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