lyx_mirror/src/mathed/InsetMathStackrel.cpp
Richard Heck 791d28bf0b MathML for Stackrel.
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@32720 a592a061-630c-0410-9148-cb99ea01b6c8
2009-12-31 21:54:00 +00:00

78 lines
1.7 KiB
C++

/**
* \file InsetMathStackrel.cpp
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
* \author André Pönitz
*
* Full author contact details are available in file CREDITS.
*/
#include <config.h>
#include "InsetMathStackrel.h"
#include "MathData.h"
#include "MathStream.h"
using namespace std;
namespace lyx {
InsetMathStackrel::InsetMathStackrel(Buffer * buf) : InsetMathFracBase(buf)
{}
Inset * InsetMathStackrel::clone() const
{
return new InsetMathStackrel(*this);
}
void InsetMathStackrel::metrics(MetricsInfo & mi, Dimension & dim) const
{
Dimension dim1;
cell(1).metrics(mi, dim1);
FracChanger dummy(mi.base);
Dimension dim0;
cell(0).metrics(mi, dim0);
dim.wid = max(dim0.width(), dim1.width()) + 4;
dim.asc = dim1.ascent() + dim0.height() + 4;
dim.des = dim1.descent();
metricsMarkers(dim);
}
void InsetMathStackrel::draw(PainterInfo & pi, int x, int y) const
{
Dimension const dim = dimension(*pi.base.bv);
Dimension const & dim0 = cell(0).dimension(*pi.base.bv);
Dimension const & dim1 = cell(1).dimension(*pi.base.bv);
int m = x + dim.width() / 2;
int yo = y - dim1.ascent() - dim0.descent() - 1;
cell(1).draw(pi, m - dim1.width() / 2, y);
FracChanger dummy(pi.base);
cell(0).draw(pi, m - dim0.width() / 2, yo);
drawMarkers(pi, x, y);
}
void InsetMathStackrel::write(WriteStream & os) const
{
MathEnsurer ensurer(os);
os << "\\stackrel{" << cell(0) << "}{" << cell(1) << '}';
}
void InsetMathStackrel::normalize(NormalStream & os) const
{
os << "[stackrel " << cell(0) << ' ' << cell(1) << ']';
}
void InsetMathStackrel::mathmlize(MathStream & ms) const
{
ms << "<mover accent='false'>" << cell(1) << cell(0) << "</mover>";
}
} // namespace lyx