Word count for references.

This is different from the version in master, since JMarc rewrote the
stats code.

src/Buffer.cpp

@@ -5496,7 +5496,7 @@ void Buffer::Impl::updateStatistics(DocIterator & from, DocIterator & to, bool s
 	char_count_ = 0;
 	blank_count_ = 0;
 
-	for (DocIterator dit = from ; dit != to && !dit.atEnd(); ) {
+	for (DocIterator dit = from; dit != to && !dit.atEnd(); ) {
 		if (!dit.inTexted()) {
 			dit.forwardPos();
 			continue;

src/insets/InsetRef.cpp

@@ -668,4 +668,15 @@ docstring InsetRef::getTOCString() const
 	return (broken_ ? _("BROKEN: ") : docstring()) + toc_string_;
 }
 
+pair<int, int> InsetRef::isWords() const
+{
+	docstring const & ref = getParam("reference");
+	string const & cmd = params().getCmdName();
+	// best we can do here
+	string const & lang = buffer().params().language->lang();
+	docstring const refstring = displayString(ref, cmd, lang);
+	return pair<int, int>(refstring.size(), wordCount(refstring));
+}
+
+
 } // namespace lyx

src/insets/InsetRef.h

@@ -79,6 +79,8 @@ public:
 				  UpdateType utype, TocBackend & backend) const override;
 	///
 	bool forceLTR(OutputParams const &) const override;
+	///
+	std::pair<int, int> isWords() const override;
 	//@}
 
 	/// \name Static public methods obligated for InsetCommand derived classes

status.24x

@@ -33,6 +33,8 @@ What's new
   the outliner, even of they do not have a label yet. In the latter
   case, a label is autonatically inserted.
 
+- Approximate word count for cross-references.
+
 - Document PDF settings allow color links and frames around them.
   These two settings are mutually exclusive by default and we signal
   that within UI now. Workarounds can be found our and hyperref manual.