import type { MermaidConfig } from '../../config.type.js';
import type { D3Selection } from '../../types.js';
export declare function textHelper<T extends SVGGraphicsElement>(parent: D3Selection<T>, node: any, config: MermaidConfig, useHtmlLabels: boolean, GAP?: number): Promise<{
    shapeSvg: import("d3-selection").Selection<SVGGElement, unknown, Element | null, unknown>;
    bbox: DOMRect;
}>;