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="../../webcomponentsjs/webcomponents.js"></script>
  19
  20   <link rel="import" href="../core-scroll-header-panel.html">
  21   <link rel="import" href="sample-content.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       background-color: #eee;
  45     }
  46
  47     /* background for toolbar when it is at its full size */
  48     core-scroll-header-panel::shadow #headerBg {
  49       background-image: url(images/bg9.jpg);
  50     }
  51
  52     /* background for toolbar when it is condensed */
  53     core-scroll-header-panel::shadow #condensedHeaderBg {
  54       background-color: #f4b400;
  55     }
  56
  57     core-toolbar {
  58       color: #f1f1f1;
  59       fill: #f1f1f1;
  60       background-color: transparent;
  61     }
  62
  63     .title {
  64       font-size: 40px;
  65     }
  66
  67     .content {
  68       padding: 8px;
  69     }
  70
  71   </style>
  72
  73 </head>
  74 <body unresolved>
  75
  76   <core-scroll-header-panel condenses>
  77
  78     <core-toolbar class="tall">
  79
  80       <core-icon-button icon="arrow-back"></core-icon-button>
  81       <div flex></div>
  82       <core-icon-button icon="search"></core-icon-button>
  83       <core-icon-button icon="more-vert"></core-icon-button>
  84       <div class="bottom indent title">Title</div>
  85
  86     </core-toolbar>
  87
  88     <div class="content">
  89
  90       <h3>Resize window to toggle between fixed header and scrolled header</h3>
  91       <sample-content size="100"></sample-content>
  92
  93     </div>
  94
  95   </core-scroll-header-panel>
  96
  97   <core-media-query id="mquery" query="min-width: 600px"></core-media-query>
  98
  99   <script>
 100
 101     // toggle fixed header based on screen size
 102     var panel = document.querySelector('core-scroll-header-panel');
 103     var mquery = document.querySelector('#mquery');
 104     mquery.addEventListener('core-media-change', function() {
 105       panel.fixed = mquery.queryMatches;
 106     });
 107
 108     // custom transformation: scale header's title
 109     var titleStyle = document.querySelector('.title').style;
 110     addEventListener('core-header-transform', function(e) {
 111       var d = e.detail;
 112       var m = d.height - d.condensedHeight;
 113       var scale = Math.max(0.75, (m - d.y) / (m / 0.25)  + 0.75);
 114       titleStyle.transform = titleStyle.webkitTransform =
 115           'scale(' + scale + ') translateZ(0)';
 116     });
 117
 118   </script>
 119
 120 </body>
 121 </html>