transform-animation.html
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<!--
@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
-->
<link rel="import" href="../../polymer/polymer.html">
<link rel="import" href="../neon-animation-behavior.html">
<link rel="import" href="../web-animations.html">
<!--
`<transform-animation>` animates a custom transform on an element. Use this to animate multiple
transform properties, or to apply a custom transform value.
Configuration:
```
{
name: 'transform-animation',
node: <node>,
transformOrigin: <transform-origin>,
transformFrom: <transform-from-string>,
transformTo: <transform-to-string>,
timing: <animation-timing>
}
```
-->
<script>
Polymer({
is: 'transform-animation',
behaviors: [
Polymer.NeonAnimationBehavior
],
/**
* @param {{
* node: !Element,
* transformOrigin: (string|undefined),
* transformFrom: (string|undefined),
* transformTo: (string|undefined),
* timing: (Object|undefined)
* }} config
*/
configure: function(config) {
var node = config.node;
var transformFrom = config.transformFrom || 'none';
var transformTo = config.transformTo || 'none';
if (config.transformOrigin) {
this.setPrefixedProperty(node, 'transformOrigin', config.transformOrigin);
}
this._effect = new KeyframeEffect(node, [
{'transform': transformFrom},
{'transform': transformTo}
], this.timingFromConfig(config));
return this._effect;
}
});
</script>