= pos) {
|
|
if (pos >= beginOfBody())
|
|
return FontSpan(max(start, beginOfBody()),
|
|
cit->pos());
|
|
else
|
|
return FontSpan(start,
|
|
min(beginOfBody() - 1,
|
|
cit->pos()));
|
|
}
|
|
start = cit->pos() + 1;
|
|
}
|
|
|
|
// This should not happen, but if so, we take no chances.
|
|
LYXERR0("Paragraph::fontSpan: position not found in fontinfo table!");
|
|
LASSERT(false, return FontSpan(pos, pos));
|
|
}
|
|
|
|
|
|
// Gets uninstantiated font setting at position 0
|
|
Font const & Paragraph::getFirstFontSettings(BufferParams const & bparams) const
|
|
{
|
|
if (!empty() && !d->fontlist_.empty())
|
|
return d->fontlist_.begin()->font();
|
|
|
|
// 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;
|
|
}
|
|
|
|
|
|
// Gets the fully instantiated font at a given position in a paragraph
|
|
// This is basically the same function as Text::GetFont() in text2.cpp.
|
|
// The difference is that this one is used for generating the LaTeX file,
|
|
// and thus cosmetic "improvements" are disallowed: This has to deliver
|
|
// the true picture of the buffer. (Asger)
|
|
Font const Paragraph::getFont(BufferParams const & bparams, pos_type pos,
|
|
Font const & outerfont) const
|
|
{
|
|
LBUFERR(pos >= 0);
|
|
|
|
Font font = getFontSettings(bparams, pos);
|
|
|
|
pos_type const body_pos = beginOfBody();
|
|
FontInfo & fi = font.fontInfo();
|
|
if (pos < body_pos)
|
|
fi.realize(d->layout_->labelfont);
|
|
else
|
|
fi.realize(d->layout_->font);
|
|
|
|
fi.realize(outerfont.fontInfo());
|
|
fi.realize(bparams.getFont().fontInfo());
|
|
|
|
return font;
|
|
}
|
|
|
|
|
|
Font const Paragraph::getLabelFont
|
|
(BufferParams const & bparams, Font const & outerfont) const
|
|
{
|
|
FontInfo tmpfont = d->layout_->labelfont;
|
|
tmpfont.realize(outerfont.fontInfo());
|
|
tmpfont.realize(bparams.getFont().fontInfo());
|
|
return Font(tmpfont, getParLanguage(bparams));
|
|
}
|
|
|
|
|
|
Font const Paragraph::getLayoutFont
|
|
(BufferParams const & bparams, Font const & outerfont) const
|
|
{
|
|
FontInfo tmpfont = d->layout_->font;
|
|
tmpfont.realize(outerfont.fontInfo());
|
|
tmpfont.realize(bparams.getFont().fontInfo());
|
|
return Font(tmpfont, getParLanguage(bparams));
|
|
}
|
|
|
|
|
|
/// Returns the height of the highest font in range
|
|
FontSize Paragraph::highestFontInRange
|
|
(pos_type startpos, pos_type endpos, FontSize def_size) const
|
|
{
|
|
return d->fontlist_.highestInRange(startpos, endpos, def_size);
|
|
}
|
|
|
|
|
|
char_type Paragraph::getUChar(BufferParams const & bparams, pos_type pos) const
|
|
{
|
|
char_type c = d->text_[pos];
|
|
if (!lyxrc.rtl_support || !getFontSettings(bparams, pos).isRightToLeft())
|
|
return c;
|
|
|
|
// FIXME: The arabic special casing is due to the difference of arabic
|
|
// round brackets input introduced in r18599. Check if this should be
|
|
// unified with Hebrew or at least if all bracket types should be
|
|
// handled the same (file format change in either case).
|
|
string const & lang = getFontSettings(bparams, pos).language()->lang();
|
|
bool const arabic = lang == "arabic_arabtex" || lang == "arabic_arabi"
|
|
|| lang == "farsi";
|
|
char_type uc = c;
|
|
switch (c) {
|
|
case '(':
|
|
uc = arabic ? c : ')';
|
|
break;
|
|
case ')':
|
|
uc = arabic ? c : '(';
|
|
break;
|
|
case '[':
|
|
uc = ']';
|
|
break;
|
|
case ']':
|
|
uc = '[';
|
|
break;
|
|
case '{':
|
|
uc = '}';
|
|
break;
|
|
case '}':
|
|
uc = '{';
|
|
break;
|
|
case '<':
|
|
uc = '>';
|
|
break;
|
|
case '>':
|
|
uc = '<';
|
|
break;
|
|
}
|
|
|
|
return uc;
|
|
}
|
|
|
|
|
|
void Paragraph::setFont(pos_type pos, Font const & font)
|
|
{
|
|
LASSERT(pos <= size(), return);
|
|
|
|
// First, reduce font against layout/label font
|
|
// Update: The setCharFont() routine in text2.cpp already
|
|
// reduces font, so we don't need to do that here. (Asger)
|
|
|
|
d->fontlist_.set(pos, font);
|
|
}
|
|
|
|
|
|
void Paragraph::makeSameLayout(Paragraph const & par)
|
|
{
|
|
d->layout_ = par.d->layout_;
|
|
d->params_ = par.d->params_;
|
|
}
|
|
|
|
|
|
bool Paragraph::stripLeadingSpaces(bool trackChanges)
|
|
{
|
|
if (isFreeSpacing())
|
|
return false;
|
|
|
|
int pos = 0;
|
|
int count = 0;
|
|
|
|
while (pos < size() && (isNewline(pos) || isLineSeparator(pos))) {
|
|
if (eraseChar(pos, trackChanges))
|
|
++count;
|
|
else
|
|
++pos;
|
|
}
|
|
|
|
return count > 0 || pos > 0;
|
|
}
|
|
|
|
|
|
bool Paragraph::hasSameLayout(Paragraph const & par) const
|
|
{
|
|
return par.d->layout_ == d->layout_
|
|
&& d->params_.sameLayout(par.d->params_);
|
|
}
|
|
|
|
|
|
depth_type Paragraph::getDepth() const
|
|
{
|
|
return d->params_.depth();
|
|
}
|
|
|
|
|
|
depth_type Paragraph::getMaxDepthAfter() const
|
|
{
|
|
if (d->layout_->isEnvironment())
|
|
return d->params_.depth() + 1;
|
|
else
|
|
return d->params_.depth();
|
|
}
|
|
|
|
|
|
char Paragraph::getAlign() const
|
|
{
|
|
if (d->params_.align() == LYX_ALIGN_LAYOUT)
|
|
return d->layout_->align;
|
|
else
|
|
return d->params_.align();
|
|
}
|
|
|
|
|
|
docstring const & Paragraph::labelString() const
|
|
{
|
|
return d->params_.labelString();
|
|
}
|
|
|
|
|
|
// the next two functions are for the manual labels
|
|
docstring const Paragraph::getLabelWidthString() const
|
|
{
|
|
if (d->layout_->margintype == MARGIN_MANUAL
|
|
|| d->layout_->latextype == LATEX_BIB_ENVIRONMENT)
|
|
return d->params_.labelWidthString();
|
|
else
|
|
return _("Senseless with this layout!");
|
|
}
|
|
|
|
|
|
void Paragraph::setLabelWidthString(docstring const & s)
|
|
{
|
|
d->params_.labelWidthString(s);
|
|
}
|
|
|
|
|
|
docstring Paragraph::expandLabel(Layout const & layout,
|
|
BufferParams const & bparams) const
|
|
{
|
|
return expandParagraphLabel(layout, bparams, true);
|
|
}
|
|
|
|
|
|
docstring Paragraph::expandDocBookLabel(Layout const & layout,
|
|
BufferParams const & bparams) const
|
|
{
|
|
return expandParagraphLabel(layout, bparams, false);
|
|
}
|
|
|
|
|
|
docstring Paragraph::expandParagraphLabel(Layout const & layout,
|
|
BufferParams const & bparams, bool process_appendix) const
|
|
{
|
|
DocumentClass const & tclass = bparams.documentClass();
|
|
string const & lang = getParLanguage(bparams)->code();
|
|
bool const in_appendix = process_appendix && d->params_.appendix();
|
|
docstring fmt = translateIfPossible(layout.labelstring(in_appendix), lang);
|
|
|
|
if (fmt.empty() && !layout.counter.empty())
|
|
return tclass.counters().theCounter(layout.counter, lang);
|
|
|
|
// handle 'inherited level parts' in 'fmt',
|
|
// i.e. the stuff between '@' in '@Section@.\arabic{subsection}'
|
|
size_t const i = fmt.find('@', 0);
|
|
if (i != docstring::npos) {
|
|
size_t const j = fmt.find('@', i + 1);
|
|
if (j != docstring::npos) {
|
|
docstring parent(fmt, i + 1, j - i - 1);
|
|
docstring label = from_ascii("??");
|
|
if (tclass.hasLayout(parent))
|
|
docstring label = expandParagraphLabel(tclass[parent], bparams,
|
|
process_appendix);
|
|
fmt = docstring(fmt, 0, i) + label
|
|
+ docstring(fmt, j + 1, docstring::npos);
|
|
}
|
|
}
|
|
|
|
return tclass.counters().counterLabel(fmt, lang);
|
|
}
|
|
|
|
|
|
void Paragraph::applyLayout(Layout const & new_layout)
|
|
{
|
|
d->layout_ = &new_layout;
|
|
LyXAlignment const oldAlign = d->params_.align();
|
|
|
|
if (!(oldAlign & d->layout_->alignpossible)) {
|
|
frontend::Alert::warning(_("Alignment not permitted"),
|
|
_("The new layout does not permit the alignment previously used.\nSetting to default."));
|
|
d->params_.align(LYX_ALIGN_LAYOUT);
|
|
}
|
|
}
|
|
|
|
|
|
pos_type Paragraph::beginOfBody() const
|
|
{
|
|
return d->begin_of_body_;
|
|
}
|
|
|
|
|
|
void Paragraph::setBeginOfBody()
|
|
{
|
|
if (d->layout_->labeltype != LABEL_MANUAL) {
|
|
d->begin_of_body_ = 0;
|
|
return;
|
|
}
|
|
|
|
// Unroll the first two cycles of the loop
|
|
// and remember the previous character to
|
|
