use strfwd.h if possible

[lyx.git] / src / mathed / InsetMathKern.cpp

diff --git a/src/mathed/InsetMathKern.cpp b/src/mathed/InsetMathKern.cpp
index f4e2afda2debb13111539d5e1673690062691030..3eb54948a364775e9b77cda54c45329cfb3b60e9 100644 (file)
--- a/src/mathed/InsetMathKern.cpp
+++ b/src/mathed/InsetMathKern.cpp
@@ -16,50 +16,38 @@
 #include "MathSupport.h"
 #include "Dimension.h"
 
+#include "support/docstring.h"
 
 namespace lyx {
 
-using std::string;
-using std::auto_ptr;
-
-
 InsetMathKern::InsetMathKern()
 {
-       dim_.asc = 0;
-       dim_.des = 0;
 }
 
 
-InsetMathKern::InsetMathKern(LyXLength const & w)
+InsetMathKern::InsetMathKern(Length const & w)
        : wid_(w)
 {
-       dim_.asc = 0;
-       dim_.des = 0;
 }
 
 
 InsetMathKern::InsetMathKern(docstring const & s)
        : wid_(to_utf8(s))
 {
-       dim_.asc = 0;
-       dim_.des = 0;
 }
 
 
-auto_ptr<InsetBase> InsetMathKern::doClone() const
+Inset * InsetMathKern::clone() const
 {
-       return auto_ptr<InsetBase>(new InsetMathKern(*this));
+       return new InsetMathKern(*this);
 }
 
 
-bool InsetMathKern::metrics(MetricsInfo & mi, Dimension & dim) const
+void InsetMathKern::metrics(MetricsInfo & mi, Dimension & dim) const
 {
-       int wid_pixel = wid_.inPixels(0, mathed_char_width(mi.base.font, 'M'));
-       if (wid_pixel == dim_.wid)
-               return false;
-       dim_.wid = wid_pixel;
-       dim = dim_;
-       return true;
+       dim.asc = 0;
+       dim.des = 0;
+       dim.wid = wid_.inPixels(0, mathed_char_width(mi.base.font, 'M'));
 }