core/src/main/web/hicc/timeline/js/main.js

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
(function() {
  $(document).ready(function() {
    var timelineAnimate;
    timelineAnimate = function(elem) {
      return $(".timeline.animated .timeline-row").each(function(i) {
        var bottom_of_object, bottom_of_window;
        bottom_of_object = $(this).position().top + $(this).outerHeight();
        bottom_of_window = $(window).scrollTop() + $(window).height();
        if (bottom_of_window > bottom_of_object) {
          return $(this).addClass("active");
        }
      });
    };
    timelineAnimate();
    return $(window).scroll(function() {
      return timelineAnimate();
    });
  });

}).call(this);