#ifdef __GNUG__
#pragma implementation
#endif

#include "math_stackrelinset.h"
#include "mathed/support.h"
#include "support/LOstream.h"


MathStackrelInset::MathStackrelInset()
{}


MathInset * MathStackrelInset::clone() const
{   
	return new MathStackrelInset(*this);
}


void MathStackrelInset::metrics(MathStyles st) const
{
	size_    = smallerStyleFrac(st);
	xcell(0).metrics(size_);
	xcell(1).metrics(st);
	width_   = std::max(xcell(0).width(), xcell(1).width()) + 4; 
	ascent_  = xcell(1).ascent() + xcell(0).height() + 4;
	descent_ = xcell(1).descent();
}


void MathStackrelInset::draw(Painter & pain, int x, int y) const
{
	xo(x);
	yo(y);
	int m = x + width() / 2;
	xcell(0).draw(pain, m - xcell(0).width() / 2, y - xcell(0).height() - 4);
	xcell(1).draw(pain, m - xcell(1).width() / 2, y);
}


void MathStackrelInset::write(std::ostream & os, bool fragile) const
{
	os << "\\stackrel{";
	cell(0).write(os, fragile);
	os << "}{";
	cell(1).write(os, fragile);
	os << '}';
}


void MathStackrelInset::writeNormal(std::ostream & os) const
{
	os << "[stackrel ";
	cell(0).writeNormal(os);
	os << " ";
	cell(1).writeNormal(os);
	os << "] ";
}