third_party/polymer/v1_0/components-chromium/neon-animation/animations/scale-up-animation-extracted.js

Polymer({

    is: 'scale-up-animation',

    behaviors: [
      Polymer.NeonAnimationBehavior
    ],

    configure: function(config) {
      var node = config.node;

      var scaleProperty = 'scale(0)';
      if (config.axis === 'x') {
        scaleProperty = 'scale(0, 1)';
      } else if (config.axis === 'y') {
        scaleProperty = 'scale(1, 0)';
      }

      this._effect = new KeyframeEffect(node, [
        {'transform': scaleProperty},
        {'transform': 'scale(1, 1)'}
      ], this.timingFromConfig(config));

      if (config.transformOrigin) {
        this.setPrefixedProperty(node, 'transformOrigin', config.transformOrigin);
      }

      return this._effect;
    }

  });