<!– @license Copyright © 2016 The Polymer Project Authors. All rights reserved. This code may only be used under the BSD style license found at polymer.github.io/LICENSE.txt The complete set of authors may be found at polymer.github.io/AUTHORS.txt The complete set of contributors may be found at polymer.github.io/CONTRIBUTORS.txt Code distributed by Google as part of the polymer project is also subject to an additional IP rights grant found at polymer.github.io/PATENTS.txt –>

<link rel=“import” href=“../../polymer/polymer.html”> <link rel=“import” href=“../iron-scroll-target-behavior.html”>

<dom-module id=“x-scrollable”>

<template>
  <style>
    :host {
      display: block;
      font: 14px arial;
    }

    .item {
      border-bottom: 1px solid #ccc;
      background-color: white;
      padding: 20px;
      width: 200%;
    }
  </style>

  <template is="dom-repeat" items="[[_getItems(itemCount)]]">
    <div class="item">[[index]]</div>
  </template>
</template>

</dom-module>

<script>

Polymer({

  is: 'x-scrollable',

  properties: {

    itemCount: {
      type: Number,
      value: 200
    }

  },

  behaviors: [
    Polymer.IronScrollTargetBehavior
  ],

  _defaultScrollTarget: null,

  _getItems: function(itemCount) {
    var items = new Array(itemCount);
    while (itemCount > 0) {
      items[--itemCount] = true;
    }
    return items;
  }
});

</script>