#include "math_symbolinset.h"
-#include "mathed/math_parser.h"
+#include "math_parser.h"
+#include "support.h"
#include "support/LOstream.h"
using std::ostream;
MathSymbolInset::MathSymbolInset(const latexkeys * l)
- : sym_(l)
-{}
+ : sym_(l), h_(0) {}
MathInset * MathSymbolInset::clone() const
void MathSymbolInset::writeNormal(ostream & os) const
{
- os << "[bigop " << sym_->name << "] ";
+ os << "[" << sym_->name << "] ";
}
-void MathSymbolInset::metrics(MathStyles st)
+MathTextCodes MathSymbolInset::code() const
{
- size(st);
-
- if (sym_->id > 0 && sym_->id < 256) {
- ssym_ = string();
- ssym_ += sym_->id;
- code_ = (sym_->token == LM_TK_BIGSYM) ? LM_TC_BSYM : LM_TC_SYMB;
- } else {
- ssym_ = sym_->name;
- code_ = LM_TC_TEXTRM;
+ 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;
}
+}
+
- mathed_string_dim(code_, size(), ssym_, ascent_, descent_, width_);
+MathTextCodes MathSymbolInset::code2() const
+{
+ if (sym_->token == LM_TK_CMEX)
+ return LM_TC_BOLDSYMB;
+ else
+ return LM_TC_SYMB;
}
-void MathSymbolInset::draw(Painter & pain, int x, int y)
+void MathSymbolInset::metrics(MathStyles st) const
+{
+ size_ = st;
+ MathTextCodes Code = code();
+ if (sym_->latex_font_id > 0 && math_font_available(Code)) {
+ mathed_char_dim(Code, size_, sym_->latex_font_id,
+ ascent_, descent_, width_);
+ if (Code == 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(), size_, sym_->id,
+ ascent_, descent_, width_);
+ } else {
+ mathed_string_dim(LM_TC_TEX, size_, sym_->name, ascent_, descent_, width_);
+ }
+}
+
+
+void MathSymbolInset::draw(Painter & pain, int x, int y) const
{
xo(x);
yo(y);
+ MathTextCodes Code = code();
+ if (sym_->latex_font_id > 0 && math_font_available(Code))
+ drawChar(pain, Code, size_, x, y - h_, sym_->latex_font_id);
+ else if (sym_->id > 0 && sym_->id < 255 &&
+ math_font_available(LM_TC_SYMB))
+ drawChar(pain, code2(), size_, x, y, sym_->id);
+ else
+ drawStr(pain, LM_TC_TEX, size_, x, y, sym_->name);
+}
- drawStr(pain, code_, size_, x, y, ssym_);
+
+bool MathSymbolInset::isRelOp() const
+{
+ return sym_->type == LMB_RELATION;
+}
+
+
+bool MathSymbolInset::isScriptable() const
+{
+ return size_ == LM_ST_DISPLAY && sym_->token == LM_TK_CMEX;
+}
+
+
+bool MathSymbolInset::takesLimits() const
+{
+ return sym_->token == LM_TK_CMEX;
}