From c325dd2bd598a360334a3eb1ea57322baf05a2b6 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Andr=C3=A9=20P=C3=B6nitz?= <poenitz@gmx.net>
Date: Mon, 6 Aug 2001 06:23:09 +0000
Subject: [PATCH] Oooooops

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@2423 a592a061-630c-0410-9148-cb99ea01b6c8
---
 src/mathed/math_charinset.C | 99 +++++++++++++++++++++++++++++++++++++
 src/mathed/math_charinset.h | 42 ++++++++++++++++
 2 files changed, 141 insertions(+)
 create mode 100644 src/mathed/math_charinset.C
 create mode 100644 src/mathed/math_charinset.h

diff --git a/src/mathed/math_charinset.C b/src/mathed/math_charinset.C
new file mode 100644
index 0000000000..7316603ade
--- /dev/null
+++ b/src/mathed/math_charinset.C
@@ -0,0 +1,99 @@
+#ifdef __GNUG__
+#pragma implementation
+#endif
+
+#include "math_charinset.h"
+#include "LColor.h"
+#include "Painter.h"
+#include "support/LOstream.h"
+#include "mathed/support.h"
+#include "math_parser.h"
+#include "debug.h"
+
+
+MathCharInset::MathCharInset(char c, MathTextCodes t)
+	: char_(c)
+{
+	code(t);
+}
+
+
+MathInset * MathCharInset::clone() const
+{   
+	return new MathCharInset(*this);
+}
+
+
+int MathCharInset::ascent() const
+{
+	return mathed_char_ascent(code_, size(), char_);
+}
+
+
+int MathCharInset::descent() const
+{
+	return mathed_char_descent(code_, size(), char_);
+}
+
+
+int MathCharInset::width() const
+{
+	return mathed_char_width(code_, size(), char_);
+}
+
+
+void MathCharInset::draw(Painter & pain, int x, int y)
+{ 
+	xo(x);
+	yo(y);
+	drawChar(pain, code_, size_, x, y, char_);
+}
+
+
+void MathCharInset::write(std::ostream & os, bool) const
+{
+	int brace = 0;
+
+	if (MathIsSymbol(code_)) {
+		latexkeys const * l = lm_get_key_by_id(char_, LM_TK_SYM);
+
+		if (l == 0) 
+			l = lm_get_key_by_id(char_, LM_TK_BIGSYM);
+
+		if (l) {
+			os << '\\' << l->name << ' ';
+		} else {
+			lyxerr << "Could not find the LaTeX name for  "	
+				<< char_ << " and code_ " << code_ << "!" << std::endl;
+		}
+	} else {
+		if (code_ >= LM_TC_RM && code_ <= LM_TC_TEXTRM) 
+			os << '\\' << math_font_name[code_ - LM_TC_RM] << '{';
+
+		// Is there a standard logical XOR?
+		if ((code_ == LM_TC_TEX && char_ != '{' && char_ != '}') ||
+				(code_ == LM_TC_SPECIAL))
+			os << '\\';
+		else {
+			if (char_ == '{')
+				++brace;
+			if (char_ == '}')
+				--brace;
+		}
+		if (char_ == '}' && code_ == LM_TC_TEX && brace < 0) 
+			lyxerr <<"Math warning: Unexpected closing brace.\n";
+		else	       
+			os << char_;
+	}
+
+	if (code_ >= LM_TC_RM && code_ <= LM_TC_TEXTRM)
+		os << '}';
+}
+
+
+void MathCharInset::writeNormal(std::ostream & os) const
+{
+	os << "[sqrt ";
+	cell(0).writeNormal(os); 
+	os << "] ";
+}
diff --git a/src/mathed/math_charinset.h b/src/mathed/math_charinset.h
new file mode 100644
index 0000000000..718faab5b5
--- /dev/null
+++ b/src/mathed/math_charinset.h
@@ -0,0 +1,42 @@
+// -*- C++ -*-
+#ifndef MATH_CHARINSET_H
+#define MATH_CHARINSET_H
+
+#include "math_inset.h"
+
+#ifdef __GNUG__
+#pragma interface
+#endif
+
+/** The base character inset.
+    \author André Pönitz
+ */
+
+class MathCharInset : public MathInset {
+public:
+	///
+	MathCharInset(char c, MathTextCodes t);
+	///
+	MathInset * clone() const;
+	///
+	void draw(Painter &, int x, int baseline);
+	///
+	void write(std::ostream &, bool fragile) const;
+	///
+	void writeNormal(std::ostream &) const;
+	/// 
+	int ascent() const;
+	///
+	int descent() const;
+	///
+	int width() const;
+	/// identifies Charinsets
+	bool isCharInset() const { return true; }
+	///
+	char getChar() const { return char_; }
+
+private:
+	/// the character
+	char char_;
+};
+#endif
-- 
2.39.2