2 * \file InsetMathSymbol.C
3 * This file is part of LyX, the document processor.
4 * Licence details can be found in the file COPYING.
8 * Full author contact details are available in file CREDITS.
13 #include "InsetMathSymbol.h"
14 #include "dimension.h"
15 #include "MathMLStream.h"
16 #include "MathStream.h"
17 #include "MathSupport.h"
18 #include "MathParser.h"
20 #include "LaTeXFeatures.h"
29 InsetMathSymbol::InsetMathSymbol(latexkeys const * l)
30 : sym_(l), h_(0), width_(0), scriptable_(false)
34 InsetMathSymbol::InsetMathSymbol(char const * name)
35 : sym_(in_word_set(name)), h_(0), width_(0), scriptable_(false)
39 InsetMathSymbol::InsetMathSymbol(string const & name)
40 : sym_(in_word_set(name.c_str())), h_(0), width_(0), scriptable_(false)
44 auto_ptr<InsetBase> InsetMathSymbol::doClone() const
46 return auto_ptr<InsetBase>(new InsetMathSymbol(*this));
50 string InsetMathSymbol::name() const
56 void InsetMathSymbol::metrics(MetricsInfo & mi, Dimension & dim) const
58 //lyxerr << "metrics: symbol: '" << sym_->name
59 // << "' in font: '" << sym_->inset
60 // << "' drawn as: '" << sym_->draw
61 // << "'" << std::endl;
63 int const em = mathed_char_width(mi.base.font, 'M');
64 FontSetChanger dummy(mi.base, sym_->inset.c_str());
66 mathed_string_dim(mi.base.font, lyx::from_utf8(sym_->draw), dim);
67 // correct height for broken cmex and wasy font
68 #if defined(__APPLE__) && defined(__GNUC__)
69 if (sym_->inset == "cmex") {
74 } else if (sym_->inset == "wasy") {
80 if (sym_->inset == "cmex" || sym_->inset == "wasy") {
86 // seperate things a bit
88 dim.wid += static_cast<int>(0.5 * em + 0.5);
90 dim.wid += static_cast<int>(0.1667 * em + 0.5);
93 if (mi.base.style == LM_ST_DISPLAY)
94 if (sym_->inset == "cmex" || sym_->extra == "funclim")
101 void InsetMathSymbol::draw(PainterInfo & pi, int x, int y) const
103 //lyxerr << "metrics: symbol: '" << sym_->name
104 // << "' in font: '" << sym_->inset
105 // << "' drawn as: '" << sym_->draw
106 // << "'" << std::endl;
107 int const em = mathed_char_width(pi.base.font, 'M');
109 x += static_cast<int>(0.25*em+0.5);
111 x += static_cast<int>(0.0833*em+0.5);
113 FontSetChanger dummy(pi.base, sym_->inset.c_str());
115 pi.draw(x, y - h_, lyx::from_utf8(sym_->draw));
119 bool InsetMathSymbol::isRelOp() const
121 return sym_->extra == "mathrel";
125 bool InsetMathSymbol::isScriptable() const
131 bool InsetMathSymbol::takesLimits() const
134 sym_->inset == "cmex" ||
135 sym_->inset == "lyxboldsymb" ||
136 sym_->extra == "funclim";
140 void InsetMathSymbol::validate(LaTeXFeatures & features) const
142 if (!sym_->requires.empty())
143 features.require(sym_->requires);
147 void InsetMathSymbol::normalize(NormalStream & os) const
149 os << "[symbol " << name() << ']';
153 void InsetMathSymbol::maple(MapleStream & os) const
155 if (name() == "cdot")
157 else if (name() == "infty")
163 void InsetMathSymbol::maxima(MaximaStream & os) const
165 if (name() == "cdot")
167 else if (name() == "infty")
169 else if (name() == "pi")
176 void InsetMathSymbol::mathematica(MathematicaStream & os) const
178 if ( name() == "pi") { os << "Pi"; return;}
179 if ( name() == "infty") { os << "Infinity"; return;}
180 if ( name() == "cdot") { os << '*'; return;}
185 char const * MathMLtype(string const & s)
193 void InsetMathSymbol::mathmlize(MathMLStream & os) const
195 char const * type = MathMLtype(sym_->extra);
196 os << '<' << type << "> ";
197 if (sym_->xmlname == "x") // unknown so far
201 os << " </" << type << '>';
205 void InsetMathSymbol::octave(OctaveStream & os) const
207 if (name() == "cdot")
214 void InsetMathSymbol::write(WriteStream & os) const
216 os << '\\' << name();
217 os.pendingSpace(true);
221 void InsetMathSymbol::infoize2(std::ostream & os) const
223 os << "Symbol: " << name();