several smallish changes/bugfixes/left overs from Porto

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

diff --git a/src/mathed/math_symbolinset.C b/src/mathed/math_symbolinset.C
index 9983df5dd6139c79ef4a55df1f33f196ca227ff5..bdcfdb8a1dc57c37fb41f35efd926a5193f619d9 100644 (file)
--- a/src/mathed/math_symbolinset.C
+++ b/src/mathed/math_symbolinset.C
@@ -1,13 +1,31 @@
+#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 "LaTeXFeatures.h"
+#include "debug.h"
 
 
 using std::ostream;
 
+
 MathSymbolInset::MathSymbolInset(const latexkeys * l)
-       : sym_(l), h_(0) {}
+       : 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
@@ -16,80 +34,137 @@ MathInset * MathSymbolInset::clone() const
 }
 
 
-void MathSymbolInset::write(ostream & os, bool /* fragile */) const
+string MathSymbolInset::name() const
 {
-       os << '\\' << sym_->name << ' ';
+       return sym_->name;
 }
 
 
-void MathSymbolInset::writeNormal(ostream & os) const
+void MathSymbolInset::metrics(MathMetricsInfo & mi) const
 {
-       os << "[" << sym_->name << "] ";
+       //lyxerr << "metrics: symbol: '" << sym_->name
+       //      << "' in font: '" << sym_->inset
+       //      << "' drawn as: '" << sym_->draw
+       //      << "'\n";
+       MathFontSetChanger dummy(mi.base, sym_->inset.c_str());
+       mathed_string_dim(mi.base.font, sym_->draw, ascent_, descent_, width_);
+       // correct height for broken cmex font
+       if (sym_->inset == "cmex") {
+               h_ = 4 * descent_ / 5;
+               ascent_  += h_;
+               descent_ -= h_;
+       }
+       if (isRelOp())
+               width_ += 6;
+
+       scriptable_ = false;
+       if (mi.base.style == LM_ST_DISPLAY)
+               if (sym_->inset == "cmex" || sym_->extra == "funclim")
+                       scriptable_ = true;
 }
 
 
-MathTextCodes MathSymbolInset::code() const
+void MathSymbolInset::draw(MathPainterInfo & pi, int x, int y) const
 {
-       switch(sym_->token) {
-       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;
-       }
+       //lyxerr << "metrics: symbol: '" << sym_->name
+       //      << "' in font: '" << sym_->inset
+       //      << "' drawn as: '" << sym_->draw
+       //      << "'\n";
+       if (isRelOp())
+               x += 3;
+       MathFontSetChanger dummy(pi.base, sym_->inset.c_str());
+       drawStr(pi, pi.base.font, x, y - h_, sym_->draw);
 }
 
-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(LM_TC_SYMB, size_, sym_->id,
-                               ascent_, descent_, width_);
-       } else {
-               mathed_string_dim(LM_TC_TEX, size_, sym_->name, ascent_, descent_, width_);
-       }
+
+bool MathSymbolInset::isRelOp() const
+{
+       return sym_->extra == "mathrel";
+}
+
+
+bool MathSymbolInset::isScriptable() const
+{
+       return scriptable_;
+}
+
+
+bool MathSymbolInset::takesLimits() const
+{
+       return
+               sym_->inset == "cmex" ||
+               sym_->inset == "lyxboldsymb" ||
+               sym_->extra == "funclim";
+}
+
+
+void MathSymbolInset::validate(LaTeXFeatures & features) const
+{
+       if (sym_->inset == "msa" || sym_->inset == "msb")
+               features.require("amssymb");
 }
 
 
-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, LM_TC_SYMB, size_, x, y, sym_->id);
+void MathSymbolInset::normalize(NormalStream & os) const
+{
+       os << "[symbol " << name() << "]";
+}
+
+
+void MathSymbolInset::maplize(MapleStream & os) const
+{
+       if (name() == "cdot")
+               os << '*';
+       else if (name() == "infty")
+               os << "infinity";
        else
-               drawStr(pain, LM_TC_TEX, size_, x, y, sym_->name);
+               os << name();
 }
 
 
-bool MathSymbolInset::isRelOp() const
+char const * MathMLtype(string const & s)
 {
-       return sym_->type == LMB_RELATION;
+       if (s == "mathop")
+               return "mo";
+       return "mi";
 }
 
 
-bool MathSymbolInset::isScriptable() const
+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_->extra);
+       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(ostream & os) const
 {
-       return sym_->token == LM_TK_CMEX;
+       os << '\\' << name();
 }