/**
* Obtains the computed style with the given name. The 'computed style' is
* the one in effect; taking inheritance and default styles into account.
*
* @param string $name The name of the style to compute.
*
* @return string|null The style value if specified anywhere, else null.
*/
public function getComputedStyle($name)
{
$style = null;
if (isset($this->styles[$name])) {
$style = $this->styles[$name];
}
if (($style === null || $style === 'inherit') && isset($this->parent)) {
return $this->parent->getComputedStyle($name);
}
// 'inherit' is not what we want. Either get the real style, or
// nothing at all.
return $style !== 'inherit' ? $style : null;
}
/**
* Iterates over all children, parses them into library class instances,
* and adds them to the given node container.
*
* @param SVGNodeContainer $node The node to add the children to.
* @param \SimpleXMLElement $xml The XML node containing the children.
*
* @return void
*/
private function addChildren(SVGNodeContainer $node, \SimpleXMLElement $xml)
{
foreach ($xml->children() as $child) {
$childNode = $this->parseNode($child);
if (!$childNode) {
continue;
}
$node->addChild($childNode);
}
}
public function getSerializableAttributes()
{
$attrs = parent::getSerializableAttributes();
if ($this->root) {
$attrs['xmlns'] = 'http://www.w3.org/2000/svg';
foreach ($this->namespaces as $namespace => $uri) {
if (substr($namespace, 0, 6) !== 'xmlns:') {
$namespace = 'xmlns:' . $namespace;
}
$attrs[$namespace] = $uri;
}
}
if (isset($attrs['width']) && $attrs['width'] === '100%') {
unset($attrs['width']);
}
if (isset($attrs['height']) && $attrs['height'] === '100%') {
unset($attrs['height']);
}
return $attrs;
}
public function __construct()
{
parent::__construct();
}