lyx_mirror/src/mathed/math_sqrtinset.C
Lars Gullik Bjønnes d1182f17da LyX Drinkers Union: patch 1
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@2141 a592a061-630c-0410-9148-cb99ea01b6c8
2001-06-25 00:06:33 +00:00

66 lines
1.2 KiB
C

#include <config.h>
#ifdef __GNUG__
#pragma implementation
#endif
#include "math_sqrtinset.h"
#include "LColor.h"
#include "Painter.h"
#include "support.h"
#include "support/LOstream.h"
MathSqrtInset::MathSqrtInset()
: MathInset("sqrt", LM_OT_SQRT, 1)
{}
MathInset * MathSqrtInset::Clone() const
{
return new MathSqrtInset(*this);
}
void MathSqrtInset::Metrics(MathStyles st)
{
xcell(0).Metrics(st);
size_ = st;
ascent_ = xcell(0).ascent() + 4;
descent_ = xcell(0).descent() + 2;
width_ = xcell(0).width() + 12;
}
void MathSqrtInset::draw(Painter & pain, int x, int y)
{
xo(x);
yo(y);
xcell(0).draw(pain, x + 10, y);
int const a = ascent_;
int const d = descent_;
int xp[4];
int yp[4];
xp[0] = x + 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;
pain.lines(xp, yp, 4, LColor::mathline);
}
void MathSqrtInset::Write(std::ostream & os, bool fragile) const
{
os << '\\' << name_ << '{';
cell(0).Write(os, fragile);
os << '}';
}
void MathSqrtInset::WriteNormal(std::ostream & os) const
{
os << "[sqrt ";
cell(0).WriteNormal(os);
os << "] ";
}