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122 lines
2.9 KiB
C++
122 lines
2.9 KiB
C++
/**
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* \file InsetMathSize.cpp
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* This file is part of LyX, the document processor.
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* Licence details can be found in the file COPYING.
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*
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* \author André Pönitz
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*
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* Full author contact details are available in file CREDITS.
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*/
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#include <config.h>
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#include "InsetMathSize.h"
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#include "LaTeXFeatures.h"
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#include "MathData.h"
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#include "MathParser.h"
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#include "MathStream.h"
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#include "output_xhtml.h"
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#include "support/convert.h"
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#include "support/gettext.h"
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#include "support/lstrings.h"
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#include <string>
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#include <ostream>
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using namespace lyx::support;
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using namespace std;
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namespace lyx {
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InsetMathSize::InsetMathSize(Buffer * buf, latexkeys const * l)
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: InsetMathNest(buf, 1), key_(l), style_(Styles(convert<int>(l->extra)))
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{}
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Inset * InsetMathSize::clone() const
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{
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return new InsetMathSize(*this);
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}
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void InsetMathSize::metrics(MetricsInfo & mi, Dimension & dim) const
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{
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StyleChanger dummy(mi.base, style_);
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cell(0).metrics(mi, dim);
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metricsMarkers(dim);
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}
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void InsetMathSize::draw(PainterInfo & pi, int x, int y) const
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{
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StyleChanger dummy(pi.base, style_);
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cell(0).draw(pi, x + 1, y);
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drawMarkers(pi, x, y);
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}
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void InsetMathSize::write(WriteStream & os) const
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{
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MathEnsurer ensurer(os);
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os << "{\\" << key_->name << ' ' << cell(0) << '}';
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}
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// From the MathML documentation:
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// MathML uses two attributes, displaystyle and scriptlevel, to control
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// orthogonal presentation features that TeX encodes into one "style"
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// attribute with values \displaystyle, \textstyle, \scriptstyle, and
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// \scriptscriptstyle. The corresponding values of displaystyle and scriptlevel
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// for those TeX styles would be "true" and "0", "false" and "0", "false" and "1",
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// and "false" and "2", respectively.
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void InsetMathSize::mathmlize(MathStream & ms) const
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{
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string const & name = to_utf8(key_->name);
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bool dispstyle = (name == "displaystyle");
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int scriptlevel = 0;
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if (name == "scriptstyle")
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scriptlevel = 1;
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else if (name == "scriptscriptstyle")
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scriptlevel = 2;
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stringstream attrs;
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attrs << "displaystyle='" << (dispstyle ? "true" : "false")
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<< "' scriptlevel='" << scriptlevel << "'";
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ms << MTag("mstyle", attrs.str()) << ">"
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<< cell(0) << ETag("mstyle");
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}
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void InsetMathSize::htmlize(HtmlStream & os) const
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{
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string const & name = to_utf8(key_->name);
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os << MTag("span", "class='" + name + "'")
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<< cell(0) << ETag("span");
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}
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void InsetMathSize::normalize(NormalStream & os) const
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{
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os << '[' << key_->name << ' ' << cell(0) << ']';
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}
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void InsetMathSize::infoize(odocstream & os) const
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{
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os << bformat(_("Size: %1$s"), key_->name);
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}
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void InsetMathSize::validate(LaTeXFeatures & features) const
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{
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if (features.runparams().math_flavor == OutputParams::MathAsHTML)
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features.addCSSSnippet(
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"span.displaystyle, span.textstyle{font-size: normal;}\n"
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"span.scriptstyle {font-size: small;}\n"
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"span.scriptscriptstyle {font-size: x-small;}");
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InsetMathNest::validate(features);
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}
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} // namespace lyx
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