size_t const phrases_nr = sizeof(special_phrases)/sizeof(special_phrase);
+
+bool isEncoding(BufferParams const & bparams, LyXFont const & font,
+ string const & encoding)
+{
+ return (bparams.inputenc == encoding
+ || (bparams.inputenc == "auto"
+ && font.language()->encoding()->latexName() == encoding));
+}
+
} // namespace anon
}
-void Paragraph::Pimpl::setContentsFromPar(Paragraph const & par)
-{
- owner_->text_ = par.text_;
- // FIXME: change tracking (MG)
- changes_ = par.pimpl_->changes_;
-}
-
-
bool Paragraph::Pimpl::isChanged(pos_type start, pos_type end) const
{
- // FIXME: change tracking (MG)
- return false;
+ BOOST_ASSERT(start >= 0 && start <= size());
+ BOOST_ASSERT(end > start && end <= size() + 1);
return changes_.isChanged(start, end);
}
-void Paragraph::Pimpl::setChange(Change const & change)
-{
- // FIXME: change tracking (MG)
+bool Paragraph::Pimpl::isMergedOnEndOfParDeletion(bool trackChanges) const {
+ // keep the logic here in sync with the logic of eraseChars()
- return;
+ if (!trackChanges) {
+ return true;
+ }
+
+ Change change = changes_.lookup(size());
- changes_.set(change, 0, size());
+ return change.type == Change::INSERTED && change.author == 0;
+}
- if (change.type == Change::UNCHANGED) { // only for UNCHANGED ???
- for (pos_type i = 0; i < size(); ++i) {
- if (owner_->isInset(i)) {
- owner_->getInset(i)->setChange(change);
+
+void Paragraph::Pimpl::setChange(Change const & change)
+{
+ // beware of the imaginary end-of-par character!
+ changes_.set(change, 0, size() + 1);
+
+ /*
+ * Propagate the change recursively - but not in case of DELETED!
+ *
+ * Imagine that your co-author makes changes in an existing inset. He
+ * sends your document to you and you come to the conclusion that the
+ * inset should go completely. If you erase it, LyX must not delete all
+ * text within the inset. Otherwise, the change tracked insertions of
+ * your co-author get lost and there is no way to restore them later.
+ *
+ * Conclusion: An inset's content should remain untouched if you delete it
+ */
+
+ if (change.type != Change::DELETED) {
+ for (pos_type pos = 0; pos < size(); ++pos) {
+ if (owner_->isInset(pos)) {
+ owner_->getInset(pos)->setChange(change);
}
}
}
void Paragraph::Pimpl::setChange(pos_type pos, Change const & change)
{
- // FIXME: change tracking (MG)
- return;
+ BOOST_ASSERT(pos >= 0 && pos <= size());
changes_.set(change, pos);
+
+ // see comment in setChange(Change const &) above
+
+ if (change.type != Change::DELETED &&
+ pos < size() && owner_->isInset(pos)) {
+ owner_->getInset(pos)->setChange(change);
+ }
}
Change const Paragraph::Pimpl::lookupChange(pos_type pos) const
{
- // FIXME: change tracking (MG)
- return Change(Change::UNCHANGED);
+ BOOST_ASSERT(pos >= 0 && pos <= size());
return changes_.lookup(pos);
}
-void Paragraph::Pimpl::acceptChange(pos_type start, pos_type end)
+void Paragraph::Pimpl::acceptChanges(pos_type start, pos_type end)
{
- // FIXME: change tracking (MG)
- return;
-
- // care for empty pars
+ BOOST_ASSERT(start >= 0 && start <= size());
+ BOOST_ASSERT(end > start && end <= size() + 1);
- lyxerr[Debug::CHANGES] << "acceptchange" << endl;
- pos_type i = start;
-
- for (; i < end; ++i) {
- switch (lookupChange(i).type) {
+ for (pos_type pos = start; pos < end; ++pos) {
+ switch (lookupChange(pos).type) {
case Change::UNCHANGED:
+ // accept changes in nested inset
+ if (pos < size() && owner_->isInset(pos)) {
+ owner_->getInset(pos)->acceptChanges();
+ }
+
break;
case Change::INSERTED:
- // FIXME: change tracking (MG)
- changes_.set(Change(Change::UNCHANGED), i);
+ changes_.set(Change(Change::UNCHANGED), pos);
+ // also accept changes in nested inset
+ if (pos < size() && owner_->isInset(pos)) {
+ owner_->getInset(pos)->acceptChanges();
+ }
break;
case Change::DELETED:
- // Suppress access to nonexistent
- // "end-of-paragraph char":
