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1 <!-- | |
2 @license | |
3 Copyright (c) 2015 The Polymer Project Authors. All rights reserved. | |
4 This code may only be used under the BSD style license found at http://polymer.g
ithub.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/CONTRI
BUTORS.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/PATEN
TS.txt | |
9 --> | |
10 | |
11 <link rel="import" href="../polymer/polymer.html"> | |
12 <link rel="import" href="../paper-styles/shadow.html"> | |
13 | |
14 <!-- | |
15 | |
16 `paper-material` is a container that renders two shadows on top of each other to | |
17 create the effect of a lifted piece of paper. | |
18 | |
19 Example: | |
20 | |
21 <paper-material elevation="1"> | |
22 ... content ... | |
23 </paper-material> | |
24 | |
25 @group Paper Elements | |
26 @class paper-material | |
27 @demo demo/index.html | |
28 --> | |
29 | |
30 <dom-module id="paper-material"> | |
31 <style> | |
32 :host { | |
33 display: block; | |
34 position: relative; | |
35 @apply(--shadow-transition); | |
36 } | |
37 | |
38 :host([elevation="1"]) { | |
39 @apply(--shadow-elevation-2dp); | |
40 } | |
41 | |
42 :host([elevation="2"]) { | |
43 @apply(--shadow-elevation-4dp); | |
44 } | |
45 | |
46 :host([elevation="3"]) { | |
47 @apply(--shadow-elevation-6dp); | |
48 } | |
49 | |
50 :host([elevation="4"]) { | |
51 @apply(--shadow-elevation-8dp); | |
52 } | |
53 | |
54 :host([elevation="5"]) { | |
55 @apply(--shadow-elevation-16dp); | |
56 } | |
57 </style> | |
58 <template> | |
59 <content></content> | |
60 </template> | |
61 </dom-module> | |
62 <script> | |
63 Polymer({ | |
64 is: 'paper-material', | |
65 | |
66 properties: { | |
67 | |
68 /** | |
69 * The z-depth of this element, from 0-5. Setting to 0 will remove the | |
70 * shadow, and each increasing number greater than 0 will be "deeper" | |
71 * than the last. | |
72 * | |
73 * @attribute elevation | |
74 * @type number | |
75 * @default 1 | |
76 */ | |
77 elevation: { | |
78 type: Number, | |
79 reflectToAttribute: true, | |
80 value: 1 | |
81 }, | |
82 | |
83 /** | |
84 * Set this to true to animate the shadow when setting a new | |
85 * `elevation` value. | |
86 * | |
87 * @attribute animated | |
88 * @type boolean | |
89 * @default false | |
90 */ | |
91 animated: { | |
92 type: Boolean, | |
93 reflectToAttribute: true, | |
94 value: false | |
95 } | |
96 } | |
97 }); | |
98 </script> | |
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