// remove unnecessary getChar() calls
|
|
pos_type i = 0;
|
|
pos_type end = size();
|
|
if (i < end && !isNewline(i)) {
|
|
++i;
|
|
char_type previous_char = 0;
|
|
char_type temp = 0;
|
|
if (i < end) {
|
|
previous_char = d->text_[i];
|
|
if (!isNewline(i)) {
|
|
++i;
|
|
while (i < end && previous_char != ' ') {
|
|
temp = d->text_[i];
|
|
if (isNewline(i))
|
|
break;
|
|
++i;
|
|
previous_char = temp;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
d->begin_of_body_ = i;
|
|
}
|
|
|
|
|
|
bool Paragraph::allowParagraphCustomization() const
|
|
{
|
|
return inInset().allowParagraphCustomization();
|
|
}
|
|
|
|
|
|
bool Paragraph::usePlainLayout() const
|
|
{
|
|
return inInset().usePlainLayout();
|
|
}
|
|
|
|
|
|
bool Paragraph::isPassThru() const
|
|
{
|
|
return inInset().isPassThru() || d->layout_->pass_thru;
|
|
}
|
|
|
|
namespace {
|
|
|
|
// paragraphs inside floats need different alignment tags to avoid
|
|
// unwanted space
|
|
|
|
bool noTrivlistCentering(InsetCode code)
|
|
{
|
|
return code == FLOAT_CODE
|
|
|| code == WRAP_CODE
|
|
|| code == CELL_CODE;
|
|
}
|
|
|
|
|
|
string correction(string const & orig)
|
|
{
|
|
if (orig == "flushleft")
|
|
return "raggedright";
|
|
if (orig == "flushright")
|
|
return "raggedleft";
|
|
if (orig == "center")
|
|
return "centering";
|
|
return orig;
|
|
}
|
|
|
|
|
|
string const corrected_env(string const & suffix, string const & env,
|
|
InsetCode code, bool const lastpar)
|
|
{
|
|
string output = suffix + "{";
|
|
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
|
|
output += env;
|
|
output += "}";
|
|
if (suffix == "\\begin")
|
|
output += "\n";
|
|
return output;
|
|
}
|
|
|
|
|
|
void adjust_column(string const & str, int & column)
|
|
{
|
|
if (!contains(str, "\n"))
|
|
column += str.size();
|
|
else {
|
|
string tmp;
|
|
column = rsplit(str, tmp, '\n').size();
|
|
}
|
|
}
|
|
|
|
} // namespace anon
|
|
|
|
|
|
int Paragraph::Private::startTeXParParams(BufferParams const & bparams,
|
|
otexstream & os, OutputParams const & runparams) const
|
|
{
|
|
int column = 0;
|
|
|
|
if (params_.noindent() && !layout_->pass_thru) {
|
|
os << "\\noindent ";
|
|
column += 10;
|
|
}
|
|
|
|
LyXAlignment const curAlign = params_.align();
|
|
|
|
if (curAlign == layout_->align)
|
|
return column;
|
|
|
|
switch (curAlign) {
|
|
case LYX_ALIGN_NONE:
|
|
case LYX_ALIGN_BLOCK:
|
|
case LYX_ALIGN_LAYOUT:
|
|
case LYX_ALIGN_SPECIAL:
|
|
case LYX_ALIGN_DECIMAL:
|
|
break;
|
|
case LYX_ALIGN_LEFT:
|
|
case LYX_ALIGN_RIGHT:
|
|
case LYX_ALIGN_CENTER:
|
|
if (runparams.moving_arg) {
|
|
os << "\\protect";
|
|
column += 8;
|
|
}
|
|
break;
|
|
}
|
|
|
|
string const begin_tag = "\\begin";
|
|
InsetCode code = ownerCode();
|
|
bool const lastpar = runparams.isLastPar;
|
|
|
|
switch (curAlign) {
|
|
case LYX_ALIGN_NONE:
|
|
case LYX_ALIGN_BLOCK:
|
|
case LYX_ALIGN_LAYOUT:
|
|
case LYX_ALIGN_SPECIAL:
|
|
case LYX_ALIGN_DECIMAL:
|
|
break;
|
|
case LYX_ALIGN_LEFT: {
|
|
string output;
|
|
if (owner_->getParLanguage(bparams)->babel() != "hebrew")
|
|
output = corrected_env(begin_tag, "flushleft", code, lastpar);
|
|
else
|
|
output = corrected_env(begin_tag, "flushright", code, lastpar);
|
|
os << from_ascii(output);
|
|
adjust_column(output, column);
|
|
break;
|
|
} case LYX_ALIGN_RIGHT: {
|
|
string output;
|
|
if (owner_->getParLanguage(bparams)->babel() != "hebrew")
|
|
output = corrected_env(begin_tag, "flushright", code, lastpar);
|
|
else
|
|
output = corrected_env(begin_tag, "flushleft", code, lastpar);
|
|
os << from_ascii(output);
|
|
adjust_column(output, column);
|
|
break;
|
|
} case LYX_ALIGN_CENTER: {
|
|
string output;
|
|
output = corrected_env(begin_tag, "center", code, lastpar);
|
|
os << from_ascii(output);
|
|
adjust_column(output, column);
|
|
break;
|
|
}
|
|
}
|
|
|
|
return column;
|
|
}
|
|
|
|
|
|
bool Paragraph::Private::endTeXParParams(BufferParams const & bparams,
|
|
otexstream & os, OutputParams const & runparams) const
|
|
{
|
|
LyXAlignment const curAlign = params_.align();
|
|
|
|
if (curAlign == layout_->align)
|
|
return false;
|
|
|
|
switch (curAlign) {
|
|
case LYX_ALIGN_NONE:
|
|
case LYX_ALIGN_BLOCK:
|
|
case LYX_ALIGN_LAYOUT:
|
|
case LYX_ALIGN_SPECIAL:
|
|
case LYX_ALIGN_DECIMAL:
|
|
break;
|
|
case LYX_ALIGN_LEFT:
|
|
case LYX_ALIGN_RIGHT:
|
|
case LYX_ALIGN_CENTER:
|
|
if (runparams.moving_arg)
|
|
os << "\\protect";
|
|
break;
|
|
}
|
|
|
|
string output;
|
|
string const end_tag = "\n\\par\\end";
|
|
InsetCode code = ownerCode();
|
|
bool const lastpar = runparams.isLastPar;
|
|
|
|
switch (curAlign) {
|
|
case LYX_ALIGN_NONE:
|
|
case LYX_ALIGN_BLOCK:
|
|
case LYX_ALIGN_LAYOUT:
|
|
case LYX_ALIGN_SPECIAL:
|
|
case LYX_ALIGN_DECIMAL:
|
|
break;
|
|
case LYX_ALIGN_LEFT: {
|
|
if (owner_->getParLanguage(bparams)->babel() != "hebrew")
|
|
output = corrected_env(end_tag, "flushleft", code, lastpar);
|
|
else
|
|
output = corrected_env(end_tag, "flushright", code, lastpar);
|
|
os << from_ascii(output);
|
|
break;
|
|
} case LYX_ALIGN_RIGHT: {
|
|
if (owner_->getParLanguage(bparams)->babel() != "hebrew")
|
|
output = corrected_env(end_tag, "flushright", code, lastpar);
|
|
else
|
|
output = corrected_env(end_tag, "flushleft", code, lastpar);
|
|
os << from_ascii(output);
|
|
break;
|
|
} case LYX_ALIGN_CENTER: {
|
|
output = corrected_env(end_tag, "center", code, lastpar);
|
|
os << from_ascii(output);
|
|
break;
|
|
}
|
|
}
|
|
|
|
return !output.empty() || lastpar;
|
|
}
|
|
|
|
|
|
// This one spits out the text of the paragraph
|
|
void Paragraph::latex(BufferParams const & bparams,
|
|
Font const & outerfont,
|
|
otexstream & os,
|
|
OutputParams const & runparams,
|
|
int start_pos, int end_pos, bool force) const
|
|
{
|
|
LYXERR(Debug::LATEX, "Paragraph::latex... " << this);
|
|
|
|
// FIXME This check should not be needed. Perhaps issue an
|
|
// error if it triggers.
|
|
Layout const & style = inInset().forcePlainLayout() ?
|
|
bparams.documentClass().plainLayout() : *d->layout_;
|
|
|
|
if (!force && style.inpreamble)
|
|
return;
|
|
|
|
bool const allowcust = allowParagraphCustomization();
|
|
|
|
// Current base font for all inherited font changes, without any
|
|
// change caused by an individual character, except for the language:
|
|
// It is set to the language of the first character.
|
|
// As long as we are in the label, this font is the base font of the
|
|
// label. Before the first body character it is set to the base font
|
|
// of the body.
|
|
Font basefont;
|
|
|
|
// Maybe we have to create a optional argument.
|
|
pos_type body_pos = beginOfBody();
|
|
unsigned int column = 0;
|
|
|
|
if (body_pos > 0) {
|
|
// the optional argument is kept in curly brackets in
|
|
// case it contains a ']'
|
|
// This is not strictly needed, but if this is changed it
|
|
// would be a file format change, and tex2lyx would need
|
|
// to be adjusted, since it unconditionally removes the
|
|
// braces when it parses \item.
|
|
os << "[{";
|
|
column += 2;
|
|
basefont = getLabelFont(bparams, outerfont);
|
|
} else {
|
|
basefont = getLayoutFont(bparams, outerfont);
|
|
}
|
|
|
|
// Which font is currently active?
|
|
Font running_font(basefont);
|
|
// Do we have an open font change?
|
|
bool open_font = false;
|
|
|
|
Change runningChange = Change(Change::UNCHANGED);
|
|
|
|
Encoding const * const prev_encoding = runparams.encoding;
|
|
|
|
os.texrow().start(id(), 0);
|
|
|
|
// if the paragraph is empty, the loop will not be entered at all
|
|
if (empty()) {
|
|
if (style.isCommand()) {
|
|
os << '{';
|
|
++column;
|
|
}
|
|
if (!style.leftdelim().empty()) {
|
|
os << style.leftdelim();
|
|
column += style.leftdelim().size();
|
|
}
|
|
if (allowcust)
|
|
column += d->startTeXParParams(bparams, os, runparams);
|
|
}
|
|
|
|
for (pos_type i = 0; i < size(); ++i) {
|
|
// First char in paragraph or after label?
