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終于實現(xiàn)了!精彩的jquery彈幕效果

 更新時間：2016年07月18日 11:02:42   作者：WuLex  
終于實現(xiàn)精彩的jquery彈幕效果了，這篇文章就為大家詳細(xì)介紹了jquery彈幕效果的實現(xiàn)代碼，具有一定的參考價值，感興趣的小伙伴們可以參考一下

本文實例為大家分享了jquery彈幕效果，供大家參考，具體內(nèi)容如下

頁面效果如下:

html頁面如下: 

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
 <head>
  <title></title>
  <link href="static/css/bootstrap.min.css" rel="stylesheet" type="text/css" />
  <link href="static/css/style.css" rel="stylesheet" type="text/css" />
  <link href="dist/css/barrager.css" rel="stylesheet" type="text/css" />
 </head>
 <body>
  <button class="bb-trigger btn btn-primary btn-lg bb-light-blue" onclick=" run_example() ">彈彈彈</button>
  
  <hr/>
  <div class="row">
   <div class="col-md-6">
    <form class="form-horizontal">
     <div style="display: none"> 
     <div class="form-group">
     <label class="col-sm-2 control-label" >文字</label>
     <div class="col-sm-6">
      <input class="form-control" name="info" type="text" placeholder="彈幕文字信息"/>
     </div>
    </div> 
     <div class="form-group">
     <label class="col-sm-2 control-label" >鏈接</label>
     <div class="col-sm-6">
      <input class="form-control" name="href" type="text" placeholder="http://www.yaseng.org"/>
     </div> 
     </div>
    
     <div class="form-group">
     <label class="col-sm-2 control-label" >延遲</label>
     <div class="col-sm-2">
      <input class="form-control" name="speed" type="text" placeholder="6" value="6" />
     </div>
      
     <label class="col-sm-2 control-label" >關(guān)閉按鈕</label>
     <div class="col-sm-2">
      <input class="form-control" name="close" type="checkbox" checked >
     </div>
       
    </div>
    
     <div class="form-group">
     <label class="col-sm-2 control-label" >高度</label>
     <div class="col-sm-4">
      <label class="radio-inline">
       <input type="radio" name="bottomradio" value="0" checked="checked"> 隨機
      </label>
      <label class="radio-inline">     
       <input type="radio" name="bottomradio" value="1" > 設(shè)置
      </label>
     </div>
     <div class="col-sm-2">
      <input class="form-control" name="bottom" type="text" placeholder="70" value="70" />
     </div>
    </div>
     <div class="form-group">
      <label class="col-sm-2 control-label" >圖片</label>
      <div class="col-sm-6">
       <label class="radio-inline">
        <input type="radio" name="img" value="cute.png" checked=""> cute.png
       </label>
       <label class="radio-inline">
        <input type="radio" name="img" value="haha.gif"> haha.gif
       </label>
       <label class="radio-inline">
        <input type="radio" name="img" value="none"> 無圖
       </label>
      </div>
     </div>
     </div>
     

     <div class="form-group">
     <label class="col-sm-3 control-label" ></label>
     <div class="col-sm-3">
      <input type="button" class="btn btn-primary bb-light-blue" onclick=" run() " value="運行">
     </div>
     <div class="col-sm-3">
      <button class="btn btn-warning " onclick=" clear_barrage() "> 清除</button>
     </div>
    </div>
    </form>
   </div>
  <div class="col-md-6" style="display: none">
   <textarea class="form-control" id="barrager-code" rows="14" ></textarea>
  </div>
  </div>
 </body>
 <script src="static/js/jquery-1.9.1.min.js" type="text/javascript"></script>
 <script src="static/js/bootstrap.min.js" type="text/javascript"></script>
 <script src="dist/js/jquery.barrager.js" type="text/javascript"></script>
 <script type="text/javascript">
  String.prototype.format = function (args) {
   var result = this;
   if (arguments.length < 1) {
    return result;
   }
   var data = arguments;
   if (arguments.length == 1 && typeof (args) == "object") {
    data = args;
   }
   for (var key in data) {
    var value = data[key];
    if (undefined != value) {
     result = result.replace("{" + key + "}", value);
    }
   }
   return result;
  }
  var barrager_code =
  'var item={\n' +
  " img:'{img}', //圖片 \n" +
  " info:'{info}', //文字 \n" +
  " href:'{href}', //鏈接 \n" +
  " close:{close}, //顯示關(guān)閉按鈕 \n" +
  " speed:{speed}, //延遲,單位秒,默認(rèn)6 \n" +
  " bottom:{bottom}, //距離底部高度,單位px,默認(rèn)隨機 \n" +
  " color:'{color}', //顏色,默認(rèn)白色 \n" +
  " old_ie_color:'{old_ie_color}', //ie低版兼容色,不能與網(wǎng)頁背景相同,默認(rèn)黑色 \n" +
  " }\n" + "$('body').barrager(item);"
  ;

