X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2FMetricsInfo.cpp;h=93782f94765882948b245d7959d7965796b44d00;hb=99174acff85c4db06e677b87e36a99d4a16dd967;hp=60a004573e2d3d61c1c4bc3d4fe71d077f32a8b0;hpb=75bfed55079cab6b73fbea6ce4ae3f10d1af3b91;p=lyx.git

diff --git a/src/MetricsInfo.cpp b/src/MetricsInfo.cpp
index 60a004573e..93782f9476 100644
--- a/src/MetricsInfo.cpp
+++ b/src/MetricsInfo.cpp
@@ -19,6 +19,7 @@
 
 #include "mathed/MathSupport.h"
 
+#include "frontends/FontMetrics.h"
 #include "frontends/Painter.h"
 
 #include "support/docstring.h"
@@ -94,6 +95,19 @@ Changer MetricsBase::changeEnsureMath(Inset::mode_type mode)
 }
 
 
+int MetricsBase::inPixels(Length const & len) const
+{
+	FontInfo fi = font;
+	if (len.unit() == Length::MU)
+		// mu is 1/18th of an em in the math symbol font
+		fi.setFamily(SYMBOL_FAMILY);
+	else
+		// Math style is only taken into account in the case of mu
+		fi.setStyle(LM_ST_TEXT);
+	return len.inPixels(textwidth, theFontMetrics(fi).em());
+}
+
+
 /////////////////////////////////////////////////////////////////////////
 //
 // MetricsInfo