From e64be587367540488a28af59cf82a71cb724d68d Mon Sep 17 00:00:00 2001
From: Richard Heck <rgheck@comcast.net>
Date: Tue, 30 Mar 2010 02:04:07 +0000
Subject: [PATCH] InsetMathBig via HTML.

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@33946 a592a061-630c-0410-9148-cb99ea01b6c8
---
 src/mathed/InsetMathBig.cpp | 66 +++++++++++++++++++++++++++++++++++++
 src/mathed/InsetMathBig.h   |  4 +++
 2 files changed, 70 insertions(+)

diff --git a/src/mathed/InsetMathBig.cpp b/src/mathed/InsetMathBig.cpp
index 463b628dbe..68203fdf47 100644
--- a/src/mathed/InsetMathBig.cpp
+++ b/src/mathed/InsetMathBig.cpp
@@ -12,6 +12,7 @@
 
 #include "InsetMathBig.h"
 
+#include "LaTeXFeatures.h"
 #include "MathSupport.h"
 #include "MathStream.h"
 #include "MetricsInfo.h"
@@ -149,6 +150,60 @@ void InsetMathBig::mathmlize(MathStream & os) const
 }
 
 
+void InsetMathBig::htmlize(HtmlStream & os) const
+{
+	std::string name;
+	switch (size()) {
+	case 0: case 1: name = "big"; break;
+	case 2: case 3: name = "bigg"; break;
+	case 4: case 5: name = "biggg"; break;
+	default: name  = "big"; break;
+	}
+	os << MTag("span", "class='" + name + "symbol'");
+	if (delim_ == "(" || delim_ == ")"
+			|| delim_ == "[" || delim_ == "]"
+			|| delim_ == "|" || delim_ == "/")
+		os << delim_;
+	else if (delim_ == "\\{" || delim_ == "\\lbrace")
+		os << "{";
+	else if (delim_ == "\\}" || delim_ == "\\rbrace")
+		os << "}";
+	else if (delim_ == "\\slash")
+		os << "/";
+	else if (delim_ == "\\|" || delim_ == "\\vert")
+		os << "|";
+	else if (delim_ == "\\Vert")
+		os << "&par;";
+	else if (delim_ == "\\\\" || delim_ == "\\backslash")
+		os <<" \\";
+	else if (delim_ == "\\langle")
+		os << "&lt;";
+	else if (delim_ == "\\rangle")
+		os << "&gt;";
+	else if (delim_ == "\\lceil")
+		os << "&lceil;";
+	else if (delim_ == "\\rceil")
+		os << "&rceil;";
+	else if (delim_ == "\\lfloor")
+		os << "&lfloor;";
+	else if (delim_ == "\\rfloor")
+		os << "&rfloor;";
+	else if (delim_ == "\\downarrow")
+		os << "&darr;";
+	else if (delim_ == "\\uparrow")
+		os << "&uarr;";
+	else if (delim_ == "\\Downarrow")
+		os << "&dArr;";
+	else if (delim_ == "\\Uparrow")
+		os << "&uArr;";
+	else if (delim_ == "\\updownarrow")
+		os << "&varr;";
+	else if (delim_ == "\\Updownarrow")
+		os << "&vArr;";
+	os << ETag("span");
+}
+
+
 void InsetMathBig::infoize2(odocstream & os) const
 {
 	os << name_;
@@ -172,4 +227,15 @@ bool InsetMathBig::isBigInsetDelim(docstring const & delim)
 }
 
 
+void InsetMathBig::validate(LaTeXFeatures & features) const
+{
+	if (features.runparams().flavor == OutputParams::HTML)
+		features.addPreambleSnippet("<style type=\"text/css\">\n"
+			"span.bigsymbol{font-size: 150%;}\n"
+			"span.biggsymbol{font-size: 200%;}\n"
+			"span.bigggsymbol{font-size: 225%;}\n"
+			"</style>");
+}
+
+
 } // namespace lyx
diff --git a/src/mathed/InsetMathBig.h b/src/mathed/InsetMathBig.h
index e6df71fd1c..5e511db0f4 100644
--- a/src/mathed/InsetMathBig.h
+++ b/src/mathed/InsetMathBig.h
@@ -37,11 +37,15 @@ public:
 	///
 	void mathmlize(MathStream &) const;
 	///
+	void htmlize(HtmlStream &) const;
+	///
 	void infoize2(odocstream & os) const;
 	///
 	static bool isBigInsetDelim(docstring const &);
 	///
 	InsetCode lyxCode() const { return MATH_BIG_CODE; }
+	///
+	void validate(LaTeXFeatures &) const;
 private:
 	virtual Inset * clone() const;
 	///
-- 
2.39.2