/**
* Gets the font of the element.
*
* If not font has been set, the parent font is propagated through it's
* children.
*
* @param array $options Font options
*
* @return array An associated array used for canvas
* @access private
*/
function _getFont($options = false)
{
if ($options === false && $this->_defaultFontOptions !== false) {
return $this->_defaultFontOptions;
}
if ($options === false) {
$saveDefault = true;
} else {
$saveDefault = false;
}
if ($options === false) {
$options = $this->_fontOptions;
} else {
$options = array_merge($this->_fontOptions, $options);
}
if ($this->_font == null) {
$result = $this->_parent->_getFont($options);
} else {
$result = $this->_font->_getFont($options);
}
if (isset($result['size']) && isset($result['size_rel'])) {
$result['size'] += $result['size_rel'];
unset($result['size_rel']);
}
if ($saveDefault) {
$this->_defaultFontOptions = $result;
}
return $result;
}
