#pragma implementation
#endif
+#include <cctype>
+
#include "math_charinset.h"
#include "LColor.h"
#include "Painter.h"
#include "debug.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)
{
- code(t);
+//lyxerr << "creating char '" << char_ << "' with code " << int(code_) << endl;
+}
+
+
+MathTextCodes MathCharInset::nativeCode(char c) const
+{
+ if (isalpha(c))
+ return LM_TC_VAR;
+ //if (strchr("0123456789;:!|[]().,?+/-*<>=", c)
+ return LM_TC_CONST;
}
int MathCharInset::ascent() const
{
- return mathed_char_ascent(code_, size(), char_);
+ return mathed_char_ascent(code_, mi_, char_);
}
int MathCharInset::descent() const
{
- return mathed_char_descent(code_, size(), char_);
+ return mathed_char_descent(code_, mi_, char_);
}
int MathCharInset::width() const
{
- return mathed_char_width(code_, size(), char_);
+ return mathed_char_width(code_, mi_, char_);
}
-void MathCharInset::metrics(MathStyles st) const
+void MathCharInset::metrics(MathMetricsInfo const & mi) const
{
- size_ = st;
+ mi_ = mi;
}
void MathCharInset::draw(Painter & pain, int x, int y) const
{
- xo(x);
- yo(y);
- drawChar(pain, code_, size_, x, y, char_);
+ //lyxerr << "drawing '" << char_ << "' code: " << code_ << endl;
+ drawChar(pain, code_, mi_, x, y, char_);
}
-void MathCharInset::write(std::ostream & os, bool) const
+void MathCharInset::writeHeader(std::ostream & os) const
{
- if (code_ >= LM_TC_RM && code_ <= LM_TC_TEXTRM)
- os << '\\' << math_font_name[code_ - LM_TC_RM] << '{';
+ if (math_font_name(code_))
+ os << '\\' << math_font_name(code_) << '{';
+}
+
+
+void MathCharInset::writeTrailer(std::ostream & os) const
+{
+ if (math_font_name(code_))
+ os << '}';
+}
- if ((code_ == LM_TC_TEX && char_ != '{' && char_ != '}') ||
- (code_ == LM_TC_SPECIAL))
- os << '\\';
+void MathCharInset::writeRaw(std::ostream & os) const
+{
os << char_;
+}
- if (code_ >= LM_TC_RM && code_ <= LM_TC_TEXTRM)
- os << '}';
+
+void MathCharInset::write(MathWriteInfo & os) const
+{
+ writeHeader(os.os);
+ writeRaw(os.os);
+ writeTrailer(os.os);
}
void MathCharInset::writeNormal(std::ostream & os) const
{
- os << char_;
+ os << "[char " << char_ << " " << "mathalpha" << "]";
+}
+
+
+bool MathCharInset::isRelOp() const
+{
+ return char_ == '=' || char_ == '<' || char_ == '>';
+}
+
+
+void MathCharInset::handleFont(MathTextCodes t)
+{
+ code_ = (code_ == t) ? LM_TC_VAR : t;
}