* @author "Derk-Jan Hartman <hartman _at_ videolan d0t org>"
* @author Brion Vibber
* @copyright Copyright © 2010-2010 Brion Vibber, Derk-Jan Hartman
- * @license http://www.gnu.org/copyleft/gpl.html GNU General Public License
+ * @license GPL-2.0-or-later
*/
/**
if ( $this->reader->getAttribute( 'viewBox' ) ) {
// min-x min-y width height
- $viewBox = preg_split( '/\s+/', trim( $this->reader->getAttribute( 'viewBox' ) ) );
+ $viewBox = preg_split( '/\s*[\s,]\s*/', trim( $this->reader->getAttribute( 'viewBox' ) ) );
if ( count( $viewBox ) == 4 ) {
$viewWidth = $this->scaleSVGUnit( $viewBox[2] );
$viewHeight = $this->scaleSVGUnit( $viewBox[3] );
'' => 1.0, // "User units" pixels by default
];
$matches = [];
- if ( preg_match( '/^\s*(\d+(?:\.\d+)?)(em|ex|px|pt|pc|cm|mm|in|%|)\s*$/', $length, $matches ) ) {
+ if ( preg_match(
+ '/^\s*([-+]?\d*(?:\.\d+|\d+)(?:[Ee][-+]?\d+)?)\s*(em|ex|px|pt|pc|cm|mm|in|%|)\s*$/',
+ $length,
+ $matches
+ ) ) {
$length = floatval( $matches[1] );
$unit = $matches[2];
if ( $unit == '%' ) {