+ /**
+ * Convert \p c to something that LaTeX can understand.
+ * This is either the character itself (if it is representable
+ * in this encoding), or a LaTeX macro.
+ * If the character is not representable in this encoding, but no
+ * LaTeX macro is known, a warning is given of lyxerr, and the
+ * character is returned.
+ */
+ docstring const latexChar(char_type c) const;
+ /// Add the preamble snippet needed for the output of latexChar(c)
+ /// to \p features.
+ void validate(char_type c, LaTeXFeatures & features) const;