import { TextMorphEngineOptions } from './types';
export type MorphControllerOptions = Omit<TextMorphEngineOptions, 'element'>;
export declare class MorphController {
    private instance;
    private lastText;
    private lastCursorIndex?;
    private configKey;
    attach(element: HTMLElement, options: MorphControllerOptions): void;
    update(text: string | number, cursorIndex?: number): void;
    needsRecreate(options: MorphControllerOptions): boolean;
    destroy(): void;
    static serializeConfig(options: MorphControllerOptions): string;
}