get_svg_definitions example

/** * Outputs all necessary SVG for duotone filters, CSS for classic themes. * * Uses the declarations saved in earlier calls to self::enqueue_global_styles_preset * and self::enqueue_custom_filter. * * @since 6.3.0 */
    public static function output_footer_assets() {
        if ( ! empty( self::$used_svg_filter_data ) ) {
            echo self::get_svg_definitions( self::$used_svg_filter_data );
        }

        // In block themes, the CSS is added in the head via wp_add_inline_style in the wp_enqueue_scripts action.         if ( ! wp_is_block_theme() ) {
            $style_tag_id = 'core-block-supports-duotone';
            wp_register_style( $style_tag_id, false );
            if ( ! empty( self::$used_global_styles_presets ) ) {
                wp_add_inline_style( $style_tag_id, self::get_global_styles_presets( self::$used_global_styles_presets ) );
            }
            if ( ! empty( self::$block_css_declarations ) ) {
                wp_add_inline_style( $style_tag_id, wp_style_engine_get_stylesheet_from_css_rules( self::$block_css_declarations ) );
            }