瀑布流布局实现代码详解

分享一段代码实例，它实现了瀑布流布局效果。 因为当前瀑布流布局还是非常流行的，所以对它的良好掌握还是非常有必要的。 代码实例如下: 001 002 003 004 005 006 007 008 009 010 011 012 013 014 015 016 017 018 019 020 021 022 023 024 025 026 027 028 029 030 031 032 033 034 035 036 037 038 039 040 041 042 043 044 045 046 047 048 049 050 051 052 053 054 055 056 057 058 059 060 061 062 063 064 065 066 067 068 069 070 071 072 073 074 075 076 077 078 079 080 081 082 083 084 085 086 087 088 089 090 091 092 093 094 095 096 097 098 099 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 <!doctype html> < html > < head > < meta  charset = "utf-8" > < title >瀑布流布局</ title > < style > body {    background-color: #fff;    color: #333;    overflow-x: hidden; } body, h1, h2, h3, h4, h5, h6, hr, p, blockquote, dl, dt, dd, ul, ol, li, pre, form, fieldset, legend, button, input, textarea, th, td {    margin: 0;    padding: 0; } ul, ol {    list-style: none; } .clear {    clear: both;    height: 0;    font-size: 0;    line-height: 0;    overflow: hidden; } .cle:after, .clearfix:after, .clear_f:after, .cle_float:after {    content: ".";    display: block;    height: 0;    clear: both;    visibility: hidden; } .cle, .clearfix, .clear_f, .cle_float {    zoom: 1; } .fl {    float: left; } .fr {    float: right; } a {    text-decoration: none;    color: #333; } #wrapper {    width: 1005px;    margin: 15px auto; } /*品牌列表*/ .brand-list {    width: 1020px;    overflow: hidden; } .brand-list .brand-bd {    position: relative;    margin-top: 5px; } .brand-list .item {    position: absolute;    width: 202px;    background-color: #f8f8f8;    border: 1px solid #f8f8f8;    padding: 18px;    top: 0;    left: 40%;    -webkit-transition: all 0.3s;    -moz-transition: all 0.3s;    -o-transition: all 0.3s;    transition: all 0.3s; } .brand-list .hover {    box-shadow: 0px 1px 8px rgba(200,200,200,.6);    background-color: #fff;    border-color: #c8c8c8; } .brand-list .additem {    padding: 0;    width: 240px;    border: none; } .brand-list .item h3 {    font-size: 42px;    color: #666;    font-family: arial;    font-weight: bold;    line-height: .8;    margin-bottom: 20px; } .brand-list .item p {    margin-bottom: 15px; } </ style > < script  src = "http://libs.baidu.com/jquery/1.9.0/jquery.js" ></ script > < script > $(function() {    $('#brand-waterfall').waterfall(); }); (function($) {    $.fn.waterfall = function(options) {      var df = {        item: '.item',        margin: 15,        addfooter: true      };      options = $.extend(df, options);      return this.each(function() {        var $box = $(this),          pos = [],          _box_width = $box.width(),          $items = $box.find(options.item),          _owidth = $items.eq(0).outerWidth() + options.margin,          _oheight = $items.eq(0).outerHeight() + options.margin,          _num = Math.floor(_box_width / _owidth);            (function() {          var index = 0;          for (; index < _num; index++) {            pos.push([index * _owidth, 0]);          }        })();            $items.each(function() {          var _this = $(this),            _temp = 0,            _height = _this.outerHeight() + options.margin;              _this.hover(function() {            _this.addClass('hover');          }, function() {            _this.removeClass('hover');          });              for (var j = 0; j < _num; j++) {            if (pos[j][1] < pos[_temp][1]) {              _temp = j;            }          }          this.style.cssText = 'left:' + pos[_temp][0] + 'px; top:' + pos[_temp][1] + 'px;';          pos[_temp][1] = pos[_temp][1] + _height;        });            // 计算top值最大的赋给外围div        (function() {          var index = 0,            tops = [];          for (; index < _num; index++) {            tops.push(pos[index][1]);          }          tops.sort(function(a, b) {            return a - b;          });          $box.height(tops[_num - 1]);              