/// <reference types="react" />
import { Component } from 'react';
import { ViewProperties } from 'react-native';
export interface PropsDefine extends ViewProperties {
    /**
     * 单击的回调
     */
    onClick?: () => void;
    /**
     * 操作区域宽度
     */
    cropWidth: number;
    /**
     * 操作区域高度
     */
    cropHeight: number;
    /**
     * 图片宽度
     */
    imageWidth: number;
    /**
     * 图片高度
     */
    imageHeight: number;
    /**
     * 单手是否能移动图片
     */
    panToMove?: boolean;
    /**
     * 多手指是否能缩放
     */
    pinchToZoom?: boolean;
    /**
     * 手指按住少于多少毫秒认为是退出
     */
    leaveStayTime?: number;
    /**
     * 手指按住后位移少于多少认为是退出
     */
    leaveDistance?: number;
    /**
     * 横向超出的距离，父级做图片切换时，可以监听这个函数
     * 当此函数触发时，可以做切换操作
     */
    horizontalOuterRangeOffset?: (offsetX?: number) => void;
    /**
     * 触发想切换到左边的图，向左滑动速度超出阈值时触发
     */
    onDragLeft?: () => void;
    /**
     * 松手但是没有取消看图的回调
     */
    responderRelease?: (vx?: number, scale?: number) => void;
    /**
     * 最大滑动阈值
     */
    maxOverflow?: number;
    /**
     * 长按的阈值（毫秒）
     */
    longPressTime?: number;
    /**
     * 长按的回调
     */
    onLongPress?: () => void;
    /**
     * 双击的回调
     */
    onDoubleClick?: () => void;
    /**
     * 透传
     */
    others?: any;
}
export declare class PropsGaea {
    gaeaName: string;
    gaeaIcon: string;
    gaeaUniqueKey: string;
}
export declare class Props extends PropsGaea implements PropsDefine {
    onClick: () => void;
    onLongPress: () => void;
    panToMove: boolean;
    pinchToZoom: boolean;
    cropWidth: number;
    cropHeight: number;
    imageWidth: number;
    imageHeight: number;
    source: string;
    longPressTime: number;
    leaveStayTime: number;
    leaveDistance: number;
    maxOverflow: number;
    horizontalOuterRangeOffset: () => void;
    responderRelease: () => void;
    onDoubleClick: () => void;
}
export interface StateDefine {
    /**
     * 中心 x 坐标````
     */
    centerX?: number;
    /**
     * 中心 y 坐标
     */
    centerY?: number;
}
export declare class State implements StateDefine {
    centerX: number;
    centerY: number;
}
export default class ImageViewer extends Component<PropsDefine, StateDefine> {
    static defaultProps: PropsDefine;
    state: StateDefine;
    private lastPositionX;
    private positionX;
    private animatedPositionX;
    private lastPositionY;
    private positionY;
    private animatedPositionY;
    private scale;
    private animatedScale;
    private zoomLastDistance;
    private zoomCurrentDistance;
    private imagePanResponder;
    private lastTouchStartTime;
    private horizontalWholeOuterCounter;
    private horizontalWholeCounter;
    private verticalWholeCounter;
    private centerDiffX;
    private centerDiffY;
    private longPressTimeout;
    private lastClickTime;
    private doubleClickX;
    private doubleClickY;
    private isDoubleClickScale;
    componentWillMount(): void;
    /**
     * 图片区域视图渲染完毕
     * event: LayoutChangeEvent
     */
    handleLayout: () => {};
    /**
     * 重置大小和位置
     */
    reset(): void;
    render(): JSX.Element;
}