lyx_mirror/src/mathed/math_biginset.C
André Pönitz fe87869cb7 fonts as insets
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@4289 a592a061-630c-0410-9148-cb99ea01b6c8
2002-05-30 07:09:54 +00:00

69 lines
1.2 KiB
C

#include <config.h>
#ifdef __GNUG__
#pragma implementation
#endif
#include "math_biginset.h"
#include "math_support.h"
#include "math_parser.h"
#include "math_mathmlstream.h"
#include "math_streamstr.h"
MathBigInset::MathBigInset(string const & name, string const & delim)
: name_(name), delim_(delim)
{}
MathInset * MathBigInset::clone() const
{
return new MathBigInset(*this);
}
MathBigInset::size_type MathBigInset::size() const
{
return name_.size() - 4;
}
double MathBigInset::increase() const
{
switch (size()) {
case 1: return 0.2;
case 2: return 0.44;
case 3: return 0.7;
default: return 0.0;
}
return 0.0;
}
void MathBigInset::metrics(MathMetricsInfo & mi) const
{
double h = mathed_char_ascent(mi.base.font, 'I');
double f = increase();
width_ = 6;
ascent_ = int(h + f * h);
descent_ = int(f * h);
}
void MathBigInset::draw(MathPainterInfo & pi, int x, int y) const
{
mathed_draw_deco(pi, x + 1, y - ascent_, 4, height(), delim_);
}
void MathBigInset::write(WriteStream & os) const
{
os << '\\' << name_ << ' ' << delim_;
}
void MathBigInset::normalize(NormalStream & os) const
{
os << "[" << name_ << ' ' << delim_ << ']';
}