/**
* Calculates the real width of the pad
*/
protected function calculatePadRealSize()
{
// when retrieving width, the width of the expanded version is retrieved.
// string type may have a collapsed version longer than its expanded version
$this->expandAll($this->var);
$expandedWidth = max($this->var->getStringWidth(), $this->var->getChildrenWidth(true));
$this->var->collapse(true);
$collapsedWidth = max($this->var->getStringWidth(), $this->var->getChildrenWidth(true));
$this->padRealWidth = max($collapsedWidth, $expandedWidth);
}
