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
12 <title>core-scroll-header-panel: demo7</title>
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">
18 <script src="../../platform/platform.js"></script>
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">
26 <style shim-shadowdom>
34 font-family: sans-serif;
38 core-scroll-header-panel {
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);
51 /* background for toolbar when it is condensed */
52 core-scroll-header-panel::shadow #condensedHeaderBg {
53 background-color: #f4b400;
59 background-color: transparent;
75 <core-scroll-header-panel condenses>
77 <core-toolbar class="tall">
79 <core-icon-button icon="arrow-back"></core-icon-button>
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>
89 <h3>Resize window to toggle between fixed header and scrolled header</h3>
90 <lorem-ipsum paragraphs="100"></lorem-ipsum>
94 </core-scroll-header-panel>
96 <core-media-query id="mquery" query="min-width: 600px"></core-media-query>
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;
107 // custom transformation: scale header's title
108 var titleStyle = document.querySelector('.title').style;
109 addEventListener('core-header-transform', function(e) {
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)';