/// <reference types="node" />
import EventEmitter from 'events';
import * as d3 from 'd3';
export interface IEventHandler<T> {
    onMouseover(n: T): void;
    onMouseout(n: T): void;
    onClick(n: T): void;
    onDblClick(n: T): void;
}
export interface IViewContext<T> {
    render(data: any): void;
    position(): void;
}
export declare class ViewContext<T> extends EventEmitter implements IViewContext<T>, IEventHandler<T> {
    graph: any;
    selection: d3.Selection;
    constructor(graph: any);
    /**
     * Renders all elements,
     * @param {Object} data
     * @param {Array} data.nodes
     * @param {Array} data.links
     */
    render(data?: any): void;
    position(): void;
    highlightDependencies(data: any): void;
    /**
     * Classifies elements based on relationship to node parameter.
     * CSS styling is based on `data-rel` attribute set on the DOM element.
     *
     * @param {Node} node
     */
    setRelationships(node: any): void;
    /**
     * Visually hides elements unrelated to node parameter.
     * CSS styling is based on `data-hidden` attribute set on the DOM element.
     *
     * @param {Node} node
     */
    hideUnrelated(node: any): void;
    /**
     * Reset all styles, e.g. colors and visibility
     */
    resetStyles(): void;
    onMouseover(n: T): void;
    onMouseout(n: T): void;
    onClick(n: T): void;
    onDblClick(n: T): void;
}