原理
点击图片触发单击响应事件,半透明的包含块全屏显示,然后图片进行放大居中显示。
实现
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>点击图片放大</title>
<style type="text/css">
.pic img {
cursor: pointer;
width: 125px;
height: 125px;
}
.picView {
z-index: 99;
display: none;
top: 0;
left: 0;
width: 100%;
height: 100%;
position: fixed;
background: rgba(0, 0, 0, 0.5);
}
.picView img {
z-index: 100;
width: 100%;
cursor: pointer;
position: fixed;
top: 50%;
left: 50%;
transform: translate(-50%,-50%);
}
</style>
</head>
<body>
<div class="pic">
<img src="https://www4.bing.com/az/hprichbg/rb/LakeWinnipeg_ZH-CN0984485385_1920x1080.jpg">
</div>
<div class="picView">
<img src="#">
</div>
</body>
<script src="https://cdn.bootcdn.net/ajax/libs/jquery/3.6.0/jquery.min.js"></script>
<script type="text/javascript">
$(function () {
$('.pic img').on('click', function () {
var src = $(this).attr('src');
$('.picView img').attr('src', src);
$('.picView').show()
});
$('.picView').on('click', function () {
$('.picView').hide()
});
})
</script>
</html>
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