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 "output_xhtml.h"
21 #include "support/convert.h"
22 #include "support/gettext.h"
23 #include "support/lstrings.h"
28 using namespace lyx::support;
33 InsetMathSize::InsetMathSize(Buffer * buf, latexkeys const * l)
34 : InsetMathNest(buf, 1), key_(l),
35 style_(MathStyle(convert<int>(l->extra)))
39 Inset * InsetMathSize::clone() const
41 return new InsetMathSize(*this);
45 void InsetMathSize::metrics(MetricsInfo & mi, Dimension & dim) const
47 Changer dummy2 = mi.base.changeEnsureMath();
48 Changer dummy = mi.base.font.changeStyle(style_);
49 cell(0).metrics(mi, dim);
53 void InsetMathSize::draw(PainterInfo & pi, int x, int y) const
55 Changer dummy2 = pi.base.changeEnsureMath();
56 Changer dummy = pi.base.font.changeStyle(style_);
57 cell(0).draw(pi, x, y);
61 void InsetMathSize::write(WriteStream & os) const
63 MathEnsurer ensurer(os);
64 os << "{\\" << key_->name << ' ' << cell(0) << '}';
68 // From the MathML documentation:
69 // MathML uses two attributes, displaystyle and scriptlevel, to control
70 // orthogonal presentation features that TeX encodes into one "style"
71 // attribute with values \displaystyle, \textstyle, \scriptstyle, and
72 // \scriptscriptstyle. The corresponding values of displaystyle and scriptlevel
73 // for those TeX styles would be "true" and "0", "false" and "0", "false" and "1",
74 // and "false" and "2", respectively.
75 void InsetMathSize::mathmlize(MathStream & ms) const
77 string const & name = to_utf8(key_->name);
78 bool dispstyle = (name == "displaystyle");
80 if (name == "scriptstyle")
82 else if (name == "scriptscriptstyle")
85 attrs << "displaystyle='" << (dispstyle ? "true" : "false")
86 << "' scriptlevel='" << scriptlevel << "'";
87 ms << MTag("mstyle", attrs.str()) << cell(0) << ETag("mstyle");
91 void InsetMathSize::htmlize(HtmlStream & os) const
93 string const & name = to_utf8(key_->name);
94 os << MTag("span", "class='" + name + "'")
95 << cell(0) << ETag("span");
99 void InsetMathSize::normalize(NormalStream & os) const
101 os << '[' << key_->name << ' ' << cell(0) << ']';
105 void InsetMathSize::infoize(odocstream & os) const
107 os << bformat(_("Size: %1$s"), key_->name);
111 void InsetMathSize::validate(LaTeXFeatures & features) const
113 if (features.runparams().math_flavor == OutputParams::MathAsHTML)
114 features.addCSSSnippet(
115 "span.displaystyle, span.textstyle{font-size: normal;}\n"
116 "span.scriptstyle {font-size: small;}\n"
117 "span.scriptscriptstyle {font-size: x-small;}");
118 InsetMathNest::validate(features);