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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="../neon-animation-behavior.html"> |  | 
|  13 <link rel="import" href="../web-animations.html"> |  | 
|  14  |  | 
|  15 <!-- |  | 
|  16 `<transform-animation>` animates a custom transform on an element. Use this to a
    nimate multiple |  | 
|  17 transform properties, or to apply a custom transform value. |  | 
|  18  |  | 
|  19 Configuration: |  | 
|  20 ``` |  | 
|  21 { |  | 
|  22   name: 'transform-animation', |  | 
|  23   node: <node>, |  | 
|  24   transformOrigin: <transform-origin>, |  | 
|  25   transformFrom: <transform-from-string>, |  | 
|  26   transformTo: <transform-to-string>, |  | 
|  27   timing: <animation-timing> |  | 
|  28 } |  | 
|  29 ``` |  | 
|  30 --> |  | 
|  31  |  | 
|  32 <script> |  | 
|  33  |  | 
|  34   Polymer({ |  | 
|  35  |  | 
|  36     is: 'transform-animation', |  | 
|  37  |  | 
|  38     behaviors: [ |  | 
|  39       Polymer.NeonAnimationBehavior |  | 
|  40     ], |  | 
|  41  |  | 
|  42     /** |  | 
|  43      * @param {{ |  | 
|  44      *   node: !Element, |  | 
|  45      *   transformOrigin: (string|undefined), |  | 
|  46      *   transformFrom: (string|undefined), |  | 
|  47      *   transformTo: (string|undefined), |  | 
|  48      *   timing: (Object|undefined) |  | 
|  49      * }} config |  | 
|  50      */ |  | 
|  51     configure: function(config) { |  | 
|  52       var node = config.node; |  | 
|  53       var transformFrom = config.transformFrom || 'none'; |  | 
|  54       var transformTo = config.transformTo || 'none'; |  | 
|  55  |  | 
|  56       if (config.transformOrigin) { |  | 
|  57         this.setPrefixedProperty(node, 'transformOrigin', config.transformOrigin
    ); |  | 
|  58       } |  | 
|  59  |  | 
|  60       this._effect = new KeyframeEffect(node, [ |  | 
|  61         {'transform': transformFrom}, |  | 
|  62         {'transform': transformTo} |  | 
|  63       ], this.timingFromConfig(config)); |  | 
|  64  |  | 
|  65       return this._effect; |  | 
|  66     } |  | 
|  67  |  | 
|  68   }); |  | 
|  69  |  | 
|  70 </script> |  | 
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