66 行
2.1 KiB
JavaScript
66 行
2.1 KiB
JavaScript
import React, {useEffect, useState} from 'react';
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import ReactDOM from 'react-dom';
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import { MobilePDFReader, PDFReader } from 'react-read-pdf';
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import { SpecialZoomLevel, Viewer, Worker } from '@react-pdf-viewer/core';
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import { defaultLayoutPlugin } from '@react-pdf-viewer/default-layout';
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import '@react-pdf-viewer/core/lib/styles/index.css';
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import '@react-pdf-viewer/default-layout/lib/styles/index.css';
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import { ScrollMode } from '@react-pdf-viewer/scroll-mode';
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const PDFViewer = () => {
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const file_name = document.getElementById('pdf-url').value;
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const [url, setURL] = useState('');
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const defaultLayoutPluginInstance = defaultLayoutPlugin({
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toolbarPlugin: {
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fullScreenPlugin: {
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onEnterFullScreen: (zoom) => {
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zoom(SpecialZoomLevel.PageFit);
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defaultLayoutPluginInstance.toolbarPluginInstance.scrollModePluginInstance.switchScrollMode(
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ScrollMode.Wrapped
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);
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},
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onExitFullScreen: (zoom) => {
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zoom(SpecialZoomLevel.PageWidth);
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defaultLayoutPluginInstance.toolbarPluginInstance.scrollModePluginInstance.switchScrollMode(
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ScrollMode.Horizontal
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);
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},
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},
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},
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});
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useEffect(()=>{
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if(file_name == 'default.pdf')
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setURL('/assets/default/'+file_name);
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else setURL('/files/'+file_name);
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}, []);
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return (
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<Worker workerUrl="https://unpkg.com/pdfjs-dist@2.11.338/build/pdf.worker.js">
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<div
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style={{
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height: '100vh',
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}}
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>
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{
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url &&
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<Viewer fileUrl={url}
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plugins={[defaultLayoutPluginInstance]}
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/>
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}
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</div>
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</Worker>
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);
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}
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if(document.getElementById('pdf-preview')){
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ReactDOM.render(
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<PDFViewer />,
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document.getElementById('pdf-preview')
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)
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} |