X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2Ffrontends%2FFontMetrics.h;h=53f57a2880075b513d35aff12fd674f2319b7c6e;hb=abefdcaf309554ae9ea506affcb84e6c0219128c;hp=56e47eaeabbbc5473958332c6d3f841306cb67a9;hpb=41740ea915ee7a95206d780b6256e660cef39c6e;p=lyx.git

diff --git a/src/frontends/FontMetrics.h b/src/frontends/FontMetrics.h
index 56e47eaeab..53f57a2880 100644
--- a/src/frontends/FontMetrics.h
+++ b/src/frontends/FontMetrics.h
@@ -63,6 +63,9 @@ public:
 	/// return default dimension of the font.
 	/// \warning \c width is set to zero.
 	virtual Dimension const defaultDimension() const = 0;
+	/// return the em size
+	virtual int em() const = 0;
+
 	/// return the width of the char in the font
 	virtual int width(char_type c) const = 0;
 	/// return the ascent of the char in the font