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 function merge(left, right) { 18 if (left != 'visible' && right != 'visible') return; 19 return [0, 1, function(x) { 20 if (x <= 0) return left; 21 if (x >= 1) return right; 22 return 'visible'; 23 }]; 24 } 25 26 scope.addPropertiesHandler(String, merge, ['visibility']); 27 28})(webAnimations1); 29 30