+#include <config.h>
+
#ifdef __GNUG__
#pragma implementation
#endif
+#include <cctype>
+
#include "math_charinset.h"
#include "LColor.h"
#include "Painter.h"
#include "support/LOstream.h"
-#include "mathed/support.h"
+#include "math_support.h"
#include "math_parser.h"
#include "debug.h"
+#include "math_mathmlstream.h"
+#include "LaTeXFeatures.h"
+
+
+MathCharInset::MathCharInset(char c)
+ : char_(c), code_(nativeCode(c))
+{
+//lyxerr << "creating char '" << char_ << "' with code " << int(code_) << endl;
+}
MathCharInset::MathCharInset(char c, MathTextCodes t)
- : char_(c)
+ : char_(c), code_((t == LM_TC_MIN) ? nativeCode(c) : t)
+{
+//lyxerr << "creating char '" << char_ << "' with code " << int(code_) << endl;
+}
+
+
+MathTextCodes MathCharInset::nativeCode(char c)
{
- code(t);
+ if (isalpha(c))
+ return LM_TC_VAR;
+ //if (strchr("0123456789;:!|[]().,?+/-*<>=", c)
+ return LM_TC_CONST;
}
}
-int MathCharInset::ascent() const
+void MathCharInset::metrics(MathMetricsInfo const & mi) const
{
- return mathed_char_ascent(code_, size(), char_);
+ mi_ = mi;
+ mathed_char_dim(code_, mi_, char_, ascent_, descent_, width_);
+}
+
+
+void MathCharInset::draw(Painter & pain, int x, int y) const
+{
+ //lyxerr << "drawing '" << char_ << "' code: " << code_ << endl;
+ drawChar(pain, code_, mi_, x, y, char_);
}
-int MathCharInset::descent() const
+void MathCharInset::writeHeader(std::ostream & os) const
{
- return mathed_char_descent(code_, size(), char_);
+ if (math_font_name(code_))
+ os << '\\' << math_font_name(code_) << '{';
}
-int MathCharInset::width() const
+void MathCharInset::writeTrailer(std::ostream & os) const
{
- return mathed_char_width(code_, size(), char_);
+ if (math_font_name(code_))
+ os << '}';
}
-void MathCharInset::metrics(MathStyles st) const
+void MathCharInset::writeRaw(std::ostream & os) const
{
- size_ = st;
+ os << char_;
}
-void MathCharInset::draw(Painter & pain, int x, int y) const
-{
- xo(x);
- yo(y);
- drawChar(pain, code_, size_, x, y, char_);
+void MathCharInset::write(WriteStream & os) const
+{
+ writeHeader(os.os());
+ writeRaw(os.os());
+ writeTrailer(os.os());
}
-void MathCharInset::write(std::ostream & os, bool) const
+void MathCharInset::normalize(NormalStream & os) const
{
- if (code_ >= LM_TC_RM && code_ <= LM_TC_TEXTRM)
- os << '\\' << math_font_name[code_ - LM_TC_RM] << '{';
+ os << "[char " << char_ << " " << "mathalpha" << "]";
+}
- if ((code_ == LM_TC_TEX && char_ != '{' && char_ != '}') ||
- (code_ == LM_TC_SPECIAL))
- os << '\\';
- os << char_;
+bool MathCharInset::isRelOp() const
+{
+ return char_ == '=' || char_ == '<' || char_ == '>';
+}
- if (code_ >= LM_TC_RM && code_ <= LM_TC_TEXTRM)
- os << '}';
+
+void MathCharInset::handleFont(MathTextCodes t)
+{
+ code_ = (code_ == t) ? LM_TC_VAR : t;
}
-void MathCharInset::writeNormal(std::ostream & os) const
+void MathCharInset::validate(LaTeXFeatures & features) const
{
- os << char_;
+ // Make sure amssymb is put in preamble if Blackboard Bold or
+ // Fraktur used:
+ if ( (code_ == LM_TC_BB) || (code_ == LM_TC_EUFRAK) )
+ features.require("amssymb");
}
-bool MathCharInset::isRelOp() const
+bool MathCharInset::match(MathInset * p) const
{
- return char_ == '=' || char_ == '<' || char_ == '>';
+ MathCharInset const * q = p->asCharInset();
+ return q && char_ == q->char_ && code_ == q->code_;
}