import React from 'react';
import { pdfjs } from 'react-pdf';
export interface PDFViewerProps extends React.HTMLAttributes<HTMLDivElement> {
    /**
     * url of pdf file
     */
    fileUrl: string;
    /**
     * filename of pdf file
     */
    fileName?: string;
    /**
     * the text direction
     * @default 'ltr'
     */
    direction?: 'ltr' | 'rtl';
    /**
     * minimum scaling
     * @default 0.50
     */
    MIN_SCALING?: number;
    /**
     * maximum scaling
     * @default 4.00
     */
    MAX_SCALING?: number;
    /**
     * The size of the zoom step
     * @default 0.1
     */
    ZOOM_STEP?: number;
    /**
     * 缩放比例下拉框的可选项
     * @default [ 0.50, 0.75, 1.00, 1.25, 1.50, 2.00, 3.00, 4.00 ]
     */
    scaleOptions?: number[];
    /**
     * Function called in case of an error while loading a document.
     */
    onDocumentLoadError?: (error: Error) => void;
    /**
     * Function called when the document is successfully loaded.
     */
    onDocumentLoadSuccess?: (pdf: pdfjs.PDFDocumentProxy) => void;
}
export declare function PDFViewer(props: PDFViewerProps): React.ReactElement;
export default PDFViewer;
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