  $(function() {
   var default_item = {
    'img': 'static/heisenberg.png',
    'info': '彈幕文字信息',
    'href': 'http://www.yaseng.org',
    'close': true,
    'speed': 6,
    'bottom': 70,
    'color': '#fff',
    'old_ie_color': '#000000'
   };
   var item = { 'img': 'static/img/heisenberg.png', 'href': 'http://www.baidu.com', 'info': 'oldman!WQNMLGB' };
   //item1={'href':'http://www.baidu.com','info':'這是一條很長很長的字幕','close':false};
   $('#barrager-code').val(barrager_code.format(default_item));


   $('body').barrager(item);


  });


  function run() {
   var shi = [
    "朱砂", "天下", "殺伐", "人家", "韶華", "風(fēng)華", "繁華", "血染", " 墨染 ", "白衣", " 素衣", " 嫁衣 ", "傾城 ", "孤城 ", "空城 ", "舊城", "舊人 ", "伊人 ", "心疼 ", "春風(fēng)", " 古琴 ", "無情 ", "迷離 ", "奈何", " 斷弦", " 焚盡 ", "散亂", " 陌路 ", "亂世 ", "笑靨 ", "淺笑", " 明眸", " 輕嘆", " 煙火", "一生 " +
    "三生", " 浮生 ", "桃花 ", "梨花", " 落花", " 煙花", " 離殤", " 情殤", " 愛殤 ", "劍殤", " 灼傷", " 倉皇 ", "匆忙", " 陌上", " 清商", "焚香 ", "墨香 ", "微涼 " +
    "斷腸", " 癡狂 ", "凄涼", " 黃梁", " 未央", " 成雙", " 無恙", " 虛妄", " 凝霜", " 洛陽", " 長安", " 江南", " 忘川", " 千年", " 紙傘 ", "煙雨", " 回眸 ", "公子" +
    "紅塵", " 紅顏 ", "紅衣", " 紅豆 ", "紅線 ", "青絲 ", "青史", " 青冢", " 白發(fā)", " 白首", " 白骨 ", "黃土", " 黃泉 ", "碧落", " 紫陌情深緣淺", " 情深不壽 ", "莫失莫忘" +
    " 陰陽相隔 ", "如花美眷", " 似水流年", " 眉目如畫", " 曲終人散", " 繁華落盡 ", "不訴離殤 ", "一世長安"
   ];
   var info = shi[Math.floor(Math.random() * shi.length)]; //$('input[name=info]').val();
   (info == '') ? info = '請?zhí)顚憦椖晃淖? : info = info;
   var href = $('input[name=href]').val();
   var speed = parseInt($('input[name=speed]').val());
   var bottom = parseInt($('input[name=bottom]').val());
   var code = barrager_code;
   if ($('input:radio[name=bottomradio]:checked').val() == 0) {
    var window_height = $(window).height() - 150;
    bottom = Math.floor(Math.random() * window_height + 40);
    code = code.replace(" bottom:{bottom}, //距離底部高度,單位px,默認(rèn)隨機 \n", '');

   }

   var img = $('input:radio[name=img]:checked').val();

   if (img == 'none') {

    code = code.replace(" img:'{img}', //圖片 \n", '');
   }

   var item = {
    'img': 'static/img/' + img,
    'info': info,
    'href': href,
    'close': true,
    'speed': speed,
    'bottom': bottom,
    'color': getRandomColor(),
    'old_ie_color': getRandomColor()
   };

   if (!$('input[name=close]').is(':checked')) {
    item.close = false;
   }

   code = code.format(item);
   $('#barrager-code').val(code);

   try {
    eval(code);
   } catch (e) {
    /*name: 錯誤名稱
    number: 錯誤號
    description: 描述信息
    message: 錯誤信息
    fileName: 錯誤發(fā)生的文件
    stack: 錯誤發(fā)生時的調(diào)用堆棧 */
    alert(e.message);
   }
   return false;
  }

  function clear_barrage() {
   $.fn.barrager.removeAll();
  }

  function getRandomColor() {
   return "#" + ("00000" + ((Math.random() * 16777215 + 0.5) >> 0).toString(16)).slice(-6);
  } 

  function run_example() {
   var wenzi = ["Hello", "網(wǎng)上", "x戰(zhàn)警", "蜘蛛俠", "死侍"];
   var example_item = { 'img': 'static/img/heisenberg.png', 'info': wenzi[Math.floor(Math.random() * wenzi.length)] };
   $('body').barrager(example_item);
   return false;

  }


 </script>
</html>

以上就是本文的全部內(nèi)容，希望對大家的學(xué)習(xí)有所幫助，也希望大家多多支持腳本之家。

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