if (options.addfooter) {            addfooter(tops[_num - 1]);          }        })();            function addfooter(max) {          var addfooter = document.createElement('div');          addfooter.className = 'item additem';          for (var index = 0; index < _num; index++) {            if (max != pos[index][1]) {              var clone = addfooter.cloneNode(),                _height = max - pos[index][1] - options.margin;              clone.style.cssText='left:' + pos[index][0] + 'px; top:'+pos[index][1]+'px; height:'+_height+'px;';              $box[0].appendChild(clone);            }          }        }      });    } })(jQuery); </ script > </ head > < body >    < div  id = "wrapper" >      <!-- 品牌列表开始 -->      < div  class = "brand-list" >        < div  class = "brand-bd cle"  id = "brand-waterfall" >          <!-- 循环字母模块 item -->          < div  class = "item"  id = "brand-a" >            < h3 >A</ h3 >            < p >< a  href = "#"  target = "_blank" >一</ a ></ p >            < p >< a  href = "#"  target = "_blank" >div教程</ a ></ p >            < p >< a  href = "#"  target = "_blank" >只有努力才会有美好的未来</ a ></ p >            < p >< a  href = "#"  target = "_blank" >没有任何人一开始就是高手</ a ></ p >            < p >< a  href = "#"  target = "_blank" >本站的url地址是www.softwhy.com</ a ></ p >            < p >< a  href = "#"  target = "_blank" >javascript教程</ a ></ p >            < p >< a  href = "#"  target = "_blank" >css教程</ a ></ p >          </ div >          < div  class = "item"  id = "brand-b" >            < h3 >B</ h3 >            < p >< a  href = "#"  target = "_blank" >一</ a ></ p >            < p >< a  href = "#"  target = "_blank" >div教程</ a ></ p >            < p >< a  href = "#"  target = "_blank" >只有努力才会有美好的未来</ a ></ p >            < p >< a  href = "#"  target = "_blank" >没有任何人一开始就是高手</ a ></ p >            < p >< a  href = "#"  target = "_blank" >本站的url地址是www.softwhy.com</ a ></ p >            < p >< a  href = "#"  target = "_blank" >javascript教程</ a ></ p >            < p >< a  href = "#"  target = "_blank" >css教程</ a ></ p >            < p >< a  href = "#"  target = "_blank" >一</ a ></ p >            < p >< a  href = "#"  target = "_blank" >div教程</ a ></ p >            < p >< a  href = "#"  target = "_blank" >只有努力才会有美好的未来</ a ></ p >            < p >< a  href = "#"  target = "_blank" >没有任何人一开始就是高手</ a ></ p >            < p >< a  href = "#"  target = "_blank" >本站的url地址是www.softwhy.com</ a ></ p >            < p >< a  href = "#"  target = "_blank" >javascript教程</ a ></ p >            < p >< a  href = "#"  target = "_blank" >css教程</ a ></ p >          </ div >          < div  class = "item"  id = "brand-c" >            < h3 >C</ h3 >            < p >< a  href = "#"  target = "_blank" >一</ a ></ p >            < p >< a  href = "#"  target = "_blank" >div教程</ a ></ p >            < p >< a  href = "#"  target = "_blank" >只有努力才会有美好的未来</ a ></ p >            < p >< a  href = "#"  target = "_blank" >没有任何人一开始就是高手</ a ></ p >          </ div >          < div  class = "item"  id = "brand-d" >            < h3 >D</ h3 >            < p >< a  href = "#"  target = "_blank" >div教程</ a ></ p >            < p >< a  href = "#"  target = "_blank" >只有努力才会有美好的未来</ a ></ p >            < p >< a  href = "#"  target = "_blank" >没有任何人一开始就是高手</ a ></ p >            < p >< a  href = "#"  target = "_blank" >本站的url地址是www.softwhy.com</ a ></ p >            < p >< a  href = "#"  target = "_blank" >javascript教程</ a ></ p >            < p >< a  href = "#"  target = "_blank" >css教程</ a ></ p >          </ div >          < div  class = "item"  id = "brand-e" >            < h3 >E</ h3 >            < p >< a  href = "#"  target = "_blank" >没有任何人一开始就是高手</ a ></ p >            < p >< a  href = "#"  target = "_blank" >本站的url地址是www.softwhy.com</ a ></ p >            < p >< a  href = "#"  target = "_blank" >javascript教程</ a ></ p >            < p >< a  