export declare const PREVIEW_MODE: {
    PPT: string;
    IMG: string;
    PDF: string;
    ZIP: string;
    VIDEO: string;
    TXT: string;
    IFRAME: string;
    HTML: string;
};
export declare const CAN_SCALE: string[];
export declare const LOCAL_PREVIEW: ({
    previewMode: string;
    mimeTypeReg: RegExp;
    suffix: RegExp;
    cors: boolean;
} | {
    previewMode: string;
    mimeTypeReg: RegExp;
    suffix: RegExp;
    cors?: undefined;
})[];
export declare const parseFileInfo: (fileInfo: {
    [key: string]: any;
    fileId?: string | undefined;
}, serverFileInfo: {
    [key: string]: any;
    previewMode: string;
    fileId?: string | undefined;
}) => {
    [x: string]: any;
    fileId?: string | undefined;
    previewMode: string;
};
export declare const getPreviewModeWithDate: (dataUrl: string) => string | null;
export declare const isFileIdFormat: (id: string) => boolean;