|
|
if (i == body_pos) {
|
|
if (body_pos > 0) {
|
|
if (open_font) {
|
|
column += running_font.latexWriteEndChanges(
|
|
os, bparams, runparams,
|
|
basefont, basefont);
|
|
open_font = false;
|
|
}
|
|
basefont = getLayoutFont(bparams, outerfont);
|
|
running_font = basefont;
|
|
|
|
column += Changes::latexMarkChange(os, bparams,
|
|
runningChange, Change(Change::UNCHANGED),
|
|
runparams);
|
|
runningChange = Change(Change::UNCHANGED);
|
|
|
|
os << "}] ";
|
|
column +=3;
|
|
}
|
|
if (style.isCommand()) {
|
|
os << '{';
|
|
++column;
|
|
}
|
|
|
|
if (!style.leftdelim().empty()) {
|
|
os << style.leftdelim();
|
|
column += style.leftdelim().size();
|
|
}
|
|
|
|
if (allowcust)
|
|
column += d->startTeXParParams(bparams, os,
|
|
runparams);
|
|
}
|
|
|
|
Change const & change = runparams.inDeletedInset
|
|
? runparams.changeOfDeletedInset : lookupChange(i);
|
|
|
|
if (bparams.outputChanges && runningChange != change) {
|
|
if (open_font) {
|
|
column += running_font.latexWriteEndChanges(
|
|
os, bparams, runparams, basefont, basefont);
|
|
open_font = false;
|
|
}
|
|
basefont = getLayoutFont(bparams, outerfont);
|
|
running_font = basefont;
|
|
|
|
column += Changes::latexMarkChange(os, bparams, runningChange,
|
|
change, runparams);
|
|
runningChange = change;
|
|
}
|
|
|
|
// do not output text which is marked deleted
|
|
// if change tracking output is disabled
|
|
if (!bparams.outputChanges && change.deleted()) {
|
|
continue;
|
|
}
|
|
|
|
++column;
|
|
|
|
// Fully instantiated font
|
|
Font const font = getFont(bparams, i, outerfont);
|
|
|
|
Font const last_font = running_font;
|
|
|
|
// Do we need to close the previous font?
|
|
if (open_font &&
|
|
(font != running_font ||
|
|
font.language() != running_font.language()))
|
|
{
|
|
column += running_font.latexWriteEndChanges(
|
|
os, bparams, runparams, basefont,
|
|
(i == body_pos-1) ? basefont : font);
|
|
running_font = basefont;
|
|
open_font = false;
|
|
}
|
|
|
|
string const running_lang = runparams.use_polyglossia ?
|
|
running_font.language()->polyglossia() : running_font.language()->babel();
|
|
// close babel's font environment before opening CJK.
|
|
string const lang_end_command = runparams.use_polyglossia ?
|
|
"\\end{$$lang}" : lyxrc.language_command_end;
|
|
if (!running_lang.empty() &&
|
|
font.language()->encoding()->package() == Encoding::CJK) {
|
|
string end_tag = subst(lang_end_command,
|
|
"$$lang",
|
|
running_lang);
|
|
os << from_ascii(end_tag);
|
|
column += end_tag.length();
|
|
}
|
|
|
|
// Switch file encoding if necessary (and allowed)
|
|
if (!runparams.pass_thru && !style.pass_thru &&
|
|
runparams.encoding->package() != Encoding::none &&
|
|
font.language()->encoding()->package() != Encoding::none) {
|
|
pair<bool, int> const enc_switch =
|
|
switchEncoding(os.os(), bparams, runparams,
|
|
*(font.language()->encoding()));
|
|
if (enc_switch.first) {
|
|
column += enc_switch.second;
|
|
runparams.encoding = font.language()->encoding();
|
|
}
|
|
}
|
|
|
|
char_type const c = d->text_[i];
|
|
|
|
// Do we need to change font?
|
|
if ((font != running_font ||
|
|
font.language() != running_font.language()) &&
|
|
i != body_pos - 1)
|
|
{
|
|
odocstringstream ods;
|
|
column += font.latexWriteStartChanges(ods, bparams,
|
|
runparams, basefont,
|
|
last_font);
|
|
running_font = font;
|
|
open_font = true;
|
|
docstring fontchange = ods.str();
|
|
// check whether the fontchange ends with a \\textcolor
|
|
// modifier and the text starts with a space (bug 4473)
|
|
docstring const last_modifier = rsplit(fontchange, '\\');
|
|
if (prefixIs(last_modifier, from_ascii("textcolor")) && c == ' ')
|
|
os << fontchange << from_ascii("{}");
|
|
// check if the fontchange ends with a trailing blank
|
|
// (like "\small " (see bug 3382)
|
|
else if (suffixIs(fontchange, ' ') && c == ' ')
|
|
os << fontchange.substr(0, fontchange.size() - 1)
|
|
<< from_ascii("{}");
|
|
else
|
|
os << fontchange;
|
|
}
|
|
|
|
// 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
|
|
// latexSpecialChar ignores spaces if
|
|
// style.pass_thru is false.
|
|
if (i != body_pos - 1) {
|
|
if (d->simpleTeXBlanks(runparams, os,
|
|
i, column, font, style)) {
|
|
// A surrogate pair was output. We
|
|
// must not call latexSpecialChar
|
|
// in this iteration, since it would output
|
|
// the combining character again.
|
|
++i;
|
|
continue;
|
|
}
|
|
}
|
|
}
|
|
|
|
OutputParams rp = runparams;
|
|
rp.free_spacing = style.free_spacing;
|
|
rp.local_font = &font;
|
|
rp.intitle = style.intitle;
|
|
|
|
// 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) {
|
|
if (i >= start_pos && (end_pos == -1 || i < end_pos)) {
|
|
d->latexInset(bparams, os, 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, bparams, rp, running_font, runningChange,
|
|
style, i, end_pos, column);
|
|
} catch (EncodingException & e) {
|
|
if (runparams.dryrun) {
|
|
os << "<" << _("LyX Warning: ")
|
|
<< _("uncodable character") << " '";
|
|
os.put(c);
|
|
os << "'>";
|
|
} else {
|
|
// add location information and throw again.
|
|
e.par_id = id();
|
|
e.pos = i;
|
|
throw(e);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Set the encoding to that returned from latexSpecialChar (see
|
|
// comment for encoding member in OutputParams.h)
|
|
runparams.encoding = rp.encoding;
|
|
}
|
|
|
|
// If we have an open font definition, we have to close it
|
|
if (open_font) {
|
|
#ifdef FIXED_LANGUAGE_END_DETECTION
|
|
if (next_) {
|
|
running_font.latexWriteEndChanges(os, bparams,
|
|
runparams, basefont,
|
|
next_->getFont(bparams, 0, outerfont));
|
|
} else {
|
|
running_font.latexWriteEndChanges(os, bparams,
|
|
runparams, basefont, basefont);
|
|
}
|
|
#else
|
|
//FIXME: For now we ALWAYS have to close the foreign font settings if they are
|
|
//FIXME: there as we start another \selectlanguage with the next paragraph if
|
|
//FIXME: we are in need of this. This should be fixed sometime (Jug)
|
|
running_font.latexWriteEndChanges(os, bparams, runparams,
|
|
basefont, basefont);
|
|
#endif
|
|
}
|
|
|
|
column += Changes::latexMarkChange(os, bparams, runningChange,
|
|
Change(Change::UNCHANGED), runparams);
|
|
|
|
// Needed if there is an optional argument but no contents.
|
|
if (body_pos > 0 && body_pos == size()) {
|
|
os << "}]~";
|
|
}
|
|
|
|
if (!style.rightdelim().empty()) {
|
|
os << style.rightdelim();
|
|
column += style.rightdelim().size();
|
|
}
|
|
|
|
if (allowcust && d->endTeXParParams(bparams, os, runparams)
|
|
&& runparams.encoding != prev_encoding) {
|
|
runparams.encoding = prev_encoding;
|
|
if (!runparams.isFullUnicode())
|
|
os << setEncoding(prev_encoding->iconvName());
|
|
}
|
|
|
|
LYXERR(Debug::LATEX, "Paragraph::latex... done " << this);
|
|
}
|
|
|
|
|
|
bool Paragraph::emptyTag() const
|
|
{
|
|
for (pos_type i = 0; i < size(); ++i) {
|
|
if (Inset const * inset = getInset(i)) {
|
|
InsetCode lyx_code = inset->lyxCode();
|
|
// FIXME testing like that is wrong. What is
|
|
// the intent?
