import { EventEmitter, OnInit, ElementRef, OnDestroy } from '@angular/core';
import { UITouchEvent } from './helper';
import { TouchManager } from './touch-manager';
export declare type PanEventDirection = 'up' | 'down' | 'left' | 'right' | 'origin';
export interface PanEvent extends UITouchEvent {
    /** 第一次触发手势时，拖动的方向 */
    firstDirection: PanEventDirection;
    /** 拖动起点 x 轴相对屏幕左边的距离 */
    startX: number;
    /** 拖动起点 y 轴相对屏幕上边的距离 */
    startY: number;
    /** 拖动时 x 轴相对屏幕左边的距离 */
    moveX: number;
    /** 拖动时 y 轴相对屏幕上边的距离 */
    moveY: number;
    /** 拖动位置距离起点位置 x 轴的距离 */
    distanceX: number;
    /** 拖动位置距离起点位置 y 轴的距离 */
    distanceY: number;
    /** 多次拖动后，距离初始位置 x 轴的距离 */
    cumulativeDistanceX: number;
    /** 多次拖动后，距离初始位置 y 轴的距离 */
    cumulativeDistanceY: number;
}
export declare class PanDirective extends TouchManager implements OnInit, OnDestroy {
    elementRef: ElementRef;
    uiPan: EventEmitter<PanEvent>;
    private cumulativeDistanceX;
    private cumulativeDistanceY;
    private startX;
    private startY;
    private moveX;
    private moveY;
    private distanceX;
    private distanceY;
    private oldMoveX;
    private oldMoveY;
    private direction;
    private isFirst;
    private startTime;
    constructor(elementRef: ElementRef);
    ngOnInit(): void;
    ngOnDestroy(): void;
    touchStart(event: TouchEvent): void;
    touchMove(event: TouchEvent, unListen: Function): void;
    touchEnd(event: TouchEvent): void;
    reset(): void;
}