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  • 手机端、pc端图片放大手指实现放大

      1 <!DOCTYPE html>
      2 <html lang="en">
      3 
      4     <head>
      5         <meta charset="UTF-8">
      6         <meta http-equiv="X-UA-Compatible" content="IE=edge">
      7         <meta name="viewport" content="width=device-width, initial-scale=1.0">
      8         <link rel="stylesheet" href="./photoswipe/photoswipe/photoswipe.css">
      9         <link rel="stylesheet" href="./photoswipe/photoswipe/default-skin/default-skin.css">
     10         <title>Document</title>
     11         <style>
     12             .swiperImg {
     13                  100%;
     14                 height: 200px;
     15             }
     16 
     17             .img {
     18                  100%;
     19                 height: 100%;
     20                 object-fit: cover;
     21             }
     22         </style>
     23     </head>
     24 
     25     <body>
     26         <div class="swiper-slide" id="picData">
     27             <div class="swiperImg">
     28                 <img onclick="clickImgToZoom()" class="img"
     29                     src="https://img11.artimg.net/mini-site-admin/sxzt/sxmm/images/d9b2d0c91b8e8a639a80b63f3e0d90f4.jpg"
     30                     alt="">
     31             </div>
     32         </div>
     33 
     34 
     35         <!-- Root element of PhotoSwipe. Must have class pswp. -->
     36         <div class="pswp" tabindex="-1" role="dialog" aria-hidden="true">
     37             <div class="pswp__bg"></div>
     38             <div class="pswp__scroll-wrap">
     39                 <div class="pswp__container">
     40                     <div class="pswp__item"></div>
     41                     <div class="pswp__item"></div>
     42                     <div class="pswp__item"></div>
     43                 </div>
     44                 <div class="pswp__ui pswp__ui--hidden">
     45                     <div class="pswp__top-bar">
     46                         <div class="pswp__counter hidden"></div>
     47                         <button class="pswp__button pswp__button--close" title="Close (Esc)"></button>
     48                         <div class="pswp__preloader">
     49                             <div class="pswp__preloader__icn">
     50                                 <div class="pswp__preloader__cut">
     51                                     <div class="pswp__preloader__donut"></div>
     52                                 </div>
     53                             </div>
     54                         </div>
     55                     </div>
     56                     <div class="pswp__share-modal pswp__share-modal--hidden pswp__single-tap">
     57                         <div class="pswp__share-tooltip"></div>
     58                     </div>
     59                     <div class="pswp__caption">
     60                         <div class="pswp__caption__center"></div>
     61                     </div>
     62                 </div>
     63                 <div class="pswp__side_box iphone_x_footer">
     64                     <div class="pswp__side_li"></div>
     65                     <div class="pswp__side_li"></div>
     66                 </div>
     67             </div>
     68 
     69         </div>
     70         <script src="https://cdn.staticfile.org/jquery/1.10.2/jquery.min.js"></script>
     71 
     72         <script src="./photoswipe/photoswipe/photoswipe.min.js"></script>
     73         <script src="./photoswipe/photoswipe/photoswipe-ui-default.min.js"></script>
     74         <script>
     75             // 图片放大
     76             function clickImgToZoom(_index) {
     77                 var index = _index || $(".swiper-slide-active").attr("data-swiper-slide-index")
     78                 // 修改这是多张的 轮播样式的
     79                 // var temp = $("#picData").html()
     80                 // console.log(temp);
     81                 var items = [{
     82                     src: 'https://img11.artimg.net/mini-site-admin/sxzt/sxmm/images/d9b2d0c91b8e8a639a80b63f3e0d90f4.jpg',
     83                     w: 600,
     84                     h: 900
     85                 }]
     86                 // temp.forEach(i => {
     87                 //     items.push({
     88                 //         src: i.url,
     89                 //         w: i.width,
     90                 //         h: i.height
     91                 //     })
     92                 // })
     93 
     94                 var currentLink = items[0].src
     95                 var options = {
     96                     items: items,
     97                     index: Number(0)
     98                 }
     99 
    100                 var side = $(".pswp__side_box"),
    101                     html = ""
    102                 options.items.forEach(function (item, _index) {
    103                     _index == options.index ? html += "<div class="pswp__side_li active"></div>" : html +=
    104                         "<div class="pswp__side_li"></div>"
    105                 })
    106                 side.html(html)
    107 
    108                 function photoInit(options) {
    109                     var pswpElement = document.querySelectorAll(".pswp")[0]
    110                     // Initializes and opens PhotoSwipe
    111                     var gallery = new PhotoSwipe(pswpElement, PhotoSwipeUI_Default, options.items, {
    112                         index: options.index
    113                     })
    114                     gallery.init()
    115                     gallery.listen("afterChange", function (index) {
    116                         $(".pswp__side_box .active").removeClass("active")
    117                         $(".pswp__side_li").eq(this.getCurrentIndex()).addClass("active")
    118                     })
    119                 }
    120 
    121                 photoInit(options)
    122 
    123             }
    124         </script>
    125     </body>
    126 
    127 </html>

    前提是先引入iQuery文件

    插入两个<link>css样式

    插入两个<script>js样式

    这个在网上可以找到*******************

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  • 原文地址:https://www.cnblogs.com/bigbang66/p/15180458.html
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