///
void checkChildBuffers();
+ /// compute statistics between \p from and \p to
+ /// \p from initial position
+ /// \p to points to the end position
+ /// \p skipNoOutput if notes etc. should be ignored
+ void updateStatistics(DocIterator & from, DocIterator & to,
+ bool skipNoOutput = true) const;
+ /// statistics accessor functions
+ int wordCount() const;
+ int charCount(bool with_blanks) const;
+
private:
class MarkAsExporting;
friend class MarkAsExporting;