使用html2canvas 页面转图片
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>页面转图片</title>
<link rel="stylesheet" href="https://c...
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>页面转图片</title>
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@4.4.1/dist/css/bootstrap.min.css" integrity="sha384-Vkoo8x4CGsO3+Hhxv8T/Q5PaXtkKtu6ug5TOeNV6gBiFeWPGFN9MuhOf23Q9Ifjh" crossorigin="anonymous">
<script src="https://cdn.bootcss.com/html2canvas/0.4.1/html2canvas.js"></script>
<style type="text/css">
.modal-body canvas{
width: 100%;
box-shadow: 0 0 12px #d1d1d1;
}
</style>
</head>
<body>
<button id="save" type="button" class="btn btn-primary" data-toggle="modal" data-target=".bd-example-modal-xl">点击生成图片</button>
<!-- 转图片的根容器 -->
<div id="to-img" style="background-color: #f9eeee;">
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</div>
<!-- 保存页面转图片的模态框 -->
<div class="modal fade bd-example-modal-xl" id="exampleModal" tabindex="-1" role="dialog" aria-labelledby="exampleModalLabel" aria-hidden="true">
<div class="modal-dialog modal-xl modal-dialog-scrollable" role="document">
<div class="modal-content">
<div class="modal-header">
<h5 class="modal-title" id="exampleModalLabel">页面转图片:</h5>
<button type="button" class="close" data-dismiss="modal" aria-label="Close">
<span aria-hidden="true">×</span>
</button>
</div>
<div class="modal-body">
<!-- 转图片后放这了 -->
</div>
<div class="modal-footer">
<button type="button" class="btn btn-secondary" data-dismiss="modal">Close</button>
<button type="button" class="btn btn-primary" data-dismiss="modal">Save</button>
</div>
</div>
</div>
</div>
<!-- 依赖 -->
<script src="https://cdn.jsdelivr.net/npm/jquery@3.4.1/dist/jquery.slim.min.js" integrity="sha384-J6qa4849blE2+poT4WnyKhv5vZF5SrPo0iEjwBvKU7imGFAV0wwj1yYfoRSJoZ+n" crossorigin="anonymous"></script>
<script src="https://cdn.jsdelivr.net/npm/bootstrap@4.4.1/dist/js/bootstrap.min.js" integrity="sha384-wfSDF2E50Y2D1uUdj0O3uMBJnjuUD4Ih7YwaYd1iqfktj0Uod8GCExl3Og8ifwB6" crossorigin="anonymous"></script>
<!-- 转图片的逻辑 -->
<script>
document.querySelector("#save").onclick=function(event) {
html2canvas(document.querySelector("#to-img"),{
onrendered: function(canvas) {
document.querySelector(".modal-body").appendChild(canvas); //生成canvas标签
/*
// 创建img标签
let image = new Image();
image.src = canvas.toDataURL("image/png");
document.querySelector(".modal-body").appendChild(image);
return image;*/
}
})
};
</script>
</body>
</html>
- 发表于 2020-07-07 13:28
- 阅读 ( 635 )
- 分类：web前端开发
