+
+
+namespace {
+
+depth_type getDepth(DocIterator const & it)
+{
+ depth_type depth = 0;
+ for (size_t i = 0 ; i < it.depth() ; ++i)
+ if (!it[i].inset().inMathed())
+ depth += it[i].paragraph().getDepth() + 1;
+ // remove 1 since the outer inset does not count
+ return depth - 1;
+}
+
+depth_type getItemDepth(ParIterator const & it)
+{
+ Paragraph const & par = *it;
+ LYX_LABEL_TYPES const labeltype = par.layout()->labeltype;
+
+ if (labeltype != LABEL_ENUMERATE && labeltype != LABEL_ITEMIZE)
+ return 0;
+
+ // this will hold the lowest depth encountered up to now.
+ depth_type min_depth = getDepth(it);
+ ParIterator prev_it = it;
+ while (true) {
+ if (prev_it.pit())
+ --prev_it.top().pit();
+ else {
+ // start of nested inset: go to outer par
+ prev_it.pop_back();
+ if (prev_it.empty()) {
+ // start of document: nothing to do
+ return 0;
+ }
+ }
+
+ // We search for the first paragraph with same label
+ // that is not more deeply nested.
+ Paragraph & prev_par = *prev_it;
+ depth_type const prev_depth = getDepth(prev_it);
+ if (labeltype == prev_par.layout()->labeltype) {
+ if (prev_depth < min_depth) {
+ return prev_par.itemdepth + 1;
+ }
+ else if (prev_depth == min_depth) {
+ return prev_par.itemdepth;
+ }
+ }
+ min_depth = std::min(min_depth, prev_depth);
+ // small optimization: if we are at depth 0, we won't
+ // find anything else
+ if (prev_depth == 0) {
+ return 0;
+ }
+ }
+}
+
+
+bool needEnumCounterReset(ParIterator const & it)
+{
+ Paragraph const & par = *it;
+ BOOST_ASSERT(par.layout()->labeltype == LABEL_ENUMERATE);
+ depth_type const cur_depth = par.getDepth();
+ ParIterator prev_it = it;
+ while (prev_it.pit()) {
+ --prev_it.top().pit();
+ Paragraph const & prev_par = *prev_it;
+ if (prev_par.getDepth() <= cur_depth)
+ return prev_par.layout()->labeltype != LABEL_ENUMERATE;
+ }
+ // start of nested inset: reset
+ return true;
+}
+
+
+void setCaptionLabels(InsetBase & inset, string const & type,
+ docstring const label, Counters & counters)
+{
+ LyXText * text = inset.getText(0);
+ if (!text)
+ return;
+
+ ParagraphList & pars = text->paragraphs();
+ if (pars.empty())
+ return;
+
+ docstring const counter = from_ascii(type);
+
+ ParagraphList::iterator p = pars.begin();
+ for (; p != pars.end(); ++p) {
+ InsetList::iterator it2 = p->insetlist.begin();
+ InsetList::iterator end2 = p->insetlist.end();
+ // Any caption within this float should have the same
+ // label prefix but different numbers.
+ for (; it2 != end2; ++it2) {
+ InsetBase & icap = *it2->inset;
+ // Look deeper just in case.
+ setCaptionLabels(icap, type, label, counters);
+ if (icap.lyxCode() == InsetBase::CAPTION_CODE) {
+ // We found a caption!
+ counters.step(counter);
+ int number = counters.value(counter);
+ InsetCaption & ic = static_cast<InsetCaption &>(icap);
+ ic.setType(type);
+ ic.setCount(number);
+ ic.setCustomLabel(label);
+ }
+ }
+ }
+}
+
+
+void setCaptions(Paragraph & par, LyXTextClass const & textclass)
+{
+ if (par.insetlist.empty())
+ return;
+
+ Counters & counters = textclass.counters();
+
+ InsetList::iterator it = par.insetlist.begin();
+ InsetList::iterator end = par.insetlist.end();
+ for (; it != end; ++it) {
+ InsetBase & inset = *it->inset;
+ if (inset.lyxCode() == InsetBase::FLOAT_CODE
+ || inset.lyxCode() == InsetBase::WRAP_CODE) {
+ docstring const & name = inset.getInsetName();
+ if (name.empty())
+ continue;
+
+ Floating const & fl = textclass.floats().getType(to_ascii(name));
+ // FIXME UNICODE
+ string const & type = fl.type();
+ docstring const label = from_utf8(fl.name());
+ setCaptionLabels(inset, type, label, counters);
+ }
+ else if (inset.lyxCode() == InsetBase::TABULAR_CODE
+ && static_cast<InsetTabular &>(inset).tabular.isLongTabular()) {
+ // FIXME: are "table" and "Table" the correct type and label?
