<!– @license Copyright © 2015 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 –>

<!doctype html> <head>

<meta charset="utf-8">
<meta name="viewport" content="width=device-width, minimum-scale=1.0, initial-scale=1.0, user-scalable=yes">

<title>Contacts Demo</title>

<script src="../../../webcomponentsjs/webcomponents-lite.js"></script>

<link rel="import" href="../../../iron-icons/iron-icons.html">
<link rel="import" href="../../../paper-icon-button/paper-icon-button.html">
<link rel="import" href="../../../paper-fab/paper-fab.html">
<link rel="import" href="../../app-toolbar/app-toolbar.html">
<link rel="import" href="../../app-scroll-effects/app-scroll-effects.html">
<link rel="import" href="../../demo/sample-content.html">
<link rel="import" href="../app-header.html">

<style is="custom-style">

  body {
    margin: 0;
    font-family: 'Roboto', 'Noto', sans-serif;
    background-color: #eee;
  }

  app-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    color: #fff;
    background-color: #3f51b5;
    --app-header-background-front-layer: {
      background-image: url(//app-layout-assets.appspot.com/assets/PharrellWilliams.jpg);
    };
  }

  paper-icon-button {
    --paper-icon-button-ink-color: white;
  }

  paper-fab {
    position: absolute;
    right: 16px;
    top: 248px;
    will-change: transform;
    transition: 0.1s -webkit-transform;
    transition: 0.1s transform;
  }

  paper-fab.shrink-to-hidden {
    -webkit-transform: scale3d(0, 0, 0);
    transform: scale3d(0, 0, 0);
  }

  app-toolbar.middle {
    height: 120px;
  }

  app-toolbar.bottom {
    height: 92px;
  }

  sample-content {
    padding-top: 276px;
  }

  [main-title] {
    margin-left: 64px;
    font-size: 32px;
    font-weight: 300;
  }

  [condensed-title] {
    margin-left: 20px;
    font-weight: 300;
  }

</style>

</head> <body unresolved>

<app-header effects="waterfall resize-title blend-background parallax-background" condenses reveals>
  <app-toolbar>
    <paper-icon-button icon="arrow-back"></paper-icon-button>
    <div condensed-title>Pharrell Williams</div>
    <paper-icon-button icon="create"></paper-icon-button>
    <paper-icon-button icon="more-vert"></paper-icon-button>
  </app-toolbar>
  <app-toolbar class="middle"></app-toolbar>
  <app-toolbar class="bottom">
    <div main-title>Pharrell Williams</div>
  </app-toolbar>
</app-header>

<paper-fab icon="star"></paper-fab>

<sample-content size="100"></sample-content>

<script>

  var fab = document.querySelector('paper-fab');
  var header = document.querySelector('app-header');

  window.addEventListener('scroll', function() {
    var progress = header.getScrollState().progress;
    fab.toggleClass('shrink-to-hidden', progress > 0.5);
  });

</script>

</body> </html>