Automattic\WooCommerce\EmailEditor\Integrations\Core\Renderer\Blocks

Image::reduce_radius_by_border_width │ private │ WC 1.0

Reduce a single border radius value by the border width, clamped to 0.

Only px (or unitless) values can be combined with the px border width; other units are returned unchanged.

Method of the class: Image{}

No Hooks.

Returns

null. Nothing (null).

Usage

// private - for code of main (parent) class only
$result = $this->reduce_radius_by_border_width( $radius, $border_width ): string;

$radius(mixed) (required)

Border radius value (e.g. "20px"). Non-scalar values are treated as 0.

$border_width(float) (required)

Border width in px.

Image::reduce_radius_by_border_width() Image::reduce radius by border width code ^{WC 11.1.2}

private function reduce_radius_by_border_width( $radius, float $border_width ): string {
	$radius = is_scalar( $radius ) ? trim( (string) $radius ) : '';
	// Non-px units can't be combined with a px border width, so keep them unchanged.
	if ( '' !== $radius && ! str_ends_with( $radius, 'px' ) && ! is_numeric( $radius ) ) {
		return $radius;
	}
	$inner = max( 0.0, Styles_Helper::parse_value( $radius ) - $border_width );
	return $inner . 'px';
}