/**
* Parse boundary.
* @param DOMNode $element
* @return IdmlBoundary
*/
public static function parseBoundary(DOMNode $element)
{
$points = array();
$xpath = new DOMXPath($element->ownerDocument);
// Get four <PathPointType> tags which define the objects corners (or more than four,
// for complex polygons, which we treat as rectangles anyway)
$corners = $xpath->query('Properties/PathGeometry/GeometryPathType/PathPointArray//PathPointType', $element);
foreach ($corners as $corner) {
$attributes = $corner->attributes;
$anchor = $attributes->getNamedItem('Anchor')->value;
$parts = explode(' ', $anchor);
assert(count($parts) == 2);
$points[] = array('x' => (double) $parts[0], 'y' => (double) $parts[1]);
}
return IdmlBoundary::createFromCornerPoints($points);
}