|
|
if (lyx_code != TOC_CODE &&
|
|
lyx_code != INCLUDE_CODE &&
|
|
lyx_code != GRAPHICS_CODE &&
|
|
lyx_code != ERT_CODE &&
|
|
lyx_code != LISTINGS_CODE &&
|
|
lyx_code != FLOAT_CODE &&
|
|
lyx_code != TABULAR_CODE) {
|
|
return false;
|
|
}
|
|
} else {
|
|
char_type c = d->text_[i];
|
|
if (c != ' ' && c != '\t')
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
|
|
string Paragraph::getID(Buffer const & buf, OutputParams const & runparams)
|
|
const
|
|
{
|
|
for (pos_type i = 0; i < size(); ++i) {
|
|
if (Inset const * inset = getInset(i)) {
|
|
InsetCode lyx_code = inset->lyxCode();
|
|
if (lyx_code == LABEL_CODE) {
|
|
InsetLabel const * const il = static_cast<InsetLabel const *>(inset);
|
|
docstring const & id = il->getParam("name");
|
|
return "id='" + to_utf8(sgml::cleanID(buf, runparams, id)) + "'";
|
|
}
|
|
}
|
|
}
|
|
return string();
|
|
}
|
|
|
|
|
|
pos_type Paragraph::firstWordDocBook(odocstream & os, OutputParams const & runparams)
|
|
const
|
|
{
|
|
pos_type i;
|
|
for (i = 0; i < size(); ++i) {
|
|
if (Inset const * inset = getInset(i)) {
|
|
inset->docbook(os, runparams);
|
|
} else {
|
|
char_type c = d->text_[i];
|
|
if (c == ' ')
|
|
break;
|
|
os << sgml::escapeChar(c);
|
|
}
|
|
}
|
|
return i;
|
|
}
|
|
|
|
|
|
pos_type Paragraph::firstWordLyXHTML(XHTMLStream & xs, OutputParams const & runparams)
|
|
const
|
|
{
|
|
pos_type i;
|
|
for (i = 0; i < size(); ++i) {
|
|
if (Inset const * inset = getInset(i)) {
|
|
inset->xhtml(xs, runparams);
|
|
} else {
|
|
char_type c = d->text_[i];
|
|
if (c == ' ')
|
|
break;
|
|
xs << c;
|
|
}
|
|
}
|
|
return i;
|
|
}
|
|
|
|
|
|
bool Paragraph::Private::onlyText(Buffer const & buf, Font const & outerfont, pos_type initial) const
|
|
{
|
|
Font font_old;
|
|
pos_type size = text_.size();
|
|
for (pos_type i = initial; i < size; ++i) {
|
|
Font font = owner_->getFont(buf.params(), i, outerfont);
|
|
if (text_[i] == META_INSET)
|
|
return false;
|
|
if (i != initial && font != font_old)
|
|
return false;
|
|
font_old = font;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
|
|
void Paragraph::simpleDocBookOnePar(Buffer const & buf,
|
|
odocstream & os,
|
|
OutputParams const & runparams,
|
|
Font const & outerfont,
|
|
pos_type initial) const
|
|
{
|
|
bool emph_flag = false;
|
|
|
|
Layout const & style = *d->layout_;
|
|
FontInfo font_old =
|
|
style.labeltype == LABEL_MANUAL ? style.labelfont : style.font;
|
|
|
|
if (style.pass_thru && !d->onlyText(buf, outerfont, initial))
|
|
os << "]]>";
|
|
|
|
// parsing main loop
|
|
for (pos_type i = initial; i < size(); ++i) {
|
|
Font font = getFont(buf.params(), i, outerfont);
|
|
|
|
// handle <emphasis> tag
|
|
if (font_old.emph() != font.fontInfo().emph()) {
|
|
if (font.fontInfo().emph() == FONT_ON) {
|
|
os << "<emphasis>";
|
|
emph_flag = true;
|
|
} else if (i != initial) {
|
|
os << "</emphasis>";
|
|
emph_flag = false;
|
|
}
|
|
}
|
|
|
|
if (Inset const * inset = getInset(i)) {
|
|
inset->docbook(os, runparams);
|
|
} else {
|
|
char_type c = d->text_[i];
|
|
|
|
if (style.pass_thru)
|
|
os.put(c);
|
|
else
|
|
os << sgml::escapeChar(c);
|
|
}
|
|
font_old = font.fontInfo();
|
|
}
|
|
|
|
if (emph_flag) {
|
|
os << "</emphasis>";
|
|
}
|
|
|
|
if (style.free_spacing)
|
|
os << '\n';
|
|
if (style.pass_thru && !d->onlyText(buf, outerfont, initial))
|
|
os << "<![CDATA[";
|
|
}
|
|
|
|
|
|
namespace {
|
|
void doFontSwitch(vector<html::FontTag> & tagsToOpen,
|
|
vector<html::EndFontTag> & tagsToClose,
|
|
bool & flag, FontState curstate, html::FontTypes type)
|
|
{
|
|
if (curstate == FONT_ON) {
|
|
tagsToOpen.push_back(html::FontTag(type));
|
|
flag = true;
|
|
} else if (flag) {
|
|
tagsToClose.push_back(html::EndFontTag(type));
|
|
flag = false;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
docstring Paragraph::simpleLyXHTMLOnePar(Buffer const & buf,
|
|
XHTMLStream & xs,
|
|
OutputParams const & runparams,
|
|
Font const & outerfont,
|
|
pos_type initial) const
|
|
{
|
|
docstring retval;
|
|
|
|
// track whether we have opened these tags
|
|
bool emph_flag = false;
|
|
bool bold_flag = false;
|
|
bool noun_flag = false;
|
|
bool ubar_flag = false;
|
|
bool dbar_flag = false;
|
|
bool sout_flag = false;
|
|
bool wave_flag = false;
|
|
// shape tags
|
|
bool shap_flag = false;
|
|
// family tags
|
|
bool faml_flag = false;
|
|
// size tags
|
|
bool size_flag = false;
|
|
|
|
Layout const & style = *d->layout_;
|
|
|
|
xs.startParagraph(allowEmpty());
|
|
|
|
FontInfo font_old =
|
|
style.labeltype == LABEL_MANUAL ? style.labelfont : style.font;
|
|
|
|
FontShape curr_fs = INHERIT_SHAPE;
|
|
FontFamily curr_fam = INHERIT_FAMILY;
|
|
FontSize curr_size = FONT_SIZE_INHERIT;
|
|
|
|
string const default_family =
|
|
buf.masterBuffer()->params().fonts_default_family;
|
|
|
|
vector<html::FontTag> tagsToOpen;
|
|
vector<html::EndFontTag> tagsToClose;
|
|
|
|
// parsing main loop
|
|
for (pos_type i = initial; i < size(); ++i) {
|
|
// let's not show deleted material in the output
|
|
if (isDeleted(i))
|
|
continue;
|
|
|
|
Font const font = getFont(buf.masterBuffer()->params(), i, outerfont);
|
|
|
|
// emphasis
|
|
FontState curstate = font.fontInfo().emph();
|
|
if (font_old.emph() != curstate)
|
|
doFontSwitch(tagsToOpen, tagsToClose, emph_flag, curstate, html::FT_EMPH);
|
|
|
|
// noun
|
|
curstate = font.fontInfo().noun();
|
|
if (font_old.noun() != curstate)
|
|
doFontSwitch(tagsToOpen, tagsToClose, noun_flag, curstate, html::FT_NOUN);
|
|
|
|
// underbar
|
|
curstate = font.fontInfo().underbar();
|
|
if (font_old.underbar() != curstate)
|
|
doFontSwitch(tagsToOpen, tagsToClose, ubar_flag, curstate, html::FT_UBAR);
|
|
|
|
// strikeout
|
|
curstate = font.fontInfo().strikeout();
|
|
if (font_old.strikeout() != curstate)
|
|
doFontSwitch(tagsToOpen, tagsToClose, sout_flag, curstate, html::FT_SOUT);
|
|
|
|
// double underbar
|
|
curstate = font.fontInfo().uuline();
|
|
if (font_old.uuline() != curstate)
|
|
doFontSwitch(tagsToOpen, tagsToClose, dbar_flag, curstate, html::FT_DBAR);
|
|
|
|
// wavy line
|
|
curstate = font.fontInfo().uwave();
|
|
if (font_old.uwave() != curstate)
|
|
doFontSwitch(tagsToOpen, tagsToClose, wave_flag, curstate, html::FT_WAVE);
|
|
|
|
// bold
|
|
// a little hackish, but allows us to reuse what we have.
|
|
curstate = (font.fontInfo().series() == BOLD_SERIES ? FONT_ON : FONT_OFF);
|
|
if (font_old.series() != font.fontInfo().series())
|
|
doFontSwitch(tagsToOpen, tagsToClose, bold_flag, curstate, html::FT_BOLD);
|
|
|
|
// Font shape
|
|
curr_fs = font.fontInfo().shape();
|
|
FontShape old_fs = font_old.shape();
|
|
if (old_fs != curr_fs) {
|
|
if (shap_flag) {
|
|
switch (old_fs) {
|
|
case ITALIC_SHAPE:
|
|
tagsToClose.push_back(html::EndFontTag(html::FT_ITALIC));
|
|
break;
|
|
case SLANTED_SHAPE:
|
|
tagsToClose.push_back(html::EndFontTag(html::FT_SLANTED));
|
|
break;
|
|
case SMALLCAPS_SHAPE:
|
|
tagsToClose.push_back(html::EndFontTag(html::FT_SMALLCAPS));
|
|
break;
|
|
case UP_SHAPE:
|
|
case INHERIT_SHAPE:
|
|
break;
|
|
default:
|
|
// the other tags are for internal use
|
|
LATTEST(false);
|
|
break;
|
|
}
|
|
shap_flag = false;
|
|
}
|
|
switch (curr_fs) {
|
|
case ITALIC_SHAPE:
|
|
tagsToOpen.push_back(html::FontTag(html::FT_ITALIC));
|
|
shap_flag = true;
|
|
break;
|
|
case SLANTED_SHAPE:
|
|
tagsToOpen.push_back(html::FontTag(html::FT_SLANTED));
|
|
shap_flag = true;
|
|
break;
|
|
case SMALLCAPS_SHAPE:
|
|
tagsToOpen.push_back(html::FontTag(html::FT_SMALLCAPS));
|
|
shap_flag = true;
|
|
break;
|
|
case UP_SHAPE:
|
|
case INHERIT_SHAPE:
|
|
break;
|
|
default:
|
|
// the other tags are for internal use
|
|
LATTEST(false);
|
|
break;
|
|
}
|
|
}
|
|
|
|
// Font family
|
|
curr_fam = font.fontInfo().family();
|
|
FontFamily old_fam = font_old.family();
|
|
if (old_fam != curr_fam) {
|
|
if (faml_flag) {
|
|
switch (old_fam) {
|
|
case ROMAN_FAMILY:
|
|
tagsToClose.push_back(html::EndFontTag(html::FT_ROMAN));
|
|
break;
|
|
case SANS_FAMILY:
|
|
tagsToClose.push_back(html::EndFontTag(html::FT_SANS));
|
|
break;
|
|
case TYPEWRITER_FAMILY:
|
|
tagsToClose.push_back(html::EndFontTag(html::FT_TYPE));
|
|
break;
|
|
case INHERIT_FAMILY:
|
|
break;
|
|
default:
|
|
// the other tags are for internal use
|
|
LATTEST(false);
|
|
break;
|
|
}
|
|
faml_flag = false;
|
|
}
|
|
switch (curr_fam) {
|
|
case ROMAN_FAMILY:
|
|
// we will treat a "default" font family as roman, since we have
|
|
// no other idea what to do.
