css3 文字轮番滚动效果


 1.本文文字轮番滚动效果支持响应式;

 2.文字长度不确定时能够保证间距不变;

 3.当文字的长度过长时,添加了时间的计算函数,以保证随着文字长度的增加文字的滚动速度不会过快;

 

 1 <!doctype html>
 2 <html>
 3 <head>
 4 <meta charset="utf-8">
 5 <title>无标题文档</title>
 6 <style>
 7 .scrollContainer{
 8     width:50%;
 9     height:30px;
10     line-height:30px;
11     margin-top:10px;
12     overflow:hidden;
13     border:1px solid grey;
14     }    
15 @-webkit-keyframes scroll{
16 from {
17 margin-left:100%;
18 }
19 }
20 
21 @-moz-keyframes scroll{
22 from {
23 margin-left:100%;
24 }
25 }
26 @-ms-keyframes scroll{
27 from {
28 margin-left:100%;
29 }
30 }
31 .scroll{
32     height:30px;
33     overflow:hidden;
34     -webkit-animation-name: scroll;
35     -webkit-animation-delay: 1000ms;
36     -webkit-animation-duration: 1s;
37     -webkit-animation-timing-function: linear;
38     -webkit-animation-iteration-count: infinite;
39     -moz-animation-name: scroll;
40     -moz-animation-delay: 1000ms;
41     -moz-animation-duration: 5s;
42     -moz-animation-timing-function: linear;
43     -moz-animation-iteration-count: infinite;
44     -ms-animation-name: scroll;
45     -ms-animation-delay: 1000ms;
46     -ms-animation-duration: 5s;
47     -ms-animation-timing-function: linear;
48     -ms-animation-iteration-count: infinite;
49     animation-name:scroll;
50     animation-duration: 5s;
51     animation-delay: 1000ms;
52     animation-timing-function: linear;
53     animation-iteration-count: infinite;
54     }    
55 .contentItem{
56     height:30px;
57     line-height:30px;
58     float:left;
59     width:auto;
60     padding-right:20px;
61     box-sizing:border-box;
62     font-size:18px;
63     overflow:hidden;
64     }    
65 .scrollBox:hover{
66      -webkit-animation-play-state:paused;
67     }        
68 </style>
69 <script src="jquery-1.11.3.min.js"></script>
70 </head>
71 
72 <body>
73     <div class="scrollContainer">
74         <div class="scrollBox" id="content"></div>           
75     </div>
76     <script type="text/javascript">
77         $(document).ready(function(){
78             var newarry = ["博客园","我的博客园","我们的博客园","博客园的内容很丰富","写博客需要坚持"]
79              $("#content").empty();
80                 var sum=0;
81                 for(var i=0;i<newarry.length;i++){
82                     var alarm = newarry[i]
83                     var divStr = "<a class='contentItem' href=''>"+alarm+"</a>";
84                     $("#content").append(divStr)
85                     var boxWidth=$(".contentItem").eq(i).width()+22;                    
86                     sum+=boxWidth;
87                     if(i>0){
88                         $(".scrollBox").css({"animation-duration":5+5*i+"s"},{"-moz-animation-duration":5+5*i+"s"},{"-webkit-animation-duration":5+5*i+"s"});
89                     };
90                 };
91                 $(".scrollBox").width(sum);                                 
92                 var width = $(".scrollBox").width();                    
93                 $(".scrollBox").css({"marginLeft":-width});
94                 $(".scrollBox").addClass("scroll");
95             });
96     </script>
97 </body>
98 </html>

 


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