third_party/polymer/components-chromium/core-scroll-header-panel/demos/demo7.html

   1 <!doctype html>
   2 <!--
   3 Copyright (c) 2014 The Polymer Project Authors. All rights reserved.
   4 This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt
   5 The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt
   6 The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt
   7 Code distributed by Google as part of the polymer project is also
   8 subject to an additional IP rights grant found at http://polymer.github.io/PATENTS.txt
   9 -->
  10 <html>
  11 <head>
  12   <title>core-scroll-header-panel: demo7</title>
  13
  14   <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0">
  15   <meta name="mobile-web-app-capable" content="yes">
  16   <meta name="apple-mobile-web-app-capable" content="yes">
  17
  18   <script src="../../platform/platform.js"></script>
  19
  20   <link rel="import" href="../core-scroll-header-panel.html">
  21   <link rel="import" href="lorem-ipsum.html">
  22   <link rel="import" href="../../core-toolbar/core-toolbar.html">
  23   <link rel="import" href="../../core-icon-button/core-icon-button.html">
  24   <link rel="import" href="../../core-media-query/core-media-query.html">
  25
  26   <style shim-shadowdom>
  27
  28     html, body {
  29       height: 100%;
  30     }
  31
  32     body {
  33       margin: 0;
  34       font-family: sans-serif;
  35       color: #333;
  36     }
  37
  38     core-scroll-header-panel {
  39       position: absolute;
  40       top: 0;
  41       right: 0;
  42       bottom: 0;
  43       left: 0;
  44     }
  45
  46     /* background for toolbar when it is at its full size */
  47     core-scroll-header-panel::shadow #headerBg {
  48       background-image: url(images/bg9.jpg);
  49     }
  50
  51     /* background for toolbar when it is condensed */
  52     core-scroll-header-panel::shadow #condensedHeaderBg {
  53       background-color: #f4b400;
  54     }
  55
  56     core-toolbar {
  57       color: #f1f1f1;
  58       fill: #f1f1f1;
  59       background-color: transparent;
  60     }
  61
  62     .title {
  63       font-size: 40px;
  64     }
  65
  66     .content {
  67       padding: 10px 30px;
  68     }
  69
  70   </style>
  71
  72 </head>
  73 <body unresolved>
  74
  75   <core-scroll-header-panel condenses>
  76
  77     <core-toolbar class="tall">
  78
  79       <core-icon-button icon="arrow-back"></core-icon-button>
  80       <div flex></div>
  81       <core-icon-button icon="search"></core-icon-button>
  82       <core-icon-button icon="more-vert"></core-icon-button>
  83       <div class="bottom indent title">Title</div>
  84
  85     </core-toolbar>
  86
  87     <div class="content">
  88
  89       <h3>Resize window to toggle between fixed header and scrolled header</h3>
  90       <lorem-ipsum paragraphs="100"></lorem-ipsum>
  91
  92     </div>
  93
  94   </core-scroll-header-panel>
  95
  96   <core-media-query id="mquery" query="min-width: 600px"></core-media-query>
  97
  98   <script>
  99
 100     // toggle fixed header based on screen size
 101     var panel = document.querySelector('core-scroll-header-panel');
 102     var mquery = document.querySelector('#mquery');
 103     mquery.addEventListener('core-media-change', function() {
 104       panel.fixed = mquery.queryMatches;
 105     });
 106
 107     // custom transformation: scale header's title
 108     var titleStyle = document.querySelector('.title').style;
 109     addEventListener('core-header-transform', function(e) {
 110       var d = e.detail;
 111       var m = d.height - d.condensedHeight;
 112       var scale = Math.max(0.75, (m - d.y) / (m / 0.25)  + 0.75);
 113       titleStyle.transform = titleStyle.webkitTransform =
 114           'scale(' + scale + ') translateZ(0)';
 115     });
 116
 117   </script>
 118
 119 </body>
 120 </html>