|
|
if (default_family != "rmdefault" && default_family != "default") {
|
|
tagsToOpen.push_back(html::FontTag(html::FT_ROMAN));
|
|
faml_flag = true;
|
|
}
|
|
break;
|
|
case SANS_FAMILY:
|
|
if (default_family != "sfdefault") {
|
|
tagsToOpen.push_back(html::FontTag(html::FT_SANS));
|
|
faml_flag = true;
|
|
}
|
|
break;
|
|
case TYPEWRITER_FAMILY:
|
|
if (default_family != "ttdefault") {
|
|
tagsToOpen.push_back(html::FontTag(html::FT_TYPE));
|
|
faml_flag = true;
|
|
}
|
|
break;
|
|
case INHERIT_FAMILY:
|
|
break;
|
|
default:
|
|
// the other tags are for internal use
|
|
LATTEST(false);
|
|
break;
|
|
}
|
|
}
|
|
|
|
// Font size
|
|
curr_size = font.fontInfo().size();
|
|
FontSize old_size = font_old.size();
|
|
if (old_size != curr_size) {
|
|
if (size_flag) {
|
|
switch (old_size) {
|
|
case FONT_SIZE_TINY:
|
|
tagsToClose.push_back(html::EndFontTag(html::FT_SIZE_TINY));
|
|
break;
|
|
case FONT_SIZE_SCRIPT:
|
|
tagsToClose.push_back(html::EndFontTag(html::FT_SIZE_SCRIPT));
|
|
break;
|
|
case FONT_SIZE_FOOTNOTE:
|
|
tagsToClose.push_back(html::EndFontTag(html::FT_SIZE_FOOTNOTE));
|
|
break;
|
|
case FONT_SIZE_SMALL:
|
|
tagsToClose.push_back(html::EndFontTag(html::FT_SIZE_SMALL));
|
|
break;
|
|
case FONT_SIZE_LARGE:
|
|
tagsToClose.push_back(html::EndFontTag(html::FT_SIZE_LARGE));
|
|
break;
|
|
case FONT_SIZE_LARGER:
|
|
tagsToClose.push_back(html::EndFontTag(html::FT_SIZE_LARGER));
|
|
break;
|
|
case FONT_SIZE_LARGEST:
|
|
tagsToClose.push_back(html::EndFontTag(html::FT_SIZE_LARGEST));
|
|
break;
|
|
case FONT_SIZE_HUGE:
|
|
tagsToClose.push_back(html::EndFontTag(html::FT_SIZE_HUGE));
|
|
break;
|
|
case FONT_SIZE_HUGER:
|
|
tagsToClose.push_back(html::EndFontTag(html::FT_SIZE_HUGER));
|
|
break;
|
|
case FONT_SIZE_INCREASE:
|
|
tagsToClose.push_back(html::EndFontTag(html::FT_SIZE_INCREASE));
|
|
break;
|
|
case FONT_SIZE_DECREASE:
|
|
tagsToClose.push_back(html::EndFontTag(html::FT_SIZE_DECREASE));
|
|
break;
|
|
case FONT_SIZE_INHERIT:
|
|
case FONT_SIZE_NORMAL:
|
|
break;
|
|
default:
|
|
// the other tags are for internal use
|
|
LATTEST(false);
|
|
break;
|
|
}
|
|
size_flag = false;
|
|
}
|
|
switch (curr_size) {
|
|
case FONT_SIZE_TINY:
|
|
tagsToOpen.push_back(html::FontTag(html::FT_SIZE_TINY));
|
|
size_flag = true;
|
|
break;
|
|
case FONT_SIZE_SCRIPT:
|
|
tagsToOpen.push_back(html::FontTag(html::FT_SIZE_SCRIPT));
|
|
size_flag = true;
|
|
break;
|
|
case FONT_SIZE_FOOTNOTE:
|
|
tagsToOpen.push_back(html::FontTag(html::FT_SIZE_FOOTNOTE));
|
|
size_flag = true;
|
|
break;
|
|
case FONT_SIZE_SMALL:
|
|
tagsToOpen.push_back(html::FontTag(html::FT_SIZE_SMALL));
|
|
size_flag = true;
|
|
break;
|
|
case FONT_SIZE_LARGE:
|
|
tagsToOpen.push_back(html::FontTag(html::FT_SIZE_LARGE));
|
|
size_flag = true;
|
|
break;
|
|
case FONT_SIZE_LARGER:
|
|
tagsToOpen.push_back(html::FontTag(html::FT_SIZE_LARGER));
|
|
size_flag = true;
|
|
break;
|
|
case FONT_SIZE_LARGEST:
|
|
tagsToOpen.push_back(html::FontTag(html::FT_SIZE_LARGEST));
|
|
size_flag = true;
|
|
break;
|
|
case FONT_SIZE_HUGE:
|
|
tagsToOpen.push_back(html::FontTag(html::FT_SIZE_HUGE));
|
|
size_flag = true;
|
|
break;
|
|
case FONT_SIZE_HUGER:
|
|
tagsToOpen.push_back(html::FontTag(html::FT_SIZE_HUGER));
|
|
size_flag = true;
|
|
break;
|
|
case FONT_SIZE_INCREASE:
|
|
tagsToOpen.push_back(html::FontTag(html::FT_SIZE_INCREASE));
|
|
size_flag = true;
|
|
break;
|
|
case FONT_SIZE_DECREASE:
|
|
tagsToOpen.push_back(html::FontTag(html::FT_SIZE_DECREASE));
|
|
size_flag = true;
|
|
break;
|
|
case FONT_SIZE_NORMAL:
|
|
case FONT_SIZE_INHERIT:
|
|
break;
|
|
default:
|
|
// the other tags are for internal use
|
|
LATTEST(false);
|
|
break;
|
|
}
|
|
}
|
|
|
|
// FIXME XHTML
|
|
// Other such tags? What about the other text ranges?
|
|
|
|
vector<html::EndFontTag>::const_iterator cit = tagsToClose.begin();
|
|
vector<html::EndFontTag>::const_iterator cen = tagsToClose.end();
|
|
for (; cit != cen; ++cit)
|
|
xs << *cit;
|
|
|
|
vector<html::FontTag>::const_iterator sit = tagsToOpen.begin();
|
|
vector<html::FontTag>::const_iterator sen = tagsToOpen.end();
|
|
for (; sit != sen; ++sit)
|
|
xs << *sit;
|
|
|
|
tagsToClose.clear();
|
|
tagsToOpen.clear();
|
|
|
|
Inset const * inset = getInset(i);
|
|
if (inset) {
|
|
if (!runparams.for_toc || inset->isInToc()) {
|
|
OutputParams np = runparams;
|
|
np.local_font = &font;
|
|
if (!inset->getLayout().htmlisblock())
|
|
np.html_in_par = true;
|
|
retval += inset->xhtml(xs, np);
|
|
}
|
|
} else {
|
|
char_type c = getUChar(buf.masterBuffer()->params(), i);
|
|
|
|
if (style.pass_thru || runparams.pass_thru)
|
|
xs << c;
|
|
else if (c == '-') {
|
|
docstring str;
|
|
int j = i + 1;
|
|
if (j < size() && d->text_[j] == '-') {
|
|
j += 1;
|
|
if (j < size() && d->text_[j] == '-') {
|
|
str += from_ascii("—");
|
|
i += 2;
|
|
} else {
|
|
str += from_ascii("–");
|
|
i += 1;
|
|
}
|
|
}
|
|
else
|
|
str += c;
|
|
// We don't want to escape the entities. Note that
|
|
// it is safe to do this, since str can otherwise
|
|
// only be "-". E.g., it can't be "<".
|
|
xs << XHTMLStream::ESCAPE_NONE << str;
|
|
} else
|
|
xs << c;
|
|
}
|
|
font_old = font.fontInfo();
|
|
}
|
|
|
|
xs.closeFontTags();
|
|
xs.endParagraph();
|
|
return retval;
|
|
}
|
|
|
|
|
|
bool Paragraph::isHfill(pos_type pos) const
|
|
{
|
|
Inset const * inset = getInset(pos);
|
|
return inset && (inset->lyxCode() == SPACE_CODE &&
|
|
inset->isStretchableSpace());
|
|
}
|
|
|
|
|
|
bool Paragraph::isNewline(pos_type pos) const
|
|
{
|
|
Inset const * inset = getInset(pos);
|
|
return inset && inset->lyxCode() == NEWLINE_CODE;
|
|
}
|
|
|
|
|
|
bool Paragraph::isLineSeparator(pos_type pos) const
|
|
{
|
|
char_type const c = d->text_[pos];
|
|
if (isLineSeparatorChar(c))
|
|
return true;
|
|
Inset const * inset = getInset(pos);
|
|
return inset && inset->isLineSeparator();
|
|
}
|
|
|
|
|
|
bool Paragraph::isWordSeparator(pos_type pos) const
|
|
{
|
|
if (pos == size())
|
|
return true;
|
|
if (Inset const * inset = getInset(pos))
|
|
return !inset->isLetter();
|
|
// if we have a hard hyphen (no en- or emdash) or apostrophe
|
|
// we pass this to the spell checker
|
|
// FIXME: this method is subject to change, visit
|
|
// https://bugzilla.mozilla.org/show_bug.cgi?id=355178
|
|
// to get an impression how complex this is.
