lyx_mirror/src/mathed/math_binaryopinset.C
Lars Gullik Bjønnes 99d1627a47 dont use pragma impementation and interface anymore
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@6138 a592a061-630c-0410-9148-cb99ea01b6c8
2003-02-13 16:53:15 +00:00

60 lines
1.2 KiB
C

#include <config.h>
#include "math_binaryopinset.h"
#include "MathPainterInfo.h"
#include "support/LOstream.h"
#include "math_support.h"
#include "math_mathmlstream.h"
using std::max;
MathBinaryOpInset::MathBinaryOpInset(char op)
: MathNestInset(2), op_(op)
{}
MathInset * MathBinaryOpInset::clone() const
{
return new MathBinaryOpInset(*this);
}
int MathBinaryOpInset::opwidth() const
{
return mathed_char_width(LM_TC_CONST, mi_, op_);
}
void MathBinaryOpInset::metrics(MathMetricsInfo & mi) const
{
mi_ = mi;
cell(0).metrics(mi);
cell(1).metrics(mi);
width_ = cell(0).width() + cell(1).width() + opwidth();
ascent_ = max(cell(0).ascent(), cell(1).ascent());
descent_ = max(cell(0).descent(), cell(1).descent());
}
void MathBinaryOpInset::draw(MathPainterInfo & pain, int x, int y) const
{
cell(0).draw(pain, x, y);
drawChar(pain, LM_TC_CONST, mi_, x + cell(0).width() , y, op_);
cell(1).draw(pain, x + width() - cell(1).width(), y);
}
void MathBinaryOpInset::write(WriteStream & os) const
{
os << '{' << cell(0) << op_ << cell(1) << '}';
}
void MathBinaryOpInset::normalize(NormalStream & os) const
{
os << "[binop " << op_ << ' ' << cell(0) << ' ' << cell(1) << ']';
}