From a62d46b5e3df32de5706310bd1b86f58028a015d Mon Sep 17 00:00:00 2001
From: Richard Heck <rgheck@comcast.net>
Date: Thu, 31 Dec 2009 16:59:56 +0000
Subject: [PATCH] MathML for InsetMathFont. Unfortunately, this does not seem
 to render at the moment in Firefox, but it is the right way to do it.

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@32697 a592a061-630c-0410-9148-cb99ea01b6c8
---
 src/mathed/InsetMathFont.cpp | 35 +++++++++++++++++++++++++++++++++++
 src/mathed/InsetMathFont.h   |  2 ++
 2 files changed, 37 insertions(+)

diff --git a/src/mathed/InsetMathFont.cpp b/src/mathed/InsetMathFont.cpp
index 57078817d6..e3271f8cca 100644
--- a/src/mathed/InsetMathFont.cpp
+++ b/src/mathed/InsetMathFont.cpp
@@ -106,6 +106,41 @@ void InsetMathFont::validate(LaTeXFeatures & features) const
 }
 
 
+// The fonts we want to support are listed in lib/symbols
+void InsetMathFont::mathmlize(MathStream & os) const
+{
+	// FIXME These are not quite right, because they do not nest
+	// correctly. A proper fix would presumably involve tracking
+	// the fonts already in effect.
+	std::string variant;
+	if (key_->name == "mathnormal" || key_->name == "mathrm"
+	    || key_->name == "text" || key_->name == "textnormal"
+	    || key_->name == "textrm" || key_->name == "textup"
+	    || key_->name == "textmd")
+		variant = "normal";
+	else if (key_->name == "frak" || key_->name == "mathfrak")
+		variant = "fraktur";
+	else if (key_->name == "mathbb" || key_->name == "mathbf"
+	         || key_->name == "textbf")
+		variant = "bold";
+	else if (key_->name == "mathcal")
+		variant == "script";
+	else if (key_->name == "mathit" || key_->name == "textsl"
+	         || key_->name == "emph")
+		variant = "italic";
+	else if (key_->name == "mathsf" || key_->name == "textit"
+	         || key_->name == "textsf")
+		variant = "sans-serif";
+	else if (key_->name == "mathtt" || key_->name == "texttt")
+		variant = "monospace";
+	// no support at present for textipa, textsc, noun
+	
+	if (!variant.empty())
+		os << "<mstyle mathvariant='" << from_utf8(variant) << "'>"
+		   << cell(0) << "</mstyle>";
+}
+
+
 void InsetMathFont::infoize(odocstream & os) const
 {
 	os << "Font: " << key_->name;
diff --git a/src/mathed/InsetMathFont.h b/src/mathed/InsetMathFont.h
index e687bc0ede..926732b3dc 100644
--- a/src/mathed/InsetMathFont.h
+++ b/src/mathed/InsetMathFont.h
@@ -46,6 +46,8 @@ public:
 	///
 	void validate(LaTeXFeatures & features) const;
 	///
+	void mathmlize(MathStream &) const;
+	///
 	void infoize(odocstream & os) const;
 	///
 	int kerning(BufferView const * bv) const { return cell(0).kerning(bv); }
-- 
2.39.2