2 * \file InsetMathSize.cpp
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 "InsetMathSize.h"
15 #include "LaTeXFeatures.h"
17 #include "MathParser.h"
18 #include "MathStream.h"
19 #include "MetricsInfo.h"
20 #include "output_xhtml.h"
22 #include "support/convert.h"
23 #include "support/gettext.h"
24 #include "support/lstrings.h"
29 using namespace lyx::support;
34 InsetMathSize::InsetMathSize(Buffer * buf, latexkeys const * l)
35 : InsetMathNest(buf, 1), key_(l),
36 style_(MathStyle(convert<int>(l->extra)))
40 Inset * InsetMathSize::clone() const
42 return new InsetMathSize(*this);
46 void InsetMathSize::metrics(MetricsInfo & mi, Dimension & dim) const
48 Changer dummy2 = mi.base.changeEnsureMath();
49 Changer dummy = mi.base.font.changeStyle(style_);
50 cell(0).metrics(mi, dim);
54 void InsetMathSize::draw(PainterInfo & pi, int x, int y) const
56 Changer dummy2 = pi.base.changeEnsureMath();
57 Changer dummy = pi.base.font.changeStyle(style_);
58 cell(0).draw(pi, x, y);
62 void InsetMathSize::write(TeXMathStream & os) const
64 MathEnsurer ensurer(os);
65 os << "{\\" << key_->name << ' ' << cell(0) << '}';
69 // From the MathML documentation:
70 // MathML uses two attributes, displaystyle and scriptlevel, to control
71 // orthogonal presentation features that TeX encodes into one "style"
72 // attribute with values \displaystyle, \textstyle, \scriptstyle, and
73 // \scriptscriptstyle. The corresponding values of displaystyle and scriptlevel
74 // for those TeX styles would be "true" and "0", "false" and "0", "false" and "1",
75 // and "false" and "2", respectively.
76 void InsetMathSize::mathmlize(MathMLStream & ms) const
78 string const & name = to_utf8(key_->name);
79 bool dispstyle = (name == "displaystyle");
81 if (name == "scriptstyle")
83 else if (name == "scriptscriptstyle")
86 attrs << "displaystyle='" << (dispstyle ? "true" : "false")
87 << "' scriptlevel='" << scriptlevel << "'";
88 ms << MTag("mstyle", attrs.str()) << cell(0) << ETag("mstyle");
92 void InsetMathSize::htmlize(HtmlStream & os) const
94 string const & name = to_utf8(key_->name);
95 os << MTag("span", "class='" + name + "'")
96 << cell(0) << ETag("span");
100 void InsetMathSize::normalize(NormalStream & os) const
102 os << '[' << key_->name << ' ' << cell(0) << ']';
106 void InsetMathSize::infoize(odocstream & os) const
108 os << bformat(_("Size: %1$s"), key_->name);
112 void InsetMathSize::validate(LaTeXFeatures & features) const
114 if (features.runparams().math_flavor == OutputParams::MathAsHTML)
115 features.addCSSSnippet(
116 "span.displaystyle, span.textstyle{font-size: normal;}\n"
117 "span.scriptstyle {font-size: small;}\n"
118 "span.scriptscriptstyle {font-size: x-small;}");
119 InsetMathNest::validate(features);