function &create()
{
$box =& new NullBox();
$css_state = new CSSState(CSS::get());
$css_state->pushState();
$box->readCSS($css_state);
return $box;
}
function fake_box(&$box)
{
// Create the fake box object
$fake_state = new CSSState(CSS::get());
$fake_state->pushState();
$fake = null;
$fake_box = new BlockBox($fake);
$fake_box->readCSS($fake_state);
// Setup fake box size
$fake_box->put_left($this->left);
$fake_box->put_width($this->right - $this->left);
$fake_box->put_top($this->top - $box->baseline);
$fake_box->put_height($this->top - $this->bottom);
// Setup padding value
$fake_box->setCSSProperty(CSS_PADDING, $box->getCSSProperty(CSS_PADDING));
// Setup fake box border and background
$fake_box->setCSSProperty(CSS_BACKGROUND, $box->getCSSProperty(CSS_BACKGROUND));
$fake_box->setCSSProperty(CSS_BORDER, $box->getCSSProperty(CSS_BORDER));
return $fake_box;
}