|
|
if (isHardHyphenOrApostrophe(pos))
|
|
return false;
|
|
char_type const c = d->text_[pos];
|
|
// We want to pass the escape chars to the spellchecker
|
|
docstring const escape_chars = from_utf8(lyxrc.spellchecker_esc_chars);
|
|
return !isLetterChar(c) && !isDigitASCII(c) && !contains(escape_chars, c);
|
|
}
|
|
|
|
|
|
bool Paragraph::isHardHyphenOrApostrophe(pos_type pos) const
|
|
{
|
|
pos_type const psize = size();
|
|
if (pos >= psize)
|
|
return false;
|
|
char_type const c = d->text_[pos];
|
|
if (c != '-' && c != '\'')
|
|
return false;
|
|
int nextpos = pos + 1;
|
|
int prevpos = pos > 0 ? pos - 1 : 0;
|
|
if ((nextpos == psize || isSpace(nextpos))
|
|
&& (pos == 0 || isSpace(prevpos)))
|
|
return false;
|
|
return c == '\''
|
|
|| ((nextpos == psize || d->text_[nextpos] != '-')
|
|
&& (pos == 0 || d->text_[prevpos] != '-'));
|
|
}
|
|
|
|
|
|
bool Paragraph::isSameSpellRange(pos_type pos1, pos_type pos2) const
|
|
{
|
|
return pos1 == pos2
|
|
|| d->speller_state_.getRange(pos1) == d->speller_state_.getRange(pos2);
|
|
}
|
|
|
|
|
|
bool Paragraph::isChar(pos_type pos) const
|
|
{
|
|
if (Inset const * inset = getInset(pos))
|
|
return inset->isChar();
|
|
char_type const c = d->text_[pos];
|
|
return !isLetterChar(c) && !isDigitASCII(c) && !lyx::isSpace(c);
|
|
}
|
|
|
|
|
|
bool Paragraph::isSpace(pos_type pos) const
|
|
{
|
|
if (Inset const * inset = getInset(pos))
|
|
return inset->isSpace();
|
|
char_type const c = d->text_[pos];
|
|
return lyx::isSpace(c);
|
|
}
|
|
|
|
|
|
Language const *
|
|
Paragraph::getParLanguage(BufferParams const & bparams) const
|
|
{
|
|
if (!empty())
|
|
return getFirstFontSettings(bparams).language();
|
|
// FIXME: we should check the prev par as well (Lgb)
|
|
return bparams.language;
|
|
}
|
|
|
|
|
|
bool Paragraph::isRTL(BufferParams const & bparams) const
|
|
{
|
|
return lyxrc.rtl_support
|
|
&& getParLanguage(bparams)->rightToLeft()
|
|
&& !inInset().getLayout().forceLTR();
|
|
}
|
|
|
|
|
|
void Paragraph::changeLanguage(BufferParams const & bparams,
|
|
Language const * from, Language const * to)
|
|
{
|
|
// change language including dummy font change at the end
|
|
for (pos_type i = 0; i <= size(); ++i) {
|
|
Font font = getFontSettings(bparams, i);
|
|
if (font.language() == from) {
|
|
font.setLanguage(to);
|
|
setFont(i, font);
|
|
d->requestSpellCheck(i);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
bool Paragraph::isMultiLingual(BufferParams const & bparams) const
|
|
{
|
|
Language const * doc_language = bparams.language;
|
|
FontList::const_iterator cit = d->fontlist_.begin();
|
|
FontList::const_iterator end = d->fontlist_.end();
|
|
|
|
for (; cit != end; ++cit)
|
|
if (cit->font().language() != ignore_language &&
|
|
cit->font().language() != latex_language &&
|
|
cit->font().language() != doc_language)
|
|
return true;
|
|
return false;
|
|
}
|
|
|
|
|
|
void Paragraph::getLanguages(std::set<Language const *> & languages) const
|
|
{
|
|
FontList::const_iterator cit = d->fontlist_.begin();
|
|
FontList::const_iterator end = d->fontlist_.end();
|
|
|
|
for (; cit != end; ++cit) {
|
|
Language const * lang = cit->font().language();
|
|
if (lang != ignore_language &&
|
|
lang != latex_language)
|
|
languages.insert(lang);
|
|
}
|
|
}
|
|
|
|
|
|
docstring Paragraph::asString(int options) const
|
|
{
|
|
return asString(0, size(), options);
|
|
}
|
|
|
|
|
|
docstring Paragraph::asString(pos_type beg, pos_type end, int options) 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) {
|
|
if ((options & AS_STR_SKIPDELETE) && isDeleted(i))
|
|
continue;
|
|
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)->toString(os);
|
|
if (getInset(i)->asInsetMath())
|
|
os << " ";
|
|
}
|
|
}
|
|
|
|
return os.str();
|
|
}
|
|
|
|
|
|
void Paragraph::forToc(docstring & os, size_t maxlen) const
|
|
{
|
|
if (!d->params_.labelString().empty())
|
|
os += d->params_.labelString() + ' ';
|
|
for (pos_type i = 0; i < size() && os.length() < maxlen; ++i) {
|
|
if (isDeleted(i))
|
|
continue;
|
|
char_type const c = d->text_[i];
|
|
if (isPrintable(c))
|
|
os += c;
|
|
else if (c == '\t' || c == '\n')
|
|
os += ' ';
|
|
else if (c == META_INSET)
|
|
getInset(i)->forToc(os, maxlen);
|
|
}
|
|
}
|
|
|
|
|
|
docstring Paragraph::stringify(pos_type beg, pos_type end, int options,
|
|
OutputParams const & runparams) const
|
|
{
|
|
odocstringstream os;
|
|
|
|
if (beg == 0
|
|
&& options & AS_STR_LABEL
|
|
&& !d->params_.labelString().empty())
|
|
os << d->params_.labelString() << ' ';
|
|
|
|
OutputParams op = runparams;
|
|
op.for_search = true;
|
|
|
|
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, op);
|
|
}
|
|
}
|
|
|
|
return os.str();
|
|
}
|
|
|
|
|
|
void Paragraph::setInsetOwner(Inset const * inset)
|
|
{
|
|
d->inset_owner_ = inset;
|
|
}
|
|
|
|
|
|
int Paragraph::id() const
|
|
{
|
|
return d->id_;
|
|
}
|
|
|
|
|
|
void Paragraph::setId(int id)
|
|
{
|
|
d->id_ = id;
|
|
}
|
|
|
|
|
|
Layout const & Paragraph::layout() const
|
|
{
|
|
return *d->layout_;
|
|
}
|
|
|
|
|
|
void Paragraph::setLayout(Layout const & layout)
|
|
{
|
|
d->layout_ = &layout;
|
|
}
|
|
|
|
|
|
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())
|
|
setPlainLayout(tclass);
|
|
else
|
|
setDefaultLayout(tclass);
|
|
}
|
|
|
|
|
|
Inset const & Paragraph::inInset() const
|
|
{
|
|
LBUFERR(d->inset_owner_);
|
|
return *d->inset_owner_;
|
|
}
|
|
|
|
|
|
ParagraphParameters & Paragraph::params()
|
|
{
|
|
return d->params_;
|
|
}
|
|
|
|
|
|
ParagraphParameters const & Paragraph::params() const
|
|
{
|
|
return d->params_;
|
|
}
|
|
|
|
|
|
bool Paragraph::isFreeSpacing() const
|
|
{
|
|
if (d->layout_->free_spacing)
|
|
return true;
|
|
return d->inset_owner_ && d->inset_owner_->isFreeSpacing();
|
|
}
|
|
|
|
|
|
bool Paragraph::allowEmpty() const
|
|
{
|
|
if (d->layout_->keepempty)
|
|
return true;
|
|
return d->inset_owner_ && d->inset_owner_->allowEmpty();
|
|
}
|
|
|
|
|
|
char_type Paragraph::transformChar(char_type c, pos_type pos) const
|
|
{
|
|
if (!Encodings::isArabicChar(c))
|
|
return c;
|
|
|
|
char_type prev_char = ' ';
|
|
char_type next_char = ' ';
|
|
|
|
for (pos_type i = pos - 1; i >= 0; --i) {
|
|
char_type const par_char = d->text_[i];
|
|
if (!Encodings::isArabicComposeChar(par_char)) {
|
|
prev_char = par_char;
|
|
break;
|
|
}
|
|
}
|
|
|
|
for (pos_type i = pos + 1, end = size(); i < end; ++i) {
|
|
char_type const par_char = d->text_[i];
|
|
if (!Encodings::isArabicComposeChar(par_char)) {
|
|
next_char = par_char;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (Encodings::isArabicChar(next_char)) {
|
|
if (Encodings::isArabicChar(prev_char) &&
|
|
!Encodings::isArabicSpecialChar(prev_char))
|
|
return Encodings::transformChar(c, Encodings::FORM_MEDIAL);
|
|
else
|
|
return Encodings::transformChar(c, Encodings::FORM_INITIAL);
|
|
} else {
|
|
if (Encodings::isArabicChar(prev_char) &&
|
|
!Encodings::isArabicSpecialChar(prev_char))
|
|
return Encodings::transformChar(c, Encodings::FORM_FINAL);
|
|
else
|
|
return Encodings::transformChar(c, Encodings::FORM_ISOLATED);
|
|
}
|
|
}
|
|
|
|
|
|
bool Paragraph::brokenBiblio() const
|
|
{
|
|
// there is a problem if there is no bibitem at position 0 or
|
|
// if there is another bibitem in the paragraph.
|
|
return d->layout_->labeltype == LABEL_BIBLIO
|
|
&& (d->insetlist_.find(BIBITEM_CODE) != 0
|
|
|| d->insetlist_.find(BIBITEM_CODE, 1) > 0);
|
|
}
|
|
|
|
|
|
int Paragraph::fixBiblio(Buffer const & buffer)
|
|
{
|
|
// FIXME: What about the case where paragraph is not BIBLIO
|
|
// but there is an InsetBibitem?
|
|
// FIXME: when there was already an inset at 0, the return value is 1,
|
|
// which does not tell whether another inset has been remove; the
|
|
// cursor cannot be correctly updated.
|
|
|
|
if (d->layout_->labeltype != LABEL_BIBLIO)
|
|
return 0;
|
|
|
|
bool const track_changes = buffer.params().trackChanges;
|
|
int bibitem_pos = d->insetlist_.find(BIBITEM_CODE);
|
|
bool const hasbibitem0 = bibitem_pos == 0;
|
|
|
|
if (hasbibitem0) {
|
|
bibitem_pos = d->insetlist_.find(BIBITEM_CODE, 1);
|
|
// There was an InsetBibitem at pos 0, and no other one => OK
|
|
if (bibitem_pos == -1)
|
|
return 0;
|
|
// there is a bibitem at the 0 position, but since
|
|
// there is a second one, we copy the second on the
|
|
// first. We're assuming there are at most two of
|
|
// these, which there should be.
