1 <style> 2 html,body {height:100%;} 3 body {margin:0;} 4 img{ 5 width: 640px;6 height: 378px; 7 position: absolute; 8 left: 50% 9 top: 50%; 10 margin-top:120px; 11 margin-left:320px; 12 } 13 14 </style> 15 <script> 16 window.onload = function(){ 17 18 var x = 0; 19 var oImg = document.getElementById('img1'); 20 21 22 document.onmousedown = function(ev){ 23 24 var ev = ev || enent; 25 var disX = ev.clientX - x; 26 27 document.onmousemove = function(ev){ 28 var ev = ev || event; 29 x = ev.clientX - disX; 30 31 var l = parseInt(-x/15); 32 33 if(l > 0){ 34 l = l%72+1; 35 }else{ 36 l = (l + -72*(Math.floor(l/72))) + 1; 37 } 38 39 oImg.src = "img/Seq_v04_640x378_"+ l +".jpg" 40 41 return false; 42 }; 43 44 document.onmouseup = function(){ 45 document.onmouseup = null; 46 document.onmousemove = null; 47 } 48 49 return false; 50 } 51 52 } 53 </script> 360度旋转54 </head> 55 <body> 56 <div class="img_wrap"> 57 <img id="img1" src="https://www.cnblogs.com/qqandfqr/p/img/Seq_v04_640x378_1.jpg" > 58 </div> 59 </body>
