export interface DragConfig {
    container: string | HTMLElement;
    handler?: string;
    bounds?: boolean;
}
export interface Position {
    x: number;
    y: number;
}
export interface DeltaBounds {
    x: [number, number];
    y: [number, number];
}
export default class Draggable {
    private dragConfig;
    private container$;
    private handler$;
    private pos;
    private delta;
    private startX;
    private startY;
    private deltaBounds;
    private dragging;
    constructor(dragConfig: DragConfig);
    /**
     * 清除
     *
     * @memberof Draggable
     */
    teardown(): void;
    private clearDragEvents;
    /**
     * 监听容器的鼠标按下事件
     *
     * 此时开始做拖拽的初始化动作。
     *
     * @param {MouseEvent} event
     */
    private onContainerMouseDown;
    /**
     * 计算偏移量边界值
     *
     * @memberof Draggable
     */
    private calcBounds;
    /**
     * 监听页面的鼠标释放事件，以结束拖拽
     */
    private onDocumentMouseUp;
    /**
     * 获取偏移位置
     *
     * @param {number} pageX
     * @param {number} pageY
     * @returns
     * @memberof Draggable
     */
    private getDelta;
    /**
     * 监听页面中的鼠标移动事件
     *
     * @param {*} event
     * @memberof Draggable
     */
    private onDocumentMouseMove;
}