+#include <config.h>
+
#include "math_symbolinset.h"
+#include "math_mathmlstream.h"
+#include "math_streamstr.h"
+#include "math_support.h"
#include "math_parser.h"
-#include "support.h"
-#include "support/LOstream.h"
-
+#include "debug.h"
-using std::ostream;
MathSymbolInset::MathSymbolInset(const latexkeys * l)
- : sym_(l)
+ : sym_(l), h_(0)
{}
+MathSymbolInset::MathSymbolInset(const char * name)
+ : sym_(in_word_set(name)), h_(0)
+{}
+
+
+MathSymbolInset::MathSymbolInset(string const & name)
+ : sym_(in_word_set(name.c_str())), h_(0)
+{}
+
+
+
MathInset * MathSymbolInset::clone() const
{
return new MathSymbolInset(*this);
}
-void MathSymbolInset::write(ostream & os, bool /* fragile */) const
+MathTextCodes MathSymbolInset::code() const
+{
+ switch(sym_->token) {
+ case LM_TK_CMR:
+ return LM_TC_CMR;
+ case LM_TK_CMSY:
+ return LM_TC_CMSY;
+ case LM_TK_CMM:
+ return LM_TC_CMM;
+ case LM_TK_CMEX:
+ return LM_TC_CMEX;
+ case LM_TK_MSA:
+ return LM_TC_MSA;
+ case LM_TK_MSB:
+ return LM_TC_MSB;
+ default:
+ return LM_TC_SYMB;
+ }
+}
+
+
+MathTextCodes MathSymbolInset::code2() const
{
- os << '\\' << sym_->name << ' ';
+ if (sym_->token == LM_TK_CMEX)
+ return LM_TC_BOLDSYMB;
+ else
+ return LM_TC_SYMB;
}
-void MathSymbolInset::writeNormal(ostream & os) const
+string MathSymbolInset::name() const
{
- os << "[bigop " << sym_->name << "] ";
+ return sym_->name;
}
-void MathSymbolInset::metrics(MathStyles st) const
+void MathSymbolInset::metrics(MathMetricsInfo const & mi) const
{
- size(st);
- mathed_char_dim(LM_TC_SYMB, size_, sym_->id, ascent_, descent_, width_);
+ mi_ = mi;
+ MathTextCodes c = code();
+ if (sym_->latex_font_id > 0 && math_font_available(c)) {
+ mathed_char_dim(c, mi_, sym_->latex_font_id, ascent_, descent_, width_);
+ if (c == LM_TC_CMEX) {
+ h_ = 4 * descent_ / 5;
+ ascent_ += h_;
+ descent_ -= h_;
+ }
+ } else {
+ if (sym_->id > 0 && sym_->id < 255 && math_font_available(LM_TC_SYMB))
+ mathed_char_dim(code2(), mi_, sym_->id, ascent_, descent_, width_);
+ else
+ mathed_string_dim(LM_TC_TEX, mi_, sym_->name, ascent_, descent_, width_);
+ }
+ if (isRelOp())
+ width_ += mathed_char_width(LM_TC_TEX, mi_, 'I');
}
void MathSymbolInset::draw(Painter & pain, int x, int y) const
{
- xo(x);
- yo(y);
-
- drawChar(pain, LM_TC_SYMB, size_, x, y, sym_->id);
+ if (isRelOp())
+ x += mathed_char_width(LM_TC_TEX, mi_, 'I') / 2;
+ MathTextCodes Code = code();
+ if (sym_->latex_font_id > 0 && math_font_available(Code))
+ drawChar(pain, Code, mi_, x, y - h_, sym_->latex_font_id);
+ else if (sym_->id > 0 && sym_->id < 255 && math_font_available(LM_TC_SYMB))
+ drawChar(pain, code2(), mi_, x, y, sym_->id);
+ else
+ drawStr(pain, LM_TC_TEX, mi_, x, y, sym_->name);
}
bool MathSymbolInset::isRelOp() const
+{
+ return sym_->type == "mathrel";
+}
+
+
+bool MathSymbolInset::isScriptable() const
{
- return sym_->id == LM_leq || sym_->id == LM_geq;
+ return mi_.style == LM_ST_DISPLAY && sym_->token == LM_TK_CMEX;
}
+
+
+bool MathSymbolInset::takesLimits() const
+{
+ return sym_->token == LM_TK_CMEX;
+}
+
+
+void MathSymbolInset::normalize(NormalStream & os) const
+{
+ os << "[symbol " << name() << "]";
+}
+
+
+void MathSymbolInset::maplize(MapleStream & os) const
+{
+ if (name() == "cdot")
+ os << '*';
+ else
+ os << name();
+}
+
+
+char const * MathMLtype(string const & s)
+{
+ if (s == "mathop")
+ return "mo";
+ return "mi";
+}
+
+
+bool MathSymbolInset::match(MathInset * p) const
+{
+ MathSymbolInset const * q = p->asSymbolInset();
+ return q && name() == q->name();
+}
+
+
+void MathSymbolInset::mathmlize(MathMLStream & os) const
+{
+ char const * type = MathMLtype(sym_->type);
+ os << '<' << type << "> ";
+ if (sym_->xmlname == "x") // unknown so far
+ os << name();
+ else
+ os << sym_->xmlname;
+ os << " </" << type << '>';
+}
+
+
+void MathSymbolInset::octavize(OctaveStream & os) const
+{
+ if (name() == "cdot")
+ os << '*';
+ else
+ os << name();
+}
+
+
+void MathSymbolInset::write(WriteStream & os) const
+{
+ os << '\\' << name() << ' ';
+}
+
+