|
|
// FIXME: why does it make sense to do that rather
|
|
// than keep the first? (JMarc)
|
|
Inset * inset = d->insetlist_.release(bibitem_pos);
|
|
eraseChar(bibitem_pos, track_changes);
|
|
d->insetlist_.begin()->inset = inset;
|
|
return -bibitem_pos;
|
|
}
|
|
|
|
// We need to create an inset at the beginning
|
|
Inset * inset = 0;
|
|
if (bibitem_pos > 0) {
|
|
// there was one somewhere in the paragraph, let's move it
|
|
inset = d->insetlist_.release(bibitem_pos);
|
|
eraseChar(bibitem_pos, track_changes);
|
|
} else
|
|
// make a fresh one
|
|
inset = new InsetBibitem(const_cast<Buffer *>(&buffer),
|
|
InsetCommandParams(BIBITEM_CODE));
|
|
|
|
Font font(inherit_font, buffer.params().language);
|
|
insertInset(0, inset, font, Change(track_changes ? Change::INSERTED
|
|
: Change::UNCHANGED));
|
|
|
|
return 1;
|
|
}
|
|
|
|
|
|
void Paragraph::checkAuthors(AuthorList const & authorList)
|
|
{
|
|
d->changes_.checkAuthors(authorList);
|
|
}
|
|
|
|
|
|
bool Paragraph::isChanged(pos_type pos) const
|
|
{
|
|
return lookupChange(pos).changed();
|
|
}
|
|
|
|
|
|
bool Paragraph::isInserted(pos_type pos) const
|
|
{
|
|
return lookupChange(pos).inserted();
|
|
}
|
|
|
|
|
|
bool Paragraph::isDeleted(pos_type pos) const
|
|
{
|
|
return lookupChange(pos).deleted();
|
|
}
|
|
|
|
|
|
InsetList const & Paragraph::insetList() const
|
|
{
|
|
return d->insetlist_;
|
|
}
|
|
|
|
|
|
void Paragraph::setBuffer(Buffer & b)
|
|
{
|
|
d->insetlist_.setBuffer(b);
|
|
}
|
|
|
|
|
|
Inset * Paragraph::releaseInset(pos_type pos)
|
|
{
|
|
Inset * inset = d->insetlist_.release(pos);
|
|
/// does not honour change tracking!
|
|
eraseChar(pos, false);
|
|
return inset;
|
|
}
|
|
|
|
|
|
Inset * Paragraph::getInset(pos_type pos)
|
|
{
|
|
return (pos < pos_type(d->text_.size()) && d->text_[pos] == META_INSET)
|
|
? d->insetlist_.get(pos) : 0;
|
|
}
|
|
|
|
|
|
Inset const * Paragraph::getInset(pos_type pos) const
|
|
{
|
|
return (pos < pos_type(d->text_.size()) && d->text_[pos] == META_INSET)
|
|
? d->insetlist_.get(pos) : 0;
|
|
}
|
|
|
|
|
|
void Paragraph::changeCase(BufferParams const & bparams, pos_type pos,
|
|
pos_type & right, TextCase action)
|
|
{
|
|
// process sequences of modified characters; in change
|
|
// tracking mode, this approach results in much better
|
|
// usability than changing case on a char-by-char basis
|
|
docstring changes;
|
|
|
|
bool const trackChanges = bparams.trackChanges;
|
|
|
|
bool capitalize = true;
|
|
|
|
for (; pos < right; ++pos) {
|
|
char_type oldChar = d->text_[pos];
|
|
char_type newChar = oldChar;
|
|
|
|
// ignore insets and don't play with deleted text!
|
|
if (oldChar != META_INSET && !isDeleted(pos)) {
|
|
switch (action) {
|
|
case text_lowercase:
|
|
newChar = lowercase(oldChar);
|
|
break;
|
|
case text_capitalization:
|
|
if (capitalize) {
|
|
newChar = uppercase(oldChar);
|
|
capitalize = false;
|
|
}
|
|
break;
|
|
case text_uppercase:
|
|
newChar = uppercase(oldChar);
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (isWordSeparator(pos) || isDeleted(pos)) {
|
|
// permit capitalization again
|
|
capitalize = true;
|
|
}
|
|
|
|
if (oldChar != newChar) {
|
|
changes += newChar;
|
|
if (pos != right - 1)
|
|
continue;
|
|
// step behind the changing area
|
|
pos++;
|
|
}
|
|
|
|
int erasePos = pos - changes.size();
|
|
for (size_t i = 0; i < changes.size(); i++) {
|
|
insertChar(pos, changes[i],
|
|
getFontSettings(bparams,
|
|
erasePos),
|
|
trackChanges);
|
|
if (!eraseChar(erasePos, trackChanges)) {
|
|
++erasePos;
|
|
++pos; // advance
|
|
++right; // expand selection
|
|
}
|
|
}
|
|
changes.clear();
|
|
}
|
|
}
|
|
|
|
|
|
int Paragraph::find(docstring const & str, bool cs, bool mw,
|
|
pos_type start_pos, bool del) const
|
|
{
|
|
pos_type pos = start_pos;
|
|
int const strsize = str.length();
|
|
int i = 0;
|
|
pos_type const parsize = d->text_.size();
|
|
for (i = 0; i < strsize && pos < parsize; ++i, ++pos) {
|
|
// Ignore "invisible" letters such as ligature breaks
|
|
// and hyphenation chars while searching
|
|
while (pos < parsize - 1 && isInset(pos)) {
|
|
odocstringstream os;
|
|
getInset(pos)->toString(os);
|
|
if (!getInset(pos)->isLetter() || !os.str().empty())
|
|
break;
|
|
pos++;
|
|
}
|
|
if (cs && str[i] != d->text_[pos])
|
|
break;
|
|
if (!cs && uppercase(str[i]) != uppercase(d->text_[pos]))
|
|
break;
|
|
if (!del && isDeleted(pos))
|
|
break;
|
|
}
|
|
|
|
if (i != strsize)
|
|
return 0;
|
|
|
|
// if necessary, check whether string matches word
|
|
if (mw) {
|
|
if (start_pos > 0 && !isWordSeparator(start_pos - 1))
|
|
return 0;
|
|
if (pos < parsize
|
|
&& !isWordSeparator(pos))
|
|
return 0;
|
|
}
|
|
|
|
return pos - start_pos;
|
|
}
|
|
|
|
|
|
char_type Paragraph::getChar(pos_type pos) const
|
|
{
|
|
return d->text_[pos];
|
|
}
|
|
|
|
|
|
pos_type Paragraph::size() const
|
|
{
|
|
return d->text_.size();
|
|
}
|
|
|
|
|
|
bool Paragraph::empty() const
|
|
{
|
|
return d->text_.empty();
|
|
}
|
|
|
|
|
|
bool Paragraph::isInset(pos_type pos) const
|
|
{
|
|
return d->text_[pos] == META_INSET;
|
|
}
|
|
|
|
|
|
bool Paragraph::isSeparator(pos_type pos) const
|
|
{
|
|
//FIXME: Are we sure this can be the only separator?
|
|
return d->text_[pos] == ' ';
|
|
}
|
|
|
|
|
|
void Paragraph::deregisterWords()
|
|
{
|
|
Private::LangWordsMap::const_iterator itl = d->words_.begin();
|
|
Private::LangWordsMap::const_iterator ite = d->words_.end();
|
|
for (; itl != ite; ++itl) {
|
|
WordList * wl = theWordList(itl->first);
|
|
Private::Words::const_iterator it = (itl->second).begin();
|
|
Private::Words::const_iterator et = (itl->second).end();
|
|
for (; it != et; ++it)
|
|
wl->remove(*it);
|
|
}
|
|
d->words_.clear();
|
|
}
|
|
|
|
|
|
void Paragraph::locateWord(pos_type & from, pos_type & to,
|
|
word_location const loc) const
|
|
{
|
|
switch (loc) {
|
|
case WHOLE_WORD_STRICT:
|
|
if (from == 0 || from == size()
|
|
|| isWordSeparator(from)
|
|
|| isWordSeparator(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 || isWordSeparator(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 && !isWordSeparator(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() && !isWordSeparator(to))
|
|
++to;
|
|
}
|
|
|
|
|
|
void Paragraph::collectWords()
|
|
{
|
|
pos_type n = size();
|
|
for (pos_type pos = 0; pos < n; ++pos) {
|
|
if (isWordSeparator(pos))
|
|
continue;
|
|
pos_type from = pos;
|
|
locateWord(from, pos, WHOLE_WORD);
|
|
if ((pos - from) >= (int)lyxrc.completion_minlength) {
|
|
docstring word = asString(from, pos, AS_STR_NONE);
|
|
FontList::const_iterator cit = d->fontlist_.fontIterator(pos);
|
|
if (cit == d->fontlist_.end())
|
|
return;
|
|
Language const * lang = cit->font().language();
|
|
d->words_[*lang].insert(word);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
void Paragraph::registerWords()
|
|
{
|
|
Private::LangWordsMap::const_iterator itl = d->words_.begin();
|
|
Private::LangWordsMap::const_iterator ite = d->words_.end();
|
|
for (; itl != ite; ++itl) {
|
|
WordList * wl = theWordList(itl->first);
|
|
Private::Words::const_iterator it = (itl->second).begin();
|
|
Private::Words::const_iterator et = (itl->second).end();
|
|
for (; it != et; ++it)
|
|
wl->insert(*it);
|
|
}
|
|
}
|
|
|
|
|
|
void Paragraph::updateWords()
|
|
{
|
|
deregisterWords();
|
|
collectWords();
|
|
registerWords();
|
|
}
|
|
|
|
|
|
void Paragraph::Private::appendSkipPosition(SkipPositions & skips, pos_type const pos) const
|
|
{
|
|
SkipPositionsIterator begin = skips.begin();
|
|
SkipPositions::iterator end = skips.end();
|
|
if (pos > 0 && begin < end) {
|
|
--end;
|
|
if (end->last == pos - 1) {
|
|
end->last = pos;
|
|
return;
|
|
}
|
|
}
|
|
skips.insert(end, FontSpan(pos, pos));
|
|
}
|
|
|
|
|
|
Language * Paragraph::Private::locateSpellRange(
|
|
pos_type & from, pos_type & to,
|
|
SkipPositions & skips) const
|
|
{
|
|
// skip leading white space
|
|
while (from < to && owner_->isWordSeparator(from))
