lyx_mirror/src/mathed/math_sqrtinset.C
André Pönitz 99aacdad5c more IU
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@8376 a592a061-630c-0410-9148-cb99ea01b6c8
2004-01-30 11:41:12 +00:00

110 lines
2.2 KiB
C

/**
* \file math_sqrtinset.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_sqrtinset.h"
#include "math_data.h"
#include "math_mathmlstream.h"
#include "textpainter.h"
#include "LColor.h"
#include "frontends/Painter.h"
using std::auto_ptr;
MathSqrtInset::MathSqrtInset()
: MathNestInset(1)
{}
auto_ptr<InsetBase> MathSqrtInset::clone() const
{
return auto_ptr<InsetBase>(new MathSqrtInset(*this));
}
void MathSqrtInset::metrics(MetricsInfo & mi, Dimension & dim) const
{
cell(0).metrics(mi, dim);
dim.asc += 4;
dim.des += 2;
dim.wid += 12;
metricsMarkers(dim);
dim_ = dim;
}
void MathSqrtInset::draw(PainterInfo & pi, int x, int y) const
{
cell(0).draw(pi, x + 10, y);
int const a = dim_.ascent();
int const d = dim_.descent();
int xp[4];
int yp[4];
xp[0] = x + dim_.width(); yp[0] = y - a + 1;
xp[1] = x + 8; yp[1] = y - a + 1;
xp[2] = x + 5; yp[2] = y + d - 1;
xp[3] = x; yp[3] = y + (d - a)/2;
pi.pain.lines(xp, yp, 4, LColor::math);
drawMarkers(pi, x, y);
}
void MathSqrtInset::metricsT(TextMetricsInfo const & mi, Dimension & dim) const
{
cell(0).metricsT(mi, dim);
dim.asc += 1;
dim.wid += 2;
}
void MathSqrtInset::drawT(TextPainter & pain, int x, int y) const
{
cell(0).drawT(pain, x + 2, y);
pain.horizontalLine(x + 2, y - cell(0).ascent(), cell(0).width(), '_');
pain.verticalLine (x + 1, y - cell(0).ascent() + 1, cell(0).height());
pain.draw(x, y + cell(0).descent(), '\\');
}
void MathSqrtInset::write(WriteStream & os) const
{
os << "\\sqrt{" << cell(0) << '}';
}
void MathSqrtInset::normalize(NormalStream & os) const
{
os << "[sqrt " << cell(0) << ']';
}
void MathSqrtInset::maple(MapleStream & os) const
{
os << "sqrt(" << cell(0) << ')';
}
void MathSqrtInset::mathematica(MathematicaStream & os) const
{
os << "Sqrt[" << cell(0) << ']';
}
void MathSqrtInset::octave(OctaveStream & os) const
{
os << "sqrt(" << cell(0) << ')';
}
void MathSqrtInset::mathmlize(MathMLStream & os) const
{
os << MTag("msqrt") << cell(0) << ETag("msqrt");
}