- if (i < size()) {
- erase(i);
+ // Suppress access to non-existent
+ // "end-of-paragraph char"
+ if (pos < size()) {
+ eraseChar(pos, false);
--end;
- --i;
+ --pos;
}
break;
}
- }
- lyxerr[Debug::CHANGES] << "endacceptchange" << endl;
- // FIXME: change tracking (MG)
- // changes_.reset(Change::UNCHANGED);
+ }
}
-void Paragraph::Pimpl::rejectChange(pos_type start, pos_type end)
+void Paragraph::Pimpl::rejectChanges(pos_type start, pos_type end)
{
- // FIXME: change tracking (MG)
- return;
-
- // care for empty pars
+ BOOST_ASSERT(start >= 0 && start <= size());
+ BOOST_ASSERT(end > start && end <= size() + 1);
- pos_type i = start;
-
- for (; i < end; ++i) {
- switch (lookupChange(i).type) {
+ for (pos_type pos = start; pos < end; ++pos) {
+ switch (lookupChange(pos).type) {
case Change::UNCHANGED:
+ // reject changes in nested inset
+ if (pos < size() && owner_->isInset(pos)) {
+ owner_->getInset(pos)->rejectChanges();
+ }
break;
case Change::INSERTED:
- if (i < size()) {
- erase(i);
+ // Suppress access to non-existent
+ // "end-of-paragraph char"
+ if (pos < size()) {
+ eraseChar(pos, false);
--end;
- --i;
+ --pos;
}
break;
case Change::DELETED:
- // FIXME: change tracking (MG)
- changes_.set(Change(Change::UNCHANGED), i);
- // No real char at position size():
- if (i < size() && owner_->isInset(i))
- // FIXME: change tracking (MG)
- owner_->getInset(i)->setChange(Change(Change::UNCHANGED));
+ 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;
}
}
- // FIXME: change tracking (MG)
- // changes_.reset(Change::UNCHANGED);
}
Paragraph::value_type Paragraph::Pimpl::getChar(pos_type pos) const
{
+ BOOST_ASSERT(pos >= 0 && pos <= size());
+
return owner_->getChar(pos);
}
void Paragraph::Pimpl::insertChar(pos_type pos, value_type c, Change const & change)
{
- BOOST_ASSERT(pos <= size());
+ BOOST_ASSERT(pos >= 0 && pos <= size());
- // FIXME: change tracking (MG)
- if (false) {
- // changes_.record(change, pos);
- }
+ // track change
+ changes_.insert(change, pos);
// This is actually very common when parsing buffers (and
// maybe inserting ascii text)
// Update the font table.
FontTable search_font(pos, LyXFont());
- for (FontList::iterator it = lower_bound(fontlist.begin(),
- fontlist.end(),
- search_font, matchFT());
+ for (FontList::iterator it
+ = lower_bound(fontlist.begin(), fontlist.end(), search_font, matchFT());
it != fontlist.end(); ++it)
{
it->pos(it->pos() + 1);
}
-void Paragraph::Pimpl::insertInset(pos_type pos,
- InsetBase * inset, Change const & change)
+void Paragraph::Pimpl::insertInset(pos_type pos, InsetBase * inset,
+ Change const & change)
{
BOOST_ASSERT(inset);
- BOOST_ASSERT(pos <= size());
+ BOOST_ASSERT(pos >= 0 && pos <= size());
insertChar(pos, META_INSET, change);
BOOST_ASSERT(owner_->text_[pos] == META_INSET);
}
-void Paragraph::Pimpl::erase(pos_type pos)
+bool Paragraph::Pimpl::eraseChar(pos_type pos, bool trackChanges)
{
- // FIXME: change tracking (MG)
- // do something like changes_.erase(i);
- // in one of the next patches, the two erase functions
- // will be merged but I don't want to break too many things at the same time :-)
+ BOOST_ASSERT(pos >= 0 && pos <= size());
+
+ // keep the logic here in sync with the logic of isMergedOnEndOfParDeletion()
+
+ if (trackChanges) {
+ Change change = changes_.lookup(pos);
+
+ // set the character to DELETED if
+ // a) it was previously unchanged or
+ // b) it was inserted by a co-author
+
+ if (change.type == Change::UNCHANGED ||
+ (change.type == Change::INSERTED && change.author != 0)) {
+ setChange(pos, Change(Change::DELETED));
+ return false;
+ }
+
+ if (change.type == Change::DELETED)
+ return false;
+ }
+
+ // Don't physically access the imaginary end-of-paragraph character.
+ // eraseChar() can only mark it as DELETED. A physical deletion of
+ // end-of-par must be handled externally.