|
|
++from;
|
|
// don't check empty range
|
|
if (from >= to)
|
|
return 0;
|
|
// get current language
|
|
Language * lang = getSpellLanguage(from);
|
|
pos_type last = from;
|
|
bool samelang = true;
|
|
bool sameinset = true;
|
|
while (last < to && samelang && sameinset) {
|
|
// hop to end of word
|
|
while (last < to && !owner_->isWordSeparator(last)) {
|
|
if (owner_->getInset(last)) {
|
|
appendSkipPosition(skips, last);
|
|
} else if (owner_->isDeleted(last)) {
|
|
appendSkipPosition(skips, last);
|
|
}
|
|
++last;
|
|
}
|
|
// hop to next word while checking for insets
|
|
while (sameinset && last < to && owner_->isWordSeparator(last)) {
|
|
if (Inset const * inset = owner_->getInset(last))
|
|
sameinset = inset->isChar() && inset->isLetter();
|
|
if (sameinset && owner_->isDeleted(last)) {
|
|
appendSkipPosition(skips, last);
|
|
}
|
|
if (sameinset)
|
|
last++;
|
|
}
|
|
if (sameinset && last < to) {
|
|
// now check for language change
|
|
samelang = lang == getSpellLanguage(last);
|
|
}
|
|
}
|
|
// if language change detected backstep is needed
|
|
if (!samelang)
|
|
--last;
|
|
to = last;
|
|
return lang;
|
|
}
|
|
|
|
|
|
Language * Paragraph::Private::getSpellLanguage(pos_type const from) const
|
|
{
|
|
Language * lang =
|
|
const_cast<Language *>(owner_->getFontSettings(
|
|
inset_owner_->buffer().params(), from).language());
|
|
if (lang == inset_owner_->buffer().params().language
|
|
&& !lyxrc.spellchecker_alt_lang.empty()) {
|
|
string lang_code;
|
|
string const lang_variety =
|
|
split(lyxrc.spellchecker_alt_lang, lang_code, '-');
|
|
lang->setCode(lang_code);
|
|
lang->setVariety(lang_variety);
|
|
}
|
|
return lang;
|
|
}
|
|
|
|
|
|
void Paragraph::requestSpellCheck(pos_type pos)
|
|
{
|
|
d->requestSpellCheck(pos);
|
|
}
|
|
|
|
|
|
bool Paragraph::needsSpellCheck() const
|
|
{
|
|
SpellChecker::ChangeNumber speller_change_number = 0;
|
|
if (theSpellChecker())
|
|
speller_change_number = theSpellChecker()->changeNumber();
|
|
if (speller_change_number > d->speller_state_.currentChangeNumber()) {
|
|
d->speller_state_.needsCompleteRefresh(speller_change_number);
|
|
}
|
|
return d->needsSpellCheck();
|
|
}
|
|
|
|
|
|
bool Paragraph::Private::ignoreWord(docstring const & word) const
|
|
{
|
|
// Ignore words with digits
|
|
// FIXME: make this customizable
|
|
// (note that some checkers ignore words with digits by default)
|
|
docstring::const_iterator cit = word.begin();
|
|
docstring::const_iterator const end = word.end();
|
|
for (; cit != end; ++cit) {
|
|
if (isNumber((*cit)))
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
|
|
SpellChecker::Result Paragraph::spellCheck(pos_type & from, pos_type & to,
|
|
WordLangTuple & wl, docstring_list & suggestions,
|
|
bool do_suggestion, bool check_learned) const
|
|
{
|
|
SpellChecker::Result result = SpellChecker::WORD_OK;
|
|
SpellChecker * speller = theSpellChecker();
|
|
if (!speller)
|
|
return result;
|
|
|
|
if (!d->layout_->spellcheck || !inInset().allowSpellCheck())
|
|
return result;
|
|
|
|
locateWord(from, to, WHOLE_WORD);
|
|
if (from == to || from >= size())
|
|
return result;
|
|
|
|
docstring word = asString(from, to, AS_STR_INSETS | AS_STR_SKIPDELETE);
|
|
Language * lang = d->getSpellLanguage(from);
|
|
|
|
wl = WordLangTuple(word, lang);
|
|
|
|
if (word.empty())
|
|
return result;
|
|
|
|
if (needsSpellCheck() || check_learned) {
|
|
pos_type end = to;
|
|
if (!d->ignoreWord(word)) {
|
|
bool const trailing_dot = to < size() && d->text_[to] == '.';
|
|
result = speller->check(wl);
|
|
if (SpellChecker::misspelled(result) && trailing_dot) {
|
|
wl = WordLangTuple(word.append(from_ascii(".")), lang);
|
|
result = speller->check(wl);
|
|
if (!SpellChecker::misspelled(result)) {
|
|
LYXERR(Debug::GUI, "misspelled word is correct with dot: \"" <<
|
|
word << "\" [" <<
|
|
from << ".." << to << "]");
|
|
} else {
|
|
// spell check with dot appended failed too
|
|
// restore original word/lang value
|
|
word = asString(from, to, AS_STR_INSETS | AS_STR_SKIPDELETE);
|
|
wl = WordLangTuple(word, lang);
|
|
}
|
|
}
|
|
}
|
|
if (!SpellChecker::misspelled(result)) {
|
|
// area up to the begin of the next word is not misspelled
|
|
while (end < size() && isWordSeparator(end))
|
|
++end;
|
|
}
|
|
d->setMisspelled(from, end, result);
|
|
} else {
|
|
result = d->speller_state_.getState(from);
|
|
}
|
|
|
|
if (do_suggestion)
|
|
suggestions.clear();
|
|
|
|
if (SpellChecker::misspelled(result)) {
|
|
LYXERR(Debug::GUI, "misspelled word: \"" <<
|
|
word << "\" [" <<
|
|
from << ".." << to << "]");
|
|
if (do_suggestion)
|
|
speller->suggest(wl, suggestions);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
|
|
void Paragraph::Private::markMisspelledWords(
|
|
pos_type const & first, pos_type const & last,
|
|
SpellChecker::Result result,
|
|
docstring const & word,
|
|
SkipPositions const & skips)
|
|
{
|
|
if (!SpellChecker::misspelled(result)) {
|
|
setMisspelled(first, last, SpellChecker::WORD_OK);
|
|
return;
|
|
}
|
|
int snext = first;
|
|
SpellChecker * speller = theSpellChecker();
|
|
// locate and enumerate the error positions
|
|
int nerrors = speller->numMisspelledWords();
|
|
int numskipped = 0;
|
|
SkipPositionsIterator it = skips.begin();
|
|
SkipPositionsIterator et = skips.end();
|
|
for (int index = 0; index < nerrors; ++index) {
|
|
int wstart;
|
|
int wlen = 0;
|
|
speller->misspelledWord(index, wstart, wlen);
|
|
/// should not happen if speller supports range checks
|
|
if (!wlen) continue;
|
|
docstring const misspelled = word.substr(wstart, wlen);
|
|
wstart += first + numskipped;
|
|
if (snext < wstart) {
|
|
/// mark the range of correct spelling
|
|
numskipped += countSkips(it, et, wstart);
|
|
setMisspelled(snext,
|
|
wstart - 1, SpellChecker::WORD_OK);
|
|
}
|
|
snext = wstart + wlen;
|
|
numskipped += countSkips(it, et, snext);
|
|
/// mark the range of misspelling
|
|
setMisspelled(wstart, snext, result);
|
|
LYXERR(Debug::GUI, "misspelled word: \"" <<
|
|
misspelled << "\" [" <<
|
|
wstart << ".." << (snext-1) << "]");
|
|
++snext;
|
|
}
|
|
if (snext <= last) {
|
|
/// mark the range of correct spelling at end
|
|
setMisspelled(snext, last, SpellChecker::WORD_OK);
|
|
}
|
|
}
|
|
|
|
|
|
void Paragraph::spellCheck() const
|
|
{
|
|
SpellChecker * speller = theSpellChecker();
|
|
if (!speller || empty() ||!needsSpellCheck())
|
|
return;
|
|
pos_type start;
|
|
pos_type endpos;
|
|
d->rangeOfSpellCheck(start, endpos);
|
|
if (speller->canCheckParagraph()) {
|
|
// loop until we leave the range
|
|
for (pos_type first = start; first < endpos; ) {
|
|
pos_type last = endpos;
|
|
Private::SkipPositions skips;
|
|
Language * lang = d->locateSpellRange(first, last, skips);
|
|
if (first >= endpos)
|
|
break;
|
|
// start the spell checker on the unit of meaning
|
|
docstring word = asString(first, last, AS_STR_INSETS + AS_STR_SKIPDELETE);
|
|
WordLangTuple wl = WordLangTuple(word, lang);
|
|
SpellChecker::Result result = word.size() ?
|
|
speller->check(wl) : SpellChecker::WORD_OK;
|
|
d->markMisspelledWords(first, last, result, word, skips);
|
|
first = ++last;
|
|
}
|
|
} else {
|
|
static docstring_list suggestions;
|
|
pos_type to = endpos;
|
|
while (start < endpos) {
|
|
WordLangTuple wl;
|
|
spellCheck(start, to, wl, suggestions, false);
|
|
start = to + 1;
|
|
}
|
|
}
|
|
d->readySpellCheck();
|
|
}
|
|
|
|
|
|
bool Paragraph::isMisspelled(pos_type pos, bool check_boundary) const
|
|
{
|
|
bool result = SpellChecker::misspelled(d->speller_state_.getState(pos));
|
|
if (result || pos <= 0 || pos > size())
|
|
return result;
|
|
if (check_boundary && (pos == size() || isWordSeparator(pos)))
|
|
result = SpellChecker::misspelled(d->speller_state_.getState(pos - 1));
|
|
return result;
|
|
}
|
|
|
|
|
|
string Paragraph::magicLabel() const
|
|
{
|
|
stringstream ss;
|
|
ss << "magicparlabel-" << id();
|
|
return ss.str();
|
|
}
|
|
|
|
|
|
} // namespace lyx
|