+ setCaptionLabels(inset, "table", from_ascii("Table"), counters);
+ }
+ }
+}
+
+// set the label of a paragraph. This includes the counters.
+void setLabel(Buffer const & buf, ParIterator & it, LyXTextClass const & textclass)
+{
+ Paragraph & par = *it;
+ LyXLayout_ptr const & layout = par.layout();
+ Counters & counters = textclass.counters();
+
+ if (it.pit() == 0) {
+ par.params().appendix(par.params().startOfAppendix());
+ } else {
+ par.params().appendix(it.plist()[it.pit() - 1].params().appendix());
+ if (!par.params().appendix() &&
+ par.params().startOfAppendix()) {
+ par.params().appendix(true);
+ textclass.counters().reset();
+ }
+ }
+
+ // Compute the item depth of the paragraph
+ par.itemdepth = getItemDepth(it);
+
+ if (layout->margintype == MARGIN_MANUAL) {
+ if (par.params().labelWidthString().empty())
+ par.params().labelWidthString(par.translateIfPossible(layout->labelstring(), buf.params()));
+ } else {
+ par.params().labelWidthString(docstring());
+ }
+
+ // Optimisation: setLabel() can be called for each for each
+ // paragraph of the document. So we make the string static to
+ // avoid the repeated instanciation.
+ static docstring itemlabel;
+
+ // is it a layout that has an automatic label?
+ if (layout->labeltype == LABEL_COUNTER) {
+ if (layout->toclevel <= buf.params().secnumdepth
+ && (layout->latextype != LATEX_ENVIRONMENT
+ || isFirstInSequence(it.pit(), it.plist()))) {
+ counters.step(layout->counter);
+ par.params().labelString(
+ par.expandLabel(layout, buf.params()));
+ } else
+ par.params().labelString(docstring());
+
+ } else if (layout->labeltype == LABEL_ITEMIZE) {
+ // At some point of time we should do something more
+ // clever here, like:
+ // par.params().labelString(
+ // buf.params().user_defined_bullet(par.itemdepth).getText());
+ // for now, use a simple hardcoded label
+ switch (par.itemdepth) {
+ case 0:
+ itemlabel = char_type(0x2022);
+ break;
+ case 1:
+ itemlabel = char_type(0x2013);
+ break;
+ case 2:
+ itemlabel = char_type(0x2217);
+ break;
+ case 3:
+ itemlabel = char_type(0x2219); // or 0x00b7
+ break;
+ }
+ par.params().labelString(itemlabel);
+
+ } else if (layout->labeltype == LABEL_ENUMERATE) {
+ // FIXME
+ // Yes I know this is a really, really! bad solution
+ // (Lgb)
+ docstring enumcounter = from_ascii("enum");
+
+ switch (par.itemdepth) {
+ case 2:
+ enumcounter += 'i';
+ case 1:
+ enumcounter += 'i';
+ case 0:
+ enumcounter += 'i';
+ break;
+ case 3:
+ enumcounter += "iv";
+ break;
+ default:
+ // not a valid enumdepth...
+ break;
+ }
+
+ // Maybe we have to reset the enumeration counter.
+ if (needEnumCounterReset(it))
+ counters.reset(enumcounter);
+
+ counters.step(enumcounter);
+
+ string format;
+
+ switch (par.itemdepth) {
+ case 0:
+ format = N_("\\arabic{enumi}.");
+ break;
+ case 1:
+ format = N_("(\\alph{enumii})");
+ break;
+ case 2:
+ format = N_("\\roman{enumiii}.");
+ break;
+ case 3:
+ format = N_("\\Alph{enumiv}.");
+ break;
+ default:
+ // not a valid enumdepth...
+ break;
+ }
+
+ par.params().labelString(counters.counterLabel(
+ par.translateIfPossible(from_ascii(format), buf.params())));
+
+ } else if (layout->labeltype == LABEL_BIBLIO) {// ale970302
+ counters.step(from_ascii("bibitem"));
+ int number = counters.value(from_ascii("bibitem"));
+ if (par.bibitem())
+ par.bibitem()->setCounter(number);
+
+ par.params().labelString(
+ par.translateIfPossible(layout->labelstring(), buf.params()));
+ // In biblio shouldn't be following counters but...