+ if (pos == size()) {
+ return false;
+ }
+
+ // track change
+ changes_.erase(pos);
// if it is an inset, delete the inset entry
if (owner_->text_[pos] == Paragraph::META_INSET) {
// Update the insetlist
owner_->insetlist.decreasePosAfterPos(pos);
-}
-
-bool Paragraph::Pimpl::erase(pos_type pos, bool /*trackChanges*/)
-{
- BOOST_ASSERT(pos <= size());
-
- // FIXME: change tracking (MG)
- if (false) {
- Change::Type changetype(changes_.lookup(pos).type);
-
- // only allow the actual removal if it was /new/ text
- if (changetype != Change::INSERTED) {
- // changes_.record(Change(Change::DELETED), pos);
- if (pos < size() && owner_->isInset(pos))
- // FIXME: change tracking (MG)
- owner_->getInset(pos)->setChange(Change(Change::DELETED));
- return false;
- }
- }
-
- // Don't physically access nonexistent end-of-paragraph char
- if (pos < size()) {
- erase(pos);
- return true;
- }
-
- return false;
+ return true;
}
-int Paragraph::Pimpl::erase(pos_type start, pos_type end, bool trackChanges)
+int Paragraph::Pimpl::eraseChars(pos_type start, pos_type end, bool trackChanges)
{
+ BOOST_ASSERT(start >= 0 && start <= size());
+ BOOST_ASSERT(end >= start && end <= size() + 1);
+
pos_type i = start;
for (pos_type count = end - start; count; --count) {
- if (!erase(i, trackChanges))
+ if (!eraseChar(i, trackChanges))
++i;
}
return end - i;
case 0xb9: // ¹ SUPERSCRIPT ONE
case 0xac: // ¬ NOT SIGN
case 0xb5: // µ MICRO SIGN
- if ((bparams.inputenc == "latin1" ||
- bparams.inputenc == "latin9") ||
- (bparams.inputenc == "auto" &&
- (font.language()->encoding()->latexName()
- == "latin1" ||
- font.language()->encoding()->latexName()
- == "latin9"))) {
+ if (isEncoding(bparams, font, "latin1")
+ || isEncoding(bparams, font, "latin9")) {
os << "\\ensuremath{";
os.put(c);
os << '}';
}
break;
+ case 0x20ac: // EURO SIGN
+ if (isEncoding(bparams, font, "latin9")
+ || isEncoding(bparams, font, "cp1251")
+ || isEncoding(bparams, font, "utf8")
+ || isEncoding(bparams, font, "latin10")
+ || isEncoding(bparams, font, "cp858")) {
+ os.put(c);
+ } else {
+ os << "\\texteuro{}";
+ column += 10;
+ }
+ break;
+
+ // These characters are covered by latin1, but not
+ // by latin9 (a.o.). We have to support them because
+ // we switched the default of latin1-languages to latin9
+ case 0xa4: // CURRENCY SYMBOL
+ case 0xa6: // BROKEN BAR
+ case 0xa8: // DIAERESIS
+ case 0xb4: // ACUTE ACCENT
+ case 0xb8: // CEDILLA
+ case 0xbd: // 1/2 FRACTION
+ case 0xbc: // 1/4 FRACTION
+ case 0xbe: // 3/4 FRACTION
+ if (isEncoding(bparams, font, "latin1")
+ || isEncoding(bparams, font, "latin5")
+ || isEncoding(bparams, font, "utf8")) {
+ os.put(c);
+ break;
+ } else {
+ switch (c) {
+ case 0xa4:
+ os << "\\textcurrency{}";
+ column += 15;
+ break;
+ case 0xa6:
+ os << "\\textbrokenbar{}";
+ column += 16;
+ break;
+ case 0xa8:
+ os << "\\textasciidieresis{}";
+ column += 20;
+ break;
+ case 0xb4:
+ os << "\\textasciiacute{}";
+ column += 17;
+ break;
+ case 0xb8: // from latin1.def:
+ os << "\\c\\ ";
+ column += 3;
+ break;
+ case 0xbd:
+ os << "\\textonehalf{}";
+ column += 14;
+ break;
+ case 0xbc:
+ os << "\\textonequarter{}";
+ column += 17;
+ break;
+ case 0xbe:
+ os << "\\textthreequarters{}";
+ column += 20;
+ break;
+ }
+ break;
+ }
+
case '$': case '&':
case '%': case '#': case '{':
case '}': case '_':
<< endl;
features.require("noun");
lyxerr[Debug::LATEX] << "Noun enabled. Font: "
- << fcit->font().stateText(0)
+ << to_utf8(fcit->font().stateText(0))
<< endl;
}
switch (fcit->font().color()) {
default:
features.require("color");
lyxerr[Debug::LATEX] << "Color enabled. Font: "
- << fcit->font().stateText(0)
+ << to_utf8(fcit->font().stateText(0))
<< endl;
}
break;
}
}
+ // these glyphs require the textcomp package
+ if (getChar(i) == 0x20ac || getChar(i) == 0xa4
+ || getChar(i) == 0xa6 || getChar(i) == 0xa8
+ || getChar(i) == 0xb4 || getChar(i) == 0xbd
+ || getChar(i) == 0xbc || getChar(i) == 0xbe)
+ features.require("textcomp");
}
}