1// Copyright 2014 Google Inc. All rights reserved.
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5//     You may obtain a copy of the License at
6//
7// http://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12//     See the License for the specific language governing permissions and
13// limitations under the License.
14
15(function(scope, testing) {
16
17  var prefixed = {};
18  var unprefixed = {};
19
20  function alias(name, aliases) {
21    aliases.concat([name]).forEach(function(candidate) {
22      if (candidate in document.documentElement.style) {
23        prefixed[name] = candidate;
24      }
25      unprefixed[candidate] = name;
26    });
27  }
28  alias('transform', ['webkitTransform', 'msTransform']);
29  alias('transformOrigin', ['webkitTransformOrigin']);
30  alias('perspective', ['webkitPerspective']);
31  alias('perspectiveOrigin', ['webkitPerspectiveOrigin']);
32
33  scope.propertyName = function(property) {
34    return prefixed[property] || property;
35  };
36  scope.unprefixedPropertyName = function(property) {
37    return unprefixed[property] || property;
38  };
39
40})(webAnimations1, webAnimationsTesting);
41