X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2Fmathed%2FInsetMathKern.cpp;h=71723b99561f2369340dfee1f35b38c208d944e3;hb=02e82157ec583c3900e359de86be79fac6512387;hp=ccb01c411ba816b22b751bed83cc4eba331bb1fd;hpb=f1cba8ff64b369792fd49f5ddf90e8126ab476ac;p=lyx.git

diff --git a/src/mathed/InsetMathKern.cpp b/src/mathed/InsetMathKern.cpp
index ccb01c411b..71723b9956 100644
--- a/src/mathed/InsetMathKern.cpp
+++ b/src/mathed/InsetMathKern.cpp
@@ -11,10 +11,12 @@
 #include <config.h>
 
 #include "InsetMathKern.h"
-#include "MathStream.h"
+
 #include "MathStream.h"
 #include "MathSupport.h"
+
 #include "Dimension.h"
+#include "MetricsInfo.h"
 
 #include "support/docstring.h"
 
@@ -47,7 +49,7 @@ void InsetMathKern::metrics(MetricsInfo & mi, Dimension & dim) const
 {
 	dim.asc = 0;
 	dim.des = 0;
-	dim.wid = wid_.inPixels(0, mathed_char_width(mi.base.font, 'M'));
+	dim.wid = wid_.inPixels(mi.base);
 }
 
 
@@ -57,13 +59,19 @@ void InsetMathKern::draw(PainterInfo &, int, int) const
 
 void InsetMathKern::write(WriteStream & os) const
 {
-	os << "\\kern" << from_utf8(wid_.asLatexString()) << ' ';
+	if (wid_.empty())
+		os << "\\kern" << ' ';
+	else
+		os << "\\kern" << from_utf8(wid_.asLatexString()) << ' ';
 }
 
 
 void InsetMathKern::normalize(NormalStream & os) const
 {
-	os << "[kern " << from_utf8(wid_.asLatexString()) << ']';
+	if (wid_.empty())
+		os << "[kern]";
+	else
+		os << "[kern " << from_utf8(wid_.asLatexString()) << ']';
 }