export interface OpenFilePayload {
    /**
     * Local file path in PDF Viewer.
     */
    path: string;
}
interface AddFileWithUrlPayload {
    /**
     * URL address to a file.
     */
    url: string;
    data?: never;
    filename?: never;
    /**
     * Open newly added file.
     */
    open?: boolean;
}
interface AddFileWithDataPayload {
    /**
     * Base64 representation of a file. The generated URL encodes this parameter.
     */
    data: string;
    /**
     * File name with extension.
     */
    filename: string;
    url?: never;
    /**
     * Open newly added file.
     */
    open?: boolean;
}
export type AddFilePayload = AddFileWithUrlPayload | AddFileWithDataPayload;
export declare function pdfViewerUrl(action: string, params: Record<string, unknown>): string;
export {};