2 * \file math_dfracinset.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 "math_dfracinset.h"
14 #include "math_data.h"
15 #include "math_mathmlstream.h"
16 #include "LaTeXFeatures.h"
18 #include "frontends/Painter.h"
26 MathDfracInset::MathDfracInset()
31 auto_ptr<InsetBase> MathDfracInset::doClone() const
33 return auto_ptr<InsetBase>(new MathDfracInset(*this));
37 void MathDfracInset::metrics(MetricsInfo & mi, Dimension & dim) const
41 dim_.wid = max(cell(0).width(), cell(1).width()) + 2;
42 dim_.asc = cell(0).height() + 2 + 5;
43 dim_.des = cell(1).height() + 2 - 5;
48 void MathDfracInset::draw(PainterInfo & pi, int x, int y) const
50 int m = x + dim_.wid / 2;
51 cell(0).draw(pi, m - cell(0).width() / 2, y - cell(0).descent() - 2 - 5);
52 cell(1).draw(pi, m - cell(1).width() / 2, y + cell(1).ascent() + 2 - 5);
53 pi.pain.line(x + 1, y - 5, x + dim_.wid - 2, y - 5, LColor::math);
54 setPosCache(pi, x, y);
58 string MathDfracInset::name() const
64 void MathDfracInset::mathmlize(MathMLStream & os) const
66 os << MTag("mdfrac") << cell(0) << cell(1) << ETag("mdfrac");
70 void MathDfracInset::validate(LaTeXFeatures & features) const
72 features.require("amsmath");
73 MathNestInset::validate(features);