diff options
Diffstat (limited to 'catapult/third_party/polymer/components/web-animations-js/src/visibility-handler.js')
-rw-r--r-- | catapult/third_party/polymer/components/web-animations-js/src/visibility-handler.js | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/catapult/third_party/polymer/components/web-animations-js/src/visibility-handler.js b/catapult/third_party/polymer/components/web-animations-js/src/visibility-handler.js new file mode 100644 index 00000000..53f29535 --- /dev/null +++ b/catapult/third_party/polymer/components/web-animations-js/src/visibility-handler.js @@ -0,0 +1,29 @@ +// Copyright 2014 Google Inc. All rights reserved. +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +(function(scope, testing) { + + function merge(left, right) { + if (left != 'visible' && right != 'visible') return; + return [0, 1, function(x) { + if (x <= 0) return left; + if (x >= 1) return right; + return 'visible'; + }]; + } + + scope.addPropertiesHandler(String, merge, ['visibility']); + +})(webAnimations1); + |