block_core_navigation_build_css_font_sizes

WordPress Version: 5.9

/**
 * Build an array with CSS classes and inline styles defining the font sizes
 * which will be applied to the navigation markup in the front-end.
 *
 * @param array $attributes Navigation block attributes.
 *
 * @return array Font size CSS classes and inline styles.
 */
function block_core_navigation_build_css_font_sizes($attributes)
{
    // CSS classes.
    $font_sizes = array('css_classes' => array(), 'inline_styles' => '');
    $has_named_font_size = array_key_exists('fontSize', $attributes);
    $has_custom_font_size = array_key_exists('customFontSize', $attributes);
    if ($has_named_font_size) {
        // Add the font size class.
        $font_sizes['css_classes'][] = sprintf('has-%s-font-size', $attributes['fontSize']);
    } elseif ($has_custom_font_size) {
        // Add the custom font size inline style.
        $font_sizes['inline_styles'] = sprintf('font-size: %spx;', $attributes['customFontSize']);
    }
    return $font_sizes;
}