lyx_mirror/src/mathed/math_xarrowinset.C
André Pönitz 88d68379e2 last one.
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@8640 a592a061-630c-0410-9148-cb99ea01b6c8
2004-04-08 15:59:34 +00:00

70 lines
1.5 KiB
C

/**
* \file math_xarrowinset.C
* 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 "math_xarrowinset.h"
#include "math_data.h"
#include "math_mathmlstream.h"
#include "math_streamstr.h"
#include "math_support.h"
using std::string;
using std::auto_ptr;
MathXArrowInset::MathXArrowInset(string const & name)
: MathFracbaseInset(), name_(name)
{}
auto_ptr<InsetBase> MathXArrowInset::clone() const
{
return auto_ptr<InsetBase>(new MathXArrowInset(*this));
}
void MathXArrowInset::metrics(MetricsInfo & mi, Dimension & dim) const
{
ScriptChanger dummy(mi.base);
cell(0).metrics(mi);
cell(1).metrics(mi);
dim.wid = std::max(cell(0).width(), cell(1).width()) + 10;
dim.asc = cell(0).height() + 10;
dim.des = cell(1).height();
metricsMarkers(dim);
dim_ = dim;
}
void MathXArrowInset::draw(PainterInfo & pi, int x, int y) const
{
ScriptChanger dummy(pi.base);
cell(0).draw(pi, x + 5, y - 10);
cell(1).draw(pi, x + 5, y + cell(1).height());
mathed_draw_deco(pi, x + 1, y - 7, width() - 2, 5, name_);
drawMarkers(pi, x, y);
}
void MathXArrowInset::write(WriteStream & os) const
{
os << '\\' << name_;
if (cell(1).size())
os << '[' << cell(1) << ']';
os << '{' << cell(0) << '}';
}
void MathXArrowInset::normalize(NormalStream & os) const
{
os << "[xarrow " << name_ << ' ' << cell(0) << ' ' << cell(1) << ']';
}