infrastructure for requiring "amssymb".

[lyx.git] / src / mathed / math_symbolinset.C

diff --git a/src/mathed/math_symbolinset.C b/src/mathed/math_symbolinset.C
index e27fbe1bc9bb1aabd34e5e83f1131e18a133fa1b..f2f0f5c6a2273a88990a9af1558fd148f7c4a4ff 100644 (file)
--- a/src/mathed/math_symbolinset.C
+++ b/src/mathed/math_symbolinset.C
@@ -1,30 +1,32 @@
+#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), h_(0) {}
+       : sym_(l), h_(0)
+{}
 
 
-MathInset * MathSymbolInset::clone() const
-{
-       return new MathSymbolInset(*this);
-}
+MathSymbolInset::MathSymbolInset(const char * name)
+       : sym_(in_word_set(name)), h_(0)
+{}
 
 
-void MathSymbolInset::write(MathWriteInfo & os) const
-{
-       os << '\\' << sym_->name << ' ';
-}
+MathSymbolInset::MathSymbolInset(string const & name)
+       : sym_(in_word_set(name.c_str())), h_(0)
+{}
 
 
-void MathSymbolInset::writeNormal(ostream & os) const
+
+MathInset * MathSymbolInset::clone() const
 {
-       os << "[symbol " << sym_->name << "]";
+       return new MathSymbolInset(*this);
 }
 
 
@@ -58,6 +60,12 @@ MathTextCodes MathSymbolInset::code2() const
 }
 
 
+string MathSymbolInset::name() const
+{
+       return sym_->name;
+}
+
+
 void MathSymbolInset::metrics(MathMetricsInfo const & mi) const
 {
        mi_ = mi;
@@ -69,18 +77,21 @@ void MathSymbolInset::metrics(MathMetricsInfo const & mi) const
                        ascent_  += h_;
                        descent_ -= h_;
                }
-               return;
+       } 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 (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
 {  
+       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);
@@ -92,8 +103,8 @@ void MathSymbolInset::draw(Painter & pain, int x, int y) const
 
 
 bool MathSymbolInset::isRelOp() const
-{
-       return sym_->type == LMB_RELATION;
+{      
+       return sym_->type == "mathrel";
 }
 
 
@@ -107,3 +118,73 @@ 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() << ' ';
+}
+
+
+void MathSymbolInset::infoize(std::ostream & os) const
+{
+       os << '\\' << name();
+}
+
+
+void MathSymbolInset::validate(LaTeXFeatures & features) const
+{
+       // if (...)
+       //      features.require("amssymb");
+}