/**
 * Copyright 2014-present Palantir Technologies
 * @license MIT
 */
import { Point } from "../core/interfaces";
import { Component } from "../components/component";
import * as Dispatchers from "./";
import { Dispatcher } from "./dispatcher";
export declare type TouchCallback = (ids: number[], idToPoint: {
    [id: number]: Point;
}, event: TouchEvent) => void;
export declare class Touch extends Dispatcher {
    private static _DISPATCHER_KEY;
    private static _TOUCHSTART_EVENT_NAME;
    private static _TOUCHMOVE_EVENT_NAME;
    private static _TOUCHEND_EVENT_NAME;
    private static _TOUCHCANCEL_EVENT_NAME;
    private _translator;
    /**
     * Gets a Touch Dispatcher for the component.
     * If one already exists, it will be returned; otherwise, a new one will be created.
     *
     * @param component
     * @return {Dispatchers.Touch}
     */
    static getDispatcher(component: Component): Dispatchers.Touch;
    /**
     * This constructor should not be invoked directly.
     *
     * @param {SVGElement} svg The root <svg> to attach to.
     */
    constructor(component: Component);
    /**
     * Registers a callback to be called when a touch starts.
     *
     * @param {TouchCallback} callback
     * @return {Dispatchers.Touch} The calling Touch Dispatcher.
     */
    onTouchStart(callback: TouchCallback): this;
    /**
     * Removes a callback that would be called when a touch starts.
     *
     * @param {TouchCallback} callback
     * @return {Dispatchers.Touch} The calling Touch Dispatcher.
     */
    offTouchStart(callback: TouchCallback): this;
    /**
     * Registers a callback to be called when the touch position changes.
     *
     * @param {TouchCallback} callback
     * @return {Dispatchers.Touch} The calling Touch Dispatcher.
     */
    onTouchMove(callback: TouchCallback): this;
    /**
     * Removes a callback that would be called when the touch position changes.
     *
     * @param {TouchCallback} callback
     * @return {Dispatchers.Touch} The calling Touch Dispatcher.
     */
    offTouchMove(callback: TouchCallback): this;
    /**
     * Registers a callback to be called when a touch ends.
     *
     * @param {TouchCallback} callback
     * @return {Dispatchers.Touch} The calling Touch Dispatcher.
     */
    onTouchEnd(callback: TouchCallback): this;
    /**
     * Removes a callback that would be called when a touch ends.
     *
     * @param {TouchCallback} callback
     * @return {Dispatchers.Touch} The calling Touch Dispatcher.
     */
    offTouchEnd(callback: TouchCallback): this;
    /**
     * Registers a callback to be called when a touch is cancelled.
     *
     * @param {TouchCallback} callback
     * @return {Dispatchers.Touch} The calling Touch Dispatcher.
     */
    onTouchCancel(callback: TouchCallback): this;
    /**
     * Removes a callback that would be called when a touch is cancelled.
     *
     * @param {TouchCallback} callback
     * @return {Dispatchers.Touch} The calling Touch Dispatcher.
     */
    offTouchCancel(callback: TouchCallback): this;
    /**
     * Computes the Touch position from the given event, and if successful
     * calls all the callbacks in the provided callbackSet.
     */
    private _measureAndDispatch(component, event, eventName, scope?);
    eventInside(component: Component, event: TouchEvent): boolean;
}