+ } else if (layout->labeltype == LABEL_SENSITIVE) {
+ // Search for the first float or wrap inset in the iterator
+ size_t i = it.depth();
+ InsetBase * in = 0;
+ while (i > 0) {
+ --i;
+ InsetBase::Code const code = it[i].inset().lyxCode();
+ if (code == InsetBase::FLOAT_CODE ||
+ code == InsetBase::WRAP_CODE) {
+ in = &it[i].inset();
+ break;
+ }
+ }
+ // FIXME Can getInsetName() return an empty name for wide or
+ // float insets? If not we can put the definition of type
+ // inside the if (in) clause and use that instead of
+ // if (!type.empty()).
+ docstring type;
+ if (in)
+ type = in->getInsetName();
+
+ if (!type.empty()) {
+ Floating const & fl = textclass.floats().getType(to_ascii(type));
+ // FIXME UNICODE
+ counters.step(from_ascii(fl.type()));
+
+ // Doesn't work... yet.
+ par.params().labelString(par.translateIfPossible(
+ bformat(from_ascii("%1$s #:"), from_utf8(fl.name())),
+ buf.params()));
+ } else {
+ // par->SetLayout(0);
+ par.params().labelString(par.translateIfPossible(
+ layout->labelstring(), buf.params()));
+ }
+
+ } else if (layout->labeltype == LABEL_NO_LABEL)
+ par.params().labelString(docstring());
+ else
+ par.params().labelString(
+ par.translateIfPossible(layout->labelstring(), buf.params()));
+}
+
+} // anon namespace
+
+
+bool updateCurrentLabel(Buffer const & buf,
+ ParIterator & it)
+{
+ if (it == par_iterator_end(buf.inset()))
+ return false;
+
+// if (it.lastpit == 0 && LyXText::isMainText(buf))
+// return false;
+
+ switch (it->layout()->labeltype) {
+
+ case LABEL_NO_LABEL:
+ case LABEL_MANUAL:
+ case LABEL_BIBLIO:
+ case LABEL_TOP_ENVIRONMENT:
+ case LABEL_CENTERED_TOP_ENVIRONMENT:
+ case LABEL_STATIC:
+ case LABEL_ITEMIZE:
+ setLabel(buf, it, buf.params().getLyXTextClass());
+ return true;
+
+ case LABEL_SENSITIVE:
+ case LABEL_COUNTER:
+ // do more things with enumerate later
+ case LABEL_ENUMERATE:
+ return false;
+ }
+
+ // This is dead code which get rid of a warning:
+ return true;
+}
+
+
+void updateLabels(Buffer const & buf,
+ ParIterator & from, ParIterator & to, bool childonly)
+{
+ for (ParIterator it = from; it != to; ++it) {
+ if (it.pit() > it.lastpit())
+ return;
+ if (!updateCurrentLabel (buf, it)) {
+ updateLabels(buf, childonly);
+ return;
+ }
+ }
+}
+
+
+void updateLabels(Buffer const & buf, ParIterator & iter, bool childonly)
+{
+ if (updateCurrentLabel(buf, iter))
+ return;
+
+ updateLabels(buf, childonly);
+}
+
+
+void updateLabels(Buffer const & buf, bool childonly)
+{
+ // Use the master text class also for child documents
+ LyXTextClass const & textclass = buf.params().getLyXTextClass();
+
+ if (!childonly) {
+ // If this is a child document start with the master
+ Buffer const * const master = buf.getMasterBuffer();
+ if (master != &buf) {
+ updateLabels(*master);
+ return;
+ }
+
+ // start over the counters
+ textclass.counters().reset();
+ }
+
+ ParIterator const end = par_iterator_end(buf.inset());
+
+ for (ParIterator it = par_iterator_begin(buf.inset()); it != end; ++it) {
+ // reduce depth if necessary
+ if (it.pit()) {
+ Paragraph const & prevpar = it.plist()[it.pit() - 1];
+ it->params().depth(min(it->params().depth(),
+ prevpar.getMaxDepthAfter()));
+ } else
+ it->params().depth(0);
+
+ // set the counter for this paragraph
+ setLabel(buf, it, textclass);
+
+ // It is better to set the captions after setLabel because
+ // the caption number might need the section number in the
+ // future.
+ setCaptions(*it, textclass);
+
+ // Now included docs
+ InsetList::const_iterator iit = it->insetlist.begin();
+ InsetList::const_iterator end = it->insetlist.end();
+ for (; iit != end; ++iit) {
+ if (iit->inset->lyxCode() == InsetBase::INCLUDE_CODE)
+ static_cast<InsetInclude const *>(iit->inset)
+ ->updateLabels(buf);
+ }
+ }
+
+ const_cast<Buffer &>(buf).tocBackend().update();
+}
+
+
+} // namespace lyx