pdf.js可以实现在html下直接浏览pdf文档，是一款开源的pdf文档读取解析插件
pdf.js主要包含两个库文件，一个pdf.js和一个pdf.worker.js，，一个负责API解析，一个负责核心解析
下载地址：http://cnblogs.com/files/xiangliuyunyang/build.zip
两个主要demo
1.点击连接读取第一页的pdf文档：http://www.51purse.com/pdf/web/demo1.html（此处没有自己上传）
2.点击连接，选择需要打开的文件，进行pdf预览：http://www.51purse.com/pdf/web/demo2.html（此处没有自己上传）
参考代码：
demo1:
<html>
<head>
<meta charset="UTF-8">
<title>Document</title>
<style type="text/css">
.lightbox{
position: fixed;
top: 0px;
left: 0px;
height: 100%;
width: 100%;
z-index: 7;
opacity: 0.3;
display: block;
background-color: rgb(0, 0, 0);
}
.pop{
position: absolute;
left: 50%;
width: 894px;
margin-left: -447px;
z-index: 9;
}
</style>
<script src="Scripts/pdf.js" type="text/javascript"></script>
<script type="text/javascript">
function showPdf() {
var container = document.getElementById("container");
container.style.display = "block";
var url = ‘Scripts/jQuery经典入门教程(绝对详细).pdf‘;
PDFJS.workerSrc = ‘Scripts/pdf.worker.js‘;
PDFJS.getDocument(url).then(function getPdfHelloWorld(pdf) {
pdf.getPage(1).then(function getPageHelloWorld(page) {
var scale = 1;
var viewport = page.getViewport(scale);
var canvas = document.getElementById(‘the-canvas‘);
var context = canvas.getContext(‘2d‘);
canvas.height = viewport.height;
canvas.width = viewport.width;
var renderContext = {
canvasContext: context,
viewport: viewport
};
page.render(renderContext);
});
});
}
</script>
</head>
<body>
<h1><a href="javascript:void(0)" target="_blank" onclick="showPdf()">显示pdf文档</a></h1>
<div id="container" style="display: none;">
<div class="lightbox"></div>
<div id="pop" class="pop">
<canvas id="the-canvas"></canvas>
</div>
</div>
</body>
</html>
demo2:
<html>
<head>
<meta charset="UTF-8">
<title>Document</title>
<style type="text/css">
.lightbox{
position: fixed;
top: 0px;
left: 0px;
height: 100%;
width: 100%;
z-index: 7;
opacity: 0.3;
display: block;
background-color: rgb(0, 0, 0);
display: none;
}
.pop,iframe{
position: absolute;
left: 50%;
top:0;
width: 893px;
height: 100%;
margin-left: -446.5px;
z-index: 9;
}
</style>
<script src="Scripts/pdf.js" type="text/javascript"></script>
<script type="text/javascript">
function showPdf(isShow) {
var state = "";
if (isShow) {
state = "block";
} else {
state = "none";
}
var pop = document.getElementById("pop");
pop.style.display = state;
var lightbox = document.getElementById("lightbox");
lightbox.style.display = state;
}
function close() {
showPdf(false);
}
</script>
</head>
<body>
<ul>
<li><a href="Scripts/jQuery经典入门教程(绝对详细).pdf" target="pdfContainer" onclick="showPdf(true)">0001_pdf</a></li>
</ul>
<div class="lightbox" id="lightbox"></div>
<div id="pop" class="pop" style="display: none;">
<a href="javascript:close()" style="
position: absolute;
right: -90px;
display: inline-block;
width: 80px;
height: 30px;
" id="close">关闭</a>
<iframe src="" frameborder="0" id="pdfContainer" name="pdfContainer"></iframe>
</div>
</body>
</html>
项目架构：
转自：https://www.cnblogs.com/xiangliuyunyang/p/5956453.html
原文地址：https://www.cnblogs.com/w821759016/p/10243546.html
时间： 2024-10-05 18:59:40