Remove unneccessary uses of dynamic_cast from the code.

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

diff --git a/src/mathed/InsetMathOverset.cpp b/src/mathed/InsetMathOverset.cpp
index 6b49dce35c33abbfa0027a9735e91e49c26da805..cf7d6d3feb28669036a297976a08c16f981b8a5f 100644 (file)
--- a/src/mathed/InsetMathOverset.cpp
+++ b/src/mathed/InsetMathOverset.cpp
@@ -90,9 +90,26 @@ void InsetMathOverset::mathmlize(MathStream & ms) const
 }
 
 
+void InsetMathOverset::htmlize(HtmlStream & os) const
+{
+       os << MTag("span", "class='overset'")
+                << MTag("span", "class='top'") << cell(0) << ETag("span")
+                << MTag("span") << cell(1) << ETag("span")
+                << ETag("span");
+}
+
+
 void InsetMathOverset::validate(LaTeXFeatures & features) const
 {
-       features.require("amsmath");
+       if (features.runparams().isLaTeX())
+               features.require("amsmath");
+       else if (features.runparams().math_flavor == OutputParams::MathAsHTML)
+               features.addPreambleSnippet("<style type=\"text/css\">\n"
+                       "span.overset{display: inline-block; vertical-align: bottom; text-align:center;}\n"
+                       "span.overset span {display: block;}\n"
+                       "span.top{font-size: 66%;}\n"
+                       "</style>");
+
        InsetMathNest::validate(features);
 }