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June 26, 2015 16:45
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| <!doctype html> | |
| <!-- | |
| @license | |
| Copyright (c) 2015 The Polymer Project Authors. All rights reserved. | |
| This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt | |
| The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt | |
| The complete set of contributors may be found at http://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 http://polymer.github.io/PATENTS.txt | |
| --> | |
| <html> | |
| <head> | |
| <title>paper-scroll-header-panel: demo4</title> | |
| <meta name="viewport" content="width=device-width, minimum-scale=1.0, initial-scale=1.0, user-scalable=yes"> | |
| <meta name="mobile-web-app-capable" content="yes"> | |
| <meta name="apple-mobile-web-app-capable" content="yes"> | |
| <script src="../../webcomponentsjs/webcomponents-lite.js"></script> | |
| <link rel="import" href="../paper-scroll-header-panel.html"> | |
| <link rel="import" href="../../paper-toolbar/paper-toolbar.html"> | |
| <link rel="import" href="../../iron-icons/iron-icons.html"> | |
| <link rel="import" href="../../paper-icon-button/paper-icon-button.html"> | |
| <link rel="import" href="sample-content.html"> | |
| <link rel="stylesheet" href="../../paper-styles/demo.css"> | |
| <style is="custom-style"> | |
| paper-scroll-header-panel { | |
| position: absolute; | |
| top: 0; | |
| right: 0; | |
| bottom: 0; | |
| left: 0; | |
| background-color: var(--paper-grey-200, #eee); | |
| } | |
| paper-toolbar.tall { | |
| background-color: var(--paper-deep-orange-500, #ff5722); | |
| } | |
| .title-container { | |
| height: 100%; | |
| margin-left: 60px; | |
| } | |
| paper-toolbar.tall .title { | |
| font-size: 40px; | |
| -webkit-transform-origin: left center; | |
| transform-origin: left center; | |
| } | |
| .content { | |
| padding: 8px; | |
| } | |
| </style> | |
| </head> | |
| <body unresolved> | |
| <paper-scroll-header-panel condenses keep-condensed-header> | |
| <paper-toolbar class="tall"> | |
| <paper-icon-button icon="arrow-back"></paper-icon-button> | |
| <div class="flex"></div> | |
| <paper-icon-button icon="search"></paper-icon-button> | |
| <paper-icon-button icon="more-vert"></paper-icon-button> | |
| <div class="middle title-container center horizontal layout"> | |
| <div class="title">Title</div> | |
| </div> | |
| </paper-toolbar> | |
| <div class="content"> | |
| <sample-content size="100"></sample-content> | |
| </div> | |
| </paper-scroll-header-panel> | |
| <script> | |
| // custom transformation: scale header's title | |
| var title = document.querySelector('.title'); | |
| var titleContainer = document.querySelector('.title-container'); | |
| addEventListener('paper-header-transform', function(e) { | |
| var d = e.detail; | |
| var m = d.height - d.condensedHeight; | |
| var y = Math.min(1, d.y / m); | |
| var scale = Math.max(0.75, (m - d.y) / (m / 0.25) + 0.75); | |
| // move/translate titleContainer | |
| Polymer.Base.transform('translate3d(0,' + y * 100 + '%,0)', titleContainer); | |
| // scale title | |
| Polymer.Base.transform('scale(' + scale + ') translateZ(0)', title); | |
| }); | |
| </script> | |
| </body> | |
| </html> |
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