import { ContentModel } from '../ContentModel';
import { GraphModel } from '../GraphModel';
import { ModelNode } from '../types';
export declare const randomNode: (model: ContentModel) => ModelNode | undefined;
export declare const addRandomNode: (model: GraphModel, count?: number, options?: Partial<ModelNode> | (() => Partial<ModelNode>) | undefined) => GraphModel;
export declare const addRandomNodeShapes: (model: GraphModel, count?: number) => GraphModel;
export declare const addRandomNodeColors: (model: GraphModel, count?: number) => GraphModel;
export declare const addRandomEdge: (model: GraphModel, count?: number) => GraphModel;
export declare const removeRandomNode: (model: GraphModel, count?: number) => GraphModel;
export declare const removeRandomEdge: (model: GraphModel, count?: number) => GraphModel;
