+/**
+ * \file math_symbolinset.C
+ * This file is part of LyX, the document processor.
+ * Licence details can be found in the file COPYING.
+ *
+ * \author André Pönitz
+ *
+ * Full author contact details are available in file CREDITS.
+ */
+
#include <config.h>
#include "math_symbolinset.h"
+#include "dimension.h"
#include "math_mathmlstream.h"
#include "math_streamstr.h"
#include "math_support.h"
#include "math_parser.h"
+#include "math_atom.h"
#include "LaTeXFeatures.h"
#include "debug.h"
-using std::ostream;
+using std::string;
+using std::auto_ptr;
-MathSymbolInset::MathSymbolInset(const latexkeys * l)
+MathSymbolInset::MathSymbolInset(latexkeys const * l)
: sym_(l), h_(0)
{}
-MathSymbolInset::MathSymbolInset(const char * name)
+MathSymbolInset::MathSymbolInset(char const * name)
: sym_(in_word_set(name)), h_(0)
{}
{}
-
-MathInset * MathSymbolInset::clone() const
+auto_ptr<InsetBase> MathSymbolInset::doClone() const
{
- return new MathSymbolInset(*this);
+ return auto_ptr<InsetBase>(new MathSymbolInset(*this));
}
}
-void MathSymbolInset::metrics(MathMetricsInfo & mi) const
+void MathSymbolInset::metrics(MetricsInfo & mi, Dimension & dim) const
{
//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
+ // << "'" << std::endl;
+
+ int const em = mathed_char_width(mi.base.font, 'M');
+ FontSetChanger dummy(mi.base, sym_->inset.c_str());
+ mathed_string_dim(mi.base.font, sym_->draw, dim);
+ // correct height for broken cmex and wasy font
+#if defined(__APPLE__) && defined(__GNUC__)
if (sym_->inset == "cmex") {
- h_ = 4 * descent_ / 5;
- ascent_ += h_;
- descent_ -= h_;
+ h_ = 4 * dim.des / 5;
+ dim.asc += 0*h_;
+ dim.des -= h_;
+ h_ = dim.asc;
+ } else if (sym_->inset == "wasy") {
+ h_ = 4 * dim.des / 5;
+ dim.asc += h_;
+ dim.des -= h_;
+ }
+#else
+ if (sym_->inset == "cmex" || sym_->inset == "wasy") {
+ h_ = 4 * dim.des / 5;
+ dim.asc += h_;
+ dim.des -= h_;
}
+#endif
+ // seperate things a bit
if (isRelOp())
- width_ += 6;
+ dim.wid += static_cast<int>(0.5 * em + 0.5);
+ else
+ dim.wid += static_cast<int>(0.1667 * em + 0.5);
scriptable_ = false;
if (mi.base.style == LM_ST_DISPLAY)
if (sym_->inset == "cmex" || sym_->extra == "funclim")
scriptable_ = true;
+
+ width_ = dim.wid;
}
-void MathSymbolInset::draw(MathPainterInfo & pi, int x, int y) const
+void MathSymbolInset::draw(PainterInfo & pi, int x, int y) const
{
//lyxerr << "metrics: symbol: '" << sym_->name
// << "' in font: '" << sym_->inset
// << "' drawn as: '" << sym_->draw
- // << "'\n";
+ // << "'" << std::endl;
+ int const em = mathed_char_width(pi.base.font, 'M');
if (isRelOp())
- x += 3;
- MathFontSetChanger dummy(pi.base, sym_->inset.c_str());
+ x += static_cast<int>(0.25*em+0.5);
+ else
+ x += static_cast<int>(0.0833*em+0.5);
+
+ FontSetChanger dummy(pi.base, sym_->inset.c_str());
drawStr(pi, pi.base.font, x, y - h_, sym_->draw);
}
void MathSymbolInset::normalize(NormalStream & os) const
{
- os << "[symbol " << name() << "]";
+ os << "[symbol " << name() << ']';
}
-void MathSymbolInset::maplize(MapleStream & os) const
+void MathSymbolInset::maple(MapleStream & os) const
{
if (name() == "cdot")
os << '*';
os << name();
}
+void MathSymbolInset::maxima(MaximaStream & os) const
+{
+ if (name() == "cdot")
+ os << '*';
+ else if (name() == "infty")
+ os << "INF";
+ else
+ os << name();
+}
+
-char const * MathMLtype(string const & s)
+void MathSymbolInset::mathematica(MathematicaStream & os) const
{
- if (s == "mathop")
- return "mo";
- return "mi";
+ if ( name() == "pi") { os << "Pi"; return;}
+ if ( name() == "infty") { os << "Infinity"; return;}
+ os << name();
}
-bool MathSymbolInset::match(MathInset * p) const
+char const * MathMLtype(string const & s)
{
- MathSymbolInset const * q = p->asSymbolInset();
- return q && name() == q->name();
+ if (s == "mathop")
+ return "mo";
+ return "mi";
}
}
-void MathSymbolInset::octavize(OctaveStream & os) const
+void MathSymbolInset::octave(OctaveStream & os) const
{
if (name() == "cdot")
os << '*';
void MathSymbolInset::write(WriteStream & os) const
{
- os << '\\' << name() << ' ';
+ os << '\\' << name();
+ os.pendingSpace(true);
}
-void MathSymbolInset::infoize(ostream & os) const
+void MathSymbolInset::infoize2(std::ostream & os) const
{
- os << '\\' << name();
+ os << "Symbol: " << name();
}