import { ChipData, ChipConfig } from '../../../types/license';
import { IChip } from '../../../interface/chip';
type chipSource = string | ArrayBuffer;
declare class Chip implements IChip {
    #private;
    private isDropLoad;
    private chipPath;
    private dropDom;
    private isEnableDrop;
    init(config: ChipConfig): void;
    setChipPath(path: string): void;
    setDropDom(dom: HTMLElement | string): void;
    setIsEnableDrop(isEnable: boolean, dom?: HTMLElement | string): void;
    private readDropedFile;
    private dragLeaveCallback;
    private dragOverCallback;
    private dropCallback;
    initDrop(container: HTMLElement): void;
    removeDrop(): void;
    getSalt(): string;
    /**
     * 加载数据存储芯片
     * @param data chip url / chip base64 / chip buffer
     * @returns
     */
    loadChip(data?: chipSource, signal?: AbortSignal): Promise<ChipData>;
}
export default Chip;