import { type BaseAttrs, type BaseEmits, type Emit2EventMap, UiBase } from '../web-component-base';
export interface Attrs extends BaseAttrs {
    /**
     * The current number in the list. The component will scroll to this number when rendered.
     * @type {number}
     */
    'current-num': number;
    /**
     * The minimum number in the list (include). If not set, there is no minimum limit.
     * @type {number}
     * @default -Infinity
     */
    'min-num'?: number;
    /**
     * The maximum number in the list (include). If not set, there is no maximum limit.
     * @type {number}
     * @default Infinity
     */
    'max-num'?: number;
}
export interface Emits extends BaseEmits {
    'select-num': {
        oldNum: number;
        newNum: number;
    };
}
export type EventMap = Emit2EventMap<Emits>;
/**
 * 基础的数字列表组件。允许无限滚动。点击后可以滚动定位到当前数字。
 *
 * 存在一个 formatter 方法，可以重写该方法以自定义数字的显示格式。
 */
export declare class Ele extends UiBase<Attrs, Emits> {
    static tagName: "dt-num-list";
    protected static _style: string;
    protected static _template: string;
    static get observedAttributes(): string[];
    get _staticEls(): {
        readonly container: HTMLElement;
    };
    get _dynamicEls(): {
        readonly currentItem: HTMLElement | undefined;
        readonly items: any[];
    };
    get currentNum(): number;
    set currentNum(val: number);
    get minNum(): number;
    set minNum(val: number);
    get maxNum(): number;
    set maxNum(val: number);
    private _createItem;
    private _intersectionOb;
    private _destroyOb;
    private _initOb;
    private _loadBefore;
    private _loadAfter;
    connectedCallback(): void;
    disconnectedCallback(): boolean | void;
    protected _onAttrChanged(name: string, oldValue: string | null, newValue: string | null): void;
    private get _itemHeight();
    private get _pageSize();
    private _isScrolling;
    scrollToCurrent: () => void;
    private _render;
    private _onClick;
    formatter: (num: number) => string;
}