href = "#"  target = "_blank" >css教程</ a ></ p >          </ div >          < div  class = "item"  id = "brand-f" >            < h3 >F</ h3 >            < p >< a  href = "#"  target = "_blank" >只有努力才会有美好的未来</ a ></ p >            < p >< a  href = "#"  target = "_blank" >没有任何人一开始就是高手</ a ></ p >            < p >< a  href = "#"  target = "_blank" >本站的url地址是www.softwhy.com</ a ></ p >            < p >< a  href = "#"  target = "_blank" >javascript教程</ a ></ p >            < p >< a  href = "#"  target = "_blank" >css教程</ a ></ p >          </ div >          < div  class = "item"  id = "brand-g" >            < h3 >G</ h3 >            < p >< a  href = "#"  target = "_blank" >css教程</ a ></ p >            < p >< a  href = "#"  target = "_blank" >蚂蚁部落一</ a ></ p >            < p >< a  href = "#"  target = "_blank" >div教程</ a ></ p >            < p >< a  href = "#"  target = "_blank" >只有努力才会有美好的未来</ a ></ p >            < p >< a  href = "#"  target = "_blank" >没有任何人一开始就是高手</ a ></ p >            < p >< a  href = "#"  target = "_blank" >javascript教程</ a ></ p >          </ div >          < div  class = "item"  id = "brand-h" >            < h3 >H</ h3 >            < p >< a  href = "#"  target = "_blank" >css教程</ a ></ p >            < p >< a  href = "#"  target = "_blank" >一</ a ></ p >            < p >< a  href = "#"  target = "_blank" >div教程</ a ></ p >            < p >< a  href = "#"  target = "_blank" >只有努力才会有美好的未来</ a ></ p >            < p >< a  href = "#"  target = "_blank" >没有任何人一开始就是高手</ a ></ p >            < p >< a  href = "#"  target = "_blank" >javascript教程</ a ></ p >            < p >< a  href = "#"  target = "_blank" >css教程</ a ></ p >          </ div >          < div  class = "item"  id = "brand-l" >            < h3 >L</ h3 >            < p >< a  href = "#"  target = "_blank" >一</ a ></ p >            < p >< a  href = "#"  target = "_blank" >div教程</ a ></ p >            < p >< a  href = "#"  target = "_blank" >只有努力才会有美好的未来</ a ></ p >            < p >< a  href = "#"  target = "_blank" >没有任何人一开始就是高手</ a ></ p >            < p >< a  href = "#"  target = "_blank" >javascript教程</ a ></ p >            < p >< a  href = "#"  target = "_blank" >css教程</ a ></ p >            < p >< a  href = "#"  target = "_blank" >一</ a ></ p >            < p >< a  href = "#"  target = "_blank" >div教程</ a ></ p >            < p >< a  href = "#"  target = "_blank" >只有努力才会有美好的未来</ a ></ p >          </ div >          < div  class = "item"  id = "brand-m" >            < h3 >M</ h3 >            < p >< a  href = "#"  target = "_blank" >一</ a ></ p >            < p >< a  href = "#"  target = "_blank" >div教程</ a ></ p >            < p >< a  href = "#"  target = "_blank" >只有努力才会有美好的未来</ a ></ p >            < p >< a  href = "#"  target = "_blank" >没有任何人一开始就是高手</ a ></ p >            < p >< a  href = "#"  target = "_blank" >javascript教程</ a ></ p >            < p >< a  href = "#"  target = "_blank" >css教程</ a ></ p >            < p >< a  href = "#"  target = "_blank" >一</ a ></ p >            < p >< a  href = "#"  target = "_blank" >div教程</ a ></ p >          </ div >          < div  class = "item"  id = "brand-n" >            < h3 >N</ h3 >            < p >< a  href = "#"  target = "_blank" >一</ a ></ p >            < p >< a  href = "#"  target = "_blank" >div教程</ a ></ p >            < p >< a  href = "#"  target = "_blank" >只有努力才会有美好的未来</ a ></ p >            < p >< a  href = "#"  target = "_blank" >没有任何人一开始就是高手</ a ></ p >            < p >< a  href = "#"  target = "_blank" >javascript教程</ a ></ p >            < p >< a  href = "#"  target = "_blank" >css教程</ a ></ p >            < p >< a  href = "#"  target = "_blank" >一</ a ></ p >            < p >< a  href = "#"  target = "_blank" >div教程</ a ></ p >            < p >< a  href = "#"  target = "_blank" >只有努力才会有美好的未来</ a ></ p >          </ div >        </ div >      </ div >    </ div > </ body > </ html >