import { AbstractTopic, TopicOptions, MarkerOptions, ImageOptions } from '../abstracts/topic.abstract';
import { SummaryOptions } from '../abstracts/summary.abstract';
import Base from './base';
import * as Model from '../common/model';
import * as Core from 'xmind-model';
/**
 * @description Topic common methods
 */
export declare class Topic extends Base implements AbstractTopic {
    private readonly sheet;
    private readonly root;
    private readonly resources;
    private componentId;
    private lastId;
    constructor(options?: TopicOptions);
    on(componentId?: string): this;
    add(topic?: Model.Topic, options?: {
        index: number;
    }): this;
    image(options?: ImageOptions): string;
    note(text: string, del?: boolean): this;
    destroy(componentId: string): this;
    summary(options?: SummaryOptions): this;
    marker(options?: MarkerOptions): this;
    cid(title?: string): string;
    cids(): {
        [key: string]: string;
    };
    find(componentId?: string): any;
    /**
     * @description Get root topic
     * @return {Topic}
     */
    readonly rootTopic: Core.Topic;
    /**
     * @description Get root topicId
     */
    readonly rootTopicId: any;
    /**
     * @description Get current topic instance
     * @return {Core.Topic}
     * @private
     */
    private current;
    /**
     * @description Check topic id
     * @param {String} componentId
     * @return {Boolean}
     * @private
     */
    private isValidTopicId;
}